JP2002164858A - Broadcast system, broadcast station system, receiving side system, broadcast receiving method, and broadcasting method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a method and system wherein conditions for discriminative reception are easily and appropriately set, for improved convenience. SOLUTION: A broadcast station system comprising an information center 1 and a broadcast station 2 distributes a condition setting form as a support information. A customer side system 3 sets conditions of discriminative reception by utilizing a distributed condition setting form. The broadcast station system transmits an attribute of the data together with digital data, and acquires the digital data, which is to be received, based on the conditions of discriminative reception set by the customer side system 3, for selective process.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a broadcast system for transmitting and receiving broadcast signals with data.

[0002]

2. Description of the Related Art In recent years, a broadcasting technique for distributing digital data together with a broadcasting signal has been put to practical use. In such digital data distribution, since a large amount of data is received every moment, how to discriminately receive only necessary data on the receiving side is a problem.

For example, Japanese Patent Laying-Open No. 2000-156824, “Digital Broadcasting Receiver” discloses a receiver that stores data differentially based on a keyword registered in advance by a user.

[0004]

However, according to the above-mentioned conventional receiving apparatus, the skill of the keyword for discriminative reception affects the content of the accumulated information. The selection is troublesome and the convenience is low.

The present invention has been made in view of the above circumstances, and has as its object to provide a highly convenient broadcasting system in which the conditions for discriminating reception can be easily set.

[0006]

SUMMARY OF THE INVENTION The present invention for solving the problems of the prior art is a broadcast system for discriminating a broadcast signal with data transmitted from a broadcast station,
A broadcasting station system that distributes support information that supports the setting of discrimination conditions, and performs the setting of discrimination conditions based on the support information, and according to the conditions, the reception target of the data received from the broadcasting station side. And a receiving system for selectively processing only the changed data. As described above, the receiver can specify the discrimination condition by using the support information provided by the broadcasting station,
Conditions can be easily set and accurate conditions can be set, and convenience can be improved.

Further, the present invention for solving the above-mentioned problem of the prior art is a broadcasting station system for discriminatingly acquiring data to be transmitted on the receiver side, and supporting the setting of discrimination conditions. It is characterized by including means for distributing information to a recipient, and means for distributing data by adding a data attribute associated with a setting item included in the support information.

Further, the present invention for solving the problem of the above-mentioned conventional example is a receiving system for discriminatively acquiring data transmitted from a broadcasting station side, and supports setting of discriminating conditions. Means for obtaining support information from the broadcast station side, means for setting discrimination conditions based on the support information and information on the receiver side, and discrimination of data received from the broadcast station side based on the set conditions Means for obtaining
It is characterized by including.

The present invention for solving the above-mentioned conventional problem is a method for receiving a broadcast, in which receiver information is described for setting items included in support information given by a broadcast station. And a step of discriminatively acquiring specific data from a broadcast signal with data transmitted from the broadcast station based on the set conditions. Further, the present invention for solving the problems of the above-mentioned conventional example is a broadcasting method in a broadcasting station, which is a support method for supporting setting of conditions for discrimination in order for a receiver to discriminately acquire data to be transmitted. Delivering information to the receiver side, and delivering data by adding a data attribute associated with a setting item included in the support information;
It is characterized by including.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS [Basic Configuration] An embodiment of the present invention will be described with reference to the drawings. A broadcast system according to an embodiment of the present invention transmits and receives a broadcast signal together with digital data, and the digital data includes an electronic coupon used for advertisement. As shown in FIG. 1, the broadcasting system according to the present embodiment is basically configured by an information center 1, a broadcasting station 2, a customer system 3, and a commercial system 4 arranged in a store.
The customer side system 3 includes a receiver, a car navigation system, a mobile phone, a personal digital assistant (PDA), and the like.
The information center 1 and the broadcasting station 2 correspond to the broadcasting station system of the present invention, and the customer system 3 corresponds to the receiving system of the present invention.

