JP4030506B2 - Mobile terminal device - Google Patents

Description

  The present invention relates to a mobile terminal device, and more particularly to a mobile terminal device capable of viewing a television broadcast.

  2. Description of the Related Art Conventionally, personal computers equipped with a TV broadcast receiving function have been widely used. In recent years, mobile personal computers and mobile phones capable of receiving terrestrial digital TV broadcasts have been proposed.

Furthermore, an information processing apparatus that can receive a television broadcast via a communication line has been proposed (see, for example, Patent Document 1).
JP 2003-69910 A

  Mobile terminal devices such as mobile personal computers and mobile phones are downsized to ensure portability, and their display screens are small. Therefore, when viewing a TV broadcast on a mobile terminal device equipped with a TV broadcast receiving function, the video displayed on the mobile terminal device becomes smaller, and it is impossible to expect a powerful one. Since the display of video on the mobile terminal device must be interrupted accordingly, a request to display the video being viewed on the mobile terminal device on another television broadcasting receiver such as a stationary type depending on the situation. May occur.

  In response to such a request, in order to display the video displayed on the mobile terminal device on another television broadcast receiver, the other television broadcast receiver is operated directly or It is necessary to operate the remote control device of the television broadcast receiver to perform power operation and channel selection operation of the television broadcast receiver, and there is a problem that these operations are time consuming and troublesome. In particular, in the multi-channel era predicted with the start of digital terrestrial broadcasting, it is expected that the operation of selecting a broadcasting station being viewed will become more complicated.

  In view of the above points, the present invention provides a mobile terminal device that can display an image based on a television broadcast being viewed on the mobile terminal device on another television broadcast receiver without requiring a complicated operation. The purpose is to do.

  In order to achieve the above object, the present invention provides a portable terminal device comprising: a television broadcast receiving means for receiving a television broadcast; and a display means for displaying an image based on the television broadcast received by the television broadcast receiving means. Storage means for storing remote control data for remotely operating a broadcast receiver and channel data including broadcast station information of a television broadcast that can be received by the television broadcast receiving means, and corresponding to an image being displayed by the display means Control means for generating an operation signal for instructing the television broadcast receiver to select a broadcast station based on the remote control data and channel data, and a transmission means for transmitting the operation signal are provided. .

  According to this configuration, the mobile terminal device transmits the operation signal for remotely switching the channel selection of the television broadcast receiver to the broadcasting station corresponding to the video being displayed on the mobile terminal device, so that the mobile terminal device can view An image based on the television broadcast received by the television broadcast receiving means can be displayed on a stationary type television broadcast receiver without requiring a complicated operation.

  Further, the present invention provides a mobile terminal device comprising: a communication unit that transmits and receives a communication signal to and from a radio base station; and a display unit that displays an image based on a television broadcast included in the communication signal received by the communication unit. Storage means for storing remote control data for remotely operating a television broadcast receiver and channel data including broadcast station information of a television broadcast that can be received by the communication means, and broadcast corresponding to a video being displayed by the display means Control means for generating an operation signal for instructing the television broadcast receiver to select a station based on the remote control data and channel data, and a transmission means for transmitting the operation signal are provided.

  According to this configuration, the mobile terminal device transmits the operation signal for remotely switching the channel selection of the television broadcast receiver to the broadcasting station corresponding to the video being displayed on the mobile terminal device, so that the mobile terminal device can view The video based on the television broadcast included in the communication signal received by the communication means can be displayed on a stationary type television broadcast receiver without requiring a complicated operation.

  The present invention also provides a television broadcast receiving means for receiving a television broadcast, a communication means for transmitting / receiving a communication signal to / from a radio base station, and a television broadcast received by the television broadcast receiving means and / or received by the communication means. In a portable terminal device comprising display means for displaying an image based on television broadcast included in the transmitted communication signal, remote control data for remotely operating the television broadcast receiver, and the television broadcast receiving means and / or the communication means An operation for instructing the television broadcast receiver to select a broadcast station corresponding to the video being displayed by the display means, and storage means for storing channel data including receivable television broadcast broadcast station information. Provided is control means for generating a signal based on the remote control data and channel data, and transmission means for transmitting the operation signal. It is intended.

  According to this configuration, the mobile terminal device transmits the operation signal for remotely switching the channel selection of the television broadcast receiver to the broadcasting station corresponding to the video being displayed on the mobile terminal device, so that the mobile terminal device can view The video based on the television broadcast received by the television broadcast receiving means or the communication means can be displayed on a stationary television broadcast receiver without requiring a complicated operation.

  In addition, for example, the control unit may generate the operation signal when the video is displayed by the display unit and the operation unit is operated. In this way, the video being viewed on the mobile terminal device can be displayed on a stationary type television broadcast receiver by simply operating the operation unit.

  Further, for example, the control means is when the video is displayed by the display means, and the operation is performed when a remaining capacity of a battery as a driving power source of the mobile terminal device becomes smaller than a predetermined amount. It is good to generate a signal. In this way, the video being viewed on the mobile terminal device can be displayed on a stationary television broadcast receiver before the remaining capacity of the battery decreases and the video cannot be viewed on the mobile terminal device. it can.

  Further, for example, the control means may generate the operation signal when the video is displayed by the display means and a call is received via the communication means. In this way, even if it is necessary to interrupt the display of the video on the mobile terminal device in response to an incoming call, the video broadcast being viewed on the mobile terminal device is a stationary type television broadcast receiver. Can be displayed and video viewing can be continued.

  For example, the control means may generate the operation signal when the video is displayed by the display means and when there is a response to an incoming call via the communication means. In this way, even if it is necessary to interrupt the viewing of the video on the mobile terminal device in order to make a call on the mobile terminal device, the video being viewed on the mobile terminal device is a stationary television or the like The video can be displayed on the broadcast receiver and the viewing of the video can be continued.

  Further, for example, when the operation signal includes a power-on signal for turning on the power of the television broadcast receiver, another television broadcast image such as a stationary type that displays an image being viewed on the mobile terminal device. Even when the power of the TV is off, the TV broadcast receiver can be turned on by remote control from the portable terminal device.

  Further, for example, when the operation signal includes a signal for instructing the television broadcast receiver to select a broadcast station selected by operating the operation unit, the stationary signal can be remotely operated from the portable terminal device. The channel of a television broadcast receiver such as the above can be switched.

  Further, for example, if the user confirms whether or not to generate the operation signal before generating the operation signal, it is possible to prevent the television broadcast receiver from being remotely operated against the user's will. .

  Also, for example, when transmitting the operation signal, if the user is notified that the operation signal is being transmitted, the user recognizes that the television broadcast receiver is being remotely operated by the mobile terminal device. it can.

  For example, if the display of the video by the display unit is stopped after the operation signal is transmitted, the power consumption of the mobile terminal device can be suppressed without interrupting the viewing of the video of the user.

  Also, for example, if the user confirms whether or not to stop the display of the video before stopping the display of the video, the display of the video on the mobile terminal device is stopped against the user's will. Can be prevented.

