255Km PAL-D/56CH & 20CH 数字QAM混合传输应用案例
 系统指标  SUB-HE-D: PAL-D:56+20 Digital QAM: MER=35.2 dB, CNR=46dB, CSO=-61dBc, CTB=-63dBc SUB-HE-H: PAL-D/56+20 Digital QAM: MER=34.1 dB, CNR=46.2dB, CSO=-61dBc, CTB=-63dBc SUB-HE-I: PAL-D/56+20 Digital QAM: MER=34.1 dB, CNR=45.3dB, CSO=-61dBc, CTB=-63dBc |
