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:
Jul. 28, 2015

Filed:

May. 07, 2010
Applicant:

Eric Soldan, Saratoga, CA (US);

Inventor:

Eric Soldan, Saratoga, CA (US);

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 15/16 (2006.01); H04J 3/06 (2006.01); H04N 7/12 (2006.01); H04L 7/00 (2006.01); H04N 7/20 (2006.01); H04N 5/04 (2006.01); G06F 1/12 (2006.01); H04N 21/43 (2011.01);
U.S. Cl.
CPC ...
H04N 5/04 (2013.01); G06F 1/12 (2013.01); H04J 3/0664 (2013.01); H04N 21/4305 (2013.01);
Abstract

Various embodiments are provided that relate to clock synchronization. In one embodiment, a method for synchronizing a relative clock to a global clock comprises receiving a network packet from a master computing device, the network packet including a network packet time stamp indicating a system time of the global clock when the network packet was transmitted; determining a receipt time offset between a receipt time of the network packet and the network packet time stamp, the receipt time indicating a time at which the network packet is received as measured by the relative clock; and adjusting a system time of the relative clock toward the system time of the global clock by updating a system time offset to the receipt time offset if the receipt time offset is smaller than the system time offset.


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