Wireless Communication
Subject Code: 3171608 | B.E. 7th Semester (Core Course)
Institute: Gujarat Technological University (GTU)
📌 Course Overview & Scheme
Prerequisite: Analog & Digital Communication
| Teaching Scheme (Hours/Week) | Credits | Theory Exam Marks | Practical Exam Marks | Total Marks |
|---|---|---|---|---|
| L: 3 | T: 0 | P: 2 | 4 Credits | 100 (70 ESE + 30 PA) | 50 (30 Viva + 20 PA) | 150 |
📊 Lecture Slides & Study Materials (PPTs)
Click the links below to download or view the unit presentation slides:
- Unit 1: Introduction to Wireless Communication System Download PPT [Link]
- Unit 2: The Cellular Concept - System Design Fundamentals Download PPT [Link]
- Unit 3: Mobile Radio Propagation Model, Small Scale Fading & Diversity Download PPT [Link]
- Unit 4: Multiple Access Techniques (TDMA, CDMA, FDMA, OFDM) Download PPT [Link]
- Unit 5: Wireless Systems (GSM, CDMA, GPRS) Download PPT [Link]
- Unit 6: Recent Trends (Wi-Fi, WiMAX, ZigBee, SDR) Download PPT [Link]
🎯 Course Outcomes (COs)
- CO-1 (25% Weightage): Understand the basics of wireless communication and propagation of radio signals.
- CO-2 (20% Weightage): Understand the basic concepts of cellular system and design requirements.
- CO-3 (20% Weightage): Design mobile radio propagation model.
- CO-4 (10% Weightage): Differentiate multiple access techniques.
- CO-5 (25% Weightage): Compare various wireless communication systems and networks.
📚 Syllabus Units & Teaching Hours
| Unit | Topic Summary | Hours |
|---|---|---|
| 1 | Intro to Wireless Systems: Evolution (1G to 3G), Types, WLL, WLAN, Bluetooth, PANs. | 3 Hrs |
| 2 | Cellular Concept: Frequency reuse, Channel assignment, S/I calculation, Handoffs, Cell splitting & Sectorization. | 10 Hrs |
| 3 | Mobile Radio Propagation: Free space loss, 2-Ray model, Diffraction, Fading channels, Link budget design. | 6 Hrs |
| 4 | Multiple Access Techniques: TDMA, CDMA, FDMA, OFDM, CSMA Protocols comparison. | 7 Hrs |
| 5 | Wireless Systems: GSM architecture & protocols, IS-95 CDMA air interface, GPRS setup. | 10 Hrs |
| 6 | Recent Trends: Wi-Fi, WiMAX, ZigBee, Software Defined Radio (SDR), Wireless security. | 9 Hrs |
🧪 Practical & Lab Work
Lab Tools Used: MATLAB / SCILAB, GSM & CDMA Trainer Kits, SDR, and Virtual Labs.
- Simulations: Free space propagation, Ground reflection, Knife-edge diffraction, Small-scale fading.
- GSM/CDMA Kits: GMSK modulation, BER measurement, GSM AT Commands, RAKE receiver performance.
- Design Projects: Modulation scheme design (QAM, 8PSK), Discrete Multi-tone modem, local GSM broadcast reception.
📖 Reference Books
- Wireless Communication — Theodore S. Rappaport (Prentice Hall)
- Wireless Communications and Networking — Vijay Garg (Elsevier)
- Wireless Digital Communication — Kamilo Feher (PHI)
- Mobile Communications Engineering — William C. Y. Lee (McGraw Hill)
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