JP2003280622A - Electronic display device and display method thereof - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To make various display modes on two display screens switchable while making a display that is the easiest for both a user and a partner who are viewing an electronic display device together and when both face each other. <P>SOLUTION: The electronic display device 1 for dual-screen display displays specified contents on one display screen in a specified reference direction and the specified contents or contents different from the specified contents on the other display screen in the reverse direction to the specified reference direction. Consequently, the display in the state that the reference direction of the display on one display screen and the reference direction of the display on the other display are rotated by 180° from each other is made possible and the display can be switched to various display modes to be able to meet various needs of the users. <P>COPYRIGHT: (C)2004,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a multi-screen electronic display device having two or more display screens for displaying character information and image information, and a display method thereof, and more particularly to books, essays and newspapers. It is possible to display contents that are digital data of text information such as articles and image information such as still image data and moving image data, and it is compact and portable, and has a function specialized for displaying such contents. The present invention relates to a multi-screen display electronic book (also called an electronic book device) and a display method thereof.

[0002]

2. Description of the Related Art Conventionally, a portable electronic display device called an electronic book or an electronic book device has been known. This electronic display device displays character information and image information converted into electronic data on a display screen and is portable, so that the user can browse the character information and image information as if reading a book. Is possible. Furthermore, since different contents can be displayed simply by changing the electronic data to be read, it is possible to browse a plurality of contents with one electronic display device.

Further, a two-screen display electronic book that mimics the shape of a book is known, for example, Japanese Patent Laid-Open No. 11-27.
Japanese Patent No. 6466 discloses an electronic book capable of displaying two screens. FIG. 13 is a diagram showing an example of the appearance of a conventional electronic book. The two display screens 102a and 102 disclosed in Japanese Patent Laid-Open No. 11-276466.
The electronic book (electronic display device) 101 in which b is connected by the hinge portion 104 has page turning switches 113 and 11
4, mode setting switch 115, bookmark setting / release switch 116, a bookmark page with a bookmark added, a bookmark / index feed switch 117, and other minimum operation switches necessary for the operation of the electronic book Is arranged, and the content is read from the portable storage medium (content storage means) 100 and displayed. By this, the electronic book 101
It has improved operability and reduced size.

Further, the applicant of the present invention has filed Japanese Patent Application No. 2001-401.
Japanese Patent Application No. 324 has applied for a dual-screen electronic display device in which an operation switch (rotating switch) is provided in a hinge portion that connects two display screens, utilizing the characteristics of the dual-screen electronic display device. In addition, this Japanese Patent Application No. 2001-40132
The electronic display device of two-screen display described in No. 4 has not been disclosed yet at the time of filing the present invention, and is not a known technique.

[0005]

However, a display method for displaying contents on a two-screen electronic display device is an electronic display device having only one screen except that it mimics the shape of a book. There is no big difference. That is,
In a two-screen electronic display device, the feature of being a two-screen display is not fully utilized, and as a result, it is difficult to see the display which is a problem in the electronic display device having only one screen, and the electronic display device itself. Is an unsolved problem that remains unsolved.

In view of the above problems, the present invention utilizes a characteristic of having a plurality of display screens in an electronic display device of a multi-screen display, which makes the display and handling easy and convenient. And its display method.

[0007]

In order to achieve the above object, the present invention provides a display screen different from a predetermined display screen when a predetermined page of predetermined content is displayed on the predetermined display screen. , A next page and a previous page of a predetermined page are selectively displayed. With this configuration, when a predetermined page is displayed on a predetermined display screen,
It becomes possible to selectively display both the next page and the previous page of a predetermined page on another display screen. Further, it is possible to perform page turning or page turning display according to the selected setting.

In order to achieve the above object, the present invention displays a predetermined content portion unrelated to a predetermined portion of a predetermined content displayed on a predetermined display screen or a predetermined content on a predetermined display screen. It is configured to display, on a different display screen, a location of content different from the predetermined content that is not related to the predetermined location of the predetermined content.
With this configuration, it is possible to independently display the same or different contents on a plurality of display screens, and further, it is possible to perform an independent operation for the contents respectively displayed on the plurality of display screens.

In order to achieve the above object, the present invention displays a predetermined content portion associated with a predetermined portion of a predetermined content displayed on a predetermined display screen or a predetermined display screen. A portion of the content different from the predetermined content associated with the predetermined portion of the predetermined content is displayed on another display screen. With this configuration, according to the selection of the display location on a predetermined display screen, the specified information defined for the selected location on another display screen, the information associated with an arbitrary location by the association function, etc. It becomes possible to display.

In order to achieve the above object, the present invention displays a predetermined content on a predetermined display screen in a predetermined reference direction, and displays it on a different display screen in a direction different from the predetermined reference direction. On the other hand, the predetermined content or the content different from the predetermined content is displayed. With this configuration, for example, when a plurality of users view the display of the electronic display device from different angles, for example, when a person who is watching the electronic display device together faces each other, each user can view the display at the most comfortable angle. You can set and browse.

In order to achieve the above object, the present invention is configured to display a display on a predetermined display screen in an enlarged manner by using a plurality of display screens. With this configuration,
By utilizing the characteristic of the electronic display device having a plurality of display screens, which has a plurality of display screens, it is possible to perform enlarged display of contents.

In order to achieve the above object, the present invention is configured to magnify and display a portion included in a display on another display screen on a predetermined display screen. With this configuration, it is possible to perform enlarged display of content by utilizing the characteristic of the electronic display device having a plurality of display screens that has a plurality of display screens.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION A multi-screen electronic display device and a display method thereof according to the present invention will be described below with reference to the drawings. First, an example of the external appearance of a two-screen display electronic display device used in the present invention will be described. FIG. 1 is a diagram showing an example of an external appearance of a two-screen display electronic display device used in the present invention. An electronic display device (electronic book) 1 having a two-screen display shown in FIG. 1 includes two members 3a in which a first display screen 2a and a second display screen 2b are fitted,
3b, a hinge part 4, a rotation switch 5, an operation switch group 6, a content storage means insertion part 7, and fitting parts 8a and 8b.

A member 3a having one display screen of the spread (the first display screen 2a on the left side in FIG. 1) and the other display screen (the second display screen 2b on the right side in FIG. 1) are provided. The right member 3b is connected by a central hinge portion 4, and the hinge portion 4 is used as a base axis in both directions (left and right).
It has a structure that can be opened and closed so that it can be opened. As a result, the first display screen 2a and the second display screen 2b can be made to be in a two-page spread state, and can have a form similar to a normal book or magazine.

