JP2008167208A - Television broadcast viewing and listening system, server unit and client terminal equipment - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a television broadcast viewing and listening system for easy pairing. <P>SOLUTION: In the television broadcast viewing and listening system provided with a television receiver and a plurality of headphones 2 connected, to the television receiver via a radio network, the headphone is provided with a CPU 261 for performing discrimination processing of discriminating whether a regular pairing ID to be used for regular radio connection with the television receiver is stored in an identification information storage part 263e; a processing of establishing temporary radio connection, by executing a pairing operation using a temporary pairing ID 30 to be used in common with the television receiver, when it is discriminated that the regular pairing ID has not been stored; and a processing of storing the regular pairing ID in the identification information storage part, after the regular pairing ID is transmitted to the television receiver. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a television broadcast viewing system, a server device, and a client terminal device that receive and listen to sound transmitted from a television receiver by a sound receiving device such as wireless headphones.

  2. Description of the Related Art Conventionally, a client / server system including a server device and a client terminal device that is connected to and communicates with the server device via a wireless network such as a wireless local area network (LAN) is known. There has also been proposed a television broadcast viewing system in which a television receiver is applied as a server device and an audio receiving device is applied as a client terminal device.

By the way, in a client / server system, so-called pairing, which has a common identification code (ID) for discrimination of a transmission source server device and a transmission destination client terminal device and encryption of transmission information, is performed. (For example, refer patent document 1). Specifically, the server apparatus (or client terminal apparatus) issues an identification code and transmits it to the client terminal apparatus (or server apparatus), and the identification code is received by the client terminal apparatus. And a server apparatus and a client terminal device will complete pairing, if an identification code is stored in a predetermined ID storage part.
JP 2004-336722 A

  However, in the case of the above-mentioned Patent Document 1 or the like, for pairing, a predetermined recording medium is used, the server device and the client terminal device are connected by a cable, or the other light emitting unit is opposed to one of the infrared light receiving units. There is a problem that various operations by the user are required and these operations are troublesome.

  Accordingly, an object of the present invention is to provide a television broadcast viewing system, a server device, and a client terminal device that can be easily paired.

In order to solve the above-mentioned problem, the invention described in claim 1
In a television broadcast viewing system comprising a television receiver and a plurality of audio receiving devices connected to the television receiver via a wireless communication line,
Each of the audio receiving devices
Pairing execution means for performing a pairing operation to establish a pairing with the television receiver;
Identification information storage means for storing identification information used in the pairing operation by the pairing execution means;
Determination means for determining whether or not regular identification information used for regular wireless connection with the television receiver is stored in the identification information storage means when the sound receiving device is powered on;
Temporary information storage means for storing temporary identification information that is used in common with the television receiver and whose communication function is limited for pairing with the television receiver;
When the determination means determines that the regular identification information is not stored, the pairing execution means is caused to execute the pairing operation using the temporary identification information stored in the temporary information storage means. Temporary wireless connection execution control means for establishing a temporary wireless connection;
After the provisional wireless connection is completed by the provisional wireless connection execution control means, regular identification information transmitting means for transmitting the regular identification information to the television receiver;
After the transmission of the regular identification information by the regular identification information transmission unit, the identification information storage control unit stores the regular identification information in the identification information storage unit.

The invention described in claim 2
In a server device connected to a client terminal device via a wireless communication line and constituting a client / server system together with the client terminal device,
Server-side pairing execution means for performing a pairing operation to establish pairing with the client terminal device;
Server-side identification information storage means for storing identification information used in the pairing operation by the server-side pairing execution means;
Server-side determination means for determining whether or not regular identification information used for regular wireless connection with the client terminal device is stored in the server-side identification information storage means;
Server-side temporary information storage means for storing temporary identification information that is used in common with the client terminal device and whose communication function is limited for pairing with the client terminal device;
If it is determined by the server-side determination means that the regular identification information is not stored, the server-side pairing execution means uses the temporary identification information stored in the server-side temporary information storage means. A server-side temporary wireless connection execution control means for executing a ring operation to establish a temporary wireless connection;
Server-side regular identification information transmitting means for transmitting the regular identification information to the client terminal device after completion of provisional wireless connection by the server-side temporary wireless connection execution control means;
The server-side identification information storage control means for storing the regular identification information in the server-side identification information storage means after the transmission of the regular identification information by the server-side regular identification information transmission means.

The invention according to claim 3 is the server apparatus according to claim 2,
The server-side determination means determines whether or not the regular identification information is stored when the server device is powered on.

The invention according to claim 4
In a client terminal device connected to a server device via a wireless communication line and constituting a server / client system together with the server device,
Client-side pairing execution means for performing a pairing operation to establish pairing with the server device;
Client side identification information storage means for storing identification information used in the pairing operation by the client side pairing execution means;
Client-side determination means for determining whether regular identification information used for regular wireless connection with the server device is stored in the client-side identification information storage means;
Client-side temporary information storage means for storing temporary identification information that is used in common with the server device and whose communication function is limited for pairing with the server device;
When it is determined by the client side determination means that the regular identification information is not stored, the pairing execution means is connected to the client side pairing execution means using the temporary identification information stored in the client side temporary information storage means. A client-side temporary wireless connection execution control means for executing a ring operation to establish a temporary wireless connection;
Client-side regular identification information transmitting means for transmitting the regular identification information to the server device after completion of temporary wireless connection by the client-side temporary wireless connection execution control means;
The client-side identification information storage control means for storing the regular identification information in the client-side identification information storage means after the transmission of the regular identification information by the client-side regular identification information transmission means.

