EIE 652 Advanced Digital Communication Systems
Asst. Prof. Dr. Suwat Pattaramalai
CB 40907 Tel. (02) 470-9079
Email: [email protected]
Digital Modulation Schemes
• Memoryless Modulation Methods– Pulse Amplitude Modulation (PAM)
– Phase Modulation or Phase-Shift Keying (PSK)
– Quadrature Amplitude Modulation (QAM)
– Multi-dimensional Signaling
• Signaling Schemes with Memory– Continuous-Phase Frequency-Shift Keying (CPFSK)
– Minimum-Shift Keying (MSK)
– Offset QPSK (OQPSK)
• Power Spectrum of Digitally Modulated Signals
Digital Modulation Schemes
• Pulse Amplitude Modulation (PAM)
Digital Modulation Schemes
• Pulse Amplitude Modulation (PAM)
Digital Modulation Schemes
• Pulse Amplitude Modulation (PAM)
Digital Modulation Schemes
• Pulse Amplitude Modulation (PAM)
Digital Modulation Schemes
• Phase Modulation or Phase-Shift Keying (PSK)
Digital Modulation Schemes
• Phase Modulation or Phase-Shift Keying (PSK)
Digital Modulation Schemes
• Phase Modulation or Phase-Shift Keying (PSK)
Digital Modulation Schemes
• Quadrature Amplitude Modulation (QAM)
Digital Modulation Schemes
• Quadrature Amplitude Modulation (QAM)
Digital Modulation Schemes
Digital Modulation Schemes
• Multi-dimensional Signaling
Digital Modulation Schemes
• Multi-dimensional Signaling
Digital Modulation Schemes
• Multi-dimensional Signaling
Digital Modulation Schemes
• Signaling Schemes with Memory
Digital Modulation Schemes
• Continuous-Phase Frequency-Shift Keying (CPFSK)
Digital Modulation Schemes
• Continuous-Phase Frequency-Shift Keying (CPFSK)
Digital Modulation Schemes
• Continuous-Phase Frequency-Shift Keying (CPFSK)
Digital Modulation Schemes
• Continuous-Phase Frequency-Shift Keying (CPFSK)
Digital Modulation SchemesM
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Digital Modulation Schemes
• Offset QPSK (OQPSK)
Digital Modulation Schemes
• Offset QPSK (OQPSK)
Digital Modulation Schemes
Digital Modulation Schemes
• Power Spectrum of Digitally Modulated Signals
Digital Modulation Schemes
Digital Modulation Schemes
Digital Modulation Schemes
Digital Modulation Schemes
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