The card reader system is also available without a keypad.
没有键盘读卡系统仍可使用。
Consumers will be able to pay for sandwiches, drinks and train tickets by placing their phones close to a reader similar to the Oyster card system on the London Underground.
届时，消费者们购买三明治、饮料和火车票时，只要将他们的手机靠近一个类似应用于伦敦地铁的“牡蛎卡”(Oyster card)系统的读取器，就可以付款。
This paper introduce the software design and hardware design of reader and the software design of server of non-contacted IC card intelligent entrance guard's system.
介绍了非接触式IC卡智能门禁安全管理系统中的读写器软、硬件设计与服务器端的软件设计。
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