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- radio relay satellite 无线电转播卫星
- Local cable TV stations can also apply to relay satellite programs from the mainland. 有线电视亦可申请同步转播大陆地区之卫星节目。
- There has always been a problem in using radio relay in overseas communications. 在利用无线电转播进行海外通迅方面一直存在着一个问题。
- This paper mainly studies yaw angle estimation and attitude control of Tracking and Data Relay Satellite(TDRS). 本文主要研究了中继卫星的偏航角估计和姿态控制问题。
- Telegraphic instrument that transmits and receives printed messages and data via telephone cables or radio relay systems. 通过无线电中断系统传送和接收列印资讯和资料的各种电报器械。
- Mission planning and scheduling of TDRSS(Tracking and Data Relay Satellite System) are important to application of TDRSS. 摘要中继卫星任务规划与调度是中继卫星系统应用中的重要问题。
- It is very essential to make emphatically a study of chanel fading so as to design reasonably radio systems and develop high capacity digital radio relay systems. 指出加强对微波传输衰落的研究,对于经济合理地进行系统设计、发展我国高速率的数字通信是至关重要的。
- Radio relay and fixed satellite communications systems 无线中继和固定卫星通信系统
- The proposed algorithm can be used to demodulate high data rate and bandwidth efficient QPSK signal, which is used in Tracking and Data Relay Satellite System (TDRSS). 它可应用于中继卫星通信中高速数传且频带有效QPSK的同步解调。
- In the tracking and data relay satellite system(TDRSS), it is difficult for a receiver operating in the high dynamic situation to realize spread spectrum signal acquisition. 摘要在TDRS通信系统中，用户星相对于中继星的高动态性引入的多普勒频移对扩频信号的捕获造成了很大的困难。
- Offers loyalty, encouragement and support to other amateurs, local clubs, and the American Radio Relay League, through which Amateur Radio in the United States is represennted nationally and internationally. 他对其他无线电爱好者、地方俱乐部和代表本国的国家协会表现忠诚、鼓励和支持。
- One of the most important characteristics of single access link scheduling of TDRSS lies in that there was time windows constraint between tracking and data relay satellite(TDRS) and user spacecraft. 中继卫星单址链路调度问题的重要特点在于,中继卫星与用户航天器之间并非时时可见,因此通信任务存在可见时间窗口约束。
- time division radio relay system 时间分割式无线电中继系统
- millimeter-band radio relay system 毫米波带无线电中继系统
- microwave radio relay communication 微波中继通信
- High Altitude Radio Relay System 高空无线电中继系统
- time-division radio relay system 时分制无线电中继系统
- TDRS Tracking and Data Relay Satellite 跟踪域数据中继卫星
- millimeter wave band radio relay system 毫米波接力通信系统
- trans-horizon radio relay system 超视距无线电中继系统