The information center 1 manages a video signal broadcast by the broadcasting station 2 and digital data distributed along with the video signal. The information center 1 obtains and manages advertisement video information and electronic coupon data from a store as an advertiser and a coupon provider, and manages the obtained information. Pay the fee and commission the broadcast of these advertising videos and electronic coupons. The information center 1 collects and analyzes the used electronic coupon from the commercial system 4. This analysis processing will be described later in detail.

Here, as shown in FIG. 2, the electronic coupon includes an identifier (ID) of the electronic coupon, a validity check code (VAL) generated at random, and information (OWN) for specifying a provider. ), The beginning (FROM) and the end (GTR) of the validity period of the electronic coupon, a code (RHT) indicating whether the electronic coupon is transferable or not, and information (B) indicating the basic privilege to be provided. And information (E) indicating the additional privilege and conditions for providing the additional privilege. Here, the additional privilege information (E) is optional. Further, there may be a plurality of pieces of additional privilege information (E).

The broadcasting station 2 transmits an electronic coupon entrusted by the information center 1 together with a broadcasting signal. As shown in FIG. 3, the broadcasting station 2 is composed of a management station 20 and a plurality of regional broadcasting stations 21. In accordance with an instruction from the management station 20, each of the regional broadcasting stations 21 The video signal and digital data are superimposed and modulated, and transmitted as a broadcast signal. What is characteristic in the present embodiment is that the local broadcasting station 21 superimposes and broadcasts a signal of an advertising video entrusted from the information center 1 and an electronic coupon related to the video. A code (broadcasting station code; BC) for identifying the management station 20 and a unique code (broadcasting area code; A)
C) and broadcast date / time information (BD) are included in the electronic coupon and broadcast. Here, it is assumed that the broadcast station code and the broadcast area code are set in advance.

The customer system 3 includes a receiver for receiving and reproducing a video signal, and extracts and stores an electronic coupon from a signal received by the receiver in accordance with an instruction from a viewer (customer). In addition, the stored coupons are selectively transferred to another customer-side system 3 or commercial system 4 in accordance with an instruction from the customer. Specifically, customer system 3
May include a car navigation system 30 mounted on a car and a mobile phone 31 as shown in FIG.
In this case, the car navigation system 30 receives the broadcast signal and the digital data, and captures and stores an electronic coupon according to a customer's instruction. In addition, the car navigation system 30 transfers and deletes the electronic coupon stored in the mobile phone 31 in response to an instruction from the customer. Then, the mobile phone 31 accumulates the electronic coupon and transfers it to the commercial system 4 according to the operation of the customer.

The customer side system 3 is shown in FIG.
As shown in (b), a tuner 32 for receiving a broadcast signal
And a portable terminal 33 such as a PDA. In this case, the mobile terminal 33 connected to the tuner 32
Upon receiving the broadcast signal and digital data demodulated by the tuner 32, the tuner 32 reproduces the broadcast signal and accumulates an electronic coupon as digital data in accordance with an instruction from the customer. Then, the portable terminal 33 is carried to the store, and transfers the accumulated electronic coupon to the commercial system 4 in response to an instruction from the customer, and deletes the electronic coupon.

The features of the present embodiment are as follows. In the customer system 3, when an electronic coupon is acquired, its acquisition time (FT), customer identifier (CID),
The information about the acquisition status such as the information of the acquisition place (FP) is included in the electronic coupon. That is, the contents of the electronic coupons stored in the customer side system 3 together with the information included in the broadcasting station 2 are as shown in FIG. 5, for example. Further, the customer side system 3 may include the time and information related to the transfer in the electronic coupon at the time of transfer.

By the way, if this transfer is performed without any restriction, the coupon itself is electronically copied and kept forever, or it is undesirably distributed illegally. In the present embodiment, the electronic coupon includes a code (RHT) indicating whether the electronic coupon can be transferred and copied based on the will of the provider, and this information is referred to at the time of transfer. This transfer process will be described later in detail.

The commercial system 4 includes an electronic coupon receiver 41 and a POS (Point of Sale), as shown in FIG.
s) 42 and a transmitting device 43. These units are connected to each other via an in-store network.

