Assignment : 1
6 Semester – February 2014
- Draw and explain basic block diagram of digital communication system.
- What is the importance of Source coding in Communication system?
- What is the importance of channel coding in Communication system?
- Search out the different frequency used by different cellular service provider for mobile communication.
- What are the two major resources in Communication system and explain in details?
- State and explain important parameter for following blocks in communication system.
(1) Source coder
(2) Channel coder
- Which particular communication use wire and wireless media for transmission of modulated wave?
- What are the modulation techniques is used for communication techniques?
- Draw comparative diagram for ASK, FSK and BPSK signal along with digital signal.
- Explain how parity check coder is used at channel coder.
- What is difference between analog modulation techniques to digital modulation techniques.
(e.g. Why we say FSK compared to FM)