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:
Jan. 27, 2015

Filed:

Aug. 22, 2008
Applicants:

Hans-juergen Reumerman, Eindhoven, NL;

Yunpeng Zang, Aachen, DE;

Lothar Stibor, Aachen, DE;

Bernhard Walke, Wuerselen, DE;

Hong MA, Stein, DE;

Inventors:

Hans-Juergen Reumerman, Eindhoven, NL;

Yunpeng Zang, Aachen, DE;

Lothar Stibor, Aachen, DE;

Bernhard Walke, Wuerselen, DE;

Hong Ma, Stein, DE;

Assignee:

Koninklijke Philips N.V., Eindhoven, NL;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 4/00 (2009.01); H04J 3/00 (2006.01); H04B 7/212 (2006.01); H04L 12/413 (2006.01); H04W 72/02 (2009.01); H04W 28/04 (2009.01); H04W 72/04 (2009.01); H04W 74/08 (2009.01); H04W 84/18 (2009.01);
U.S. Cl.
CPC ...
H04W 72/02 (2013.01); H04W 28/04 (2013.01); H04W 72/0406 (2013.01); H04W 74/08 (2013.01); H04W 84/18 (2013.01);
Abstract

The present invention relates to a method of reducing beacon collision probability in a communication network supporting control channels comprising beacon periods divided into beacon slots, each beacon period being followed by a contention period. In the method a communication device () operating in the communication network first chooses () an available beacon slot for transmission of a first type of beacon for exchanging network topology information with other communication devices operating in the communication network. Then the communication device transmits () a beacon of a second type comprising an identifier of the communication device and the chosen beacon slot for the transmission of the beacon of the first type, the beacon of the second type being transmitted in the contention period.


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