JP2009165000A - Broadcast receiver and program listing information creating method - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a broadcast receiver capable of reducing man-hour for updating by creating a program guide easy to comprehend by automatically acquiring program information from digital broadcast waves. <P>SOLUTION: As one example of the broadcast receiver, a mobile telephone device 100 includes: a TV tuner unit 19 for tuning to a plurality of broadcast stations; and a control unit 17 for creating information about a program listing for the plurality of broadcast stations by obtaining program information for 1seg broadcast (L-EIT information) of each broadcast station tuned by the TV tuner unit 19. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a broadcast receiving apparatus and a program list information creation method, and in particular, can automatically obtain program information for one-segment broadcasting from digital broadcast waves to create an easy-to-understand program guide, thereby reducing the trouble of updating. The present invention relates to a broadcast receiving apparatus and a program list information creating method.

  A television broadcast station multiplexes and transmits image information composed of characters and graphics in a television signal. The television signal broadcasts various information programs, among which program information related to the program of the own station is provided. For this reason, there is known a character broadcast receiving apparatus that periodically acquires digital broadcast program information and creates a program guide. (For example, refer to Patent Document 1).

  In this teletext receiving device, program information data is extracted from a digital signal, the extracted program information data is temporarily stored in a buffer memory, and if the buffer memory contains information about a TV program, this information is used as program information. Transfer to memory and store.

  The program information includes information including a program identification ID, a program start date and time, an end date and time, and a channel. The program information of a plurality of channels is supplied to the program guide presentation unit, and a program guide is created. Information indicating the program guide is transferred to the image memory and displayed on the display unit.

  Information displayed in the program guide includes a broadcast station, a broadcast time, a program title, a genre (drama, movie, sports, variety, etc.), and simple program contents.

JP 2000-069436 A

  As described above, in a broadcast receiving apparatus installed in a home, an electronic program guide (EPG) can be used, but a one-segment partial reception service (hereinafter referred to as one-segment broadcasting service) for mobile phones and mobile terminals. The number of pieces of program information broadcasted by the broadcasting station varies depending on the broadcasting station.

  In addition, in the case of a mobile terminal, it often moves to an area where a different program is broadcast, so there is a case where the program table already created does not correspond to the program of the destination broadcast station, and the channel ID (identification) In some cases, it cannot be received because the information is different. Furthermore, since a normal program guide acquires data via a communication network, a communication fee is required.

  The present invention has been made in view of the above-described conventional circumstances, and can easily acquire program information from digital broadcast waves to create an easy-to-understand program guide, which can reduce the trouble of updating. An object of the present invention is to provide a broadcast receiving apparatus and a program list information creating method.

  In order to achieve the above object, a first broadcast receiving apparatus of the present invention includes a tuner unit for selecting a plurality of broadcast stations, and a program for one-segment broadcasting of each broadcast station selected by the tuner unit. And a control unit that acquires information and creates program list information of the plurality of broadcasting stations.

  According to the above configuration, since a list of programs is created by selecting a plurality of television broadcast stations in sequence, it is possible to create an easy-to-understand program guide while reducing the updating effort.

  In the second broadcast receiving apparatus of the present invention, the tuner unit selects all the stations of the plurality of broadcast stations when the tuner unit is activated, and the control unit is selected by the tuner unit. The program information for the one-segment broadcasting of the broadcasting station is acquired, and the program list information is created.

  According to the above configuration, for example, when a TV tuner unit is activated, all the stations of a plurality of television broadcasting stations are selected to acquire program information and a program list is created. Can be created.

  The third broadcast receiving apparatus of the present invention has a storage unit for storing the program information for the one-segment broadcasting including the identification information of the broadcast station, and the tuner unit is selected by the tuner unit. When the broadcast station identification information and the broadcast station identification information stored in the storage unit are different, all the stations of the plurality of broadcast stations are selected, and the control unit is a broadcast station selected by the tuner unit. The one-seg broadcast program information is acquired and the program list information is created.

  According to the above configuration, for example, when the channel IDs of the television broadcast stations are different, all the stations of the plurality of television broadcast stations are selected, the program information is acquired, and the program list is created. Even when moving to, it is possible to create an easy-to-understand program guide by reducing the updating effort.

