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Sunday, March 20, 2011

Educational videos of Data Communication Systems





Download/Source url :
http://www.youtube.com/watch?feature=player_embedded&v=sG6WGvzmVaw


By Prof.A. Pal, Department of Computer Science Engineering,IIT Kharagpur.



DATA COMMUNICATION SYSTEMS SYLLABUS :

Source :http://jntuk.edu.in


Unit I :
INTRODUCTION TO DATA COMMUNICATIONS AND NETWORKING: Standards Organizations for
Data Communications, Layered Network Architecture, Open Systems Interconnection, Data
Communications Circuits, Serial and parallel Data Transmission, Data communications Circuit
Arrangements, Data communications Networks, Alternate Protocol Suites.
SIGNALS, NOISE, MODULATION, AND DEMODULATION :
Signal Analysis, Electrical Noise and Signal-to-Noise Ratio, Analog Modulation Systems, Information
Capacity, Bits, Bit Rate, Baud, and M-ary Encoding, Digital Modulation.


Unit II :
METALLIC CABLE TRANSMISSION MEDIA :
Metallic Transmission Lines, Transverse Electromagnetic Waves, Characteristics of Electromagnetic
Waves, Transmission Line Classifications, Metallic Transmission Line Types, Metallic Transmission Line
Equivalent Circuit, Wave Propagation on Metallic Transmission Lines, Metallic Transmission Line Losses.
OPTICAL FIBER TRANSMISSION MEDIA :
Advantages of Optical Fiber Cables, Disadvantages of Optical Fiber Cables, Electromagnetic spectrum,
Optical Fiber Communications System Block Diagram, Optical Fiber construction, The Physics of Light,
Velocity of Propagation, Propagation of Light Through an Optical fiber Cable, Optical Fiber Modes and
Classifications, Optical Fiber Comparison, Losses in Optical Fiber Cables, Light sources, Light Detectors,
Lasers.


Unit III :
DIGITAL TRANSMISSION :
Pulse Modulation, Pulse code Modulation, Dynamic Range, Signal Voltage –to-Quantization Noise
Voltage Ration, Linear Versus Nonlinear PCM Codes, Companding, PCM Line Speed, Delta Modulation
PCM and Differential PCM.
MULTIPLEXING AND T CARRIERS :
Time- Division Multiplexing, T1 Digital Carrier System, North American Digital Multiplexing Hierarchy,
Digital Line Encoding, T Carrier systems, European Time- Division Multiplexing, Statistical Time – Division
Multiplexing, Frame Synchronization, Frequency- Division Multiplexing, Wavelength- Division Multiplexing,
Synchronous Optical Network


Unit IV :
WIRELESS COMMUNICATIONS SYSTEMS :
Electromagnetic Polarization, Rays and Wavefronts, Electromagnetic Radiation, Spherical Wavefront and
the Inverse Square Law, wave Attenuation and Absorption, Optical Properties of Radio Waves, Terrestrial
Propagation of Electromagnetic Waves, Skip Distance, Free-Space Path Loss, Microwave
Communications Systems, Satellite Communications Systems.


Unit V :
TELEPHONE INSTRUMENTS AND SIGNALS:
The Subscriber Loop, Standard Telephone Set, Basic Telephone Call Procedures, Call Progress Tones
and Signals, Cordless Telephones, Caller ID, Electronic Telephones, Paging systems.
THE TELEPHONE CIRCUIT:
The Local Subscriber Loop, Telephone Message- Channel Noise and Noise Weighting, Units of Powers
Measurement, Transmission Parameters and Private-Line Circuits, Voice-Frequency Circuit
Arrangements, Crosstalk.


Unit VI :
CELLULAR TELEPHONE SYSTEMS:
First- Generation Analog Cellular Telephone, Personal Communications system, Second-Generation
Cellular Telephone Systems, N-AMPS, Digital Cellular Telephone, Interim Standard, North American
Cellular and PCS Summary, Global system for Mobile Communications, Personal Communications
Satellite System.


Unit VII:
DATA COMMUNICATIONS CODES, ERROR CONTROL, AND DATA FORMATS:
Data Communications Character Codes, Bar Codes, Error Control, Error Detection, Error Correction,
Character Synchronization.
DATA COMMUNICATIONS EQUIPMENT:
Digital Service Unit and Channel Service Unit, Voice- Band Data Communication Modems, Bell Systems-
Compatible Voice- Band Modems, Voice- Band Modern Block Diagram, Voice- Band Modem
Classifications, Asynchronous Voice-Band Modems, Synchronous Voice-Band Modems, Modem
Synchronization, ITU-T Voice- Band Modem Specifications, 56K Modems, Modem Control: The AT
Command Set, Cable Modems, Probability of Error and Bit Error Rate.


Unit VIII:
DATA –LINK PROTOCOLS:
Data –Link Protocol Functions, Character –and Bit- Oriented Protocols, Data Transmission Modes,
Asynchronous Data – Link Protocols, Synchronous Data – Link Protocols, Synchronous Data – Link
Control, High – Level Data – Link Control.


TEXT BOOKS:
1. Introduction to Data Communications and Networking, Wayne Tomasi, Pearson Education.


Reference Books
1. Data Communications and Networking, Behrouz A Forouzan, Fourth Edition.TMH.
2. Computer Communications and Networking Technologies, Gallow,
Second Edition Thomson
3. Computer Networking and Internet, Fred Halsll, Lingana Gouda Kulkarni, Fifth Edition, Pearson
Education
Educational videos of Data Communication Systems Reviewed by creativeworld9 on 6:56 PM Rating: 5 Download/Source url : http://www.youtube.com/watch?feature=player_embedded&v=sG6WGvzmVa...

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