JP2001357311A - Method and device for business management and data broadcast supply method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To increase the access speed by using satellite broadcasting to make contents flow in an idle broadcasting band and recording and storing these contents and reproducing these recorded contents if necessary. SOLUTION: An idle broadcasting band out of broadcasting bands where program broadcasts are transmitted in satellite broadcasting is used to assign a data broadcast, and the data broadcast in this idle broadcasting band is received and is stored in a recording medium of a TV receiver. Contents included in this stored data broadcast are distributed by prescribed contents, and distributed contents are properly selected by operation of the TV receiver and are viewed. If selected contents is e-commerce, a virtual shop of prescribed stored contents can be accessed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a business management method, a business management device, and a data broadcast supply method for managing a broadcast business capable of multiplexing a program broadcast, such as a satellite broadcast, to perform a data broadcast.

[0002]

2. Description of the Related Art Conventional satellite broadcasting is 36,000 km above the sky.
Broadcasting using artificial satellites, and broadcasting satellites (B
There are those using S) and those using a communication satellite (CS), both of which are configured to be able to receive using simple receiving equipment. Satellite broadcasting with such a configuration is 1
One transmission point, that is, one wave from the geosynchronous orbit position, can cover the whole country, and nationwide broadcasting can be realized economically and efficiently. It can be performed and difficult viewing can be eliminated. The bandwidth is 27MHz for BS analog,
BS digital has a wide bandwidth of 34.5 MHz and CS has a wide bandwidth of 26 MHz, and it has a large amount of information transmission capability and can provide new broadcasting services which are difficult with terrestrial waves. On the other hand, the television receiver is configured to receive and view such a satellite broadcast with a parabolic antenna. It is well known that e-commerce usually accesses a homepage (Site) of the Internet and performs virtual shopping.

[0003]

However, in conventional satellite broadcasting, video contents from a consigned service provider are received and viewed by a viewer's television receiver. There is a problem that only the broadcast program at that time can be viewed. In addition, there is a problem that the operation is complicated even if desired video content is recorded in advance by making a reservation recording or the like.

On the other hand, in a personal computer or the like for accessing a network, not only the operation of the mouse is complicated, but also because the transmission speed is low, for example, 64 Kbps, it takes time from access to response, and also the storage capacity of the content. Therefore, there is a problem that only a single video program or the like can be recorded because of a small number of programs. Further, there is a problem that a connection fee and a communication fee are required as typified by the Internet, and drastic improvement is required for the spread.

Accordingly, an object of the present invention is to provide a business management method, a business management device, and a data broadcast supply method that can promote the distribution of various contents using existing or future data broadcasting and the spread of other service businesses. It is in.

[0006]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention provides a method for providing a user with a recording device corresponding to a content provided by a distributor to a user, and the cost paid by the user. The service fee and / or the advertisement fee are controlled based on revenue and expenditure information calculated from the usage fee of the content and the revenue obtained by a predetermined service and / or advertisement included in the content. According to the present invention, a cost required for supplying a recording device corresponding to content provided to a user by a distributor to the user, a usage fee of the content paid by the user, a predetermined service included in the content, And / or supply means for calculating and supplying income and expenditure information from the income obtained from the advertisement, and control means for controlling the service and / or advertisement fee in accordance with the income and expenditure information. The present invention also provides a method of allocating a data broadcast to a vacant broadcast band among broadcast bands for transmitting a program broadcast on a broadcast distribution side, receiving the data broadcast on a receiving side, and storing the data broadcast in a recording medium in a television receiver. The content is distributed for each predetermined content included in the stored data broadcast, and the distributed content is appropriately selected and viewed by operation of the television receiver.

[0007] In the business management method of the present invention, a predetermined service fee and an advertisement fee included in the content provided to the user by the distributor are supplied to the user of the recording device corresponding to the content, The control is performed based on the income and expenditure information calculated from the paid usage fee of the content and the income obtained from the services and advertisements described above. As a result, fees for services and advertisements included in the content provided to the user by the distributor can be suppressed, and profits can be returned to the distributor. In addition, it is possible to return profits to recording device manufacturers and to reduce the amount of content usage fees paid by users to return profits to users. It is possible to promote the spread of distribution and other service businesses.

[0008] Similarly, in the business management device of the present invention, a predetermined service fee and an advertising fee included in the content provided to the user by the distributor are required to supply the recording device corresponding to the content to the user. The control is performed based on the income and expenditure information calculated from the cost, the usage fee of the content paid by the user, and the income obtained from the above-described service and advertisement. As a result, fees for services and advertisements included in the content provided to the user by the distributor can be suppressed, and profits can be returned to the distributor. In addition, it is possible to return profits to recording device manufacturers and to reduce the amount of content usage fees paid by users to return profits to users. It is possible to promote the spread of distribution and other service businesses.

In the data broadcasting supply method of the present invention, a data broadcasting is allocated to a vacant broadcasting band among broadcast bands for transmitting a program broadcast on a broadcasting distribution side, and the data broadcasting is received on a receiving side to receive a television broadcast. In the recording medium. As a result, it is possible to supply various contents using a narrow band that has a vacant space in the program broadcast, and the band for broadcast distribution can be effectively used. Then, on the receiving side, the content is distributed for each predetermined content included in the data broadcast stored in the recording medium, and the distributed content is appropriately selected and viewed by operating the television receiver. This makes it possible to easily select and view content in a desired field from various types of content, and realize a convenient content distribution system by data broadcasting.

[0010]

Embodiments of the present invention will be described below in detail with reference to the drawings. First, a specific example of a business management system for satellite broadcasting to which a business management method and a business management device according to an embodiment of the present invention are applied will be described. FIG. 1 is a schematic diagram showing an outline of a satellite broadcast business management system according to the present embodiment. This business management system is, for example, B, a satellite broadcasting company that distributes video contents using satellite broadcasting, which is an existing BS system.
It includes S stations 10A to 10D and a television receiver 11 that can receive and display video contents distributed from the BS stations 10A to 10D. In FIG. 1, the hatched portions of the respective BS stations 10A to 10D are portions for transmitting the data broadcast band. The television receiver 11 is connected to a recording medium for recording BS data broadcasts, in this embodiment, a hard disk 13 having a recording capacity of 36 GB. The 36 GB hard disk 13 has, for example, a transmission rate of 4 Mbps.
In the case of (SD) broadcast, recording for 20 hours is possible.

[0011] The present system also includes an EC platform 14 for providing the supplied video contents and the information on the opening company (e-shops) to the BS station. As shown in FIG. 2, the EC platform 14 includes a media provider 20, a terminal device 21, and a content 2
2. It has a function of organically connecting the radio wave / transmission path 23. The media provider 20 includes an Internet provider, a BS-station, and the like. The terminal device 21 includes the television receiver 11, information devices such as a personal computer, a mobile phone, a wired telephone, and the like. The content 22 covers a wide range of genres such as music, life insurance information, movies, bank information, and broadcast programs. The radio wave / transmission path 23 is configured to cover all of BS data, CS, cables, and the like. In addition, the present system can supplement the 110-degree CS station 19 as needed in the future. In the 110-degree CS station 19, for example, 52
Mbps CS data broadcasting.

The functions of the BS-station 15 include organization and transmission of storage-type broadcasting, customer authentication, billing and settlement, hard disk distribution and management, customer support, and a network gateway. As shown in FIG. 3, the business form is realized by investment from the broadcaster 25 and the home appliance manufacturer 26. A predetermined band is provided with the broadcaster, and a broadcast band of about 2 Mbps is provided in the embodiment,
Services such as video contents and e-commerce information are provided in the bandwidth of about 2 Mbps. Further, a storage medium for storing BS data provided to consumers at no cost or at a lower cost than the cost is provided to the home appliance manufacturer 26. In this embodiment, a hard disk recording device is provided, and in return, a manufacturer subsidiary is paid. It has become.

Further, on the television receiver side of the viewer, there is a television receiver 11 having a dedicated recording medium (hard disk) capable of receiving and temporarily storing the BS data broadcast or having a separate recording medium. On this recording medium, the BS data broadcast provided by the BS-station can be received and recorded, and the first recorded data can be erased in order to record new data, and the data can be recorded in a FIFO manner. The BS data broadcast received and temporarily stored can be appropriately selected and viewed. Specifically, as shown in FIG.
ation. com "menu screen 11A and selecting from among genres such as" highlights of today, shopping, business / money, sports, travel, entertainment, news / weather forecast, games, living ", etc. The user can access the stored BS data to view desired information. In the case of shopping, it is possible to view and purchase the product. This will be described in detail later.

A BS having such functions and business forms
The business model of the station is, as shown in FIG. 4, a technology platform 31 for solving technical aspects, a maker 32 for producing a hard disk-compatible television receiver, and a user 3 for a membership fee.
4. An infrastructure business operator 34 that manages members, an e-commerce company 35 that will be an e-commerce leader, a content provider 36 that provides various contents, and 2M content
and a broadcasting station 30 that transmits the signal on a band around bps.

[0015] The technology platform 31 has an HD for storing BS data connected to the television receiver.
In addition to supplying the control technology, encryption technology, authentication / charging technology, and metadata control technology of D to the maker 32, these licenses are given to the BS-station 15, and a license fee is obtained from the maker 32 to achieve a balance. .

[0016] The metadata control technique uses a vacant band among broadcast bands of a broadcasting station to transmit a data broadcast using H.
This is a control technique for reproducing and using a certain coherent data group when storing the data in the DD. Also,
There are various functions in terms of software, such as extracting and storing data broadcasts according to each user's preference, and preferentially storing information with a high user selectivity.
In addition, when sequentially storing received data broadcasts, the data broadcasts stored on the recording medium are erased in the order of the first stored data broadcast when the storage area is less than or equal to a predetermined capacity or when the storage area is exhausted. It is also possible to control so as to accumulate various data broadcasts.

The manufacturer 32 supplies a television receiver and a hard disk module compatible with a hard disk to the user. Instead of paying a license fee to the technology platform 31, the revenue of the HDD subsidiary and revenue share from the BS-station 15 is provided. To obtain a balance. User 33
Pays a membership fee for receiving and viewing content, here BS-data from a broadcast station. Infrastructure business 3
Reference numeral 4 designates a service consignment from the BS-station 15 to perform a member management service, a transaction processing service, and a key management service.

