JP2007179333A - Display controller, method, and program - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To easily display the hierarchical structure of information. <P>SOLUTION: A track display picture 541 is displayed based on information existing in a fourth hierarchy down from a Home picture, and the state of four region pieces of a star-shaped mark displayed in a hierarchical structure display area 471 is changed. Also, a track display picture 541 is displayed based on information existing in the lowest hierarchy, and a terminal mark 551 being a symbol expressing that any lower hierarchy does not exist is displayed in "Sunshine" put in a currently selectable state. This invention may be applied to a personal computer. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a display control device and method, and a program, and more particularly, to a display control device and method, and a program that can easily display a hierarchical structure of information.

  Information communication terminals such as personal computers and mobile phones are equipped with applications that handle music data and image data as well as applications that handle text data. Therefore, the user has more opportunities to operate the information communication terminal in various scenes, and has become more familiar.

  These information communication terminals provide an easy-to-understand user interface, but as you search for the desired data or select items from the menu screen and move down the data structure hierarchy, the information of which hierarchy is now There was a problem of not knowing whether it was displayed.

  The present invention has been made in view of such a situation, and makes it possible to easily display a hierarchical structure of information.

  A display control apparatus according to an aspect of the present invention includes a display control unit that displays an aggregate display area in which a plurality of area pieces are gathered together with information, and changes a display state of the area pieces based on the hierarchy of the information. .

  When all the display states of the area pieces have changed, the display control means can display a new collective display area.

  The display control means can display the number of the area pieces whose display state has changed.

  When there is no hierarchy below the information, the display control means can display a symbol indicating that there is no lower hierarchy.

  A display control method or program according to one aspect of the present invention includes a step of displaying a set display area obtained by collecting a plurality of area pieces together with information, and changing a display state of the area pieces based on the hierarchy of the information. .

  In one aspect of the present invention, a set display area in which a plurality of area pieces are gathered together with information is displayed, and the display state of the area pieces is changed based on the information hierarchy.

  According to one aspect of the present invention, the hierarchical structure of information can be easily displayed.

  Embodiments of the present invention will be described below. Correspondences between the constituent elements of the present invention and the embodiments described in the specification or the drawings are exemplified as follows. This description is intended to confirm that the embodiments supporting the present invention are described in the specification or the drawings. Therefore, even if there is an embodiment which is described in the specification or the drawings but is not described here as an embodiment corresponding to the constituent elements of the present invention, that is not the case. It does not mean that the form does not correspond to the constituent requirements. On the contrary, even if an embodiment is described herein as corresponding to the invention, this does not mean that the embodiment does not correspond to other than the configuration requirements. .

  The display control apparatus according to one aspect of the present invention (for example, the information communication terminals 1-1 to 1-3 in FIG. 1) is an aggregate display area (for example, the hierarchical structure display in FIG. Display control means (for example, the application processor 131 in FIG. 11) that displays a star-shaped mark displayed in the area 471 and changes the display state of the region piece based on the information hierarchy.

  The display control means of this display control device can display the number of the area pieces whose display state has changed (for example, “11” displayed in the hierarchical structure display area 471 in FIG. 21).

  When there is no hierarchy below the information, the display control means of this display control device can display a symbol indicating that no lower hierarchy exists (for example, the terminal mark 551 in FIG. 18).

  The display control method or program according to one aspect of the present invention includes a step of displaying a set display area obtained by collecting a plurality of area pieces together with information, and changing a display state of the area pieces based on the hierarchy of the information (for example, Step S3) of FIG.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

  With reference to FIG. 1, an information communication system including information communication terminals 1-1 to 1-3 to which the present invention is applied will be described. In FIG. 1, the information communication terminal 1-1 to the information communication terminal 1-3 are devices having the same function.

  The information communication terminal 1-1 to the information communication terminal 1-3 execute various programs, for example, an information communication function via wireless and wired, a function for recording various information, a function for reproducing audio and video, and a recording A function for displaying various types of information, reproduced video, information for assisting the user's operation input (so-called GUI (Graphic User Interface)), a function for receiving user operation input with various input devices, etc. is doing. In the following description, the information communication terminal 1-1 to the information communication terminal 1-3 are simply referred to as the information communication terminal 1 when it is not necessary to distinguish them individually.

  Specifically, the information communication terminal 1 has a WLAN (Wireless Local Area Network; wireless LAN) function corresponding to the 802.11b standard, for example, and can exchange information by connecting to another device. In the WLAN, the information communication terminal 1 can selectively use either an infrastructure mode in which communication is performed via an access point or an ad hoc mode in which devices directly communicate with each other without using an access point. In addition, the information communication terminal 1 can be connected to other devices by wire in accordance with the USB (Universal Serial Bus) 2.0 standard and exchange information. The USB connection of the information communication terminal 1 corresponds to MSC (Mass Storage Class) and MTP (Media Transfer Protocol) and can be selectively used.

  That is, if the information communication terminal 1 is a device subscribed to a predetermined service, or a device in which a predetermined application program is installed and a predetermined setting is applied, the information communication terminal 1 is not limited to each other. Information can be exchanged via wired or wireless, via a predetermined access point, or without an access point.

  The information communication terminal 1 includes, for example, FlashMemory (for example, having a storage capacity of about 1 GB) in addition to a general volatile memory. Further, the information communication terminal may be provided with a larger capacity storage unit such as a hard disk, for example, if necessary. The information communication terminal 1 includes an LCD (Liquid Crystal display) as a display device and a keyboard as an input device. However, if necessary, another input device such as a mouse or a joystick is connected. Alternatively, a touch panel may be provided together with the LCD.

  The information communication terminal 1 is supplied in correspondence with an audio codec system such as ATRAC (Advanced TRansform Acoustic Coding) 3, MP3 (MPEG Audio Layer-3), WMA (Windows (registered trademark) Media Audio), etc. Audio data can be recorded or reproduced. The information communication terminal 1 has a so-called Photo Viewer function, and can store image data and reproduce and display the image data. Furthermore, the information communication terminal 1 corresponds to various DRM (Digital Rights Management) such as OpenMG and WMT10 (Janus), and distributes and exchanges illegal data without permission of the author. Can be prevented.

  The information communication terminal 1 can install and execute various application programs such as an IP phone, an instant messenger, an e-mail, a web browser, and a text editor.

  The information communication terminal 1 is preferably configured to have a size that can be held by a user with one hand and can be carried by the user.

  The information communication terminal 1 can be directly connected to a network 11 such as the Internet by wireless communication. Via the network 11, various servers 12, personal computers 13, or other information communication terminals 1 (in the figure, information It is possible to exchange information with the communication terminal 1-1 and the information communication terminal 1-2.

