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:
Oct. 18, 2011
Filed:
Feb. 19, 2009
Susumu Nishihashi, Kobe, JP;
Shinji Yamashita, Kobe, JP;
Kenji Hontani, Tokyo, JP;
Yukio Fujisawa, Tokyo, JP;
Satoshi Yamanaka, Tokyo, JP;
Hiroaki Shimauchi, Tokyo, JP;
Susumu Nishihashi, Kobe, JP;
Shinji Yamashita, Kobe, JP;
Kenji Hontani, Tokyo, JP;
Yukio Fujisawa, Tokyo, JP;
Satoshi Yamanaka, Tokyo, JP;
Hiroaki Shimauchi, Tokyo, JP;
Fujitsu Ten Limited, Kobe-Shi, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Abstract
A data search device that is provided in a communication apparatus detects a memory area storing data to be transmitted from a memory unit having memory areas defined by IDs allotted to data. The data search device includes: a first flag that is provided for each of the memory areas of the memory unit, and indicate whether the data in the corresponding memory area is updated; a second flag that is provided for each group consisting of a predetermined number of the first flags, and indicates a data update state when at least one set of data in the first flags in the corresponding group indicates an updated state; and a search control unit that detects the memory area storing the data to be transmitted, by searching for the corresponding first flag after detecting the second flag.