JPH11146376A - Data management device and data management method - Google Patents

Abstract

(57) [Summary] [PROBLEMS] To provide a data management device for efficiently managing data by restricting a use environment after data reception. SOLUTION: A data storage means 11 stores data Dp. The environment judging means 12 judges whether or not there is a reception environment in which the same broadcast service that broadcasts the data Dp is being received. The authentication unit 13 authenticates the user in order for the user to execute the data Dp. The charging control means 13 performs charging control when the user executes the data Dp. The data execution means 15 receives the broadcast service and executes the data Dp after authentication.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a data management device and a data management method, and more particularly to a data management device for receiving data of data broadcasting and managing the data, and a data management device for receiving data of data broadcasting. And a data management method for performing the method.

[0002]

2. Description of the Related Art A satellite broadcasting system can distribute a large amount of information nationwide from a single uplink center via a satellite. For this reason, information can be transmitted instantaneously and efficiently compared to a terrestrial broadcasting system that provides information via a plurality of stations.

[0003] In satellite broadcasting, there are three channels of video, audio, and data. By using the data channels, character information, audio, still images, and moving images can be sent to many recipients simultaneously. it can.

On the other hand, in recent data broadcasting, all information is distributed to all terminals, and a request type configuration in which data can be extracted only from a terminal to which an application has been made is being adopted.

[0005]

However, in the conventional data broadcasting as described above, no restriction is imposed on the user's use after receiving the data.

Therefore, there is a problem that a user who does not have a proper use right copies data from the original data receiving apparatus and uses the data illegally. In addition, there has been a problem that the charging cannot be flexibly controlled such as changing the charging amount in the time zone when using the data or reducing the charging amount from the data usage history information.

[0007] The present invention has been made in view of such a point, and it is an object of the present invention to provide a data management device that restricts a use environment after data reception and performs data management efficiently.

Another object of the present invention is to provide a data management method for efficiently managing data by restricting a use environment after data reception.

[0009]

According to the present invention, in order to solve the above-mentioned problems, in a data device for receiving data of a data broadcast and managing the data, a data storage means for storing the data; Environment determination means for determining whether or not the reception environment is receiving the same broadcast service that broadcasts, an authentication means for authenticating the user, for the user to execute the data, When a user executes data, a data management device is provided, comprising: charging control means for performing charging control; and data execution means for receiving the broadcast service and executing the data after authentication. Is done.

Here, the data storage means stores data. The environment determining means determines an environment as to whether or not there is a receiving environment for receiving the same broadcast service that broadcasts the data. The authentication unit authenticates the user so that the user can execute the data. The accounting control means performs accounting control when the user executes the data. The data execution means receives the broadcast service and executes the data after authentication.

In a data method for receiving data of data broadcasting and managing the data, it is possible to determine whether or not the reception environment stores the data and receives the same broadcasting service that broadcasts the data. The environment is determined, and the user is authenticated in order for the user to execute the data.When the data is executed by the user, charging control is performed, the broadcast service is received, and the data is authenticated. Is provided.

At the time of data execution, the same broadcast service that broadcasts the data is received, and after authentication, the stored data is executed.

[0013]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a principle diagram of a data management device of the present invention. The data management device 10 manages data received by data broadcasting by limiting the usage environment after data reception.

The data storage means 11 stores data. Here, it is assumed that data Dp relating to the program P is stored. The environment judging means 12 judges whether or not there is the same broadcasting service that broadcasts the data Dp, that is, whether or not there is a receiving environment in which the program P is currently being received.

The authentication means 13 authenticates whether the user is a valid user of the data Dp. Billing control means 14
Controls charging when executing the data Dp. The data execution unit 15 executes the data Dp according to a user's instruction. Conditions for execution are as follows. Only when the program P, which is the same broadcast service that broadcasts the data Dp, is received at the time of execution and the user is authenticated as a valid user,
Data Dp can be executed.

Next, a broadcast system when the data management device 10 of the present invention is applied will be described. FIG. 2 is a configuration diagram of the broadcasting system. Content providers 1a-1c
Holds data and information broadcast and transmitted to the user. Then, in response to a data transmission request from the user, a data request is transmitted from the service program via the Internet 6 and the dedicated line 7, and the data is transmitted to the service provider 2.

The service provider 2 has terminals 10a-1
0c via the public telephone network 5 and provides services to the users of the terminals 10a to 10c. The service provider 2 performs communication of a user's viewing history and data purchase history, communication of a data transmission request from the user, and the like.

