JP5603123B2 - Linked broadcasting system, transmitter and database - Google Patents

Description

The present invention performs broadcast via a specific segment in a predetermined region, and relates to a transmitting device to work with other transmission apparatus which performs broadcast separately close to the area.

  In recent years, as listed below, terrestrial digital broadcasting has various advantages that cannot be realized by analog broadcasting, and the end of analog broadcasting is approaching. Therefore, receivers are rapidly spreading.

(1) It is possible to avoid many of ghosts caused by noise superimposed on the propagation process of broadcast waves or reflections by features.
(2) It is easy to provide interactive services that viewers can participate in, such as quizzes and questionnaires.

(3) Services for the elderly and persons with disabilities are provided, such as subtitle broadcasting, commentary broadcasting (such as drama stories), and changes in audio speed.
(4) Various information such as information related to programs, news, weather forecasts, etc. will be provided from time to time.
(5) A program guide is provided as an electronic program guide (EPG).
(6) “One-segment broadcasting” that can be viewed on mobile phone terminals will be provided.

  In addition, such “One Seg Broadcasting” has a high possibility of application in various fields. For example, disaster forecasts and damage situations such as earthquakes, typhoons, fires, and tsunamis (hereinafter referred to as “emergency information”). .) Is planned for rapid communication.

  Conventionally, the transmission of emergency information by “one-segment broadcasting” is, for example, in a shopping street where transmitters 51-1 to 51-3 are installed to realize independent broadcasting by a plurality of stores, as shown in FIG. It can be realized as follows.

(1) The transmitters 51-1 to 51-3 form wireless zones 51Z-1 to 51Z-3 that are adjacent to each other, and in normal times, independent broadcast programs that are different in these wireless zones 51Z-1 to 51Z-3, respectively. P1, P2, and P3 are transmitted.
(2) In an emergency, the transmitters 51-1 to 51-3 change to the wireless zones 51Z-1 to 51Z-3 without changing the channel and segment through which the independent broadcast programs P1, P2, and P3 were transmitted. On the other hand, emergency information is transmitted instead of these independent broadcast programs P1, P2, and P3.

  In addition, at least the main part of such emergency information is distributed via a communication path such as the Internet from a server or a specialized institution that provides individual emergency information, for example, as formed in the patent document described later, Alternatively, it is held in advance in a memory (not shown) provided in the transmitters 51-1 to 51-3.

  That is, in the conventional example, in any of the radio zones 51Z-1 to 51Z-3, hunting is added to the channel and segment (hereinafter referred to as “emergency broadcast channel”) applied to emergency information broadcasting in FIG. As shown below, and listed below, the channels and segments (hereinafter referred to as “normal broadcast channels”) used for normal broadcasting are applied without change.

(1) Wireless zone 51Z-1: Channel A (segment 1)
(2) Wireless zone 51Z-2: Channel B (segment 3)
(3) Wireless zone 51Z-3: Channel C (segment 5)

  Therefore, a user of a terminal such as a mobile phone terminal located in these wireless zones 51Z-1 to 51Z-3 can quickly view emergency information instead of the self-broadcast program being viewed without performing any special operation. it can.

As prior arts related to the present invention, there are Patent Documents 1 to 6 described later.
(1) “A broadcasting device that transmits a program via a specific segment of digital broadcasting has a control means that transmits emergency information via a specific segment instead of a program in an emergency” The broadcasting device is characterized in that emergency information can be transmitted with high accuracy to all terminals and receiver users without being changed to ...

(2) “A device linkage device that links the operations of multiple devices used for content playback, and for each attribute of the content, a correspondence table storing a mode correspondence table indicating the mode corresponding to the attribute. A mode specifying unit for specifying a mode corresponding to the attribute acquired by the attribute acquiring unit from among a plurality of modes shown in the mode correspondence table, a storage unit, an attribute acquiring unit for acquiring the attribute of the content to be played back And a cooperation execution unit that causes the plurality of devices to reproduce the content to be reproduced by linking the operations of the plurality of devices according to the mode specified by the mode specifying unit. Device cooperation device characterized by “reducing the operation burden caused by the device and appropriately linking the devices”. Patent Document 2

(3) “Information on various types of advertisements / advertisements can be obtained by specifying the genre (industry, company, product, service, etc.) and the area, and at the same time, the advertisement / advertiser is limited to the area. , Based on location or address code or postal code or telephone number or similar encoded or coded information, using the interactive functions of Internet mail and homepage, or digital broadcasting on TV. Providing Information etc. Characterized by ... Patent Document 3

(4) “Data communication network for data exchange, one or more regional information providing means connected to the data communication network and providing regional information, and the regional information provision connected to the data communication network Storing all of the area information provided by the means and transmitting the corresponding area information together with the area identification code assigned in advance, and the area information transmitted from the area information distributing means By including a plurality of area information receiving devices that are received when the identification code and the area code set for each match, “the receiving device is where the receiving device is located or the receiving device is carried to the user. It is possible to selectively receive and store only regional information related to the place where the local information is provided.

