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Video conferencing with video accumulator array VAM memory

  • US 20020008761A1
  • Filed: 03/29/2001
  • Published: 01/24/2002
  • Est. Priority Date: 08/14/1997
  • Status: Active Grant
First Claim
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1. A method of digitally representing video data comprising generating analog values representing luminosity of pixels of a detected scene, converting said analog values to digital values, wherein luminosity at mid point between maximum and minimum luminosity is represented with a value of zero and representing other luminosities as plus or minus differences in the luminosity from said mid point:

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