According to a fifth aspect of the present invention, in the client terminal device according to the fourth aspect,
The client side determination means determines whether or not the regular identification information is stored when the client terminal device is powered on.

According to the first aspect of the present invention, each of the voice receiving devices establishes a temporary wireless connection using the temporary identification information when the normal identification information used for the normal wireless connection is not stored. Then, the regular identification information can be transmitted to the television receiver, so that pairing can be easily performed without requiring various troublesome operations by the user.
In addition, since it is determined whether or not the regular identification information is stored when the voice receiving device is turned on, it is not necessary to perform a specific operation for starting pairing, and pairing can be performed more easily. .

  According to the second aspect of the present invention, the server device can establish a temporary wireless connection using the temporary identification information when the normal identification information used for the normal wireless connection is not stored. Thereafter, since the regular identification information can be transmitted to the client terminal device, pairing can be easily performed without requiring various troublesome operations by the user.

  According to the invention described in claim 3, it is of course possible to obtain the same effect as that of the invention described in claim 2. In particular, it is determined whether or not the regular identification information is stored when the server device is turned on. Since it determines, it becomes unnecessary to perform specific operation for the start of pairing, and pairing can be performed more simply.

  According to the fourth aspect of the present invention, the client terminal device can establish a temporary wireless connection using the temporary identification information when the normal identification information used for the normal wireless connection is not stored. Then, since the regular identification information can be transmitted to the server device, pairing can be easily performed without requiring various troublesome operations by the user.

  According to the fifth aspect of the present invention, it is possible to obtain the same effect as the fourth aspect of the invention. In particular, whether or not the regular identification information is stored when the client terminal device is turned on. Therefore, it is not necessary to perform a specific operation for starting pairing, and pairing can be performed more easily.

  Hereinafter, specific embodiments of the present invention will be described with reference to the drawings. However, the scope of the invention is not limited to the illustrated examples.

[Embodiment 1]
FIG. 1 is a diagram schematically showing an overall configuration of a television broadcast viewing system 100 according to Embodiment 1 to which the present invention is applied.
As shown in FIG. 1, a television broadcast viewing system 100 according to the first embodiment is connected to a television receiver 1 as a server device, and the television receiver 1 via a wireless network (wireless communication line) N. A client / server system is configured by including a headphone 2 as a client terminal device that transmits and receives communication data.

The wireless network N is, for example, a network such as a wireless LAN (Local Area Network).
Specifically, communication data such as voice is transmitted from the television receiver 1 to the headphones 2 via the wireless network N.

First, the television receiver 1 will be described with reference to FIG.
Here, FIG. 2 is a block diagram showing a main configuration of the television receiver 1.

For example, the television receiver 1 is configured to be able to receive TV broadcast signals related to terrestrial digital broadcasting and BS digital broadcasting, and can output video information and audio information based on the TV broadcast signals.
Specifically, for example, as shown in FIG. 2, the television receiver 1 includes a tuner 11, a demodulation unit 12, a decoder 13, a video display unit 14, an audio output unit 15, an encoder 16, and a wireless A receiver main body 1A including a communication unit 17, a signal receiving unit 18, a control unit 19 and the like, and a remote control device (hereinafter referred to as "remote controller") 1B for remotely operating the receiver main body 1A are configured. Has been.

  The tuner 11, for example, according to a control signal input from the control unit 19, receives a TV broadcast signal (for example, a TV broadcast signal related to terrestrial digital broadcast, BS digital broadcast, etc.) received by the TV broadcast signal receiving antenna 11 a. The TV broadcast signal existing in the frequency band corresponding to the channel of the broadcast program desired by the user is received, the received TV broadcast signal is modulated, and the intermediate frequency signal is output to the demodulation unit 12.

  For example, the demodulator 12 performs processing such as digital demodulation and error correction on the intermediate frequency signal output from the tuner 11 according to the control signal input from the controller 19, and uses the descrambling information to generate a stream ( For example, the scramble signal added to the transport stream) is released, and the transport stream from which the scramble signal is released is output to the decoder 13.

  For example, the decoder 13 decodes the transport stream output from the demodulation unit 12 according to the control signal input from the control unit 19, discriminates each transport packet constituting the transport stream, and determines the user desired Data related to a transport packet related to a broadcast program is separated into digital audio information and digital video information. Then, for example, the decoder 13 decodes the digital audio information, outputs the audio information to the audio output unit 15, decodes the digital video information, and outputs the video information to the video display unit 14.

Also, the digital audio information separated by the decoder 13 is output to the wireless communication unit 17, for example.
Here, as the digital audio information, for example, information on mixed audio in which a plurality of audio composed of main audio, sub audio, and the like broadcast by audio multiplex broadcasting such as bilingual broadcasting is mixed.

  The video display unit (display unit) 14 is, for example, a liquid crystal display panel or the like, and displays video based on video information output from the decoder 13 or is output from the decoder 13 and OSD by an OSD circuit (not shown). (On-screen display) Displays an image based on the image information combined with the display signal.

  The audio output unit (television sound output unit) 15 is, for example, a speaker device or the like, and outputs audio based on the audio information output from the decoder 13.

  For example, the encoder 16 encodes audio information input from an external device (not shown) such as a video recorder via an external input terminal (not shown) into digital audio information.