Further, the terminal receives data from the content providers 1a to 1c via the Internet 6 and the dedicated line 7, and broadcasts the data to the terminals 10a to 10c via the uplink center 3, the satellite 4, and the public telephone network 5.
Send.

The uplink center 3 is a transmission center for CS digital broadcasting. The data transmitted from the service provider 2 is multiplexed and modulated and transmitted to the satellite 4. Satellite 4 is JCSAT-3 for CS digital broadcasting.
/ 4. The terminals 10a to 10c correspond to the data management device 10 of the present invention and provide services to users.

The terminals 10a to 10c transmit data transmitted from the uplink center 3 via the satellite 4 to the antenna 1
0a-1 to 10c-1 and display to the user.
Performs output such as printing.

Also, terminals 10a to 10c for recording the viewing record and the like.
Is transmitted to the service provider 2 through the public telephone network 5.

Next, the internal configuration of the data management device 10 of the present invention will be described. FIG. 3 is a diagram showing an internal configuration of the data management device 10. The data storage means 1 of the present invention
1 corresponds to the RAM 11, the environment determination means 12 and the data execution means 15 correspond to the programmable DSP 16, and the authentication means 13 and the charging control means 14 correspond to the IC card controller 17.

The tuner 18 is a tuner for digital satellite broadcasting. The signal from the external antenna is subjected to processing such as down-conversion / filtering, and MPEG2
-Send to the programmable DSP 16 as TS data.

The programmable DSP 16 comprises a RISC type CPU unit and a DSP unit, and performs MPEG2-TS demultiplexing / decoding / system control and the like. Further, the control programs of the RISC type CPU unit and the DSP unit can be changed from outside.

The serial controller 19 receives data from an input device used by the user and transmits the data to the programmable DSP 16. The RAM 11 is used by the programmable DSP 16 and is used for buffering MPEG2-TS, buffering for MPEG decoding, storing display data, and the like.

The IC card controller 17 communicates with an external IC card under the control of the programmable DSP 16 to perform authentication and accounting control. The line controller 23
Under the control of the programmable DSP 16, it is connected to the external public telephone network 5 and transmits a viewing history and a data request to the server.

The video encoder 21 is a programmable D
The image data output from the SP 16 is D / A converted and output to an external display device. Audio AD / DA22
Converts the audio data output from the programmable DSP 16 from digital to analog and outputs it to the outside. In addition, it is connected to the line controller 23, AD / DA-converts the audio signal, and communicates with the programmable DSP 16.

Next, the data management device 1 for executing the received data Dp (hereinafter referred to as program data).
The processing of 0 will be described. FIG. 4 is a flowchart showing a processing procedure when executing the received program data. [S1] Program data is received. The programmable DSP 16 receives the program data from the tuner 18 and stores the program data in the RAM 11. [S2] The user receives an instruction to execute the program data. The programmable DSP 16 receives a program data execution instruction input from a user via the serial controller 19. [S3] It is determined whether there is confirmation information such as real time information.
If there is, go to step S4, otherwise go to step S7.
The programmable DSP 16 checks whether the broadcast service received by the tuner 18 includes confirmation information such as real-time information. Then, it is determined whether there is an environment in which the same broadcast service as that for receiving the program data is being received. [S4] It is determined whether there is an authentication device such as an IC card.
If there is, go to step S5, otherwise go to step S7.
The programmable DSP 16 determines whether or not a device capable of performing authentication and accounting processing is mounted on the IC card controller 17. [S5] A billing process is performed. The programmable DSP 16 instructs the IC card controller 17 to perform authentication and accounting processing relating to the execution of the program data.

The IC card controller 17 is connected to an external IC.
When a command to charge the card is sent, the IC
The card stores the billing information in a memory in the card. Also, an IC card controller 17, a programmable DS
Via the P16, the audio AD / DA 22, and the line controller 23, communication of billing information with a server connected via an external public telephone line network 5 is performed. [S6] The program data is executed. The programmable DSP 16 executes the program data stored in the RAM 11. [S7] The user is notified that the program data cannot be executed. Check for confirmation information such as real-time information
If there is no authentication device such as a C card, the programmable DSP 16 notifies the user that there is no environment in which the program data stored in the RAM 11 can be executed using the video encoder 21 and the audio AD / DA 22 as notification means. .