(5) “A method of communicating neighboring base station information in a mobile communication system, wherein the neighboring base station information is obtained as a step of acquiring neighboring base station information from at least one neighboring base station in a first base station. Corresponding to the at least one neighboring base station and being provided to the first base station through a communication network, and moving the obtained neighboring base station information from the first base station to the first base station Including the step of transmitting to the station subscriber ”, a method characterized in that“ adjacent base station information is communicated to a mobile station subscriber in the mobile communication system ”.

(6) “In a broadcast-linked disaster countermeasure support system that broadcasts a video stream containing audio information that has been programmed into a corresponding area via each transmitting station to which a broadcasting area is assigned, An emergency countermeasure processing unit for generating emergency information, an emergency countermeasure processing server for transmitting emergency information for each generated disaster area, and receiving emergency information sent from the emergency countermeasure processing server, A data broadcast content server that generates data broadcast content based on emergency information for each region, converts the generated data broadcast content into a data broadcast stream for each disaster region, and outputs the data stream. The distributed video stream and the data broadcast stream for each disaster area output from the data broadcast content server. By providing a broadcasting equipment system that multiplexes reams and broadcasts through each transmitting station that has jurisdiction over the disaster area, the communication congestion from non-disaster areas can be suppressed and the residents in the disaster area can Broadcast cooperation disaster countermeasure support system characterized in that "information necessary at times can be acquired quickly" ... Patent Document 6

Japanese Patent Application No. 2010-063478 WO2007 / 072791 JP 2006-106647 A JP-T-2001-519115 Special table 2007-536874 gazette Japanese Unexamined Patent Application Publication No. 2009-135771

By the way, in the above-described conventional example, for example, in a receiver built in a mobile phone terminal, when the user moves to another wireless zone area together with the user, the “emergency” of each wireless zone before and after the movement Since the “broadcast channel” is different, viewing of emergency information cannot be continued, and an operation for using the “emergency broadcast channel” in the radio zone after movement has to be newly performed.
Therefore, there is a possibility that transmission of emergency information is delayed.

An object of the present invention is to provide a transmission device that can continuously and accurately view emergency information without damaging the operability of the receiver even if the receiver moves.

According to the first aspect of the present invention, in the transmission apparatus that broadcasts to a predetermined area via a predetermined segment, the identification unit is notified from each of the other transmission apparatuses that individually broadcast to the vicinity of the predetermined area. And an identifier indicating a segment provided for the individual broadcast. The parallel broadcasting means broadcasts a program suitable for the predetermined event in parallel with the predetermined segment and the segment respectively indicated by the notified identifier when a predetermined event occurs.

According to a second aspect of the present invention, in the transmission device according to the first aspect, the notification means notifies the identifier of the specific segment to the other transmission device.

As described above, according to the present invention, transmission of broadcast waves performed by individual transmission devices is realized in various forms determined according to the operation mode and state of other transmission devices.
In addition, the transmission apparatus according to the present invention can provide other transmission apparatuses with an operation trigger or environment according to a form in which the form or state of operation of the transmission apparatus has some relationship or correlation.
Furthermore, the transmission apparatus according to the present invention can accumulate and manage the operation mode and state of each transmission apparatus in a unified manner, even when there are a plurality of other transmission apparatuses or a large number of other transmission apparatuses. Correspondingly, it is possible to link with other transmission devices via a distributable database or server.

In addition, the transmission device according to the present invention can transmit broadcast waves in various forms determined according to the operation mode and state of other transmission devices.
Furthermore, the transmission apparatus according to the present invention can transmit a broadcast wave in cooperation with other transmission apparatuses even when there are a plurality of other transmission apparatuses or a large number of other transmission apparatuses.
In addition, the transmission apparatus that individually transmits broadcast waves under the database according to the present invention is determined according to the operation mode and state of other transmission apparatuses even when there are a large number of these transmission apparatuses. It works or the state is fixed.

  Therefore, the broadcasting system to which the present invention is applied can flexibly realize various broadcasting under the cooperation of a plurality of transmission devices, and the possibility of application to many fields and uses is enhanced.

