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Single chip camera active pixel sensor

DC
  • US 6,606,122 B1
  • Filed: 09/29/1998
  • Issued: 08/12/2003
  • Est. Priority Date: 09/29/1997
  • Status: Expired due to Term
First Claim
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1. A single-chip camera apparatus, comprising:

  • a substrate, having integrated thereon a sensor array of photosensitive elements;

    an A to D converter circuit, operating to convert outputs of said sensor array to a digital value;

    timing and control and support circuitry, including a serial communication network, said substrate including an external periphery with a plurality of sides, including connection pins extending from said periphery to circuitry inside said periphery, said chip being capable of operation with only power, ground, serial, clock, and output pins, wherein all of said necessary pins are located on one of said sides of said periphery, wherein said support circuitry includes an analog reference voltage associated therewith, wherein a digital word is input to said input pin indicating said analog reference, and said support circuitry includes a digital-to-analog converter, located on said substrate, for producing said analog reference.

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