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 7173947 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 06, 2007

Filed:

Nov. 28, 2001
Applicants:

Sangeeta Ramakrishnan, San Jose, CA (US);

Fang Wu, San Jose, CA (US);

Xiaomei Liu, Milpitas, CA (US);

Inventors:

Sangeeta Ramakrishnan, San Jose, CA (US);

Fang Wu, San Jose, CA (US);

Xiaomei Liu, Milpitas, CA (US);

Assignee:

Cisco Technology, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04J 3/02 (2006.01); H04J 1/16 (2006.01); H04J 3/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention relates to methods and apparatus for quantitatively measuring the performance of a statistical remultiplexer. The methods of the present invention provide for generation of evaluation metrics associated with at least one of amount of bit rate reduction performed by the statistical remultiplexer, change in video quality attributable to the statistical remultiplexer, wasted output bandwidth by the statistical remultiplexer, decoder buffer level fullness, bit rate reduction characteristics of the statistical remultiplexer, and time delay attributable to the statistical remultiplexer. The methods of the present invention may be implemented by an evaluator that may be incorporated into a statistical remultiplexer or may be separate from and connectable to a statistical remultiplexer.


Find Patent Forward Citations

Ramakrishnan, Sangeeta. (2007). Methods and apparatus to evaluate statistical remultiplexer performance (U.S. Patent No. 7173947). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7173947

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