| 地面数字电视系统中的人为噪声容差研究 |
| |
| 引用本文： | 张静琦,李薰春. 地面数字电视系统中的人为噪声容差研究[J]. 电视技术, 2015, 39(13): 145-148 |
| |
| 作者姓名： | 张静琦 李薰春 |
| |
| 作者单位： | 1. 浙江广播电视集团广播电视传输发射中心,浙江杭州,310008
2. 国家新闻出版广电总局广播科学研究院,北京,100866 |
| |
| 摘 要： | 分析了我国地面电视频谱使用情况,提出了研究人为噪声的重要性和紧迫性,归纳了地面数字电视系统中的人为噪声容差和最小中值等效场强的计算方法,为我国地面数字电视覆盖网规划计算和将来米波频段的数字化规划提供了技术参考.
|
| 关 键 词： | 地面数字电视系统 人为噪声容差 天线噪声系数 |
| 收稿时间： | 2015-05-10 |
| 修稿时间： | 2015-05-21 |
Research on Man-made Noise Allowance for Digital Terrestrial Television Broadcasting System |
| |
| Zhang Jingqi and LI Xunchun. Research on Man-made Noise Allowance for Digital Terrestrial Television Broadcasting System[J]. Ideo Engineering, 2015, 39(13): 145-148 |
| |
| Authors: | Zhang Jingqi and LI Xunchun |
| |
| Affiliation: | Zhejiang Radio and Television Group of Broadcasting and Television Transmitting Center,Hangzhou,310008,Academy of Broadcasting Science,SARPPFT,Beijing,100866 |
| |
| Abstract: | In the paper, China's terrestrial television spectrum usage is analized.The importance and urgency of man-made noise research are also put forward.The methods of man-made noise allowance and equivalent minimum median field strength for coverage calculations are studied. This paper provides a technical basis and reference for the coverage planning calculation and the digitization |
| |
| Keywords: | Digital Terrestrial Television Broadcasting System, Allowance for man-made noise, Antenna noise factor. |
| 本文献已被 万方数据 等数据库收录！ |
| 点击此处可从《电视技术》浏览原始摘要信息 |
|
点击此处可从《电视技术》下载全文 |
|