The receiver 41 transmits a known wireless LA to a portable telephone 31 or a portable terminal 33 of the customer system 3 carried by the customer at the store (hereinafter, collectively referred to as a “portable terminal”).
It accesses using the N technology, and checks whether or not the coupon provided by the store is accumulated. If such a coupon is stored, the coupon is acquired, and the mobile terminal deletes the coupon. When the coupon is acquired, the receiver 41 notifies the clerk that the customer has the coupon and outputs the coupon to the POS 42.

When the customer receives a privilege with an electronic coupon, the POS 42 includes information (purchased product, purchase amount, date and time of purchase, etc.) on the use status of the coupon in the electronic coupon and outputs the information to the transmitting device 43. . Transmission device 4
3 transmits the electronic coupon to the information center 1 via a telecommunication network such as the Internet.

As described above, in the present embodiment, the distribution of the electronic coupon provided by the provider from the information center 1 to the broadcasting station 2 is performed, and the broadcasting station 2 transmits the electronic coupon to a predetermined area. Distribute the coupon, the customer system 3 receives and stores this electronic coupon, transfers it to the mobile terminal, and the customer carries the mobile terminal with the store, and the coupon is transferred to the store-side commercial system; Further, the coupon is distributed in the order of the provider (store), the broadcasting station, the customer, the store, and the information center such that the coupon is collected at the information center 1. In this distribution process, information on the status of acquisition, use, transfer, and the like of the coupon at each location is included in the coupon. As a result, coupons containing specific information at various locations are collected at the information center, and are subjected to analysis processing for efficient distribution of coupons.

[Charging Process] The flow of the charging process in the present embodiment will be described. As described above, the information center 1 pays the broadcasting station 2 a commission based on a broadcasting commission contract. Specifically, the broadcasting station 2 can set a commission according to the number of broadcasting areas, and the information center 1 pays the commission.

In general, information is provided to a customer (broadcast viewer) free of charge. However, the information center 1 charges an information reception fee to the customer and provides a customer ID (CID). By doing so, information may be provided only to specific viewers (members). Also, the information center 1 provides information collected and analyzed by the information center to the store which is the coupon provider and charges a fee. Further, based on the collection result, an information distribution fee corresponding to the use result can be charged.

[Additional Benefits] The coupon further includes conditions relating to the additional benefits and information on the benefits.
When the commercial system 4 acquires a coupon from the customer system 3, the commercial system 4 includes the customer system 3 included in the coupon.
The information indicating the reception status of the coupon is compared with the condition of the additional privilege, and when the condition is satisfied, the additional privilege is provided. Specifically, these conditions include the time and place of receiving the coupon, the number of times the coupon was received,
For example, the type of coupon received.

Further, the information stored in the commercial system 4 may be compared with the conditions for the additional privilege, and the additional privilege may be provided based on the comparison. In this case, the conditions such as the number of visits to the store and the date and time of the previous visit may be considered.

Thus, it is possible to provide a service such that an additional privilege is provided only when all the series advertisements are received. Further, it is possible to provide services such as providing additional benefits to customers who continuously visit.

Further, the electronic coupon information may be mutually transmitted and received between the customer system 3 and the commercial system 4. In this case, each time data is transmitted and received, information about transmission and reception is included in the coupon, this information is compared with the conditions of the additional privilege, and the additional privilege is provided only when the condition is satisfied. Accordingly, it is possible to provide a service in which, when visiting the first store and then the second store, the additional benefits can be enjoyed at each store. Specifically, this can be applied to a service in which there is a benefit when using a related souvenir shop after using a restaurant.

[Filtering Process] A filtering process, which is a feature of the present embodiment, that is, a discrimination reception process will be described. In the broadcasting system of the present embodiment, in order for the customer system 3 to discriminately receive the broadcast signal and the digital data from the broadcast station 2, the broadcast station 2 transmits support information for supporting the setting of the condition for discriminating reception, Based on the support information, the customer-side system 3 sets the conditions for discriminating reception, and according to the conditions, discriminates a receiving target from a broadcast signal and digital data received from the broadcasting station side, and determines the receiving target. It is also preferable to selectively process only broadcast signals and digital data.

That is, the information center 1 provides, as support information, a form for inputting information such as the customer's age, gender, residence area, work area, and hobbies, and information on a genre in which the customer is particularly interested. Then, the broadcasting station 2 distributes this form of information in a broadcast signal. The customer side system 3 acquires the information of this form and presents it to the customer, and the customer adds his / her age, gender,
Information such as the residence area is input and set in the customer system 3 as a filter condition.

The information center 1 adds attribute information (hereinafter, simply referred to as "data attribute") for discrimination to digital data to be distributed to the broadcasting station 2 for distribution. Each digital data is broadcast with a data attribute added. Specifically, if the digital data is a coupon, as shown in FIG. 7, the data attribute includes information (A) specifying the coupon provider and genre information (B), as shown in FIG.
, Time stamp information (C) including a provision date and an expiration date, a telephone number (D), position information (E), information (F) such as a hobby, and information (G) of a provided service. .

When information such as a genre is included, a large classification (b1) is hierarchically arranged as shown in FIG.
It is preferable to include the middle class (b2) and the small class (b3). Here, the form corresponds to the support information of the present invention.

The customer-side system 3 recognizes the data attribute from the digital data superimposed on the broadcast signal, checks whether the data attribute matches the filter condition, and stores the digital data only when it matches, Make presentations to customers. As described here, when the customer sets the filter condition using the form information, the customer side system 3 refers to the information (F) such as the hobby among the data attributes of the received digital data. This information (F) is compared with the filter condition, and the digital data is stored only when the condition is satisfied. Also,
When the customer specifies genre information, the customer side system 3 compares this information with genre information (B) of the data attribute, and selectively accumulates digital data based on the result of the comparison. I do.

The information center 1 is connected to the customer system 3
Are obtained through the Internet or the like, the hobbies are arranged as keys, and the filter conditions set in common are found, as shown in FIG. 8 as general filter conditions corresponding to the hobbies. It is also preferable to set as a simple table. By doing so, the customer can refer to this table using the hobby as a key and easily set the filter conditions without using a form.

Further, when the customer side system 3 is attached to a mobile body such as a car navigation system or a mobile phone, the location information of the mobile body is obtained from the GPS or the location registration information at the telephone station, and the corresponding area is acquired. May be used in combination with the filter condition. In this case, the acquired position information is compared with the position information (E) of the data attribute, and the digital data is selectively stored based on the comparison result.

More specifically, the digital data transmitted from the broadcasting station 2 is, as shown in FIG.
le Markup Language), and each data is
Start tag indicating the genre (here "<k" indicating "park"
ouen> ”) and an end tag (“ </ kouen> ”) (P), and location information (Q) identified by a location information tag (<point>) and entity information ( <information
>). Therefore, if the customer sets the information of the genre of "park" in the filter condition,
The customer side system 3 converts this “<kouen>” to “</ kou
en> ”is extracted and stored.

Further, regardless of the setting of the filter condition, the genre of digital data stored in the customer system 3 and transmitted to the customer may be determined. Examples of such genres include information such as accidents and disasters. The digital data of such a genre is accumulated by the customer system 3 irrespective of the setting of the filter condition. When such digital data is received, the customer-side system 3 may sound a voice such as “Disaster!” Using a known voice synthesis technology.

Further, the filter conditions include personal information such as a customer's birthday and the on-board customer-side system 3.
If so, information on the type of the vehicle may be included.
Thereby, the customer side can acquire a coupon with a privilege or acquire data according to a vehicle / vehicle type according to personal circumstances.

[Reception of Digital Data] When the customer system 3 is, for example, a vehicle-mounted device, the digital data is received when the vehicle engine is stopped and power supply to auxiliary equipment such as an air conditioner and audio equipment is stopped. Disappears. However, it is preferable that certain digital data is selectively accumulated based on the filter conditions described above, and is used for later traveling or the like. Therefore, the in-vehicle customer system 3
Is preferably driven by a battery and constantly stores digital data selectively based on filter conditions. In this case, it is also preferable that the customer side system 3 periodically checks the expiration date information of the stored digital data and deletes the expired one. The battery is charged by the power supply while the auxiliary power is supplied.

