JP2003218998A - Information terminal, control unit thereof, and information display control program - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To reduce the power consumption and to enhance the portability when a terminal of enclosure opening/closing type reproduces multimedia information. <P>SOLUTION: During reproduction of multimedia information, the opening/ closing state of cases A, B is monitored, when the cases A, B are opened, video data and character data configuring telop are read from a memory section 26 and they are respectively displayed on a main information display area 341a and an attached information display area 341b of a first LCD 341. On the other hand, when the cases A, B are closed, only the character data configuring the telop are selectively read from the memory section 26, the read character data are converted into a second display format corresponding to a second LCD 342 and the converted data are displayed on the second LCD 342. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mobile communication terminal such as a mobile phone, a notebook personal computer or a personal digital assistant (PDA: Personal Digital Assistant).
The present invention relates to information terminal equipment such as s), and more particularly to an information terminal equipment including a sub-display in addition to a main display, its control unit and a display control program.

[0002]

2. Description of the Related Art In mobile communication terminals such as mobile phones, a foldable model in which two housings are connected by a hinge mechanism so that they can be opened and closed is widely used. This type of terminal has an advantage that good portability can be obtained by folding the case to reduce the size during standby, and high operability and visibility can be secured by expanding the case during communication.

By the way, mobile communication terminals are increasingly provided with a function of reproducing multimedia information including video data, music data, character data, etc. in addition to a call function, a mail transmission / reception function and the like. Using this type of terminal, for example, music information with video, news video information with telop, etc. can be downloaded from information sites on the Internet and played back, or similar multimedia information stored in advance in a memory card, etc. Can be played,
It's very convenient.

[0004]

However, depending on the type and content of the multimedia information, it is not always necessary to display the video data. For example, when reproducing a news program or a karaoke music program, the user only needs to be able to visually recognize the news subtitles and lyrics. However, in the conventional mobile communication terminal, the news telop and lyrics are always displayed on the display together with the video data, so that the power consumption of the terminal is increased and the life of the battery is likely to be shortened. Further, when the folding type mobile communication terminal described above is used, the information must be reproduced with the housing always expanded, which causes deterioration of portability.

The present invention has been made in view of the above circumstances, and it is an object of the present invention to reduce power consumption and improve portability when reproducing multimedia information in a terminal that can be opened and closed. It is to provide the information terminal device, the control unit for the information terminal device, and the display control program.

[0006]

In order to achieve the above-mentioned object, the present invention connects a first casing and a second casing so as to be openable and closable by a connecting mechanism, and provides the first and second casings. An information terminal in which a first display device is provided at a position where it cannot be seen from the outside when the body is closed, and a second display device is provided at a position where the first and second casings can be seen from the outside even when the body is closed. A reproducing means for reproducing multimedia information including a plurality of media data in the device, and whether the first and second casings are opened or closed during reproduction of the multimedia information by the reproducing means. Open / close determination means for determination,
Display control means. Then, based on the determination result of the opening / closing determination means, while the first and second casings are open, a plurality of media data of reproduced multimedia information is displayed on the first display, When the first and second casings are closed, a part of the media data of the reproduced multimedia information is selected and controlled to be displayed on the second display.

Therefore, according to the present invention, when the housing is closed during the reproduction of the multimedia information, the second display provided on the back surface of the housing displays a plurality of media data constituting the multimedia information. A part of the media data of is selected and displayed. Therefore, it is possible to listen to the required media data with the housing closed, and thus the portability of the terminal can be ensured. Moreover, at that time, the display mode of the multimedia information is automatically switched by the opening / closing operation of the housing, so that the user does not need to perform a special display switching operation. In addition, compared to the case where a plurality of media data are constantly displayed on the first display,
Power consumption can be reduced.

Further, the following various configurations can be considered in the present invention. In the case where the information terminal device is a mobile communication terminal equipped with communication means for communicating with a communication network, the second terminal is provided while multimedia information is being reproduced and the first and second casings are open. The display device displays the communication attribute information related to the mobile communication operation.

Further, when the first and second casings are closed while the communication attribute information is displayed, the second
The display information on the display device is switched from the communication attribute information to the selected media data, and the type of the communication attribute information is stored in the memory. And the first and second
When the casing of is opened, the display information on the second display device is controlled to be restored from the selected media data to the communication attribute information according to the type stored in the memory.