  For example, the wireless communication unit 17 transmits and receives communication data to and from the headphones 2 via the wireless network N. Specifically, the wireless communication unit 17 includes, for example, a wireless communication antenna 17a for performing transmission and reception of wireless signals with the headphones 2 by packet communication, an RF (Radio Frequency) converter (not shown), A wireless LAN card (not shown) for connecting to a wireless LAN is provided.

More specifically, the wireless communication unit (sound transmitting unit) 17 transmits at least another sound different from the sound output from the sound output unit 15. That is, for example, when the main audio in the audio multiplex broadcast is output from the audio output unit 15, the radio communication unit 17 transmits the sub audio in the audio multiplex broadcast. Specifically, for example, the wireless communication unit 17 transmits communication data such as digital audio information related to mixed audio in which main audio and sub audio output and input from the decoder 13 and the encoder 16 are mixed.
Here, the wireless communication unit 17 constitutes a mixed sound transmitting unit that transmits mixed sound in which a plurality of sounds are mixed.

  Further, upon receiving the operation signal transmitted from the wireless communication unit 21 via the wireless network N, the wireless communication unit 17 outputs the operation signal to the CPU 191.

  For example, the signal receiving unit 18 is disposed so as to be exposed from the outer surface of the receiver main body 1A, receives an operation signal (infrared) transmitted from the signal transmission unit b2 of the remote control 1B, and controls the operation signal. To the unit 19.

  The control unit 19 includes, for example, a CPU (Central Processing Unit) 191, a RAM (Random Access Memory) 192, an EPROM (Erasable Programmable Read Only Memory) 193, and the like.

The CPU 191 performs various control operations according to various processing programs for the television receiver 1 stored in the EPROM 193, for example.
Specifically, the CPU 191 performs processing for setting the audio output mode of the television receiver 1 in accordance with the mode determination signal transmitted based on a predetermined operation of the remote controller 1B and received via the signal receiving unit 18.
Here, as the audio output mode, for example, a first audio output mode that outputs mixed audio only from the audio output unit 15 of the television receiver 1, and a second that transmits mixed audio only from the wireless communication unit 17. Examples include a voice output mode and a third voice output mode in which mixed voice is output from the voice output unit 15 and mixed voice is transmitted from the wireless communication unit 17.

In addition, when the operation signal output from the wireless communication unit 17 is input, the CPU 191 reads a predetermined control program from the EPROM 193 and controls the receiver body according to the operation signal. Specifically, the CPU 191 executes processing for controlling the tuner 11 to switch broadcast channels, controlling the audio output unit 15 to switch to desired audio, and increasing / decreasing the volume.
As described above, the CPU 191 executes substantially the same operation process as when the operation signal is received from the remote controller 1B.

  The RAM 192 includes, for example, a program storage area for expanding a processing program executed by the CPU 191 and a data storage area for storing input data and a processing result generated when the processing program is executed.

The EPROM 193 includes, for example, a system program that can be executed by the television receiver 1, various processing programs that can be executed by the system program, data that is used when these various processing programs are executed, and processing results that are calculated by the CPU 191. Store data etc.
Specifically, the EPROM 193 stores an identification information storage control program 193d and a temporary pairing ID 30.

  The identification information storage control program 193d causes the CPU 191 to function as server-side identification information storage control means. That is, the identification information storage control program 193d is a program for causing the CPU to realize a function related to the process of storing the regular pairing ID acquired by communication with the headphones 2 in the identification information storage unit 193e (described later).

The temporary pairing ID 30 is information that is used in common with the headphones 2 and whose communication function is limited for pairing with the headphones 2. That is, in the wireless connection established using the temporary pairing ID 30, for example, only the pairing ID can be transmitted.
Here, the EPROM 193 constitutes server side temporary information storage means for storing the temporary pairing ID 30.

  Further, the EPROM 193 includes an identification information storage unit 193e, a pairing information storage unit 193f, and the like.

  The identification information storage unit 193e constitutes server-side identification information storage means for storing a regular pairing ID used for the pairing operation with the television receiver 1 by the CPU 191.

In the pairing information storage unit 193f, for example, pairing information necessary for connecting (pairing) the television receiver 1 and the headphones 2 is stored.
Here, the pairing information includes, for example, an encryption key for encrypting / decrypting communication data.

  The remote controller 1B includes, for example, an operation unit b1, a signal transmission unit b2, and the like.

  The operation unit b1 is for operating any one of a plurality of functions of the receiver body. That is, the operation unit b1 performs, for example, power ON / OFF operation, selection of a broadcast channel, volume up / down operation, and the like.

In addition, the operation unit b1 is, for example, a mode switching button (for switching the audio output mode of the television receiver 1 to any one of the first audio output mode, the second audio output mode, and the third audio output mode ( (Not shown). Here, the operation unit b1 constitutes mode switching means for switching the audio output mode of the television receiver 1.
Therefore, the audio output mode is the first audio output mode for outputting audio only from the audio output unit 15, the second audio output mode for transmitting audio only from the radio communication unit 17, and the audio output mode from the audio output unit 15. It is possible to switch and select the third voice output mode in which voice is transmitted from the output and radio communication unit 17. Here, for example, by selecting the first audio output mode, it is possible to prevent interference with other electronic devices due to transmission of radio waves, and to provide a more attractive television broadcast viewing system 100. Can do.

  The signal transmission part b2 transmits the operation signal according to predetermined operation of the operation part b1 by the infrared communication which is a communication system different from the wireless network N, for example.

