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On-board wireless transaction system and method

  • US 6,898,440 B2
  • Filed: 11/14/2001
  • Issued: 05/24/2005
  • Est. Priority Date: 09/12/2001
  • Status: Expired due to Fees
First Claim
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1. An On-Board wireless transaction system used in a motor vehicle and adapted for connecting through a GSM wireless network to one of a number of shops contracted with an issuing organization to order commodities and to complete the transaction, said issuing organization issued multiple fare cards, said fare cards each having a respective PIN (personal identification number) and a predetermined number of value-added points, said shops each having a shop-end computer, said shop-end computer having a GSM modem adapted for receiving an order from the On-Board wireless transaction system of said motor vehicle, the On-Board wireless transaction system comprising:

  • an ordering device adapted for inputting an ordering demand to order at least one commodity and to produce a transaction data corresponding to the ordering demand, said transaction data including transaction points to be deducted due to the purchase of the at least one commodity been ordered;

    a card reader/writer adapted for reading data from the fare card, or writing data into the fare card;

    a GSM modem adapted for connecting to said GSM wireless network for data transmission; and

    a microprocessor adapted for receiving the transaction data produced by said ordering device, controlling said card reader/write to read the PIN and value-added points of the fare card and to compare the value-added points of the fare card with the transaction points, controlling the GSM modem of the On-Board wireless transaction system to transmit the PIN of the fare card and the transaction data through said GSM wireless network to the GSM modem of the shop-end computer of the respective contracted shop, if the number of the value-added points of the fare card is not smaller than the transaction points, for enabling the respective contracted shop to provide the commodity, calculating balance points of the fare card after deduction of the transaction points from the value-added points, and controlling the card reader/writer to write the balance points into the fare card after each transaction.

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