Anna university :: chennai 600 025

2. Planning 9

Nature & Purpose – Steps involved in Planning – Objectives – Setting Objectives – Process of Managing by Objectives – Strategies, Policies & Planning Premises- Forecasting – Decision-making.

3. Organising 9

Nature and Purpose – Formal and informal organization – Organization Chart – Structure and Process – Departmentation by difference strategies – Line and Staff authority – Benefits and Limitations – De-Centralization and Delegation of Authority – Staffing – Selection Process - Techniques – HRD – Managerial Effectiveness.

4. Directing 9

Scope – Human Factors – Creativity and Innovation – Harmonizing Objectives – Leadership – Types of Leadership Motivation – Hierarchy of needs – Motivation theories – Motivational Techniques – Job Enrichment – Communication – Process of Communication – Barriers and Breakdown – Effective Communication – Electronic media in Communication.

5. Controlling 9

System and process of Controlling – Requirements for effective control – The Budget as Control Technique – Information Technology in Controlling – Use of computers in handling the information – Productivity – Problems and Management – Control of Overall Performance – Direct and Preventive Control – Reporting – The Global Environment – Globalization and Liberalization – International Management and Global theory of Management.
TOTAL : 45

TEXT BOOKS

1. Harold Kooritz & Heinz Weihrich “Essentials of Management”, Tata McGraw-Hill,1998

2. Joseph L Massie “Essentials of Management”, Prentice Hall of India, (Pearson) Fourth Edition, 2003.

REFERENCES

1. Tripathy PC And Reddy PN, “ Principles of Management”, Tata McGraw-Hill, 1999.

2. Decenzo David, Robbin Stephen A, ”Personnel and Human Reasons Management”, Prentice Hall of India, 1996

3. JAF Stomer, Freeman R. E and Daniel R Gilbert Management, Pearson Education, Sixth Edition, 2004.

4. Fraidoon Mazda, “Engineering Management”, Addison Wesley,-2000.

EC1351 DIGITAL COMMUNICATION 3 1 0 100

AIM

To introduce the basic concepts of Digital Communication modulation to baseband, passband modulation and to give an exposure to error control coding and finally to discuss about the spread spectrum modulation schemes.

OBJECTIVES

• 
  To study pulse modulation and discuss the process of sampling, quantization and coding that are fundamental to the digital transmission of analog signals.
  
• 
  To learn baseband pulse transmission, which deals with the transmission of pulse-amplitude, modulated signals in their baseband form.
  
• 
  To learn error control coding which encompasses techniques for the encoding and decoding of digital data streams for their reliable transmission over noisy channels.
  

UNIT I PULSE MODULATION 9

Sampling process –PAM- other forms of pulse modulation –Bandwidth –Noise trade off –Quantization –PCM- Noise considerations in PCM Systems-TDM- Digital multiplexers-Virtues, Limitation and modification of PCM-Delta modulation –Linear prediction –differential pulse code modulation – Adaptive Delta Modulation.

UNIT II BASEBAND PULSE TRANSMISSION 9

Matched Filter- Error Rate due to noise –Intersymbol Interference- Nyquist’s criterion for Distortionless Base band Binary Transmission- Correlative level coding –Baseb and M-ary PAM transmission –Adaptive Equalization –Eye patterns

UNIT III PASSBAND DATA TRANSMISSION 9

Introduction – Pass band Transmission model- Generation, Detection, Signal space diagram, bit error probability and Power spectra of BPSK, QPSK, FSK and MSK schemes –Differential phase shift keying – Comparison of Digital modulation systems using a single carrier – Carrier and symbol synchronization.

UNIT IV ERROR CONTROL CODING 9

Discrete memoryless channels – Linear block codes - Cyclic codes - Convolutional codes – Maximum likelihood decoding of convolutional codes-Viterbi Algorithm, Trellis coded Modulation, Turbo codes.

UNIT V SPREAD SPECTRUM MODULATION 9

Pseudo- noise sequences –a notion of spread spectrum – Direct sequence spread spectrum with coherent binary phase shift keying – Signal space Dimensionality and processing gain –Probability of error – Frequency –hop spread spectrum –Maximum length and Gold codes.

TUTORIAL 15

TOTAL : 60
TEXT BOOKS

1. 
   Simon Haykins, “Communication Systems” John Wiley, 4^th Edition, 2001
   

REFERENCES

1. 
   Sam K.Shanmugam “Analog & Digital Communication” John Wiley.
   
2. 
   John G.Proakis, “Digital Communication” McGraw Hill 3^rd Edition, 1995
   
3. 
   Taub & Schilling , “Principles of Digital Communication “ Tata McGraw-Hill” 28^th reprint, 2003
   
4. 
   Bernard's
   

CS1302 COMPUTER NETWORKS 3 0 0 100

AIM

To introduce the concept, terminologies, and technologies used in modern data communication and computer networking.

OBJECTIVES

• 
  To introduce the students the functions of different layers.
  
• 
  To introduce IEEE standard employed in computer networking.
  
• 
  To make students to get familiarized with different protocols and network components.
  

UNIT I DATA COMMUNICATIONS 8

Components – Direction of Data flow – networks – Components and Categories – types of Connections – Topologies –Protocols and Standards – ISO / OSI model – Transmission Media – Coaxial Cable – Fiber Optics – Line Coding – Modems – RS232 Interfacing sequences.

