SIM reads the card and the handset data interface is based on the PC machine serial port, USES a piece of 74hc14 chip to realize the interface function.
SIM读卡器和手机数据接口是基于PC机串行通信口，利用一片74hc14芯片实现接口功能。
This paper introduces the technology of RF-SIM card, and based on current VIP system, advances the design scheme of VIP system based on RF-SIM card, and gives the general design mode.
简要介绍了RF - SIM卡技术，在现有VIP系统的基础上，提出了基于RF - SIM卡技术的VIP系统的设计方案，并给出了总体设计模式。
Based on the comparison and analysis of existing system modeling methods, the paper presents and integrated modeling method GI-SIM developed for logistics system.
通过对现有系统建模分析方法的比较和分析，针对物流系统提出了一种集成建模分析GI - SIM法。
This article introduces and compares two scheme of Mobile-Payment technology based on RFID, Combi-SIM and NFC.
介绍了基于RFID的手机支付技术的两种主流方案：双界面sim卡方案和NFC方案，并进行了比较。
Based on the key matches diagram of system, made use of 20-sim imitation software to construction model and imitation for a byroad of six free degree rotation stand.
基于系统键合图模型，利用20 - SIM仿真软件，对六自由度转台的一个支路进行了建模与仿真。
Based on the key matches diagram of system, made use of 20-sim imitation software to construction model and imitation for a byroad of six free degree rotation stand.
基于系统键合图模型，利用20 - SIM仿真软件，对六自由度转台的一个支路进行了建模与仿真。
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