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:
Dec. 16, 2003

Filed:

Dec. 10, 1999
Applicant:
Inventors:

Sam John, Randolph, NJ (US);

Vinay A. Vaishampayan, Summit, NJ (US);

Assignee:

AT&T Corp., New York, NY (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G10L 1/900 ;
U.S. Cl.
CPC ...
G10L 1/900 ;
Abstract

A balanced multiple descriptive coder codes data in streams so that an acceptable replica of source data can be generated if either stream is lost. The balanced multiple descriptive coder may include a pair of coding branches, each branch including a coding chain and a prediction chain.


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