Second Edition. An introductory course on analog and digital communications is fundamental to the under- the book, a detailed Solutions Manual for all the problems, those within the text and those included. References Books:. Lathi Apart from this, Communication Systems by Simon Haykin is also a good The solution manual is also available online.

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Illustration of these instructions with example programs. Introduction to to Pentium processors. Ray and K. Liu and A. Gibson, 2nd edition, PHI Brey Course outcomes : 1. Write programs to run on microprocessor based systems. Design system using memory chips and peripheral chips for 16 bit microprocessor.

Interface various peripherals to Write modular programs using procedures and macros. Write programs interleaved with instructions. Understand the features of high speed buses and higher bit processors. Block diagrams and signal flow graphs: Transfer functions, Block diagram algebra and Signal Flow graphs.

Time response specifications, Time response specifications of second order systems, steady state errors and error constants. Module-3 Stability analysis: Concepts of stability, Necessary conditions for Stability, Routh stability criterion, Relative stability analysis: more on the Routh stability criterion, Introduction to Root-Locus Techniques, The root locus concepts, Construction of root loci.

Module-4 Frequency domain analysis and stability: Correlation between time and frequency response, Bode Plots, Experimental determination of transfer function. Nagarath and M. Kuo, John Wiley India Pvt. Course outcomes : 1. Know the benefits of using control systems. Design and analysis of various control systems. Find out the transfer function of electrical circuits, mechanical and electromechanical systems. Describe quantitatively the transient response of first and second order systems.

Find the overall transfer function from the block diagram and signal flow graph. Understand and determine the stability using the Routh-Hurwitz technique. Use root-locus design to meet stability and to find the transient response. Find the digital responses from the transfer function. Sampling of analog signals, Continuous time and discrete time signal, Classification of signals as even, odd, periodic and non-periodic, deterministic and non-deterministic, energy and power.

Operations on signals: Amplitude scaling, addition, multiplication, differentiation, integration Accumulator for DT , time scaling, time shifting and time folding. Systems: Definition, Classification: linear and non- linear, time variant and invariant, causal and non- causal, static and dynamic, stable and unstable, invertible.

Module-2 Time domain representation of LTI System: System modeling: Input-output relation, definition of impulse response, convolution sum, convolution integral, computation of convolution integral and convolution sum using graphical method for unit step to unit step, unit step to exponential, exponential to exponential, unit step to rectangular and rectangular to rectangular only. Properties of convolution. Module-3 System interconnection, system properties in terms of impulse response, step response in terms of impulse response.

FT representation of aperiodic discrete signals- DTFT, definition, DTFT of standard discrete signals, Properties and their significance, Impulse sampling and reconstruction: Sampling theorem only statement and reconstruction of signals. Discrete time signals and systems. Develop input output relationship for linear shift invariant system and understand the convolution operator for continuous and discrete time system. Understand and resolve the signals in frequency domain using Fourier series and Fourier transforms.

Understand the limitations of Fourier transform and need for Laplace transform and develop the ability to analyze the system in s- domain. Understand the basic concept of Z transform and to develop the ability to analyze systems in Z- domain. Statistical averages: Function of Random variables, moments, Mean, Correlation and Covariance function: Principles of autocorrelation function, cross — correlation functions. NOISE: Introduction, shot noise, thermal noise, white noise, Noise equivalent bandwidth, Narrow bandwidth, Noise Figure, Equivalent noise temperature, cascade connection of two-port networks.

Generation of AM wave: square law modulator, switching modulator. Detection of AM waves: square law detector, envelop detector. Demodulation of FM waves, Phase-locked loop, Nonlinear model of the phase — locked loop, Linear model of the phase locked loop.

Schilling, TMH, 3rd Edition, Lathi, Oxford University Press. Singh and S. Sapre, TMH Course outcomes : 1. Understand the concepts of random process and various types of noise.

Understand the concepts in Angle modulation for the design of communication systems 4. Design and develop simple systems for generating and demodulating frequency modulated signals 5. Evaluate the performance of the designed communication system in presence of noise and nonlinear models. Module-2 Op-Amps as AC Amplifiers: Capacitor coupled voltage follower, High input impedance — Capacitor coupled voltage follower, Capacitor coupled non inverting amplifiers, High input impedance — Capacitor coupled Non inverting amplifiers, Capacitor coupled inverting amplifiers, setting the upper cut-off frequency, Capacitor coupled difference amplifier.

OP-amp Applications: Voltage sources, current sources and current sinks, current amplifiers, instrumentation amplifier, precision rectifiers. Log and antilog amplifiers, Multiplier and divider. Other IC Application: timer, Basic timer circuit, timer used as astable and monostable multivibrator. Roy Choudhury and Shail B. Jain, 4nd edition, Reprint , New Age International. Operational amplifiers and characteristics as well as various types of op-amps. Analyze the performance of Op-amps and Various applications.

Programs involving: Data transfer instructions like: i Byte and word data transfer indifferent addressing Modes ii Block move with and without overlap iii Block interchange 2. Programs involving String manipulation like string transfer, string reversing, searching for a string 6. Matrix keyboard interfacing 2. Seven segment display interface 3. Logical controller interface 5.

Analog to Digital Converter Interface 8 bit 6. Program a microprocessor to perform arithmetic, logical and data transfer applications. Understand assembler directives, DOS Interrupts, branch and loop operations. Interface a microprocessor to various devices for simple applications. Effectively utilize microprocessor peripherals. Utilize procedures and macros for modular programming.

Design active second order Butterworth low pass and high pass filters. Design 4 bit R — 2R Op-Amp Digital to Analog Converter i using 4 bit binary input from toggle switches and ii by generating digital inputs using mod counter.

Design of Monostable and Astable Multivibrator using Timer. Demonstrate Pulse sampling, flat top sampling and reconstruction. Frequency synthesis using PLL. Gain hands-on experience in building analog systems for a given specification using the basic building blocks. Gain hands-on experience in AM and FM techniques, frequency synthesis 3. Gain hands-on experience in pulse and flat top sampling techniques 4. Make the right choice of an IC and design the circuit for a given application.


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Simon S. Haykin Digital Communication Systems Wiley ( 2013)


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