Download PTU M.Tech. ECE 3rd Semester 74635 MILLIMETER WAVE COMMUNICATION AND TECHNOLOGY Question Paper

Download PTU. I.K. Gujral Punjab Technical University (IKGPTU) M.Tech. ECE 3rd Semester 74635 MILLIMETER WAVE COMMUNICATION AND TECHNOLOGY Question Paper.

1 | M-74635 (S9)-459

Roll No. Total No. of Pages : 01
Total No. of Questions : 08
M.Tech (ECE) (Wireless Communication) (Sem.?3)
MILLIMETER WAVE COMMUNICATION AND TECHNOLOGY
Subject Code : ECE-301
M.Code : 74635
Time : 3 Hrs. Max. Marks : 60

INSTRUCTIONS TO CANDIDATES :
1. Attempt any FIVE questions out of EIGHT question.
2. Each question carries TWELVE marks.

Ql. a) Demonstrate the main challenges in utilizing a 60 GHz channel. 06
b) Describe the millimeter wave characteristics. 06
Q2. Distinguish millimeter Wave, UWB Radio, and optical wireless for Gigabit Wireless
Communications. 12
Q3. a) Why millimeter wave receiver preferred without local oscillator? 06
b) Describe On/off keying modulation scheme with block diagram. 06
Q4. Discuss the necessary parameters that should be used to compute the millimeter wave link
margin. 12
Q5. a) Discuss in detail about the need for beam steering and beam forming. 06
b) Explain system model for phase array antennas in detail. 06
Q6. Discuss acquisition and tracking algorithm for beam steering in detail. 12
Q7. a) What do you mean by frame structure? Also discuss the role of frame structure to
enable beam steering. 06
b) Explain the significance of adaptive frame structure to reduce the CSF overhead. 06
Q8. a) Discuss the spatial diversity for millimeter wave system in detail. 06
b) Explain the diversity dimensions that are available for antenna arrays. 06

NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any
page of Answer Sheet will lead to UMC against the Student.
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