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동기화 및 수신기 설계

반송 주파수 및 위상 복원, 주파수 및 위상 복원 타이밍, AGC, I/Q 불균형 보상 및 위상 고정 루프

AGC, I/Q 불균형 수정, DC 차단, 타이밍 및 반송파 동기화 등 프론트엔드 수신기 및 동기화 구성요소를 모델링하고 시뮬레이션합니다.


iqcoef2imbalConvert compensator coefficient to amplitude and phase imbalance
iqimbal2coefConvert I/Q imbalance to compensator coefficient
channelDelayChannel timing delay (R2020a 이후)
ofdmChannelResponseCalculate OFDM channel response (R2023a 이후)


comm.AGCAdaptively adjust gain for constant signal level output
comm.CarrierSynchronizerCompensate for carrier frequency offset
comm.SymbolSynchronizerCorrect symbol timing clock skew
comm.PreambleDetectorDetect preamble in data
comm.CoarseFrequencyCompensatorCompensate for frequency offset of PAM, PSK, or QAM signal
comm.IQImbalanceCompensatorCompensate for IQ imbalance
comm.DiscreteTimeVCOGenerate variable frequency sinusoid
comm.GMSKTimingSynchronizerRecover symbol timing phase using fourth-order nonlinearity method
comm.MSKTimingSynchronizerRecover symbol timing phase using fourth-order nonlinearity method


AGCAdaptively adjust gain for constant signal-level output
Carrier SynchronizerCompensate for carrier frequency offset
Symbol SynchronizerCorrect symbol timing clock skew
Preamble DetectorDetect preamble in data packet
Coarse Frequency CompensatorCompensate for carrier frequency offset in PAM, PSK, or QAM
I/Q Compensator Coefficient to ImbalanceConvert compensator coefficient into amplitude and phase imbalance
I/Q Imbalance Compensator Compensate for imbalance between in-phase and quadrature components
I/Q Imbalance to Compensator CoefficientConverts amplitude and phase imbalance into I/Q compensator coefficient
MSK-Type Signal Timing RecoveryRecover symbol timing phase using fourth-order nonlinearity method
OFDM Channel ResponseCalculate OFDM channel response (R2023a 이후)

도움말 항목



  • MSK Signal Recovery
    This model shows how channel impairments such as timing phase offset, carrier frequency offset, and phase offset for a minimum shift keying (MSK) signal are modeled.