Patent ID: 7634804

Claim:
A transaction verification device comprising: a portable communication terminal, wherein said portable communication terminal includes a verification input device, a signal transmitter and a signal receiver, wherein the signal transmitter is configured to transmit a portable communication terminal identifier and a request for contents information of a portable device to an information center having registered therein a plurality of portable communication terminal identifiers and a plurality of portable device identifiers, wherein each of the portable device identifiers corresponds to one of the portable communication terminal identifiers, wherein the signal receiver is configured to receive a verification request, wherein the verification request is transmitted via a cellular transmission, wherein the verification request is initiated by an information processing unit in response to a transaction attempt between a portable device and a device configured to read data associated with the portable device, and wherein the signal transmitter is configured to transmit a verification signal if verification is obtained via the verification input device, wherein verification is obtained by manually operating the verification input device.