According to this structure, while the multimedia information is being reproduced, the selected display medium data is displayed on the second display when the housing is closed, but the housing is open. In the state, communication attribute information is displayed. Therefore, even during playback of multimedia information, the user can open the housing to check pictogram information such as radio wave reception status and battery level, date and time information, and incoming / outgoing telephone number and address information. It becomes possible.

In addition, while the multimedia information is being reproduced and the first and second casings are closed, the selected media data and communication attribute information related to the mobile communication operation are stored in the second The display area is controlled to be divided and displayed on the display of. With this configuration, it is possible to confirm the communication attribute information while viewing the selected media data with the housing closed.

Further, while the multimedia information is being reproduced and the first and second casings are closed, the second
While displaying the selected media data on the display unit, the input of the display switching instruction by the user is monitored, and when the display switching instruction is input, the display information on the second display unit is changed from the selected media data. Control is performed so that communication attribute information is temporarily switched. With this configuration, when the user inputs a display switching instruction even when the media data is displayed on the second display, the communication attribute information is temporarily displayed on the second display instead of the media data. Is displayed. Therefore, even when the display area size of the second display is small, the media data can be displayed without limiting the display size, and the communication attribute information can be displayed as necessary with the housing closed. Become.

Further, the reproduction end of the media data is monitored while the selected media data is being displayed on the second display device, and when the reproduction of the media data is completed, the second display device displays. The display information is controlled to be restored to the communication attribute information. With this configuration, when the reproduction of the media data using the second display is completed, the display information on the second display automatically returns to the communication attribute information. Therefore, the user can confirm the communication attribute information at the same time when the reproduction of the media data is completed without performing a special confirmation operation.

Further, the display control means includes a converting means for converting the selected media data from the first display format corresponding to the first display to the second display format corresponding to the second display. When the first and second housings are closed, the media data converted into the second display format by the converting means is controlled to be displayed on the second display. With this configuration, for example, the display size and the display color of the second display can be the first
Even if it is different from the display device of No. 1, the media data can be displayed in the optimum format according to the second display device.

[0015]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. 1 and 2 are a front view and a rear view, respectively, showing the external appearance of a mobile terminal according to an embodiment of the present invention.

This portable terminal has an upper casing A and a lower casing B.
This is a foldable terminal in which and are rotatably connected by a hinge portion C. A camera unit D and an antenna 11 are arranged on the upper end of the upper housing A. Camera unit D
Accommodates the camera 33 and the light emitting unit 37 and is rotatably attached to the upper housing A. This rotating operation enables the orientations of the camera 33 and the light emitting unit 37 to be changed according to the position of the subject. Camera 33
Adopts a solid-state image sensor such as CMOS or CCD, and can capture a still image or a moving image.

A first liquid crystal display (LCD) 341 as a main display and a speaker (not shown) for receiving a voice are arranged on the front surface of the upper housing A. On the other hand, on the front surface of the lower housing B, a key input section 35 and a microphone (not shown) for transmission are arranged. Further, on the back surface of the upper housing A, a second liquid crystal display (LCD) 342 as a sub display is arranged.

The first LCD 341 has a main display area 341a and an additional information display area 341b as shown in FIG. In the main information display area 341a, image data, character data of the mail body, etc. are displayed. The additional information is displayed in the additional information display area 341b. On the other hand, the second LC
The D 342 has a display area smaller than that of the first LCD 341 as shown in FIG. 10, and is used to display the communication attribute information and the additional information in a row. The communication attribute information includes picto line information such as radio wave reception status, remaining battery level, various modes, date and time information, telephone number or name of communication partner,
The name of the owner of the terminal is included.

On the other hand, FIG. 3 is a block diagram showing a circuit configuration of a portable terminal according to an embodiment of the present invention. This mobile terminal includes a wireless unit 1, a baseband unit 2, an input / output unit 3, and a power supply unit 4.

