JP2023096176A - Receiving device and reception processing method - Google Patents

Abstract

To make a user recognize whether or not currently displayed video is based on communication content, when using a broadcast communication cooperation system.SOLUTION: When video based on communication content is being displayed on a display unit 170, a broadcast communication cooperation service execution unit 192 transmits display information showing that communication video is being displayed, to a presentation processing unit 193. Then, the presentation processing unit 193 creates communication information video data CDT showing that video based on communication content is being displayed and transmits the communication information video data CDT to the display unit 170. On the other hand, when the video based on the communication content is not being displayed, the broadcast communication cooperation service execution unit 192 transmits display information showing that the communication video is not being displayed, to the presentation processing unit 193. Then, the presentation processing unit 193 creates communication information video data CDT showing that the video based on the communication content is not being displayed and transmits the communication information video data CDT to the display unit 170.SELECTED DRAWING: Figure 3

Description

The present invention relates to a receiving device, a receiving processing method, a receiving processing program, and a recording medium on which the receiving processing program is recorded.

2. Description of the Related Art Conventionally, receiving devices that receive broadcast content (digital broadcasting) including data broadcasting broadcast from a broadcasting station and display video based on the data broadcasting at the same time as program video have become popular. Also, in recent years, practical use of a broadcast-communication cooperation system combining broadcasting and communication has been started. In this broadcast-communication cooperation system, a receiving device receives communication content distributed from a service provider via an electric communication line such as the Internet in addition to broadcast content broadcast from a broadcasting station, and distributes the broadcast content and communication content. It is a service that plays back in cooperation with Such communication contents include information related to broadcast programs and information unrelated to broadcast programs such as weather information and stock information.

Along with the commercialization of the broadcast-communication collaboration system, a technology has been proposed for displaying video based on data broadcasting and video based on communication content at the same time as program video in digital broadcasting (see Patent Document 1: “Conventional (referred to as “examples”). In this prior art technique, when an image based on communication content is displayed simultaneously with a program image, when emergency or important information such as an emergency warning signal or an emergency earthquake warning is received from the broadcast content, the communication content is displayed. The display of the video based on the broadcast content is forcibly stopped, and the video of urgent or important information included in the broadcast content is displayed.

JP 2012-257227 A

By the way, in the broadcast-communication cooperation system, the user intentionally displays a video based on the communication content by, for example, pressing the "d" button of a remote control device (hereinafter also referred to as "remote input device"). After the image based on the data broadcasting is displayed by performing the operation of , the menu may be selected from the menu included in the image to transition to the image based on the broadband content. For this reason, the user may not be able to determine whether the currently displayed video is based on broadband content or data broadcasting.

By the way, in recent years, communication terminals such as smartphones and tablet terminals have become widely used, and the environment for mobile communication has been improved. Along with the development of such a communication environment, when utilizing a broadcast-communication cooperation system, a communication terminal wirelessly communicates with a mobile communication network to acquire communication content from the content server of a service provider, and the acquired communication content information A configuration of transmitting to a receiving device has been adopted. Here, in mobile communications, so that many users can communicate in a good environment, communication service providers impose usage restrictions (bandwidth restrictions) when the amount of communication data exceeds a predetermined condition. There is something. Occurrence of a situation imposed by such usage restrictions is not desirable because it makes it impossible to comfortably use the broadcast-communication cooperation system. Therefore, it is important to recognize whether currently displayed video is based on communication content or data broadcasting, also from the viewpoint of allowing users to avoid restrictions on the use of mobile communications. be.

However, in the technology of the conventional example described above, in the broadcast-communication cooperation system, no measure is taken to make the user recognize the content source of the video displayed simultaneously with the program video. Therefore, when using the communication content acquired by the communication terminal via the mobile communication network in the conventional technique, the user may suddenly be subject to restrictions on the use of mobile communication.

For this reason, when using the broadcast-communication collaboration system, it is necessary to make the user aware of whether or not the currently displayed image is based on the communication content, thereby improving the user's convenience. A technology that can Meeting such demands is one of the problems to be solved by the present invention.

