| 数字通信网技术的发展历程 |
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| 引用本文： | 张煦.数字通信网技术的发展历程[J].光通信技术,1996(2). |
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| 作者姓名： | 张煦 |
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| 作者单位： | 上海交通大学 |
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| 摘 要： | 本文简述通信技术的发展过程，分别说明数字电话通信网，公用和专用数据通信网，窄带和宽带综合业务数字网，通信网信令系统，全光通信网，智能网和个人移动通信网的技术进展。最后总结未来的Ｂ－ＩＳＤＮ是宽带、高速的光纤通信网和未来的ＰＣＮ是全球移动卫星的微波通信网，两者联合组成国家通信网基础结构。
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| 关 键 词： | 通信网，数字通信，光纤通信，卫星通信，综合业务网，个人移动通信 |
Development Trends of Digital Communication Network Technology |
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| ZHANG Xu.Development Trends of Digital Communication Network Technology[J].Optical Communication Technology,1996(2). |
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| Authors: | ZHANG Xu |
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| Affiliation: | Shanghai Jiaotong University |
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| Abstract: | The paper briefly describes the deyelopment trends of digital communication network technology, including the digital telephone network,public and private packet-switched data networks, narrow and broadbandintegrated services digital networks, ac7 signaling system,the future all-opticalnetwork, intelligent network, and personal communication network. Finally,the paper indicates that the fixed optical fiber communication network B-ISDNbased on SDH and ATM technologies, together with the mobile satellitecommunications for global PCN, form the National Communication NetworkInfrastructu re. |
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| Keywords: | s:Communication network Digital communication Optical fiber communication Satellite communication Integrated services network Personal mobile communication |
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