It is a figure which shows one Embodiment of this invention. It is a figure explaining operation | movement of this embodiment. It is an operation | movement flowchart of the control part with which each transmitter was provided in this embodiment. It is a figure which shows the structure of a channel segment table. It is a figure which shows the structural example of the type | system | group which transmits emergency information by "one segment broadcast".

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
FIG. 1 is a diagram showing an embodiment of the present invention.
The difference between the present embodiment and the conventional example shown in FIG. 5 is as follows.

(1) The transmitters 10-1 to 10-3 capable of performing transmission in parallel with a plurality of segments (channels to be arranged may be different) are replaced with the transmitters 51-1 to 51-3. Each is provided.

(2) These transmitters 10-1 to 10-3 form wireless zones 10Z-1 to 10Z-3, respectively, instead of the wireless zones 51Z-1 to 51Z-3 shown in FIG.

The transmitter 10-1 includes the following elements.
(1) A transmission unit 11-1 that is provided with contents indicating a self-broadcast program in a normal time and emergency information in an emergency and outputs a predetermined broadcast wave modulated by the content

(2) Communication module 12-1 forming an ad hoc multi-hop communication network having transmitters 10-1 to 10-3 as communication nodes (or communication terminals)

(3) Control unit 13-1 having an input port connected to the output of the communication module 12-1 and an output port connected to the control terminal of the transmission unit 11-1.

  Since the configurations of the transmitters 10-2 and 10-3 are the same as the configurations of the transmitter 10-1, in the following, the corresponding constituent elements will be replaced with the suffix “1”, “2” or “ The same reference numerals with “3” added are assigned, and the illustration and description thereof are omitted here.

FIG. 2 is a diagram for explaining the operation of the present embodiment.
FIG. 3 is an operation flowchart of a control unit provided in each transmitter in the present embodiment.
The operation of this embodiment will be described below with reference to FIGS.

  In the following, for items that apply to all of the transmission units 10-1 to 10-3, the suffix “C” in place of the above-mentioned suffix numbers “1” to “3” is added to the reference numerals of related components. And describe.

In the transmission unit 10-C, the control unit 13-C includes a channel segment table (hereinafter referred to as “CS table”) 13CST-C configured as follows, as shown in FIG.
(1) It has three surfaces corresponding to channels A, B and C, respectively.

(2) Each of these planes consists of 13 records that individually correspond to 13 segments that can be used for one-segment broadcasting, and whose contents are set to any one of the following three types.
(2-1) When the corresponding segment is not used as either “normal broadcast channel” or “emergency broadcast channel”, it is set to the character “0”.

(2-2) When the corresponding segment is used as a “normal broadcast channel”, it is set to the character “1”.
(2-3) When the corresponding segment is to be used as an “emergency broadcast channel” under the process described later, it is set to the letter “E”.

The control unit 13-C performs the following process at the time of startup.
(1) The values of all the records on the three surfaces of the CS table 13CST-C are set to “0” (step S1 in FIG. 3).

(2) Among the three surfaces of the CS table 13CST-C, the surface and record corresponding to the channel and segment to be applied as the “normal broadcast channel” are specified, and the content of the record is set to “1” ( FIG. 3 step S2).

(3) Instructing the “normal broadcast channel” to the transmitter 11-C (step S3 in FIG. 3).

  The transmitter 11-C transmits the broadcast wave modulated with the “normal broadcast” content to the radio zone 10Z-C via the “normal broadcast channel” instructed in this way (FIG. 2 (1)). .

  Therefore, a terminal (receiver) located in the wireless zone 10Z-C is used for viewing a normal broadcast by receiving the broadcast wave transmitted by the transmission unit 11-C.

  Further, the communication module 12-C is a communication module provided in another transmitter (a code other than “12-C” among codes “12-1” to “12-3”). And an ad hoc multi-hop communication network having the communication module 12-C as a communication node or a communication terminal.

  Furthermore, every time the status or event listed below is identified, the communication module 12-C sends “ordinary” assigned to the transmitter 10-C to other communication modules via the ad hoc multi-hop communication network. The identifier of the “broadcast channel” (hereinafter referred to as “CS identifier”) is transferred (FIG. 2 (2)).

(1) Start (completion)
(2) Update of the above “normal broadcast channel”
(3) Trigger given at a predetermined cycle (frequency)

On the other hand, the control unit 13-C ′ provided in the transmitter 10-C ′ other than the transmitter 10-C performs the following processing in cooperation with the communication module 12-C ′.
(1) The transferred “CS identifier” is identified (FIG. 2 (3), step S4 in FIG. 3).

