This paper includes the following areas: Designed general scheme of prepaid watt-hour meter based on CPU card.
本文主要研究内容包括以下几个方面：设计了一种基于CPU卡的预付费电能表的总体方案。
Smart card is also called CPU card. Compared to common IC card, it contains CPU, memorizer, I/O system and Chip Operating Syestem (COS).
智能卡也称CPU卡，同普通的IC卡相比，它具有自己的CPU，存储器，读写系统和卡内操作系统COS。
We analysed the purchase flow of finance CPU card, got its security and calculation models, then established the equivalence models for contactless IC card.
针对这一问题，从分析金融卡消费交易流程入手，建立CPU卡的安全和计算模型，并根据射频ic卡的特点，建立它们的等价模型。
The gas station management system mainly realize the distribution of CPU card, the input, sale and storage of gas station's oil business, and send the business affair to management center;
加油站管理系统主要实现CPU卡的销售以及油品的进、销、存等各种业务管理，并将每天的经营情况上传给管理中心；
In this article, the features and prospective application are introduced, and the security of untouching CPU card and its function of "one card with multiple usages" are particularly emphasized.
本文系统全面地介绍了各类IC卡的性能及其广阔的应用前景，重点强调了非接触式CPU卡的安全保密性和“一卡多用”。
It has a four-core CPU, an independent display card of 2G, a hard disk of 500G and a screen of 15.6 inches.
它配有一个四核CPU，一个独立2G 显卡，一个 500G硬盘和15.6英寸屏幕。
In general, the speed of authentication card is restricted by the bus width of CPU on card, MIPS and the speed of authentication algorithm.
通常认证卡的速度受限于板卡cpu的总线宽度及MIPS和认证算法的速度。
Smart card is a kind of IC card which contains CPU circuit .
智能卡就是带有微处理器（CPU）电路的IC卡。
The present invention has control CPU with simple initial configuration, SD card interface module for automatic data transmission with SD card, saving in CPU resource and raised system performance.
本发明使得控制CPU只需进行简单的初始化配置，由SD卡接口模块自动完成与SD卡之间的数据传输，极大地节省了CPU的资源，提高了系统的性能。
From here is main board, CPU, memory, display card, external storage and power supply.
依次是主板，中央处理器，内存，显卡，外部存储器，和电源。
Shenyang takes the lead of the first application for multipurpose CPU smart card. Such a kind of card is very convenient, and improves the quality of life of the city.
沈阳市率先应用城市一卡通，为市民提供了便捷服务，提高了城市的生活质量。
Shenyang takes the lead of the first application for multipurpose CPU smart card. Such a kind of card is very convenient, and improves the quality of life of the city.
沈阳市率先应用城市一卡通，为市民提供了便捷服务，提高了城市的生活质量。
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