A broadcast reception processing unit that receives digital broadcasting including data broadcasting and program broadcasting and generates a video signal based on the digital broadcasting; and acquires communication content information using a communication network. a broadband content acquisition unit that acquires the broadband content information from a communication terminal; a first command from an operation unit operated by a user to display an image based on the data broadcasting on a display unit; a command acquiring unit for acquiring a second command to display the video based on the data broadcast on the display unit; and based on the first command and the second command acquired by the command acquiring unit, the video based on the data broadcasting and the communication content information a display control unit for displaying at least one of the images based on the broadband content information on the display unit simultaneously with the image displayed based on the video signal of the program broadcast; a presenting unit for presenting to the user that the video based on the broadband content information is being displayed on the display unit when the broadband content information is displayed on the display unit.

A broadcast reception processing unit that receives digital broadcasting including data broadcasting and program broadcasting and generates a video signal based on the digital broadcasting; and obtains broadband content information using a communication network. A broadband content acquisition unit for acquiring broadband content information from a communication terminal, and a reception processing method used in a receiving device, wherein an image based on the data broadcasting is displayed from an operation unit operated by a user. a command acquiring step of acquiring a first command to display on the unit and a second command to display on the display unit an image based on the broadband content information; the first command and the second command acquired in the command acquiring step; a display control step of displaying at least one of the video based on the data broadcast and the video based on the broadband content information on the display unit simultaneously with the video displayed based on the video signal of the program broadcast; a presenting step of presenting to the user that the video based on the broadband content information is being displayed on the display unit when the video based on the broadband content information is being displayed on the display unit in the display control step; ; is a reception processing method characterized by comprising;

According to a seventh aspect of the present invention, there is provided a reception processing program that causes a computer of a receiving device to execute the reception processing method according to the sixth aspect.

According to an eighth aspect of the invention, there is provided a recording medium on which the reception processing program according to the seventh aspect is recorded so as to be readable by a computer of a receiving device.

1 is a block diagram schematically showing the configuration of a receiver according to one embodiment of the present invention; FIG. 2 is a block diagram showing the configuration of a reproduction processing unit in FIG. 1; FIG. 2 is a block diagram showing the configuration of a control unit in FIG. 1; FIG. 2 is a flow chart for explaining presentation control processing by the apparatus of FIG. 1; FIG. 10 is a diagram for explaining a display example (part 1) of presentation information to be displayed on the display unit; FIG. 10 is a diagram for explaining a display example (part 2) of presentation information to be displayed on the display unit;

An embodiment of the present invention will be described below with reference to FIGS. 1 to 6. FIG. In the following description and drawings, the same or equivalent elements are denoted by the same reference numerals, and overlapping descriptions are omitted.

[composition]
FIG. 1 shows a block diagram of a schematic configuration of a receiving device 100 according to one embodiment. In this embodiment, the receiving device 100 is placed in a vehicle, which is a mobile object, and receives and processes terrestrial digital television broadcast waves. Also, a communication terminal 210 is installed in this vehicle and connected to the receiving device 100 . Then, the receiving device 100 acquires and processes the communication content distributed from the service provider via the electric communication line via the communication terminal 210 .

That is, the receiving device 100 is a device that implements a broadcast-communication cooperation service that combines a broadcast service and a communication service. The broadcast and communication cooperation service is realized by executing an application transmitted from the broadcasting station and the service provider. Applications to be executed are classified into interlocking applications related to broadcast programs and non-interlocking applications not related to broadcast programs.

Here, the interlocking application is started only while the interlocking broadcast program is being viewed, and ends when the interlocking broadcast program ends or when the interlocking broadcast program is changed to another broadcast program. ing. In addition, the non-interlocking application can be started and terminated at any timing by the user. In this embodiment, it is assumed that the application of the broadcast-communication cooperation service is started when the user presses the "d" button on the remote input device.

The communication terminal 210 is, for example, a smartphone, and is capable of wirelessly communicating with a mobile communication network and accessing a communication content server of a service provider. In addition, in the present embodiment, a usage restriction contract is concluded between the user of the communication terminal 210 and the telecommunications carrier, and if the monthly communication data volume exceeds a predetermined data volume, the It slows down the communication speed.

The communication terminal 210 may be a communication terminal such as a tablet terminal, a PDA (Personal Digital Assistant), a mobile phone, or a personal computer.