In the figure, a radio frequency signal arriving from a base station (not shown) via a radio channel is an antenna 1
After being received at 1, the signal is input to the receiving circuit (RX) 13 via the antenna duplexer (DUP) 12. Receiver circuit 13
Comprises a high frequency amplifier, a frequency converter and a demodulator.
Then, the radio signal is low-noise amplified by a low-noise amplifier, and then a frequency synthesizer (SY) is used in a frequency converter.
N) The frequency is converted to a reception intermediate frequency signal or a reception baseband signal by mixing with the reception local oscillation signal generated from N) 14, and the output signal is digitally demodulated by a demodulator. As the demodulation method, for example, an orthogonal demodulation method corresponding to the QPSK method and a spectrum despreading method using a spread code are used. The frequency synthesizer 1 described above
The frequency of the received local oscillation signal generated from the signal No. 4 is designated by the main controller 21 provided in the baseband unit 2.

The demodulated signal output from the demodulator is input to the baseband unit 2. The baseband unit 2 includes a main control unit 21, a demultiplexing unit 22, a voice code decoding unit (hereinafter referred to as a voice signal processing module) 23, a multimedia processing unit 24, an LCD control unit 25, and a memory unit. Two
6 and.

The demodulated signal is supplied from the main controller 21 to the demultiplexer 22. The demultiplexing unit 22 is, for example, ITUT.
It performs demultiplexing processing of packets called MUX-PDU defined by H.223. That is, at the time of reception, the audio data, the image data, and the additional data included in the demodulated packet are separated according to the contents of the header. Of these, the audio data is supplied to the audio signal processing module 23, for example, AM
It is decoded by a voice code decoding method such as R (Adaptive Multi Rate). The digital audio signal expanded by this decoding process is converted into an analog audio signal by a digital / analog converter (not shown) (hereinafter referred to as a D / A converter), and then the speaker 32 of the input / output unit 3 is used.
It is output in a loud voice.

On the other hand, the image data is supplied to the multimedia processing unit 24 where it is subjected to image decoding processing. The image encoding / decoding method is, for example, MPEG4 (Moving Pictu).
re Experts Group 4) is used. Then, the image signal expanded by this decoding process is supplied to the first LCD 341 of the input / output unit 3 via the LCD control unit 25 and displayed. Further, the additional data is identified by the main control unit 21, and then the first or second LCD 3 via the LCD control unit 25.
41 and 342 are selectively supplied and displayed.

On the other hand, the transmitted voice signal of the user output from the microphone 31 of the input / output unit 3 is the baseband unit 2
Is input to the audio signal processing module 23 of
After being voice-encoded by the R method, it is input to the demultiplexing unit 22. Also, the image signal output from the camera (CAM) 33 is the multimedia processing unit 2 of the baseband unit 2.
4 is input to the demultiplexing unit 22 and the image is encoded according to MPEG4. The demultiplexing unit 22 multiplexes the encoded audio data and image data and control data generated by a data communication unit (not shown) in accordance with ITUT H.223 to transmit a transmission packet (MU
X-PDU). The transmission packet created by the demultiplexing unit 22 is input from the main control unit 21 to the transmission circuit (TX) 15 of the wireless unit 1.

The transmission circuit 15 comprises a modulator, a frequency converter and a transmission power amplifier. The transmission data is digitally modulated by a modulator and then mixed by a frequency converter with a transmission local oscillation signal generated from the frequency synthesizer 14 to be frequency-converted into a radio frequency signal. As a modulation method, a QPSK method and a spread spectrum method using a spread code are used. Then, the generated transmission radio frequency signal is amplified to a predetermined transmission level by the transmission power amplifier, and then supplied to the antenna 11 via the antenna duplexer 12 and transmitted from the antenna 11 to a base station (not shown). To be done.

The power supply unit 4 includes a battery 41 such as a lithium-ion battery, and a charging circuit 42 for charging the battery 41 based on the commercial power supply output (AC100V).
And a voltage generation circuit (PS) 43. The voltage generation circuit 43 is composed of, for example, a DC / DC converter, and based on the output voltage of the battery 41, a predetermined power supply voltage V
Generate cc.

The input / output unit 3 is also provided with an open / close detector 36. The open / close detector 36 is arranged near the hinge portion C, detects the open / closed state of the upper casing A and the lower casing B, and gives a detection signal to the main controller 21.

By the way, the main control section 21 is provided with an internal memory including a microprocessor, a ROM, a RAM, etc., and in addition to the function of controlling the connection of the radio channel and the communication control after the establishment of the communication link, the present invention has the following features. As control functions involved, a multimedia information reproduction control function 21a,
The open / close state determination function 21b and the display control function 21c are provided.

