Patent ID: 6971956

Claim:
A portable hand-held device for providing a game service in a game playing area comprising; a wire-less communication interface; a display screen for displaying one or more game service interfaces wherein the game service interfaces are for providing a game service; an input mechanism for inputting game service transaction information including voucher information from a voucher storing an indicia of credit amount; a microprocessor designed or configured to i) receive a request for validating the voucher wherein the validation of the voucher is for allowing the indicia of credit amount stored on the voucher to be exchanged for cash when a game player presents the voucher to a non-game player utilizing the portable hand-held device in a game playing area and wherein the validation of the voucher is one of one or more types of game service transactions provided on the portable hand-held device; ii) send a game service transaction validation request for validation of the voucher from the portable hand-held device to a transaction server via wireless the communication interface wherein the game service transaction validation request comprises one or more data packets; iii) to receiving a game service transaction validation reply from the transaction server in the portable hand-held device via wireless communications wherein the game service transaction validation reply approves or rejects the validation of the voucher and iv) to generate the one or more game service interfaces on the display screen including a first game service interface for validating the voucher.