NIT Srinagar Syllabus CSE 5th Sem
Data and Signals:
Data, Signals, Types of Signals, Bandwidth, spectrum, Digitization of analog signals, sampling, Nyquist sampling theorem, quantization, quantization noise, Pulse code modulation
Digital modulation Techniques:
ASK, FSK, PSK, DPSK, M-ary PSK, QAM. Signal constellation.
Line coding techniques:
NRZ, RZ, Biphase, Manchester coding, AMI, HDBn
Guided and un-guided media, twisted wire pair, co-axial cable, optical fibre, microwave links, satellite microwave link, their characteristic features and applications for data transmission.
simplex, half duplex and full duplex, Asynchronous and synchronous data transmission. Carrier, bit and frame synchronization techniques, Phase lock loop.
Frequency Division Multiplexing, Time Division Multiplexing, Wavelength division Multiplexing and Code Division Multiplexing. Spread Spectrum.
Errors in data communication:
Types of errors, error detection and correction techniques, forward error correction, polynomial error detection scheme, computation of CRC. Hardware.
Data communication network:
Basic concept of network, Advantages and applications, Types of networks (LAN, MAN and WAN), Different network topologies like star, ring, hybrid, tree.
- William Stallings: Data & Computer Communications, 7th Ed, PHI
- Andrew Tanenbaum, “Computer Networks” PHI
- Sklar, “Digital Communications fundamentals & Applications” 2nd Ed Pearson Pub.
- Keizer, “ Local Area Networks” McGraw Hill