Application Notes

校准 CMD 输出电平以进行 BER 测量

使用简单的测试装置，包括 NRVD 功率计以及 FSE 频谱分析仪，BER 测量的 CMD 57/59 输出电平可以校准达到高精确度，从而匹配 GSM 11.21（使用调制信号以及比所用时隙高出 + 50 dB 的相邻时隙）。

Name
Type
Version
Date
Size
Calibrating the CMD Output Level for BER | 1MA24
Calibrating the CMD Output Level for BER | 1MA24

Application Note - English version

Type
应用指南
Version
0e
Date
Mar 10, 2000
Size
134 kB
Excel Sheet 2.xls
Excel Sheet 2.xls

Excel Sheet for a uncertainty calculation of the CMD output level after calibrating according to this application note.

Type
Application Note File
Version
Date
Mar 10, 2000
Size
38 kB
Excel Sheet 1.xls
Excel Sheet 1.xls

Excel Sheet No for convenient calculation of the mean level error of the CMD, dependent on the measured results.

Type
Application Note File
Version
Date
Mar 10, 2000
Size
56 kB