[Presentation of Digital Data] The customer side system 3 presents the accumulated digital data to the customer based on predetermined presentation conditions. Here, the presentation condition is location information of a store included in the coupon. Specifically, when the customer-side system 3 is a mobile body such as an in-vehicle device, the position information of the store included in the coupon is compared with the current position of the mobile body acquired by the car navigation system or the like. Sounds while presenting a character string such as "Welcome" when approaching the location of the store, and does not say "Thank you" when you are away from the store, or "Please wait for your next order A character string or voice such as

In this case, the information center 1 sets a presentation condition and information such as a character string and a voice to be presented when the condition is satisfied, in association with a coupon.

[Transfer Processing] When the customer system 3 receives an instruction to transfer an electronic coupon from a customer, the customer system 3 refers to a code (RHT) included in the electronic coupon that indicates whether transfer is possible and whether copying is possible. To perform the transfer process. The code RHT includes, as one mode, a first bit indicating whether transfer is possible and a second bit indicating whether copy is possible. A car navigation system, a mobile phone, a mobile terminal, and the like that constitute the customer system 3 are respectively provided with a customer identifier for identifying a customer and a device identifier for identifying a device.

Each of these devices receives an instruction from a customer to transfer a coupon with a specific device identifier as a destination, and requests a customer identifier from the device (destination device) identified by the device identifier. If the customer identifier received from the destination device matches the customer identifier held by itself, the coupon is transmitted to the destination device, and the stored coupon is deleted. On the other hand, if these customer identifiers do not match, the coupon is transmitted to the destination device by referring to the first bit indicating whether or not the transfer is possible. Remove. If the transfer is not permitted, the transfer is not performed.

Further, when an instruction to copy at the time of transfer is input from the customer, regardless of whether or not the customer identifier of the destination device matches the customer identifier set for itself, the second code of the code RHT is used. Referring to the bit, if the copy is permitted, the stored coupon is not deleted even when the coupon is transmitted to the destination device.
If copying is not possible, the stored coupon is deleted when the coupon is transmitted to the destination device.

As a result, the coupon can be freely transferred between a plurality of devices owned by a specific customer, and can be transferred to another customer based on the conditions contained in the coupon. Is transferred.

Further, in another aspect, a value indicating the maximum number of transfers or copies may be set as the code RHT. In this case, each time transfer or copying is performed, the corresponding maximum number set in the coupon is decremented, and when this becomes "0", transfer or copying is prohibited. At the time of copying, it is preferable to be able to specify a condition for setting the maximum number of times to be set in the coupon after copying.

[Analysis Processing] The information center 1 collects coupons from the commercial system 4 and obtains and uses coupons included in the collected coupons at various places in the distribution process.
Based on the information on the status such as transfer, the relation between the broadcast time zone and the broadcast area, the coupon usage status, the transfer status, and the like is analyzed. As a result, information such as the audience rating of the broadcast content is generated as an analysis result, and is provided to the store as a coupon provider. In addition, the information center 1 can accumulate know-how on the appropriate time zone, broadcast area, and coupon content based on the information, and can also provide a counseling service based on the know-how.

[Other Modes] Further, the coupon distributed from the broadcasting station 2 may include the URL of a Web page provided by the store. In this case, the customer side system 3 may present the URL to the customer, and in accordance with an instruction from the customer, refer to the URL to obtain a Web page and provide the Web page to the customer. In this case, the customer side system 3 includes the number of times of reference to the URL in the coupon as information on the coupon usage status.

In the above description, the coupon information is distributed together with the advertisement broadcast video of the provider. However, for example, the coupon information is included in programs such as a cooking program, a travel program, and gourmet information in the ordinary program. Coupons that can be used at the introduced store or the like may be distributed.