Next, the headphones 2 will be described with reference to FIG.
Here, FIG. 3 is a block diagram showing a main configuration of the headphones 2.

  As shown in FIG. 3, the headphone 2 includes a headband 2A and ear mounting portions 2B formed at both ends of the headband 2A. Further, the headphones 2 include, for example, a wireless communication unit 21, a buffer 22, a decoder 23, an audio output unit 24, an operation unit 25, a control unit 26, and the like.

The wireless communication unit 21 transmits / receives communication data to / from the television receiver 1 via the wireless network N, for example. Specifically, the wireless communication unit 21 includes, for example, an antenna 21a for wireless communication for performing transmission and reception of wireless signals with the television receiver 1 by packet communication, an RF converter (not shown), a wireless LAN, and the like. And a wireless LAN card (not shown) for connection to the network.
More specifically, the radio communication unit (sound receiving unit) 21 receives communication data such as digital audio information related to mixed audio transmitted via the radio communication unit 17 of the television receiver 1, for example. Here, the wireless communication unit 21 constitutes a mixed sound receiving unit that receives mixed sound in which a plurality of sounds are mixed.

  Further, the wireless communication unit 21 transmits, as normal identification information transmission means, a normal pairing ID issued under the control of the CPU 261 to the television receiver 1 after the provisional wireless connection is completed.

  For example, the wireless communication unit 21 transmits an operation signal output based on a predetermined operation of the operation unit 25 to the television receiver 1 using an uplink used for transmitting an ACK packet of the wireless network N. To do.

  For example, the buffer 22 temporarily stores communication data such as digital audio information transmitted from the television receiver 1 and received by the wireless communication unit 21.

  For example, the decoder 23 performs processing on the digital audio information stored in the buffer 22 in accordance with the file format of the digital audio information, and decodes the digital audio information into audio information.

  The sound output unit (receiving device side sound output unit) 24 is, for example, a speaker device provided in the ear wearing unit 2B, and outputs mixed sound based on the sound information output from the decoder 23.

For example, the operation unit 25 is disposed at a predetermined position of the headband 1A or the ear wearing unit 1B. In addition, the operation unit 25 performs a predetermined sound selection operation, a broadcast channel selection, a volume up / down operation, and the like. An operation signal output from the operation unit 25 based on a predetermined operation of the operation unit 25 is transmitted from the wireless communication unit 21 to the receiver main body 1A via the wireless network N.
That is, the operation unit 25 and the wireless communication unit 21 constitute operation means for remotely operating the receiver main body 1A via the wireless network N.

  In addition, the operation unit 25 includes an audio selection button for selecting a predetermined audio from the mixed audio output from the audio output unit 24. Here, the operation unit 25 constitutes a mixed sound selection operation means.

  The control unit 26 includes, for example, a CPU 261, a RAM 262, an EPROM 263, and the like.

  The CPU 261 performs various control operations according to various processing programs for the headphones 2 stored in the EPROM 263, for example.

  The RAM 262 includes, for example, a program storage area for expanding a processing program executed by the CPU 261, a data storage area for storing input data, a processing result generated when the processing program is executed, and the like.

The EPROM 263 is, for example, a system program that can be executed by the headphones 2, various processing programs that can be executed by the system program, data that is used when these various processing programs are executed, data of processing results that are arithmetically processed by the CPU 261, and the like. Remember.
Specifically, the EPROM 263 includes, for example, a determination program 263a, a temporary wireless connection execution program 263b, a regular wireless connection execution program 263c, an identification information storage control program 263d, and a temporary pairing ID (temporary identification information) 30. Etc. are stored.
The program is stored in the EPROM 263 in the form of a program code that can be read by a computer.

  The determination program 263a causes the CPU 261 to function as a client-side determination unit. That is, the determination program 263a causes the CPU 261 to implement a function related to a determination process for determining whether or not a regular pairing ID used for a regular wireless connection with the television receiver 1 is stored in the identification information storage unit 263e. It is a program for. Specifically, when the power of the headphones 2 is turned on, the CPU 261 reads out and executes the determination program 263a from the EPROM 263, and determines whether or not the regular pairing ID is stored.

The temporary wireless connection execution program 263b causes the CPU 261 to function as client-side temporary wireless connection execution control means. In other words, the temporary wireless connection execution program 263b performs a pairing operation using the temporary pairing ID 30 and establishes a temporary wireless connection when the determination process determines that the regular pairing ID is not stored. This is a program for causing the CPU 261 to realize the function related to.
Specifically, if it is determined in the determination process that the regular pairing ID is not stored in the identification information storage unit 263e, the CPU 261 executes the temporary wireless connection execution program 263b and uses the temporary pairing ID 30. Then, a pairing operation for establishing pairing with the television receiver 1 is executed to establish a temporary wireless connection.
Here, the CPU 261 constitutes a pairing execution means for performing a pairing operation for establishing a pairing with the television receiver 1.

  The regular wireless connection execution program 263c causes the CPU 261 to function as client-side regular wireless connection execution control means. That is, the regular wireless connection execution program 263c performs a function related to processing for establishing a regular wireless connection by executing a pairing operation using a regular pairing ID (regular identification information) after the provisional wireless connection is completed. It is a program for realizing.

  The identification information storage control program 263d causes the CPU 261 to function as client side identification information storage control means. That is, the identification information storage control program 263d is a program for causing the CPU 261 to realize a function related to the process of storing the normal pairing ID in the identification information storage unit 263e after transmitting the normal pairing ID.

