Inter-device cooperative control method

Electrical computers and digital processing systems: multicomput – Computer conferencing – Cooperative computer processing

Reexamination Certificate

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Details

C709S201000, C718S106000

Reexamination Certificate

active

06983306

ABSTRACT:
The present invention relates to a distributed system in which processors incorporated in machines and objects are mutually linked in operation, and an object of the present invention is to provide a distributed system in which each device can establish a link with a suitable device according to changes in the environment and conditions, independently from the system configuration controlled by a server.In order to achieve the above object, each device provided by the present invention obtains information on surrounding devices through a sensor131or communication processing112, recognizes the environment around it through environment recognition processing111, and stores the environmental information in an environment management table123. By employing link control processing113, each device shares conditional information stored in a profile122and a policy124of each device through the communication processing112. Each device locally and continuously determines a device to be linked with it or whether to perform a link operation requested by another device, using the shared conditional information, information on the surrounding environment, and the policy124. The results of a link operation are made public and shared by each device through the link control processing113, and used for narrowing the range of link target devices.

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Transactions on Computers, vol. C-29, No. 12, Dec. 1980, 1104-1113, Entitled: The Contract Net Protocol: High-Level Communication and Control in a Distributed Problem Solver, by Reid G. Smith, Member of IEEE, IEEE.

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