When the electronic display device 1 is not used, the two display screens, the first display screen 2a and the second display screen 2b, are closed so as to match each other, and the fitting portions 8a, 8
Since the closed state can be fixed by b, it is also possible to protect the first display screen 2a and the second display screen 2b. Further, for the first display screen 2a and the second display screen 2b, for example, a CRT or other information display means can be used, but in particular, liquid crystal display means using liquid crystal is used. Is preferred. By using the liquid crystal display means, the depth direction (thickness) of the display screen can be reduced, and the electronic display device 1 can be portable and downsized.

Further, by using the rotary switch 5 and the operation switch group 6 provided on the hinge portion 4, page turning / forwarding operation, display rotation, display enlargement / reduction, vertical writing display /
It is possible to perform various operations such as setting a display mode such as horizontal display, setting a display mode, setting / releasing a bookmark page, and displaying an index page or a bookmark page.

The content storage means insertion section 7 is a portable storage medium (content storage means) in which various contents to be displayed on the display screen are stored as electronic data.
Is a means for inserting. The electronic display device 1 reads the content from the portable storage medium inserted in the content storage insertion section 7 and displays it on the first display screen 2a and the second display screen 2b. In addition, the electronic display device 1
A slip stopper 9 is provided on the. The slip stopper 9 makes it easier for the user to grip the electronic display device 1 and makes the user less likely to get tired even if the electronic display device 1 is gripped for a long time. Further, particularly in the case of the two-screen display electronic display device 1, it is preferable that the two members 3a and 3b be provided with anti-slip so as to be symmetrical.

In the present embodiment, the case where the content is read from the portable storage medium and displayed is described, but the content may be read from the content storage means such as the hard disk built in the electronic display device 1. It is also possible to provide a content receiving means capable of communicating with the outside and receive the content from the outside through an antenna or the like. Although not shown, the electronic display device 1 may be provided with a voice output unit such as a speaker, and when displaying character information or image information, it is possible to output the content by voice at the same time. .

Next, referring to FIG. 1, the first to fifth embodiments according to the present invention will be described. In the embodiment of the present invention, a two-screen display electronic display device will be described, but the present invention can also be applied to a multiple-screen display electronic display device having three or more display screens.

<First Embodiment> First, a first embodiment of the present invention will be described. In the first embodiment, an electronic display device 1 capable of performing both page turning processing and page turning processing will be described. FIG. 2 is a block diagram showing an example of the internal configuration of the electronic display device according to the first embodiment of the present invention. The electronic display device (electronic book, electronic book device) 1 shown in FIG.
Central processing unit (CPU) 1
0, output signal switching unit 11, operation switch signal input unit 1
2, the content reading unit 13, the first display unit 14a,
The second display unit 14b and the page turning / page feed switching unit 15 have the internal configurations.

The central processing unit 10 is a processing unit that performs the main processing relating to the electronic display device 1, and is a processing means such as a CPU. The output signal switching unit 11 is a processing unit that switches between outputting an image signal to the first display unit 14a and outputting an image signal to the second display unit 14b in accordance with a predetermined instruction. Operation switch signal input section 12
Is a rotary switch 5 installed on the outer surface of the electronic display device 1.
And a processing unit that supplies a signal generated by operating the operation switch group 6 to the central processing unit 10.

The content reading unit 13 is a processing unit for reading the content stored in the portable storage medium (content storage unit) 100 inserted in the content storage unit insertion unit 7. In the present embodiment, the mode in which the content is read from the portable storage medium 100 is illustrated, but the electronic display device 1 has a memory such as a hard disk and a communication unit that can be connected to a network. A mode in which the content is supplied to the electronic display device 1 from the above means is also possible.

The first display section 14a and the second display section 14b display information related to the content read by the content reading section 13 and processed by the central processing section 10 in the first display section of the electronic display device 1. 1 display screen 2a and second
Is a processing unit for displaying on the display screen 2b.

The first display unit 14a is a processing unit for processing an image signal to be displayed on one display screen (the first display screen 2a in the case of the electronic display device 1 shown in FIG. 1). And the second display unit 14b displays the other display screen (see FIG.
In the case of the electronic display device 1 shown in FIG.
It is a processing unit that processes the image signal to be displayed in b).
In addition, the electronic display device 1 shown in FIG.
a and the second display screen 2b are provided, but when the electronic display device 1 has three or more display screens, a display unit corresponding to each display screen is provided. The output signal switching unit 11 may appropriately switch the output of the image signal for each display unit (display screen).

The page turning / page feed switching unit 1
Reference numeral 5 denotes a page turning process or page for the displayed content in response to a signal supplied from the operation switch signal input unit (that is, a signal input by the user using the rotation switch 5 and the operation switch group 6). This is a processing unit that switches the sending processing.

The page turning process and page feed process will be described. FIG. 3 is a diagram showing an example of a display screen according to the first embodiment of the present invention, and is a diagram for explaining page turning processing and page turning processing.

FIG. 3A is a diagram showing an example of a display screen according to the first embodiment of the present invention, and is a diagram for explaining page turning processing. In the present specification, page turning considers two pages (N pages when N display screens are present) as one set, and sets the next successive set or the previous set defined in the content. It is defined as the operation of switching the display for each set.

That is, as shown in FIG. 3A, for example, in the state where the fourth page of the content is displayed on the first display screen 2a and the fifth page of the content is displayed on the second display screen 2b, When the page turning operation to proceed to the next page is performed, a process of displaying the sixth page of the content on the first display screen 2a and the seventh page of the content on the second display screen 2b is performed. Similarly, when the page turning operation for returning to the previous page is performed while the sixth page of the content is displayed on the first display screen 2a and the seventh page of the content is displayed on the second display screen 2b. The first display screen 2
a is the fourth page of the content, and 5 is on the second display screen 2b.
Perform the process to display the page.

By this page turning, it is possible to perform a display imitating a book, and the user can browse the content on the electronic display device as if reading the book.

FIG. 3B is a diagram showing an example of the display screen according to the first embodiment of the present invention, and is a diagram for explaining the page turning processing. In this specification, paging refers to moving the display of a predetermined page that was displayed before paging from one display screen to the other display screen, and displaying the predetermined page before paging. It is defined as the operation of displaying the continuous next page or previous page specified in the content on the display screen.

That is, as shown in FIG. 3B, for example, in the state where the fourth page of the content is displayed on the first display screen 2a and the fifth page of the content is displayed on the second display screen 2b, When a page feed operation for advancing to the next page is performed, processing for displaying the fifth page of the content on the first display screen 2a and the sixth page on the second display screen 2b is performed. Similarly, the fifth page of the content is displayed on the first display screen 2a and the sixth page of the content is displayed on the second display screen 2b.
When the page forward operation to return to the previous page is performed while the page is displayed, the fourth page of the content is displayed on the first display screen 2a and the fifth page is displayed on the second display screen 2b. Perform processing to

By this page turning, in the case of a book, pages that are printed on the front and back of a paper and cannot be viewed at the same time (in the electronic display device 1 that can only perform page turning processing, the pages can be viewed at the same time). Pages that cannot be viewed) can be displayed so that they can be viewed at the same time. Further, when displaying an arbitrary page, it is possible to simultaneously display the arbitrary page and the pages preceding and succeeding the page.

