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:
Jun. 14, 2011
Filed:
Nov. 03, 2006
Shi-chang Rho, Suwon-si, KR;
Jun Jin Kong, Seoul, KR;
Shi-Chang Rho, Suwon-si, KR;
Jun Jin Kong, Seoul, KR;
Samsung Electronics Co., Ltd., Suwon-si, KR;
Abstract
A majority voting Viterbi decoder includes a branch metric calculator (BMC) for measuring a difference between a received symbol and a reference symbol and outputting branch metrics from the difference; an add-compare-selection (ACS) unit for determining an optimal path using the branch metrics; a survival path memory unit for outputting decoded symbols by performing decoding based on the optimal path; and a majority voting unit for determining a final decoded symbol by performing majority voting for the decoded symbols output from the survival path memory unit. Accordingly, by adding the majority voting unit, a decoding depth can be reduced without the loss of an encoding gain required in a system, and by reducing the decoding depth, miniaturization is possible, power consumption can be reduced, and a processing delay in a memory can be minimized.