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System and methods for retransmitting corrupted data

  • US 6,449,654 B1
  • Filed: 06/28/1999
  • Issued: 09/10/2002
  • Est. Priority Date: 08/01/1997
  • Status: Expired due to Term
First Claim
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1. A method of requesting retransmission of replacement data to replace original data from a data transmission facility at a plurality of data reception facilities, the method comprising:

  • receiving at least a portion of the original data from the data transmission facility at each data reception facility of the plurality of the data reception facilities;

    detecting an error condition based upon a characteristic of said at least a portion of the original data at each data reception facility of the plurality of the data reception facilities;

    transmitting to the data transmission facility a request for transmission of replacement data from each data reception facility of the plurality of the data reception facilities;

    coordinating the request for transmission of replacement data from each data reception facility of the plurality of the data reception facilities so that similar requests for replacement data are identified; and

    transmitting once replacement data from the data transmission facility to each data reception facility of the plurality of data reception facilities that transmitted to the data transmission facility similar requests for replacement data.

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