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.

Date of Patent:
Dec. 23, 2014

Filed:

Mar. 15, 2011
Applicants:

Gabriel Porto Villardi, Koganei, JP;

Chen Sun, Koganei, JP;

Yohannes Alemseged Demessie, Koganei, JP;

Ha Nguyen Tran, Koganei, JP;

Hiroshi Harada, Koganei, JP;

Inventors:

Gabriel Porto Villardi, Koganei, JP;

Chen Sun, Koganei, JP;

Yohannes Alemseged Demessie, Koganei, JP;

Ha Nguyen Tran, Koganei, JP;

Hiroshi Harada, Koganei, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 4/00 (2009.01); H04W 16/14 (2009.01); H04W 28/04 (2009.01); H04B 7/212 (2006.01);
U.S. Cl.
CPC ...
H04W 16/14 (2013.01); H04W 28/048 (2013.01);
Abstract

Disclosed is a wireless communication system and the like that can avoid interference even if a plurality of networks coexist. The wireless communication system includes a primary user, cluster head equipment, and a secondary user. The cluster head equipment is for providing a local area network to a cluster region containing the abovementioned primary user. Also, the cluster head equipment contains: an acquisition means that acquires one or both—of information regarding the primary user and information regarding a primary signal—and the like; and a transmission means that transmits information to the secondary user. Then, using this wireless communication system, the secondary user performs cognitive wireless communication or the like on the basis of the information received from the transmission means of the cluster head equipment.


Find Patent Forward Citations

Loading…