<Configuration of Receiving Device 100>
Next, the configuration of the receiving apparatus 100 will be described.

The receiver 100 comprises an antenna 110, an RF processing unit 120, an interface 130, and a reproduction processing unit 140, as shown in FIG. The receiving device 100 also includes an input unit 150 , a sound output unit 160 , a display unit 170 and a control unit 190 .

The antenna 110 described above receives terrestrial digital television broadcast waves transmitted from broadcasting stations. A signal RFS received by antenna 110 is sent to RF processing unit 120 .

The RF processing unit 120 described above receives the received signal RFS sent from the antenna 110 . Then, the RF processing unit 120 performs channel selection processing for extracting the signal of the desired broadcasting station to be selected from the received signal RFS in accordance with the channel selection command CSL sent from the control unit 190, and extracts a component of a predetermined intermediate frequency band. to an intermediate frequency signal IFD (hereinafter simply "signal IFD") having The signal IFD thus obtained is sent to the reproduction processing unit 140 . Here, the signal IFD is a digital signal. The RF processing unit 120 fulfills part of the functions of the broadcast reception processing section.

The interface 130 described above is used when data is exchanged between the receiving device 100 and the communication terminal 210 . For example, a communication content signal received by communication terminal 210 via a mobile communication network is sent to reproduction processing unit 140 via interface 130 . It should be noted that the interface 130 fulfills a part of the functions of the broadband content acquisition section.

The reproduction processing unit 140 processes the signal IFD sent from the RF processing unit 120 and the broadband content signal sent from the interface 130 under the control of the control unit 190, and outputs video data IDT to the display unit 170. Generate. Also, under the control of the control unit 190 , the reproduction processing unit 140 processes the signal IFD sent from the RF processing unit 120 to generate audio data ADT to be supplied to the sound output unit 160 . The details of the configuration of the reproduction processing unit 140 will be described later.

The input unit 150 described above is configured by a key portion provided on the main body portion of the receiving device 100 and/or a remote input device or the like provided with the key portion. Here, a touch panel provided on the display device of the display unit 170 can be used as the key portion provided on the main body. Further, instead of or in combination with the configuration having the key portion, a configuration for inputting by voice using voice recognition technology may be employed.

In this embodiment, the input unit 150 is assumed to be a remote input device having a key section.

By operating the input unit 150 by the user, setting of operation contents of the receiving apparatus 100 and input of operation commands are performed. For example, the input unit 150 is used to input by the user such as a channel selection designation that designates a broadcasting station, a display designation of video based on data broadcasting and video based on communication contents. Input contents to the input unit 150 are sent to the control unit 190 as input data IPD. That is, the input unit 150 functions as an operating section. It should be noted that the method of instructing the display of video based on data broadcasting and the method of designating the display of video based on communication content will be described later.

The sound output unit 160 includes (i) a DA (Digital to Analogue) converter that converts the audio data ADT sent from the reproduction processing unit 140 into an analog signal, and (ii) an analog signal output from the DA converter. It comprises an amplifier for amplifying the signal and (iii) a speaker for converting the amplified analog signal into sound. This sound output unit 160 reproduces and outputs the broadcast sound corresponding to the broadcast wave of the selected channel.

The display unit 170 includes, for example, (i) a display device such as a liquid crystal panel, an organic EL (Electro Luminescence) panel, and a PDP (Plasma Display Panel); and a display control circuit for displaying an image on the display device based on the communication information video data CDT sent from the control unit 190 . The display unit 170 reproduces and displays program broadcast video corresponding to the selected channel, video based on data broadcasting, and video based on communication content based on video data IDT.

Also, the display unit 170 displays the communication information of the communication terminal 210 based on the communication information video data CDT to present it to the user. The mode of presenting communication information will be described later. In this embodiment, the display device of the display unit 170 is mounted near the front panel in the vehicle. Note that the display unit 170 functions as a part of the presentation section and as a display section.

The control unit 190 described above performs various processes and controls the overall operation of the receiving apparatus 100 . Details of the configuration of the control unit 190 will be described later.

<<Configuration of Reproduction Processing Unit 140>>
Next, the configuration of the reproduction processing unit 140 will be described.