Multimedia information reproduction control function 21a
Controls the demultiplexing unit 22, the audio codec 23, the multimedia processing unit 24, and the memory unit 26 to reproduce the multimedia information received by the wireless unit 1 or the multimedia information read from the memory unit 26. To do. Multimedia information includes image data, music data,
It includes a plurality of media data such as character data.

The open / close state determination function 21b is used in the open / close detector 3
Based on the open / close detection signal given from 6, it is determined whether the upper housing A and the lower housing B are open or closed.

The display control function 21c selectively uses the first and second LCDs 341 and 342 based on the determination result of the open / closed state determination function 21b when reproducing the multimedia information, and Selected LCD 341, 34
The multimedia information and the communication attribute information are displayed by changing the display form according to 2. The determination result of the open / closed state is represented by the open / closed state flag. FIG. 7 is a table showing the correspondence between this open / closed state flag and the open / closed state of the housing. The main control unit 21 recognizes the open / closed status of the housing based on this table and executes the corresponding display control. .

Next, the display operation of multimedia information in the portable terminal configured as described above will be described.

In the standby state, the upper housing A is generally used.
Since the lower housing B is closed, the open / close state flag is set to "2". In this state, it is assumed that the user opens the upper housing A and the lower housing B to activate the terminal, and performs an operation for reproducing the multimedia information received in advance and stored in the memory unit 26. Then, the main controller 21
The reproduction control of multimedia information is executed as follows. FIG. 4 is a flowchart showing the control procedure and control contents.

That is, since the casings A and B are now open, the main controller 21 sets the open / close state flag to "0" in step 4a. Then, in step 4b, the memory unit 2
The multimedia information to be reproduced is read from 6. At this time, it is assumed that the multimedia information to be reproduced is news information, for example. The news information is composed of video data, character data forming a telop, and audio data, and the main control unit 21 reads all the media data. Of these, the voice data is voice-decoded by the voice codec 23 and is output as loudspeaker from the speaker 32. When an earphone is connected to an earphone jack (not shown), the voice data is output from the earphone instead of the speaker 32.

On the other hand, the video data and the character data as the additional data are respectively decoded by the multimedia processing section 24 and then input to the LCD control section 25, where the first control section 21 follows the instruction (step 4c). LCD 3
41 is converted into the display data of the first display format. Then, an instruction from the main control unit 21 (step 4
According to d), it is displayed on the first LCD 341. At this time, the video data is displayed in the main information display area 341a of the first LCD 341, and the character data forming the telop is displayed in the additional information display area 431b. Figure 9
Shows an example of the display result. Therefore, the user can visually recognize the news video and the telop on the first LCD 341.

At the same time, the main controller 21 generates the communication attribute information to be displayed in this state in step 4e. At this time, the communication attribute information includes, for example, pict line information including a radio wave reception state, a battery remaining amount, various mode information, a date and time, a calling telephone number or a caller name, and a terminal owner name. . The main control unit 21 selects the most appropriate one of these types in the current operating state of the terminal, generates information indicating the content, and
It is supplied to the control unit 25. The LCD control unit 25 converts the communication attribute information into display data of the second display format corresponding to the second LCD 342 according to the instruction (step 4f) from the main control unit 21, and then the second LCD 34.
Supply to 2. Therefore, the second LCD 342 displays communication attribute information indicating the current state of the terminal, for example, the remaining battery level. Therefore, the user can confirm the state of the terminal such as the remaining battery level on the second LCD 342 even during the reproduction of the multimedia information.

Further, in this state, the main control section 21 monitors whether or not the housings A and B are closed in step 4g while monitoring the end of reproduction of the multimedia information in step 4h. Then, if the housings A and B are open, the display control of the multimedia information using the first LCD 341 by the above-described steps 4b to 4f is continued until the reproduction of the multimedia information is completed. To do.

On the other hand, it is assumed that the user closes the housings A and B in this state in order to save the battery 41. Then, the main control unit 21 recognizes that the casings A and B are closed based on the detection signal of the open / close detector 36. And
Thereafter, the multimedia information display control using the second LCD 342 is executed. FIG. 5 is a flowchart showing the control procedure and control contents.

