VTU Previous Question Papers BE EC 8th Semester
Wireless Communication June 2010
Note: Answer any FIVE full questions, selecting at least TWO questions from each part.
|1||a.||Determine the frequency reuse distance for a cell radius of 2 kilometers and a cluster size of 4.|
|b.||Explain the need of supervisory audio tones and signaling tone for the AMPS system.|
|c.||Mention the differences between 1 G and 2 G cellular systems.|
|d.||List out the characteristics of 3 G cellular system.|
|2||a.||With a neat block diagram, explain the functions performed by various blocks of a|
|b.||Write the format and purpose of various cellular components identifications.|
|3||a.||With neat diagrams, explain various bursts used in GSM.|
|b.||Describe the process of power control used by cellular systems and mention its advantages.|
|4||a.||With a neat sketch, explain GSM signaling model.|
|b.||Explain the basic functions performed by location management.|
|5||a.||Explain the Inter – BSC handover in GSM.|
|b.||With a neat block diagram, explain the generation of CDMA reverse access channel.|
|6||a.||Explain the radio-resource connection establishment process during call setup||in GSM.|
|b.||Describe the soft handoffs process in CDMA.|
|7||a.||Illustrate the channel encoding and interleaving in GSM for voice traffic.|
|b.||Describe Bluetooth wireless PAN Adhoc network topologies.|
8 a. Describe the differences between wireless LAN and wireless PAN technologies.
b. Explain with a block diagram, the function of Rake receiver.