The reproduction processing unit 140 includes a demodulator 141, a decoder (demultiplexer) 142, an audio processor 143, a program video processor 144, and a data broadcast processor 145, as shown in FIG. ing. The playback processing unit 140 also includes a communication input/output unit 146 , a broadband content processing unit 147 , a communication management unit 148 , and a display image creation unit 149 .

The demodulator 141 described above receives the signal IFD sent from the RF processing unit 120 . Then, the demodulator 141 subjects the signal IFD to OFDM (Orthogonal Frequency Division Multiplex) demodulation. The signal thus demodulated is sent to decoding section 142 as a demodulated signal.

The decoding section 142 described above receives the demodulated signal sent from the demodulation section 141 . Then, the decoding unit 142 performs decoding processing on the demodulated signal, and sends the decoding result regarding the audio to the audio processing unit 143 as decoded audio data. Also, the decoding unit 142 sends the decoding result of the program video to the program video processing unit 144 as decoded program video data. Further, the decoding unit 142 sends the decoding result regarding data broadcasting to the data broadcasting processing unit 145 as decoded data broadcasting data. A data broadcasting application is also sent to the data broadcasting processing unit 145 .

Also, the decoding section 142 sends the decoding result other than the audio, program video, and data broadcasting to the control unit 190 as the signal DBD. Information contained in the signal DBD includes an application information table, an application file, and the like. This application information table contains application names, application IDs, control information for controlling the activation and termination of applications, location information of application file distribution servers, information specifying application files, and the like.

The audio processing unit 143 described above generates audio data ADT based on the decoded audio data. The generated audio data ADT is sent to the sound output unit 160 .

The program video processing unit 144 described above generates program video data based on the decoded program video data. The generated program video data is sent to the display video creation unit 149 . The program video processing unit 144 fulfills a part of the functions of the broadcast reception processing unit.

The data broadcasting processing unit 145 described above executes a data broadcasting application under the control of the control unit 190 and generates data broadcasting video data based on the decoded data broadcasting data. The generated data broadcast video data is sent to the display video creation unit 149 . The data broadcast processing section 145 fulfills a part of the functions of the broadcast reception processing section.

Under the control of the control unit 190, the communication input/output unit 146 performs data input/output through communication via the interface 130, the communication terminal 210, and the mobile communication network. For example, when the application information table and the application file transmitted from the service provider are acquired, the communication input/output unit 146 sends the application information table and the application file to the control unit 190 .

Communication input/output unit 146 also controls communication terminal 210 in accordance with instructions of an application executed by control unit 190, and receives broadband content data distributed from a broadband content server of a service provider. Communication input/output unit 146 then sends the received broadband content data to broadband content processing unit 147 . Note that the communication input/output unit 146 fulfills a part of the functions of the broadband content acquisition unit.

The broadband content processing unit 147 described above decodes the broadband content data sent from the communication input/output unit 146 under the control of the control unit 190 to generate broadband content video data. The generated broadband content video data is sent to display video creation unit 149 .

The communication management unit 148 has a built-in calendar mechanism, and derives and acquires the cumulative amount of communication data for the current month from the communication terminal 210 . Then, the communication management unit 148 sequentially sends the cumulative value of the communication data amount to the control unit 190 as the communication amount information CMI. Note that in this embodiment, the cumulative value of the amount of communication data is reset to zero at the beginning of the month or on a date designated by the user under the control of the control unit 190 . The communication management unit 148 functions as a traffic acquisition unit.

The display image creation unit 149 described above receives the program image data sent from the program image processing unit 144 and the data broadcast image data sent from the data broadcast processing unit 145 . In addition, the display video creation unit 149 receives broadband content video data sent from the broadband content processing unit 147 . Then, the display image creation unit 149 creates image data IDT according to the image creation command ICC sent from the control unit 190 . Subsequently, the display image creating section 149 sends the generated image data IDT to the display unit 170 .

<<Configuration of Control Unit 190>>
Next, the configuration of the control unit 190 will be described.

The control unit 190, as shown in FIG.

When the content of the input data IPD sent from the input unit 150 is a channel selection specification, the channel selection processing unit 191 generates a channel selection command CSL corresponding to the specified desired broadcasting station. Tuning processing section 191 then sends the generated tuning command CSL to RF processing unit 120 .