Further, the location information of these stores and the like may be distributed as digital data together with the broadcast video. The customer side system 3 may selectively accumulate and use these according to the filter conditions as described above. Further, the broadcasting station 2 may adjust the data distribution band according to the content of the broadcast signal (the content of the program) distributed together with the digital data.

Further, up to here, the data distribution to the customer side system 3 has always been performed from the broadcasting station 2.
Upon receiving input of information (barcode, telephone number, etc.) described on a print medium such as a magazine or newspaper, the customer-side system 3 receives various information from the information center 1 via the Internet or the like. Is also good. For example, the information center 1 stores a table that associates telephone numbers with location information, and the customer-side system 3 transmits information on the telephone numbers to the information center 1 to acquire the corresponding location information. Then, the information center 1 searches for the position information using the received telephone number, and returns the data.

Further, data recorded on a computer-readable recording medium such as a CD-ROM or a DVD may be read out by the customer side system 3 and installed. In particular, large-capacity data that takes a lot of time to be distributed via a telecommunication network or broadcasting, and data that does not change for a long time (static data) are preferably distributed in such a form.

As described above, according to the present embodiment, in order to discriminate a broadcast signal with data transmitted from a broadcast station, the broadcast station system distributes support information for supporting setting of discrimination conditions, and However, based on this support information, the discrimination conditions are set, and according to the conditions, the broadcasting system selectively processes only the data targeted for reception among the data received from the broadcasting station side. The conditions for discriminating reception can be easily set, and the convenience can be improved.

Further, according to the present embodiment, there is provided a broadcasting station system for discriminatingly acquiring data to be transmitted on the receiver side, and distributing support information for supporting setting of discrimination conditions to the receiver side. Since the broadcasting station system distributes data by adding a data attribute related to a setting item included in the support information, it is possible to easily set conditions for discriminating reception on the receiving side and improve convenience.

Further, according to the present embodiment, there is provided a receiving system for discriminatively acquiring data transmitted from a broadcast station, wherein support information for supporting setting of discrimination conditions is acquired from the broadcast station. Since the discriminating condition is set based on the support information and the information on the receiver side, and the receiving system is configured to discriminately acquire data received from the broadcasting station based on the set condition, discrimination is performed. Reception conditions can be easily set, and convenience can be improved.

Further, according to the present embodiment, for the setting items included in the support information given by the broadcasting station, the receiver information is described and the condition setting is performed, and the broadcast is set based on the set condition. Since the broadcast receiving method is used to discriminately acquire specific data from the broadcast signal with data transmitted from the station, the condition for discriminating reception can be easily set, and the convenience can be improved.

Furthermore, according to the present embodiment, in order for the receiver to obtain the data to be transmitted in a discriminative manner, the support information for supporting the setting of the discrimination conditions is distributed to the receiver, and the support information has Since the broadcasting method is used for distributing data by adding a data attribute related to the setting item, it is easy to set conditions for discriminating reception on the receiver side, and the convenience can be improved.

[0057]

According to the present invention, in order to discriminate a broadcast signal with data transmitted from a broadcast station side, a broadcast station system distributes support information for supporting setting of discrimination conditions, and a receiving system includes: Based on the support information, a discrimination condition is set, and according to the condition, only a data to be received among data received from the broadcasting station is selectively processed. Since the receiver can specify the discrimination condition using the support information provided by the station, the condition can be set easily and accurately, and the convenience can be improved.

[Brief description of the drawings]

FIG. 1 is a configuration block diagram of a broadcast system according to an embodiment of the present invention.

FIG. 2 is an explanatory diagram illustrating an example of the content of coupon information.

FIG. 3 is a configuration block diagram of a broadcasting station 2.

FIG. 4 is a configuration block diagram of a customer-side system 3.

FIG. 5 is an explanatory diagram illustrating an example of the content of coupon information including status information.

FIG. 6 is a configuration block diagram of a commercial system 4.

FIG. 7 is an explanatory diagram illustrating an example of a data attribute.

FIG. 8 is an explanatory diagram illustrating an example of a filter condition.

FIG. 9 is an explanatory diagram illustrating an example of digital data superimposed on a broadcast signal.

