分析了酒店宽带接入认证计费的重要性，介绍了USG宽带接入认证计费的基本原理。
This paper analyzes the importance of certification charge of USG wideband access for hotels, and the basic conception of USG wideband access certification charge.
第二部分，介绍了3 G技术的基本概念和基本常识，网络结构和计费组件构成。
Secondly, fundamental 3g technologies, concepts, structure of 3g network and billing system are presented, which are the basis of subsystem design.
其中套餐模型定义了话单计费的基本要素，确定了基于虚拟测试话单的检测流程以及套餐规则的可视化录入方案；
Package model defined the basic element of telephone bill accounting, confirmed test flow which based on virtual test telephone bill and visual input program of package rules;
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