Invention Grant
US07810010B1 Decoder for a turbo code 有权
turbo码解码器

  • Patent Title: Decoder for a turbo code
  • Patent Title (中): turbo码解码器
  • Application No.: US11439667
    Application Date: 2006-05-24
  • Publication No.: US07810010B1
    Publication Date: 2010-10-05
  • Inventor: David I. Lawrie
  • Applicant: David I. Lawrie
  • Applicant Address: US CA San Jose
  • Assignee: Xilinx, Inc.
  • Current Assignee: Xilinx, Inc.
  • Current Assignee Address: US CA San Jose
  • Agent W. Eric Webostad; John J. King; Thomas George
  • Main IPC: H03M13/00
  • IPC: H03M13/00
Decoder for a turbo code
Abstract:
A Turbo Code decoder for implementation in an integrated circuit is described. An add-compare select (“ACS”) unit is configured to provide a difference between first and second outputs and to select one of the first and second outputs responsive to a difference thereof. An initialization stage is coupled to receive and configured to store for example the first output selected as an initialization value. A second select stage is coupled to receive for example the first output selected from the first select stage and coupled to obtain the initialization value stored from the initialization stage. The second select stage is configured to output either the first output selected from the ACS unit or the initialization value from the initialization stage.
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