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Digital communications synchronization scheme

  • US 5,134,633 A
  • Filed: 11/30/1990
  • Issued: 07/28/1992
  • Est. Priority Date: 11/30/1990
  • Status: Expired due to Term
First Claim
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1. Apparatus for use in a digital communications system wherein symbols representative of information are transmitted through a plurality of communications channels, said apparatus comprisingmeans for supplying said information;

  • andmeans responsive to said supplied information for providing said symbols for transmission through said communications channels, said providing means also providing a replacement symbol in lieu of one of said symbols for each of said channels upon an occurrence of a predetermined condition, each replacement symbol being different from any of said symbols and each replacement symbol and the symbol it replaces being representative of the same information.

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