| 数字用户环路倍增设备远供电源系统的设计 |
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| 引用本文： | 宋四海.数字用户环路倍增设备远供电源系统的设计[J].南京邮电大学学报(自然科学版),1996(3). |
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| 作者姓名： | 宋四海 |
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| 作者单位： | 南京邮电学院电信工程系 |
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| 摘 要： | 介绍了数字用户环路倍增设备中的远供电源系统的组成，论述了局端和用户开关电源设计的几个主要问题，分析了环阻对远供的影响
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| 关 键 词： | 通信电源，开关电源，过流保护，数字用户环路 |
The Design of Remote Power Feeding System in Digital Subscriber Loop Multigain Equipment |
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| Song,Sihai.The Design of Remote Power Feeding System in Digital Subscriber Loop Multigain Equipment[J].Journal of Nanjing University of Posts and Telecommunications,1996(3). |
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| Authors: | Song Sihai |
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| Institution: | Song Sihai Department of Telecommunication Engineering,Nanjing Institute of Posts and Telecommunications,210003,Nanjing,PRC |
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| Abstract: | The form of the remote power feeding system in the digital subscriber loop(DSL) multigain equipment is introduced.Several important problems in the designs of switching power supplies in both central office terminal and remote terminal are discussed.The relationship between the distance of remote power feeding and thd loop circuit resistance is discussed. |
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| Keywords: | Telecommunication power supply Switch mode power supply Overcurrent protection Digital subscriber loops |
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