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Ambient light detection technique for an imaging array

DC
  • US 6,469,289 B1
  • Filed: 11/21/2000
  • Issued: 10/22/2002
  • Est. Priority Date: 01/21/2000
  • Status: Expired due to Term
First Claim
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1. A method of determining the level of ambient light impinging on a pixel having a photodiode comprising:

  • a. resetting the pixel; and

    b. detecting the current flow through the photodiode during the resetting step to determine the ambient light level.

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