JP2007129320A5

JP2007129320A5 -

Info

Publication number: JP2007129320A5
Application number: JP2005318437A
Authority: JP
Filing date: 2005-11-01
Publication date: 2008-12-04

Claims

A communication device that activates a data communication operation through an exchange of information for recognizing each other,
A first communication interface for connecting to another communication device;
A second communication interface for connecting to a security device having a storage area for securely storing information;
Storage means comprising a storage area for storing device-specific information assigned to each device and other information;
Communication control for controlling data communication with another communication device through the first communication interface and transmitting the device specific information to the security device based on transmission of predetermined data via the security device Means,
With
The communication control means acquires device-specific information of another communication device from the security device and stores it in the storage area;
A communication device.

The communication control means makes a communication start request based on device-specific information of another communication device stored in the storage area, or starts data communication in response to a communication start request based on its own device-specific information.
The communication apparatus according to claim 1.

The storage means stores an encryption key;
The communication control means transmits the encryption key together with the device specific information through a security device, and encrypts the transmission path using the encryption key formed by the first communication interface.
The communication apparatus according to claim 1.

The security device stores user right information;
The communication control unit verifies user right information read from the security device when transmitting device-specific information via the security device.
The communication apparatus according to claim 1.

A communication device that activates a data communication operation through an exchange of information for recognizing each other,
A first communication interface for connecting to another communication device;
A second communication interface for connecting to a security device having a storage area for securely storing information;
Communication control means for controlling data communication with another communication device via the first communication interface based on transmission of predetermined data via the security device;
With
In the storage area of the security device, security device specific information that can be identified from other security devices is stored,
The communication control means acquires and stores security device specific information from the security device, and makes a communication start request based on the security device specific information to another communication device, or the security device specific information Start data communication in response to a communication start request based on
A communication device.

A communication system that activates a data communication operation through an exchange of information for the communication devices to recognize each other,
Each communication device includes a first communication interface for connecting to another communication device, a second communication interface for connecting to a security device having a storage area for securely storing information, and for each device. With assigned device-specific information,
Between the communication apparatuses that start data communication, device-specific information of one communication apparatus is transmitted to the other communication apparatus via the security device, or another security device is stored in the storage area of the security device. Identifiable security device specific information is stored, each communication device that starts data communication holds security device specific information read from the security device,
Grouping communication devices that start data communication based on the device specific information or the security device specific information,
A communication system characterized by the above.

Each communication device has an encryption key,
An encryption key is transmitted to the other communication device via the security device together with the device unique information of one communication device, and a communication start request from the other communication device to one communication device based on the device unique information and the encryption key In response to the encrypted data communication using the encryption key is activated,
The communication system according to claim 6.

The security device stores user right information;
Each communication device verifies user right information read from the security device when transmitting device-specific information via the security device.
A communication system characterized by the above.

In a communication apparatus comprising a first communication interface for connecting to another communication apparatus and a second communication interface for connecting to a security device having a storage area for securely storing information, A communication method for starting a data communication operation through an exchange of information for recognition,
A first cognitive step of transferring data to and from the security device through the second communication interface;
A second recognition step for performing a data communication start operation with another communication device based on the data transmitted in the first recognition step;
A communication method comprising:

The communication device comprises device specific information,
In the first recognition step, the device specific information is transmitted to the security device;
In the second recognition step, data communication is started in response to a data communication start request based on own device specific information.
The communication method according to claim 9.

In the first recognition step, device-specific information of a communication device as a communication partner is acquired from the security device,
In the second recognition step, a data communication start request based on the acquired device specific information is performed.
The communication method according to claim 10.

In the storage area of the security device, security device specific information that can be distinguished from other security devices is stored,
In the first recognition step, security device specific information is obtained from the security device and stored,
In the second recognition step, a communication start request based on the security device specific information is sent to another communication device, or data communication is started in response to the communication start request based on the same security device specific information.
The communication method according to claim 9.

Written in a computer readable format to execute on a computer a process on a communication device that activates a data communication operation through an exchange of information for recognizing each other,
A first communication interface for connecting to another communication device;
A second communication interface for connecting to a security device having a storage area for securely storing information;
Storage means comprising a storage area for storing device-specific information assigned to each device and other information;
Communication control for controlling data communication with another communication device through the first communication interface and transmitting the device specific information to the security device based on transmission of predetermined data via the security device means,
Function as
The communication control means acquires device-specific information of another communication device from the security device and stores it in the storage area;
A computer program characterized by the above.

Written in a computer readable format to execute on a computer a process on a communication device that activates a data communication operation through an exchange of information for recognizing each other,
A first communication interface for connecting to another communication device;
A second communication interface for connecting to a security device having a storage area for securely storing information;
Communication control means for controlling data communication with another communication device via the first communication interface based on transmission of predetermined data via the security device;
Function as
In the storage area of the security device, security device specific information that can be distinguished from other security devices is stored,
The communication control means acquires and stores security device specific information from the security device, and makes a communication start request based on the security device specific information to another communication device, or the security device specific information Start data communication in response to a communication start request based on
A computer program characterized by the above.