(2) When the identified “CS identifier” indicates the “normal broadcast channel” set for the transmitter 10-C, the three surfaces constituting the CS table 13CST-C ′ and these surfaces Among the 13 records included in the field, the value of each record indicated by the “CS identifier” is set to “E” (step S5 in FIG. 3).

(3) On the contrary, when the identified “CS identifier” means the target of deletion of the “normal broadcast channel” set in the transmitter 10-C, the three constituting the CS table 13CST-C ′ The value of each record indicated by the “CS identifier” among the surfaces and the 13 records included in these surfaces is set to “0” (step S6 in FIG. 3).

  Therefore, the content of the CS table 13CST-C (13CST-C ') provided in the transmitter 10-C (10-C') is set to "1" in the value of the record corresponding to "normal broadcast channel". And the value of the record corresponding to each “normal broadcast channel” of the other transmitters 10-C ′ (10-C) is set to “E” and maintained.

In the transmitter 10-C ′, when the controller 13-C ′ identifies an emergency state such as an earthquake, a fire, a tsunami, or the like, it performs the following process (FIG. 2 (4)).
(1) Out of 13 records included in each surface of CS table 13CST-C ', channel and segment pairs corresponding to individual records whose values are set to "1" or "E""Broadcastchannel" (step S7 in FIG. 3).
(2) These “emergency broadcast channels” are designated to the transmitter 11-C ′ (step S8 in FIG. 3).

  The transmitter 11-C ′ transmits in parallel the broadcast wave modulated by the emergency information through all the “emergency broadcast channels” designated in this way (FIG. 2 (5)).

  That is, in the radio zones 10Z-1 to 10Z-3, as shown by hunting on the right side of FIG. 1, all of the “normal broadcast channels” applied to these 10Z-1 to 10Z-3 are displayed. Applicable as “emergency broadcast channel”.

  Therefore, a terminal that has been watching an independent broadcast in any one of the radio zones 10Z-1 to 10Z-3 has a period of movement as long as it is located in any one of these radio zones 10Z-1 to 10Z-3. In any case, after moving, the user is not forced to perform any special operation, and the emergency information is continuously viewed.

  Further, as described above, the communication modules 12-1 to 12-3 are linked in the delivery of the “CS identifier” between the transmitters 10-1 to 10-3 (control units 13-1 to 13-3). This is done through an ad hoc multi-hop communication network formed by doing so.

  In such an ad hoc multi-hop communication network, communication between wireless nodes is realized end-to-end without going through a trunk transmission line or a large-scale facility where a large amount of traffic is concentrated.

  Therefore, according to this embodiment, it is possible to quickly and variously adapt to the installation, expansion, relocation, removal, etc. of the transmitter 10-C, and to transmit emergency information flexibly adapted to the movement and position of the terminal Is realized quickly and stably without leakage.

  In the present embodiment, the information delivered between the transmitters 10-1 to 10-3 is not limited to the above-described “CS identifier”. For example, as listed below, achievement of unique effects is achieved. Various information (indicating the operation mode and status of the transmitter 10-C) may be delivered together with the “CS identifier” or instead of the “CS identifier”.

(1) Antenna system characteristics (directivity, polarization, gain, etc.), transmission power value, applicable broadcast and modulation systems, and combinations of “normal broadcast channel” and “emergency information channel”. Effect)
(1-1) Avoidance of interference and interference
(1-2) Ensuring energy saving and transmission quality, flexible adaptation to various broadcasting systems
(1-3) Standardization of hardware configuration that can be adapted to the desired broadcasting system

(1-4) Wide area transmission by expanding the wireless zone as illustrated below
(1-4-1) Flexible adaptation to disaster prevention in response to events such as fires in a shopping street
(1-4-2) Intermittent or temporary (entire) simultaneous broadcasting at amusement parks and wide area attractions
(1-4-3) Broadcast to specific booths or all booths at the exhibition hall
(1-4-4) Switching of broadcasting format suitable for transmission of local information and global information for the area subject to merger of municipalities (for ensuring regionality for tourism and commercial activities, and for disaster prevention and administration in a wide area) And the relevant information transmission is achieved.)

(2) Channel identifiers conforming to the broadcasting system (including radio broadcasting by three segments) (the identifier and number of applicable segments may not be included)
[Unique effects that can be achieved]
(2-1) Flexible adaptation not only to full-segment broadcasting and one-segment broadcasting (including independent broadcasting), but also to various broadcasting systems that can provide various contents such as various images, text, and audio
(2-2) Standardization of hardware configuration

  Further, as described above, the reason why the information delivered between the transmitters 10-1 to 10-3 is applied is limited to the point in time when "emergency information" to be quickly transmitted is given or identified. First, it may be any trigger suitable for “information to be delivered” and “effect to be achieved”.

