Has developed the antenna switch, which is used in T-R separate antenna system, also put forward the scheme of designing the switch for T-R community antenna system.

收发分离天线体制下，天线开关的设计与实现，并提出了收发共用天线体制下高频天线开关的设计方案。

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TV system: Community Antenna Television system and weak current silo are all installed in every building; Reserve enough room for installing Satellite Antenna Television system.

电视系统：有线电视系统到建筑物每层弱电竖井；预留卫星电视接收系统。

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This paper analyzed the key technique about the Community Antenna Television charge system and put forward a Multiplayer Architectures scheme based on Dot NET framework.

该文对有线电视网上收费系统实现的关键技术进行了深入的分析，提出了一套基于。

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