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Sub Code & Name: EC2401 WIRELESS COMMUNICATION
Unit : I Branch : EC Semester: VIIUNIT ISERVICES AND TECHNICAL CHALLENGES 9
Syllabus:
Types of Services, Requirements for the services, Multipath propagation, Spectrum Limitations, Noise and Interference limited systems, Principles of Cellular networks, Multiple Access Schemes.
Session No. / Topics to be covered / Time / Ref / Teaching MethodIntroduction to Wireless Communications-How it all Started / 50m / 1,2,5 / BB
Types of Services-Broadcast, Paging, Cellular Telephony, Trunking Radio, WLAN & PAN, Fixed Wireless Access and Satellite Cellular Communications / 50m / 1,2,3 / BB
Requirements for the services-Data Rate, Range and Number of Users, Mobility, Energy Consumption, Use of Spectrum, Service Quality / 50m / 1,2 / BB
Multipath propagation-Fading / 50m / 1,2,3 / BB
Multipath propagation- Inter Symbol Interference / 50m / 1,2,3 / BB
Spectrum Limitations-Assigned Frequencies, Frequency Reuse-Regulated Spectrum and Unregulated Spectrum / 50m / 1,2,4 / BB
Noise limited systems-Link Budget / 50m / 1,2 / BB
Interference Limited Systems / 50m / 1,2 / BB
Principles of Cellular networks-Cells, Antennas & Hand Over Scenario / 50m / 1,2,3 / BB
Multiple Access Schemes-FDMA, TDMA and CDMA / 50m / 1,2,3 / BB
CAT-I / 50m / - / -
Objective: To study about different types of Wireless Services and frequency reuse.
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Sub Code & Name: EC2401 WIRELESS COMMUNICATION
Unit : II Branch : EC Semester: VIIUNIT II WIRELESS PROPAGATION CHANNELS 9
Propagation Mechanisms (Qualitative treatment), Propagation effects with mobile radio, Channel Classification, Link calculations, Narrowband and Wideband models.
Session No. / Topics to be covered / Time / Ref / Teaching Method11 / Propagation Mechanisms-Free Space Propagation, / 50m / 1,3,4 / BB
12 / Terrestrial Propagation: Physical Models
13 / Terrestrial Propagation: Statistical Models / 50m / 1,3,4 / BB
14 / Terrestrial Propagation: Indoor Propagation
15 / Propagation effects with mobile radio-Rayleigh Fading, Rician Fading, Doppler & Fast Fading / 50m / 1,2 / BB
16 / Channel Classification-Time Selective, Frequency Selective, General, WSSUS, Stationary and Non-Stationary Channels / 50m / 1,2 / BB
17 / Link calculations-Free Space Link Budget / 50m / 1,2 / BB
18 / Terrestrial Link Budget / 50m / 1,2,3 / BB
19 / Okumura-Hata Empirical Model & WLAN Networks / 50m / 1,2 / BB
20 / Impulse Radio and Ultra Wideband models / 50m / 1,2 / BB
CAT – II / 50m / - / -
Objective: To learn propagation of em waves, type of channels and impact of channel over propagation.
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Sub Code & Name: EC2401 WIRELESS COMMUNICATION
Unit : III Branch : EC Semester: VIIUNIT III WIRELESS TRANSCEIVERS 9
Structure of a wireless communication link, Modulation and demodulation – Quadrature Phase Shift Keying, π/4-Differential Quadrature Phase Shift Keying, Offset-Quadrature Phase Shift Keying, Binary Frequency Shift Keying, Minimum Shift Keying, Gaussian Minimum Shift Keying, Power spectrum and Error performance in fading channels.
Objective: To study about different digital modulation techniques used in wireless communication.
Session No. / Topics to be covered / Time / Ref / Teaching Method21 / Structure of a wireless communication link-Transceiver Block Structure, Simplified Models / 50m / 1,2 / BB
22 / Modulation & Demodulation – Quadrature Phase Shift Keying / 50m / 1,2,3,4 / BB
23 / Modulation & Demodulation - π/4-Differential Quadrature Phase Shift Keying / 50m / 1,2,3,4 / BB
24 / Modulation & Demodulation - Offset-Quadrature Phase Shift Keying Modulation / 50m / 1,2,3,4 / BB
25 / Modulation & Demodulation - Binary Frequency Shift Keying / 50m / 1,2,3,4 / BB
26 / Modulation & Demodulation – Minimum Shift Keying / 50m / 1,2,3 / BB
27 / Modulation & Demodulation - Gaussian Minimum Shift
Keying / 50m / 1,2,3,4 / BB
28 / Error Probability in Additive White Gaussian Noise Channels / 50m / 1,2,3 / BB
29 / Error Probability in Flat Fading Channels / 50m / 1,2,3 / BB
30 / Error Probability in Delay and Frequency Dispersive Fading Channels / 50m / 1,2,3 / BB
CAT-III / 50m / - / -
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Sub Code & Name: EC2401 WIRELESS COMMUNICATION
Unit : IV Branch : EC Semester: VIIUNIT IV SIGNAL PROCESSING IN WIRELESS SYSTEMS 9
Principle of Diversity, Macrodiversity, Microdiversity, Signal Combining Techniques, Transmit diversity, Equalisers- Linear and Decision Feedback equalisers, Review of Channel coding and Speech coding techniques.