The EC store company 35 can obtain an environment in which virtual shopping can be performed in return for paying an EC fee and an advertising fee to the BS-station 15. The content supplier 36 seeks a balance by obtaining a viewing fee from the BS-station 15 side, regardless of the type in various fields, such as video content, music, and the like in this field. The broadcasting station 30 allows the data broadcasting to flow using an allocated broadcasting band, or an empty broadcasting band, for example, 2 Mbps in a broadcasting band of 24 Mbps in the case of BS digital broadcasting. The band varies depending on the broadcast program. For such a broadcasting station, the BS-station 15 aims to make a profit by returning the revenue share in addition to the viewing fee and the band usage fee.

Next, an actual flow of goods and services and a flow of money in the business model of the BS-station having such a configuration will be described with reference to FIGS. As shown in FIG. 5, the flow of goods and services is as follows. (1) The technology platform has a license contract with a device maker, and (2) a license contract with a storage broadcasting company that constructs a BS-station. (3) The equipment maker delivers the equipment to the customer who has applied for data broadcasting. This device is a television receiver having a built-in HDD or a television receiver having an HDD, and is provided with a recording medium capable of storing a data broadcast and software capable of controlling and reproducing the stored data broadcast. ing. In addition, this equipment is provided at no charge or at a low price, and the main purpose is content charges and virtual shopping generated by the use of stored data broadcasting. It has a minimal configuration.

(4) An EC store providing virtual shopping supplies merchandise and advertisements to a content provider. (5) The content supplier supplies the content to the storage broadcaster. (6) When the storage broadcaster accepts video content or e-commerce content from a content provider, it sends a data broadcast program including these contents to a broadcast license operator (BS station or broadcast station). (7) When receiving a data broadcast from a storage broadcaster, the broadcast license operator broadcasts a broadcast program (WOWO) running in a broadcast bandwidth of 24 Mbps.
W, NHK1, NHK2), and broadcast data using the available broadcast band.

(8) Upon receiving the data broadcast, the equipment on the customer side restores and accumulates one content, and can view desired content by menu operation. The viewed content is sent to the communication carrier as viewing history data. (9) When the communication carrier receives the viewing history data from the customer, the communication carrier transfers the viewing history data of each customer to the infrastructure carrier so as to extract the data broadcast viewed now and in the past. (10) Upon receiving the viewing history data from the telecommunications carrier, the infrastructure provider extracts contents and genres and the like that each customer prefers to view from the viewing history data, generates the data as customer data, and generates the customer data. send. Based on the customer data, the storage broadcaster selects a program with a current high rating or e-commerce, etc., assembles a broadcast program, and sends a data broadcast to a broadcast license operator. By doing so, it is possible to transmit only a data broadcast that meets the needs of the customer, and it is possible to provide content with content.

Next, the flow of money generated in accordance with the flow of goods and services will be described with reference to FIG. First, (1) by viewing a data broadcast between a customer and a storage broadcaster and registering a member for performing virtual shopping by e-commerce included in the data broadcast, a monthly registration is made. A monthly membership fee consisting of fixed costs and an additional service fee (for example, when the usage time is exceeded) are paid to the storage broadcasting company. (2) The storage broadcaster is a device for enabling a customer who has become a member to view a data broadcast, that is,
HDD sub-sidi to a device manufacturer that supplies a customer with a television receiver having a recording medium capable of storing data broadcasting or a device including only a recording medium that can be connected to the television receiver to a customer, and a return to a predetermined profit E
Pay C revenue share. (3) The storage broadcaster pays a content fee commensurate with the content to a content provider that creates video content and content for performing e-commerce.

(4) The storage broadcasting company pays a band usage fee to the broadcasting license company in order to broadcast data broadcasting.
(5) The stock broadcasting company pays the service fee and the EC revenue share to be returned to a predetermined profit to the infrastructure company acting as a proxy. (6) The infrastructure provider pays a line fee to the telecommunications carrier. (7) The storage broadcaster pays a license fee to the technology platform. (8) The device manufacturer pays a license fee to the technology platform. (9) E-commerce store buyers will be charged to the content provider
Pay the advertising fee. (10) The EC store pays an EC fee, a store opening fee, and an advertising fee to the storage broadcaster.

Next, a description will be given of a business management method in which the above-mentioned money flow is managed and profit is calculated, and the storage broadcast business is appropriately returned to related businesses and users with reference to FIGS. 5 and 6. FIG. . The storage broadcaster is required to supply the user with a recording device corresponding to the content provided by the distributor to the user, the fee for use of the content paid by the user, the predetermined service included in the content, And / or a business management device having an input unit to which information on the balance is supplied based on the price obtained for the advertisement and a control unit for controlling the return of the balance to a service or an advertisement fee. Manage the flow of money.

The storage management company can use this business management device to store a television receiver or HDD with a built-in HDD, which is a recording device corresponding to content such as a virtual store provided by a device maker as a device distributor to a user. The cost required to supply the user with the provided television receiver, and the monthly fee and additional service fee, etc., which are the usage fees of the content provided by the virtual store paid by the user who was supplied with these devices, Calculate the balance from EC sales commissions, exhibition fees, advertisement fees, etc. equivalent to the price obtained for predetermined services or advertisements included in this content, and partly provide services or advertisements according to this profit Control to return to the fee.

For example, in the case where the storage broadcaster controls to return a part of the recording device to a device (manufacturing) maker of the recording device in accordance with the profit, the recording service corresponding to the content provided by the distributor to the user is provided. Management means for managing the number of devices supplied to the user, and according to the number,
A predetermined amount of money determined by a predetermined service included in the content or a determination unit that determines a price to be paid for the advertisement is returned to the device maker as an EC revenue share. With such a business management device,
The business profit is distributed and managed, and a part of the profit is returned to the EC revenue share of the device (manufacturing) manufacturer of the recording device, the monthly membership fee equivalent to the content usage fee paid by the user, and an additional service fee. It should be noted that such a business management system can be applied not only to satellite broadcasting but also to digital broadcasting in which data broadcasting can be multiplexed.