  For example, when the display of the video is stopped, if the user is notified that the display of the video is stopped, the user can recognize that the display of the video on the portable terminal device is stopped.

  Further, for example, the control means includes a television broadcast receiving means when instructing the television broadcast receiving means to receive a television broadcast of a broadcasting station corresponding to a number input by operating a numeric key of the operation unit. In the mobile terminal device, it is possible to easily select a TV broadcast to be viewed, and the operability of the mobile terminal device can be improved.

  In addition, for example, the control unit includes a communication unit when instructing the communication unit to receive a communication signal including a television broadcast of a broadcasting station corresponding to a number input by operating a numeric key of the operation unit. In the portable terminal device, it is possible to easily select a TV broadcast to be viewed, and the operability of the portable terminal device can be improved.

  According to the present invention, a television broadcast receiving means for receiving a television broadcast, a communication means for transmitting / receiving a communication signal to / from a radio base station, a television broadcast received by the television broadcast receiving means and / or received by the communication means. In a portable terminal device comprising display means for displaying video based on television broadcast contained in the communication signal received, remote control data for remotely operating the television broadcast receiver and received by the television broadcast receiving means and / or the communication means Storage means for storing channel data including broadcast station information of possible television broadcasts, and an operation signal for instructing the television broadcast receiver to select a broadcast station corresponding to the video being displayed by the display means Control means for generating the remote control data based on the remote control data and channel data, and transmission means for transmitting the operation signal Therefore, by transmitting an operation signal for remotely switching the channel selection of the television broadcast receiver from the portable terminal device to the broadcasting station corresponding to the video being displayed on the portable terminal device, the television being viewed on the portable terminal device is transmitted. An image based on a television broadcast received by the broadcast receiving means or the communication means can be displayed on a stationary type television broadcast receiver without requiring a complicated operation.

  Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 is an explanatory diagram showing an outline of a television broadcast receiving system using a mobile phone according to an embodiment of the present invention, FIG. 2 is a functional block diagram showing the configuration of the mobile phone in FIG. 1, and FIG. 3 is a mobile phone in FIG. 4 is a functional block diagram showing the configuration of a liquid crystal television (television broadcast receiver) operated by remote control, FIG. 4 is an external view showing an example of the external configuration of the mobile phone in FIG. 1, and FIG. 5 is the external configuration of the mobile phone in FIG. 6 is an external view showing still another example of the external configuration of the mobile phone of FIG. 1, and FIG. 7 is an explanatory diagram showing the data configuration of channel data and remote control data in the mobile phone of FIG. 8 and 9 are flowcharts showing operation control at the start of TV broadcast viewing in the mobile phone of FIG. 1, and FIGS. 10 and 11 are explanatory diagrams showing screen transitions at the start of TV broadcast viewing in the mobile phone of FIG. FIG. To 14 flowchart, FIGS. 15 to 17 showing the operation control using television broadcast viewing in the cellular phone of FIG. 1 is an explanatory diagram showing a screen transition when the TV broadcast viewing in the cellular phone of FIG.

  In FIG. 1, reference numeral 50 denotes a mobile phone according to an embodiment of the present invention. The mobile phone 50 receives a terrestrial digital TV broadcast transmitted from the radio tower 51a, a mobile TV broadcast transmitted from the radio tower 51b, and the like. It has a function that allows viewing. In addition, the mobile phone 50 communicates with a base station (for mobile communication) 52 connected to the Internet 53 via a gateway 54a and a communication line 55a (W-CDMA signal: Wideband-Code Division). (Multiple Access signal) can be transmitted and received wirelessly, so that it is possible to view Internet TV broadcasts distributed over the Internet 53. Although not shown, the mobile phone 50 can receive and view terrestrial analog television broadcasts.

  Reference numeral 56 denotes a liquid crystal television (television broadcast receiver) operated by the mobile phone 50 by remote control. The liquid crystal television 56 can receive and watch terrestrial digital television broadcasts transmitted from the radio tower 51a. Further, it can be connected to the Internet 53 via the gateway 54a, the communication line 55a, and the base station 52. Although not shown, the liquid crystal television 56 is configured to receive and view terrestrial analog television broadcasts.

  Further, the mobile phone 50 has a function of transmitting a remote control signal (operation signal) for remotely operating the liquid crystal television 56, and the liquid crystal television 56 performs operations such as channel selection according to the remote control signal from the mobile phone 50. Is supposed to do.

  Such a cellular phone 50 is configured as shown in FIG. In FIG. 2, reference numeral 1 denotes an terrestrial digital television broadcast, terrestrial analog television broadcast, mobile television broadcast, an antenna for receiving communication signals and transmitting communication signals, and 2 a communication signal and a television signal transmitted and received by the antenna. This is a demultiplexer that demultiplexes into a broadcast signal.

  Reference numeral 3 denotes a wireless unit that performs transmission / reception of a communication signal that is demultiplexed by the duplexer 2, and 4 denotes communication that performs predetermined signal processing on the signal transmitted / received by the wireless unit 3 and performs transmission / reception control thereof It is a control unit. The audio signal processed by the communication control unit 4 is output by a speaker (not shown), and the audio signal input by a microphone (not shown) is processed by the communication control unit 3. It is configured as follows.

  Reference numeral 5 denotes a tuner for receiving a television broadcast signal demultiplexed by the demultiplexer 2, 6 is a signal processing unit for performing predetermined signal processing on the signal received by the tuner 5, and 7 is a CCD. An image pickup unit configured with a CMOS, 8 is a light emitting unit that is located in the vicinity of the image pickup unit 7 and emits light to a subject, and 9 is an adjustment of exposure / image quality, etc., for an image taken by the image pickup unit 7 An image processing unit 10 that performs MPEG decoding of the video signal from the communication control unit 4 and the signal processing unit 6 is a first memory that stores the video signal adjusted and decoded by the image processing unit 9 and various display data.

  Furthermore, 11 is a first display driver that generates a display drive signal based on the video signal and various display data stored in the first memory 10, and 12 is a video display based on the drive signal from the first display driver 11. A first display unit for displaying characters and the like, 13 is a first backlight for illuminating the first display unit 12 from the back side, and 14 is for display based on video signals and various display data stored in the first memory 10. A second display driver for generating a driving signal for the second display unit, a second display unit for displaying images, characters and the like based on the driving signal from the second display driver, and a second display unit for illuminating the second display unit 15 from the back side. 2 backlights.

  Reference numeral 17 denotes a second memory for storing various information such as video signals / image signals from the communication control unit 4, the signal processing unit 6, and the image processing unit 9, telephone book data, schedule data, remote control data, and 18 is removable. This is an external memory connection unit for writing to and reading from a memory (not shown).

  Reference numeral 19 denotes a first operation unit for inputting telephone numbers, characters, symbols, etc., and instructions for selecting / starting / stopping various functions, and 20 is a second operation unit for selecting / starting / stopping various functions. Yes, 21 is an optical communication unit that transmits and receives signals using optical signals such as infrared rays, and 22 is an optical communication control that performs predetermined signal processing on the signals transmitted and received by the optical communication unit 21 and performs transmission / reception control thereof. Part.

