| 地铁电话系统技术方案研究 |
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| 引用本文： | 龙章勇.地铁电话系统技术方案研究[J].长沙通信职业技术学院学报,2014(1):17-20. |
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| 作者姓名： | 龙章勇 |
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| 作者单位： | 南京铁道职业技术学院,江苏南京210031 |
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| 摘 要： | 地铁电话系统包括公务电话系统与专用电话系统两部分。实现的技术方案有两种:一种是建设各自独立的公务电话系统与专用电话系统,两个电话网络完全独立,硬件设备完全分离;另一种是建设公务专用合一的电话系统,用一套硬件设备实现两种电话业务。文章比较了这两种方案的特点,分析了地铁电话系统的发展趋势。
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| 关 键 词： | 专用电话 公务电话 公专一体 地铁电话 |
Research on technology solutions to subway telephone system |
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| LONG Zhang-yong.Research on technology solutions to subway telephone system[J].Journal of Changsha Telecommunications and Technology Vocational,2014(1):17-20. |
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| Authors: | LONG Zhang-yong |
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| Affiliation: | LONG Zhang-yong (Nanjing Institute of Railway Technology, Nanjing, Jiangsu, China 210031) |
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| Abstract: | The subway phone system includes two parts： the service telephone system and the private telephone system. There are two implementation technical schemes： one is construction of independent service telephone system and private telephone system with completely independent telephone network and hardware equipment; the other is the construction of the integration telephone system with a set of hardware equipment to realize two kinds of telephone services. This paper compares the characteristics of these two kinds of schemes and analyzes the development trend of the subway telephone system. |
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| Keywords: | private telephone service telephone integration of private telephone and service telephone subway telephone |
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