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변조
아날로그 및 디지털 변조
디지털 기저대역, 아날로그 기저대역 및 아날로그 통과대역 기법을 사용하여 신호 데이터를 변조 및 복조합니다.
함수
디지털 기저대역 변조
진폭 변조
genqammod | 일반 QAM(직교 진폭 변조) |
genqamdemod | General quadrature amplitude demodulation |
modnorm | Scaling factor for normalizing modulation output |
pammod | PAM(펄스 진폭 변조) |
pamdemod | 펄스 진폭 복조 |
qammod | 직교 진폭 변조(QAM) |
qamdemod | 직교 진폭 복조 |
진폭 및 위상 변조
apskmod | Amplitude phase shift keying (APSK) modulation |
apskdemod | Amplitude phase shift keying (APSK) demodulation |
dvbsapskmod | DVB-S2/S2X/SH standard-specific amplitude phase shift keying (APSK) modulation |
dvbsapskdemod | DVB-S2/S2X/SH standard-specific amplitude phase shift keying (APSK) demodulation |
mil188qammod | MIL-STD-188-110 B/C standard-specific quadrature amplitude modulation (QAM) |
mil188qamdemod | MIL-STD-188-110 B/C standard-specific quadrature amplitude demodulation |
연속 위상 변조
주파수 변조
OFDM 변조
위상 변조
객체
디지털 기저대역 변조
진폭 변조
comm.GeneralQAMModulator | Modulate using arbitrary QAM constellation |
comm.GeneralQAMDemodulator | Demodulate using arbitrary QAM constellation |
연속 위상 변조
comm.CPFSKModulator | Modulate using CPFSK method |
comm.CPFSKDemodulator | Demodulate using CPFSK method and Viterbi algorithm |
comm.CPMModulator | Modulate signal using CPM method |
comm.CPMDemodulator | Demodulate signal using CPM method and Viterbi algorithm |
comm.GMSKModulator | Modulate using GMSK method |
comm.GMSKDemodulator | Demodulate GMSK-modulated signal |
comm.MSKModulator | Modulate using MSK method |
comm.MSKDemodulator | Demodulate using MSK method and Viterbi algorithm |
주파수 변조
comm.FSKModulator | Modulate using M-ary FSK method |
comm.FSKDemodulator | Demodulate using M-ary FSK method |
OFDM 변조
comm.OFDMModulator | Modulate using OFDM method |
comm.OFDMDemodulator | Demodulate using OFDM method |
위상 변조
comm.DBPSKModulator | Modulate using DBPSK method |
comm.DBPSKDemodulator | Demodulate using DBPSK method |
comm.DPSKModulator | Modulate using M-ary DPSK method |
comm.DPSKDemodulator | Demodulate using M-ary DPSK method |
comm.DQPSKModulator | Modulate using DQPSK method |
comm.DQPSKDemodulator | Demodulate using DQPSK method |
comm.OQPSKModulator | Modulation using OQPSK method |
comm.OQPSKDemodulator | Demodulation using OQPSK method |
comm.gpu.PSKModulator | Modulate signals using M-PSK method with GPU |
comm.gpu.PSKDemodulator | Demodulate signals using M-ary PSK method with GPU |
트렐리스 코드 변조
comm.GeneralQAMTCMModulator | Encode binary data using convolutional encoder and map result to general QAM constellation |
comm.GeneralQAMTCMDemodulator | Demodulate and decode trellis-coded general quadrature amplitude modulated signal |
comm.PSKTCMModulator | Encode binary data using convolutional encoder and map result to M-PSK constellation |
comm.PSKTCMDemodulator | Demodulate and decode trellis-coded M-PSK modulated signal |
comm.RectangularQAMTCMModulator | Encode binary data using convolutional encoder and map result to rectangular QAM constellation |
comm.RectangularQAMTCMDemodulator | Demodulate and decode trellis-coded rectangular quadrature amplitude modulated signal |
아날로그 기저대역 변조
comm.FMBroadcastModulator | Modulate broadcast FM audio signal |
comm.FMBroadcastDemodulator | Demodulate broadcast FM audio signal |
comm.FMModulator | Modulate signal using FM method |
comm.FMDemodulator | Demodulate baseband FM signal |
블록
디지털 기저대역 변조
진폭 변조
General QAM Modulator Baseband | Modulate using quadrature amplitude modulation |
General QAM Demodulator Baseband | Demodulate QAM-modulated data |
M-PAM Modulator Baseband | Modulate using M-ary pulse amplitude modulation |
M-PAM Demodulator Baseband | Demodulate M-PAM-modulated data |
Rectangular QAM Modulator Baseband | Modulate using rectangular quadrature amplitude modulation |
Rectangular QAM Demodulator Baseband | Demodulate rectangular-QAM-modulated data |
진폭 및 위상 변조
M-APSK Modulator Baseband | M-ary amplitude phase shift keying (APSK) modulation |
M-APSK Demodulator Baseband | M-ary amplitude phase shift keying (APSK) demodulation |
DVBS-APSK Modulator Baseband | DVB-S2/S2X/SH standard-specific amplitude phase shift keying (APSK) modulation |
DVBS-APSK Demodulator Baseband | DVB-S2/S2X/SH standard-specific amplitude phase shift keying (APSK) demodulation |
MIL-188 QAM Modulator Baseband | MIL-STD-188-110 B/C standard-specific quadrature amplitude modulation (QAM) |
MIL-188 QAM Demodulator Baseband | MIL-STD-188-110 B/C standard-specific quadrature amplitude demodulation |
