同时,该方法也可作为小型共用天线电视系统的设计参考。
This method would be usable for installation of small cable-TV-systems, and for…
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。
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.
用于1GHz以下闭路电视系统,共用天线系统(CATV/MATV)作为支线和用户线以及其它高频率机器的连接线或内部配线。
Applicable to close-circuit TV system below 1GHz, public antenna system (CATV/MATV) as branch line and owner line or equipment line or internal line for other high frequency machine.
给出了一种两宽带天线共用一个口径的设计。
A design of two wideband antennas sharing one aperture is proposed.
此方案无须要求通信系统具有能实现宽窄波束变换的光学系统,也不用预先解决收发天线共用的问题。
Adopting this plan, it needs not to change beamwidth and there needs no common optical sys-tem for receiving and transmitting.
该文设计了共用一个物理孔径的双频双极化的微带天线。
The dual-frequency and dual-polarization microstrip antenna for space-borne SAR application is presented.
同轴馈源是用于反射面天线双频共用馈源的一种重要形式,其内导体为工作在高频段的圆波导馈源,同轴区域为工作在低频段的同轴馈源。
The coaxial feed is an important dual-band feed used in reflector antennas. The inner conductor of the coaxial feed is the high frequency feed, and the coaxial zone is the low frequency feed.
雷达天线往往收发共用,通过收发开关连接高功率发射单元和低功率射频单元要考虑收发开关的隔离度问题。
Isolation of the T/R switch must be considered when the high power transmitter is connected to the low power radio frequency unit by T/R switch as the radar antennas are reciprocal.
该天线覆盖了国内移动通信的所有频段,可以为多个系统所共用。
It covers all domestic mobile communication bands and can be Shared by multiple systems.
该天线覆盖了国内移动通信的所有频段,可以为多个系统所共用。
It covers all domestic mobile communication bands and can be Shared by multiple systems.
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