  Furthermore, the information communication terminal 1 can also exchange information directly with other information communication terminals 1 (indicated by the information communication terminal 1-1 and the information communication terminal 1-2 in the figure) through wireless communication. It is.

  The information communication terminal 1 can also be connected to a personal computer 13 (information communication terminal 1-3 in the figure), can exchange information with the personal computer 13, and is connected to the network to which the personal computer 13 is connected. 11 (for example, the Internet) can exchange information with various servers and other information communication terminals.

  It goes without saying that more information communication terminals 1, servers 12, or personal computers 13 can be connected to the network 11 of the information communication system.

  Next, the outer shape of the information communication terminal 1 will be described with reference to FIGS. FIG. 2 is a front external view of the information communication terminal 1.

  The information communication terminal 1 includes a display unit 21, a WLAN mode switching button 22, a HOME button 23, a BACK button 24, an option button 25, a four-way key 26, a decision button 27, a speaker 28, and a microphone 29 on the front side. In the drawing, a WLAN ON / OFF switch 30, a WLAN state notification light emitting unit 31, a power state notification light emitting unit 32, and a power switch 33 are provided on the left side surface facing the display unit 21, and the right side toward the display unit 21 is provided. A communication state notification light emitting unit 34 is provided on the side surface, and a music key 35 is provided on the lower side surface toward the display unit 21.

  The display unit 21 is configured by a flat display such as an LCD, for example, and can display various information. Of the information displayed on the display unit 21, the display of information indicating the state of the information communication terminal 1 will be described with reference to FIGS. 8 and 9. In addition, information displayed on the display unit 21 during various processes of the information communication terminal 1 will be described later as appropriate.

  The WLAN mode switching button 22 is a button for performing an operation input for switching between ON and OFF of the wireless LAN.

  The HOME button 23 is a button for performing an operation input for causing the display unit 21 to display a HOME menu described later with reference to FIG. 14 regardless of the type of information currently displayed on the display unit 21.

  The BACK button 24 is a button for performing an operation input for returning the display screen to the previous screen.

  The option button 25 is a button for performing an operation input for displaying a display screen for setting various options.

  The four-direction key 26 is a key for performing an operation input such as moving a cursor or changing selection of a menu or a button or an icon in the information displayed on the display unit 21.

  The determination button 27 is a button for performing an operation input for determining selection of a selection state menu or a button or an icon.

  The speaker 28 is a speaker that outputs a voice of a call when, for example, an IP phone is used, or outputs a voice reproduced by a predetermined application among voice data recorded in the information communication terminal 1. is there.

  For example, when an IP phone is used, the microphone 29 inputs voice of a call or collects voice acquired by a predetermined application.

  The WLAN ON / OFF switch 30 is a switch that is operated by the user when the wireless communication function of the information communication terminal 1 is switched between valid and invalid.

  The WLAN state notification light emitting unit 31 is a light emission for notifying the user of the validity and invalidity of the wireless communication function of the information communication terminal 1, which is composed of light emitting elements such as one or a plurality of LEDs (light emitting diodes) For example, it is turned on when the wireless communication function is valid, and is turned off when the wireless communication function is invalid.

  The power state notification light emitting unit 32 is, for example, whether or not the information communication terminal 1 configured by a light emitting element such as one or a plurality of LEDs (light emitting diodes) is turned on, is being charged, A light emitting unit for notifying the user of whether charging has been completed, for example, it is turned on when the power is turned on, turned off when the power is turned off, and is turned on when charging with a color different from that when the power is turned on .

  The power switch 33 is a switch for turning on / off the power of the information communication terminal 1.

  The communication state notification light emitting unit 34 is a light emitting unit configured to notify the user of the communication state of the information communication terminal 1, which includes, for example, a light emitting element such as one or a plurality of LEDs (light emitting diodes) and a light guide plate. Yes, for example, it lights in a different color in WLAN infrastructure mode and in WLAN ad hoc mode, or flashes in a different color when an IP phone call arrives. , Blinking and extinguishing can be performed. When blinking, the communication state notification light emitting unit 34 causes the LED to emit light through the light guide plate. Details of the communication state notification light emitting unit 34 will be described later.

  Here, the WLAN infrastructure mode is a method of performing communication via a wireless LAN access point, and the WLAN ad hoc mode is directly transferring data between devices without using a wireless LAN access point. It is a method.

  The music key 35 is used to input operations such as playback start, playback end, fast forward, rewind, pause, and forward / reverse direction AMS (Auto Music Scan) when playing back audio data in the information communication terminal 1. It is a key to do.

  Next, FIG. 3 is an outline drawing of the back side (side where the display unit 21 is not provided) of the information communication terminal 1.

  A battery cover 41 is provided on the back side of the information communication terminal 1, and a ringer speaker 42, a HOLD switch 43, and a volume button 44 are provided on the side on which the communication state notification light emitting unit 34 is provided.

  The battery cover 41 is a mounting part for mounting a battery for supplying power to each part of the information communication terminal 1 and a battery cover.

  The ringer speaker 42 mainly reproduces and outputs music data among audio data stored in the information communication terminal 1, music data streamed from other information communication terminals 1, etc., and is used by an IP phone. It is a speaker that reproduces and outputs a ringing tone or the like when it is received.

  For example, in the information communication terminal 1 stored in a pocket or bag, the HOLD switch 43 is used to prevent any button or switch from being operated against the user's will. This switch is operated when the input of a button or switch is invalidated.

  The volume button 44 is operated by the user when adjusting the volume of the sound output from the ringer speaker 42.

  Next, FIG. 4 is an outline view of the upper side surface (side on which the WLAN ON / OFF switch 30 is provided) of the information communication terminal 1.

  A USB connector 51 and a connector jack 52 are provided on the upper side surface of the information communication terminal 1.

  A USB cable is connected to the USB connector 51, and information can be exchanged with other devices. As the USB connector 51, at least a downstream connector (so-called series B or series mini B for connecting to the personal computer 13) needs to be provided, and further, an upstream connector for connecting peripheral devices is required. A stream connector (so-called series A) may be provided. The information communication terminal 1 can also receive power supply through USB connection.

  The connector jack 52 is composed of, for example, a 10-pin flat female connector and can be connected to an audio input / output device such as a headphone or a microphone.

  The DC jack 53 is supplied with DC power. Generally, an AC / DC adapter is attached to the DC jack 53, and a household power supply (100V AC) is converted into a direct current of a predetermined voltage by the AC / DC adapter and supplied.

  Next, FIG. 5 is an external view of the right side surface (side where the communication state notification light emitting unit 34 is provided) from the side where the display unit 21 of the information communication terminal 1 is provided.

  The communication state notification light emitting unit 34, the HOLD switch 43, and the DC jack 53 are arranged on the right side surface of the information communication terminal 1 as shown in FIG.