[Explanation of symbols]

1 Information center, 2 Broadcasting station, 3 Customer system, 4
Commercial system, 20 management stations, 21 regional broadcasting stations, 30
Car navigation system, 31 mobile phone, 3
2 tuners, 33 mobile terminals, 41 receivers, 42
POS, 43 transmitter.

 ──────────────────────────────────────────────────続 き Continuing from the front page (71) Applicant 596054434 Nagoya Television Broadcasting Co., Ltd. 2-9-18 Tachibana, Naka-ku, Nagoya-shi (72) Inventor Hidetoshi Kamei 1 Toyota Town, Toyota City, Aichi Prefecture Inside Toyota Motor Corporation (72) Inventor Hidemori Tsuka 1 Toyota Town, Toyota City, Aichi Prefecture Toyota Motor Corporation (72) Inventor Hironobu Sugimoto 1 Toyota Town Toyota City, Aichi Prefecture Toyota Motor Corporation (72) Inventor Masaaki Ichihara 1 Toyota Town, Toyota City, Aichi Prefecture Inside Toyota Motor Corporation (72) Inventor Makoto Yoshioka 4-1-1, Kamidadanaka, Nakahara-ku, Kawasaki City, Kanagawa Prefecture Inside Fujitsu Limited (72) Inventor Yasushi Inamoto Kawasaki City, Kanagawa Prefecture 4-1-1, Ueodanaka, Nakahara-ku Fujitsu Limited (72) Inventor Yuji Hashimoto Kamiko, Nakahara-ku, Kawasaki City, Kanagawa Prefecture Naka 1-1, Fujitsu Limited (72) Inventor Toru Takagi 1-16-38 Aoi, Higashi-ku, Nagoya City, Aichi Prefecture Inside Fujitsu Aichi Engineering Co., Ltd. (72) Inventor Kazuo Takayama Hyogo-ku, Kobe City, Hyogo Prefecture Fujitsu Ten Co., Ltd. 1-2-2 Gosho-dori (72) Inventor Shinji Fukuda 1-2-2-28 Goshodori, Hyogo-ku, Kobe City, Hyogo Prefecture Inside Fujitsu Ten Co., Ltd. (72) Inventor Minoru Maehata Kobe, Hyogo Prefecture Fujitsu Ten Co., Ltd. 1-2-28, Goshodori, Hyogo-ku, City (72) Inventor Kaoru Yoshida 2-9-18 Tachibana, Naka-ku, Nagoya-shi, Aichi Name 2-9-18, Tachibana, Naka-ku, Nagoya-shi, Aichi Furuya Television Broadcasting Co., Ltd. F term (reference) 5K061 AA09 BB06 BB17 FF01 FF11 GG09

Claims (5)

[Claims] 1. A broadcast system for discriminating a broadcast signal with data transmitted from a broadcast station, comprising: a broadcast station system that distributes support information for supporting setting of discrimination conditions; A receiving system for setting conditions for discrimination, and selectively processing only data targeted for reception among the data received from the broadcast station according to the conditions. system. 2. A broadcast station system for discriminatively acquiring data to be transmitted on a receiver side, comprising: means for distributing support information for supporting setting of discrimination conditions to the receiver side; Means for distributing data by adding a data attribute associated with a setting item to be provided. 3. A receiving system for discriminatively acquiring data transmitted from a broadcast station, comprising: means for acquiring, from the broadcast station, support information for supporting setting of discrimination conditions; Means for setting discrimination conditions based on the information on the receiver side, and means for discriminatingly acquiring data received from the broadcast station side based on the set conditions. Side system. 4. A step of setting a condition by describing receiver information with respect to a setting item included in the support information given from the broadcasting station, and transmitting a condition from the broadcasting station based on the set condition. And a step of differentially acquiring specific data from the broadcast signal with data. 5. A step of distributing support information for supporting setting of discrimination conditions to the receiver side so that the data to be transmitted can be obtained on the receiver side in a discriminative manner. Broadcasting a data with a data attribute added thereto.