That is, the main control unit 21 first executes step 5
The open / close state flag is set to "1" by a. This open / closed state flag = “1” indicates that the cases A and B have changed from the open state to the closed state as shown in FIG. Then, in step 5b, a flag representing the type of communication attribute information being displayed on the second LCD 342 is stored in the internal memory. At this time, a flag is defined for each type of communication attribute information, for example, as shown in the communication attribute information table of FIG. 8, and the main control unit 21 stores the corresponding flag based on this table.

Subsequently, the main control unit 21 sends the additional data of the multimedia information from the memory unit 26 in step 5c.
That is, only the character data forming the telop is selectively read. Then, the read character data is supplied to the LCD control unit 25 via the multimedia processing unit 24. The LCD control unit 25 displays the character data in the second LCD 34 according to the instruction (step 5d) from the main control unit 21.
It is converted into the display data of the second display format corresponding to 2. In this conversion process, for example, the second LCD 342
The display size enlargement / reduction processing according to the display area size is performed. If the second LCD 342 has a monochrome display specification, a color-to-monochrome display color conversion process is performed. In addition, the first LCD 341 and the second LC
The number of display colors may be different from that of D342 even if both are color display specifications. Also in this case, in the conversion process, the display color of the character data is converted so as to correspond to the number of display colors of the second LCD 342.

When the display format conversion process is completed, the LCD control unit 25 displays the converted character data on the second LCD 342 according to the instruction from the main control unit 21 (step 5e). As the display method, for example, automatic scroll display is used, and the scroll speed is preset to a value corresponding to the silent reading speed of the user. FIG. 10 shows an example of the display result. Therefore, the user can visually recognize the news information by the telop on the second LCD 342 even when the housings A and B are closed.

Even when the housings A and B are closed, the audio data of the multimedia information is decoded by the audio codec 23 and output loudly from the speaker 32. However, when an earphone is connected to an earphone jack (not shown), the above audio data is output to the speaker 3
It is output from the earphones instead of 2.

On the other hand, in this state, the main control section 21 monitors whether or not the housings A and B are opened in step 5g while monitoring the end of reproduction of the multimedia information in step 5h. Then, if the state in which the housings A and B are closed is maintained, the display control of the multimedia information using the second LCD 342 by the steps 5c to 5f described above is performed until the reproduction of the multimedia information is completed. To continue. When the reproduction of the multimedia information is completed, the communication attribute information is displayed on the second LCD 341.

On the other hand, in this state, it is assumed that the user opens the casings A and B to visually recognize the news image. Then,
The main controller 21 recognizes that the housings A and B are opened based on the detection signal of the open / close detector 36. And then the first
The control returns to the multimedia information display control using the LCD 341. FIG. 6 is a flowchart showing the control procedure and control contents of the restoration process.

That is, the main control section 21 firstly performs step 6
The open / close state flag is set to "3" by a. This open / closed state flag = “3” indicates that the housings A and B have changed from the closed state to the open state as shown in FIG. Then, in step 6b, the video data and character data of the multimedia information are read from the memory unit 26, and the read video data and character data are read by the multimedia processing unit 2
4 to the LCD control unit 25.

First, the LCD control unit 25, in accordance with the instruction from the main control unit 21 (step 6c), sends the above-mentioned video data and character data to the main information display area 341a and the additional information display area 341b of the first LCD 341, respectively. Set to display data of display format 1. Next, the LCD control unit 25 instructs the main control unit 21 (step 6
According to d), the video data and the character data are displayed in the main information display area 341a and the additional information display area 341b of the first LCD 341, respectively.

When the display of the video data and the character data on the first LCD 341 is started in this way, the main control section 21 changes the open / close state flag to "0" in step 6e. This open / closed state flag = “0” indicates that the case A,
B shows the open state.

Next, the main controller 21 controls the second LCD 342.
Step 6 to restart the display of communication attribute information to
At f, the communication attribute information flag is read from the internal memory. Then, in step 6g, based on the read communication attribute information flag and the communication attribute information table shown in FIG. 8, the communication attribute information displayed on the second LCD 342 before the housings A and B are closed is displayed. The type is recognized, and the communication attribute information to be displayed is generated based on the recognition result. Then, the generated communication attribute information is supplied to the LCD control unit 25. The LCD control unit 25 converts the generated communication attribute information into the display data of the second display format corresponding to the second LCD 342 according to the instruction (step 6h) from the main control unit 21 and then the second display format. LCD342
To supply and display. Therefore, in the second LCD 342,
As before the housings A and B are closed, the communication attribute information indicating the current state of the terminal, for example, the remaining battery level is displayed.

