mcgraw-hill©the mcgraw-hill companies, inc., 2003 chapter 3 data transmission
TRANSCRIPT
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Chapter 3
Data Transmission
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Figure 3-1
A Digital Signal
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Bit Rate and Bit Interval
Figure 3-2
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Figure 3-3
An Analog Signal
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Figure 3-4
A Sine Wave
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Figure 3-5
Amplitude
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Figure 3-6
Period and Frequency
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Figure 3-7
Relationship between Different Phases
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Figure 3-8
Time and Frequency Domains
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Figure 3-9
A Signal with a DC Component
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Figure 3-10
Bandwidth
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Figure 3-11
Line Coding
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Figure 3-12
Signal Levels versus Data Levels
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Figure 3-13DC Components
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Figure 3-14
Lack of Synchronization
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Figure 3-15
Line Coding Schemes
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Figure 3-16
Unipolar Encoding
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Figure 3-17
Types of Polar Encoding
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Figure 3-18
NRZ Coding
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Figure3-19
RZ Coding
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Figure 3-20Manchester and Diff. Manchester Encoding
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Figure 3-21
Block Coding
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Figure 3-22
Substitution in Block Coding
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Figure 3-23Sampling
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Figure 3-24
Quantizing
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Figure3.25
Converting to Binary Numbers
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Figure 3-26
Nyquist Theorem
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Figure 3-27
Categories of Modulation by a Digital Signal
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Figure 3-28
ASK
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Figure 3-29
FSK
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Figure 3-30
PSK
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Figure 3-31
Time Domain for 8-QAM Signal
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Figure 3-32
Multiplexing versus No Multiplexing
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Figure 3-33
Categories of Multiplexing
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Figure 3-34
FDM
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Figure 3-35
FDM Multiplexing Process, Time Domain
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Figure 3-36
TDM
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Figure 3-37
Synchronous TDM
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Figure 3-38
Framing Bits
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Figure 3-39
Asynchronous TDM