UNIT I SERVICES AND TECHNICAL CHALLENGES

1.1 Types of Services

1.2 Requirements for the services

1.3 Multipath propagation

1.4 Spectrum Limitations

1.5 Noise and Interference limited systems

1.6 Principles of Cellular networks

1.7 Multiple Access Schemes

UNIT II WIRELESS PROPAGATION CHANNELS

2.1 Propagation Mechanisms (Qualitative treatment)

2.2 Propagation effects with mobile radio

2.3 Channel Classification

2.4 Link calculations

2.5 Narrowband and Wideband models

UNIT III WIRELESS TRANSCEIVERS

3.1 Structure of a wireless communication link

3.2 Quadrature Phase Shift Keying - Modulation and demodulation

3.3 π/4-Differential Quadrature Phase Shift Keying

3.4 Offset-Quadrature Phase Shift Keying

3.5 Binary Frequency Shift Keying

3.6 Minimum Shift Keying

3.7 Gaussian Minimum Shift Keying

3.8 Power spectrum and Error performance in fading channels

UNIT IV SIGNAL PROCESSING IN WIRELESS SYSTEMS

4.1 Principle of Diversity

4.2 Macrodiversity, Microdiversity

4.3 Signal Combining Techniques, Transmit diversity

4.4 Equalisers - Linear and Decision Feedback equalisers

4.5 Review of Channel coding and Speech coding techniques

UNIT V ADVANCED TRANSCEIVER SCHEMES

5.1 Spread Spectrum Systems

5.2 Cellular Code Division Multiple Access Systems- Principle, Power control,Effects of multipath propagation on Code Division Multiple Access

5.3 Orthogonal Frequency Division Multiplexing – Principle, Cyclic Prefix

5.4 Transceiver implementation

5.5 Second Generation(GSM, IS–95) and Third Generation Wireless Networks and Standards