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:
Oct. 07, 2014

Filed:

Dec. 06, 2012
Applicants:

Guoqing C. LI, Portland, OR (US);

Etan Shirron, Hod-Hasharon, IL;

Yaniv Frishman, Kiryat Ono, IL;

George R. Hayek, El Dorado Hills, CA (US);

Inventors:

Guoqing C. Li, Portland, OR (US);

Etan Shirron, Hod-Hasharon, IL;

Yaniv Frishman, Kiryat Ono, IL;

George R. Hayek, El Dorado Hills, CA (US);

Assignee:

Intel Corporation, San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 7/18 (2006.01); H04N 21/43 (2011.01); H04N 21/4363 (2011.01); H04N 21/41 (2011.01);
U.S. Cl.
CPC ...
H04N 21/43637 (2013.01); H04N 21/4104 (2013.01); H04N 21/4305 (2013.01);
Abstract

In a wireless video system, the clock rate for wirelessly transmitting the video data from the transmitting device should be identical to the clock rate for receiving the video data at the receiving device. But the two devices have separate clocks, whose frequencies may drift apart over time, leading the video buffer to be over run or under run. Clock synchronizing messages to prevent this may be sent at short intervals when clock synchronization is first being acquired, and at larger intervals after clock synchronization has already been achieved and is merely being maintained.


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