UNIT II DAT LINK LAYER 12

Error – detection and correction – Parity – LRC – CRC – Hamming code – Flow Control and Error control: stop and wait – go back N ARQ – selective repeat ARQ- sliding window techniques – HDLC.

LAN: Ethernet IEEE 802.3, IEEE 802.4, and IEEE 802.5 – IEEE 802.11–FDDI, SONET – Bridges.
UNIT III NETWORK LAYER 10

Internetworks - Packet Switching and Datagram approach – IP addressing methods – Subnetting – Routing – Distance Vector Routing – Link State Routing – Routers.

UNIT IV TRANSPORT LAYER 8

Duties of transport layer – Multiplexing – Demultiplexing – Sockets – User Datagram Protocol (UDP) – Transmission Control Protocol (TCP) – Congestion Control – Quality of services (QOS) – Integrated Services.

UNIT V APPLICATION LAYER 7

Domain Name Space (DNS) – SMTP, FDP, HTTP, WWW – Security – Cryptography.

TOTAL : 45

TEXT BOOKS

1. 
   Behrouz A. Foruzan, “Data communication and Networking”, Tata McGraw-Hill, 2004.
   

REFERENCES

1. 
   James .F. Kurouse & W. Rouse, “Computer Networking: A Topdown Approach Featuring”, Pearson Education.
   
2. 
   Larry L.Peterson & Peter S. Davie, “COMPUTER NETWORKS”, Harcourt Asia Pvt. Ltd., Second Edition.
   
3. 
   Andrew S. Tannenbaum, “Computer Networks”, PHI, Fourth Edition, 2003.
   
4. 
   William Stallings, “Data and Computer Communication”, Sixth Edition, Pearson Education, 2000.
   

EC1352 ANTENNAS AND WAVE PROPAGATION 3 1 0 100

AIM

To enable the student to study the various types of antennas and wave propagation.

OBJECTIVES

• 
  To study radiation from a current element.
  
• 
  To study antenna arrays
  
• 
  To study aperture antennas
  
• 
  To learn special antennas such as frequency independent and broad band antennas.
  
• 
  To study radio wave propagation.
  

UNIT I RADIATION FIELDS OF WIRE ANTENNAS 9

Concept of vector potential. Modification for time varying, retarded case. Fields associated with Hertzian dipole. Power radiated and radiation resistance of current element. Radiation resistance of elementary dipole with linear current distribution. Radiation from half-wave dipole and quarter-wave monopole. Assumed current distribution for wire antennas. Use of capacity hat and loading coil for short antennas.

UNIT II ANTENNA FUNDAMENTALS AND ANTENNA ARRAYS 9

Definitions: Radiation intensity. Directive gain. Directivity. Power gain. Beam Width. Band Width. Gain and radiation resistance of current element. Half-wave dipole and folded dipole. Reciprocity principle. Effective length and Effective area. Relation between gain effective length and radiation resistance.

Loop Antennas: Radiation from small loop and its radiation resistance. Radiation from a loop with circumference equal to a wavelength and resultant circular polarization on axis.

Helical antenna. Normal mode and axial mode operation.

Antenna Arrays: Expression for electric field from two and three element arrays. Uniform linear array. Method of pattern multiplication. Binomial array. Use of method of images for antennas above ground.

UNIT III TRAVELLING WAVE (WIDEBAND) ANTENNAS 9

Radiation from a traveling wave on a wire. Analysis of Rhombic antenna. Design of Rhombic antennas.

Coupled Antennas: Self and mutual impedance of antennas. Two and three element Yagi antennas. Log periodic antenna. Reason for feeding from end with shorter dipoles and need for transposing the lines. Effects of decreasing α.

UNIT IV APERTURE AND LENS ANTENNAS. 9

Radiation from an elemental area of a plane wave (Huygen’s Source). Radiation from the open end of a coaxial line. Radiation from a rectangular aperture treated as an array of Huygen’s sources. Equivalence of fields of a slot and complementary dipole. Relation between dipole and slot impedances. Method of feeding slot antennas. Thin slot in an infinite cylinder. Field on the axis of an E-Plane sectoral horn. Radiation from circular aperture. Beam Width and Effective area.

Reflector type of antennas (dish antennas). Dielectric lens and metal plane lens antennas. Lumeberg lens. Spherical waves and Biconical antenna.

UNIT V PROPAGATION 9

The three basic types of propagation; ground wave, space wave and sky wave propagation.

Sky wave propagation: Structure of the ionosphere. Effective dielectric constant of ionized region. Mechanism of refraction. Refractive index. Critical frequency. Skip distance. Effect of earth’s magnetic field. Energy loss in the ionosphere due to collisions. Maximum usable frequency. Fading and Diversity reception.

Space wave propagation: Reflection from ground for vertically and horizontally polarized waves. Reflection characteristics of earth. Resultant of direct and reflected ray at the receiver. Duct propagation.

Ground wave propagation: Attenuation characteristics for ground wave propagation. Calculation of field strength at a distance.

TUTORIAL 15

TOTAL : 60

TEXTBOOK

1. 
   E.C.Jordan and Balmain, "Electro Magnetic Waves and Radiating Systems", PHI, 1968, Reprint 2003.
   

REFERENCES

1. 
   John D.Kraus and Ronalatory Marhefka, "Antennas", Tata McGraw-Hill Book Company, 2002.
   
2. 
   R.E.Collins, 'Antennas and Radio Propagation ", McGraw-Hill, 1987.
   
3. 
   Ballany , "Antenna Theory " , John Wiley & Sons, second edition , 2003.