Multi-Tech Systems 92U04A22740 ユーザーズマニュアル
Chapter 4 – SocketModem Interfaces
Multi-Tech Systems, Inc. SocketModem CDMA Developer’s Guide
11
Receiver Specifications
Receiver performance test specification is CDMA2000 mobile station minimum requirement standard,
3GPP2 TSG C.S0011-A
3GPP2 TSG C.S0011-A
Operating Frequency
869MHz ~ 894MHz (Cellular Band)
1930MHz ~ 1990MHz (PCS Band)
Modulation
QPSK
Conversion Method
Heterodyne
Oscillation Method
VCTCXO & PLL Synthesizer
Receiver Sensitivity
-104dBm @ FER 0.5%
Single Tone Desensitization
-101dBm @ FER 1%
(FC+/-1900KHz @ -30dBm)
IMD
-101dBm @ FER 1%
(FC+/-900KHz, FC+/-1700KHz @ -43dBm)
-90dBm @ FER 1%
(FC+/-900KHz, FC+/-1700KHz @ -36dBm)
-79dBm @ FER 1%
(FC+/-900KHz, FC+/-1700KHz @ -21dBm)
Conducted Spurious Emission
RX Band
TX Band
Other Frequency
TX Band
Other Frequency
-81dBm at 1MHz RBW
-61dBm at 1MHz RBW
-47dBm at 30KHz RBW
-61dBm at 1MHz RBW
-47dBm at 30KHz RBW