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:
Feb. 14, 2012
Filed:
Dec. 10, 2008
Akira Matsumoto, Tokyo, JP;
Tetsuya Ito, Tokyo, JP;
Kenichi Abe, Tokyo, JP;
Hiroaki Ueno, Tokyo, JP;
Yoko Suzuki, Tokyo, JP;
Dai Someya, Tokyo, JP;
Naoki Yokoyama, Hokkaido, JP;
Akira Shimomura, Hokkaido, JP;
Akira Matsumoto, Tokyo, JP;
Tetsuya Ito, Tokyo, JP;
Kenichi Abe, Tokyo, JP;
Hiroaki Ueno, Tokyo, JP;
Yoko Suzuki, Tokyo, JP;
Dai Someya, Tokyo, JP;
Naoki Yokoyama, Hokkaido, JP;
Akira Shimomura, Hokkaido, JP;
NEC Communications Systems, Ltd., Tokyo, JP;
Abstract
A wireless apparatus which can realize a DFS function that avoidance of interference with radar is considered in an Ad-Hoc mode under a multihop circumstance is provided. A Beacon frame is transmitted at a shorter interval than a previously set interval when radar is detected by wireless apparatuses Nto Nwhich have a DFS function which perform avoidance of interference with radar.