中国空间科学技术

中国空间科学技术

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X波段遥感数传微波通道

雷昌全   

  1. 西安空间无线电技术研究所
  • 发布日期:1993-10-25

X BAND MICROWAVE CHANNEL OF DIGITAL TRANSMISSION USED IN REMOTE SENSING SATELLITE

Lei Changquan (Xi'an Institute of Space Radio Technology)   

  • Online:1993-10-25

摘要： 遥感数传微波通道是数传遥感卫星的发射系统,是实现地物信息实时传输的重要设备。为了实现高码速率的传输,分别利用上边带上变频器和下边带上变频器将传输的微波信道分成两个信道,每个信道传输53Mbit/s,两个信道可传输的码速率为106Mbit/s。文章介绍了单信道微波通道和双信道微波通道,并扼要地介绍了微波通道中的上变频器和阶跃管电抗开关倍频器。

关键词: 微波, 信道, X波段

Abstract: This paper describes emphatically the single and binary channelmicrowave transmitting system used in remote sensing satellite,and discussesbriefly up-converter and frequency multiplier in this system,and also showsthat the binary channel microwave transmitting system can raise the code rateot channel transmission.