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. 28, 2010

Filed:

May. 04, 2005
Applicants:

Jean-claude Thill, Fontenay Aux Roses, FR;

Laurent Fachau, Clichy, FR;

Inventors:

Jean-Claude Thill, Fontenay Aux Roses, FR;

Laurent Fachau, Clichy, FR;

Assignee:

Thales, , FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 4/00 (2009.01); H04J 3/24 (2006.01);
U.S. Cl.
CPC ...
Abstract

A distributed synchronization method in a communication network is disclosed. A number of stations exchange messages between themselves. A synchronization pattern characteristic of the clock reference of the sender is inserted into each message transmitted by a sender. The clock reference of each station is updated with the clock reference that it receives from another station of the network if, and only if, the received time is leading the clock reference. The update is done by calculating the difference ΔX=T'a−Ta between the time of sending T′a of the message received by a station A and the time of reception Ta of the same message by the station B, and applying a correction 0<ΔY<=ΔX if the received time of sending is leading by a quantity of at least τ (ΔX>τ>0).


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