  Further, reference numeral 23 denotes an open / close detection unit that detects the open / closed state of the mobile phone 50, and 24 is a main control unit that controls each unit in accordance with a program stored in advance or a program downloaded via a communication line or a removable memory. Antenna 1, duplexer 2, wireless unit 3, communication control unit 4, tuner 5, signal processing unit 6, imaging unit 7, light emitting unit 8, image processing unit 9, first memory 10, first display driver 11, first 1 display unit 12, first backlight 13, second display driver 14, second display unit 15, second backlight 16, second memory 17, external memory connection unit 18, first operation unit 19, second operation unit 20, the optical communication unit 21, the optical communication control unit 22, the open / close detection unit 23, and the main control unit 24 constitute a mobile phone 50.

  Next, the configuration of the liquid crystal television 56 shown in FIG. 1 will be described with reference to FIG. In FIG. 3, 31 is an antenna for receiving terrestrial digital TV broadcast / terrestrial analog TV broadcast, 32 is a tuner for receiving a signal of a desired TV broadcast station, and 33 is for a signal received by the tuner 32. A signal processing unit that performs predetermined signal processing, 34 is an image processing unit that performs MPEG decoding of the video signal from the signal processing unit 33, and 35 stores the video signal adjusted and decoded by the image processing unit 34 and various display data. The first memory to be used.

  Reference numeral 36 denotes a display driver that generates a display drive signal based on the video signal stored in the first memory 35 and various display data. Reference numeral 37 denotes a video, text, and the like based on the drive signal from the display driver 36. The display unit 38 is a backlight that illuminates the display unit 37 from the back, and 39 stores various information such as video signals / image signals, schedule data, and remote control data from the signal processing unit 33 and the image processing unit 34. The second memory 40 is an external memory connection unit for writing to and reading from a removable memory (not shown).

  Reference numeral 41 denotes an operation unit for instructing power on / off, tuning, channel selection, and the like; 42, an optical communication unit that transmits and receives signals using optical signals such as infrared rays; and 43, an optical communication unit 42. An optical communication control unit that performs predetermined signal processing on a signal to be transmitted and controls transmission / reception thereof, and 44 is an external line connection unit that performs transmission / reception of signals to / from external lines such as the Internet, telephone lines, and LANs Is a communication control unit that performs predetermined signal processing on a signal transmitted / received by the external line connection unit 44 and performs transmission / reception control thereof.

  Further, 46 is a main control unit that controls each unit in accordance with a program stored in advance or a program downloaded via an external line or a removable memory. These antenna 31, tuner 32, signal processing unit 33, and image processing unit 34 , First memory 35, display driver 36, display unit 37, backlight 38, second memory 39, external memory connection unit 40, operation unit 41, optical communication unit 42, optical communication control unit 43, external line connection unit 44, The communication controller 45 and the main controller 46 constitute a liquid crystal television 56.

  Further, such a cellular phone 50 is configured to be foldable by an opening / closing operation via a hinge portion as shown in FIG. 4, or by a turning operation via a rotating shaft as shown in FIG. It may be configured to be foldable, or may be configured to be foldable by a slide operation as shown in FIG. However, in the case of the configuration shown in FIGS. 5 and 6, the second display driver 14, the second display unit 15, and the second backlight 16 are not necessary. 4 to 6 show the front of the mobile phone in a state in which (A) is open, and (B) shows the back of the mobile phone, the same part as in FIG. Are denoted by the same reference numerals.

  In the above embodiment, the mobile phone and the television broadcast receiver are wirelessly connected by optical communication such as infrared rays. However, the wireless connection method is not limited to this, and Bluetooth (2.4 Wireless connection may be established by radio wave communication such as a wireless transmission system using a GHz band) or a wireless local area network (LAN).

  Next, an initial setting operation of the mobile phone 50 configured as described above will be described. First, when tuning is performed in the liquid crystal television 56 shown in FIG. 3, a table representing the relationship between broadcast station information, channels, (television receiver side) reception frequency, and remote control signal is created, and the second memory 39 is used as remote control data. Is remembered. The remote control data stored in the second memory 39 is stored in an external memory (not shown) connected to the external memory connection unit 40 and is stored in the external memory in which the remote control data is stored, or the optical communication unit 42 or The data is transferred to the mobile phone 50 via an external line connected to the external line connection unit 44. The transferred remote control data includes a power-on (ON) signal for turning on the power of the liquid crystal television 56 with the remote control.

  Then, in the mobile phone 50, the remote control data connected to the external memory connection unit 18 is transferred via an external memory (not shown) in which the remote control data is stored, or via the optical communication unit 21 or the communication control unit 4. The remote control data is stored in the second memory 17. In addition, the mobile phone 50 identifies the location (region) of the mobile station 50 based on the location information obtained from the base station 52, and can be viewed at the location of the mobile station 50. Create a table representing the relationship between broadcasting station information such as mobile TV broadcasting and reception frequency, and the relationship between the broadcasting station information and the URL (Uniform Resource Locator) of a broadcasting station that can be viewed through the base station 52, and channel data Is stored in the second memory 17. The remote control data and channel data are stored in the second memory 17 in association with each other based on broadcast station information as shown in FIG.

  Next, with respect to the mobile phone 50 for which the above-described initial setting operation has been completed, the operation control of the mobile phone 50 when viewing a television broadcast on the mobile phone 50 is described with reference to the flowcharts shown in FIGS. It demonstrates according to explanatory drawing shown.

  First, when a call or a television broadcast is not being performed by the mobile phone 50, the mobile phone 50 is in a standby state for operation or an incoming call (step S1), and the screen shown in FIG. Receiving screen) 101 is displayed. Each key of the second operation unit 20 is a function key set by a program as a key having a different function depending on the state, and each function key of the second operation unit 20 in the standby state is an address. It is set as an address key for shifting to the book display mode, a menu key for shifting to the menu screen display mode, and a TV key for shifting to the TV broadcast viewing mode. Shown at the bottom of.

  Next, the mobile phone 50 determines whether or not a number has been input by pressing the number key of the first operation unit 19 (step S2), and shifts to the address book display mode by pressing the address key of the second operation unit 20. Is selected (step S3), whether or not selection of transition to the menu screen display mode is performed by pressing the menu key (step S4), and selection to the TV broadcast viewing mode is performed by pressing the TV key. It is judged in order whether or not (step S5) has been performed.

  When the address key is pressed (step S3), the mode is shifted to the address book display mode, and an address book screen (not shown) composed of phone book data stored in the second memory 17 is displayed on the first display unit. 12 (step S6), when the menu key is pressed (step S4), the menu screen display mode is entered, and a menu screen (not shown) for selecting various functions provided in the mobile phone 50 is shown. Is displayed on the first display unit 12 (step S7).

