Analog and Digital Communication
- Lecture Notes, Study Materials and Important questions answers

Subject : Analog and Digital Communication

ANALOG COMMUNICATION

1. Noise - Analog Communication - Answer (click here)
2. External Noise, Internal Noise - Answer (click here)
3. Introduction to Communication System - Answer (click here)
4. Modulation, Types, Need for Modulation - Answer (click here)
5. Theory of Amplitude Modulation - Answer (click here)
6. Frequency Spectrum and Bandwidth Requirement of Angle Modulated Wave - Answer (click here)
7. The Concept of Angle Modulation and Its Waveform, Frequency and Phase Modulation - Answer (click here)
8. Important Short Questions and Answers: Analog Communication - Answer (click here)

DIGITAL COMMUNICATION

1. Introduction to Digital Communication - Answer (click here)
2. Frequency Shift Keying (FSK), Minimum Shift Keying (MSK) - Answer (click here)
3. Amplitude Shift Keying (ASK), Phase Shift Keying (PSK) - Answer (click here)
4. Concept of Binary Phase Shift Keying to BPSK, 8 PSK, 16 PSK - Answer (click here)
5. Quadrature Amplitude modulation (QAM) - Answer (click here)
6. Quadrature Phase Shift Keying (QPSK) Techniques and its Block Diagram - Answer (click here)
7. Important Short Questions and Answers: Digital Communication - Answer (click here)

DATA AND PULSE COMMUNICATION

1. History of Data Communication, Standards Organizations for Data Communication - Answer (click here)
2. Data Communication Circuits, Data Communication Codes - Answer (click here)
3. Error Detection and Correction Techniques - Answer (click here)
4. Pulse Communication - Answer (click here)
5. Important Short Questions and Answers: Data and Pulse Communication - Answer (click here)

SOURCE AND ERROR CONTROL CODING

1. Entropy, Source Encoding Theorem - Answer (click here)
2. Techniques used for compression of information - Answer (click here)
3. Huffmann Coding Techniques - Answer (click here)
4. Mutual Information - Answer (click here)
5. Entropy - Answer (click here)
6. Channel Capacity theorem - Answer (click here)
7. Cyclic codes, Error Control Coding - Answer (click here)
8. Linear Block Codes - Answer (click here)
9. Viterbi Algorithm - Answer (click here)
10. Convolutional Codes - Answer (click here)
11. Important Short Questions and Answers: Source and Error Control Coding - Answer (click here)

MULTI

1. Multi-User Radio Communication - Answer (click here)
2. Advanced Mobile Phone Services (AMPS) - Answer (click here)
3. Cellular Concept and Frequency Reuse, Channel Assignment and Handoffs - Answer (click here)
4. Global System for Mobile Communications (GSM) Code division multiple access (CDMA) - Answer (click here)
5. Satellite Communication - Answer (click here)
6. Important Short Questions and Answers: Multi-User Radio Communication - Answer (click here)