Standard |
Provides an introduction to basic concepts on telecommunication and data transmission. Topics include introduction to frequency and bandwidth, delineation of signal types and characteristics, methods of modulation and detection, transmission modes, characteristics of transmission media, measuring transmission signals, noise and distortion levels, multiplexing and emerging technologies
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Competency Areas: |
Hours: |
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Class |
2 |
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D. Lab |
0 |
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P. Lab/O.B.I. |
3 |
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Transmission Modes |
Credit |
3 |
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Characteristics of Transmission Media |
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Noise and Distortion Levels |
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Multiplexing |
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Emerging Technologies |
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Prerequisite: |
ELC 261 |
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Corequisite: |
ELC 261 |
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Course Guide |
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Competency |
After completing this
section, the student will: |
Hours |
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Class |
D. Lab |
P. Lab/ O.B.I. |
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INTRODUCTION TO FREQUENCY AND
BANDWIDTH |
2 |
0 |
3 |
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Baseband and broadband signals |
Differentiate between baseband and broadband signals. |
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Voice frequency spectrum |
Identify the voice frequency spectrum. |
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Sine waves |
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Attenuation |
Define attenuation. |
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Nyquist Theory |
Describe the Nyquist theory. |
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DELINEATION OF SIGNAL TYPES
AND CHARACTERISTICS |
2 |
0 |
2 |
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Speech signals |
Delineate the characteristics of speech, data, and video signals. |
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Data signals |
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Video Signals |
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METHODS OF MODULATION AND
DETECTION |
3 |
0 |
6 |
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The modulation / demodulation process |
Describe the modulation / demodulation process. |
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Analog modulation |
Identify the types of analog modulation. |
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Digital modulation |
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Improving voice quality over fast lines |
Describe the different methods of improving voice quality over fast lines. |
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TRANSMISSION MODES |
1 |
0 |
2 |
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Simplex |
Describe the function of simplex, duplex, and half-duplex transmission modes. |
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Duplex |
Identify the different transmission modes. |
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Half-Duplex |
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CHARACTERISTICS OF
TRANSMISSION MEDIA |
2 |
0 |
5 |
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Paired Cable |
Describe the advantages and disadvantages of different transmission media. |
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Coaxial cable |
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Fiber Optics |
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Wireless |
Identify the different types of transmission media. |
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MEASURE TRANSMISSION SIGNALS |
3 |
0 |
5 |
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Gain |
Calculate signal gain and attenuation. |
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Attenuation |
Measure signal gain and attenuation. |
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Power |
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dB and dBm |
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NOISE AND DISTORTION LEVELS |
2 |
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2 |
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Gaussian and white noise |
Define Gaussian and white noise. |
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Detection |
Describe the effects of noise on detection. |
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Filters |
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Quantization noise |
Determine an acceptable signal to quantizing noise ratio. |
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MULTIPLEXING |
3 |
0 |
5 |
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Multiplexing methods |
Compare the different methods of multiplexing. |
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Transmission hierarchies |
Identify the various transmission hierarchies. |
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Multiplex synchronization |
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EMERGING TECHNOLOGIES |
2 |
0 |
0 |
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New technologies |
Discuss the latest technology in transmission media. |
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Suggested Resources |
Books:
Thurwachter Jr., Charles N.; Data
and
Khader, Michael;
Rosengrant, Martha; Introduction
to
Cole, Marion; Introduction to