As shown in FIG. 7, the business management apparatus of this example includes a broadcaster management apparatus 41 and a store management apparatus 4.
2 and a plurality of device maker management devices 43,
Each of the management devices 41, 42, and 43 communicates via the network 44, and executes respective management processes. The broadcaster management device 41 stores a customer information database 4 for managing customer information such as the name and address of the viewer.
1a, an accounting information database 41b that manages accounting information such as a bandwidth usage fee, a line fee, a license fee, an HDD subsity, a membership fee, an exhibition fee, an advertising revenue, and other expenses, and a server 41c that controls these. . The server 41c exchanges viewing history information and E-commerce usage information with the receiving device (HDD) 45 of each user via the telephone line 46, and creates a database as appropriate.

The store management device 42 includes a sales information database 42a for managing sales information such as sales results (date and time and number of units) for each manufacturer and model, and sales customer information such as name and address. Accounting information database 42b that manages necessary information (including, for example, balance information to be described later).
And a server 42c for controlling these. The device maker management device 43 includes a delivery information database 43a for managing delivery information such as delivery date and time, the number of units, a delivery model, and a unit price to a store or the like, and a server 43 for controlling the delivery information database 43a.
b.

FIG. 8 shows the management devices 41 and 4 as described above.
2 and 43 show the basic configuration. As shown,
Each of the management devices 41, 42, and 43 includes an interface (I / F) 51 for a network 44 and a keyboard 61.
52 to the external database 6
2, a display controller 54 for controlling a display, a hard disk drive 55, a RAM 56, and a CPU 57 for controlling each unit via a bus 58.

FIG. 9 is a flowchart showing a part of the processing operation of the business management apparatus in this example. Recording device (HD) corresponding to the content provided by the distributor to the user
Service fee based on the cost required to supply D) to the user, the usage fee of the content paid by the user, and the revenue and expenditure obtained from predetermined services and advertisements included in the content. , Advertising fees, returning profits to device manufacturers, and controlling user content. First, steps S1 to S1
In S3, information for generating expenditure information and income information is acquired from each database. For example, in step S1, a bandwidth usage fee for a broadcasting station, a line fee, a license fee for a technology platform, and other expenditure information are input. In step S2, terminal sales information is input from a store of the terminal device. Then, expenditure information is generated from these inputs (step S4).
Also, in Step 3, membership fee income from users, EC
Enter the exhibition fee, advertising revenue, and other revenue information from the opening company. Then, income information is generated from these inputs (step S5).

Next, the balance information of the accounting information database 41b is updated from the expenditure information and the income information (step S6). In addition, in the accounting information database 41b,
It is assumed that such update processing is automatically performed at regular intervals. Thereafter, the balance information is input from the accounting information database 41b (step S7), and it is determined from each balance information whether profit can be returned (step S8). Here, if profit return is not possible, the process returns to the head and updates the balance information.

If profit return is possible, a return item determination process is performed (step S9). This decision shall be made in accordance with certain preset rules,
The following return items are selected based on predetermined priorities, weightings, and the like, and the profit return rates and the like are updated. First, an exhibition fee and an advertisement fee for electronic commerce (EC) are determined (step S10), a database is updated (step S11), and a price reduction process is performed (step S10).
12). In addition, the amount of return to the device manufacturer is determined (step S13), and the database is updated (step S1).
4), a return amount payment process is performed (step S15).
In addition, a return amount to the store is determined (step S16),
The database is updated (step S17), and a payout amount payment process is performed (step S18). Further, the user's membership fee is changed (step S19), the database is updated (step S20), and a price reduction process is performed (step S21).

Next, a data broadcast supply method according to the present embodiment will be described by taking a digital broadcast transmitting device and a digital broadcast receiving device used in the above-described BS digital broadcast business management system as an example. FIG. 10 is a block diagram showing a configuration of the digital broadcast transmitting device and the digital broadcast receiving (recording) device of the present example. The digital broadcast transmission device 110 includes a first data stream generation unit 111 that generates a first data stream including at least audio and video data, and a second data stream that includes audio and video data transmitted as a broadcast program. Is input to the second data stream input unit 1
12, a multiplexer 113 for multiplexing the first data stream and the second data stream, an output unit 114 for outputting the multiplexed data stream, and a transmission rate of the first data stream corresponding to the first data stream. And a multiplexing control unit 115 for controlling multiplexing so as to be smaller than the stream encoding bit rate.

The digital broadcast receiving apparatus 130 includes a first data stream including at least audio and video data created and transmitted by the digital broadcast transmitting apparatus 110, and audio and video data transmitted as a broadcast program. A second data stream is multiplexed and a multiplexed data stream is received such that the transmission rate of the first data stream is lower than the encoding bit rate of the first data stream. Data stream receiving unit 1
31, a data stream separating unit 132 that separates the first data stream and the second data stream received by the data stream receiving unit 131, and a first data stream that records the separated first data stream A recording unit 133 and a first data stream reproducing unit 13 for reproducing the recorded first data stream
4 and a first data stream reproduction control unit 135 that controls the first data stream reproduction unit 134 so that it can be reproduced after the first data stream is completely recorded.