Next, the case where the charge amount is determined by communication with the charge center when using the program data will be described. FIG. 5 is a flowchart showing a processing procedure for determining a billing amount by communication with a billing center when using data. [S10] Program data is received. The programmable DSP 16 receives the program data from the tuner 18 and stores it in the RAM 11. [S11] The user receives an instruction to execute the program data. The programmable DSP 16 receives a program data execution instruction input from a user via the serial controller 19. [S12] It is determined whether the environment is one in which program data can be used. If so, go to step S13, otherwise go to step S17. Programmable DSP1
6 checks whether the broadcast service received by the tuner 18 includes confirmation information such as real-time information. Then, it is determined whether there is an environment in which the same broadcast service as that for receiving the program data is being received. Also, I
It is determined whether a device capable of performing authentication and accounting processing is mounted on the C card controller 17. [S13] The accounting information is communicated to the server. The programmable DSP 16 has a line controller 23 and audio A
It connects to the external public telephone network 5 using the D / DA 22, and communicates the charging information of the program data requested to be executed. [S14] The user confirms the charge amount when using the data.
The programmable DSP 16 notifies the video encoder 21 of the charge amount for using the data. Further, a confirmation input from the user is received through the serial controller 19 or the like. Further, the billing amount is determined based on the market price at the time of data use / purchase. [S15] A billing process is performed. Programmable DSP16
Instructs the IC card controller 17 to perform authentication and accounting processing relating to the execution of the program data. When the IC card controller 17 sends a command for performing a charging process to an external IC card, the IC card stores the charging information in a memory in the card.

The external public telephone line network 5 is connected via the IC card controller 17, the programmable DSP 16, the audio AD / DA 22, and the line controller 23.
Communication of billing information with a server connected via the server. [S16] The program data is executed. The program data stored in the RAM 11 is executed. [S17] The user is notified that the program cannot be executed. If there is no confirmation information such as real time information or no authentication device such as an IC card, a programmable DSP
16 notifies the user that there is no environment in which the program data stored in the RAM 11 can be executed using the video encoder 21 and the audio AD / DA 22.

Next, a case where the charge amount is determined by receiving the update information of the program data charge amount will be described. FIG. 6 is a flowchart showing a processing procedure when determining the charge amount by receiving the update information of the program data charge amount. [S20] Program data is received. The programmable DSP 16 receives the program data from the tuner 18 and stores it in the RAM 11. [S21] The charge amount update information is received. The programmable DSP 16 receives, from the tuner 18, update information on the charge amount of the program data. The billing amount is updated a plurality of times from the date on which the data is released. [S22] The user receives an instruction to execute the program data. The programmable DSP 16 receives a program data execution instruction input from a user via the serial controller 19. [S23] It is determined whether the environment is one in which program data can be used. If so, go to step S24, otherwise go to step S26. Programmable DSP16
Checks whether the broadcast service received by the tuner 18 includes confirmation information such as real-time information, and determines whether there is an environment in which the same broadcast service that received the program data is being received. . Further, it is determined whether or not a device capable of performing authentication and accounting processing is mounted on the IC card controller 17. [S24] A billing process is performed. Programmable DSP16
When the IC card sends a command for performing authentication and accounting for execution of program data to the IC card controller 17, the IC card stores the accounting information in a memory in the card.

The external public telephone line network 5 is connected via the IC card controller 17, the programmable DSP 16, the audio AD / DA 22, and the line controller 23.
Communication of billing information with a server connected via the server. [S25] The program data is executed. The programmable DSP 16 executes the program data stored in the RAM 11. [S26] The user is notified that the program data cannot be executed. Check for confirmation information such as real-time information
If there is no authentication device such as C card, programmable D
The SP 16 notifies the user using the video encoder 21 and the audio AD / DA 22 that there is no environment in which the program data stored in the RAM 11 can be executed.