In particular, for example, when explanatory drawings and photographs related to the currently opened facing page are described on the facing pages before and after that, one sentence (especially in the case of a long sentence) is printed on the front and back sides of the paper. In the case where the content is described over, when the map or the like is continuously drawn over several pages, it is possible to display the content that is easy to see by performing the display using page turning.

Next, an example of the operation according to the first embodiment will be described. First, the electronic display device 1 reads out the content designated by the user and displays the content in a predetermined manner. Further, the electronic display device 1 associates a signal supplied from the rotary switch 5 or the operation switch group 6 with an instruction to set either page turning or page turning, and the page turning or page turning from the user is performed. Wait for setting instructions. At this time, for example, a display on the display screen indicating what kind of operation enables setting of page turning or page turning (for example, by pressing which operation button, setting of page turning or page turning is performed. Is displayed).

When the user uses the rotary switch 5 and the operation switch group 6 to input either one of page turning and page turning, the operation switch signal input unit 1
A signal for instructing the setting of either page turning or page feeding is supplied from 2 to the page turning / page feeding switching section 15. Based on a signal instructing this setting, the page turning / page feed switching unit 15 sets a predetermined operation unit (the rotation switch 5 and the operation switch group 6) and the like.

That is, when a signal for instructing the setting of page turning is supplied, the page turning / page feed switching section 15 sets a predetermined operation section as a page turning operation section and sets the page turning setting. When the instruction signal is supplied, a predetermined operation button is set as the page feed operation unit. With this, when the user gives an instruction to set the page turning, the predetermined operation section functions as a page turning operation section, and when the user gives an instruction to set the page turning, the predetermined operation section gives the page turning operation. It comes to function as an operation part.

When the user operates the page turning operation unit or the page turning operation unit, a signal instructing page turning or page turning is supplied to the central processing unit 10 via the operation switch signal input unit 12. To be done. The central processing unit 10 generates an image signal corresponding to the above-described page turning or page turning display screen in accordance with the signal instructing the page turning or page turning, and supplies the image signal to the output signal switching unit 11. The output signal switching unit 11 is provided with respect to the first display unit 14a and the second display unit 14b corresponding to the first display screen 2a and the second display screen 2b, respectively.
The image signals are appropriately switched and output, and the first display unit 14
The a and the second display unit 14b perform a process of displaying these image signals on the display screen.

As described above, according to the first embodiment, the user can selectively use page turning or page turning. Further, the electronic display device 1 can perform display by turning pages or turning pages according to the selected setting. It should be noted that in the above-described embodiment, the mode in which one of page turning and page turning is selected by the user has been described, but it is possible to perform both page turning and page turning operations without changing the settings. It is also possible to That is, for example, it is possible to turn a page by operating a predetermined operation button of the operation switch group 6, and to turn a page by operating the turning switch 5. Is.

<Second Embodiment> Next, a second embodiment according to the present invention will be described. In the second embodiment, an electronic display device 1 capable of completely independent display and operation on two display screens will be described. This electronic display device 1 includes a first display screen 2a and a second display screen 2a.
The two display screens of the display screen 2b are used to display the parts that are not associated with each other so that they can be operated independently, that is, two display screens that display different parts of the same content or different contents. Is used to display and display screens can be operated. In the present specification, the unrelated parts are parts that are not associated with each other by a link or another function, and are in a state where one part cannot refer to the other part.

FIG. 4 is a block diagram showing an example of the internal structure of the electronic display device according to the second embodiment of the present invention. The electronic display device (electronic book, electronic book device) 1 shown in FIG. 4 includes a central processing unit (CPU) 10, an output signal switching unit 11, an operation switch signal input unit 12, a content reading unit 13, and a first display unit 14a. , The second display unit 14
b, it has the internal configuration of the display screen designation determination unit 16.

When the operation relating to the first display screen 2a is input to the central processing unit 10 via the operation switch signal input unit, the display screen designation determining unit 16 only displays the first display unit 14a. When the operation related to the second display screen 2b is input to the central processing unit 10 via the operation switch signal input unit, the output signal switching unit 11 is controlled so that the image signal is supplied to the first processing unit. 2 is a processing unit that controls the output signal switching unit 11 so that the image signal is supplied only to the second display unit 14b. By the display screen designation determination unit 16, the operation on the first display screen 2a is reflected only on the first display screen 2a, and the operation on the second display screen 2b is performed on the second display screen. It will be possible to reflect only. Note that the other processing units are the same as those shown in FIG.

Next, an example of the operation according to the second embodiment will be described. First, the electronic display device 1 reads out the content designated by the user and displays the content in a predetermined manner. Further, the electronic display device 1 is provided with a signal supplied from the rotary switch 5 and the operation switch group 6 and
Corresponding to the setting instruction for independently operating each display on the one display screen, the user waits for the instruction for the independent setting of the two display screens from the user. At this time, for example, a display indicating on the display screen what operation enables independent setting of the two display screens (for example,
A display indicating which operation button is pressed to set the two display screens independently is performed.

When the user inputs the independent setting of the two display screens by using the rotary switch 5 and the operation switch group 6, the operation switch signal input unit 12 causes the display screen designation determination unit 16 to display the two display screens. A signal is supplied to indicate the independent setting of the. Based on the signal instructing this setting, the display screen designation determination unit 16 sets a predetermined operation unit (the rotation switch 5 and the operation switch group 6) so that the two display screens can be operated independently, The output signal switching unit 11 is controlled so that the two display screens can independently display the content.

FIG. 5 is a diagram showing an example of a display screen according to the second embodiment of the present invention, and is a diagram for explaining the independent setting of two display screens.

FIG. 5A is a diagram showing an example of a display screen according to the second embodiment of the present invention, and is a diagram for explaining the independent display of the same content. In FIG. 5A, as an example, 3 of the same content (content A)
The case where the 15th page and the 15th page are simultaneously displayed on different display screens is illustrated.

As described above, according to the second embodiment,
It is possible to display the same or different pages of the same content on two display screens. Further, the displays on the two display screens are independent from each other, and it is possible to perform an operation such as page turning independently on each display screen. As a preferred mode of application in which different pages of the same content are displayed on respective display screens, for example, when simultaneously displaying a page that has been read and a page that is currently being read in the same content, a cover, bibliography, prologue, etc. , Epilogue, table of contents, list of characters, drawings, etc. while reading the text. Note that the cover, bibliography, prologue, epilogue, table of contents, list of characters, drawings, etc. may be associated with the text (designation information is embedded), but these examples will be described later in the third section. The embodiment will be described.