After that, the main control unit 21 proceeds to step 4b shown in FIG. 4 and performs display control when the open / closed state flag = “0”, that is, multimedia information when the housings A and B are open. Perform display control.

As described above, in this embodiment, the open / close state of the casings A and B is monitored during the reproduction of the multimedia information, and when the casings A and B are open, the video data and the telop are formed. The character data to be read is read from the memory unit 26 and the main information display area 3 of the first LCD 341 is read.
41a and the additional information display area 341b. On the other hand, when the housings A and B are closed, only the character data forming the telop is selectively read from the memory unit 26, and the read character data is read by the second LCD 342.
After being converted into the second display format corresponding to, the second LCD 342 is displayed.

Therefore, according to this embodiment, the user can visually recognize both the video data and the additional data on the first LCD 341 when the housings A and B are opened, and the second data can be viewed when the housings A and B are closed. The LCD 342 allows the telop to be visually recognized by the character data. That is, for example, when trying to know the news information in detail, it is possible to view the image including the video, while when only watching the telop, it is possible to view with the housings A and B closed. . Therefore, when only the telop needs to be viewed, it is possible to maintain good portability, reduce power consumption, and extend battery life. In addition, the case A,
Since the display mode of the multimedia information is automatically switched by the opening / closing operation of B, the user does not need to perform a special display switching operation.

Further, in this embodiment, the communication attribute information is displayed on the second LCD 342 when the housings A and B are open, and the communication attribute information being displayed is displayed when the housings A and B are closed. The type is stored by a flag, and when the housings A and B change from closed to open, the display of the communication attribute information on the second LCD 342 is automatically restored based on this flag. Therefore, even when the user is playing the multimedia information, the user can open the housings A and B and use the second LCD 342 to check the remaining battery power, the date and time,
It is possible to confirm the communication attribute information such as the telephone number and name of the calling party.

The present invention is not limited to the above embodiment. For example, in the above-described embodiment, the cases A and B
Only the character data forming the telop is displayed on the second LCD 342 in the state where the second LCD 342 is closed.
When the display area of the LCD 342 has room, the character data and the communication attribute information may be displayed in parallel. By doing so, the user can confirm the communication attribute information together with the character data.

Further, when the housings A and B are closed, the character data is normally displayed on the second LCD 342, and when the user performs a specific display mode changing operation in this state, the second LCD 342 is displayed. The communication attribute information may be interrupted and displayed for a certain period of time. In this way, the user can check the communication attribute information on the second LCD 342 as needed without opening the housings A and B. Further, it is preferable to stop the display of the character data during the interrupt display period of the communication attribute information. By doing so, there is no need to worry about missing character data during the interrupt display period of the communication attribute information.

Further, during the display period of the character data on the second LCD 342, it is monitored whether or not the terminal satisfies the condition necessary for continuing the reproduction of the multimedia information,
When the condition is no longer satisfied, the second LCD 3
The display of the character data on 42 may be interrupted to display a warning message or communication attribute information in place of it. By doing this, for example, when the remaining battery level drops below the threshold value while playing multimedia information,
The display of the character data is interrupted and a warning message to that effect is displayed on the second LCD 342.

Further, in the above embodiment, the case where the news information including the video data, the character data and the audio data as the media data is reproduced and displayed as the multimedia information has been described as an example, but the video data, the music data and the lyrics thereof are described. The present invention can also be applied to the case of reproducing and displaying entertainment information such as a movie, a concert, a show, etc., which is composed of character data representing

Further, the structure of the terminal may be one in which the first and second casings are slid in addition to the foldable type, and the type of terminal is other than a mobile communication terminal such as a mobile phone or a personal digital assistant. Further, other information terminal devices such as an electronic notebook, an electronic dictionary, a portable video / audio player, an electronic camera, etc. may be used.

In addition, the circuit configuration of the information terminal device, the wireless communication system, the encoding / decoding system of the video data, the character data and the audio data, the types and shapes of the first and second displays, the size, and the installation position on the housing. Can be any, and the procedure and contents of multimedia information display control,
The types of multimedia information and the configuration thereof can be modified in various ways without departing from the scope of the present invention.

