US PATENT SUBCLASS 714 / 791
.~.~ Sequential decoder (e.g., Fano or stack algorithm)

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


714 /   HD   ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY

746  DF  DIGITAL DATA ERROR CORRECTION {5}
786  DF  .~ Forward error correction by tree code (e.g., convolutional) {9}
791.~.~ Sequential decoder (e.g., Fano or stack algorithm) {1}
792  DF  .~.~.~> Trellis code

DEFINITION

Classification: 714/791

Sequential decoder (e.g., Fano or stack algorithm):

(under subclass 786) Subject matter where a tree structure of the convolutional code is used for searching locally a path which is considered to be the most likely to produce a correct data sequence.

SEE OR SEARCH THIS CLASS, SUBCLASS:

794, for maximum likelihood decoding in general.

796, for branch metric calculation in general.