  Furthermore, in the present embodiment, delivery of the “CS identifier” between the transmitters 10-1 to 10-3 (communication modules 12-1 to 12-3) is not limited to the ad hoc multi-hop communication network. It may be performed via any communication network or communication link listed in the above.

(1) Internet (including data communication networks to which MPLS is applied, wireless LAN, and VPN)
(2) Dedicated LAN
(3) A data channel formed by multiplexing with broadcast waves

  In the present embodiment, the transmitter (communication module) that delivers the “CS identifier” may be, for example, restriction of emergency information transmission in an unnecessary channel or segment, avoidance of responsiveness deterioration, “transmitter 10 − When it is required to ensure uniqueness and confidentiality among those who intend to use 1Seg broadcasting via 1-10-3 and the region, they may be specified or classified based on any of the following: .

(1) Communication address such as IP address
(2) Physical address such as MAC address
(3) Authentication technology for limiting access rights to the network
(4) Restricting delivery destinations by multicast or polling

  Further, in the present embodiment, the interference and interference caused by the plurality of transmitters 10-1 to 10-3 broadcasting emergency information in parallel via the emergency broadcast channel are the radio zones 10Z-C described above. And the difference in the time required for propagation of the broadcast wave to the area where the radio zones of other broadcasting stations that are geographically adjacent overlap each other can be avoided by setting the guard interval (≈126 μsec) or less. Good.

  Further, in the present embodiment, the control unit 13-C provided in the transmission device 10-C performs the combination of each record (channel A to C with the desired segment) of the CS table 13CST-C described above. The “normal broadcast channel” and the “emergency broadcast channel” are identified by referring to “corresponding”).

  However, the structure of the CS table 13CST-C is set in the “CS identifier” notified from the transmitting apparatus 10-C ′ other than the transmitting apparatus 10-C or the “CS identifier” as listed below. Instead, any information suitable for the configuration and content of the notified information may be used.

(1) When there is only one combination of a segment used as a “normal broadcast channel” by the transmission apparatus 10-C ′ and a channel on which the segment is formed, and only such a combination is notified It may be configured as a one-dimensional table that stores only the identifiers of these channels and segments.

(2) When the combination of the segment used as the “normal broadcast channel” by the transmission apparatus 10-C ′ and the channel on which the segment is formed corresponds to only one “emergency broadcast channel” in the transmission apparatus 10-C May be configured as a mere storage area. Such a storage area may be arranged in either the control unit 13-C or the transmission unit 11-C.

  Furthermore, in the present embodiment, delivery of “CS information” is directly performed between the transmitters 10-1 to 10-3.

  However, such “CS information” is generated at a predetermined trigger (for example, transmitted by a database or server that temporarily collects and stores “CS information” delivered from the transmitters 10-1 to 10-3, for example). May be distributed to these transmitters 10-1 to 10-3 (depending on the request given by the machine).

  Further, the configuration of the present invention is not limited to the configuration shown in FIG. 1. If all “normal broadcast channels” in adjacent radio zones are also applied to the broadcast of “emergency information”, the transmitter 10-1 The configuration of -10-3 and the form of function distribution and load distribution among these transmitters 10-1 to 10-3 may be any.

  Further, the present invention is not limited to the above-described embodiments, and various configurations can be made within the scope of the present invention, and any improvement may be applied to all or some of the components.

Hereinafter, the inventions disclosed in the present application will be organized and listed in a format according to the descriptions in the “Claims” and “Means for Solving the Problems” columns.
[ 1 ] Each transmission device that transmits a broadcast wave identifies the operation mode or state of the other transmission device, and the operation mode or state of the other transmission device with respect to the operation mode or state of the individual transmission device. A linked broadcasting system characterized by reflecting the status.
[ 2 ] A transmission device for transmitting broadcast waves,
An identification means for identifying an operation mode or state of the transmission device;
A transmission device comprising: communication means for handing over the operation mode or state to another transmission device different from the transmission device.
[ 3 ] A transmission device for transmitting broadcast waves,
An identification means for identifying an operation mode or state of the transmission device;
Another transmission device different from the transmission device, and a communication device that delivers the operation mode or status of the transmission device to a database or server that accumulates the operation mode or status individually delivered by the transmission device. A transmitter characterized by the above.
[ 4 ] A transmission device for transmitting broadcast waves,
A communication means for acquiring an operation mode or state of the other transmission device from another transmission device different from the transmission device;
And a control unit that reflects the operation mode or state of the other transmission device in the operation mode or state of the transmission device.
[ 5 ] A transmission device for transmitting broadcast waves,
A communication unit that acquires another transmission device different from the transmission device and a database or a server in which operation modes or states individually delivered by the transmission device are stored;
And a control unit that reflects the operation mode or state of the other transmission device in the operation mode or state of the transmission device.
[ 6 ] Storage means for accumulating the operation mode or state of the transmission device delivered by the transmission device that transmits broadcast waves;
Another transmission device different from the transmission device, or response means for returning, as a response, the operation mode or status of each transmission device stored in the storage means in response to an inquiry made by the transmission device. A database characterized by that.

