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Programmable shelf tag and method for changing and updating shelf tag information

  • US 6,253,190 B1
  • Filed: 02/20/1998
  • Issued: 06/26/2001
  • Est. Priority Date: 04/28/1995
  • Status: Expired due to Term
First Claim
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1. An electronic shelf tag system comprising:

  • an electronic shelf tag including a display means for displaying at least one of either pricing data or product identification data;

    a computer system for storing and communicating programming data;

    a portable programming device for receiving programming data from said computer system, wherein said programming device programs the electronic shelf tag in accordance with the programming data received from the computer system, and said programming device programming the electronic shelf tag by transmitting display data signals to the electronic shelf tag.

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