The first data stream generator 111
The transmission rate assigned to the first data stream is at least the maximum transmission rate of the first and second data streams as shown in FIG. Is about 24 Mbps, whereas a transmission rate of about 2 Mbps, which is a considerably narrow band, is allocated. That is, for example, the broadcast band allocated to one broadcaster is 22 Mbps for television broadcast corresponding to the first data stream, data broadcast corresponding to the second data stream, temporary broadcast, etc., and 2 Mbps for radio and others.
Mbps is required and the total is 24 Mbps. Of these,
As shown in FIG. 12, the transmission rate used as a data broadcast corresponding to the first data stream is the remaining transmission rate when one broadcaster multiplexes and transmits three television programs 1, 2, and 3. The rate is around 2Mbps,
Making the most of the transmission rate around 2Mbps,
The data broadcast (first data stream) is multiplexed with the television broadcast (second data stream) and transmitted.

Next, a specific configuration of the MPEG encoder of the transmission device 110 for compressing and multiplexing a data broadcast to a television broadcast according to the transmission rate of the data broadcast and transmitting the data broadcast will be described with reference to FIG. The MPEG encoder includes a second data stream input unit 112 for inputting video (video) and audio (audio) data transmitted as a broadcast program of BS digital broadcast, and video (video) data and audio (audio) of data broadcast. A second data stream generator 111 for inputting data,
A multiplexer 113 for multiplexing the first and second data streams, and a multiplexing control unit 115 for controlling the multiplexing
And an output unit 11 for outputting a multiplexed data stream.
4 and an interface 116 corresponding to teletext broadcasting.

The second data stream input unit 112
Video interface 117 for inputting video and audio
a and an audio interface 117b, and a video compressor 118a and an audio compressor 118b for compressing data fetched from the interfaces 117a and 117b. The first data stream generation unit 111 includes a video interface 117c and an audio interface 117d for inputting video and audio, and includes a video compressor 118c and an audio compressor 118d for compressing data captured from the interfaces 117c and 117d. It has become.

The multiplexer 113 includes a primary multiplexer 113a and a secondary multiplexer 11
3b, and the primary multiplexer 113
a multiplexes the compressed data broadcast, that is, the first data stream. Here, the multiplexing control of the first data stream is performed at a coding rate of 4 Mbps in the embodiment. On the other hand, the secondary multiplexer 113b
Is 4 Mbps for the second data stream (television broadcast)
The transmission rate of the first data stream (data broadcast) having the coding rate of about 2 Mbps is multiplexed. This control is performed by the multiplexing control unit 115,
Is controlled so as to multiplex the data stream at a coding rate of 4 Mbps to a transmission rate of 2 Mbps. That is, the first data stream is originally 4 Mb
Despite the coding rate of ps, multiplexing control is performed so as to be 2 Mbps, which is smaller than that, so calculation on the time axis is twice as slow. In this way, the first data stream (data broadcast) can be transmitted after being multiplexed to the secured narrow band transmission rate.

Next, a specific configuration of a receiving apparatus that receives the first and second data streams that have been MEPEG-encoded and multiplexed will be described with reference to FIG. This receiving device is configured as a hard disk recorder, and separates from an antenna to receive a second data stream (television broadcast), a second data stream receiving unit 131a, and a first data stream (data broadcast). ), A first data stream reproduction control unit 125, a first data stream recording unit 133, and a first data stream reproduction unit 134 via a system bus B. It is configured to be connected to

Second data stream receiving section 131a
Is a tuner 135a capable of receiving a second data stream (television broadcast), and a tuner 135a.
digital demodulation circuit 136a for demodulating the signal received at a
And an error correction circuit 137a for correcting an error. The demodulated video and audio data of the data broadcast are demultiplexed by the demultiplexer 138.
Television receiver TV supplied to system bus B as appropriate
Can be output to The first data stream receiving unit 131b includes a tuner 135b capable of receiving a first data stream (data broadcast) having a transmission rate of about 2 Mbps, and a digital demodulation circuit 136b for demodulating a signal received by the tuner 135b. And an error correction circuit 137b for correcting an error. The demodulated first data stream (data broadcast) is recorded in the first stream recording unit 133.
The first data stream recording unit 133 includes a hard disk HDD having a recording capacity of about 38 GB, and controls to record only the first data stream (data broadcast). Note that the recording capacity of the hard disk is not limited to 38 GB, and can be changed as appropriate, and when the recording capacity is 38 GB, the transmission rate is 4M.
In the case of bps, recording for about 20 hours is possible. This hard disk HDD may be built in or external to the television receiver TV.

The first data stream recording unit 13
3 controls to preferentially record the first data stream of the genre (field) frequently viewed, or controls to preferentially record the first data stream of the genre specified in advance. It has a function to do. For example, by statistically processing a user's viewing history, a genre having a high viewing frequency is periodically determined, and the first data stream of the genre is preferentially recorded according to the determination result. it can. Alternatively, the mode setting allows the user to select a favorite genre,
According to the selection result, the first data stream of the genre can be preferentially recorded. The genre used here is, for example, a classification regarding program contents such as “movie”, “music”, “sports”, “news”, and “document”, and, for example, “clothing”, “food”, “event”
For example, a classification or the like relating to a product attribute of electronic commerce can be used.

