JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

UNIT - I

Introduction: Need for Modulation, Frequency translation, Electromagnetic spectrum, Gain, Attenuation and decibels.

UNIT - II

Simple description on Modulation: Analog Modulation-AM, FM, Pulse Modulation-PAM, PWM, PCM, Digital Modulation Techniques-ASK, FSK, PSK, QPSK modulation and demodulation schemes.

UNIT - III

Telecommunication Systems: Telephones Telephone system, Paging systems, Internet Telephony. Networking and Local Area Networks: Network fundamentals, LAN hardware, Ethernet LANs, Token Ring LAN.

UNIT - IV

Satellite Communication: Satellite Orbits, satellite communication systems, satellite subsystems, Ground Stations Satellite Applications, Global Positioning systems. Optical Communication: Optical Principles, Optical Communication Systems, Fiber –Optic Cables, Optical Transmitters & Receivers, Wavelength Division Multiplexing.

UNIT - V

Cellular and Mobile Communications: Cellular telephone systems, AMPS, GSM, CDMA, WCDMA. Wireless Technologies: Wireless LAN, PANs and Bluetooth, ZigBee and Mesh Wireless networks, Wimax and MANs, Infrared wireless, RFID communication, UWB.

TEXT BOOKS

• 1. Louis E. Frenzel, “Principles of Electronic Communication Systems”, 3rd Ed., McGraw Hill publications, 2008.
• 2. Kennady, Davis, “Electronic Communications systems”, 4Ed., TMH, 1999

REFERENCE BOOKS

• 1. Tarmo Anttalainen, “Introduction to Telecommunications Network Engineering”, Artech House Telecommunications Library.
• 2. Theodore Rappaport, “Wireless Communications-Principles and practice”, Prentice Hall, 2002.
• 3. Roger L. Freeman, “Fundamentals of Telecommunications”, 2 Ed. Wiley publications.
• 4. Wayne Tomasi, “Introduction to data communications and networking”, Pearson Education, 2005.