The temporary pairing ID 30 is information that is used in common with the television receiver 1 and whose communication function is limited for pairing with the television receiver 1. That is, in the wireless connection established using the temporary pairing ID 30, for example, only the pairing ID can be transmitted.
Here, the EPROM 263 constitutes client side temporary information storage means for storing the temporary pairing ID 30.

  Further, the EPROM 263 includes an identification information storage unit 263e, a pairing information storage unit 263f, and the like.

The identification information storage unit 263e constitutes client-side identification information storage means for storing a normal pairing ID used for the pairing operation with the television receiver 1 by the CPU 261.
In addition, for example, when the size of the ID value is about several bytes and the normal pairing ID having a predetermined value is not stored in the identification information storage unit 263e, pairing is not performed. Yes.

  In the pairing information storage unit 263f, for example, pairing information necessary for pairing the television receiver 1 and the headphones 2 is stored.

Next, the pairing process by the television broadcast viewing system 100 will be described with reference to FIG.
Here, FIG. 4 is a flowchart showing an example of an operation related to the pairing process.
The pairing process described below is performed by the headphones 2 that are client terminal devices.

First, when the power of the headphones 2 is turned on (step S1; YES), the CPU 261 reads the determination program 263a from the EPROM 263, and determines whether or not the regular pairing ID is stored in the identification information storage unit 263e. A determination process is executed (step S2).
If it is determined that the regular pairing ID is not stored (step S2; NO), the CPU 261 reads the temporary wireless connection execution program 263b and uses the temporary pairing ID 30 stored in the EPROM 263. Perform a pairing operation to establish a temporary wireless connection. Specifically, the CPU 261 transmits a probe request at a predetermined frequency using the temporary pairing ID 30 (step S3), and the television receiver 1 that has received the probe request returns a probe response (step S4). ), Provisional wireless connection is established (step S5).

Subsequently, the CPU 261 issues a regular pairing ID, controls the wireless communication unit 21, and transmits it to the television receiver 1 (step S6).
In the television receiver 1, when the regular pairing ID is received via the wireless communication unit 17, the CPU 191 reads and executes the identification information storage control program 193 d from the EPROM 193 and executes the regular pairing in the identification information storage unit 193 e. The ID is stored (step S7).
Further, after transmitting the normal pairing ID, the CPU 261 of the headphones 2 reads and executes the identification information storage control program 263d from the EPROM 263, and stores the normal pairing ID in the identification information storage unit 263e (step S8).

  Thereafter, when establishing a regular wireless connection, the CPU 261 reads the regular wireless connection execution program 263c and executes a pairing operation using the regular pairing ID to establish a regular wireless connection. Specifically, the CPU 261 transmits an association request using the regular pairing ID (step S9), and the television receiver 1 that has received the association request returns an association response (step S10). A wireless connection is established (step S11).

As described above, according to the television broadcast viewing system 100 of the first embodiment, the headphone 2 can be temporarily paired when the normal pairing ID used for the regular wireless connection is not stored in the EPROM 263 when the power is turned on. Since a temporary wireless connection can be established using the ring ID 30, and then a regular pairing ID can be transmitted to the television receiver 1 and a regular wireless connection can be established using the regular pairing ID. Thus, pairing can be easily performed without requiring various troublesome operations by the user.
At this time, since it is determined whether or not the regular identification information is stored when the headphones 2 are turned on, it is not necessary to perform a specific operation for starting pairing, and the pairing can be performed more easily. .
Further, since the communication function is limited for the pairing with the television receiver 1, the temporary pairing ID 30 prevents the information on the headphones 2 from leaking to other servers other than the television receiver 1, The security of the wireless network N can be improved.

In addition, by using the operation unit b1 of the headphone 2, a predetermined sound can be selected from the mixed sound output from the sound output unit 15, and therefore output from the sound output unit 15 of the television receiver 1. You can select and listen to audio that is different from the audio.
That is, it is possible to select any one of the main sound and the sub sound broadcast by the sound multiplex broadcasting.
Therefore, a plurality of contents can be viewed simultaneously, and each of a plurality of sounds transmitted from the television receiver 1 can be viewed by a plurality of persons. Thereby, the more attractive television broadcast viewing system 100 can be provided.

In addition, by using the operation unit 25 of the headphones 2, among the functions of the television receiver 1, other functions different from the functions operated by the remote controller 1 </ b> B can be remotely operated via the wireless network N. Thus, it is possible to simultaneously operate a plurality of functions of the television receiver 1 that is impossible with the remote controller 1B alone.
That is, it is possible to select the content and volume of other audio different from the audio output from the audio output unit 15 from the main audio and the sub audio broadcast by the audio multiplex broadcasting, and a plurality of people can individually select a plurality of audio. Can listen to.
Therefore, a plurality of functions of the television receiver 1 can be used effectively, and a more attractive television broadcast viewing system 100 can be provided.

In the first embodiment, mixed sound including main sound and sub sound is transmitted from the wireless communication unit 17 of the television receiver 1 and any sound is selected by the operation unit 25 on the headphone 2 side. However, the present invention is not limited to this. For example, one of the main voice and the sub voice selected based on the predetermined operation of the operation unit 25 is transmitted from the radio communication unit 17. May be.
Hereinafter, a television broadcast viewing system according to the first modification will be described with reference to FIG.

