智能卡技术在数字式预收费电表中的应用

Application of Smart Card Technology in a Digital Prepaid Utility Meter System

本文介绍了智能卡数字式预付费电表的软、硬件结构，以及电表智能卡的数据格式。

This paper introduces the hardware and software structures of a smart card controlled digital prepaid utility meter,as well as the data formats and communication protocols of Smart card for the utility meter.