  When the TV key is pressed (step S5), the process shifts to the television broadcast viewing mode, and first, a channel selection process is performed in which the user selects a broadcast station that the user desires to view (step S8). At this time, based on the channel data stored in the second memory 17, a screen 104 showing broadcast stations that can be viewed is displayed on the first display unit 12 so that the user can easily select a broadcast station. Yes. During the channel selection process, each function key of the second operation unit 20 includes a cancel key for canceling the viewing of the television broadcast, a determination key for determining the channel selection, and a mode for shifting to the remote control mode. It is set as a remote control key, and it is shown at the bottom of the screen 104 that it is set as such. When the cancel key is pressed (step S9), the process returns to the standby state of step S1, and the screen 101 is displayed on the first display unit 12.

  To select a broadcast station, the user moves the cursor (inverted white highlight) to the location where the desired broadcast station is indicated from the broadcast stations displayed on the screen 104 using the up / down cursor movement keys. After that, it is performed by pressing the enter key. When the enter key is pressed (step S11), it is determined whether or not the selected broadcast station's television broadcast can be received (step S12). If it can be received, among all the sources that can be received. A source selection process for selecting a source desired by the user is performed (step S13).

  For example, when the determination key is pressed in the state of the screen 104 (step S11), the 1 A (channel) A broadcast station is selected, and it is determined whether or not the A broadcast station can receive the TV broadcast. After that (step S12), if reception is possible, as shown on the screen 107, a source capable of receiving the TV broadcast of the broadcasting station A is displayed (step S13).

  In this example, three sources of “television broadcasting”, “mobile broadcasting”, and “provided by a base station” are shown. Here, “TV broadcasting” means terrestrial digital television broadcasting transmitted from the radio tower 51a shown in FIG. 1, and “mobile broadcasting” means from the radio tower 51b shown in FIG. This means mobile TV broadcast being transmitted, and “provided by base station” means Internet TV broadcast transmitted from the base station 52 shown in FIG. If the cancel key is pressed in this state (step S14), the channel selection state returns to step S9 and the screen 104 is displayed on the first display unit 12.

  When the determination key is pressed in the state of the screen 107, that is, in the state where “TV broadcasting” is selected as the source (step S15), the selected source is “TV broadcasting” (step S16). 2 Read out the TV broadcast reception frequency of channel 1 A from the channel data stored in the memory 17 (step S17), tune the tuner 5 to that frequency (step S18), and display the screen on the first display unit 12. As shown in FIG. 10A, an image based on the television broadcast of the broadcasting station A is displayed (step S22).

  In this way, the A broadcast station is selected from the terrestrial digital television broadcast transmitted from the radio tower 51a so that the television broadcast of the A broadcast station can be viewed. The function keys of the second operation unit 20 in the state of the screen 10A are a source key for changing the source, a tuning key for changing the TV broadcast to be viewed, and a remote control key for shifting to the remote control mode. Is set at the bottom of the screen 10A. When the source key is pressed, the screen 107 is restored, and when the channel selection key is pressed, the screen 104 is restored.

  Also, for example, when the down cursor movement key is pressed seven times from the state of the screen 104, the cursor is moved to a location indicating a 24ch H broadcast station as shown on the screen 105. When the enter key is pressed in the state of the screen 105 (step S11), the 24 channel H broadcast station is selected, and after determining whether or not the H broadcast station can receive the television broadcast (step S11). S12) If reception is possible, as shown on the screen 108, a source capable of receiving the television broadcast of the H broadcast station is displayed (step S13). If the cancel key is pressed in this state (step S14), the channel selection state of step S9 is restored and the screen 105 is displayed on the first display unit 12.

  When the determination key is pressed in the state of the screen 108, that is, in the state where “mobile broadcast” is selected as the source (step S15), the selected source is “mobile broadcast” (step S19). 2 The mobile broadcast reception frequency of the 24ch H broadcast station is read from the channel data stored in the memory 17 (step S17), the tuner 5 is tuned to that frequency (step S18), and the screen is displayed on the first display unit 12. As shown in FIG. 10B, an image based on the mobile TV broadcast from the H broadcast station is displayed (step S22).

  In this way, the H broadcast station is selected from the mobile TV broadcast transmitted from the radio tower 51b so that the TV broadcast of the H broadcast station can be viewed. The function keys of the second operation unit 20 in the state of the screen 10B are set in the same manner as in the state of the screen 10A. When the source key is pressed, the state returns to the state of the screen 108, and the channel selection key. When is pressed, the screen 105 is restored.

  Further, for example, when the down cursor movement key is pressed four times from the state of the screen 105 and then the enter key is pressed (step S11), the 72ch L broadcasting station is selected, and the L broadcasting station is selected. After determining whether or not the television broadcast can be received (step S12), if it can be received, a source capable of receiving the television broadcast of the L broadcast station is displayed as shown in the screen 109 (step S13). If the cancel key is pressed in this state (step S14), the channel selection state of step S9 is restored and the screen 105 is displayed on the first display unit 12.

  When the determination key is pressed in the state of the screen 109, that is, in the state where “provide base station” is selected as the source (step S15), the source is “provide base station” (steps S16 and S19). The URL of the 72ch L broadcasting station is read from the channel data stored in the second memory 17 (step S20), and the URL is accessed (step S21) on the first display unit 12 as shown in the screen 10C. The video based on the Internet television broadcast from the L broadcasting station is displayed (step S22).

  In this way, it is possible to view the Internet TV broadcast of the L broadcast station distributed on the Internet 53. Each function key of the second operation unit 20 in the state of the screen 10C is set as a source key for changing the source and a tuning key for changing the broadcasting station of the television broadcast to be viewed. The setting is shown at the bottom of the screen 10C. When the source key is pressed, the screen returns to the state of the screen 108, and when the channel selection key is pressed, the screen returns to the state where the L broadcast station is selected on the screen 105.

  Further, in the standby state in step S1, when a number is input by pressing the number key of the first operation unit 19 (step S2), a number input process is performed (step S23). For example, when the number “24” is input in the state of the standby screen 101, the input “24” is displayed on the first display unit 12 as shown in the screen 102. At this time, each function key of the second operation unit 20 is set as a function key that determines the content that the input number means. That is, each function key of the second operation unit 20 includes a schedule key that uses the input number as a number that specifies the date of the schedule, a call key that uses the input number as a shortened number of each registered telephone number, It is shown at the bottom of the screen 102 that the entered number is set as a TV key that is used as a channel number of a television broadcast station to view and is set as such.

  Then, when the schedule key is pressed (step S24) from the state of the screen 102 where the number "24" is input (step S23), a schedule book as shown on the screen 106 is displayed (step 25). Here, the input number is a number for designating the date in the current month, and here, “24” indicating the 24th day is shown in a white inverted display. In this state, when one of the function keys of the second operation unit 20 set as a determination key is pressed, schedule data for 24 days registered in advance and stored in the second memory 17 is displayed (not shown). ). When the cursor is moved to a number indicating another date using the up / down / left / right cursor movement keys and the decision key is pressed, the schedule data for that date is displayed.

