| 摘要: |
| Ka频段卫星通信的抗雨衰技术能够有效降低Ka频段的雨衰影响，提高Ka频段信号
传输质量。重点讨论了分集技术和自适应技术，综述了现有的抗雨衰技术及其之
间的联系，总结了热点研究方向，为今后抗雨衰技术的研究奠定了基础。 |
| 关键词: 卫星通信 Ka频段 抗衰减技术 雨衰 通信分集 自适应技术 |
| DOI： |
|
| 基金项目:陕西省自然科学基金资助项目（2009JM8001-3） |
|
| Diversity and Adaptive Techniques of Rain Fade Countermeasures in Ka-band Satellite Communications |
| WANG Yan-ling,DA Xin-yu |
| (The Telecommunication Engineering Institute, Air Force Engineering University, Xi′an 710077,China) |
| Abstract: |
| A lot of research effort has been spent on fade countermeasures so as
to reduce rain attenuation, and improve satellite communication quality in Kab
and. This paper discusses diversity and adaptive techniques,and summarizes the f
ade countermeasures relation. It gives a review of current research in order to
investigate future research issues. |
| Key words: satellite communication Ka band fade countermeasures rain attenuation divers
ity adptive technique |