FIG. 5B is a diagram showing an example of a display screen according to the second embodiment of the present invention, and is a diagram for explaining the independent display of different contents. Figure 5
In (b), as an example, the case where the 16th page of the content A and the 7th page of the content (content B) different from the content A are simultaneously displayed on different display screens are illustrated.

As described above, according to the second embodiment,
Different contents can be displayed on the two display screens. Further, the displays on the two display screens are independent from each other, and it is possible to perform an operation such as page turning independently on each display screen. As a preferred mode of application in which different contents are displayed on each display screen, for example, when displaying differently read contents, when reading a foreign language sentence and its translated sentence at the same time, while referring to a dictionary When reading Japanese or foreign language sentences, reading different contents by the same author at the same time, reading while displaying personal data such as schedule, display the word book and contents at the same time, and study between reading. In this case, reading may be performed while selecting and displaying an arbitrary illustration or the like according to the mood. For example, when reading the text.

Further, FIG. 5C is a diagram showing an example of a display screen according to the second embodiment of the present invention, and is a diagram showing another example of independent display of contents. In FIG. 5C, as an example, the case where the fifth page of the content C and the clock are simultaneously displayed on different display screens is illustrated.

In this way, the contents are displayed on one display screen and the contents other than the contents are displayed on the other display screen (for example, the clock display by the timing function of the electronic display device, the remaining capacity display of the portable storage medium, Advertising information, etc.) can also be performed.

As described above, according to the second embodiment, it is possible to independently display the same or different contents on two display screens, and further, to display on the two display screens respectively. It becomes possible to perform an independent operation for the displayed content.

<Third Embodiment> Next, a third embodiment of the present invention will be described. In the third embodiment, an electronic display device 1 that can use two display screens to display, on the other display screen, a part associated with a part displayed on one display screen explain. In this specification, the associated location refers to a location that can be referred to by a link or the like at an arbitrary location, or is associated by an association function such as a search function or a dictionary function. .

FIG. 6 is a block diagram showing an example of the internal structure of the electronic display device according to the third embodiment of the present invention. The electronic display device (electronic book, electronic book device) 1 shown in FIG. 6 includes a central processing unit (CPU) 10, an output signal switching unit 11, an operation switch signal input unit 12, a content reading unit 13, and a first display unit 14a. , The second display unit 14
b, it has the internal configuration of the designated information determination unit 17.

The designated information judging section 17 designates designated information relating to a designated portion of the content and a display screen indicating which of the first display screen 2a and the second display screen 2b is to be used for display. When the processing relating to the designation information of the output signal is performed, the output signal switching unit 1
1, the first display unit 14a or the second display unit 14
It is a processing unit that controls the output of the image signal to b. In addition,
Since the other processing units are the same as those shown in FIG. 2, the description thereof will be omitted.

Next, an example of the operation according to the third embodiment will be described. The electronic display device 1 reads out the content designated by the user and displays the content in a predetermined manner. On the other hand, in relation to the predetermined character information or image information to be displayed in advance at a predetermined location of the content,
It is possible to embed designation information that designates another location.

Then, the electronic display device 1 displays the location where the designated information of the content is embedded,
It is displayed so that it can be discriminated that the designated information is embedded. For example, in the place where the specified information is embedded,
It is possible to determine on the display screen that the designated information is embedded by adding an underline or a frame line or changing the typeface or color. It is also possible to embed information that specifies which display screen is used for display when the specified information is selected (that is, the specified information of the display screen that is the target of display) in the specified information. It is possible.

When the user operates the rotary switch 5 or the operation switch group 6 to select a location in which the designation information is embedded, the selection signal is sent to the center via the operation switch signal input unit 12. It is supplied to the processing unit 10. The central processing unit 10 generates an image signal corresponding to the display screen at the location designated by the designation information and supplies it to the output signal switching unit 11. In addition, the designated information determination unit 17 determines the target display screen when the designated information is selected, and the first display unit 1 with respect to the output signal switching unit 11 is determined.
It controls which of 4a or the second display unit 14b the image signal should be supplied to. Then, under the control of the designation information determination unit 17, one of the display units receives the image signal, and the portion designated by the designation information is displayed on the corresponding display screen.

In the above-described operation, the designated information is embedded in a predetermined portion of the content in advance, and the predetermined portion is associated with another portion (hereinafter, such association is referred to as static association). It is assumed that it is known. Then, when a predetermined location displayed on one display screen is selected, another location specified by the designation information of the predetermined location can be displayed on the other display screen.

However, the predetermined location of the content is not associated with another location in advance, but the predetermined application is used to associate it (hereinafter, such association is referred to as dynamic association). It is also possible. This dynamic association is different from the static association in that the designated information is not embedded in the content in advance. For example, when a predetermined location displayed on one of the display screens is selected, it is possible to perform dynamic (real-time) association by using a predetermined application having an association function such as a search function or a dictionary function. Allows the result of the association to be displayed on the other display screen.

FIG. 7 is a diagram showing an example of a display screen according to the third embodiment of the present invention, in which another place associated with a place on one display screen is displayed on the other display screen. It is a figure for demonstrating the aspect displayed.

FIG. 7 (a) is a diagram showing an example of a display screen according to the third embodiment of the present invention, and a first example of displaying associated locations on the other display screen. FIG. FIG. 7A shows a case where the table of contents is displayed on one display screen and the page corresponding to the selected item is displayed on the other display screen. Figure 7
In the table of contents displayed in (a), designated information is embedded in each item (for example, the first page of each chapter) and a link is attached. For example, when the user selects a predetermined item (Chapter 2 is selected), the page (the first page of Chapter 2) corresponding to the link is displayed on the other display screen.

FIG. 7B is a diagram showing an example of the display screen of the third embodiment according to the present invention, and the second display screen showing the associated location on the other display screen. It is a figure which shows an example. In FIG. 7B, on one display screen,
A case where a list of contents stored in the portable storage medium 100 is displayed and the body of the selected content is displayed on the other display screen is illustrated. In the content list displayed in FIG. 7B, designation information is embedded and a link is attached to each display (image corresponding to each content) that identifies each content. For example, when the user selects a predetermined content (the content B is selected), the top page of the content (the top page of the content B) is displayed on the other display screen.

FIG. 7C is a diagram showing an example of a display screen according to the third embodiment of the present invention, and a third display screen showing the associated part on the other display screen. It is a figure which shows an example. FIG. 7C illustrates a case where a problem part such as a collection of problems is displayed on one display screen, and an answer or explanation part related to the selected problem is displayed on the other screen. ing. In the question portion shown in FIG. 7C, the designated information corresponding to the answer and the explanation portion is also embedded and the link is attached. For example, when the user selects the question 1 portion, the answer and commentary portion of the question 1 are displayed on the other display screen. In this case, the content of the problem part and the content of the answer and commentary part can be the same content.
Further, the contents can be different from each other. When the contents are different from each other, it is necessary to describe information specifying which content is read as the specification information.

Although not shown, the above-mentioned FIG.
Similar to the example shown in FIG. 7C, as a preferred mode of use for displaying information in which static association is performed, for example, when displaying a reference number indicating a reference and the reference, For example, a case where a list of addresses and a map showing the place are displayed.

As described above, according to the third embodiment,
It is possible to display, on the other display screen, the part specified by the specified information embedded in the display part displayed on one display screen (the part where static association is performed). . Note that the content displayed on one display screen and the content displayed on the other display screen may be the same content, and
The contents may be different from each other.

FIG. 7 (d) is a diagram showing an example of a display screen according to the third embodiment of the present invention, and an example of displaying the location associated by the association function on the other display screen. FIG. In FIG. 7D, a part of the document (word efg) displayed on one display screen is selected, and a part of the selected document is associated on the other screen by the association function (dictionary function). The case where it is displayed is shown. Designation information is not embedded in advance in a part (word efg) of the document shown in FIG. 7D. However, for example, the dictionary is read out by the dictionary function, and a portion that explains the pronunciation or meaning of a part (word efg) of the document is dynamically associated and displayed on the other display screen. .

Although not shown in the figure, as in the example shown in FIG. 7 (d) above, as a preferred mode of use for displaying information in which dynamic association is performed, for example, in the same genre, There is a search function that displays information related to the selected wording, such as a list of contents, a list of contents of the same author, and a list of books of the same period.

As described above, according to the third embodiment,
The predetermined association function dynamically associates the display location displayed on one display screen with the location of the same content or different content, and dynamically associates the display location on the other display screen. It is possible to display the location.

As described above, according to the third embodiment, according to the selection of the display position on either one of the display screens, the selected position is set on the other display screen. It is possible to display specified information that is present and information that is associated with an arbitrary location by the association function.

<Fourth Embodiment> Next, a fourth embodiment of the present invention will be described. In the fourth embodiment, an electronic display device 1 capable of displaying either one of two display screens by rotating it by a predetermined angle (for example, 180 °) will be described.

FIG. 8 is a block diagram showing an example of the internal configuration of the electronic display device according to the fourth embodiment of the present invention. The electronic display device (electronic book, electronic book device) 1 shown in FIG. 6 includes a central processing unit (CPU) 10, an output signal switching unit 11, an operation switch signal input unit 12, a content reading unit 13, and a first display unit 14a. , The second display unit 14
b, it has the internal structure of the display rotation unit 18.

The display rotation unit 18 can rotate the display on the first display unit 14a and / or the second display unit 14b by a predetermined angle with respect to the image signal supplied from the output signal switching unit 11. Is a processing unit. That is, when the display rotation unit 18 processes the image signal and displays the image signal on the display screen, the display rotated by a predetermined angle is displayed on the display screen. Note that the other processing units are the same as those shown in FIG.

Next, an example of the operation according to the fourth embodiment will be described. First, the electronic display device 1 reads out the content designated by the user and displays the content in a predetermined manner. Further, the electronic display device 1 associates a signal supplied from the rotation switch 5 or the operation switch group 6 with an instruction to set the rotation display, and waits for an instruction to set the rotation display from the user. At this time, for example, a display showing what kind of operation enables the setting of the rotation display on the display screen (for example, which operation button is pressed indicates the setting of the rotation display). Display) and a display that allows the user to instruct how much the rotation angle should be set. Also, simply, for example,
It is also possible that only one display screen can be rotated by 180 °.

When the user inputs the rotation display setting using the rotation switch 5 and the operation switch group 6, a signal for instructing the rotation display setting is sent from the operation switch signal input unit 12 to the display rotation unit 18. Supplied. Based on the signal instructing this setting, the rotation display unit 18 rotates and displays the image signal, which is supplied from the output signal switching unit 11 and corresponds to the display screen to be rotated, by a predetermined angle (for example, 180 °). Rotation processing is performed so as to be possible, and an image signal is appropriately output to the corresponding display unit. As a result, it is possible to rotate and display on one or both display screens. The angle at the time of rotation display can be set to any value.

FIG. 9 is a diagram showing an example of a display screen according to the fourth embodiment of the present invention, and is a diagram for explaining the rotation of the display on the display screen.

FIG. 9A is a diagram showing an example of a display screen according to the fourth embodiment of the present invention, and is a diagram showing a case where the display on one display screen is rotated by 180 °. . Further, FIG. 9B is a diagram showing an example of a display screen according to the fourth embodiment of the present invention, and is a diagram showing a case where the display on one display screen is rotated by 90 °. In addition, FIG.
(C) is a figure which shows an example of the display screen of the 4th Embodiment which concerns on this invention, When two display screens are used in a line in a vertical direction, the display on one display screen is rotated 180 degrees. It is a figure which shows the case where it was made to. Note that in FIG. 9B, 90 °
Although the rotated display screen is reduced so that the entire original display screen is displayed, it is also possible to display the original display screen at the same scale without reducing it. Further, as the contents displayed on the two display screens, the same contents can be used or different contents can be used.

As described above, according to the fourth embodiment,
It is possible to set the orientations of the contents displayed on the two display screens independently. In particular, the rotation angle should be 90 ° when the content is viewed with a user who is next to the user, and the rotation angle should be 180 ° when the content is viewed with a facing user (opposing user). Is preferred.

As a preferred mode of using this rotation of the display, for example, when two people face one menu at a coffee shop or the like, when a recipe is sandwiched between tables in a cooking class or the like, a sales site is used. If you read the explanation while explaining the brochure to the customer, show the illustration to the child and read the contents (picture-story show, etc.), look at the map face to face. For example, the students and teachers can learn and teach the questions and answers / explanations from the collection, and two people can read the same or different contents from different directions at their own speed.

As described above, according to the fourth embodiment, the display of the electronic display device can be displayed by a plurality of users, for example, when the person who is watching the electronic display device together faces the user. When viewing from different angles, it becomes possible for each user to set and view an angle that is most easy for him to view.

<Fifth Embodiment> Next, a fifth embodiment of the present invention will be described. In the fifth embodiment, an electronic display device 1 capable of enlarging the display screen will be described. FIG. 10 is a block diagram showing an example of the internal configuration of the electronic display device according to the fifth embodiment of the present invention. The electronic display device (electronic book, electronic book device) 1 shown in FIG.
U) 10, output signal switching unit 11, operation switch signal input unit 12, content reading unit 13, first display unit 14
a, the second display unit 14b, the enlarged display switching unit 19, and the enlarged display image signal extraction unit 20.