  Further, when the call key is pressed (step S26) from the state of the screen 102 where the number "24" is input (step S23), a call display indicating that the call is being made (dialing) as shown in the screen 103 is displayed. Perform (step 27). Here, the inputted number 24 is a shortened number of the telephone number registered in advance, and when the call key is pressed, a call is made to the telephone number corresponding to the shortened number “24”.

  When the TV key is pressed from the state of the screen 102 where the number “24” is input (step S23) (step S28), a channel selection process for watching TV broadcast is performed (step S29). That is, since the inputted number “24” is selected as the channel number of the channel data stored in the second memory 17, the channel selection is immediately focused on the 24ch H broadcast station (step). After that, the process proceeds to step S9, and the screen 105 is displayed on the first display unit 12. Thus, the operability is improved by selecting the desired broadcast station by simply inputting the channel number of the television broadcast station to be viewed and pressing the TV key.

  Next, operation control of remote control signal transmission will be described. When one of the function keys of the second operation unit 20 set as a remote control key is pressed in step S10 in which a broadcast station for television broadcasting to be viewed is selected, a remote control transmission confirmation display is displayed (step S31). ), It is confirmed whether or not to transmit a remote control signal (step S33). In addition, after selecting and determining a broadcast station, if any of the sources cannot be received in step S12 for determining whether or not the television broadcast of the broadcast station can be received, it means that reception is not possible together with remote control transmission confirmation. Is displayed (step S32), and it is confirmed whether or not a remote control signal is transmitted (step S33).

  For example, when the lower cursor movement key is further pressed once from the state where the display of the first display unit 12 is the screen 105, the channel selection state screen shown in the screen 111 of FIG. 11 is displayed (step S10). When the remote control key is pressed from this state, a remote control transmission confirmation display shown on the screen 114 is performed (step S31). In addition, the determination key is pressed from the state of the screen 111 (step S10) (step S11), and it is determined whether or not the TV broadcast of the 36ch I broadcast station can be received (step S12). An error is displayed on the screen 112 for notifying the user that it is impossible (step S32).

  Thereafter, the process proceeds to step S33 for confirming whether or not to transmit a remote control signal. At this time, each function key of the second operation unit 20 is a “Yes” key for selecting transmission of the remote control signal. If it is set as a “No” key for selecting not to be performed, and the “No” key is pressed, the process returns to the standby state in Step S 1, and the screen 113 is displayed on the first display unit 12. On the other hand, when the “Yes” key is pressed, a power-on confirmation display shown on the screen 115 is displayed (step S34), and it is confirmed whether or not the power-on signal stored in the second memory 17 is transmitted (step S34). Step S35).

  At this time, each function key of the second operation unit 20 is set as a “Yes” key for selecting transmission of a power-on signal and a “No” key for selecting not transmission, When the “Yes” key is pressed, the main control unit 24 reads a power-on signal for turning on the power of the liquid crystal television 56 from the remote control data stored in the second memory 17, and the read power-on signal Then, after performing predetermined signal processing such as modulation by the optical communication control unit 22, power on signal transmission processing for transmitting this power on signal via the optical communication unit 21 by communication control of the optical communication control unit 22 is performed ( Step S36).

  In step S36, the power-on signal transmitted from the optical communication unit 21 is received by the optical communication unit 42 of the liquid crystal television 56 shown in FIG. 3, and the received power-on signal is demodulated by the optical communication control unit 43. After being subjected to predetermined signal processing, the signal is transmitted to the main control unit 46. The main control unit 46 receives the power-on signal and turns on the power of the liquid crystal television 56. In this way, the power of the liquid crystal television 56 can be turned on by the mobile phone 50.

  Further, after transmission of the power-on signal or when the “NO” key is pressed in step S35, the main control unit 24 of the mobile phone 50 displays liquid crystal data from the remote control data stored in the second memory 17. A remote control signal for switching the broadcast station to be viewed on the television 56 to the selected broadcast station, in this example, the remote control signal of the 36-channel I broadcast station is read, and the optical communication control unit 22 modulates the read remote control signal with a predetermined value such as modulation. Then, a channel switching signal transmission process for transmitting the remote control signal via the optical communication unit 21 is performed by the communication control of the optical communication control unit 22 (step S37).

  In addition, after the remote control signal is transmitted, the remote control transmission display shown on the screen 116 is displayed on the first display unit 12 (step S38). After a predetermined time has elapsed from the start of the remote control signal transmission (step S39), the channel selection process is resumed (step S9) ), The screen 111 is displayed on the first display unit 12.

  Then, the remote control signal transmitted from the optical communication unit 21 in step S37 is received by the optical communication unit 42 of the liquid crystal television 56 shown in FIG. 3, and the received remote control signal is demodulated by the optical communication control unit 43 by a predetermined demodulation or the like. After the signal processing is performed, the signal is transmitted to the main control unit 46. The main control unit 46 receives the remote control signal and gives an instruction to the tuner 32 to tune the reception frequency to the reception frequency of the 36 channel I broadcast station. The tuner 32 receives the television broadcast of the I broadcast station. In this manner, the channel of the liquid crystal television 56 can be switched by the mobile phone 50.

  Next, with respect to the mobile phone 50 for which the above-described TV broadcast viewing start operation has been completed, a remote control signal transmission operation at an arbitrary timing based on the user's operation, a battery (battery: not shown) as a driving power source of the mobile phone 50 The remote control signal transmission operation based on the remaining capacity drop and the remote control signal transmission operation based on the incoming call will be described with reference to the flowcharts shown in FIGS. 12 to 14 and the explanatory diagrams shown in FIGS.

  First, when a television broadcast is being viewed on the mobile phone 50, the television of the selected broadcast station is displayed on the first display unit 12 as in the screen (standby screen) 121 shown in FIG. A video based on the broadcast, in this example, a video based on the terrestrial digital television broadcast of the 1ch A broadcast station is displayed (step S50). At this time, each function key of the second operation unit 20 is set as a source key for changing the source, a channel selection key for changing the TV broadcast to be viewed, and a remote control key for shifting to the remote control mode. It is shown in the lower part of the screen 121 that it is set as follows.

  The main control unit 24 determines whether or not these source key, channel selection key, and remote control key are pressed during video display based on the television broadcast, and the remaining capacity of the battery (not shown) or battery (not shown). Is monitored, whether or not there is an incoming call, and when the channel selection key is pressed (step S51), the channel selection processing state (step S9 shown in FIG. 8). When the source key is pressed (step S52), the process returns to the source selection processing state (step S13 shown in FIG. 9).

  If the remote control key is pressed during video display (step S53), a remote control transmission confirmation display is performed (step S60), and it is confirmed whether or not a remote control signal is transmitted (step S61). For example, when the remote control key is pressed from the video display state of the screen 121 shown in FIG. 15 (step S53), the remote control transmission confirmation display shown in the screen 122 is displayed (step S60), and whether or not to transmit the remote control signal is determined. Confirmation (step S61).

