But now, Oversea 3G operations are in trouble in operation. The reasons are that lack consumer and have no using demand.
但是，到目前为止，国外3G运营商在3G网络运营上举步维艰，用户数量少和缺少应用需求是其主要原因之一。
Finally it discusses coverage radius of base station in mixed 3g operation mode and differences between TD-SCDMA and WCDMA coverage.
最后讨论了3G混合业务下的基站覆盖半径以及与WCDMA覆盖方面的差异。
With the era of the third generation approaching, the support of the business of 3G has become a pressing issue to business operation support system.
随着3G时代的临近，对3G业务的支撑已经成为电信业务运营支撑系统面临的紧迫问题。
At the moment, operation of the third generation mobile telecommunication (3g) comes as a significant turning point.
当前一个重要的契机就是第三代移动通信(3G)的运营。
With the country in 2009 formally 3g mobile network into commercial operation, more and more popular mode of mobile office.
随着国家在2009年正式将3g移动网络投入商业化运作，移动办公模式越来越普及。
A processor duplexing method is applied to a 3g mobile communication system switching operation without involving application software.
一种不涉及应用软件的应用于3g移动通信系统中的处理器双工方法。
Unceasingly maturely gathers the consummation along with the 3g network, MMS has become the telecommunication operation business and the correlation service provider's promotion key.
随着3g网络的不断成熟和完善，MMS已成为电信运营商和相关服务提供商的推广重点。
The risk is mainly from the Macro policies, consumption demand and the uncertainty of application mode for 3g main operation.
这些风险和挑战，主要是基于宏观政策、消费需求以及3g自身主流业务应用模式的不确定性带来的。
First, the basic principle of location estimation and the operation principle of smart antenna as the key technology of 3g were introduced.
首先介绍了移动通信中常用的位置估计算法的基本原理及第三代移动通信采用的关键技术智能天线的基本工作原理和特性。
First, the basic principle of location estimation and the operation principle of smart antenna as the key technology of 3g were introduced.
首先介绍了移动通信中常用的位置估计算法的基本原理及第三代移动通信采用的关键技术智能天线的基本工作原理和特性。
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