[ 7 ] In the transmission device according to [2] ,
The communication means includes
It functions as a communication node or communication terminal of an ad hoc multi-hop communication network together with the other transmission device, and hands over the operation mode or state of the transmission device to the other transmission device via the ad hoc multi-hop communication network.
A transmission apparatus characterized by the above.

  In the transmission apparatus configured as described above, the communication unit functions as a communication node or a communication terminal of an ad hoc multi-hop communication network together with the other transmission apparatus, and communicates with the other transmission apparatus via the ad hoc multi-hop communication network. Deliver the operating mode or state of the transmitter.

  In other words, the transfer of the operation mode or state from the transmission apparatus according to the present invention to another transmission apparatus is end-to-end without intervention of a backbone transmission line or a large-scale facility in which a large amount of traffic may be concentrated. It is realized with.

  Therefore, the transmission apparatus and other transmission apparatuses according to the present invention can be quickly and flexibly adapted to installation, expansion, relocation, and removal.

[ 8 ] In the transmission device according to [2] ,
The communication means includes
A transmission apparatus that functions as a communication node or a communication terminal of a data communication network together with the other transmission apparatus, and delivers an operation mode or state of the transmission apparatus to the other transmission apparatus via the data communication network. .

  In the transmission apparatus configured as described above, the communication unit functions as a communication node or a communication terminal of the data communication network together with the other transmission apparatus, and the transmission apparatus is connected to the other transmission apparatus via the data communication network. Deliver the mode or state of operation.

  In other words, the transfer of the operation mode or state from the transmission apparatus according to the present invention to other transmission apparatuses is realized via the Internet and various other data communication networks.

  Therefore, the transmission device and other transmission devices can be linked without significantly increasing the cost regardless of the geographical arrangement and distance of the radio zones individually formed by them.

[ 9 ] In the transmission device according to any one of [2], [7], and [8] ,
The communication means includes
A transmission apparatus characterized by identifying the other transmission apparatus based on any one of a communication address, a communication procedure, and authentication, and handing over an operation mode or a state of the transmission apparatus limited to the identified transmission apparatus. .

  In the transmission apparatus configured as described above, the communication unit identifies the other transmission apparatus based on any one of a communication address, a communication procedure, and authentication, and the transmission unit is limited to the identified transmission apparatus. Deliver the mode or state of operation.

  That is, the transmission device that should be the delivery destination of the operation mode and state described above is a transmission device that can be linked based on the operation mode and state, or a transmission that can be linked to the transmission device according to the present invention. It is limited to a device or an allowable transmission device.

  Therefore, for such a useless transfer (transfer) of the operation mode and state of the transmission apparatus according to the present invention to a transmission apparatus that cannot be allowed or allowed to be allowed, and such a useless transfer (transfer). The resulting reduction in responsiveness is avoided, and uniqueness and confidentiality between operators of individual transmission apparatuses and between areas where these transmission apparatuses are installed are ensured.

[ 10 ] In the transmission device according to [3] ,
The communication means includes
A transmission apparatus characterized by specifying the database or the server based on any one of a communication address, a communication procedure, and authentication, and handing over the operation mode or state limited to the specified database or server.

  In the transmission device having such a configuration, the communication unit specifies the database or the server based on any one of a communication address, a communication procedure, and authentication, and the operation unit is limited to the specified database or server. Deliver form or state.

  In other words, a database or server that intervenes in the process of delivery of the operation mode and state between the transmission device according to the present invention and other transmission devices can be linked to these transmission devices and other transmission devices. Limited to databases or servers that are or are allowed.

  Therefore, useless transfer (transfer) of the operation mode and state of the transmission apparatus according to the present invention to a database or server that cannot be allowed or allowed, and such useless transfer (transfer). Therefore, the uniqueness and confidentiality between the operators of the individual transmission apparatuses and between the areas where these transmission apparatuses are installed are ensured.

[ 11 ] In the transmission device regulated in any one of [2] to [10] ,
The operation mode or state of the transmitter is as follows:
The transmission apparatus, wherein the broadcast wave is an identifier of a channel to be transmitted.