<Modification 1>
The television broadcast viewing system according to the modified example 1 selects in advance the audio output from the audio output unit 24 of the headphones 2 from the mixed audio including the main audio and the sub audio output from the audio output unit 15 of the television receiver 401. Then, the selected one voice is transmitted from the wireless communication unit 417 to the headphones 2.
That is, the decoder 413 of the television receiver 401 digitally relates to one of the sounds selected by the operation of the operation unit (one sound selection operation means) 25 of the headphones 2 from the mixed sound including the main sound and the sub sound. Audio information is output to the wireless communication unit 417.
The wireless communication unit 417 transmits digital sound information related to one of the main sound and the sub sound output from the decoder 413 as a single sound transmission unit.
When the headphone 2 receives the sound transmitted from the wireless communication unit 417 of the television receiver 401 by the wireless communication unit (single sound receiving means) 21, the headphone 2 outputs the sound from the sound output unit 24.

As described above, according to the television broadcast viewing system of the first modification, the television receiver 401 selects a predetermined sound from the mixed sound including the main sound and the sub sound output from the sound output unit 15 and selects the headphones. 2, it is possible to select and listen to a sound different from the sound output from the sound output unit 15 of the television receiver 401.
Accordingly, a plurality of contents can be viewed simultaneously, and a plurality of sounds transmitted from the television receiver 401 can be viewed by a plurality of people.

[Embodiment 2]
Hereinafter, the television broadcast viewing system 200 according to the second embodiment will be described with reference to FIGS. 5 and 6.
Here, FIG. 5 is a diagram schematically showing the overall configuration of the television broadcast viewing system 200 according to the second embodiment to which the present invention is applied. FIG. 6 is a block diagram showing a main configuration of the television receiver 201.
The television broadcast viewing system 200 according to the second embodiment is substantially the same as the first embodiment except for the configuration of the television receiver 201, and thus the same components are denoted by the same reference numerals and the description thereof is omitted. To do.

  For example, as shown in FIG. 5, the television broadcast viewing system 200 according to the second embodiment includes a television receiver 201 having a plurality of (for example, two) tuners and a plurality of videos displayed on the television receiver 1. The headphone 2 is configured to select and receive one of the voices.

  For example, as shown in FIG. 6, the television receiver 1 includes a first tuner 111, a second tuner 112, a first demodulator 121, a second demodulator 121, and a first decoder 131. The second decoder 132 is provided so that the first screen G1 and the second screen G2 can be displayed on the video display unit 14 at the same time.

  For example, the first tuner 111 and the second tuner 112 have substantially the same configuration as the tuner 11 of the first embodiment, and the first tuner 111 has a second configuration with respect to the first demodulator 121. The tuners 112 output intermediate frequency signals to the second demodulator 122, respectively.

  The first demodulator 121 and the second demodulator 121 have, for example, substantially the same configuration as the demodulator 12 of the first embodiment, and the first demodulator 121 is different from the first decoder 131. The second demodulator 121 outputs a transport stream to the second decoder 132, respectively.

  For example, the first decoder 131 and the second decoder 132 have substantially the same configuration as the decoder 13 of the first embodiment, and the first decoder 131 displays the video information displayed on the first screen G1. The second decoder 132 outputs the video information displayed on the second screen G2 to the video display unit 14, respectively. Further, the first decoder 131 and the second decoder 132 output the respective audio information to the audio output unit 15.

  The audio output unit 15 is, for example, a screen (for example, a first screen) selected based on a predetermined operation of the operation unit b1 of the headphones 2 from the audio information output and input from the first decoder 131 and the second decoder 132. 2 outputs a sound related to a different screen (for example, the first screen G1).

The operation unit 25 of the headphone 2 can operate other functions different from the functions operated by the remote controller 1B among a plurality of functions of the receiver body 1A. Specifically, the operation section 25 of the receiver body 1A Selection of the content of audio transmitted from the wireless communication unit 17, that is, selection of a broadcast channel displayed on the second screen, volume up / down operation, and the like are performed.
Here, the operation unit 25 constitutes sound selection operation means for selecting any one of a plurality of video sounds.

As described above, according to the television broadcast viewing system 200 of the second embodiment, by using the operation unit 25 of the headphones 2, the audio of each of the plurality of videos displayed simultaneously on the video display unit 14 of the television receiver 201. Therefore, it is possible to select and listen to a sound different from the sound output from the sound output unit 15.
Therefore, a plurality of contents can be viewed at the same time, and a plurality of sounds transmitted from the television receiver 201 can be viewed by a plurality of people.

Further, among the plurality of functions of the television receiver 201, other functions different from the functions operated by the remote controller 1B can be remotely operated via the wireless network N, which is impossible with the remote controller 1B alone. A plurality of functions 201 can be operated simultaneously.
That is, it is possible to select the content and volume of other audio different from the audio output from the audio output unit 15 of the receiver main body 1A among the audios of the plurality of videos displayed simultaneously on the video display unit 14. , Multiple people can listen to multiple voices individually.
Therefore, a plurality of functions of the television receiver 201 can be used effectively, and a more attractive television broadcast viewing system 200 can be provided.

  In the above-described embodiment, the audio information related to the TV broadcast signal received by the first tuner 111 and the second tuner 112 is output from the audio output unit 15 and the headphones 2. However, the present invention is not limited to this. Instead, for example, the audio information output from the external device input via the external input terminal may be output from either the audio output unit 15 or the headphones 2.

  In the above embodiment, two images are displayed on the image display unit 14 at the same time. However, the present invention is not limited to this. For example, a tuner, a demodulation unit, and a decoder are mounted according to the number of images. Three or more videos may be displayed simultaneously.