  Next, FIG. 6 is an external view of the left side surface (side where the WLAN ON / OFF switch 30 and the power switch 33 are provided) from the side where the display unit 21 of the information communication terminal 1 is provided.

  The WLAN ON / OFF switch 30, the WLAN state notification light emitting unit 31, the power supply state notification light emitting unit 32, and the power switch 33 are arranged on the left side surface of the information communication terminal 1 as shown in FIG.

  FIG. 7 is an outline view of the lower side surface (the side on which the power switch 33 and the music key 35 are provided) of the information communication terminal 1.

  As shown in FIG. 7, the power status notification light emitting unit 32, the power switch 33, the communication status notification light emitting unit 34, the music key 35, the HOLD switch 43, and the volume button 33 are provided on the lower side surface of the information communication terminal 1. Has been placed.

  The information communication terminal 1 includes a display unit 21, a WLAN mode switching button 22, a HOME button 23, a BACK button 24, an option button 25, a four-way key 26, a determination button 27, a speaker 28, and a microphone 29. The front casing 61 is slid upward (toward the display surface of the display unit 21), and the keyboard 71 is moved by sliding the casing 61. It is made to appear. FIG. 8 is an external view when the housing 61 is slid.

  Next, the operation input related to the power source and the WLAN and the state of each light emitting unit described with reference to FIGS.

  First, in a state where the power of the information communication terminal 1 is OFF, none of the light emitting units including the power state notification light emitting unit 32 is lit. When the power switch 33 is operated and the power is turned on in the power off state, the power state notification light emitting unit 32 is lit in a predetermined color indicating that the power is on, and from the user, It will be in a state where it can receive normal operation.

  When the power of the information communication terminal 1 is ON, that is, when the power status notification light emitting unit 32 is lit in a color indicating that the power is on, the WLAN is OFF, that is, the WLAN status notification When the WLAN is turned on from the state where the light emitting unit 31 is turned off, the user operates the WLAN ON / OFF switch 30. For example, when the WLAN ON / OFF switch 30 is a slide type switch and ON / OFF switching is performed by sliding the WLAN ON / OFF switch 30 in a predetermined direction, the user slides the WLAN ON / OFF switch 30. As a result of the operation, the information communication terminal 1 enters a wireless communicable state, and the WLAN state notification light emitting unit 31 is lit.

  When the wireless communication is started by operating the WLAN ON / OFF switch 30, the information communication terminal 1 enters one of the communication modes of the WLAN infrastructure mode and the WLAN ad hoc mode. Which communication mode is selected may be determined by setting, or may be a communication mode when the information communication terminal 1 last performs wireless communication.

  The communication state notification light emitting unit 34 is lit in a predetermined color based on whether the current communication mode of the information communication terminal 1 is the WLAN infrastructure mode or the WLAN ad hoc mode. The communication state notification light emitting unit 34 may be turned on after the WLAN state notification light emitting unit 31 is turned on regardless of the connection state, or may be turned on when the connection is confirmed. Further, the light intensity of the communication state notification light emitting unit 34 may be changed with the strength of the radio wave received by the information communication terminal 1.

  A state where the power of the information communication terminal 1 is ON, that is, a state where the power state notification light emitting unit 32 is lit in a color indicating that the power is on, and the communication mode is the WLAN infrastructure mode state; That is, in the state where the WLAN state notification light emitting unit 31 is lit and the communication state notification light emitting unit 34 is lit in a predetermined color indicating the WLAN infrastructure mode, the communication mode is changed to the WLAN infrastructure mode. When switching from the WLAN ad hoc mode to the user, the user operates the WLAN mode switching button 22. For example, when the WLAN mode switching button 22 is pressed and the communication mode of the information communication terminal 1 is switched between the WLAN infrastructure mode and the WLAN ad hoc mode, the user presses the WLAN mode switching button 22. Press. By the operation, the communication mode is switched to the WLAN ad hoc mode, and the lighting color of the communication state notification light emitting unit 34 is changed from a predetermined color indicating the WLAN infrastructure mode to a predetermined color indicating the WLAN ad hoc mode. Be changed.

  Further, the communication mode of the information communication terminal 1 is in the WLAN ad hoc mode state, that is, the WLAN state notification light emitting unit 31 is lit, and the communication state notification light emitting unit 34 is lit in a predetermined color indicating that the communication mode notification light emitting unit 34 is in the WLAN ad hoc mode. In a state where the communication mode is switched from the WLAN ad hoc mode to the WLAN infrastructure mode, the user operates the WLAN mode switching button 22. By the operation, the communication mode of the information communication terminal 1 is switched to the WLAN infrastructure mode, and the lighting color of the communication state notification light emitting unit 34 is the WLAN infrastructure mode from a predetermined color indicating the WLAN ad hoc mode. Is changed to a predetermined color.

  When the WLAN of the information communication terminal 1 is turned on, i.e., when the power state notification light emitting unit 32 is turned on in a color indicating that the power is on, the user turns on the WLAN. Operate the ON / OFF switch 30. For example, when the WLAN ON / OFF switch 30 is a slide type switch and ON / OFF switching is performed by sliding the WLAN ON / OFF switch 30 in a predetermined direction, the user slides the WLAN ON / OFF switch 30. By the operation, the communication of the information communication terminal 1 by the WLAN is terminated, and the WLAN state notification light emitting unit 31 is turned off.

  When the communication state notification light emitting unit 34 is turned on after the WLAN state notification light emitting unit 31 is turned on regardless of the connection state, the communication state notification light emitting unit 34 is turned off. And turn off. Further, when the communication state notification light emitting unit 34 is turned on when the connection is confirmed, the communication state notification light emitting unit 34 is turned off when the wireless connection is disconnected even when the WLAN is ON. When the WLAN is turned off in the connected state, the WLAN state notification light emitting unit 31 is turned off and turned off.

  In addition, there are two states in the power OFF state. The first is the power OFF state 1 (User OFF) in which no operation input is performed after the power OFF operation is performed by the user within 3 days. State). The information communication terminal 1 can be activated immediately when it receives a power-on operation in the power-off state 1 (suppliing power to a processor or the like described later so that it can be activated immediately. Leave).

  The second state is a state in which no operation input is performed after the power-off operation is performed by the user for three days or more, or a state in which the battery is removed. (Deep OFF state). When receiving a power-on operation in the power-off state 2, the information communication terminal 1 requires a predetermined time, for example, 30 seconds before starting up (does not supply power to a processor described later).

  In addition, the information communication terminal 1 is supplied with DC power from a USB connection via the USB connector 51 or from a DC jack 53 (generally, AC / DC from a household AC power source or the like). The battery can be charged by receiving a DC power supply through a converter. During charging, the power state notification light emitting unit 32 is lit in a predetermined color indicating that charging is in progress.

