| 数字与模拟对讲系统的对比分析 |
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| 引用本文： | 闻映红,张金宝.数字与模拟对讲系统的对比分析[J].铁道通信信号,2012,48(2):67-71. |
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| 作者姓名： | 闻映红 张金宝 |
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| 作者单位： | 北京交通大学电信学院电磁兼容实验室,北京,100044 |
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| 摘 要： | 无线电对讲系统具有其他通信系统不可替代的实际作用,因而具有重要的研究和应用价值。随着通信技术的进步,数字化对讲系统受到越来越广泛的关注。为此,针对ETSI数字对讲标准DMR和现有模拟对讲系统进行详细分析,阐述数字化对讲系统的优势和所面临的问题。
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| 关 键 词： | 对讲系统 模拟传输 数字化技术 数字移动无线技术 |
Comparison Analysis of Digital and Analog Intercom System |
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| Wen Yinghong,Zhang Jinbao.Comparison Analysis of Digital and Analog Intercom System[J].Railway Signalling & Communication,2012,48(2):67-71. |
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| Authors: | Wen Yinghong Zhang Jinbao |
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| Institution: | Wen Yinghong,Zhang Jinbao |
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| Abstract: | Compared with other communication systems,wireless intercom system has irreplaceable value.With the development of communication technology,the digital intercom system attracts more concerns.The authors give a detailed comparison and analysis of digital intercom system defined by ETSI and current analog intercom system and present the advantages and challenges of DMR. |
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| Keywords: | Intercom system Analog transmission Digital technology DMR（Digital Mobile Radio） |
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