Standard

 

ELC 262 – Telecommunications and Data Transmission Concepts

Course Description:

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

 

Competency Areas:

Hours:

 

 

 

Introduction to Frequency and Bandwidth

Class

2

Delineation of Signal Types and Characteristics

D. Lab

0

Methods of Modulation and Detection

P. Lab/O.B.I.

3

Transmission Modes

Credit

3

Characteristics of Transmission Media

 

 

Measuring Transmission Signals

 

 

Noise and Distortion Levels

 

 

Multiplexing

 

 

Emerging Technologies

 

 

 

 

 

Prerequisite:

ELC 261

Corequisite:  

ELC 261

 

 

Course Guide

 

 

Competency

After completing this section, the student will:

Hours

Class

D. Lab

P. Lab/

O.B.I.

INTRODUCTION TO FREQUENCY AND BANDWIDTH

2

0

3

Baseband and broadband signals

Differentiate between baseband and broadband signals.

 

 

 

Voice frequency spectrum

Identify the voice frequency spectrum.

 

 

 

Sine waves

 

 

 

 

Attenuation

Define attenuation.

 

 

 

Nyquist Theory

Describe the Nyquist theory.

 

 

 

DELINEATION OF SIGNAL TYPES AND CHARACTERISTICS

2

0

2

Speech signals

Delineate the characteristics of speech, data, and video signals.

 

 

 

Data signals

 

 

 

 

Video Signals

 

 

 

 

METHODS OF MODULATION AND DETECTION

3

0

6

The modulation / demodulation process

Describe the modulation / demodulation process.

 

 

 

Analog modulation

Identify the types of analog modulation.

 

 

 

Digital modulation

Identify the types of digital modulation.

 

 

 

Improving voice quality over fast lines

Describe the different methods of improving voice quality over fast lines.

 

 

 

TRANSMISSION MODES

1

0

2

Simplex

Describe the function of simplex, duplex, and half-duplex transmission modes.

 

 

 

Duplex

Identify the different transmission modes.

 

 

 

Half-Duplex

 

 

 

 

CHARACTERISTICS OF TRANSMISSION MEDIA

2

0

5

Paired Cable

Describe the advantages and disadvantages of different transmission media.

 

 

 

Coaxial cable

 

 

 

 

Fiber Optics

 

 

 

 

Wireless

Identify the different types of transmission media.

 

 

 

MEASURE TRANSMISSION SIGNALS

3

0

5

Gain

Calculate signal gain and attenuation.

 

 

 

Attenuation

Measure signal gain and attenuation.

 

 

 

Power

Convert from power to dB and dBm.

 

 

 

dB and dBm

 

 

 

 

NOISE AND DISTORTION LEVELS

2

0

2

Gaussian and white noise

Define Gaussian and white noise.

 

 

 

Detection

Describe the effects of noise on detection.

 

 

 

Filters

Select the optimum transmitting and receiving filters for noise immunity.

 

 

 

Quantization noise

Determine an acceptable signal to quantizing noise ratio.

 

 

 

MULTIPLEXING

3

0

5

Multiplexing methods

Compare the different methods of multiplexing.

 

 

 

Transmission hierarchies

Identify the various transmission hierarchies.

 

 

 

Multiplex synchronization

Explain the process of multiplex synchronization.

 

 

 

EMERGING TECHNOLOGIES

2

0

0

New technologies

Discuss the latest technology in transmission media.

 

 

 

 

Suggested Resources

 

Books:

 

Thurwachter Jr., Charles N.; Data and Telecommunications: Systems and Applications, 1 ed., Prentice Hall 2000

Khader, Michael; Telecommunications Systems and Technology, 1 ed.; Prentice Hall 2000

Rosengrant, Martha; Introduction to Telecommunications, 1 ed.; Prentice Hall 2002

Cole, Marion; Introduction to Telecommunications: Voice, Data, and the Internet, 2 ed.; Prentice Hall 2002