  Next, a constant display panel that is basically always displayed on the display unit 21 will be described.

  For example, as shown in FIG. 9, the constant display panel 101 is provided in a predetermined area along one lower side of the display unit 21 and is basically always displayed. For example, as shown in FIG. Various information indicating the state of the information communication terminal 1 is displayed.

  The constant display panel 101 includes, for example, a battery remaining amount display area 111, a WLAN radio wave intensity display area 112, a WLAN state display area 113, a communication application state display area 114, a keyboard input mode display area 115, and a clock display area 116. Is provided.

  In the remaining battery level display area 111, information indicating the remaining battery level is displayed. Specifically, in the battery remaining amount display area 111, for example, the remaining amount of the battery is displayed with a granularity of 0%, 25%, 50%, 75%, 100%, and an animation indicating charging is being performed during charging. Is displayed.

  In the WLAN radio wave intensity display area 112, information indicating the intensity of the WLAN is displayed. Specifically, in the WLAN radio wave intensity display area 112, for example, the WLAN intensity is displayed in four stages of 0, 1, 2, and 3.

  In the WLAN status display area 113, information indicating the WLAN mode and connection status is displayed. Specifically, in the WLAN status display area 113, for example, information indicating whether the WLAN mode is OFF, infrastructure mode, or ad hoc mode, and whether the connection status is connected or OFFLINE is displayed. Is displayed.

  The communication use application status display area 114 displays information related to the execution status of an application in which communication is performed using either the WLAN infrastructure mode or the ad hoc mode. Specifically, for example, when the IP phone application is executed in the infrastructure mode, the execution state of the IP phone application is displayed in the communication use application status display area 114, and the instant messenger application is executed in the infrastructure mode. In the communication use application status display area 114, the execution status of the instant messenger application is displayed. When an application using an ad hoc connection is executed in the ad hoc mode, the communication use application status display area 114 is displayed. For example, ad-hoc mode connection information such as information indicating whether or not one-to-one communication is in progress is displayed.

  The keyboard input mode display area 115 shows the input mode of special keys (for example, ALT, NUM, SHIFT, Fn, etc.) on the keyboard. When the key is HOLD, a HOLD mark is displayed in the keyboard input mode display area 115.

  In the clock display area 116, current time information is displayed.

  It goes without saying that various information indicating the state of the information communication terminal 1 other than those described above may be displayed on the constant display panel 101.

  Next, FIG. 11 is a block diagram illustrating an internal configuration example of the information communication terminal 1.

  The information communication terminal 1 includes an application processor 131 that mainly manages execution of an application program and an audio processor 132 that manages functions such as audio data management, audio codec, and copyright management. The application processor 131 and the audio processor 132 are connected by, for example, one or a plurality of serial interfaces or a parallel interface so that control signals and data are exchanged.

  The application processor 131 executes various processes based on the clock generated by the clock generator 141. Details of functions executed by the application processor 131 will be described later with reference to FIG.

  A display module 142, a backlight driver 143, a light emitting module 144, an audio conversion module 145, a flash memory 146, a memory 147, a wireless communication module 148, a keyboard module 149, and an input module 150 are connected to the application processor 131. . The input module 150 is also connected to the audio processor 132.

  The display module 142 includes the display unit 21. When the display unit 21 is configured by an LCD, the information displayed by the display unit 21, such as an LCD driver, an LCD backlight, and a light guide plate as necessary, is displayed. It is configured by what is necessary for display, and displays various types of information based on the control of the application processor 131.

  The backlight driver 143 is a backlight driver for the display unit 21.

  The light emitting module 144 includes a WLAN state notification light emitting unit 31, a power state notification light emitting unit 32, a communication state notification light emitting unit 34, and a driver for the light emitting elements included in these light emitting units. Based on the control, each of the WLAN state notification light emitting unit 31, the power state notification light emitting unit 32, and the communication state notification light emitting unit 34 is turned on, blinking, or turned off in a predetermined color.

  The audio conversion module 145 includes, for example, a PLL circuit, an A / D converter, a D / A converter, a DSP core, and the like. In the DSP core, a filtering process such as a high-pass filter and a notch filter, an equalizer, and the like are provided. Based on the control of the application processor 131, the sound collected by the microphone 29 or the microphone connected to the connector jack 52 is A / D converted, and predetermined processing such as filtering is performed. Then, the audio data supplied to the application processor 131 or the audio data supplied from the application processor 131 is D / A converted, and the audio data is output and reproduced by the speaker 28 or via the audio signal processing module 152. Headphone connected to the connector jack 52 Output to to reproduce the voice data and the like.

  The flash memory 146 has a storage capacity of about 64 MB, for example, and the program executed in the application processor 131, information necessary for executing the program, and registers in which various variables are set, etc. even after the power supply is stopped. Store information that will not be erased.

  The memory 147 is composed of, for example, SDRAM (Synchronous Dynamic Random Access Memory) and has a storage capacity of about 64 MB, for example, and stores information necessary for processing executed by the application processor 131.

  The wireless communication module 148 is a unit that realizes, for example, a WLAN function corresponding to the 802.11b standard, and performs wireless communication based on the control of the application processor 131 and directly with another device or an access point And exchange information via network.

  The keyboard module 149 includes a keyboard 71, receives a user operation input, and supplies a signal indicating the operation content to the application processor 131.

  The input module 150 includes a WLAN mode switching button 22, a HOME button 23, a BACK button 24, an option button 25, a four-way key 26, a determination button 27, a WLAN ON / OFF switch 30, a power switch 33, a music key 35, and a HOLD switch 43. , And corresponding to the volume button 44, receives a user operation input, and supplies a signal indicating the operation content to the application processor 131 or the audio processor 132.

  The audio processor 132 performs various processes based on the clock generated by the clock generator 151-1 or the clock generator 151-2. Since the audio processor 132 is a processor that mainly handles audio data, it receives two clock inputs: a basic clock used for codec processing of audio data and a basic clock used for other signal processing. Is preferred. Details of the functions executed by the audio processor 132 will be described later with reference to FIG.

  In addition to the input module 150 described above, the audio processor 132 is connected with an audio signal processing module 152, a USB connector 51, a real-time clock (RTC) 153, a large-capacity flash memory 154, and a memory bus 155. The memory bus 155 Are connected to a flash memory 156 and a memory 157. The audio processor 132 is also supplied with an insertion / extraction detection signal for the connector jack 52.

  The audio signal processing module 152 includes, for example, a D / A converter, a digital filter, an audio output (headphone or speaker) amplifier, and the audio data supplied from the audio processor 132 or the audio conversion module 145 is converted to D. A / A conversion, filtering and amplification as necessary, supply to Ringer speaker 42 or connector jack 52 for reproduction. The audio signal processing module 152 receives not only audio output from the audio processor 132 but also a command for outputting a so-called beep sound or a ringing sound such as an IP phone, and the beep sound or ringing sound from the ringer speaker 42 or the connector jack 52. Is output.

