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Analog memory system storing and communicating frequency domain information

  • US 5,615,142 A
  • Filed: 05/02/1995
  • Issued: 03/25/1997
  • Est. Priority Date: 12/28/1970
  • Status: Expired due to Term
First Claim
Patent Images

1. An analog memory system comprising:

  • an optical lens projecting an illumination image;

    an analog image memory storing analog image signals, the analog image memory being coupled to receive the illumination image projected by the optical lens and writing analog image signals into the analog image memory in response to the received illumination image;

    a shifting circuit coupled to the analog image memory, the shifting circuit shifting the analog image signals stored by the analog image memory;

    an analog refreshing circuit coupled to the analog image memory, the analog refreshing circuit refreshing the analog image signals stored by the analog image memory;

    an analog to digital converter coupled to receive analog image signals stored by the analog image memory, the analog to digital converter generating digital image signals in response to the received analog image signals;

    an integrated circuit reference memory storing reference information;

    an integrated circuit transform processor coupled to receive reference information stored by the integrated circuit reference memory and coupled to receive digital image signals generated by the analog to digital converter, the integrated circuit transform processor generating frequency domain image information by transform processing the received digital image signals in response to the received reference information;

    a communication link coupled to receive frequency domain image information generated by the integrated circuit transform processor, the communication link communicating frequency domain image information to a remote location in response to the received frequency domain image information;

    an output memory storing frequency domain image information; and

    an output memory writing circuit coupled to receive frequency domain image information generated by the integrated circuit transform processor and coupled to the output memory, the output memory writing circuit writing frequency domain image information into the output memory in response to the received frequency domain image information.

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