When the content of the input data IPD sent from the input unit 150 is a video display designation based on data broadcasting, the broadcasting and communication cooperation service execution unit 192 generates a data broadcasting processing command DEC, and performs data broadcasting. Along with sending it to the processing unit 145 , it generates an image creation command ICC indicating that the program image and the image based on the data broadcasting should be displayed at the same time, and sends it to the display image creation unit 149 .

In addition, when the content of the input data IPD sent from the input unit 150 is a video display specification based on the communication content, or when the application is automatically started, the broadcast communication cooperation service execution unit 192 performs broadcast communication. Execute the application of the linked service. When such an application is executed, the broadcast-communication cooperation service execution unit 192 sends a command to the communication input/output unit 146 to receive broadband content data from the broadband content server according to the application being executed, A broadband content processing command CEC indicating that the broadband content data should be processed is generated and sent to the broadband content processing unit 147 . In addition, the broadcast-communication cooperation service execution unit 192 generates an image creation command ICC indicating that the program image and the image based on the communication content should be displayed simultaneously according to the application being executed, and sends it to the display image creation unit 149. .

Note that, in this embodiment, the home screen of the broadcast-communication cooperation service is displayed on the display unit 170 when the user presses the “d” button on the remote input device. Various menus are displayed on this home screen. Then, when the user selects data broadcasting from the menu of the home screen of the broadcast communication related service, the image based on the data broadcasting is displayed on the display unit 170 . In addition, when the user selects a broadband content menu from the home screen menu of broadcast communication-related services, the display unit 170 displays an image based on the selected broadband content. Therefore, in the present embodiment, the operation for designating display of video based on broadband content is the same as the operation for designating display of video based on data broadcasting.

Further, the broadcast-communication cooperation service execution unit 192 sends display information indicating that the communication video is being displayed to the presentation processing unit 193 while the program video and the video based on the communication content are displayed simultaneously. Further, the broadcast-communication cooperation service execution unit 192 sends display information to the presentation processing unit 193 indicating that the communication video is not being displayed during a period in which the video based on the communication content is not displayed at the same time.

That is, the broadcast-communication cooperation service execution unit 192 functions as a command acquisition unit and a display control unit. A video display designation based on the data broadcast corresponds to the first command, and a video display designation based on the broadband content corresponds to the second command.

The presentation processing unit 193 described above receives the traffic information CMI sent from the communication management unit 148 . Then, the presentation processing unit 193 generates information video data based on the cumulative amount of communication data of the communication terminal 210 from the beginning of the month to the present, based on the communication amount information CMI.

If the content of the display information sent from the broadcast-communication cooperation service execution unit 192 indicates that the communication video is being displayed, the presentation processing unit 193 generates the information video data and displays the video based on the current communication content on the display unit. 170 to generate icon image data indicating that it is displayed. Then, the presentation processing section 193 generates communication information video data CDT based on the information video data and the icon video data, and sends it to the display unit 170 .

If the content of the display information sent from the broadcast-communication cooperation service execution unit 192 indicates that the communication image is not being displayed, the presentation processing unit 193 generates the information image data and displays the image based on the current communication content. Generates icon image data indicating that it is not displayed on the unit 170 . Then, the presentation processing section 193 generates communication information video data CDT based on the information video data and the icon video data, and sends it to the display unit 170 .

Here, the presentation processing section 193 functions as a part of the presentation section.

[motion]
The operation of the reception device 100 configured as described above will be described mainly focusing on the communication-related information presentation control processing by the control unit 190 .

The communication-related information presentation control process is started when the receiving apparatus 100 is powered on and the user uses the input unit 150 to select a desired broadcasting station. When a channel selection designation designating a desired broadcasting station is input to the input unit 150 in this way, the tuning processing section 191 of the control unit 190 generates a tuning command CSL corresponding to the desired broadcasting station, and the RF processing unit 120 (See Figures 1 and 3).

Upon receiving the channel selection command CSL, the RF processing unit 120 performs channel selection processing for extracting the signal of the desired broadcasting station from the received signal RFS, and converts it into a signal IFD having a predetermined intermediate frequency band component. RF processing unit 120 then sends the signal IFD to playback processing unit 140 (see FIG. 1).

