PART-B
1. Explain in detail the evolution of wireless communication? (8 Marks)
Explanation of different standards in different years
Mobile radio system standards
2. Write short notes on different trends in cellular radio & personal
communication.(8Marks)
Explanation of different trends in cellular radio
Explanation of different trends in personal communication
3. Write short notes on frequency reuse & channel assignment . (16 Marks)
Concept of frequency reuse
Fixed channel assignment
Dynamic channel assignment
4. Explain the different hand off strategies used in wireless communication (8 Marks)
Concept of Handoff
Different types of handoff
5. Explain in detail the different techniques used to improve coverage &capacity of cellular
system .(16 Marks)
Explanation of cell splitting
Explanation of sectoring
Explanation of micro zone coverage
6.Explain the free space propagation model ?(8 Marks)
Free space model & equation
Path loss model explanation
7.What is reflection?. Explain in detail the reflection from dielectric and conductors. (16
Marks)
Explanation of reflection & reflection coefficient from dielectric.
Explanation of reflection from conductors.
8. Write short notes on diffraction and scattering . (16 Marks)
Explanation of diffraction & fresnel zone geometry
Explanation of scattering.
9.Explain in detail the indoor & outdoor propagation model . (16 Marks)
Outdoor propagation model – longley rice model ,durkin model
explanation
PART-B
1. Explain in detail the evolution of wireless communication? (8 Marks)
Explanation of different standards in different years
Mobile radio system standards
2. Write short notes on different trends in cellular radio & personal
communication.(8Marks)
Explanation of different trends in cellular radio
Explanation of different trends in personal communication
3. Write short notes on frequency reuse & channel assignment . (16 Marks)
Concept of frequency reuse
Fixed channel assignment
Dynamic channel assignment
4. Explain the different hand off strategies used in wireless communication (8 Marks)
Concept of Handoff
Different types of handoff
5. Explain in detail the different techniques used to improve coverage &capacity of cellular
system .(16 Marks)
Explanation of cell splitting
Explanation of sectoring
Explanation of micro zone coverage
6.Explain the free space propagation model ?(8 Marks)
Free space model & equation
Path loss model explanation
7.What is reflection?. Explain in detail the reflection from dielectric and conductors. (16
Marks)
Explanation of reflection & reflection coefficient from dielectric.
Explanation of reflection from conductors.
8. Write short notes on diffraction and scattering . (16 Marks)
Explanation of diffraction & fresnel zone geometry
Explanation of scattering.
9.Explain in detail the indoor & outdoor propagation model . (16 Marks)
Outdoor propagation model – longley rice model ,durkin model
explanation
Indoor model – partition loss ,log distance path loss model.
10.Explain in detail the small scale multipath propagation and its different
measurements. (16 Marks)
Explanation of small scale multipath propagation
Measurements –spread spectrum sliding channel sounding, frequency
domain channel sounding.
11.Write short notes on small scale fading. (8 Marks)
Explanation of small scale fading
Flat fading, frequency selective fading types
12.Explain in detail the generation & detection of MSK technique? (16 Marks)
Principle of MSK
MSK transmitter block diagram &explanation
MSK receiver block diagram &explanation
13. Explain in detail the generation & detection of GMSK modulation? (16 Marks)
Principle of GMSK
GMSK transmitter block diagram &explanation
GMSK receiver block diagram &explanation
14.Write short notes on M-ary QAM & M-ary FSK. (16 Marks)
Principle & generation of M-ary QAM
Principle & generation of M-ary FSK
15. Explain the performance of digital modulation in slow flat fading channel.(16 Marks)
Explanation & comparison of digital modulation
Performance results for ASK,FSK,QPSK,MSK
16.Explain the working principle of RAKE Receiver ? (8 Marks)
Block diagram of RAKE receiver
Working principle
17.Explain the working principle of Linear predictive coder (16 Marks)
Block diagram of Linear predictive coder
Working principle
Advantages
18.Explain the working principle of GSM codec with neat block diagram. (16 Marks)
Block diagram of GSM codec
Working principle
Advantages
19.Explain in detail the TDMA & FDMA multiple access techniques. (16 Marks)
TDMA working principle &advantages
FDMA working principle &advantages
20. Explain in detail the CDMA multiple access technique. (16 Marks)
CDMA working principle
Advantages & comparison with other techniques.
21. Compare the performance of TDMA ,FDMA, CDMA ,SDMA techniques .
(8 Marks)
Principles of TDMA ,FDMA, CDMA ,SDMA
Comparison of above techniques.
22.Explain in detail the 1G,2G,3G generation systems & their standards .(16 marks)
Explanation of generation models of 1G,2G,3G
Explanation of their standards
23. Explain about AMPS with neat diagram. (16 marks)
Structure of AMPS
Explanation of AMPS
24. Explain forward & reverse channel parameters of IS-95 CDMA. (16 marks)
Explanation of IS-95 system
Different forward channels and details
Different reverse channels and details
25. Draw the functional block diagram DECT system and explain its working principle
(16 marks)
Structure of DECT system
Working principle –explanation
26. Write short notes on WLL. (8 marks)
WLL working principle
Explanation, advantages
Applications
Indoor model – partition loss ,log distance path loss model.10.Explain in detail the small scale multipath propagation and its different
measurements. (16 Marks)
Explanation of small scale multipath propagation
Measurements –spread spectrum sliding channel sounding, frequency
domain channel sounding.
11.Write short notes on small scale fading. (8 Marks)
Explanation of small scale fading
Flat fading, frequency selective fading types
12.Explain in detail the generation & detection of MSK technique? (16 Marks)
Principle of MSK
MSK transmitter block diagram &explanation
MSK receiver block diagram &explanation
13. Explain in detail the generation & detection of GMSK modulation? (16 Marks)
Principle of GMSK
GMSK transmitter block diagram &explanation
GMSK receiver block diagram &explanation
14.Write short notes on M-ary QAM & M-ary FSK. (16 Marks)
Principle & generation of M-ary QAM
Principle & generation of M-ary FSK
15. Explain the performance of digital modulation in slow flat fading channel.(16 Marks)
Explanation & comparison of digital modulation
Performance results for ASK,FSK,QPSK,MSK
16.Explain the working principle of RAKE Receiver ? (8 Marks)
Block diagram of RAKE receiver
Working principle
17.Explain the working principle of Linear predictive coder (16 Marks)
Block diagram of Linear predictive coder
Working principle
Advantages
18.Explain the working principle of GSM codec with neat block diagram. (16 Marks)
Block diagram of GSM codec
Working principle
Advantages
19.Explain in detail the TDMA & FDMA multiple access techniques. (16 Marks)
TDMA working principle &advantages
FDMA working principle &advantages
20. Explain in detail the CDMA multiple access technique. (16 Marks)
CDMA working principle
Advantages & comparison with other techniques.
21. Compare the performance of TDMA ,FDMA, CDMA ,SDMA techniques .
(8 Marks)
Principles of TDMA ,FDMA, CDMA ,SDMA
Comparison of above techniques.
22.Explain in detail the 1G,2G,3G generation systems & their standards .(16 marks)
Explanation of generation models of 1G,2G,3G
Explanation of their standards
23. Explain about AMPS with neat diagram. (16 marks)
Structure of AMPS
Explanation of AMPS
24. Explain forward & reverse channel parameters of IS-95 CDMA. (16 marks)
Explanation of IS-95 system
Different forward channels and details
Different reverse channels and details
25. Draw the functional block diagram DECT system and explain its working principle
(16 marks)
Structure of DECT system
Working principle –explanation
26. Write short notes on WLL. (8 marks)
WLL working principle
Explanation, advantages
Applications
This is very useful
ReplyDeleteNow what type of project going on wireless communication?
ReplyDelete