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Streaming information appliance with buffer read and write synchronization

  • US 6,378,035 B1
  • Filed: 04/06/1999
  • Issued: 04/23/2002
  • Est. Priority Date: 04/06/1999
  • Status: Expired due to Term
First Claim
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1. An information appliance for receiving streaming information, the information appliance comprising:

  • a buffer having a plurality of storage locations, a logical head, a logical tail and a valid data area between the logical head and the logical tail, wherein the logical head and the logical tail move sequentially through the plurality of storage locations in a first logical direction;

    a writer module having a write position at the logical head of the buffer, wherein the writer module receives the streaming information and writes the streaming information to the buffer at write position;

    a first reader module which is coupled to the buffer and has a first read position which is temporally movable with respect to the write position; and

    a synchronizer coupled to the writer module and the reader module which maintains the first read position within the valid data area.

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