The enlarged display switching section 19 is displayed according to the signal supplied from the operation switch signal input section 12 (that is, the signal input by the user using the rotation switch 5 and the operation switch group 6). This is a processing unit that switches between normal display processing and enlarged display processing for content. The enlarged display image signal extraction unit 20 is a processing unit that extracts an image signal of a portion to be enlarged and displays the enlarged image signal to the output signal switching unit 11 when performing the enlarged display process. Regarding the other processing units,
Since it is the same as that shown in FIG. 2, description thereof will be omitted.

Next, an example of the operation according to the fifth embodiment will be described. First, the electronic display device 1 reads out the content designated by the user and displays the content in a predetermined manner. Further, the electronic display device 1 associates a signal supplied from the rotary switch 5 and the operation switch group 6 with an instruction to set enlarged display, and waits for an instruction to set enlarged display from the user. At this time, for example, a display indicating what kind of operation allows the enlarged display to be set on the display screen (for example, which operation button is pressed to indicate the enlarged display is set. Display).

When the user inputs the enlarged display setting using the rotary switch 5 and the operation switch group 6, a signal for instructing the enlarged display switching unit 19 to set the enlarged display is given from the operation switch signal input unit 12. Is supplied. Based on the signal instructing this setting, the enlarged display switching unit 19 instructs the enlarged display image signal extraction unit 20 to extract the image signal corresponding to the predetermined display portion, and the enlarged display image signal extraction unit 20. 20 extracts an image signal corresponding to a predetermined display portion and supplies it to the output signal switching unit 11. The output signal switching unit 11 appropriately outputs the image signal to the first display unit 14a and the second display unit 14b in accordance with the instruction of the enlarged display image signal extraction unit 20, and thereby the image is displayed on the display screen. An enlarged image is displayed. It should be noted that selection of a display portion for performing enlarged display and designation of the enlargement ratio can be set at any place and any enlargement ratio.

FIG. 11 is a diagram showing an example of a display screen according to the fifth embodiment of the present invention, in which the contents displayed on one display screen are displayed using the two display screens. It is a figure for explaining display processing. As shown in FIG. 11, by using two display screens, it is possible to enlarge and display the contents displayed on one display screen. In the enlarged display, it is preferable to arbitrarily adjust the central portion of the image that is displayed across the two display screens so that the enlarged display is easy to see.

FIG. 12 is a diagram showing an example of a display screen according to the fifth embodiment of the present invention, in which a part of the contents displayed on one display screen is used on the other display screen. It is a figure for demonstrating the enlarged display process displayed as. As shown in FIGS. 12A and 12B, a part of the contents displayed on one display screen can be enlarged and displayed on the other display screen.

The enlarged display processing shown in FIGS. 12 (a) and 12 (b) shall be described as the case where the enlargement processing function is used in the "associated display" described in the third embodiment. Is also possible. As a preferred mode for performing this enlarged display processing, for example, when the display is enlarged when the eyes get tired, when a plurality of people are viewing images such as a map at the same time, the elderly or For example, when a weak person looks.

Further, FIG. 11, FIG. 12 (a), and FIG.
Enlarged display processing other than the example of the enlarged display processing shown in (b) can be performed. Further, when the user inputs the setting of the enlarged display, it is possible to simultaneously select one of the plurality of enlarged display processing modes.

As described above, according to the fifth embodiment, it is possible to perform enlarged display of contents by utilizing the feature of the two-screen display electronic display device having two display screens. Becomes

In the above first to fifth embodiments, as an example, the present invention is a page turning / page feed switching unit 15, a display screen designation determination unit 16, a designation information determination unit 17, and a display rotation unit. Although the aspect realized by hardware such as 18, the enlarged display switching unit 19, and the enlarged display image signal extraction unit 20 has been described, the present invention is realized by software such as a program executable by the central processing unit 10. It is also possible to do so.

[0090]

As described above, according to the present invention, when a predetermined page of predetermined content is displayed on a predetermined display screen, the next page of the predetermined page and the next page are displayed on another display screen. Since the previous page can be selectively displayed, it is possible to perform page-turning or page-forwarding display that makes use of the characteristics of multiple-screen display, depending on the selected setting.

[Brief description of drawings]

FIG. 1 is a diagram showing an example of the appearance of a two-screen display electronic display device used in the present invention.

FIG. 2 is a block diagram showing an example of an internal configuration of the electronic display device according to the first embodiment of the invention.

FIG. 3 is a diagram showing an example of a display screen according to the first embodiment of the present invention, which is a diagram for explaining page turning processing and page turning processing (a) First embodiment of the present invention It is a figure showing an example of a display screen of a form, and is a figure for explaining page turning processing (b) It is a figure showing an example of a display screen of a 1st embodiment concerning the present invention, and explains page turning processing. Illustration for

FIG. 4 is a block diagram showing an example of an internal configuration of an electronic display device according to a second embodiment of the invention.

FIG. 5 is a diagram showing an example of a display screen according to a second embodiment of the present invention, and a diagram for explaining an independent setting of two display screens (a) Second embodiment according to the present invention It is a figure which shows an example of the display screen of a form, and is a figure for demonstrating the independent display of the same content (b) It is a figure which shows an example of the display screen of the 2nd Embodiment which concerns on this invention, Comprising: FIG. 6C is a diagram for explaining the independent display, which is a diagram illustrating an example of the display screen according to the second embodiment of the present invention, and is a diagram illustrating another example of the independent display of the content

FIG. 6 is a block diagram showing an example of an internal configuration of an electronic display device according to a third embodiment of the invention.

FIG. 7 is a diagram showing an example of a display screen according to a third embodiment of the present invention, in which another location associated with a location on one display screen is displayed on the other display screen. (A) It is a figure which shows an example of the display screen of 3rd Embodiment which concerns on this invention, Comprising: The 1st example which displays the related location on the other display screen is shown. FIG. (B) It is a figure which shows an example of the display screen of the 3rd Embodiment which concerns on this invention, The figure which shows the 2nd example which displays the related location on the other display screen (c) Book It is a figure which shows an example of the display screen of 3rd Embodiment which concerns on invention, and the figure which shows the 3rd example which displays the related location on the other display screen (d) 3rd which concerns on this invention It is a figure which shows an example of the display screen of embodiment of FIG. Diagram showing an example of displaying attached parts

FIG. 8 is a block diagram showing an example of an internal configuration of an electronic display device according to a fourth embodiment of the invention.

FIG. 9 is a diagram showing an example of a display screen according to a fourth embodiment of the present invention, and a diagram for explaining rotation of a display on the display screen (a) Fourth embodiment of the present invention It is a figure which shows an example of the display screen of a form, and the display on one display screen is 180 degrees.
The figure which shows the case where it rotates (b) It is a figure which shows an example of the display screen of 4th Embodiment which concerns on this invention, Comprising: The figure which shows the case where the display on one display screen is rotated 90 degrees (c). ) It is a figure which shows an example of the display screen of the 4th Embodiment which concerns on this invention, and when two display screens are used vertically, a case where the display on one display screen is rotated 180 degrees is shown. FIG.