Next, a description will be given of a case where different accounting processes are performed depending on whether the usage is performed while the restriction on the execution environment is left or when the restriction is imposed on the execution environment. FIG. 7 is a flowchart showing a processing procedure when different accounting processes are performed when using with the restriction on the execution environment remaining, and when using with the restriction on the execution environment being released. [S30] The user receives an instruction to execute the program data. The programmable DSP 16 receives a program execution instruction input from a user via the serial controller 19. The program data is received from the tuner 18 or copied from the outside and is already stored in the RAM 1
1 is stored. [S31] It is determined whether there is an authentication device such as an IC card. If there is, go to step S32; otherwise, go to step S36.
Go to The programmable DSP 16 determines whether or not a device capable of performing authentication and accounting processing is mounted on the IC card controller 17. [S32] It is determined whether there is confirmation information such as real time information. If there is, go to step S33, otherwise go to step S35
Go to The programmable DSP 16 checks whether the broadcast service received by the tuner 18 includes confirmation information such as real-time information. Then, it is determined whether there is an environment in which the same broadcast service as that for receiving the program data is being received. [S33] A billing process is performed. Programmable DSP16
Instructs the IC card controller 17 to read the billing information added to the program data regarding the execution of the program data, and to perform authentication and billing processing when there is confirmation information such as real time information.

The IC card controller 17 is connected to an external IC.
When a command for performing a billing process is sent to the card, the IC card stores the billing information in a memory in the card. Also,
IC card controller 17, programmable DSP1
6. Audio AD / DA 22, line controller 23
, And communicates with the server connected via the external public telephone network 5 via the public telephone line network 5. [S34] The program data is executed. The programmable DSP 16 executes the program data stored in the RAM 11. [S35] A billing process is performed. Programmable DSP16
Instructs the IC card controller 17 to read the accounting information added to the program data for the execution of the program data, and to perform authentication and accounting processing when there is no confirmation information such as real time information.

The IC card controller 17 is connected to an external IC
When a command for performing a billing process is sent to the card, the IC card stores the billing information in a memory in the card. Also,
IC card controller 17, programmable DSP1
6. Audio AD / DA 22, line controller 23
, And communicates with the server connected via the external public telephone network 5 via the public telephone line network 5. [S36] It is determined whether or not the accounting process when there is no authentication device has already been performed. Programmable DSP 16 is R
By examining the program data stored in the AM 11, it is determined whether or not the accounting process is performed when there is no authentication device. [S37] The user is notified that the program data cannot be executed. Check for confirmation information such as real-time information
If there is no authentication device such as a C card, the programmable DSP 16 notifies the user using the video encoder 21 and the audio AD / DA 22 that there is no environment in which the program data stored in the RAM 11 can be executed.

Next, a description will be given of a case where the charge amount is reduced from the usage history information under the execution environment restriction when charging the restriction release. FIG. 8 is a flowchart showing a processing procedure when the charge amount is reduced from the usage history information under the execution environment restriction when charging for release of restriction is performed.

As a method of releasing the restriction, a description will be given of a process for copying and using program data from an environment in which the program data is received. [S40] Program data is received. The programmable DSP 16 receives the program data from the tuner 18 and stores it in the RAM 11. [S41] The user is instructed to copy the program data. The programmable DSP 16 receives an instruction to copy program data from a user via the serial controller 19. [S42] It is determined whether the program data has been used in a state where the execution environment is restricted. If there is, step S4
If not, go to step S44. The programmable DSP 16 determines whether or not the program data stored in the RAM 11 and requested by the user to be copied is used in an environment where the execution of the program is restricted to an environment in which authentication and accounting can be performed. [S43] The billing amount is reduced. Programmable DSP1
In step S44, when the execution environment of the program data is restricted, the charge amount for copying from the environment in which the program data is received is reduced according to the use situation. Programmable DSP16
Instructs the IC card controller 17 to perform authentication and accounting processing relating to the execution of the program data. When the IC card controller 17 sends a command for performing a charging process to an external IC card, the IC card stores the charging information in a memory in the card.

The external public telephone line network 5 is connected via the IC card controller 17, the programmable DSP 16, the audio AD / DA 22, and the line controller 23.
Communication of billing information with a server connected via the server. [S45] The program data is copied.

The programmable DSP 16 copies the program data from the environment in which it was received to the outside. As described above, in the data management device 10 of the present invention, by restricting the use of the program data to the same one as the execution environment, it is possible to prevent unauthorized use of the received program data, By using the real-time information broadcasted by the user as the environment confirmation information, charging based on the expiration date and time can be performed.

In addition, since it is possible to change the billing amount depending on the time since the program data is distributed, it is possible to bill for the newness of the information, and to separate the charge for receiving, using, and purchasing information. Can be.

Further, by changing the billing method between the case of using the program with the restriction of the execution environment left and the case of using the program after the restriction of the execution environment is changed, the restriction of the execution environment is changed by one received data. It becomes possible.

