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Data communication system with block synchronization data in mobile radio

  • US 4,694,473 A
  • Filed: 02/27/1986
  • Issued: 09/15/1987
  • Est. Priority Date: 03/08/1985
  • Status: Expired due to Term
First Claim
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1. A block synchronization data communication method in mobile radio comprising the steps of:

  • (1) a step of encoding data to be transmitted and blocking the encoded data,(2) a step of adding a block synchronization signal having a plurality of different successive patterns positioned in a prescribed order to the head of said blocked data,(3) a step of transmitting the blocked data added with said block synchronization signal,(4) a step of receiving said transmitted data and recognizing one of said patterns constituting the block synchronization signal,(5) a step of estimating the data position based on a block synchronization signal constitution position of the recognized pattern, and(6) a step of decoding the blocked data beginning from said estimated position as received data.

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