| 摘要 |
Figure 1, is a diagram of a marketplace (100) that supports limited conventional transactions. In marketplace (100), users (102A-102D) carry out a variety of electronic transactions over network (120). User (102A) interface s with a terminal (104A) at a merchant store in a retail transaction. Terminal (104A) forwards information related to the user and/or transaction over network (120) to a bank (124) or credit card service (130) for approval. Use r (102B) interface with an automated teller machine (ATM)(104B). ATM(104B) communicates over network (120) to bank (124) or other institution to perfor m a banking transaction. User (102C) interfaces with a computer (104C). Comput er (104C) carries out a transaction over network (120) with web server (125) to perform online banking, online retail or other e-commerce transactions. User (102D) interfaces with telephone (104D) to carry out a transaction over network (120). Telephone (104D) generally has more limited interface than computer (104C), but still can be enable a user to input and make selections through a voice prompt or keypad system to perform transactions such as obtaining account information.
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