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:
May. 16, 2017

Filed:

Mar. 21, 2005
Applicants:

Joerg Habetha, Aachen, DE;

Javier Del Prado Pavon, Ossining, NY (US);

Inventors:

Joerg Habetha, Aachen, DE;

Javier del Prado Pavon, Ossining, NY (US);

Assignee:

KONINKLIJKE PHILIPS N.V., Eindhoven, NL;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 74/00 (2009.01); H04W 84/18 (2009.01); H04W 74/08 (2009.01);
U.S. Cl.
CPC ...
H04W 74/006 (2013.01); H04W 74/0891 (2013.01); H04W 84/18 (2013.01);
Abstract

In a distributed Mac protocol having a slotted superframe () comprising at least one slotted beacon period () followed by a data transfer period (), a system and method is provided for creating and maintaining several beacon periods () at different positions in the superframe (). When joining the network () a device () either joins an existing beacon period () or creates a new beacon period () at a position in the superframe () that does not overlap with existing beacon periods () or reservation periods. Beacon periods () mutually protect each other by devices () announcing the neighboring beacon periods in their beacons.


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