| 西藏自治区阿里地区无线电噪声测量与分析 |
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| 引用本文： | 弓勇义,王聚杰,张连迎.西藏自治区阿里地区无线电噪声测量与分析[J].现代电子技术,2014(20):141-144. |
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| 作者姓名： | 弓勇义 王聚杰 张连迎 |
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| 作者单位： | 中国电波传播研究所 |
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| 基金项目： | 国家自然科学基金资助项目（61032011） |
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| 摘 要： | 针对西藏自治区阿里地区夏季高频无线电噪声情况进行了为期一个月的测量。将实测数据进行了处理,并与ITU-R P.372-10建议书的预测值进行了比较和分析。结果表明,该地区的无线电噪声水平在28 MHz上昼夜变化较为明显,在88 MHz上昼夜变化较为明显,在830 MHz上昼夜变化不大,在白天大部分频段接近于ITU-R P.372-10建议书中农村级预测值。
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| 关 键 词： | 无线电噪声 ITU-R P.372-10建议书 噪声测量 农村级预测值 |
Measurement and analysis of radio noise in Ngari Prefecture of Tibet Autonomous Region |
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| GONG Yong-yi,WANG Ju-jie,ZHANG Lian-ying.Measurement and analysis of radio noise in Ngari Prefecture of Tibet Autonomous Region[J].Modern Electronic Technique,2014(20):141-144. |
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| Authors: | GONG Yong-yi WANG Ju-jie ZHANG Lian-ying |
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| Institution: | (China Research Institute of Radio Wave Propagation,Qingdao 266107,China) |
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| Abstract: | HF radio noise in Ngari Prefecture of Tibet Autonomous Region was measured in a month in summer. The mea-sured data was processed and compared with the predicted value in Recommendation ITU-R P.372-10. The results show that the diurnal change of the radio noise in this area is obvious between 2 MHz and 8 MHz,but is not obvious between 8 MHz and 30 MHz,and the radio noise in the most HF bands during daytime is close to the rural predicted value in Recommendation ITU-R P.372-10. |
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| Keywords: | radio noise noise measurement rural predicated value |
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