  At this time, each function key of the second operation unit 20 is set as a “Yes” key for selecting transmission of a remote control signal, and a “No” key for selecting not transmission, and “No”. When the key is pressed, the screen returns to the video display state in step S50 and the screen 121 is displayed on the first display unit 12. On the other hand, if the “Yes” key is pressed, a power-on confirmation display shown on the screen 123 is displayed (step S62), and it is confirmed whether or not the power-on signal stored in the second memory 17 is transmitted (step S62). Step S63).

  At this time, each function key of the second operation unit 20 is set as a “Yes” key for selecting transmission of the power-on signal and a “No” key for selecting not transmission, and “Yes” When the “key” is pressed, the main control unit 24 reads the power-on signal for turning on the power of the liquid crystal television 56 from the remote control data stored in the second memory 17, and outputs the power-on signal to the read power-on signal. After performing predetermined signal processing such as modulation by the communication control unit 22, power-on signal transmission processing for transmitting this power-on signal via the optical communication unit 21 by communication control of the optical communication control unit 22 is performed (step S 64). ).

  The power-on signal transmitted from the optical communication unit 21 in step S64 is received by the optical communication unit 42 of the liquid crystal television 56, and the received power-on signal is subjected to predetermined signal processing such as demodulation by the optical communication control unit 43. Is transmitted to the main control unit 46. The main control unit 46 receives the power-on signal and turns on the power of the liquid crystal television 56. In this way, the power of the liquid crystal television 56 can be turned on by the mobile phone 50.

  Further, after transmission of the power-on signal or when the “NO” key is pressed in step S 63, the main control unit 24 of the mobile phone 50 displays liquid crystal data from the remote control data stored in the second memory 17. A remote control signal for switching the broadcast station to be watched on the television 56 to the selected broadcast station, in this example, the remote control signal of the 1ch A broadcast station is read, and the optical communication control unit 22 modulates the read remote control signal with a predetermined value such as modulation. After performing the above signal processing, channel switching signal transmission processing for transmitting this remote control signal via the optical communication unit 21 is performed by communication control of the optical communication control unit 22 (step S65).

  In addition, after the remote control signal is transmitted, the remote control transmission display shown on the screen 126 is displayed on the first display unit 12 of the mobile phone 50 (step S66), and after a predetermined time has elapsed from the start of the remote control signal transmission (step S67), the screen 125 is displayed. Is displayed for confirming the end of the video display (step S68), and it is confirmed whether the video display is to be terminated (step S69). At this time, each function key of the second operation unit 20 is set as a “Yes” key for selecting to end the video display, and a “No” key for selecting not to end, and a “Yes” key. When is pressed, the mobile phone 50 returns to the standby state for operation or incoming call (step S1 shown in FIG. 8), and displays the screen 124 on the first display unit 12. On the other hand, when the “NO” key is pressed, the cellular phone 50 returns to the video display state (step S50) and displays the screen 121 on the first display unit 12.

  The remote control signal transmitted from the optical communication unit 21 in step S65 is received by the optical communication unit 42 of the liquid crystal television 56, and the received remote control signal is subjected to predetermined signal processing such as demodulation by the optical communication control unit 43. Thereafter, it is transmitted to the main control unit 46. The main control unit 46 receives this remote control signal and gives an instruction to the tuner 32 to tune the reception frequency to the reception frequency of the 1ch A broadcast station. The tuner 32 receives the television broadcast of the A broadcast station. In this way, it is possible to easily view a television broadcast being viewed on the mobile phone 50 on the liquid crystal television 56 by a simple operation of the mobile phone 50.

  Next, during video display based on television broadcasting, for example, when the main control unit 24 detects from the state of the screen 131 shown in FIG. 16 that the remaining battery capacity is less than a predetermined amount (step S54), As shown in the screen 132, the remote control transmission confirmation display for confirming the transmission of the remote control signal is performed (step S70), informing that the video display is ended (stopped) because the remaining battery capacity is low. Is checked (step S71).

  At this time, each function key of the second operation unit 20 is set as a “Yes” key for selecting transmission of a remote control signal, and a “No” key for selecting not transmission, and “No”. When the key is pressed, the screen returns to the standby state in step S1 shown in FIG. 8 and the screen 134 is displayed on the first display unit 12. On the other hand, when the “Yes” key is pressed, a power-on confirmation display shown on the screen 133 is displayed (step S72), and it is confirmed whether or not the power-on signal stored in the second memory 17 is transmitted (step S72). Step S73).

  At this time, each function key of the second operation unit 20 is set as a “Yes” key for selecting transmission of the power-on signal and a “No” key for selecting not transmission, and “Yes” When the “key” is pressed, the main control unit 24 reads the power-on signal for turning on the power of the liquid crystal television 56 from the remote control data stored in the second memory 17, and outputs the power-on signal to the read power-on signal. After performing predetermined signal processing such as modulation by the communication control unit 22, power-on signal transmission processing is performed to transmit this power-on signal via the optical communication unit 21 by communication control of the optical communication control unit 22 (step S 74). ).

  Then, the power-on signal transmitted from the optical communication unit 21 in step S74 is received by the optical communication unit 42 of the liquid crystal television 56, and the received power-on signal is subjected to predetermined signal processing such as demodulation by the optical communication control unit 43. Is transmitted to the main control unit 46. The main control unit 46 receives the power-on signal and turns on the power of the liquid crystal television 56. In this way, the power of the liquid crystal television 56 can be turned on by the mobile phone 50.

  Further, after the transmission of the power-on signal or when the “NO” key is pressed in step S73, the main control unit 24 of the mobile phone 50 displays liquid crystal data from the remote control data stored in the second memory 17. A remote control signal for switching the broadcast station to be watched on the television 56 to the selected broadcast station, in this example, the remote control signal of the 1ch A broadcast station is read, and the optical communication control unit 22 modulates the read remote control signal with a predetermined value such as modulation. Then, a channel switching signal transmission process for transmitting the remote control signal via the optical communication unit 21 is performed by the communication control of the optical communication control unit 22 (step S75).

  In addition, after the remote control signal is transmitted, the remote control transmission display shown on the screen 135 is displayed on the first display unit 12 of the mobile phone 50 (step S76), and after a predetermined time has elapsed from the start of the remote control signal transmission (step S77), Returning to the state (step S1 shown in FIG. 8), the screen 134 is displayed on the first display unit 12.

  The remote control signal transmitted from the optical communication unit 21 in step S75 is received by the optical communication unit 42 of the liquid crystal television 56, and the received remote control signal is subjected to predetermined signal processing such as demodulation by the optical communication control unit 43. Thereafter, it is transmitted to the main control unit 46. The main control unit 46 receives this remote control signal and gives an instruction to the tuner 32 to tune the reception frequency to the reception frequency of the 1ch A broadcast station. The tuner 32 receives the television broadcast of the A broadcast station.

  In this way, when the remaining battery capacity of the mobile phone 50 during TV broadcast viewing is reduced, the video display is forcibly terminated to suppress power consumption of the mobile phone 50 and the mobile phone 50 can be viewed. The user can continue to watch the television broadcast without interrupting the television broadcast because the user can easily watch the television broadcast on the liquid crystal television 56 by a simple operation of the cellular phone 50 before the video display on the cellular phone 50 is terminated. Can watch.