연속 위상 변조
CPFSK Modulator Baseband | Modulate using continuous phase frequency shift keying method |
CPFSK Demodulator Baseband | Demodulate CPFSK-modulated data |
CPM Modulator Baseband | Modulate signal using CPM method |
CPM Demodulator Baseband | Demodulate signal using CPM method and Viterbi algorithm |
GMSK Modulator Baseband | Modulate using Gaussian minimum shift keying method |
GMSK Demodulator Baseband | Demodulate GMSK-modulated data |
MSK Modulator Baseband | Modulate using differentially encoded minimum shift keying method |
MSK Demodulator Baseband | Demodulate differentially encoded MSK-modulated data |
주파수 변조
M-FSK Modulator Baseband | Modulate using M-ary frequency shift keying method |
M-FSK Demodulator Baseband | Demodulate FSK-modulated data |
OFDM 변조
OFDM Modulator Baseband | Modulate using OFDM method |
OFDM Demodulator Baseband | Demodulate using OFDM method |
위상 변조
BPSK Modulator Baseband | Modulate using BPSK method |
BPSK Demodulator Baseband | Demodulate BPSK-modulated data |
DBPSK Modulator Baseband | Modulate using differential binary phase shift keying method |
DBPSK Demodulator Baseband | Demodulate DBPSK-modulated data |
DQPSK Modulator Baseband | Modulate using differential quadrature phase shift keying method |
DQPSK Demodulator Baseband | Demodulate DQPSK-modulated data |
M-DPSK Modulator Baseband | Modulate using M-ary differential phase shift keying method |
M-DPSK Demodulator Baseband | Demodulate DPSK-modulated data |
M-PSK Modulator Baseband | Modulate using M-ary phase shift keying |
M-PSK Demodulator Baseband | Demodulate PSK-modulated data |
OQPSK Modulator Baseband | Modulate using OQPSK method |
OQPSK Demodulator Baseband | Demodulation using OQPSK method |
QPSK Modulator Baseband | Modulate using quadrature phase shift keying method |
QPSK Demodulator Baseband | Demodulate QPSK-modulated data |
트렐리스 코드 변조
General TCM Encoder | Convolutionally encode binary data and map using arbitrary constellation |
General TCM Decoder | Decode trellis-coded modulation data, mapped using arbitrary constellation |
M-PSK TCM Encoder | Convolutionally encode binary data and modulate using PSK method |
M-PSK TCM Decoder | Decode trellis-coded modulation data, modulated using PSK method |
Rectangular QAM TCM Encoder | Convolutionally encode binary data and modulate using QAM method |
Rectangular QAM TCM Decoder | Decode trellis-coded modulation data, modulated using QAM method |
유틸리티
Bipolar to Unipolar Converter | Map bipolar signal into unipolar signal in range [0, M-1] |
Unipolar to Bipolar Converter | Map unipolar signal in range [0, M-1] into bipolar signal |
Data Mapper | Map integer symbols from one coding scheme to another |
Bit to Integer Converter | Map vector of bits to corresponding vector of integers |
Integer to Bit Converter | Map vector of integers to vector of bits |
아날로그 기저대역 변조
FM Broadcast Modulator Baseband | Modulate using broadcast FM method |
FM Broadcast Demodulator Baseband | Demodulate broadcast FM-modulated signal |
FM Modulator Baseband | Modulate using FM method |
FM Demodulator Baseband | Demodulate using FM method |
아날로그 통과대역 변조
DSB AM Modulator Passband | Modulate using double-sideband amplitude modulation |
DSB AM Demodulator Passband | Demodulate DSB-AM-modulated data |
DSBSC AM Modulator Passband | Modulate using double-sideband suppressed-carrier amplitude modulation |
DSBSC AM Demodulator Passband | Demodulate DSBSC-AM-modulated data |
FM Modulator Passband | Modulate using frequency modulation |
FM Demodulator Passband | Demodulate FM-modulated data |
PM Modulator Passband | Modulate using phase modulation |
PM Demodulator Passband | Demodulate PM-modulated data |
SSB AM Modulator Passband | Modulate using single-sideband amplitude modulation |
SSB AM Demodulator Passband | Demodulate SSB-AM-modulated data |
도움말 항목
변조
- What Is Modulation?
Define modulation in wireless communication systems.
디지털 변조
- Digital Baseband Modulation
Modulating using digital methods.
- MATLAB을 사용한 OFDM 변조
직교 주파수 분할 다중화(OFDM)는 5G 및 LTE 셀룰러, WiFi와 같은 최신 무선 통신 시스템에서 사용되는 다중 반송파 디지털 변조 기술입니다.
아날로그 변조
- Analog Passband Modulation
Modulating using analog passband methods. - Analog Baseband Modulation
Modulating using analog baseband methods.
추천 예제
MATLAB 명령
다음 MATLAB 명령에 해당하는 링크를 클릭했습니다.
명령을 실행하려면 MATLAB 명령 창에 입력하십시오. 웹 브라우저는 MATLAB 명령을 지원하지 않습니다.
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