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Magnetically shielded electrodeless light source

  • US 6,433,492 B1
  • Filed: 09/18/2000
  • Issued: 08/13/2002
  • Est. Priority Date: 09/18/2000
  • Status: Expired due to Fees
First Claim
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1. A backlit display device, comprising:

  • an electrodeless lamp to generate light;

    a power source coupled to the electrodeless lamp to energize the lamp, wherein an AC lamp current flows through the lamp when the lamp is energized, the AC lamp current producing a lamp magnetic field;

    a display unit to display an image, the electrodeless lamp being operably positioned with respect to the display unit to illuminate the display unit to enhance viewing of the image; and

    a shield device operably positioned with respect to the lamp and the display unit to reduce an effect of the lamp magnetic field on viewing of the image on the display unit.

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