The present invention is not limited to the above-described embodiment, and various improvements and design changes may be made without departing from the spirit of the present invention.
For example, the regular pairing ID is stored in the EPROM 193 of the television receiver 1 and then the regular pairing ID is stored in the EPROM 263 of the headphones 2. However, the order of storing the regular pairing ID may be reversed. .

In the above-described embodiment, the pairing process is performed mainly by the headphones 2. However, the present invention is not limited to this. For example, the pairing process may be performed by the television receiver 1 serving as a server device.
That is, as shown in FIG. 7, the television receiver 301 constituting the television broadcast viewing system 300 of the second modification stores, for example, a determination program 193a, a temporary wireless connection execution program 193b, a regular wireless connection execution program 193c, and the like. EPROM 193 is provided.

  The determination program 193a causes the CPU 191 to function as server-side determination means. That is, the determination program 193a causes the CPU 191 to implement a function related to a determination process for determining whether or not the regular pairing ID used for the regular wireless connection with the headphones 2 is stored in the identification information storage unit 193e. It is a program. Specifically, when the power of the television receiver 301 is turned on, the CPU 191 reads and executes the determination program 193a from the EPROM 193, and determines whether or not the regular pairing ID is stored.

The temporary wireless connection execution program 193b causes the CPU 191 to function as server side temporary wireless connection execution control means. In other words, the temporary wireless connection execution program 193b performs a pairing operation using the temporary pairing ID 30 and establishes a temporary wireless connection when it is determined that the regular pairing ID is not stored by the determination process. This is a program for causing the CPU 191 to realize the function related to.
Specifically, if it is determined in the determination process that the regular pairing ID is not stored in the identification information storage unit 193e, the CPU 191 executes the temporary wireless connection execution program 193b and uses the temporary pairing ID 30. Then, a pairing operation for establishing pairing with the headphones 2 is executed to establish a temporary wireless connection.
Here, the CPU 191 constitutes a pairing execution unit that performs a pairing operation for establishing a pairing with the television receiver 301.

  The regular wireless connection execution program 193c causes the CPU 191 to function as server-side regular wireless connection execution control means. That is, the regular wireless connection execution program 193c causes the CPU 191 to implement a function related to processing for establishing a regular wireless connection by executing a pairing operation using a regular pairing ID after the provisional wireless connection is completed. It is a program.

  In addition, the wireless communication unit 17 transmits, as normal identification information transmission means, a normal pairing ID issued under the control of the CPU 191 to the headphones 2 after the provisional wireless connection is completed.

Even with the configuration described above, the television receiver 301 uses the temporary pairing ID 30 when the EPROM 193 does not store the normal pairing ID used for the normal wireless connection when the power is turned on. Can be established, and then a regular wireless connection can be established using a regular pairing ID. Therefore, pairing can be easily performed without requiring various troublesome operations by the user. it can.
At this time, since it is determined whether or not the regular identification information is stored when the television receiver 301 is turned on, it is not necessary to perform a specific operation for starting the pairing, and the pairing can be performed more easily. Can do.

In the above embodiment, one headphone 2 is exemplified, but the number of headphone 2 is not limited to this, and it is sufficient that it is at least one. For example, as shown in FIG. May be.
In this case, the television receiver 1 (201, 301) that is the server device needs to specify the headphones 2 and transmit data. For example, the packet data with the destination ID added after the regular pairing ID is transmitted. As a result, a predetermined headphone 2 can be specified from among the plurality of headphones 2.
In addition, when the television receiver 1 is paired with the second and subsequent headphones 2, since the regular pairing ID is already stored in the identification information storage unit 193e of the television receiver 1, the temporary pairing ID is set. In some cases, wireless connection cannot be established with the second and subsequent headphones 2. For this reason, for example, when a pairing start button is mounted on each of the television receiver 1 and the headphones 2 and the pairing start button is pressed, pairing with the second and subsequent headphones 2 is performed. It is necessary to determine that it is present and perform pairing with the headphone 2.

  Furthermore, in the above embodiment, the mode switching means is provided in the remote control 1B as the operation unit b1, but the present invention is not limited to this, and may be provided in the receiver main body 1A, for example.

In the above embodiment, the television receiver 1 and the headphones 2 are connected by the wireless LAN. However, the present invention is not limited to this. For example, frequency hopping, direct diffusion, infrared, FM, etc. good.
Furthermore, although the television receiver 1 is exemplified so that it can receive TV broadcast signals related to terrestrial digital broadcasts and BS digital broadcasts, it is not limited to this, and for example, it receives analog broadcasts. There may be.
Also, the audio information transmitted from the wireless communication unit 17 of the television receiver 1 is not limited to digital audio information.
Furthermore, although the thing of the structure which incorporated the radio | wireless communication part 21 was illustrated as the headphones 2, it is not restricted to this, For example, the receiving adapter which mounts the radio | wireless communication part 21 should be provided separately from a headphone main body. Anyway.

  In addition, the configurations of the television receivers 1, 201, 301 and the headphones 2, the shapes of the respective parts, and the like are merely examples, and are not limited thereto.

