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Scrambler and unscrambler for serial data

  • US 4,087,626 A
  • Filed: 08/04/1976
  • Issued: 05/02/1978
  • Est. Priority Date: 08/04/1976
  • Status: Expired due to Term
First Claim
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1. A data reordering system, comprisingfirst and second random access memories,a numerical memory address counter providing addresses in numerical sequence,a pseudo-random memory address counter providing addresses in a pseudo-random sequence,means to store serial data in said first memory in storage locations determined by one of said address counters while serially reading data out of said second memory from storage locations determined by the other of said address counters, andmeans periodically to transpose said first and second memories.

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