  The real time clock (RTC) 153 is a clock that counts the current time, and supplies the current time to the audio signal processing module 152.

  The large-capacity flash memory 154 is a flash memory having a large storage capacity such as 1 GB to several GB, and stores information supplied from the audio processor 132. Note that the large-capacity flash memory 154 also stores information generated or acquired by processing of the application processor 131 supplied via the audio processor 132.

  The large-capacity flash memory 154 includes, for example, content data such as music data that can be played back by the processing of the audio processor 132, data generated by various application programs, such as tools such as instant messenger, IP phone, chat, and e-mail. The registration information of other users and the like used when exchanging information with other users using is stored.

  The flash memory 156 has a storage capacity of about 64 MB, for example, and even after the power supply is stopped such as a program executed in the audio processor 132, a register in which various information and various variables necessary for executing the program are set. Store information that will not be erased.

  The memory 157 is composed of, for example, SDRAM, has a storage capacity of about 64 MB, and stores information necessary for processing executed in the audio processor 132.

  Further, for example, as described with reference to FIG. 1, another device such as the personal computer 13 is connected to the USB connector 51 via, for example, a USB cable. A drive 171 is connected to the USB connector 51 as necessary, and a removable medium 172 made of a magnetic disk, an optical disk, a magneto-optical disk, a semiconductor memory, or the like is appropriately attached, and a computer read from them is read. The program is installed in the flash memory 146 or the flash memory 156 as necessary, and can be executed.

  For example, a signal supplied from the personal computer 13 or the like via the USB connector 51 is supplied to the audio processor 132 and is supplied to the application processor 131 as necessary. The audio processor 132 outputs a predetermined signal to the personal computer 13 or the like via the USB connector 51, for example.

  In addition, the DC power supplied by the USB connection or the DC power supplied via the DC jack 53 or the DC power supplied from the battery 160 attached to the information communication terminal 1 is supplied by the power control unit 161 to the information It is supplied to each part of the communication terminal 1.

  Next, FIG. 12 is a software stack showing the configuration of software executed in the application processor 131.

  As shown in FIG. 12, the configuration of software executed in the application processor 131 defines a hardware layer, a device driver layer, an OS layer, a middleware layer, and an application layer from the lower side.

  The device driver layer is dedicated software for operating the application processor 131 and hardware connected to the application processor 131. Specifically, a device driver (WLAN) for operating the wireless communication module 148, An LCD driver (LCD) for operating an LCD included in the display module 142 for displaying an image on the display unit 21, a keyboard driver (KEY) for operating the keyboard module 149, and a general-purpose port of the application processor 131 are operated. The device driver (GPIO), the light emitting module 144, the WLAN state notification light emitting unit 31, the power supply state notification light emitting unit 32, and the communication state notification light emitting unit 34 are operated. A driver (LED) is included.

  Further, in the device driver layer, as other device drivers (Other), for example, a driver for operating the backlight driver 143, various memory drivers, a device driver for operating the audio conversion module 145, and information When the communication terminal 1 has an input device such as a mouse, a mouse driver for operating the mouse, and when the information communication terminal 1 has an internal hard disk for storing information If the hard disk driver for driving the hard disk and the information communication terminal 1 are connected to an external printer and can output information to the printer for printing, the printer is driven. Necessary device driver such as printer driver for Appropriate, be included.

  Next, an operating system (OS) that controls basic operations of the application processor 131 is installed in the OS layer. The OS manages various resources operated by the device driver. For example, an instruction generated by any application program executed in the middleware layer or the application layer described later is transmitted to the device driver or flash memory is used. Provides basic functions commonly used by many application software, such as input / output of data with memory 146, memory 147, or audio processor 132, or management of input / output functions such as key input and screen output And manage the entire system. Examples of the OS include Windows (registered trademark) 95 (trademark), Windows (registered trademark) 98 (trademark), Windows (registered trademark) NT (trademark), LINUX, and OS / 2 (trademark). In addition, the OS manages a part of software resources such as an execution context (a register set used by a certain application program, a main memory image, a file handle, etc.) of any application program executed in an application layer described later. Also has been made to do.

  The middleware layer is configured by middleware that is software that operates on the OS and provides application software with higher-level and specific functions than the OS.

  Middleware has an intermediate character between OS and application software. Since it is inefficient to individually develop functions commonly used in many application software, functions commonly used in many application software (in many cases, basic functions) Provided as middleware.

  Here, as middleware, a communication engine for providing basic functions of communication applications such as IP telephones, and a basic function of technology for transmitting and receiving voice data using TCP / IP networks such as the Internet and Intranet are provided. VoIP (Voice over IP) engine, instant messenger engine to provide basic functions of instant messenger, to realize the function to encrypt data to protect the copyright of digital data In addition to the DRM (Digital Rights Management) protocol, a graphic library that is a collection of GUI components displayed on the display unit 21 when various application programs are executed is prepared.

  The graphic library is a collection of versatile functions and data used in image processing of various application programs executed in the application layer. More specifically, a number of versatile functions used in image processing are grouped like an archive, and functions necessary for software execution are shared as independent files. The graphic library is generally loaded at the time of execution separately from the application program, and is distinguished from the subroutine of the application program.

  Various application programs are executed in the uppermost application layer. In the information communication terminal 1, for example, a communication application, a web browser, a file exchange application, a personal computer connection application, an audio player, a music search application, a music streaming, an instant messenger, a recording tool, a photo viewer (Photo Viewer), a text editor ( In addition to individual applications such as Text Editor), WLAN, menu display tools, setting tools, status bar display tools, utilities such as FEP (Front End Processor), an application manager that manages these application software, and a development environment It is prepared.

  The communication application is for providing communication with other devices (other users who use the device) such as a so-called IP telephone function and voice chat using the communication engine or the VoIP engine.

  A web browser is an application for browsing web pages via a network. Specifically, it downloads HTML files, image files, music files, etc. via the network, analyzes the layout, and displays / Functions that execute playback functions, and the application software written in Java (registered trademark) Script, Flash, Java (registered trademark), etc. The function to operate is realized.

  The file exchange application is for providing a file transfer function for transmitting / receiving a data file via a network or another apparatus directly connected thereto. The personal computer connection application is for connecting to the personal computer 13 and providing a function for exchanging information.

  The audio player provides a function of reproducing music data. The music search application is a database for music data stored therein and provides a function for searching for music data desired by the user. In addition, music streaming provides a function for exchanging music data with other devices and performing streaming reproduction.

  The instant messenger application is for checking whether a friend who uses the same software on the network such as the Internet or a LAN is online, and if it is online, performs chat or file transfer.

