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Advanced Communication System

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958
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With suitable. Sketch and waveforms, explain the working of IMPATT diode.
advanced communication system updated 17 months ago by sagarkolekar ★ 11k
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37k
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Frequency Reuse and cluster formation
advanced communication system updated 2.1 years ago by pedsangini276 • 4.7k
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14k
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Co channel Interference
advanced communication system updated 2.1 years ago by pedsangini276 • 4.7k
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965
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Draw labelled sketch of TWT. Give two applications.
advanced communication system updated 2.2 years ago by sourav108555 • 550
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934
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1
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What is doppler effect. How doppler effect is used to calculate the relative velocity
advanced communication system updated 2.2 years ago by sourav108555 • 550
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530
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Draw the frequency for optical communication with band name and its range.
advanced communication system updated 2.3 years ago by Sharad • 110
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1.1k
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Define the following with respect to optical fiber communication : (i) Critical angle (ii) Snells law with suitable diagrams.
advanced communication system updated 2.3 years ago by Sharad • 110
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3.1k
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Draw and explain the block diagram of transponder/communication channel subsystem.
advanced communication system updated 2.3 years ago by Sharad • 110
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501
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1
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Describe the term microcell zone concept for capacity improvement.
advanced communication system updated 2.3 years ago by Sharad • 110
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680
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Draw the construction of PIN diode. Describe working principle.
advanced communication system updated 2.3 years ago by Sharad • 110
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703
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Sketch the construction of Tunnel diode and write its operation.
advanced communication system updated 2.3 years ago by Sharad • 110
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627
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With neat diagram describe propagation of microwave through rectangular waveguide. In which condition it becomes dominant mode ?
advanced communication system updated 2.3 years ago by sagarkolekar ★ 11k
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706
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Define the terms w.r.t. waveguide (1) Cutoff frequency (2) Group velocity
advanced communication system updated 2.3 years ago by sagarkolekar ★ 11k
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1.1k
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1
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Draw the neat sketch of hybrid junction, illustrate its properties.
advanced communication system updated 2.3 years ago by sagarkolekar ★ 11k
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549
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Define the terms w.r.t. waveguide : (i) Cut-off frequency (ii) Phase velocity (iii) Group velocity (iv) Guided wavelength of waveguide
advanced communication system updated 2.3 years ago by Sharad • 110
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481
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List and explain the properties of splicing.
advanced communication system updated 2.3 years ago by Sharad • 110
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643
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Describe the antenna subsystem of satellite.
advanced communication system updated 2.3 years ago by Sharad • 110
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550
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Draw the construction of avalanche photodiode. State its working principle.
advanced communication system updated 2.3 years ago by Sharad • 110
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2.1k
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1
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Explain A-scope Display Method with diagram, used in Radar System.
advanced communication system updated 2.3 years ago by Sharad • 110
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552
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List uplink and downlink frequency for different bands used in satellite communication.
advanced communication system updated 2.3 years ago by Sharad • 110
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2.0k
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Describe the function of telemetry and tracking in satellite communication system.
advanced communication system updated 2.3 years ago by Sharad • 110
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1.5k
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1
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Draw and explain cellular transmitter.
advanced communication system updated 2.4 years ago by teamques10 ★ 64k
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14k
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Explain GSM radio subsystem and list any four GSM air interface specifications.
advanced communication system updated 2.4 years ago by teamques10 ★ 64k
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3.3k
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Describe the concept of frequency reuse used in cellular systems. Also calculate the capacity for clusture size of 7 in cellular system which has 504 radio channels available for handling traffic.
advanced communication system updated 2.4 years ago by teamques10 ★ 64k
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1
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9.9k
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Define the term adjacent channel interference. State methods to reduce it?
advanced communication system updated 2.4 years ago by teamques10 ★ 64k
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