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User interface arrangement

  • US 10,051,726 B2
  • Filed: 12/17/2013
  • Issued: 08/14/2018
  • Est. Priority Date: 12/17/2013
  • Status: Active Grant
First Claim
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1. A user interface arrangement comprising;

  • a printed circuit board having a first surface and a second surface, anda light emitting unit,wherein (a) the printed circuit board comprises (i) a first non-conductive layer provided with at least one aperture, (ii) a second non-conductive layer, and (iii) a light diffuser layer arranged between the first non-conductive layer and the second non-conductive layer and (b) said second non-conductive layer is provided with at least one aperture arranged substantially in a position corresponding to a position of the at least one aperture of the first non-conductive layer on the printed circuit board, (c) the size and the shape of said at least one aperture of the second non-conductive layer substantially corresponds to the size and the shape of the at least one aperture of said first non-conductive layer, and (d) the light emitting unit is arranged to emit light through the at least one aperture of the first non-conductive layer and the at least one aperture of the second non-conductive layer in a direction from the second surface to the first surface of said printed circuit board to thereby define an image visible at the first surface of said printed circuit board.

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