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.:
Date of Patent:
Apr. 23, 1996
Filed:
Jul. 22, 1993
Applicant:
Inventor:
Joachim Hagenauer, Seefeld, DE;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03M / ;
U.S. Cl.
CPC ...
371 43 ; 371 45 ;
Abstract
Improved Viterbi decoding of radio signals of the type calculating a metric increment ##EQU1## wherein .lambda..sub.k is calculated at time intervals indexed by k, i is a data bit position index, y is a received value, x is a coded bit of a predetermined sequence, and a is a fading factor, uses a metric addition B.sub.k according to the equation ##EQU2## where B.sub.k is a function of the quantity
Hagenauer, Joachim. (1996). Method for source-controlled channel decoding by expanding the viterbi (U.S. Patent No. 5511081). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5511081
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile