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IC card, terminal device and service management server

  • US 6,719,634 B2
  • Filed: 06/10/2002
  • Issued: 04/13/2004
  • Est. Priority Date: 08/26/1998
  • Status: Expired due to Fees
First Claim
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1. An IC card applicable to a point system, which issues merit points each having a value same as money depending on use of the IC card to purchase a product or service, comprising:

  • an input/output interface for exchanging data through connection with a terminal;

    a memory for storing a plurality of application programs, an accumulated merit point value and other data; and

    a processor for executing the application programs, wherein the memory stores, as one of the application programs, a game application including;

    a first routine of preparing in the memory a game pattern to be used to judge a result of a game when the game is played by a user, said game pattern being prepared when the IC card is coupled with one of a plurality of shop terminals in association with the point system via the input/output interface to the memory;

    a second routine of displaying a game screen corresponding to the game pattern on a display of a user terminal which is independent from the shop terminals and coupled with the IC card via the input/output interface, a third routine of receiving user input data from the user terminal via the input/output interface, judging the result of a game corresponding to the game screen by evaluating the user input data based on the game pattern stored in the memory, and accumulating a game point value issued depending on the result of the game in the memory, and a fourth routine of invalidating the game pattern having been played by the user, and recording log data with respect to the game pattern which has been played, wherein the first routine always prepares a new game pattern different from that indicated by the log data.

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