Furthermore, when charging for releasing the restriction, by reducing the charging amount from the usage history environment under the execution environment restriction, a part or all of the amount paid in advance can be reduced. Therefore, it is a benefit of the user, and the use and purchase of the data become easy.

Next, the data management method of the present invention will be described. FIG. 9 is a flowchart showing a processing procedure of the data management method of the present invention. [S50] The data is stored. [S51] An environment judgment is made as to whether or not there is a reception environment for receiving the same broadcast service that broadcasts the data. [S52] The user is authenticated in order for the user to execute the data. [S53] When the user executes the data, charging control is performed. [S54] The broadcast service is received, and the data is executed after authentication.

As described above, the data management method of the present invention, when executing stored data, receives the same broadcast service that broadcasts the data, and executes the data after being authenticated. And As a result, the usage environment after data reception can be restricted, so that unauthorized use of data can be prevented, and data management can be performed efficiently.

[0046]

As described above, when executing the stored data, the data management apparatus of the present invention receives the same broadcast service that broadcasts the data, and executes the data after being authenticated. The configuration was adopted. As a result, the usage environment after data reception can be restricted, so that unauthorized use of data can be prevented, and data management can be performed efficiently.

In the data management method of the present invention, when executing the stored data, the same broadcast service that broadcasts the data is received, and the data is executed after being authenticated. As a result, the usage environment after data reception can be restricted, so that unauthorized use of data can be prevented, and data management can be performed efficiently.

[Brief description of the drawings]

FIG. 1 is a principle diagram of a data management device of the present invention.

FIG. 2 is a configuration diagram of a broadcast system.

FIG. 3 is a diagram showing an internal configuration of a data management device.

FIG. 4 is a flowchart showing a processing procedure when executing received program data.

FIG. 5 is a flowchart showing a processing procedure for determining a billing amount by communication with a billing center when using data.

FIG. 6 is a flowchart showing a processing procedure when determining a charge amount by receiving update information of a program data charge amount.

FIG. 7 shows a case in which the application is used while the execution environment is restricted,
9 is a flowchart showing a processing procedure when different charging processes are performed in a case where an execution environment restriction is released and used.

FIG. 8 is a flowchart showing a processing procedure when the charge amount is reduced from the usage history information under the execution environment restriction when charging for release of restriction is performed.

FIG. 9 is a flowchart showing a processing procedure of the data management method of the present invention.

[Explanation of symbols]

10 data management device, 11 data storage means, 1
2 ... Environment determination means, 13 ... Authentication means, 14 ... Charge control means, 15 ... Data execution means, P ... Program, Dp
……data.

Claims (8)

[Claims] 1. A data management device for receiving data of data broadcast and managing the data, comprising: a data storage unit for storing the data; and a reception environment receiving the same broadcast service that broadcasts the data. Environment determining means for determining whether an environment exists or not, authentication means for authenticating the user so that the data is executed by the user, and charging for performing charging control when the user executes the data. A data management device comprising: a control unit; and a data execution unit that receives the broadcast service and executes the data after authentication. 2. The data management device according to claim 1, wherein the environment determination unit performs the environment determination based on confirmation information issued by the broadcast service. 3. The data management apparatus according to claim 1, further comprising a notifying means for notifying a user that the data execution means cannot execute the data when the data cannot be executed. 4. The data management apparatus according to claim 1, wherein said charging control means communicates charging information with a server which performs charging processing via a public line network. 5. The charging control means receives the broadcast service and executes the data while leaving a restriction on an execution environment, which is an environment after authentication. 5. The data management apparatus according to claim 4, wherein different charging control is performed between when the data is executed and when the data is executed. 6. The data management apparatus according to claim 5, wherein said charging control means performs said charging control by using said data as a market price at the time of use / purchase. 7. When the data is executed with the restriction on the execution environment being released, the accounting control means is configured to execute the data based on the usage history information when the data is executed under the restriction on the execution environment. 6. The data management device according to claim 5, wherein the charge amount is reduced. 8. A data management method for receiving data of a data broadcast and managing the data, the method comprising: storing the data; and receiving an identical broadcast service that broadcasts the data. The environment is determined, and the user is authenticated in order for the user to execute the data.When the user executes the data, charging control is performed, the broadcast service is received, and the authentication is performed. A data management method characterized by executing data.