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Retail store efficiently configured to distribute electronic coupons at multiple product locations

  • US 6,105,002 A
  • Filed: 09/29/1997
  • Issued: 08/15/2000
  • Est. Priority Date: 06/06/1995
  • Status: Expired due to Term
First Claim
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1. A method of operating a store and a plurality of portable cards transported by consumers, each card including a flat substrate, and a memory for storing a plurality of signals corresponding to pricing information for a plurality of products, the store includinga plurality of first areas each includinga shelf,a plurality of units of a respective product, the plurality of units being on the shelf, the plurality of units having a common symbol different than a symbol of units of another product,a respective interface supported by the shelf, and located adjacent to the plurality of units of the respective product such that no units of another product are between the interface and the plurality of units, the interface including a sender for transferring signals to the plurality of cards, anda checkout area including an electromagnetic detector, spatially removed from the plurality of first areas, the method comprising the steps, performed for each interface, of:

  • recording a respective first signal in the interface;

    causing the respective first signal to correspond to pricing information for the product represented by the units adjacent to the interface;

    detecting, in the interface, a card in the plurality of cards, the detecting step being performed after completion of the recording step; and

    causing the sender to transfer the recorded first signal whenever the detecting step detects a qualified card in the plurality of cards, and further comprising the steps, performed after the card, in the plurality of cards, is carried to the checkout area, ofreceiving, in a computer, signals corresponding to pricing information from the memory of the card, in the plurality of cards, carried to the checkout area;

    generating, in the electromagnetic detector, a second signal corresponding to a product;

    receiving, in the computer, the second signal; and

    determining, in the computer, a price depending on whether the second signal corresponds to one of the received signals corresponding to pricing information.

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