  The fourth broadcast receiving apparatus of the present invention further includes a storage unit that stores the program information for the one-segment broadcasting including the identification information of the broadcast station, and the tuner unit includes the program list of a predetermined broadcast station. When the update time for updating the information is reached, the predetermined broadcast station is selected, and the control unit acquires the program information for the one-segment broadcasting of the broadcast station selected by the tuner unit. The program list information is updated.

  According to the above configuration, for example, when a predetermined update event occurs, it is possible to supplement already created program list information for each broadcasting station, and program information prepared for each broadcasting station is required. It is possible to obtain it at a convenient timing.

  Moreover, the 5th broadcast receiving apparatus of this invention has the structure which has an operation part which sets the said update time.

  According to the said structure, since the update time of a program list is set by a user's intention, the newest program list can be acquired according to a user's lifestyle.

In the sixth broadcast receiving apparatus of the present invention, the control unit sets the update time based on the one-seg broadcast program information stored in the storage unit.

  According to the above configuration, the update time of the program list is set based on the already acquired program information, so that an easy-to-understand program table can be created while reducing the updating effort.

  Further, in the seventh broadcast receiving apparatus of the present invention, the control unit updates the update based on a start time or an end time of a predetermined program included in the one-seg broadcast program information stored in the storage unit. The time is set.

  According to the above configuration, since the update time of the program list is set based on the start time or end time of the predetermined program among the already acquired program information, the program list information by the minimum necessary broadcast station scan Thus, it is possible to reduce the scanning time and achieve power saving.

  The first program list information creating method of the present invention is a broadcast receiving apparatus for selecting a plurality of broadcast stations, and for one-segment broadcasting of each broadcast station selected in the channel selection step. An acquisition step of acquiring program information, and a step of creating program list information of broadcast stations of the plurality of broadcast stations based on the program information for the one-segment broadcasting acquired in the acquisition step. .

  According to the above method, since a plurality of television broadcast stations are sequentially selected to create a program list, it is possible to create an easy-to-understand program guide while reducing the updating effort.

  As described above, according to the present invention, since a list of programs is created by selecting a plurality of television broadcasting stations in sequence, it is possible to create an easy-to-understand program guide while reducing the effort of updating.

  Further, when the channel IDs of the television broadcast stations are different, all the stations of the plurality of television broadcast stations are selected and the program information is acquired and the program list is created. Therefore, even when the broadcast program moves to a different area Therefore, it is possible to create an easy-to-understand program guide by reducing the trouble of updating.

  Furthermore, since the update time of the program list is set based on the start time or end time of a predetermined program among already acquired program information, the scan time can be shortened to achieve power saving.

  Hereinafter, a broadcast receiving apparatus and a program list information creation method according to an embodiment of the present invention will be described with reference to the drawings.

  A broadcast receiving apparatus according to an embodiment of the present invention acquires program information from a digital broadcast wave and creates a free program guide after a predetermined time or after watching a TV (during viewing, A program guide is created by acquiring program information (L-EIT: Event Information Table information) for one-segment broadcasting in a station only).

  In addition, since the number of the program information varies depending on the broadcasting station, the program information is acquired for each broadcasting station before the designated time before the last program time of each broadcasting station information, and the program information is individually updated. In addition to eliminating variations in the list and scanning only the broadcasting stations whose program information has been updated, the overall scanning time is shortened and the power saving of the broadcast receiving apparatus is achieved.

  As such a broadcast receiving device, a mobile phone device, a personal digital assistant (PDA), and other small wireless communication devices can be considered. Here, a mobile phone device will be described as an example.

  FIG. 1 is a block diagram showing an example of basic components of a mobile phone device according to an embodiment of the present invention. 1 includes an antenna 11, a radio unit 12, a storage unit 13, a sound unit 14, a position information acquisition unit 15, an operation unit 16, a control unit 17, a power supply unit 18, a TV tuner unit 19, and an antenna 20. , A display unit 21, a light unit 22, and a vibration unit 23.

  The control unit 17 is a central processing unit that controls the overall operation of the mobile phone device 100 in accordance with various programs in the storage unit 13. For example, program information for one-segment broadcasting of each broadcasting station selected by the TV tuner unit 19 is acquired, and program list information of these broadcasting stations is created.

