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Dynamically reconfigurable signal processing circuit, pattern recognition apparatus, and image processing apparatus

  • US 7,088,860 B2
  • Filed: 03/26/2002
  • Issued: 08/08/2006
  • Est. Priority Date: 03/28/2001
  • Status: Active Grant
First Claim
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1. A signal processing circuit comprising:

  • an arithmetic processing circuit;

    circuit arrangement information storage means for storing circuit arrangement information; and

    circuit arrangement control means for outputting a predetermined arrangement control signal to said arithmetic processing circuit on the basis of the circuit arrangement information read out from said circuit arrangement information storage means,wherein said arithmetic processing circuit comprisesa plurality of switch block means each including a plurality of switch elements and a plurality of signal lines,analog processing block means for executing predetermined signal modulation for an input signal, anda signal line for connecting said switch block means or said analog processing block means, andsaid circuit arrangement control means controls an ON/OFF pattern of operations of the plurality of switch elements or a signal modulation amount at said analog processing block means, thereby reconfiguring said arithmetic processing circuit to execute a plurality of different signal processing functions.

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