  The recording tool is for providing a function of recording and reproducing voice data collected by the microphone 29, such as a so-called voice memo. The photo viewer manages image data (photo data) recorded therein, and controls playback display by various display methods such as thumbnail image list display and slide show display. The text editor provides a text data creation function based on a user operation input using the keyboard 71 or the like.

  In addition to this, as individual applications, for example, spreadsheet software, database creation software, electronic mail applications, various games, and the like can be installed as appropriate.

  The WLAN is for realizing a WLAN function corresponding to, for example, the 802.11b standard, and the menu display tool is for controlling display of a menu screen, a standby screen, and the like displayed on the display unit 21. belongs to. The setting tool is for setting various functions of the information communication terminal 1 based on the user's operation input, and the status bar display tool is a variety of information on the constant display panel described with reference to FIGS. Is for displaying. FEP is Kana-Kanji conversion software used to input Japanese.

  Next, FIG. 13 is a software stack showing the configuration of software executed in the audio processor 132.

  First, the device driver layer is configured by an audio processor 132 and dedicated software for operating hardware connected to the audio processor 132. Specifically, in order to realize a USB connection and a USB streaming function. A USB driver, a flash memory driver for operating the large-capacity flash memory 154 connected to the audio processor 132, an audio driver for operating the audio signal processing module 152, and the input module 150 In particular, it is composed of a key driver for operating the music key 52 and the like for performing operation input related to processing executed by the audio processor 132.

  Further, in the device driver layer, as other device drivers, for example, a memory driver for operating a memory other than the large-capacity flash memory 154 and a device driver (GPIO) for operating a general-purpose port of the application processor 131 Necessary device drivers are included as appropriate.

  The OS controls basic operations of the audio processor 132. As the OS, for example, a real-time OS for embedded systems such as uITRON is preferably used.

  Various applications operate on the OS.

  The information communication terminal 1 can switch between two USB modes, MSC (Mass Storage Class) and MTP (Media Transfer Protocol), in the USB connection.

  MSC (Mass Storage Class) is for providing a function of recognizing and controlling a connected USB device (in this case, the information communication terminal 1 for the personal computer 13) as a storage device. That is, since the information communication terminal 1 employs an interface corresponding to the USB mass storage class, it is recognized as a drive by the OS of the personal computer 13. Thereby, the data (for example, image data, music data, etc.) recorded in the information communication terminal 1 from the personal computer 13 can be read not only from the dedicated application but also from an application such as Explorer.

  MTP (Media Transfer Protocol) is a protocol for connecting the information communication terminal 1 and the personal computer 13 and bi-directionally transferring music data, moving image data, or still image data. MTP operates on the communication layer with any storage device, including the USB mass storage class, and can securely transfer content with a copyright protection flag.

  The file system manages files recorded in the large-capacity flash memory 154 or the like connected to the audio processor 132. Of the files managed by the file system, the music data file is made into a database by a music DB (Data Base) and copyrighted by a DRM (Digital Rights Management) Lib. (Library).

  DRM Lib. Provides various functions to protect digital copyrights such as music, movies, images, etc. by implementing encryption and other functions to prevent unauthorized copying and leakage. It is a collection of general-purpose functions and data used in application programs.

  The music data recorded in the large-capacity flash memory 154 connected to the audio processor 132 includes, for example, MP3 (MPEG Audio Layer-3), ATRAC (Adaptive TRansform Acoustic Coding) 3, WMA (Windows ( Since it is compressed in a compression format such as (registered trademark) Media Audio) or ASF (Advanced Streaming Format), music data and the like are compressed and decompressed by an audio codec based on each method.

  The audio player is copyright-protected by DRM Lib. Based on control signals of various software operating on the application processor 131 supplied via the application processor interface, and is managed by the song DB. The audio codec is compressed and decompressed by a predetermined method to control reproduction and output processing.

  The system controller controls the above-described various functions realized by the audio processor 132.

  The application processor interface provides a function of controlling transmission / reception of various information and control signals between the application processor 131 and the audio processor 132.

  Next, specific execution examples in various application programs executed in the information communication terminal 1 will be described with reference to a display screen displayed on the display unit 21.

  Various application programs executed in the information communication terminal 1 include communication with other devices such as an audio player that reproduces audio data, a recording tool (so-called voice memo), a photo viewer, or a text editor. Those that do not use processing, file exchange applications that send and receive data files to and from other devices over the network, and multimedia data such as video and audio to other devices over the network and receive these multimedia data Music streaming that plays at the same time, communication application that provides functions such as IP phone, instant messenger that provides functions such as chat, web browser for browsing web pages Etc., there is a one that utilizes a communication process with another device.

  There are also application programs including a plurality of functions. For example, audio data (for example, music data in particular), still image or moving image data, etc. are recorded internally, a database is organized by organizing the recorded data, and data is exchanged with other devices. There are also application programs that include both processing that does not require communication processing with other devices and processing that requires it, such as processing that reproduces internally recorded data or streamed data.

  FIG. 14 is a diagram illustrating a display example of the Home screen 451 displayed on the display unit 21 of the information communication terminal 1, for example, immediately after the power is turned on or when the HOME button 23 is pressed. On the Home screen 451, a list of application programs (or items configured by a plurality of application programs) executable on the information communication terminal 1 is displayed as a menu. In the Home screen 451 of FIG. 14, a standby screen (Screen Standby) 461, a communication application (Communication) 462, a music tool (Music) 463, a web browser (WEB Browser) 464, a photo viewer (Photo Viewer) 465, a text editor ( Text Editor) 466, recording tool (Voice Memo) 467, and various settings (Tools) 468 are displayed as selectable states. When the application program executable in the information communication terminal 1 cannot be displayed in one screen of the Home screen 451, the user can operate the UP key or the DOWN key of the four-way key 26 to scroll the menu list. All applications are displayed. The user can display the Home screen 451 on the display unit 21 and select and start one of the application programs displayed on the menu.

  As a method for determining the menu selection by the user, for example, when the user operates the UP key or the DOWN key of the four-way key 26, the position of the selected menu (cursed by the cursor) is changed. (The menu list is displayed only when the UP key is pressed while the cursor is at the top position, or only when the DOWN key is pressed while the cursor position is at the bottom position. Even if the user can select and determine a desired application (for example, command activation) by placing the cursor on the desired application menu and pressing the enter button 27 In addition, when the user operates the UP key or DOWN key of the four-way key 26, the entire menu list is moved, and The menu displayed at the position (for example, the third from the top) is always selected, and the user moves the desired application menu to the predetermined position (for example, the third from the top) and presses the enter button By pressing 27, a desired application may be selected and determined (for example, activation may be instructed).

