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Optical cable based directional way finding apparatus and method

  • US 6,526,200 B1
  • Filed: 07/12/2001
  • Issued: 02/25/2003
  • Est. Priority Date: 09/24/1998
  • Status: Expired due to Fees
First Claim
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1. A light emitting device for use in a directional way finding system, said light emitting device comprising:

  • a plurality of side emitting light conduits arranged side by side in a longitudinal direction, each conduit having alternating optically opaque sections and light emitting sections along its length, the conduits being arranged with the light emitting sections of one conduit being offset in one direction from an adjacent conduit such that corresponding light emitting sections of the conduits form diagonal light emitting structures across the plurality of conduits at intervals along the length of the conduits.

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