It is the figure which showed typically the whole structure of the television broadcast viewing-and-listening system of Embodiment 1 to which this invention is applied. It is a block diagram which shows the principal part structure of the television receiver which comprises the television broadcast viewing-and-listening system of FIG. It is a block diagram which shows the principal part structure of the headphones which comprise the television broadcast viewing-and-listening system of FIG. It is a flowchart which shows an example of the operation | movement which concerns on the pairing process by the television broadcast viewing-and-listening system of FIG. It is the figure which showed typically the whole structure of the television broadcast viewing-and-listening system of Embodiment 2 to which this invention is applied. It is a block diagram which shows the principal part structure of the television receiver which comprises the television broadcast viewing-and-listening system of FIG. It is a block diagram which shows the principal part structure of the television receiver which comprises the television broadcast viewing-and-listening system of the modification 2. It is the figure which showed typically the whole structure of the television broadcast viewing-and-listening system of the modification 3. It is a block diagram which shows the principal part structure of the television receiver which comprises the television broadcast viewing-and-listening system of the modification 1.

Explanation of symbols

100, 200, 300 TV broadcast viewing system (client / server system)
1, 201, 301 Television receiver (server device)
1A Receiver Main Body 14 Video Display Unit (Display Unit)
15 Audio output unit (TV sound output unit)
17 Wireless communication unit (sound transmission means, server-side regular identification information transmission means)
191 CPU (server-side determination means, server-side temporary wireless connection execution control means, server-side regular wireless connection execution control means, server-side identification information storage control means)
193 EPROM (server side temporary information storage means)
193e identification information storage unit (server side identification information storage means)
1B remote control b1 operation part (mode switching means)
2 Headphones (client terminal device)
21 Wireless communication unit (sound receiving means, mixed sound receiving means, multiple sound transmitting means, client-side regular identification information transmitting means)
24 Audio output unit (receiver side sound output unit)
25 Operation part (operation means, mixed sound selection operation means, sound selection operation means)
261 CPU (client side determination means, client side temporary wireless connection execution control means, client side regular wireless connection execution control means, client side identification information storage control means)
263 EPROM (temporary information storage means on the client side)
263e identification information storage unit (client side identification information storage means)
N wireless network

Claims (5)

In a television broadcast viewing system comprising a television receiver and a plurality of audio receiving devices connected to the television receiver via a wireless communication line,
Each of the audio receiving devices
Pairing execution means for performing a pairing operation to establish a pairing with the television receiver;
Identification information storage means for storing identification information used in the pairing operation by the pairing execution means;
Determination means for determining whether or not regular identification information used for regular wireless connection with the television receiver is stored in the identification information storage means when the sound receiving device is powered on;
Temporary information storage means for storing temporary identification information that is used in common with the television receiver and whose communication function is limited for pairing with the television receiver;
When the determination means determines that the regular identification information is not stored, the pairing execution means is caused to execute the pairing operation using the temporary identification information stored in the temporary information storage means. Temporary wireless connection execution control means for establishing a temporary wireless connection;
After the provisional wireless connection is completed by the provisional wireless connection execution control means, regular identification information transmitting means for transmitting the regular identification information to the television receiver;
An television broadcast viewing system comprising: identification information storage control means for storing the regular identification information in the identification information storage means after transmission of the regular identification information by the regular identification information transmission means. In a server device connected to a client terminal device via a wireless communication line and constituting a client / server system together with the client terminal device,
Server-side pairing execution means for performing a pairing operation to establish pairing with the client terminal device;
Server-side identification information storage means for storing identification information used in the pairing operation by the server-side pairing execution means;
Server-side determination means for determining whether or not regular identification information used for regular wireless connection with the client terminal device is stored in the server-side identification information storage means;
Server-side temporary information storage means for storing temporary identification information that is used in common with the client terminal device and whose communication function is limited for pairing with the client terminal device;
If it is determined by the server-side determination means that the regular identification information is not stored, the server-side pairing execution means uses the temporary identification information stored in the server-side temporary information storage means. A server-side temporary wireless connection execution control means for executing a ring operation to establish a temporary wireless connection;
Server-side regular identification information transmitting means for transmitting the regular identification information to the client terminal device after completion of provisional wireless connection by the server-side temporary wireless connection execution control means;
A server apparatus comprising: server-side identification information storage control means for storing the regular identification information in the server-side identification information storage means after transmission of the regular identification information by the server-side regular identification information transmission means.   The server apparatus according to claim 2, wherein the server-side determination unit determines whether the regular identification information is stored when the server apparatus is powered on. In a client terminal device connected to a server device via a wireless communication line and constituting a server / client system together with the server device,
Client-side pairing execution means for performing a pairing operation to establish pairing with the server device;
Client side identification information storage means for storing identification information used in the pairing operation by the client side pairing execution means;
Client-side determination means for determining whether regular identification information used for regular wireless connection with the server device is stored in the client-side identification information storage means;
Client-side temporary information storage means for storing temporary identification information that is used in common with the server device and whose communication function is limited for pairing with the server device;
When it is determined by the client side determination means that the regular identification information is not stored, the pairing execution means is connected to the client side pairing execution means using the temporary identification information stored in the client side temporary information storage means. A client-side temporary wireless connection execution control means for executing a ring operation to establish a temporary wireless connection;
Client-side regular identification information transmitting means for transmitting the regular identification information to the server device after completion of temporary wireless connection by the client-side temporary wireless connection execution control means;
A client terminal device comprising: client-side identification information storage control means for storing the regular identification information in the client-side identification information storage means after transmission of the regular identification information by the client-side regular identification information transmission means .   5. The client terminal device according to claim 4, wherein the client-side determination unit determines whether or not the regular identification information is stored when the client terminal device is powered on.

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