  Further, when watching an Internet television broadcast through a communication line, for example, as shown in a screen 136, by setting the source to “provide base station”, the base station 52, the communication line 55a, When the Internet 53 is accessed via the gateway 54a and the TV broadcast of the L broadcasting station distributed to the Internet 53 is being watched, the main control unit 24 has a remaining battery capacity less than a predetermined amount. In this case, as shown in the screen 137 without transmitting a remote control signal, after notifying that the video display is ended because the remaining battery capacity is low, the “OK” key is set. When one of the function keys of the second operation unit 20 is pressed or a predetermined time has elapsed, the screen returns to the standby state and the screen 134 is displayed on the first display unit 12. To.

  Next, during video display based on television broadcasting, for example, when the main control unit 24 detects an incoming call from the state of the screen 141 shown in FIG. 17 (step S55), the telephone stored in the second memory 17 is first stored. A telephone directory search is performed to search for a caller from the book data (step S80). Next, as shown in a screen 142, the information of the searched caller and the fact that an incoming call has been received are notified and a call is made. An incoming call display for confirming whether or not to respond is displayed (step S81), and it is confirmed whether or not a call is answered (step S82).

  At this time, each function key of the second operation unit 20 is set as a “Yes” key for selecting to answer a call and a “No” key for selecting not to answer, and the “No” key is pressed. If so, an incoming call rejection process is performed (step S83), after which the screen returns to the video display state of step S50 and the screen 141 is displayed on the first display unit 12. On the other hand, when the “Yes” key is pressed, the remote control transmission confirmation display shown on the screen 143 is performed (step S84), and it is confirmed whether or not a remote control signal is transmitted (step S85).

  At this time, each function key of the second operation unit 20 is set as a “Yes” key for selecting transmission of a remote control signal, and a “No” key for selecting not transmission, and “No”. When the key is pressed, the incoming call is accepted and the call is started (step S86), and the screen 144 is displayed on the first display unit 12. On the other hand, when the “Yes” key is pressed, the power-on confirmation display shown on the screen 145 is displayed (step S87), and it is confirmed whether or not the power-on signal stored in the second memory 17 is transmitted (step S87). Step S88). Even if there is no response to the confirmation of the call response by the “Yes” key or the “No” key, the user's call start operation such as pressing the off-hook button or opening the mobile phone 50 to the open state. If it is detected that the call has been made, the incoming call is accepted and the call is started (step S86), and the screen 144 is displayed on the first display unit 12.

  Further, in the transmission confirmation state of the power-on signal in step S88, each function key of the second operation unit 20 is a “Yes” key for selecting transmission of the power-on signal, and for selecting not to perform. When the “Yes” key is pressed, the main control unit 24 turns on the power for turning on the liquid crystal television 56 from the remote control data stored in the second memory 17. The signal is read out, and the read power-on signal is subjected to predetermined signal processing such as modulation by the optical communication control unit 22, and then the power-on signal is transmitted via the optical communication unit 21 by communication control of the optical communication control unit 22. A power-on signal transmission process is performed (step S89).

  Then, the power-on signal transmitted from the optical communication unit 21 in step S89 is received by the optical communication unit 42 of the liquid crystal television 56, and the received power-on signal is subjected to predetermined signal processing such as demodulation by the optical communication control unit 43. Is transmitted to the main control unit 46. The main control unit 46 receives the power-on signal and turns on the power of the liquid crystal television 56. In this way, the power of the liquid crystal television 56 can be turned on by the mobile phone 50.

  Further, after transmission of the power-on signal or when the “NO” key is pressed in step S88, the main control unit 24 of the mobile phone 50 displays liquid crystal data from the remote control data stored in the second memory 17. A remote control signal for switching the broadcast station to be viewed on the television 56 to the selected broadcast station, in this example, the remote control signal of the 12ch H broadcast station is read, and the optical communication control unit 22 modulates the read remote control signal with a predetermined value such as modulation. Then, a channel switching signal transmission process for transmitting the remote control signal via the optical communication unit 21 is performed by the communication control of the optical communication control unit 22 (step S90).

  Further, after the remote control signal is transmitted, the remote control transmission display shown on the screen 148 is displayed on the first display unit 12 of the mobile phone 50 (step S91), and after a predetermined time has elapsed from the start of the remote control signal transmission (step S92), the screen 147 is displayed. Is displayed for confirming the end of video display (step S93), and it is confirmed whether or not the video display is to be terminated (step S94). At this time, each function key of the second operation unit 20 is set as a “Yes” key for selecting to end the video display, and a “No” key for selecting not to end, and a “Yes” key. When is pressed, the incoming call is accepted and a call is started (step S86). At this time, the display on the first display unit 12 is as shown in a screen 144. On the other hand, if the “NO” key is pressed, the incoming call is accepted to start a call and the video display state is set (step S95). At this time, the display on the first display unit 12 is as shown in a screen 146.

  Further, the remote control signal transmitted from the optical communication unit 21 in step S90 is received by the optical communication unit 42 of the liquid crystal television 56, and the received remote control signal is subjected to predetermined signal processing such as demodulation by the optical communication control unit 43. Is transmitted to the main controller 46. The main control unit 46 receives the remote control signal and gives an instruction to the tuner 32 to tune the reception frequency to the reception frequency of the 12ch H broadcast station. The tuner 32 receives the television broadcast of the H broadcast station. In this way, even when an incoming call is received during viewing of a TV broadcast by the mobile phone 50, the TV broadcast being viewed on the mobile phone 50 can be easily viewed on the liquid crystal television 56 by a simple operation of the mobile phone 50. Therefore, the user can continuously watch the television broadcast without interrupting it while accepting an incoming call and making a call.

  In the above-described operation control, when there is an incoming call, a message indicating that the incoming call has been received is displayed, and then a remote control signal is transmitted by a user operation. However, the present invention is not limited to this. When there is an incoming call, a message indicating that a remote control signal is to be transmitted may be displayed, and then the remote control signal may be automatically transmitted. It is also possible to eliminate the operation by the user when the remaining battery capacity is low or when a call is received. Further, the setting and the position information of the own station may be stored in association with each other, and the setting status may be automatically changed according to the position of the own station. Can be increased.

  In the above-described embodiment, the mobile phone including the television broadcast receiving unit that receives the television broadcast and the communication unit that transmits and receives signals to and from the base station has been described. However, the portable television that does not include the communication unit is described. Even if it is a portable terminal device provided with only a television broadcast receiving unit, such as a receiver, or a portable terminal device provided with only a communication unit without a television broadcast receiving unit, the present invention Is applicable.

  In addition, this invention is not limited to the above-mentioned embodiment, In the range which does not deviate from the meaning of this invention, it is also possible to change suitably the structure of each part, etc. and to implement.

