摘要
深空网天线系统主要采用厚金属板制作的孔径型双色面，介绍了美国航空航天局和欧洲空间局研发的几种不同波段的双色面。
Several kinds of dichroic plate have been developed in NASA and ESA. Those＇dichroic currently being used in the DSN are metal plate with array of holes and operated in different frequency band. New dichroic plates are developing for future mission.
出处
《通信对抗》
2007年第3期49-52,共4页
Communication Countermeasures
关键词
双色面
天线
深空网
dichroic
antenna
deep space network （DSN）
