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Digital electronic still camera effecting analog-to-digital conversion after color balance adjustment and gradation correction

  • US 4,982,290 A
  • Filed: 01/25/1989
  • Issued: 01/01/1991
  • Est. Priority Date: 01/26/1988
  • Status: Expired due to Term
First Claim
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1. A digital electronic still camera having a video signal representative of a still picture and stored in the form of digital data comprising:

  • imaging means including an imaging device having an array of photosensitive cells on which a color filter having separated-color segments is arranged for capturing an image of a target scene to produce a video signal representing the image;

    color balance adjusting means for adjusting a color balance of the video signal produced from imaging means;

    gradation correcting means for correcting a gradation of the video signal developed by the color balance adjusting means;

    signal converting means for converting the video signal produced from said gradation correcting means into a digital signal and outputting the digital signal; and

    control means for controlling said imaging means;

    said color balance adusting means, said gradation correcting means and said signal converting means to effect an imaging operation, a color balance adjustment, a gradation correction and a conversion of the video signal into the digital signal, and to produce a control signal for causing the digital signal to be stored.

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