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Non-volatile solid state image pickup device and its drive

  • US 6,781,178 B2
  • Filed: 03/19/2002
  • Issued: 08/24/2004
  • Est. Priority Date: 03/22/2001
  • Status: Expired due to Term
First Claim
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1. A solid state image pickup device comprising:

  • a semiconductor substrate; and

    a plurality of pixels that are formed on said semiconductor substrate, with each pixel having a photodetection element, which generates signal charges upon receiving incident light, and a non-volatile memory structure, which is connected to said photodetection element, takes in at least part of said signal charges, and can generate a signal voltage corresponding to the signal charges.

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