  The storage unit 13 is a non-volatile memory (internal memory), and is configured by, for example, a flash memory, and has a program area and a data area. The program area includes procedures shown in FIGS. Accordingly, a program for realizing the operation of the mobile phone device 100 is stored. Further, in this data area, it is possible to store program information for one seg, information on a program list, and the like. The storage unit 13 is an internal memory having a work area configured by, for example, a DRAM (Direct Random Access Memory), an SDRAM (Synchronous DRAM), or the like. The storage unit 13 can be connected to a recording medium that is a removable portable memory that supplies photographed image data, various data, and a program to the outside. The recording medium is, for example, a smart medium or an IC card. It is possible to configure.

  The radio unit 12 takes in a signal from the receiving side of the transmission / reception duplexer connected to the antenna 11 and demodulates it into a reception baseband signal, and then outputs audio data from the sound unit 14. In addition, the radio unit 12 encodes audio data input from the audio microphone included in the sound unit 14 into a transmission baseband signal, and then provides the transmission baseband signal to the transmission side of the transmission / reception duplexer for transmission from the antenna 11.

  On the other hand, the display data received via the wireless unit 12 by the e-mail function and the Internet connection is given to the display unit 21 such as an LCD (liquid crystal display) and displayed. The display unit 21 displays character information, TV images, various messages, and the like with high quality. In addition to the display unit 21, for example, a sub display unit is provided on the back surface of the mobile phone device 100 main body. Current date and time, simple messages, icons, etc. are displayed.

  The TV tuner unit 19 includes a TV antenna 20 and receives a one-segment broadcast included in a terrestrial digital television broadcast for a portable receiver such as a mobile phone. The program table (L-EIT information) and the like can be received. The TV tuner unit 19 includes, for example, a dedicated CPU, a reception unit connected to the TV antenna, an amplification / separation unit that separates and separates the received one-segment broadcasting into a video signal and an audio signal, a decoding unit that decompresses compressed data, and the like. The TV video signal output from the TV tuner unit 19 is displayed and output on the display unit 21, and the TV audio signal is output from a built-in speaker or earphone included in the sound unit 14. The TV tuner unit 19 has a function as a tuner unit for selecting a plurality of broadcasting stations.

  The operation unit 16 includes various push button keys, for example, for performing dial input, character input, command input, etc. In addition to the TV ON / OFF key and channel switching key for TV functions, recording of one-segment broadcasting A recording start key for instructing (including recording), a reproduction key for instructing reproduction of the recorded contents, and the like. The operation unit 16 can also set an update time for updating the information of the one-segment broadcasting program list.

  Note that each key for the television function may be a touch key arranged on the screen of the display unit 21. The control unit 17 executes processing according to the key input signal from the operation unit 16.

  The control unit 17 is connected to a light unit 22 including an LED (light emitting diode) and a vibration unit 23 having a vibration motor. To inform.

  The position information acquisition unit 15 includes a position acquisition antenna, and acquires the current position information of the own apparatus through the position acquisition antenna. As a method for acquiring the current position information of the mobile phone device 100, there is a GPS (Global Positioning System) or the like. The position information acquisition unit 15 can be omitted.

  The power supply unit 18 supplies power to each unit of the mobile phone device 100 through the control unit 17.

  Next, an example of the operation of the mobile phone device 100 will be described with reference to the flowcharts shown in FIGS. Here, each function described in these flowcharts is stored in the form of a readable program code, and operations according to the program code are sequentially executed. In addition, the operation according to the above-described program code transmitted via the transmission medium can be sequentially executed. That is, in addition to the recording medium, the following operations can also be executed using a program / data supplied externally via a transmission medium.

  FIG. 2 shows program information by scanning a broadcast wave at a predetermined time every day such as a midnight time zone when the mobile phone device 100 is not used, or when the TV tuner unit 19 is started to start watching TV broadcasts. 5 is a flowchart showing an example of the operation of the mobile phone device 100 in the case of acquiring the program and creating the program guide.

  First, when the control unit 17 determines that various events have occurred (for example, as described above, the TV tuner unit 19 is activated at a certain time every day, etc.), an unselected broadcast station is selected. It is determined whether or not there is (step S11). When there is an unselected broadcast station (Yes), the TV tuner unit 19 selects an unselected broadcast station (step S12). If there is no unselected broadcast station, the processing in FIG. 2 is terminated.

  Subsequently, the control unit 17 acquires program information included in the broadcast wave of the broadcast station, and stores it in the storage unit 13 in association with the channel ID (step S13). And the control part 17 produces a program schedule with the program information of all the broadcasting stations stored in the memory | storage part 13 (step S14). Further, the control unit 17 stores the last program time of each broadcasting station in the storage unit 13 in association with the channel ID (step S15). Then, it returns to the process of step S11.

  According to the mobile phone device that performs the processing of FIG. 2, it is possible to automatically acquire program information from digital broadcast waves to create an easy-to-understand program guide, and to reduce the trouble of updating.

  FIG. 3 shows, for example, when each broadcast station is approaching the end of the program time of each broadcast station (the time set by the user from the last program information start time of each broadcast station or a predetermined fixed time). It is a flowchart which shows an example of operation | movement of the mobile telephone apparatus 100 in the case of individually scanning and adding to program information. Note that the mobile phone device 100 can perform the process of FIG. 3 after performing the process of FIG. 2 or FIG. 4 described later in advance.

  First, when the control unit 17 determines that a fixed time set by the user or a predetermined time before the last program information start time of each broadcasting station is reached (event occurrence), the TV tuner unit 19 Only the station is selected (step S21), and the control unit 17 acquires the program information included in the broadcast wave of the broadcast station and stores it in the storage unit 13 in association with the channel ID (step S22).

  Subsequently, the control unit 17 creates a program table based on the program information of all broadcast stations stored in the storage unit 13 (step S23), and associates the last program time of each broadcast station with the channel ID. And stored in the storage unit 13 (step S24).

  As another example of the event occurrence of FIG. 3, when program information is already stored in the storage unit 13, the control unit 17 sets an update time based on the program information, and at that time It is also possible to generate an event. When program information is already stored in the storage unit 13, the control unit 17 sets an update time based on the start time or end time of a predetermined program included in the program information, and the time It is also possible to generate an event.

  Further, when the user sets the time, for example, the operation unit 16 can input time information in accordance with a user instruction.

  According to the mobile phone device that performs the processing of FIG. 3, even if the number of program information varies depending on the broadcasting station and the program table varies, the latest program for each broadcasting station. Information can be acquired and reflected in the program guide.

  Here, a specific example of updating the program guide by the processing of FIG. 3 is shown in FIG. FIG. 5 is a diagram showing a specific example of updating the program guide of the mobile phone device 100. FIG. 3A shows a state before time 8:00 and before the program information of the broadcasting station A is updated. FIG. 3B shows a state after the time 8:00, and shows a state before the program information of the broadcasting station A is updated. As described above, the program table can be updated by the occurrence of various events described above.

  FIG. 4 is a flowchart showing an example of the operation of the mobile phone device 100 when the mobile phone device 100 moves to a different area of the broadcast program.

  First, the control unit 17 acquires the channel ID (identification information) of the television broadcast station selected by the television tuner unit 19, and the channel ID of the selected television broadcast station is stored in the storage unit 13. It is determined whether it is included in the channel ID (step S31). When the channel ID is not included in the storage unit 13 (Yes), the control unit 17 determines whether there is an unselected broadcast station (step S32). When there is an unselected broadcast station (Yes), the TV tuner unit 19 selects an unselected broadcast station at that time (step S33) (step S33). If there is no unselected broadcast station, the processing in FIG. 4 is terminated.

  Subsequently, the control unit 17 acquires program information included in the broadcast wave of the broadcast station, and stores it in the storage unit 13 in association with the channel ID (step S34). And the control part 17 produces a program schedule with the program information of all the broadcasting stations stored in the memory | storage part 13 (step S35). Further, the control unit 17 stores the last program time of each broadcasting station in the storage unit 13 in association with the channel ID (step S36). Then, it returns to the process of step S32.

  According to the mobile phone device that performs the processing of FIG. 4, for example, the program moves to an area where a different program is broadcast, and the already created program table does not correspond to the program of the destination broadcast station. It is possible to prevent a situation in which reception is not possible due to different information.

  In the processing of FIGS. 2 and 4, it has been described that each broadcast station is selected, the program information of each broadcast station is acquired, and the program guide is created for all songs. However, the program information of all broadcast stations is acquired. After that, the program guide may be created in a lump.

