In one embodiment, an architecture that consummates an electronic transaction between a first electronic device, such as a merchant device or an acquirer device, and a second electronic device, such as an issuer device, by establishing a communication between the first electronic device and the second...http://www.google.com.tw/patents/US20030140007?utm_source=gb-gplus-share專利 US20030140007 - Third party value acquisition for electronic transaction settlement over a network
