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:
Mar. 09, 2010
Filed:
May. 07, 2007
Applicants:
Toshiyuki Aritsuka, Kodaira, JP;
Norio Ohkubo, Tokyo, JP;
Inventors:
Toshiyuki Aritsuka, Kodaira, JP;
Norio Ohkubo, Tokyo, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G08B 1/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
The position of a node is identified. There is provided a module for identifying the position of a node using a locator node that sniffs communication of the node in a sensor network system capable of continuously tracking a situational change in the state, position or the like of people or an object.