[0059]

As described above in detail, according to the present invention, the first
The housing and the second housing are openably and closably connected by a connection mechanism, and the first indicator is provided at a position where the housing cannot be seen from the outside when the first and second housings are closed. Even when the first and second casings are closed, the information terminal device is provided with the second display at a position visible from the outside, and when the first and second casings are open, the information terminal device is reproduced. And displaying a plurality of media data of the multimedia information on the first display, while the first and second housings are closed, a part of the reproduced multimedia information is selected. And is displayed on the second display. Therefore, according to the present invention, it is possible to provide an information terminal device, a control unit therefor, and a display control program which reduce power consumption and improve portability when reproducing multimedia information in a terminal that can be opened and closed. You can

[Brief description of drawings]

FIG. 1 is a front view showing the outer appearance of a mobile terminal according to an embodiment of the present invention.

FIG. 2 is a rear view showing the outer appearance of the mobile terminal according to the embodiment of the present invention.

FIG. 3 is a block diagram showing a circuit configuration of a mobile terminal according to the first embodiment of the present invention.

4 is a flowchart showing the first half of a multimedia information display control procedure by the control unit of the mobile terminal shown in FIG.

5 is a flowchart showing an intermediate part of a multimedia information display control procedure by the control unit of the mobile terminal shown in FIG.

6 is a flowchart showing the latter half of the multimedia information display control procedure by the control unit of the mobile terminal shown in FIG.

FIG. 7 is a diagram showing a configuration of an open / closed state table used for the display control shown in FIGS. 4 to 6;

FIG. 8 is a diagram showing a configuration of a communication attribute information table used for the display control shown in FIGS. 4 to 6;

FIG. 9 is a diagram showing a display example of video data and additional data on a first LCD.

FIG. 10 is a diagram showing a display example of additional data on a second LCD.

[Explanation of symbols]

A: Upper housing B ... Lower housing C ... Hinge part D ... Camera unit 1 ... Wireless section 2 ... Baseband section 3 ... I / O section 4 ... Power supply 11 ... Antenna 12 ... Antenna duplexer (DUP) 13 ... Receiving circuit (RX) 14 ... Frequency synthesizer (SYN) 15 ... Transmission circuit (TX) 21 ... Main control unit 21a ... Multimedia information reproduction control function 21b ... Open / closed state determination function 21c ... Display control function 22 ... Demultiplexer 23 ... Audio codec 24 ... Multimedia processing unit 25 ... LCD control unit 26 ... Memory unit 31 ... Microphone 32 ... speaker 33 ... Camera 341 ... First LCD (main display) 342 ... Second LCD (sub display) 341a ... Main information display area 341b ... Additional information display area 35 ... Key input section 36 ... Open / close detector 37 ... Light emitting part 41 ... Battery 42 ... Charging circuit (CHG) 43 ... Voltage generation circuit (PS)

─────────────────────────────────────────────────── ─── Continuation of front page (51) Int.Cl. ⁷ Identification code FI theme code (reference) H04M 1/02 H04M 1/02 AC C 1/73 1/73 H04Q 7/14 H04B 7/26 V 7 / 32 103F F-term (reference) 5B019 BC07 EA04 HD02 5E501 AA04 AB03 BA03 CA04 CA08 CB02 CB14 CB15 DA11 FA13 FB04 5K023 AA07 BB02 BB04 DD08 HH01 HH06 5K027 AA11 BB17 FF01 FF22 5K017 BB21A04 BB0143A02

Claims (12)

