Apparatus and method for measuring color

  • US 7,113,283 B2
  • Filed: 11/22/2002
  • Issued: 09/26/2006
  • Est. Priority Date: 01/02/1996
  • Status: Expired due to Fees
First Claim
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1. A color sensing apparatus for determining a color characteristic of received light comprising:

  • at least one light receiving input;

    a plurality of filter elements;

    a plurality of sensors, wherein at least certain of the sensors receive light from the at least one input via a respective one of the filter elements, wherein the sensors generate a plurality of signals having a frequency proportional to an intensity of light received by the at least one input;

    wherein the color characteristic of the received light is determined based on the plurality of signals.

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