Invention Grant
US06772388B2 Apparatus and method for providing optimal adaptive forward error correction in data communications 有权
用于在数据通信中提供最佳自适应前向纠错的装置和方法

  • Patent Title: Apparatus and method for providing optimal adaptive forward error correction in data communications
  • Patent Title (中): 用于在数据通信中提供最佳自适应前向纠错的装置和方法
  • Application No.: US09731095
    Application Date: 2000-12-06
  • Publication No.: US06772388B2
    Publication Date: 2004-08-03
  • Inventor: Michael J. CooperStephen Schroeder
  • Applicant: Michael J. CooperStephen Schroeder
  • Main IPC: H03M1335
  • IPC: H03M1335
Apparatus and method for providing optimal adaptive forward error correction in data communications
Abstract:
An adaptive and dynamic forward error correction scheme for a communication channel is disclosed. The method and apparatus calculates the actual bit error rate for comparison with a target bit error rate. When a channel is performing better than required by the performance specifications, the forward error correction power can be reduced to provide greater throughput. If the calculated actual bit error rate is greater than the target bit error rate, then the forward error correction power is increased in an attempt to lower the calculated bit error rate. A feedback loop is employed to continually calculate revised bit error rates as the forward error correction power is increased or decreased.
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