FIG. 10 is a block diagram showing an example of an internal configuration of an electronic display device according to a fifth embodiment of the present invention.

FIG. 11 is a diagram showing an example of a display screen according to a fifth embodiment of the present invention, showing an enlarged display process for displaying the contents displayed on one display screen using the two display screens. Illustration for illustration

FIG. 12 is a diagram showing an example of a display screen according to a fifth embodiment of the present invention, which is an enlarged display in which a part of the contents displayed on one display screen is displayed on the other display screen. (A) for demonstrating a process It is a figure which shows an example of the display screen of 5th Embodiment which concerns on this invention, Comprising: A part of the content currently displayed on one display screen, another display screen. The figure for demonstrating the 1st example of the enlarged display process displayed using (b) It is a figure which shows an example of the display screen of 5th Embodiment which concerns on this invention, and is displayed on one display screen. The figure for demonstrating the 2nd example of the enlarged display process which displays a part of the content which is using the other display screen.

FIG. 13 is a diagram showing an example of the appearance of a conventional electronic book.

[Explanation of symbols]

1, 101 Electronic Display Device (Electronic Book, Electronic Book Device) 2a First Display Screen 2b Second Display Screen 3a, 3b Members 4, 104 Hinge Part 5 Rotating Switch 6 Operation Switch Group 7 Content Storage Means Insertion Section 8a , 8b Fitting part 9 Anti-slip 10 Central processing part (CPU) 11 Output signal switching part 12 Operation switch signal input part 13 Content reading part 14a First display part 14b Second display part 15 Page turning / page feed switching part 16 Display Screen Designation Judgment Unit 17 Designated Information Judgment Unit 18 Display Rotation Unit 19 Enlargement Display Switching Unit 20 Enlargement Display Image Signal Extraction Unit 100 Portable Storage Media (Content Storage Means) 102a, 102b Display Screens 113, 114 Page Turning Switch 115 Mode setting switch 116 Bookmark setting / release switch 117 Bookmark / index Feed switch

[Procedure amendment]

[Submission date] April 15, 2003 (2003.4.1)
5)

[Procedure Amendment 1]

[Document name to be amended] Statement

[Name of item to be amended] Claims

[Correction method] Change

[Correction content]

[Claims]

1. A secondary system using the first and second display screens.
Display content with directionality as original image 2
An electronic display device for screen display, comprising first display means corresponding to the first display screen, second display means corresponding to the second display screen, and the first and second displays. Display direction of each other on the screen
Operation for the user to input an instruction to move in the opposite direction
Means and a finger whose display direction from the operating means is opposite to each other.
In response to the indication, a predetermined reference direction of the two-dimensional image
Match the direction and display the specified part of the specified content.
The image signal for showing the first and second display
Output to either one of the means, and the predetermined reference method
Match the specified direction of the two-dimensional image in the direction opposite to the direction
Let the specified location of the specified content or the specified location
The specified part of the content that is different from the specified content is displayed.
An image signal for showing to the other display means
On the display screen corresponding to the output signal processing means and the other display means,
A display mode that displays a specified part of a specified content
And a predetermined content different from the predetermined content
The user is instructed to switch to the display mode for displaying
There a mode switching operation means for inputting the switching of the display mode from the mode changeover operation means換指
In response to the instruction,
Image signal processing relating to a predetermined part of the tents and the predetermined
Related to a certain part of the content different from the content of
A two- screen electronic display device having a mode switching means for controlling switching of processing of image signals .

2. Using the first and second display screens, secondary
Display content with directionality as original image 2
A display method in an electronic display device for screen display, wherein the display directions of the first and second display screens are mutually different.
In the opposite direction,
Make the specified directions of the two-dimensional images match and
Image signal for displaying a predetermined part of the
1 and first and second corresponding to the second display screen, respectively.
Output to either one of the second display means,
A predetermined direction of the two-dimensional image in a direction opposite to the fixed reference direction.
Match the direction to a specified part of the specified content
Or, a predetermined content different from the predetermined content
The image signal for displaying
An image signal output step for outputting to the stage, and the display screen corresponding to the other display means,
A display mode that displays a specified part of a specified content
And a predetermined content different from the predetermined content
In response to the instruction to switch to the display mode for displaying
In the image signal output step, the predetermined content is
Processing of an image signal relating to a predetermined part of the
An image of a specific part of content different from content
And a switching control step for performing switching control of signal processing, in a two- screen electronic display device.

[Procedure Amendment 2]

[Document name to be amended] Statement

[Correction target item name] 0001

[Correction method] Change

[Correction content]

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a two-screen display electronic display device and its display method of the display screen that the two have a for displaying the character information and image information, in particular, books, essays, newspaper articles, etc. It is possible to display the contents in which the character information and image information such as still image data and moving image data are converted into digital data, and it is compact and portable, and has 2 screens with a function specialized for displaying such contents. The present invention relates to a display electronic book (also called an electronic book device) and a display method thereof.

[Procedure 3]

[Document name to be amended] Statement

[Correction target item name] 0006

[Correction method] Change

[Correction content]

In view of the above problems, the present invention utilizes a feature of having two display screens in a two- screen electronic display device to facilitate the display and handling of the two- screen electronic display. Aiming to provide a device and a display method therefor , especially for example looking at electronic display devices together
If you and your partner are facing each other,
While displaying the display that makes it easier for the hand to view the display, 2
Display in various display modes on one display screen.
The purpose is and .

[Procedure amendment 4]

[Document name to be amended] Statement

[Correction target item name] 0007

[Correction method] Delete

[Procedure Amendment 5]

[Document name to be amended] Statement

[Correction target item name] 0008

[Correction method] Delete

[Procedure correction 6]

[Document name to be amended] Statement

[Correction target item name] 0009

[Correction method] Delete

[Procedure Amendment 7]

[Document name to be amended] Statement

[Correction target item name] 0010

[Correction method] Change

[Correction content]

[0010]

To achieve the above object of the Invention The present invention provides a predetermined reference direction based on a predetermined display screen
And Zui displays a predetermined content, equivalent to another on the display screen
The display mode for displaying the predetermined content or the content different from the predetermined content can be switched based on the direction opposite to the predetermined reference direction. With this configuration, for example, in a case where the partner is viewing the electronic display device together faces the own, their
And make a display that makes it easier for the other party to see the display.
Switching between various display modes on two display screens
It becomes possible to do it.

[Procedure Amendment 8]

[Document name to be amended] Statement

[Correction target item name] 0011

[Correction method] Delete

[Procedure Amendment 9]

[Document name to be amended] Statement

[Correction target item name] 0012

[Correction method] Delete

[Procedure Amendment 10]

[Document name to be amended] Statement

[Correction target item name] 0013

[Correction method] Change

[Correction content]

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION A two- screen electronic display device and a display method thereof according to the present invention will be described below with reference to the drawings. First, an example of the external appearance of a two-screen display electronic display device used in the present invention will be described. FIG. 1 is a diagram showing an example of an external appearance of a two-screen display electronic display device used in the present invention. An electronic display device (electronic book) 1 having a two-screen display shown in FIG. 1 includes two members 3a and 3a in which a first display screen 2a and a second display screen 2b are fitted, respectively.
b, hinge part 4, rotation switch 5, operation switch group 6,
It has a content storage insertion section 7 and fitting sections 8a and 8b.

[Procedure Amendment 11]

[Document name to be amended] Statement

[Correction target item name] 0079

[Correction method] Change

[Correction content]

As described above, according to the fourth embodiment, the display of the electronic display device can be displayed by a plurality of users, for example, when the person who is watching the electronic display device together faces the user. When viewing from different angles, it becomes possible for each user to set and view an angle that is most easy for him to view. In addition, in particular, for example, an electronic display device
If the person you are looking at is facing you
In addition, a display that makes it easier for you and the other party to view the display
While performing, various display modes on the two display screens
It becomes possible to switch the mode.

[Procedure Amendment 12]

[Document name to be amended] Statement

[Correction target item name] 0090

[Correction method] Change

[Correction content]

[0090]

As described above, according to the present invention, a predetermined display direction is displayed on a predetermined display screen based on a predetermined reference direction.
Content and display it on another display screen.
Based on the direction opposite to the sub-direction,
Is a table that displays content that is different from the specified content.
Since it is possible to switch the display mode ,
The person watching the child display together faces
If you and others are most likely to see the display,
The display on the two display screens
Various display modes can be switched .

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Toshiro Iizuka             3-1, Tsunashima-Higashi 4-chome, Kohoku-ku, Yokohama-shi, Kanagawa             Matsushita Communication Industry Co., Ltd. (72) Inventor Yoshihiro Hayakawa             1006 Kadoma, Kadoma-shi, Osaka Matsushita Electric             Industry Co., Ltd. (72) Inventor Kayoko Kawakami             1006 Kadoma, Kadoma-shi, Osaka Matsushita Electric             Industry Co., Ltd. F term (reference) 5B075 PQ02 PQ49 PQ54 PQ62 PQ67                       UU11                 5C082 AA00 AA21 AA34 BA02 BA12                       BB25 BD06 BD07 CA33 CA46                       CA76 CB05 DA61 DA86 MM09                       MM10                 5E501 AA12 BA05 CA04 CB03 EA01                       FA06 FB04 FB33

Claims (12)

[Claims] 1. A multi-screen electronic display device for displaying contents using a plurality of display screens, wherein when a predetermined page of predetermined content is displayed on a predetermined display screen, the predetermined display is performed. An electronic display device of a multi-screen display configured so that a next page and a previous page of the predetermined page can be selectively displayed on a display screen different from the screen. 2. An electronic display device of a multi-screen display for displaying contents by using a plurality of display screens, wherein the predetermined part not related to a predetermined part of a predetermined content displayed on the predetermined display screen. Location of content, or
It is possible to display, on a display screen different from the predetermined display screen, a portion of the content different from the predetermined content that is not related to the predetermined portion of the predetermined content displayed on the predetermined display screen. A multi-screen electronic display device configured as described above. 3. An electronic display device of a multi-screen display for displaying contents using a plurality of display screens, said predetermined display device being associated with a predetermined location of a predetermined content displayed on a predetermined display screen. A location of content or a location of content different from the predetermined content associated with the predetermined location of the predetermined content displayed on the predetermined display screen is displayed on a display screen different from the predetermined display screen. A multi-screen electronic display device configured to be capable of displaying. 4. A multi-screen display electronic display device for displaying content using a plurality of display screens, wherein a predetermined location of a predetermined content with respect to a predetermined reference direction is displayed on a predetermined display screen. A predetermined location of the predetermined content or a predetermined location of content different from the predetermined content in a direction different from the predetermined reference direction on a display screen different from the predetermined display screen. A multi-screen electronic display device configured to be capable of displaying. 5. A multi-screen display electronic display device for displaying contents using a plurality of display screens, wherein a display on a predetermined display screen can be enlarged and displayed using the plurality of display screens. A multi-screen electronic display device configured as possible. 6. A multi-screen electronic display device for displaying content using a plurality of display screens, wherein a predetermined display screen is used to display on a display screen different from the predetermined display screen. An electronic display device of a multi-screen display configured to be capable of enlarging and displaying the included portion. 7. A display method of an electronic display device of a multi-screen display for displaying contents using a plurality of display screens, wherein a predetermined page of predetermined contents is displayed on a predetermined display screen, A method for displaying an electronic display device of a multi-screen display, comprising a step of selectively displaying a next page and a previous page of the predetermined page on a display screen different from the predetermined display screen. 8. A display method of a multi-screen display electronic display device for displaying contents using a plurality of display screens, which is not associated with a predetermined portion of a predetermined content displayed on a predetermined display screen. Location of the predetermined content, or
A plurality of steps including displaying, on a display screen different from the predetermined display screen, a portion of the content different from the predetermined content that is not related to the predetermined portion of the predetermined content displayed on the predetermined display screen Display method of electronic display device of screen display. 9. A display method of a multi-screen electronic display device for displaying contents using a plurality of display screens, the method being associated with a predetermined position of a predetermined content displayed on a predetermined display screen. A portion of the predetermined content or a portion of content different from the predetermined content that is associated with the predetermined portion of the predetermined content displayed on the predetermined display screen is displayed differently from the predetermined display screen. A method for displaying an electronic display device having a plurality of screens, the method including displaying on a screen. 10. A display method of an electronic display device of a multi-screen display for displaying contents using a plurality of display screens, wherein a predetermined content is displayed in a predetermined reference direction on a predetermined display screen. The step of displaying the location of the predetermined content on a display screen different from the predetermined display screen, the predetermined location of the predetermined content or a content different from the predetermined content in a direction different from the predetermined reference direction. And a step of displaying a predetermined portion of the above. 11. A display method of a multi-screen electronic display device for displaying contents using a plurality of display screens, wherein a display on a predetermined display screen is enlarged and displayed using the plurality of display screens. A method for displaying an electronic display device having a multi-screen display, the method including: 12. A display method of a multi-screen electronic display device for displaying contents using a plurality of display screens, the method comprising: using a predetermined display screen on a display screen different from the predetermined display screen. A method for displaying an electronic display device having a multi-screen display, which has a step of enlarging and displaying a portion included in the display in FIG.