II B.E. (Electronics & Communication)

VII SEMESTER

7 EC3 WIRELESS COMMUNICATION

  1. PROPAGATION PHENOMENA: Fundamentals of fading multipath channels: Spread Spectrum signals: Direct-sequence spread' spectrum signals, p-n sequences. Frequency-hopped spread spectrum signals. Code-division multiplexing,

  2. LINE OF SIGHT MICOWAVE COMMUNICATION : Link Engineering. Frequency planning. Free space loss. Fresnel zone clearance hending of radio beam. Effective earth radius. Building blocks of TX-Rx.

  3. MULTIPLE ACCESS TECHNIQUES: FDMA, TDMA and CDMA with reference to mobile radio and satellite systems.

  4. CELLULAR WIRELESS NETWORKS: TDMA based  networks, GSM Introduction, overview of the GSM systems. GSM codec. channel coding and interleaving. radio like control. CDMA based networks, cordless systems and WLL, Mobilie IP. Wireless access protocol. Wireless LAN's Technology, IEEE 802.11 standards and blue tooth.

  5. SATELLITE COMMUNICATION: Elements of satellite communication: frequency bands, transmission and multiplexing. Modulation, multiple access. Satellite orbit and description- orbital period and velocity. effects of orbital inclination, azimuth and elevation, coverage angle and slant range, geostationary orbit, satellite description. Earth Station -antenna, high-power amplifier, low-noise amplifier, up converter, down converter, monitoring and control, reliability. Satellite Link: basic link analysis, elementary idea of demand assignment multiple access (DAMA).

Recommended Books: -

  1. Reppaport -Wireless Communication, Pearson Education.

  2. William Stallings –Wireless communication & Networks, LPE, Pearson Education, Asia.

  3. Tri. T. Ha -Digital Satellite Communications, Mc-Graw Hill, International.

  4. Dr. Kalnilo Feher -Digital Wireless Communication, Prentice Hall of India.

  5. William C.Y. Lee -Mobile Cellular Telecommunications, Mc- Graw, Hill International Edition.

  6. Richharia M- Sate lhte Communication System. Mac Millan.