  In addition, a hierarchical structure display area 471 is provided at the lower left of the Home screen 451, and the hierarchical structure of the file is displayed by changing the state of the area of the star mark. Specifically, the Home screen 451 is displayed based on information existing in the root directory (uppermost hierarchy), and is an area piece of a star-shaped mark displayed in the hierarchical structure display area 471. The state of is not changed. Then, every time the user goes down one level, the state of the star mark is changed by, for example, filling the area pieces with a predetermined color or applying a predetermined pattern to the area pieces. .

  Next, referring to FIGS. 15 to 18, from the menu display of the list of application programs (or items configured by a plurality of application programs) on the Home screen 451 described with reference to FIG. 14, a music tool (Music) 463 is displayed. Is selected and determined, and processing for handling audio data (mainly music data) is executed.

  FIG. 15 is a menu screen 481 displayed on the display unit 21 when the music tool (Music) 463 is selected and determined from the menu display of the list on the Home screen 451 described with reference to FIG. As shown in FIG. 15, the menu screen 481 displays Music Search 491, Streaming 492, Now Playing 493, All Tracks 494, ATRAC AD 495, Music Folder 496, My Playlist 497, and Inbox 498. A desired menu can be selected and determined using the determination button 27.

  Further, since this menu screen 481 is displayed based on the information existing in the hierarchy one level lower than the Home screen 451 shown in FIG. 14, one of the star-shaped marks displayed in the hierarchical structure display area 471 is displayed. The state of one area piece is changed (in the example of FIG. 15, one area piece is painted black). By changing the state of one area piece of the star-shaped mark, the user can see that information existing in the hierarchy one level below the root directory is displayed.

  When Streaming 492 is selected and determined on the menu screen 481 in FIG. 15, an ad hoc user list screen 501 is displayed as shown in FIG.

  On the ad hoc user list display screen 501, users of other information communication terminals 1 registered as communication partners in the ad hoc mode and other unregistered information communication terminals 1 existing in a range where ad hoc communication is possible are displayed. Lists information about the user.

  Further, since this ad hoc user list display screen 501 is displayed based on information existing in the hierarchy two levels below the Home screen 451 shown in FIG. 14, the star-shaped user list display screen 501 is displayed in the hierarchical structure display area 471. The state of the two area pieces of the mark is changed (in the example of FIG. 16, the two area pieces are painted in black). By changing the state of the two area pieces of the star-shaped mark, the user can see that information existing in the hierarchy two levels below the root directory is displayed.

  For example, when “User B” in the online state is selected and determined on the ad hoc user list screen 501 in FIG. 16, the information broadcast from the information communication terminal 1 used by the user B is shown in FIG. As shown, the public playlist list display screen 521 of the user B is displayed, and a playlist including the music currently played on the information communication terminal 1 used by the user B (that is, Now Playing) is released. If so, the playlist is displayed as selected.

  Further, since this public playlist list display screen 521 is displayed based on information existing in the hierarchy three levels lower than the Home screen 451 shown in FIG. 14, the star-shaped display displayed in the hierarchical structure display area 471 is displayed. The state of the three area pieces of the mark is changed (in the example of FIG. 17, the three area pieces are filled with black). By changing the state of the three area pieces of the star mark, the user can see that information existing in the hierarchy three levels below the root directory is displayed.

  Then, when the playlist desired by the user is selected and determined on the public playlist list display screen 521 of the user B in FIG. 17, as shown in FIG. 18, the music included in the selected and determined playlist. A track display screen 541 displaying a list of data, in other words, a music track, is displayed. The user can receive and play the streaming of the music data selected and determined from the user B by selecting and determining a desired one of the music tracks displayed on the track display screen 541.

  Further, since this track display screen 541 is displayed based on information existing in the hierarchy four levels below the Home screen 451 shown in FIG. 14, the star-shaped mark displayed in the hierarchical structure display area 471 is displayed. The state of the four area pieces is changed (in the example of FIG. 18, the four area pieces are filled with black). By changing the state of the four area pieces of the star-shaped mark, the user can see that information existing in the hierarchy four levels below the root directory is displayed.

  Further, the track display screen 541 is displayed based on information existing at the lowest level, and a terminal mark 551 which is a symbol indicating that the lower level does not exist is an item that is currently selected. Is displayed in "Sunshine".

  Next, a display example of the hierarchical structure display area 471 will be described with reference to the file structure of FIG.

  The file 601 is a root directory and is displayed based on information existing in the uppermost hierarchy, and the state of the area of the star mark displayed in the hierarchical structure display area 471 is not changed. Since the file 602 is displayed based on the information existing in the layer one level below the file 601, the state of one area piece of the star mark displayed in the hierarchical structure display area 471 is changed. (One piece of area is filled with black). Since the file 603 is displayed based on information existing in the hierarchy two levels below the file 601, the state of the two area pieces of the star-shaped mark displayed in the hierarchical structure display area 471 is changed. (Two area pieces are filled in black).

  Since the file 604 is displayed based on information existing in the hierarchy three levels below the file 601, the state of the three area pieces of the star-shaped mark displayed in the hierarchical structure display area 471 is changed. (Three area pieces are filled with black). Since the file 605 is displayed based on the information existing in the hierarchy four levels below the file 601, the state of the four area pieces of the star-shaped mark displayed in the hierarchical structure display area 471 is changed. (Four area pieces are filled with black). Since the file 606 is displayed based on information existing in the hierarchy five levels below the file 601, the state of all region pieces of the star mark displayed in the hierarchical structure display area 471 is changed. (All area pieces are filled in black).

  Since the file 607 is displayed based on information existing in the hierarchy six levels below the file 601, the state of all the region pieces of the star-shaped mark displayed in the hierarchical structure display area 471 is changed. (All area pieces are filled with black) and a new star mark is displayed, and the state of one area piece is changed (one area piece is filled with black) . The file 607 also displays a terminal mark indicating that there is no hierarchy below.

  Since the file 608 is displayed based on information existing in the hierarchy three levels below the file 601, the state of the three area pieces of the star-shaped mark displayed in the hierarchical structure display area 471 is changed. (Three area pieces are filled with black). The file 608 also displays a terminal mark indicating that there is no hierarchy below. Since the file 609 is displayed based on the information existing three levels below the file 601, the state of the three area pieces of the star mark displayed in the hierarchical structure display area 471 is changed. (Three area pieces are filled with black).

  Since the file 610 is displayed based on information existing in the hierarchy four levels below the file 601, the state of the four area pieces of the star-shaped mark displayed in the hierarchical structure display area 471 is changed. (Four area pieces are filled with black). The file 610 also displays a terminal mark indicating that no hierarchy exists below.

  In this way, by visually expressing in which level of information in the hierarchical structure the information is displayed based on the change in the state of the area of the star-shaped mark, the user is at which level It is possible to easily grasp whether information is displayed. That is, the user does not need to operate while paying attention to the hierarchical structure, and the operability is improved.

