Effect of atmospheric parameters on satellite link

被引:27
|
作者
Mandeep, J. S.
Tanaka, K.
机构
[1] Univ Sains Malaysia, Sch Elect & Elect Engn, Perai, Pulau Pinang, Malaysia
[2] Natl Inst Informat & Commun Technol, Tokyo, Japan
关键词
rain attenuation; rain rate; Ku-band; satellite system;
D O I
10.1007/s10762-007-9269-x
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
The rainfall path attenuation measured at Universiti Sains Malaysia (USM) for 4 years (January 02 to January 06) is presented. The data obtained are useful to investigate the impairment due to rainfall attenuation in satellite links operating in tropical and equatorial climates. It shows that the logarithmic function with ground rain rate deviates at very high rain rate. A rainfall rate of 130 mm/h causes the rainfall attenuation threshold (> 20 dB) to be exceeded. Maximum exceedences for rain rate and attenuation were observed during the wet months. The cumulative distributions of attenuation derived from the measured data are presented and compared with those obtained with existing prediction methods.
引用
收藏
页码:789 / 795
页数:7
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