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Flexible cable with security system for code markings

  • US 5,600,115 A
  • Filed: 01/16/1996
  • Issued: 02/04/1997
  • Est. Priority Date: 01/16/1996
  • Status: Expired due to Fees
First Claim
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1. An identification system for use in determining whether to permit objects access to a preselected location, comprising:

  • an information transmitting element adapted to be carried by an object, said information transmitting element including a flexible substrate and an array of heat energy emitting members disposed on said substrate, said heat energy emitting members collectively being of such sizes, shapes and spacings as to present a bar code marking,a carrier for said transmitting element adapted to be mounted on said object, anda receiving element for detecting the heat energy emitted by said heat energy emitting members and decoding the encoded information being transmitted,whereby if the information represented by said bar code marking satisfies preexisting conditions required for access to said location, said object is permitted to enter said location.

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