作者：中华人民共和国国家铁路局组织编译
页数：10,33页
出版社：中国铁道出版社
出版日期：2017
ISBN：9787113226626
电子书格式：pdf/epub/txt
内容简介
The mairevisions include the following：
1.Ithe chapter of General Provisions，the types of voice and data services are refined and the applicatioprinciples for “new technology，new materials，new techniques and new equipment” as well as the provisions oenergy conservatioand environmental protectioare added.
2.Ithe chapter of Terms and Abbreviations，the explanatioothe term of “core network” is added and the abbreviations used ithis Code are sorted out and kept iline with the current relevant technical standards，
3.The original term “network design” is revised into “core network” and the provisions oequipment configuratioand redundancy desigof each subsystem of the core network are supplemented.the desigprovisions oequipment configuratioand connectiomode related to the packet switched domaiapplicatiosystem are added.
目录
2 Terms and Abbreviations
2．1 Terms
2．2 Abbreviations
3 Core Network
3．1 General Requirements
3．2 Switching Subsystem （SSS）
3．3 Intelligent Network （IN） Subsystem
3．4 Core Network of General Packet Radio Service （GPRS） Subsystem
3．5 Equipment Related to PS Domain Application System
4 Base Station Subsystem
4．1 Requirements for Radio Coverage
4．2 Radio Coverage Design
4．3 BTS Type and Capacity
4．4 Channel Configuration
4．5 Carrier/lnterference （C/D Ratio
4．6 Control Equipment for BTS
4．7 Antenna Pole （Tower）
5 Interconnection and Interfaces
5．1 Interconnection
5．2 Main Interfaces of GSM-R System
6 Number Planning
7 Quality of Service （QoS）
8 Mobile Station（MS）
9 Operation & Maintenance and System Support
9．1 Network Management
9．2 Signaling
9．3 Synchronization
9．4 Monitoring
9．5 Data and SIM Card Management
9．6 Special Maintenance Tools and Spare Parts
10 Power Supply Equipment
11 Operation Environment
11．1 Requirements for External Power Supply
11．2 Lightning Protection and Earthing
11．3 Buildings
11．4 Equipment Layout and Wiring
Appendix A Calculation Methods for GSM-R Main Interfaces
Normative References
Words Used for Different Degrees of Strictness