Objective: To learn error control coding techniques.
Session No. / Topics to be covered / Time / Ref / Teaching Method31 / Principle of Diversity, Definition of Correlation Coefficient / 50m / 1,3,5 / BB
32 / Macro Diversity and Simulcast / 50m / 1,3,5 / BB
33 / Micro Diversity
34 / Signal Combining Techniques-Selection Diversity / 50m / 1,3,5 / BB
35 / Signal Combining Techniques-Switched Diversity and Combing Diversity / 50m / 1,3,5 / BB
36 / Transmit diversity / 50m / 1,3,5 / BB
37 / Linear Feedback Equalizers-Zero Forcing, The MSE Criterion / 50m / 1,3,5 / BB
38 / Decision Feedback Equalizers-MMSE and Zero Forcing / 50m / 1,3,5 / BB
39 / Review of Channel Coding / 50m / 1,3,5 / BB
40 / Review of Speech coding techniques / 50m / 1,3,5 / BB
CAT IV / 50m / - / -
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Unit : V Branch : EC Semester: VIIUNIT V ADVANCED TRANSCEIVER SCHEMES 9
Spread Spectrum Systems- Cellular Code Division Multiple Access Systems- Principle, Power control, Effects of multipath propagation on Code Division Multiple Access, Orthogonal Frequency Division Multiplexing – Principle, Cyclic Prefix, Transceiver implementation, Second Generation(GSM, IS–95) and Third Generation Wireless Networks and Standards
Objective: To studyspread spectrum techniques
Session No. / Topics to be covered / Time / Ref / Teaching Method41 / Introduction to Spread spectrum, Pseudo – Noise sequences / 50m / 1,2,3,4 / BB
42 / A notion of spread spectrum / 50m / 1,2,3,4 / BB
43 / Cellular Code Division Multiple Access System- Principle, Power control / 50m / 1,2,4 / BB
44 / Effects of multipath propagation on Code Division Multiple Access / 50m / 1,2 / BB
45 / Orthogonal Frequency Division Multiplexing - Principle, Cyclic Prefix / 50m / 1,5 / BB
46 / Orthogonal Frequency Division Multiplexing - Transceiver implementation / 50m / 1,5 / BB
47 / Second Generation(GSM) / 50m / 1,2,3,4 / BB
48 / Second Generation(IS–95) / 50m / 1,2,3,4 / BB
49 / Third Generation Wireless Networks and Standards / 50m / 1,2,3,4 / BB
50 / Third Generation Wireless Standards / 50m / 1,2,3,4 / BB
CAT V / 50m / - / -
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Sub Code & Name: EC2401 WIRELESS COMMUNICATION
Branch : EC Semester: VIICourse Delivery Plan:
Week / 1 / 2 / 3 / 4 / 5 / 6 / 7 / 8 / 9 / 10 / 11 / 12 / 13I II / I II / I II / I II / I II / I II / I II / I II / I II / I II / I II / I II / I
Units / 1 / 1 / 1 / 1 / 1 / 2 / 2 / 2 / 2 / 2 / 3 / 3 / 3 / 3 / 3 / 4 / 4 / 4 / 4 / 4 / 5 / 5 / 5 / 5 / 5
CAT I CAT II CAT III CAT IV CAT V
TEXT BOOK
- Simon Haykins, “Communication systems” John Wiley, 4th Edition, 2001.
REFERENCES
- Sam K. Shanmugam “ Analog & Digital Communication” John Wiley.
- John G. Proakis, “ Digital Communication” McGraw Hill 3rd Edition, 1995.
- Taub & Schilling, “Principles of Digital Communication” Tata McGraw-Hill” 28th reprint, 2003.
- Bernard Sklar, “Digital Communications: Fundamentals and Applications”, Pearson Edn., 2nd Edition, 2001.
Prepared by / Approved by
Signature
Name / T.J.JeyaprabhaS.Senthil Rajan / Prof.EG.Govindan
Designation / Assistant Professor / EC / Vice Principal & HOD-EC
Date / 07-07-2011 / 07-07-2011