In the reproduction processing unit 140, the demodulator 141 demodulates the signal IFD sent from the RF processing unit 120 to generate a demodulated signal. Demodulator 141 then sends the generated demodulated signal to decoder 142 . Next, the decoding unit 142 decodes the demodulated signal sent from the demodulation unit 141 , generates decoded audio data, and transmits the decoded audio data to the audio processing unit 143 . (see Figure 2). The decoding unit 142 also generates decoded data broadcasting data and sends it to the data broadcasting processing unit 145, separates the application information table and the like from the demodulated signal, and sends it to the broadcast communication cooperation service execution unit 192 of the control unit 190 ( 2 and 3).

Subsequently, the audio processor 143 processes the decoded audio data to generate audio data ADT and sends it to the audio output unit 160 . The program video processing unit 144 also generates decoded program video data and sends it to the display video creating unit 149 . Then, the display image generating section 149 sends the decoded program image data as image data IDT to the display unit 170 under the control of the control unit 190 (see FIG. 2).

Further, when the presentation control process is started, the communication management section 148 of the reproduction processing unit 140 sends the cumulative communication data amount of the communication terminal 210 for the current month to the presentation processing section 193 of the control unit 190 as the communication amount information CMI. sent sequentially to

Under such circumstances, as shown in FIG. 4, first, in step S11, the broadcast-communication cooperation service execution unit 192 of the control unit 190 causes the video based on the communication content to be displayed on the display unit 170. determine whether or not If the result of this determination is negative (step S11: N), the process proceeds to step S12.

In step S<b>12 , the broadcast-communication cooperation service execution unit 192 sends display information indicating that communication video is not being displayed to the presentation processing unit 193 . Subsequently, in step S<b>13 , the presentation processing unit 193 generates icon image data indicating that the image based on the broadband content is not displayed on the display unit 170 . Then, the presentation processing section 193 generates the communication information video data CDT from the icon video data and the information video data of the current accumulated communication data amount of the communication terminal 210 in the current month, and sends it to the display unit 170 . After that, the process returns to step S11.

On the other hand, if the result of determination in step S11 is affirmative (step S11: Y), the process proceeds to step S14. In step S14, the broadcast-communication cooperation service execution unit 192 sends display information indicating that the communication video is being displayed to the presentation processing unit 193. FIG. After that, the process proceeds to step S15.

In step S<b>15 , the presentation processing unit 193 generates icon image data indicating that an image based on the broadband content is being displayed on the display unit 170 . Then, the presentation processing section 193 generates the communication information video data CDT from the icon video data and the information video data of the current accumulated communication data amount of the communication terminal 210 in the current month, and sends it to the display unit 170 . After that, the process returns to step S11.

After that, the processing of steps S11 to S15 is repeated to perform the display control processing of the bulletin information.

<Display example of presentation information on display unit 170>
FIG. 5 shows a display example displayed on the display unit 170 when the determination result in step S11 is negative. Here, only the program image is displayed in the area 171 of the display unit 170, and the communication information image is displayed in the area 172. FIG. It should be noted that the "o" shown in the area 172 is an icon indicating that the communication image is not being displayed.

Also, FIG. 6 shows a display example displayed on the display unit 170 when the determination result in step S11 is affirmative. Here, in area 171 of display unit 170, an example is shown in which weather information video based on broadband content is displayed simultaneously with program video. A communication information image is displayed in an area 172 of the display unit 170, and "●" shown in the area 172 is an icon indicating that the communication image is being displayed.

As described above, in the present embodiment, the broadcast-communication cooperation service execution unit 192 of the control unit 190 determines whether or not the video based on the broadband content is being displayed on the display unit 170 . Then, when determining that the video based on the communication content is displayed on the display unit 170, the broadcast-communication cooperation service execution unit 192 sends display information indicating that the communication video is being displayed to the presentation processing unit 193. Upon receiving the display information, the presentation processing section 193 generates communication information video data CDT indicating that a video based on the communication content is being displayed on the display unit 170 and sends the communication information video data CDT to the display unit 170 .

