Official Bihar Engineering University examination question papers, marks distribution, and questions transcript. Available exam sessions: 2024, 2023.
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Official BEU curriculum units & topics for this examination subject.
Unit 1.0: Introduction To The Communication System
Block Diagram Of Communication System • Comparative Study Of Analog And Digital Communication
Unit 2.0: Modulation And Demodulation
Modulation (Upward Frequency Translation) And Demodulation (Downward Frequency Translation) • The Need For Modulation • Broad Classification Of Modulation [Linear (Amplitude-AM) And Exponential (Frequency-FM And Phase-PM)]
Unit 3.0: Generation And Demodulation Of DSB And SSB
Generation Of Double Side Band (DSB) With Carrier • Double Side Band With Suppressed Carrier (DSB-SC) • Single Side Band With Suppressed Carrier • Demodulation Of Double Side Band With Carrier -Incoherent Detector Or Envelope Detector • Peak Diode Detector • Coherent Or Synchronous Detection Of DSBSC And Single Side Band With Suppressed Carrier
Unit 4.0: Superhetrodyne Receivers
Characteristics • Intermediate Frequency And Its Advantages • Image Rejection Of The Receiver
Unit 5.0: FM Signal Generation And Demodulation
Generation Of FM Signals (Direct And Indirect Methods) • Demodulation