  As described above, according to the broadcast receiving device such as the mobile phone device 100, the TV tuner unit 19 sequentially selects a plurality of television broadcast stations, and the control unit 17 creates a program list. This makes it possible to create an easy-to-understand program guide.

  Further, when the channel IDs of the television broadcast stations are different, all the stations of the plurality of television broadcast stations are selected and the program information is acquired and the program list is created. Therefore, even when the broadcast program moves to a different area Therefore, it is possible to create an easy-to-understand program guide by reducing the trouble of updating.

  In addition, among the already acquired program information, the program list is updated based on the set time of the user, the update time based on the program information stored in the storage unit 13, or the start time or end time of a predetermined program. Since the time is set, the scan time can be shortened to achieve power saving.

  In addition, since no program information data is acquired on the communication network, no communication fee is required.

  INDUSTRIAL APPLICABILITY The present invention is useful as a broadcast receiving apparatus or the like that can automatically acquire program information from a digital broadcast wave, create an easy-to-understand program guide, and can reduce the trouble of updating.

The block diagram which showed an example of the basic component of the mobile telephone apparatus concerning embodiment of this invention The flowchart which showed an example of operation | movement in case the mobile telephone apparatus concerning embodiment of this invention scans all the broadcast stations, and produces a program schedule. The flowchart which showed an example of the operation | movement in case the mobile telephone apparatus concerning embodiment of this invention scans each broadcasting station separately, and is added to program information. The flowchart which showed an example of operation | movement when the mobile telephone apparatus concerning embodiment of this invention moved to the area where a broadcast program differs. The figure which showed the specific example in case the mobile telephone apparatus concerning embodiment of this invention updates a program schedule

Explanation of symbols

DESCRIPTION OF SYMBOLS 100 Cellular phone apparatus 11,20 Antenna 12 Radio | wireless part 13 Memory | storage part 14 Sound part 15 Position information acquisition part 16 Operation part 17 Control part 18 Power supply part 19 TV tuner part 21 Display part 22 Light part 23 Vibration part

Claims (8)

A tuner section for selecting a plurality of broadcasting stations;
A control unit that acquires program information for one-seg broadcasting of each broadcasting station selected by the tuner unit, and creates program list information of the plurality of broadcasting stations;
A broadcast receiving apparatus. The broadcast receiving device according to claim 1,
The tuner unit selects all the stations of the plurality of broadcasting stations when the tuner unit is activated,
The control unit is a broadcast receiving device that acquires program information for the one-segment broadcasting of a broadcasting station selected by the tuner unit and creates information on the program list. The broadcast receiving device according to claim 1, further comprising:
A storage unit for storing program information for the one-segment broadcasting including identification information of the broadcasting station;
The tuner unit selects all the stations of the plurality of broadcast stations when the identification information of the broadcast station selected by the tuner unit is different from the identification information of the broadcast station stored by the storage unit,
The control unit is a broadcast receiving device that acquires program information for the one-segment broadcasting of a broadcasting station selected by the tuner unit and creates information on the program list. The broadcast receiving device according to claim 1, further comprising:
A storage unit for storing program information for the one-segment broadcasting including identification information of the broadcasting station;
The tuner unit selects the predetermined broadcast station when the update time for updating the information of the program list of the predetermined broadcast station is reached,
The control unit is a broadcast receiving device that acquires program information for the one-segment broadcasting of a broadcasting station selected by the tuner unit, and updates information of the program list. The broadcast receiving device according to claim 4, further comprising:
A broadcast receiving apparatus having an operation unit for setting the update time. The broadcast receiving device according to claim 4,
The said control part is a broadcast receiver which sets the said update time based on the program information for the one-segment broadcasting memorize | stored in the said memory | storage part. The broadcast receiving device according to claim 6,
The broadcast receiving apparatus that sets the update time based on a start time or an end time of a predetermined program included in the one-seg broadcast program information stored in the storage unit. In the broadcast receiving device,
A channel selection step for selecting a plurality of broadcast stations,
An acquisition step of acquiring program information for one-segment broadcasting of each broadcasting station selected in the channel selection step;
Creating a program list information of the broadcasting stations of the plurality of broadcasting stations based on the one-seg broadcasting program information acquired in the acquiring step.

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