  In the transmission apparatus having such a configuration, the operation mode or state of the transmission apparatus is an identifier of a channel through which the broadcast wave is to be transmitted.

  That is, other transmission devices identify channels that can transmit broadcast waves by the transmission device according to the present invention without transmitting broadcast waves originally, and some modes of operation are considered as behavior for the channels. Alternatively, it can be reflected in the state.

  Therefore, the transmission apparatus according to the present invention can give another transmission apparatus a trigger or premise that enables formation of a radio zone by substituting, sharing, or merging with a radio zone formed by the transmission apparatus.

[ 12 ] In the transmission device according to [4] ,
The communication means includes
An operation mode or state of the other transmission device is acquired via an ad hoc multi-hop communication network having the other transmission device as a communication node or a communication terminal.

  In the transmission apparatus configured as described above, the communication unit acquires an operation mode or state of the other transmission apparatus via an ad hoc multi-hop communication network having the other transmission apparatus as a communication node or a communication terminal.

  That is, the delivery of the operation mode or state from the other transmission device to the transmission device according to the present invention is end-to-end without intervention of a backbone transmission line or a large-scale facility in which a large amount of traffic may be concentrated. It is realized with.

  Therefore, the transmission apparatus and other transmission apparatuses according to the present invention can be quickly and flexibly adapted to installation, expansion, relocation, and removal.

[ 13 ] In the transmission device according to [4],
The communication means includes
An operation mode or state of the other transmission device is acquired via a data communication network having the other transmission device as a communication node or a communication terminal.

  In the transmission apparatus having such a configuration, the communication unit acquires the operation mode or state of the other transmission apparatus via a data communication network having the other transmission apparatus as a communication node or a communication terminal.

  In other words, the transfer of the operation mode or state from another transmitting apparatus to the transmitting apparatus according to the present invention is realized via the Internet or other various data communication networks.

  Therefore, the transmission device and other transmission devices are based on the above-described operation mode or state without a significant increase in cost regardless of the geographical arrangement and distance of the radio zones individually formed by them. It becomes possible to link.

[ 14 ] In the transmission device according to any one of [4], [12], and [13],
The communication means includes
A transmission device comprising: specifying the other transmission device based on any one of a communication address, a communication procedure, and authentication, and acquiring an operation mode or a state of the specified other transmission device.

  In the transmission apparatus having such a configuration, the communication unit identifies the other transmission apparatus based on any one of a communication address, a communication procedure, and authentication, and an operation mode or state of the identified other transmission apparatus To get.

  That is, the other transmission device that delivers the operation mode or state that should be reflected in the operation mode or state of the transmission device according to the present invention can be linked to the transmission device according to the present invention, or allowed. It is limited to the transmission apparatus to be used.

  Therefore, useless delivery (transfer) of the operation mode and state to the transmission apparatus according to the present invention by the transmission apparatus that cannot be allowed or allowed to be allowed, and such useless delivery (transfer). Therefore, the uniqueness and confidentiality between the operators of the individual transmission apparatuses and between the areas where these transmission apparatuses are installed are ensured.

[ 15 ] In the transmission device according to [5] ,
The communication means includes
A transmission apparatus that identifies the database or server based on any one of a communication address, a communication procedure, and authentication, and obtains an operation mode or state of the other transmission apparatus from the identified database or server. .

  In the transmission apparatus configured as described above, the communication unit identifies the database or server based on any one of a communication address, a communication procedure, and authentication, and operates the other transmission apparatus from the identified database or server. Get the form or state.

  In other words, a database or server that intervenes in the process of delivery of the operation mode and state between the transmission device according to the present invention and other transmission devices can be linked to these transmission devices and other transmission devices. Limited to databases or servers that are or are allowed.

  Therefore, useless transfer (transfer) of the above-described operation mode and state to a database or server that cannot be allowed or allowed, and a response resulting from such useless transfer (transfer) The uniqueness and secrecy between the operators of the individual transmission devices and the areas where these transmission devices are installed are ensured.

[ 16 ] In the transmission device according to any one of [4], [5], [12], [13], [14], and [15] ,
The mode or state of operation of the other transmission device is as follows:
An identifier of a channel on which the broadcast wave is to be transmitted by the other transmission device;
The control means includes
The transmission apparatus, wherein the transmission apparatus adds a channel indicated by the identifier to a channel through which the broadcast wave is to be transmitted.

  In the transmission apparatus having such a configuration, the operation mode or state of the other transmission apparatus is an identifier of a channel on which the broadcast wave should be transmitted by the other transmission apparatus. The control means adds a channel indicated by the identifier to a channel through which the transmission apparatus is to transmit the broadcast wave.

