Lecture 3 signal encoding techniques
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Lecture 3: Signal encoding techniques. Anders Västberg [email protected] 08-790 44 55. Digital Communication System. Source of Information. Source Encoder. Channel Encoder. Digital Modulator. Modulator. RF-Stage. Channel. Information Sink. Source Decoder. Demodulator. RF-Stage.

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Lecture 3: Signal encoding techniques

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Lecture 3 signal encoding techniques

Lecture 3: Signal encoding techniques

Anders Västberg

[email protected]

08-790 44 55


Digital communication system

Digital Communication System

Source of

Information

Source

Encoder

Channel

Encoder

Digital

Modulator

Modulator

RF-Stage

Channel

Information

Sink

Source

Decoder

Demodulator

RF-Stage

Channel

Decoder

Digital

Demodulator

[Slimane]


Digital analog signal

Digital/Analog signal


Modulation of analog signals for digital data

Modulation of Analog Signals for Digital Data


Full duplex fsk

Full Duplex FSK


Mfsk frequency use

MFSK Frequency use


Lecture 3 signal encoding techniques

DPSK


Lecture 3 signal encoding techniques

QPSK


Ber for different modulation methods

BER for different modulation methods


Analog data analog signals

Analog Data/Analog Signals


Digitizing analog data

Digitizing Analog Data


Pulse code modulation

Pulse Code Modulation


Quantization

Quantization


Delta modulation

Delta modulation


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