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Signal processor

  • US 6,347,180 B1
  • Filed: 12/04/1998
  • Issued: 02/12/2002
  • Est. Priority Date: 04/06/1997
  • Status: Expired due to Term
First Claim
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1. A signal processing unit comprising:

  • high-compression system processing means for high compression of signals including video signals and for saving said signals; and

    low-compressing system processing means for performing one of omitting compression and low compression of said signals including said video signals and for saving said signals, said low-compression system processing means including;

    first memory means for storing said signals including said video signals; and

    second memory means for storing said signals including said video signals having a lower frequency of use than said signals stored in said first memory means, wherein said signals are transferred from said first memory means to said second memory means based on a frequency of use.

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