Has developed the antenna switch, which is used in T-R separate antennasystem, also put forward the scheme of designing the switch for T-R communityantennasystem.
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。
2
TV system: CommunityAntenna 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。
3
This paper analyzed the key technique about the CommunityAntenna Television charge system and put forward a Multiplayer Architectures scheme based on Dot NET framework.