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.:

US 9935685 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 03, 2018

Filed:

May. 28, 2015
Applicant:

Qualcomm Incorporated, San Diego, CA (US);

Inventor:

Frank Lane, Easton, PA (US);

Assignee:

QUALCOMM Incorporated, San Diego, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 3/54 (2006.01); H04L 7/033 (2006.01); H04B 1/3822 (2015.01); H04W 56/00 (2009.01); H04J 3/06 (2006.01); H04L 7/08 (2006.01); H04L 12/403 (2006.01); G01S 13/93 (2006.01); G01S 17/87 (2006.01); G01S 17/93 (2006.01); G01S 13/87 (2006.01);
U.S. Cl.
CPC ...
H04B 3/54 (2013.01); H04B 1/3822 (2013.01); H04J 3/0602 (2013.01); H04J 3/0655 (2013.01); H04L 7/0331 (2013.01); H04L 7/08 (2013.01); H04L 12/403 (2013.01); H04W 56/0015 (2013.01); G01S 13/87 (2013.01); G01S 13/931 (2013.01); G01S 17/87 (2013.01); G01S 17/936 (2013.01); G01S 2013/9367 (2013.01); H04B 2203/547 (2013.01); H04B 2203/5408 (2013.01); H04B 2203/5445 (2013.01); H04J 3/0644 (2013.01);
Abstract

A network such as an in-vehicle powerline communication (PLC) network may allow PLC nodes to communicate over existing powerlines. Provided in the present disclosure are exemplary techniques for synchronizing network nodes (e.g., PLC nodes) with a network clock for the network so that data generated at each node may share a common time reference. For example, a synchronization (sync) signal may be generated by a master node and broadcast to other PLC nodes over a PLC channel, which may also carry data frames to and from other PLC nodes. The network clock may be autonomously generated by the master node or may be tied to an external clock.


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