  In the above description, the star-shaped mark is used as a mark representing the hierarchical structure displayed in the hierarchical structure display area 471. However, the present invention is not limited to this. For example, as shown in FIG. It is also possible to express the hierarchical structure by changing the state of the region piece according to the hierarchy.

  Furthermore, when displaying information existing on the layer 11 below the file 601 that is the root directory on the screen, three star-shaped marks are displayed in the hierarchical structure display area 471, and among the three star-shaped marks, The state of all the region pieces of the two star-shaped marks is changed and the state of one region piece of the remaining one star-shaped mark is changed. However, the present invention is not limited to this. For example, FIG. As shown, the hierarchical structure may be expressed by a number (“11” in the example of FIG. 21).

  Next, a display control process of the information communication terminal 1 that performs the screen display as described above will be described with reference to a flowchart of FIG.

  Immediately after the power is turned on or when the HOME button 23 is pressed by the user, the application processor 131 displays the Home screen 451 shown in FIG.

  In step S2, the application processor 131 determines whether or not a predetermined item has been selected and determined by moving the cursor based on the operation of the four-way key 26 by the user, and determines that the predetermined item has been selected and determined. Repeat until the process.

  If it is determined in step S2 that the predetermined item has been selected and determined, the process proceeds to step S3, where the application processor 131 displays the screen of the selected and determined item on the display unit 21, and the hierarchy in the display screen. A star-shaped mark is displayed in the structure display area 471, and the state of the region piece is changed according to the hierarchy.

  For example, when the music tool (Music) 463 is selected and determined on the Home screen 451 shown in FIG. 14, the menu screen 481 shown in FIG. 15 is displayed on the display unit 21, and the hierarchical structure display area 471 is displayed. A star-shaped mark in which the state of one region piece is changed is displayed.

  In step S4, it is determined whether or not the screen is ended, that is, whether or not the user has performed a power-off operation. If it is determined that the screen is not ended, the process returns to step S2 and the subsequent processing is repeated.

  If it is determined in step S4 that the screen has been completed, the display control process is terminated.

  Through the above processing, the user can easily determine which layer of the hierarchical structure is displayed based on the information of the state pieces of the star mark displayed in the hierarchical structure display area 471. I can grasp it.

  Further, the mark displayed in the hierarchical structure display area 471 may be changed according to the type such as the file structure or the menu structure.

  The series of processes described above can be executed by software, or can be executed by using hardware incorporated to execute the series of processes described above. The software is a computer in which a program constituting the software is incorporated in dedicated hardware, or a various personal computer capable of executing various functions by installing various programs. For example, it is installed from a recording medium.

  As shown in FIG. 11, the recording medium is distributed to provide a program to the user separately from the computer, and includes a magnetic disk (including a flexible disk) on which the program is recorded, an optical disk (CD-ROM ( It includes a removable medium 172 such as a compact disk-read only memory (DVD) (including a digital versatile disk (DVD)), a magneto-optical disk (including an MD (mini-disk) (trademark)), or a semiconductor memory.

  Further, in the present specification, the step of describing the program recorded on the recording medium is not limited to the processing performed in chronological order according to the described order, but may be performed in parallel or It also includes processes that are executed individually.

  In the present specification, the term “system” represents the entire apparatus constituted by a plurality of apparatuses.

  The embodiment of the present invention is not limited to the above-described embodiment, and various modifications can be made without departing from the gist of the present invention.

It is a figure for demonstrating the information communication system containing the information communication terminal to which this invention is applied. It is a front external view of an information communication terminal. It is an external view of the back side (side in which the display part is not provided) of the information communication terminal. It is an external view of the upper side surface (side where the WLAN ON / OFF switch is provided) of the information communication terminal. It is an external view of the right side (the side in which the communication state notification light emission part 34 is provided) toward the side in which the display part of the information communication terminal is provided. It is an external view of the left side (the side in which the WLAN ON / OFF switch and the power switch are provided) toward the side where the display part of the information communication terminal is provided. It is an outline drawing of the lower side (the side where the power switch and the music key are provided) of the information communication terminal. It is an external view when a housing | casing is slid. It is a figure for demonstrating a constant display panel. It is a figure for demonstrating the information always displayed on a display panel. It is a block diagram which shows the internal structural example of an information communication terminal. It is a software stack figure which shows the structure of the software performed in an application processor. It is a software stack figure which shows the structure of the software performed in an audio processor. It is a figure which shows the example of a display of a Home screen. It is a figure for demonstrating a menu screen. It is a figure for demonstrating an ad hoc user list screen. It is a figure for demonstrating a public Playlist list display screen. It is a figure for demonstrating a track display screen. It is a figure for demonstrating a hierarchical structure. It is a figure which shows the other example of a display of a Home screen. It is a figure which shows the other example of a display of a Home screen. It is a flowchart explaining a display control process.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1 Information communication terminal, 11 Network, 12 Server, 13 Personal computer, 21 Display part, 22 WLAN mode switching button, 23 HOME button, 24 BACK button, 25 Option button, 26 4 direction key, 27 Decision button, 28 Speaker, 29 Microphone, 30 WLAN ON / OFF switch, 31 WLAN status notification light emitting unit, 32 Power status notification light emitting unit, 33 Power switch, 34 Communication status notification light emitting unit, 35 Music key, 41 Battery cover, 42 Ringer speaker, 43 HOLD switch, 44 volume buttons, 51 USB connector, 52 connector jack, 101 always-on display panel, 131 application processor, 132 audio processor, 1 42 display module, 143 backlight driver, 144 light emitting module, 145 audio conversion module, 146 flash memory, 147 memory, 148 wireless communication module, 149 keyboard module, 150 input module, 152 audio signal processing module, 153 real-time clock (RTC) , 154 Large-capacity flash memory, 155 memory bus, 156 flash memo, 157 memory, 471 hierarchical structure display area, 551 terminal mark

Claims (6)

Display a set display area with multiple pieces of information together with information,
A display control device comprising display control means for changing a display state of the region piece based on the hierarchy of the information. The display control apparatus according to claim 1, wherein when all display states of the region pieces have changed, the display control unit displays a new collective display region. The display control apparatus according to claim 1, wherein the display control unit displays the number of the region pieces whose display state has changed. The display control apparatus according to claim 1, wherein when there is no hierarchy below the information, the display control unit displays a symbol indicating that there is no lower hierarchy. Display a set display area with multiple pieces of information together with information,
A display control method including a step of changing a display state of the region piece based on a hierarchy of the information. Display a set display area with multiple pieces of information together with information,
A program for causing a computer to execute a process including a step of changing a display state of the region piece based on a hierarchy of the information.

Images