First data stream reproduction control unit 125
Is composed of an arithmetic processing unit CPU, and controls the first data stream reproducing unit 134 so that the first data stream (data broadcast) can be reproduced after all the data streams have been recorded. The first data stream playback unit 134
PEG decoder 134a and OSD (On Screen)
Display 134b), and outputs video and audio data of the first data stream (data broadcast) to the television receiver TV. In this way, the first data stream (data broadcast) transmitted from the transmission device at an extremely narrow band transmission rate is recorded on the hard disk which is a recording medium, and when all the data streams have been recorded, , It is possible to reproduce at a very high speed even if the transmitted speed is low.

Next, another example of the receiving apparatus will be described with reference to FIG. This receiving apparatus is configured as a hard disk recorder provided with primary and secondary charging (CAS) functions. In the following description, in addition to the configuration and operation of the hard disk recorder side, an operation procedure on the user side is referred to. I do. First, the hard disk recorder receives a digital broadcast signal by an external satellite antenna, and converts the intermediate frequency signal converted by the satellite antenna converter into a digital tuner 211 of the data stream receiving units 210a and 210b of the front end unit.
a, 211b. Digital tuner 211
a and 211b convert the input intermediate frequency signal into a baseband signal, and convert them into digital demodulation circuits 212a and 212b.
b. Digital demodulation circuits 212a, 212b
Demodulates the input signal and outputs an error correction circuit 213
a and 213b. Error correction circuit 213a, 2
13b corrects errors in demodulated data input from the digital demodulation circuits 212a and 212b and outputs the errors to the demultiplexers 221a and 221b. Demultiplexer 2
21a and 221b select a stream based on a user's instruction from one input transmission channel, and output it to the primary CAS units 222a and 222b.

The primary CAS units 222a and 222b are IC
Based on the key stored in the IC card 224 attached to the card interface 223, the stream supplied from the demultiplexers 221a and 221b is decrypted (descrambled), and if recording is instructed, Is supplied to the hard disk drive 226 via the system bus 225 for recording. When the viewing is instructed in real time, the primary CAS unit 2
The outputs of 22a and 222b are supplied to the secondary CAS unit 227. The secondary CAS unit 227 accesses a predetermined server via a key (public key) stored in advance or a portable module 228, and encrypts the input stream based on the obtained key (public key). If the encryption is performed, the encryption is decrypted (descrambled) and output to the MPEG decoder 229.

The MPEG decoder 229 decodes the input stream according to the MPEG system and converts the video signal into an OS signal.
D (On Screen Display) circuit 230
And multiplexes images and characters based on predetermined OSD data, and then outputs to a display device for display. The audio signal output from the MPEG decoder 229 is output to a speaker or the like. When a plurality of digital tuners are mounted, it is possible to simultaneously record different channels or different streams in the above processing. The CPU 231 controls the operation of each unit described above in accordance with a user's instruction. Flash memory 23
Various data and programs are stored in 2 as needed.

When a user enters an EPG (Electronic
When viewing / recording is instructed by using a program guide (Program Guide), information that can specify a program such as a broadcast station identifier or a program identifier included in the EPG data and SIT (Selection I) transmitted together with the stream are provided.
It determines the match with data such as a network identification descriptor, a partial transport stream time descriptor, a broadcast ID descriptor, etc. in an N.formation Table, and determines a PID (Packet Id) of a necessary stream.
By supplying the entifier to the demultiplexer circuit, filtering becomes possible.

When the received stream is a billing target, the ECM (E) transmitted together with the video / audio stream
title Control Message
e) and EMM (Entitlement Manag)
element Message) to determine whether the stream requires charging. Then, in the case of the charging process of only the primary CAS, the data necessary for the ECM and the EMM is transferred to the IC via the IC card interface circuit.
Output to the card, obtain key information based on the result processed inside the IC card, and perform descrambling by the primary CAS circuit.

When ordering goods and services from the television screen, the CPU sets the telephone number of the server to be connected to the server stored in advance in a flash memory or the like in accordance with the selection of the goods and services operated by the user. Read out and instruct connection to the portable module. The mobile module is
According to the connection instruction, a call is made to the telephone number of the connection destination. Waits for a connection response from the connection destination server, and when the connection is confirmed,
Information about the selected physical distribution and service is acquired from the server and displayed on the display device as needed. When the user performs a purchase operation, the CPU transmits a purchase procedure instruction to the server. In response to a request from the server, data such as a device unique number and a user identification number are transmitted for user authentication. When the purchase procedure is completed from the server and the accompanying information is transmitted, the information is displayed on the display device as needed, and the connected portable module is disconnected after the end operation of the user. CPU
Is used to store information such as a purchase history in a flash memory or the like, and use the information at a later date to display a list of purchase history at the request of the user.

Next, the operation of reproducing the first data stream stored by the hard disk recorder as described above will be described with reference to the schematic views of the display screens shown in FIGS. First, when the content reproduced on the hard disk is reproduced, if goods or services can be purchased, as shown in FIG. 16, for example, an icon 3 is displayed to the viewer in a screen 300 displaying a moving image.
11 and 312 are presented to prompt the purchase operation. When the viewer intentionally presses the operation button for purchasing (for example, clicks on an icon), detailed information on goods and services (in the example screen shown in FIG. A window 320 (showing a display example) is displayed.

