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:
Feb. 14, 2017

Filed:

Jul. 08, 2009
Applicants:

Xiao Xu, Des Plaines, IL (US);

Hua Xu, Lake Zurich, IL (US);

Inventors:

Xiao Xu, Des Plaines, IL (US);

Hua Xu, Lake Zurich, IL (US);

Assignee:

Google Technology Holdings LLC, Mountain View, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 3/46 (2015.01); H04L 1/00 (2006.01); H04L 1/18 (2006.01);
U.S. Cl.
CPC ...
H04L 1/0001 (2013.01); H04L 1/0003 (2013.01); H04L 1/0009 (2013.01); H04L 1/0041 (2013.01); H04L 1/1887 (2013.01); Y02B 60/31 (2013.01);
Abstract

A method and apparatus for optimizing target error rates for link adaptation in a communication system. The method includes estimating a data rate associated with transmission of a data stream over a communication link. A required target error rate is then selected from a plurality of pre-defined target error rate values based on whether the estimated data rate is within a range of at least one of a plurality of pre-defined threshold values, where each of the pre-defined target error rate values maps to one of the plurality of pre-defined threshold values. A link adaptation parameter associated with the communication link is then selected or updated to maintain the required target error rate and the data stream is transmitted over the communication link using the selected/updated link adaptation parameter.


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