  That is, the transmission apparatus according to the present invention transmits broadcast waves to a channel that does not originally transmit broadcast waves, although broadcast waves are transmitted by other transmission apparatuses.

  Therefore, the transmission apparatus according to the present invention can geographically expand the radio zone formed by other transmission apparatuses by newly forming a radio zone that overlaps the radio zone formed by the transmission apparatus. .

[ 17 ] In the transmission device according to [16] ,
The control means includes
A transmission device that adds a channel indicated by the identifier to a channel on which transmission of the specific broadcast wave is to be performed in accordance with a specific event on which transmission of the specific broadcast wave is to be performed by the transmission device. .

  In the transmission device having such a configuration, the control unit is configured to transmit the specific broadcast wave to the channel on which the specific broadcast wave is to be transmitted according to the specific event on which the transmission of the specific broadcast wave is to be performed. Add the channel indicated by the identifier.

That is, the geographical expansion of the “wireless zone formed by other transmitting devices” by newly forming the “wireless zone that overlaps the wireless zone formed by the transmitting device according to the present invention” It is planned as a trigger.
Therefore, the wireless zone can be flexibly expanded according to various events.

[ 18 ] In the transmission device according to [16] or [17] ,
The content indicated by the broadcast wave transmitted to the channel to be transmitted by the transmission device and the channel indicated by the identifier is:
A transmitter characterized in that it is information to be broadcast.

  In the transmission device having such a configuration, the content indicated by the broadcast wave transmitted to the channel to be transmitted performed by the transmission device and the channel indicated by the identifier is information to be broadcasted. It is.

  That is, in the first wireless zone originally formed by the transmission apparatus according to the present invention, a wireless zone that substantially expands the second wireless zone formed by the other wireless zones is formed, and these In any of the wireless zones, the content is broadcast.

  Therefore, even after the receiver located in the second wireless zone area moves to the first wireless zone area, the user can continue to view the content without being forced to perform a special operation. can do.

[ 19 ] In the database according to [6] ,
The reception of the inquiry and the transmission of the response are as follows:
The database, which is performed through an ad hoc multi-hop communication network or a data communication network in which another transmission device different from the transmission device and the transmission device are installed as communication nodes or communication terminals.

  In the database having such a configuration, the reception of the inquiry and the transmission of the response are ad hoc multi-hop communication in which another transmission device different from the transmission device and the transmission device are installed as a communication node or a communication terminal. It is performed via a network or a data communication network.

  That is, the database according to the present invention is incorporated in an ad hoc multi-hop communication network as a communication node or a communication terminal together with the transmission device and other transmission devices.

  Therefore, both the reception of the above-described inquiry and the transmission of the response are realized end-to-end without intervention of a backbone transmission line or a large-scale facility in which a large amount of traffic may be concentrated. In addition to the transmission device and other transmission devices, quick and flexible adaptation to the installation, expansion, relocation, and removal of the database according to the present invention is possible.

[ 20 ] In the database according to [6] or [19] ,
The operation mode or state stored in the storage means is:
The database characterized in that it is an identifier of a channel through which the broadcast wave is to be transmitted by another transmitting device different from the transmitting device that issued the inquiry.

  In the database having such a configuration, the operation mode or state stored in the storage means is an identifier of a channel through which the broadcast wave is to be transmitted by another transmission device different from the transmission device that has issued the inquiry.

  That is, the transmitting device that has issued the inquiry identifies the channel through which the broadcast wave is to be transmitted by another transmitting device even though the broadcast wave is not originally transmitted, and as some behavior for the channel, It is possible to reflect the operation mode or state.

  Therefore, the database according to the present invention is a trigger necessary for forming a wireless zone that allows the transmitting device that has made the above inquiry to substitute, share, merge with a wireless zone formed by another transmitting device. And can make assumptions.

10, 51 Transmitter 10Z, 51Z Wireless zone 11 Transmitter 12 Communication module 13 Controller 13CST Channel segment table

Claims (2)

A transmitter that broadcasts to a predetermined area via a predetermined segment,
Identification means for identifying an identifier indicating a segment that is notified from each of the other transmitting devices that broadcast individually in the vicinity of the predetermined area and that is provided for the individual broadcasting;
Parallel broadcasting means for broadcasting a program suitable for the predetermined event in parallel with the predetermined segment and the segment respectively indicated by the notified identifier when a predetermined event occurs;
A transmission device comprising: The transmission apparatus according to claim 1 ,
A transmission apparatus comprising: a notification unit configured to notify the other transmission apparatus of the identifier of the specific segment .