!汗!GSM 手机射频测试指导`````````````

GMAJFUU

目 录
序 言........................................................................................................................................2
第一章测试条件................................................................................................................3
1.1 正常测试条件...............................................................................................................3
1.2 极限测试条件...............................................................................................................3
1.3 震动条件........................................................................................................................3
1.4 其它测试条件及规定..................................................................................................4
1.5 附件要求........................................................................................................................5
第二章发射机指标及其测试...................................................................................6
2.1 发射载波峰值功率......................................................................................................6
2.2 发射载频包络.............................................................................................................11
2.3调制频谱（Spectrum Due to Modulation）.........................................................15
2.4开关频谱（Spectrum Due to Switching）............................................................18
2.5频率误差（Frequency Error）................................................................................20
2.6相位误差（Phase Error）.........................................................................................22
2.7传导杂散骚扰（Conduct Spurious Emissions）.................................................24
2.8发射峰值电流和平均电流........................................................................................27
第三章接收机指标及其测试.................................................................................29
3.1接收灵敏度（Rx Sensitivity）................................................................................29
3.2接收信号指示电平（RX Level）........................................................................33
3.3接收信号指示质量（RX Quality）.....................................................................35
第四章其余测试补充..................................................................................................38
4.1 RC滤波电路对PA－RAMP的影响........................................................................38
4.2 PA匹配调整..................................................................................................................42
4.3天线开关指标测试.....................................................................................................42
第五章附录.........................................................................................................................44
【文件名】:09821@52RD_09317@52RD_GSM手机射频测试指导(正式).rar
【格　式】:rar
【大　小】:1279K
【简　介】:
【目　录】:

GMAJFUU

[em01][em01][em01][em01]规范加详细的介绍GSM.中等加新手工程师一定的瞧瞧.高深工程师一看就知有没有用..

SCUguoguo

研究下，然后再做评判；

yuanhongjie

可以买的, 下载一下，看看

yuanhongjie

ying gai ke yi mai

cyt20050511

[em02][em02][em02][em02][em02]dddddddddddddddddddddddddddddddd

hezhongwei023

xiexie  kankan xian

a55041492

正需要謝謝分享