• 2022-06-15
    GSM系统中,对载干比的要求是:()
    A: 同频载干比:C/I≥9dB;工程中加3dB余量,即C/I≥12dB;
    B: 邻频载干比:C/I≥-9dB;工程中加3dB余量,即C/I≥-6dB;
    C: 载波偏离400KHz时的载干比:C/I(载波/干扰)≥-41dB;
    D: 载波偏离400KHz时的载干比:C/I(载波/干扰)≥-61d
    E: