| 摘要 |
<p>A universal electronic communications card is capable of serving as a number of different credit cards, bank cards, identification cards, employee cards, medical cards and the like, as well as communicate with information providers, such as telephone and computer networks, television, and radio broadcast. The universal electronic communication card includes a housing adapted to fit in a pocket or purse, an input interface, storage elements, a processor (40), a display (10), a transaction communications interface (14), and an information provider interface. The information provider communications interface may include a public switched telephone network interface (52), such as a central office line interface, a wireless telephone interface, a pager interface, or a facsimile interface. The information provider communication interface may also comprise a packet switched data network interface (50), such as an e-mail interface or an Internet interface (52). The information provider communication interface may also comprise a radio frequency interface, such as a television (48) or radio interface (56).</p> |
