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Method and apparatus for synchronized multiple format data storage

  • US 6,414,725 B1
  • Filed: 04/16/1998
  • Issued: 07/02/2002
  • Est. Priority Date: 04/16/1998
  • Status: Expired due to Fees
First Claim
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1. A data storage apparatus comprising:

  • (a) a signal input to accept an incoming signal, (b) a first encoder connected to said signal input to encode said incoming signal at a first data rate and output a first data stream, (c) a data stage device connected to said first encoder to store said first data stream at said first data rate, (d) a second encoder connected to said signal input to encode said incoming signal at a second data rate and output a second data stream, (e) a data storage device connected to said second encoder to store said second data stream at said second data rate, (f) a processor connected to said first and second encoders and said data storage devices to generate and insert synchronizing information and compression format data into said data streams to correlate data points in said first data stream with corresponding data points in said second data stream, whereby data representing said incoming signal is stored in different formats and accessible for retrieval in said different formats, and whereby a segment in one of said first or second data stream can be precisely determined by reference to its corresponding segment in the other of said first or second data streams.

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