On the other hand, when it is determined that the video based on the communication content is not displayed on the display unit 170, the broadcast-communication cooperation service execution unit 192 sends display information indicating that the communication video is not being displayed to the presentation processing unit 193. The presentation processing unit 193 then generates communication information video data CDT indicating that the video based on the communication content is not displayed on the display unit 170 and sends it to the display unit 170 .

For this reason, when specifying the display of video based on broadband content is similar to the operation of specifying the display of video based on data broadcasting, it is necessary to ask the user whether the currently displayed video is based on broadband content. can recognize what

Further, in this embodiment, regardless of whether or not an image based on communication content is displayed on the display unit 170, the cumulative communication data amount of the communication terminal 210 from the beginning of the month to the present is presented to the user. Therefore, it is possible to provide the user with information for avoiding restrictions on the use of mobile communication, thereby improving convenience for the user.

Therefore, according to the present embodiment, when using the broadcast-communication collaboration system, the user is made to recognize whether or not the currently displayed video is based on the communication content, thereby making it convenient for the user. can improve sexuality.

[Modification of Embodiment]
The present invention is not limited to the above embodiments, and various modifications are possible.

For example, in the above embodiment, when the video based on the broadband content is displayed on the display unit, the "●" icon is displayed, and when the video based on the broadband content is not displayed on the display unit, the "○" icon is displayed. It was decided to. On the other hand, during the communication of the communication terminal, for example, the fact that communication is in progress may be presented in another display mode such as blinking the icon.

In the above embodiment, the current cumulative communication data amount of the communication terminal is presented to the user. You may make it present to a user. In this case, convenience can be improved when the user does not recognize the limit value of the usage limit.

Further, in the above embodiment, when the user presses the "d" button on the remote input device, the home screen of the broadcasting and communication collaboration service is activated, and the user selects data broadcasting from the menu on the home screen. When the user selects a broadband content menu, an image based on the selected broadband content is displayed. On the other hand, images based on data broadcasting and images based on broadband content may be displayed in other operation modes.
It's like

Further, in the above embodiment, the content of the communication terminal usage restriction is that if the monthly communication data volume exceeds a predetermined data volume, the communication speed will be slowed down until the end of the month. may be a restriction on the use of

Further, in the above embodiment, the presentation processing section sends the generated communication information video data to the display unit, but it may be sent to the display video creation section. In this case, the display video creation section creates video data to be sent to the display unit based on the program video data, data broadcasting video data, communication content video data, and communication information video data sent from the presentation processing section. You should do it.

In addition, in the above-described embodiments, the present invention is applied to a receiving device mounted on a vehicle, but the present invention can also be applied to a receiving device arranged on a moving object other than a vehicle. The present invention can also be applied to a receiving device arranged inside.

In addition, part or all of the above control unit is configured as a computer as a calculation means equipped with a central processing unit (CPU: Central Processing Unit), etc., and by executing a program prepared in advance on the computer, the above The function of the control unit in the embodiment may be realized. This program is recorded on a computer-readable recording medium such as a hard disk, CD-ROM, DVD, etc., and is read from the recording medium and executed by the computer. In addition, this program may be acquired in the form of being recorded on a portable recording medium such as a CD-ROM or DVD, or may be acquired in the form of distribution via a network such as the Internet. good too.

100... Receiving device 120... RF processing unit (part of broadcast reception processing unit)
130 ... interface (part of communication content acquisition unit)
144 ... Program video processing unit (part of broadcast reception processing unit)
145 ... data broadcasting processing unit (part of broadcasting reception processing unit)
146 … Communication input/output unit (part of communication content acquisition unit)
148 … Communication management unit (communication volume acquisition unit)
150 ... Input unit (input part)
170 ... display unit (part of presentation unit, display unit)
192 ... Broadcasting and communication cooperation service execution unit (command acquisition unit, display control unit)
193 ... presentation processing unit (part of presentation unit)

Claims (1)

a broadcast reception processing unit that generates a video signal based on digital broadcasting including data broadcasting and program broadcasting;
a broadband content acquisition unit that acquires broadband content information from a communication terminal;
a display control unit that performs control to display at least one of the video based on the data broadcast and the video based on the broadband content information on a display unit simultaneously with the video based on the program broadcast;
a presentation unit that presents that the display control unit is causing the display unit to display an image based on the broadband content information;
receiving device.

Images