Signals
• Analog and digital• Aperiodic and periodic signals• Analog signals
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
Figure 4-1
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
Transformation of Information to Signals
Figure 4-2
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
Analog and Digital Clocks
Figure 4-3
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
Analog and Digital Signals
Figure 4-4
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
Periodic Signals
Figure 4-5
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
Aperiodic Signals
Figure 4-6
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Sine Wave
Figure 4-7
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Phases
Figure 4-8
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
Amplitude Change
Figure 4-9
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
Frequency Change
Figure 4-10
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
Phase Change
Figure 4-11
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Time and Frequency Domain
Figure 4-12
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Examples
Figure 4-13
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
Signal with DC Component
Figure 4-14
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
Complex Waveform
Figure 4-15
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Bandwidth
Figure 4-16
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Digital Signal
Figure 4-17
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Amplitude, Period, and Phase for a Digital Signal
Figure 4-18
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Bit Rate and Bit Interval
Figure 4-19
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
Harmonics of a Digital Signal
Figure 4-20
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Exact and Significant Spectrums
Figure 4-21
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Bit Rates and Significant Spectrums
Figure 4-22
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Corruption Due to Insufficient Bandwidth
Figure 4-23
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Bandwidth and Data Rate
Figure 4-24
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
Example
Figure 4-25
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
Example
Figure 4-26
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
Example
Chapter 5
Encoding
Figure 5-1
Different Conversion Schemes
Figure 5-2
Digital to Digital Encoding
Figure 5-3
Types of Digital to Digital Encoding
Figure 5-4
Unipolar Encoding
Figure 5-5
Types of Polar Encoding
Figure 5-6
NRZ-L and NRZ-I Encoding
Figure 5-7
RZ Encoding
Figure 5-8Manchester and Diff. Manchester Encoding
Figure 5-9
Types of Bipolar Encoding
Figure 5-10
Bipolar AMI Encoding
Figure 5-11
B8ZS Encoding
Figure 5-12
HDB3 Encoding
Figure 5-13
Solution to Example 5.1
Figure 5-14
Solution to Example 5.2
Figure 5-15
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
Analog to Digital Encoding
Figure 5-16
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
PAM
Figure 5-17
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
Quantized PAM Signal
Figure 5-18
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
Quantizing Using Sign and Magnitude
Figure 5-19
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
PCM
Figure 5-20
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From Analog to PCM
Figure 5-20-continued
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From Analog to PCM
Figure 5-20-continued
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
From Analog to PCM
Figure 5-20-continued
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
From Analog to PCM
Figure 5-21
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
Nyquist Theorem
Figure 5-22
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
Digital to Analog Encoding
Figure 5-23
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
Figure 5-24
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
ASK
Figure 5-25
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Bandwidth for ASK
FSKFigure 5-27
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Bandwidth for FSKFigure 5-28
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PSKFigure 5-29
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PSKConstellation
Figure 5-30
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4-PSKFigure 5-31
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4-PSKCharacteristics
Figure 5-32
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8-PSKCharacteristics
Figure 5-33
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
PSKBandwidth
Figure 5-34
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4-QAM and 8-QAMConstellations
Figure 5-35
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8-QAM SignalFigure 5-36
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16-QAMConstellation
Figure 5-37
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Bit Rate and Baud Rate
Figure 5-38
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Figure 5-38-continued
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
Bit Rate and Baud Rate
Figure 5-39
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
Analog to Analog Modulation
Figure 5-40
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Figure 5-41
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
Amplitude Modulation
Figure 5-42
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
AM Bandwidth
Figure 5-43
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
AM Band Allocation
Figure 5-44
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
Frequency Modulation
Figure 5-45
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
FM Bandwidth
Figure 5-46
WCB/McGraw-Hill The McGraw-Hill Companies, Inc., 1998
FM Band Allocation
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