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With 25 years rich experience in the field of electronic payment, Sagem has various product lines including countertop POS series, wireless POS series and portable POS series, etc.
作为世界上著名的电子高科技公司，萨基姆在电子支付领域已有25年的丰富经验，POS产品包括无线、有线和便携式终端等。
This paper introduces the research background, significance and design object of wireless POS system. The structure, design and application of wireless POS system is presented in detail.
本文介绍了无线POS应用系统的开发背景、意义及设计目标，并对无线pos应用系统的结构、设计和应用进行了较详细的阐述。
The wireless data communication program frame, the communication protocol and the design method of software between the credit card center and the wireless POS terminal are especially introduced.
重点研究了信用卡授权中心与无线POS终端之间的实时数据通信流程、通信协议及其软件设计与实现方法。
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