The user can enter the input frames 321 such as the purchase quantity and the settlement method along the screen in the window 320.
An input is made to 322 and a purchase action is performed by selecting a “purchase decision” button 323. Alternatively, the purchase action is stopped by selecting a “cancel” button 324. Further, when the “purchase decision” button 323 is selected, the settlement processing with the bank and the credit company is performed in accordance with the method specified by the settlement method (for example, bank account transfer, credit card, etc.). After the settlement process is completed, an order for goods, services, etc. is made, inventory is checked, and delivery date information is obtained from the sales company / distributor, and the result is displayed on the screen 300 as shown in FIG. It is displayed in a window 330. After this, an "end" button 33
By selecting 1, the purchase process ends. In addition,
These buttons are four color keys for data broadcasting (blue, red,
(Yellow, green) button display may be used.

Although the specific examples of the present invention have been described above, the present invention is not limited to the above examples, and can be further modified. For example, in the above example, the case where the first and second data streams are multiplexed and transmitted has been described.
Even for a system in which the same data stream is allocated to the program broadcast band and the data broadcast band and transmitted, the transmission side controls the sum of the program broadcast band and the data broadcast band so as not to exceed a predetermined bandwidth, and By recording the data stream in the data broadcast band on the hard disk and using the same, the same effect can be obtained. Further, the recording medium is not limited to a hard disk, but may be a medium using another medium.

[0052]

As described above, according to the business management method of the present invention, a predetermined service fee and an advertising fee included in the content provided to the user by the distributor are supplied to the user by the recording device corresponding to the content. Costs and
The control is performed based on the income and expenditure information calculated from the usage fee of the content paid by the user and the income obtained from the services and advertisements described above. As a result, the fee for services and advertisements included in the content provided to the user by the distributor can be suppressed, the profit can be returned to the distributor, and the profit can be further returned to the manufacturer of the recording device. It is also possible to return profits to the user by controlling the content usage fee paid by the user. Therefore, there is an effect that the distribution of various contents using data broadcasting and the spread of other service businesses can be promoted.

Further, in the business management device of the present invention, a predetermined service fee and an advertisement fee included in the content provided by the distributor to the user can be reduced by the cost required to supply the recording device corresponding to the content to the user, The control is performed based on the income and expenditure information calculated from the usage fee of the content paid by the user and the income obtained from the services and advertisements described above. As a result, the fee for services and advertisements included in the content provided to the user by the distributor can be suppressed, the profit can be returned to the distributor, and the profit can be further returned to the manufacturer of the recording device. It is also possible to return profits to the user by controlling the content usage fee paid by the user. Therefore, there is an effect that the distribution of various contents using data broadcasting and the spread of other service businesses can be promoted.

Further, in the data broadcasting supply method of the present invention,
A data broadcast is allocated to a vacant broadcast band among broadcast bands for transmitting a program broadcast on a broadcast distribution side, a data broadcast is received on a receiving side, and stored in a recording medium in a television receiver. Are distributed for each predetermined content included in the data broadcast stored in the TV receiver, and the distributed content can be appropriately selected and viewed by operation of the television receiver. This allows
It is possible to supply various types of content using a narrow band that has been vacated in the program broadcast, which makes it possible to effectively use the band for broadcast distribution, and that the content of a desired field is selected from various types of content on the receiving side. Can be easily selected and viewed, and a convenient content distribution system by data broadcasting can be realized. Therefore, there is an effect that the distribution of various contents using data broadcasting and the spread of other service businesses can be promoted.

[Brief description of the drawings]

FIG. 1 is a configuration diagram schematically showing a structure of a BS-station for constructing a satellite broadcasting system used in an embodiment of the present invention.

FIG. 2 is a schematic conceptual diagram of an EC platform showing a state in which a content, a radio wave / transmission path, a provider, and a terminal are organically connected with the BS-station shown in FIG. 1 as a part.

FIG. 3 is an explanatory diagram showing functions and a business structure of the BS-station shown in FIG. 1;

FIG. 4 is a schematic conceptual diagram showing a business model of the BS-station shown in FIG. 1;

FIG. 5 is a block diagram showing a flow of goods and services in the BS-station shown in FIG. 1;

FIG. 6 is a block diagram showing a flow of money in the BS-station shown in FIG. 1;

FIG. 7 is a conceptual diagram showing a configuration of a business management device in the BS-station shown in FIG.

8 is a block diagram illustrating a basic configuration of each management device included in the business management device illustrated in FIG. 7;

9 is a flowchart showing a processing operation of the business management device shown in FIG.

FIG. 10 is a configuration diagram schematically showing a digital broadcast transmitting device and a digital broadcast receiving device according to an embodiment of the present invention.

11 is a conceptual diagram showing an example of a broadcast band assigned to one broadcaster in the embodiment shown in FIG.

FIG. 12 is a conceptual diagram showing allocation of transmission rates in the BS digital broadcast shown in FIG.

FIG. 13 shows an MP in the digital transmission device shown in FIG.
FIG. 3 is a block diagram illustrating a configuration example of an EG decoder unit.

14 is a block diagram illustrating a configuration example of a recording / reproducing unit in the digital receiving device illustrated in FIG.

FIG. 15 is a block diagram showing another configuration example of the recording / reproducing unit in the digital receiving device shown in FIG.

16 is a block diagram showing a specific example of a moving image display screen in the digital receiving device shown in FIG.

17 is a block diagram showing a specific example of a product order screen in the digital receiving device shown in FIG.

