The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 01, 2015
Filed:
May. 18, 2012
Shinji Nakadai, Tokyo, JP;
Masato Asahara, Tokyo, JP;
Shinji Nakadai, Tokyo, JP;
Masato Asahara, Tokyo, JP;
NEC Corporation, Tokyo, JP;
Abstract
To reduce a communication load among data storage devices and data processing devices, a communication device comprises node information storage means for storing identifiers of data devices and processing devices and communication costs, and search processing means for receiving a message, which includes a transfer route of message and a total cost, which is a communication cost of transfer route, and detecting and outputting a closed path, from transfer route, having a negative total cost, or transmitting to the registered data device a message including a new total cost calculated by subtracting a communication cost corresponding to data device concerned from total cost and a new transfer route made by adding communication device to transfer route, and transmitting to the registered processing device a message including a new total cost calculated by adding a communication cost corresponding to processing device concerned to total cost, and new transfer route.