Standard No.:	GB/T 14617.3-2012
English Name:	Propagation characteristics in land mobile service and fixed service—Part 3:Propagation characteristics of line-of-sight radio-relay communications systems
Chinese Name:	陆地移动业务和固定业务传播特性 第3部分：视距微波接力通信系统传播特性
Chinese Classification:	M30    Communication equipment in general
Professional Classification:	GB    National Standard
Issued by:	AQSIQ;SAC
Issued on:	2012-12-31
Implemented on:	2013-6-1
Status:	valid
Superseding:	GB/T 14617.3-1993 characteristics in land mobile service and fixed service Part 3: Propagation characteristics of line-of - Sight radio relay communication systems
Language:	English
File Format:	PDF
Word Count:	25000 words
Price(USD):	750.0
Delivery:	via email in 1~3 business day

GB/T14617的本部分规定了电路设计中常用的有关参数的计算,如余隙和费涅耳半径的计算、气体吸收和雨衰减的计算、电波折射、分集接收、模拟微波衰落概率和数字微波电路中断率的预测、与传播特性有关的无线电气象数据等,且同时给出了其中各参数的适用范围。
本部分适用于各种容量的视距微波接力通信系统的总体设计和各个频段的视距微波接力通信电路设计以及与电波传播特性有关的各种电磁兼容系统设计。