Communication Systems

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Communication Systems is based on the syllabi of the various universities, covering all the theoretical and mathematical aspects related to topics. The language used in explaining various concepts is extremely simple and understandable. Since proper understanding of the subject would involve a serious attempt to solve a variety of problems, a wide variety of problems with their step by step solutions are provided for every concept. This book will serve the purposeof a text to engineering students of degree, diploma AMIE and a useful reference for students preparing for GATE, UPSC and other technical competitive exams. Keeping above points in mind this book has been developed right from the basic principles of the communication system and to its zenith in the development of analog communication techniques so far. A set of questions has been given at the end for the readers to increase their understanding of the subject and to encourage further reading.

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Manoj Duhan is Professor & Chairman, ECE Dept., Deenbandhu Chhoturam University of Science & Technology, Murthal, Sonepat. He is also Director of Weekend Courses at DCRUS&T Murthal. He was Reader & Chairman, ECE Dept. GJUS&T Hisar from 2004 to 2008. He obtained his M.Tech. from NIT Kurukshetra in 2001, and Ph.D in 2005 from Technological Institute of Textile & Sciences, Bhiwani, and M.D.U Rohtak. His areas of interest are Reliability, DSP, Wireless Communication and Microprocessor. He is life member of IAENG, ISTE, ISITA, MCU and SSI. He was awarded “Best Lecturere Award” by Governor of Haryana in 1998 at SBMNEC Rohtak. In July 2007 he was awarded “Shiksha Ratan Award” by India International Friendship Society, New Delhi. He has published more than seventy research papers in national & international conferences & journals. Table of Contents IntroductionLinear Modulation: Amplitude ModulationAngle ModulationNoiseTransmitters and ReceiversProbability Theory and Random ProcessPulse Analog ModulationPulse Code ModulationDigital CommunicationsIndex