[Claims] 1. An information terminal device in which a first housing and a second housing are openably and closably connected by a connection mechanism, and a position where the first and second housings are invisible from the outside. A first display provided on the second display, a second display provided at a position visible from the outside even when the first and second casings are closed, and multimedia information including a plurality of media data. Playback means for playing back, open / close determination means for determining whether the first and second casings are open or closed during playback of multimedia information by the playback means, and a determination result of the open / close determination means. Based on the above, when the first and second casings are open, the plurality of media data of the reproduced multimedia information are displayed on the first display, while the first and second casings are displayed. With the body closed Information terminal device, characterized in that by selecting some media data serial multimedia information reproduced to and a display control means for displaying on the second display. 2. An information terminal device in which a first housing and a second housing are connected by a connection mechanism so as to be openable and closable, and a position where the first housing and the second housing are invisible from the outside. Communication for communicating between a first display provided on the display, a second display provided at a position visible from the outside even when the first and second casings are closed, and a communication network Means and reproducing means for reproducing multimedia information including a plurality of media data received by the communication means or read from the storage means, and the first and second casings are open or closed. Open / close determination means for determining whether the first and second casings are open during reproduction of multimedia information by the reproduction means. Tamar A plurality of pieces of media data of multimedia information are displayed on the first display, while the open / close determination means is used to display the first media.
And a display control means for selecting a part of the media data of the reproduced multimedia information and displaying the selected media data on the second display device when it is determined that the second housing is closed. Information terminal equipment characterized in that. 3. The display control means, when the multimedia information is being reproduced and the first and second casings are open, communication related to mobile communication operation to the second display device. The information terminal device according to claim 2, wherein the attribute information is displayed. 4. The display control means, when the first and second casings are closed during reproduction of the multimedia information, displays the display information on the second display device from the communication attribute information. The type of the communication attribute information is stored in the memory while switching to the selected media data, and when the first and second casings are opened, the type is stored in the memory according to the type stored in the memory. The information terminal device according to claim 3, wherein the display information on the second display is restored from the selected media data to the communication attribute information. 5. The display control means, in the state where the multimedia information is being reproduced and the first and second casings are closed, the selected media data,
3. The information terminal device according to claim 2, wherein communication attribute information related to mobile communication operation is displayed on the second display device by dividing the display area thereof. 6. The display control means displays the selected media data on the second display while the multimedia information is being reproduced and the first and second casings are closed. While displaying, the input of the display switching instruction by the user is monitored, and when the display switching instruction is input, the display information on the second display device is changed from the selected media data to the communication attribute information related to the mobile communication operation. 3. The switching is performed temporarily.
Information terminal equipment described. 7. The display control means monitors the end of reproduction of the selected media data in a state where the selected media data is displayed on the second display, and when the reproduction of the media data ends. The information terminal device according to claim 2, wherein the display information on the second display is restored to communication attribute information related to a mobile communication operation. 8. The display control means converts the selected media data from a first display format corresponding to the first display device to a second display format corresponding to the second display device. It is characterized in that it comprises a conversion means, and displays the media data converted into the second display format by the conversion means on the second display when the first and second casings are closed. The information terminal device according to claim 2. 9. The converting means sets the size of the selected media data to the display area of the second display device when the display area size of the second display device is smaller than that of the first display device. The information terminal device according to claim 8, wherein the information terminal device is reduced to a size corresponding to the size. 10. The form in which the conversion means corresponds the media data to the display color of the second display device when the display color of the second display device is different from the display color of the first display device. 9. The information terminal device according to claim 8, wherein the information terminal device is converted into. 11. A first housing and a second housing are connected by a connecting mechanism so as to be openable and closable, and the first housing is placed in a position where the first housing and the second housing cannot be seen from the outside in a closed state. Whether the information is received by the communication means in the control unit provided in the information terminal device provided with the display and also provided with the second display at a position visible from the outside even when the first and second casings are closed. Alternatively, a reproducing means for reproducing multimedia information including a plurality of media data read from the storage means, an open / close determining means for determining whether the first and second casings are open or closed, While the multimedia information is being reproduced by the reproducing means, a plurality of media of the reproduced multimedia information are displayed in a state where the open / close determining means determines that the first and second casings are open. The data is displayed on the first display, while the open / close determination means determines the first display.
And a display control means for selecting a part of the media data of the reproduced multimedia information and displaying the selected media data on the second display device when it is determined that the second housing is closed. A control unit for information terminal equipment, characterized in that 12. A first housing and a second housing are openably and closably connected to each other by a connection mechanism, and the first and second housings are placed in a position where they cannot be seen from the outside in a closed state. A display control program for a control unit provided in an information terminal device, comprising a display and a second display at a position visible from the outside even when the first and second casings are closed, Processing for determining whether or not the multimedia information including the media data is being reproduced, and the first and the second during the reproduction of the multimedia information.
A process for determining whether the housing of the multimedia information is open or closed, and a plurality of the reproduced multimedia information are reproduced in a state where the first and second housings are open during reproduction of the multimedia information. A process of displaying media data on the first display, and a part of the reproduced multimedia information in a state where the first and second casings are closed during reproduction of the multimedia information. A display control program for causing the control unit to execute a process of selecting media data and displaying it on the second display.