  As described above, according to the present invention, a television broadcast receiving means for receiving a television broadcast, a communication means for transmitting / receiving a communication signal to / from a radio base station, a television broadcast received by the television broadcast receiving means and / or In a portable terminal device comprising display means for displaying video based on television broadcast included in a communication signal received by the communication means, remote control data for remotely operating a television broadcast receiver, the television broadcast reception means, and / or Or storage means for storing channel data including broadcast station information of a television broadcast that can be received by the communication means, and tuning to a broadcast station corresponding to the video being displayed by the display means to the television broadcast receiver. Control means for generating an operation signal to instruct based on the remote control data and channel data, and transmitting the operation signal By transmitting an operation signal for remotely switching the channel selection of the television broadcast receiver from the portable terminal device to the broadcasting station corresponding to the image being displayed on the portable terminal device. A video based on the television broadcast received by the television broadcast receiving means or the communication means being viewed on the terminal device can be displayed on a stationary type television broadcast receiver without requiring a complicated operation.

It is explanatory drawing which shows the outline | summary of the television broadcast receiving system using the mobile telephone of embodiment of this invention. It is a functional block diagram which shows the structure of the mobile telephone of FIG. FIG. 2 is a functional block diagram illustrating a configuration of a television broadcast receiver that is remotely controlled by the mobile phone of FIG. 1. It is an external view which shows an example of an external appearance structure of the mobile telephone of FIG. It is an external view which shows the other example of an external appearance structure of the mobile telephone of FIG. FIG. 7 is an external view showing still another example of the external configuration of the mobile phone in FIG. 1. It is explanatory drawing which shows the data structure of the channel data and remote control data in the mobile telephone of FIG. 3 is a flowchart showing operation control at the start of viewing of a television broadcast in the mobile phone of FIG. It is a flowchart which shows the continuation of FIG. It is explanatory drawing which shows the screen transition at the time of the television broadcast viewing start in the mobile telephone of FIG. It is explanatory drawing which shows the other screen transition at the time of the television broadcast viewing start in the mobile telephone of FIG. 3 is a flowchart showing operation control when viewing the television broadcast in the mobile phone of FIG. 1. 13 is a flowchart showing a continuation of FIG. 13 is a flowchart showing a further continuation of FIG. It is explanatory drawing which shows the screen transition at the time of television broadcast viewing-and-listening in the mobile telephone of FIG. It is explanatory drawing which shows the other screen transition at the time of television broadcast viewing-and-listening in the mobile telephone of FIG. It is explanatory drawing which shows the other screen transition at the time of television broadcast viewing / listening in the mobile telephone of FIG.

Explanation of symbols

1 antenna 2 duplexer 3 radio unit (communication means)
4 Communication control unit 5 Tuner (TV broadcast receiving means)
6 Signal processing unit 7 Imaging unit 8 Light emitting unit 9 Image processing unit 10 First memory 11 First display driver 12 First display unit (display means)
13 First backlight 14 Second display driver 15 Second display unit 16 Second backlight 17 Second memory (storage means)
18 External memory connection unit 19 First operation unit 20 Second operation unit 21 Optical communication unit (transmission means)
22 Optical Communication Control Unit 23 Open / Close Detection Unit 24 Main Control Unit (Control Unit)
50 Mobile phone (mobile terminal device)
56 LCD TV (TV broadcast receiver)

Claims (16)

In a mobile terminal device comprising a television broadcast receiving means for receiving a television broadcast and a display means for displaying an image based on the television broadcast received by the television broadcast receiving means,
Storage means for storing remote control data for remotely operating a television broadcast receiver and channel data including broadcast station information of a television broadcast that can be received by the television broadcast receiving means;
Control means for generating, based on the remote control data and channel data, an operation signal for instructing the television broadcast receiver to select a broadcast station corresponding to the video being displayed by the display means;
Transmitting means for transmitting the operation signal;
A portable terminal device characterized by comprising: In a mobile terminal device comprising: communication means for transmitting / receiving a communication signal to / from a radio base station; and display means for displaying an image based on a television broadcast included in the communication signal received by the communication means.
Storage means for storing remote control data for remotely operating a television broadcast receiver and channel data including broadcast station information of a television broadcast that can be received by the communication means;
Control means for generating, based on the remote control data and channel data, an operation signal for instructing the television broadcast receiver to select a broadcast station corresponding to the video being displayed by the display means;
Transmitting means for transmitting the operation signal;
A portable terminal device characterized by comprising: Included in a television broadcast receiving means for receiving a television broadcast, a communication means for transmitting / receiving a communication signal to / from a radio base station, a television broadcast received by the television broadcast receiving means and / or a communication signal received by the communication means A mobile terminal device comprising display means for displaying video based on television broadcast
Storage means for storing remote control data for remotely operating a television broadcast receiver and channel data including broadcast station information of television broadcast receivable by the television broadcast receiving means and / or the communication means;
Control means for generating, based on the remote control data and channel data, an operation signal for instructing the television broadcast receiver to select a broadcast station corresponding to the video being displayed by the display means;
Transmitting means for transmitting the operation signal;
A portable terminal device characterized by comprising:   The said control means is the time of displaying the said image | video by the said display means, Comprising: The operation signal is produced | generated when an operation part is operated. The mobile terminal device according to 1.   The control means generates the operation signal when the video is displayed by the display means and when a remaining capacity of a battery as a driving power source of the portable terminal device becomes less than a predetermined amount. The mobile terminal device according to claim 1, wherein the mobile terminal device is a mobile terminal device.   3. The control device according to claim 2, wherein the control unit generates the operation signal when the video is displayed by the display unit and a call is received through the communication unit. Item 4. The mobile terminal device according to Item 3.   The control means generates the operation signal when the video is displayed by the display means and when there is a response to an incoming call via the communication means. The portable terminal device according to claim 2 or claim 3.   4. The portable terminal device according to claim 1, wherein the operation signal includes a power-on signal for turning on the power of the television broadcast receiver.   The operation signal includes a signal for instructing the television broadcast receiver to select a broadcasting station selected by operating the operation unit. The mobile terminal device according to 1.   The portable terminal device according to any one of claims 1 to 3, wherein a user is asked whether or not to generate the operation signal before generating the operation signal.   The mobile terminal device according to any one of claims 1 to 3, wherein when transmitting the operation signal, the user is notified that the operation signal is being transmitted.   The portable terminal device according to any one of claims 1 to 3, wherein display of the video by the display means is stopped after transmitting the operation signal.   13. The portable terminal device according to claim 12, wherein before the display of the video is stopped, the user is confirmed whether or not the display of the video is stopped.   13. The mobile terminal device according to claim 12, wherein when the display of the video is stopped, the user is notified that the display of the video is stopped.   The said control means instruct | indicates the said television broadcast receiving means to receive the television broadcast of the broadcasting station corresponding to the number input by operation of the number key of an operation part, The Claim 1 or Claim 3 characterized by the above-mentioned. The mobile terminal device according to 1.   The said control means instruct | indicates the said communication means to receive the communication signal containing the television broadcast of the broadcasting station corresponding to the number input by operation of the number key of an operation part, The said communication means is characterized by the above-mentioned. The mobile terminal device according to claim 3.

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