18 is a block diagram showing a specific example of a product purchase confirmation screen in the digital receiving device shown in FIG.

[Explanation of symbols]

10A to 10D: broadcasting station (BS station), 11: television receiver, 12: remote controller, 13: hard disk, 14: cross-media EC platform,
15 ... BS-station, 16 ... Video contents, 17 ... E-shops, 18 ... Internet, 19 ... 110 degree CS station, 20 ... Media provider, 21 ... Terminal equipment, 22 …… Contents, 26 …… Household appliances manufacturers, 30 …… Broadcasters, 31…
… Technology platform, 32… maker,
33 ... User, 34 ... Infrastructure operator, 35 ...
EC opening company, 36 ... Content supplier, 41a, 4
1b, 42a, 42b, 43a, 62 ... database, 41c, 42c, 43b ... server, 44 ... network, 45 ... BS receiver, 46 ... telephone line,
51, 52, 53 ... interface, 54 ... display controller, 55 ... hard disk drive, 56 ... RAM, 57 ... CPU, 58 ... bus,
61 keyboard 110 digital broadcast transmitting device 111 first data stream generator 112
... Second data stream input section, 113... Multiplexer, 113a.
13b ... secondary multiplexer, 114 ... output unit, 115 ... multiplex control unit, 116 ... data interface, 117a ... video interface, 1
17b ... audio interface, 117c ...
Video interface 117d Audio interface 118a Video compressor 11
8b audio compressor 118c video compressor 118d audio compressor
130 data receiving device, 131 data stream receiving section, 131a second data stream receiving section, 132 data stream separating section 133 first data stream recording section, 134 first .., A tuner, 135b... A tuner, 136a... A digital demodulation circuit, 136b... A digital demodulation circuit, 137a.
b: error correction circuit, 138: demultiplexer.

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) H04H 1/00 H04H 1/00 E (72) Inventor Saito end 6-7-35 Kita Shinagawa, Shinagawa-ku, Tokyo No. Inside Sony Corporation (72) Inventor Katsushi Sakai 6-7-35 Kita Shinagawa, Shinagawa-ku, Tokyo F-term inside Sony Corporation (reference) 5B049 BB00 BB11 BB49 CC02 CC05 CC08 CC36 DD04 DD05 EE01 EE07 EE28 FF03 FF04 FF06 FF08 FF09 GG02 GG03 GG04 GG07

Claims (18)

[Claims] 1. A cost required for a distributor to supply a recording device corresponding to content provided to a user to the user, a usage fee of the content paid by the user, and a predetermined service included in the content. And / or controlling the service charge and / or the advertisement fee based on income and expenditure information calculated from the income obtained from the advertisement. 2. The business management method according to claim 1, wherein the service is electronic commerce in a virtual store. 3. The business management method according to claim 1, further comprising the step of controlling return of a profit to a manufacturer of the recording apparatus based on the balance information. 4. The business management method according to claim 3, wherein the recording device is provided to a user free of charge. 5. The business management method according to claim 1, further comprising controlling a content usage fee paid by a user based on the income and expenditure information. 6. The distribution company manages the number of recording devices supplied to the user corresponding to the content provided to the user, and controls a predetermined service and / or an advertisement included in the content according to the number. 2. The business management method according to claim 1, wherein the payment is determined. 7. The business management method according to claim 1, wherein the recording device includes a hard disk. 8. A cost required for a distributor to supply a recording device corresponding to content provided to a user to the user, a usage fee of the content paid by the user, and a predetermined service included in the content. And / or supply means for calculating and supplying income and expenditure information from the income obtained by the advertisement, and control means for controlling the service charge and / or the advertisement charge in accordance with the income and expenditure information. Business management equipment. 9. The business management device according to claim 8, wherein the service is electronic commerce in a virtual store. 10. The business management apparatus according to claim 8, wherein said control means controls the return of a profit to a manufacturer of said recording apparatus based on said balance information. 11. The business management apparatus according to claim 8, wherein the control unit further controls a content usage fee paid by a user based on the balance information. 12. A management means for managing the number of recording devices corresponding to the content provided by the distributor to the user to the user, and a predetermined service and / or advertisement included in the content according to the number. 9. The business management device according to claim 8, further comprising: a deciding unit that decides a price to be paid to the business management device. 13. A method for allocating a data broadcast to a vacant broadcast band among broadcast bands for transmitting a program broadcast on a broadcast distribution side, receiving the data broadcast on a receiving side, and storing the data broadcast in a recording medium of a television receiver. Allocating data for each predetermined content included in the stored data broadcast, and selecting and viewing the allocated content as appropriate by operating the television receiver. Method. 14. The apparatus according to claim 13, wherein when the content selected on the receiving side is electronic commerce by a virtual store, a virtual store of predetermined stored contents can be accessed. Data broadcasting supply method. 15. The recording medium according to claim 1, wherein when sequentially storing the received data broadcasts, the data broadcasts are erased in the order of the first storage among the data broadcasts stored when the storage area is less than or equal to a predetermined capacity. 14. The data broadcast supply method according to claim 13, wherein the data broadcast is stored. 16. The data broadcast supply method according to claim 13, wherein the data broadcast that can be stored on the recording medium is supplied only to preset members. 17. The data broadcasting supply method according to claim 16, wherein said member is charged. 18. The method of claim 13, wherein the data transmitted by the data broadcast includes audio data and video data.