Device for producing an image

  • US 6,964,489 B2
  • Filed: 10/15/2002
  • Issued: 11/15/2005
  • Est. Priority Date: 09/27/2002
  • Status: Expired due to Fees
First Claim
Patent Images

1. A device for producing an image with an image reproduction apparatus (9) which contains light valves, comprising:

  • a light source comprising a light-emitting diode matrix (1, 2, 3) of light-emitting diodes provided for background lighting of the image reproduction apparatus (9), and an optical device for focussing and scattering light produced by the light-emitting diodes that is arranged between the light source and the image reproduction apparatus;

    wherein one matrix point is in each case formed by a number of the light-emitting diodes (1);

    four light-emitting diodes (1) form one matrix point; and

    wherein two green light-emitting diodes and two red light-emitting diodes are provided for each matrix point.

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