WOW !! MUCH LOVE ! SO WORLD PEACE !
Fond bitcoin pour l'amélioration du site:
1memzGeKS7CB3ECNkzSn2qHwxU6NZoJ8o
Dogecoin (tips/pourboires):
DCLoo9Dd4qECqpMLurdgGnaoqbftj16Nvp
Rechercher sur le site:
Home
|
Publier un mémoire
|
Une page au hasard
Memoire Online
>
Informatique et Télécommunications
Study of Smart Antenas on Mobile Communications
( Télécharger le fichier original )
par
Ismaël NDAMUKUNDA
Université Nationale du Rwanda - Ingéniorat (Bac + 5) en Telecom 2006
Disponible en
une seule page
suivant
ACKNOWLEDGEMENTS
ABSTRACT
RESUME
CONTENTS
List of Figures
List of Tables
List of Abbreviations
INTRODUCTION
CHAP 1 TOWARD SMART ANTENNA
1.1 Antenna synthesis
1.1.1 Woodward-Lawson Method
1.1.2 Dolph-Chebyshev Method
1.2 Evolution from Omni directional to Smart Antennas
1.2.1 Omni directional Antennas
1.2.2 Directional Antennas and Sectorized Systems
1.2.3 Smart antenna
1.2.3.1 Switching-Beam Array (SBA)
1.2.3.2 Adaptive Array
CHAP 2 SYSTEM ASPECTS OF SMART ANTENNA
2.1 Key characteristics of smart antennas Technology
2.2 Signal Propagation: Multipath and cochannel Interference
2.2.1 Multipath and problem associated with it.
2.2.2 Cochannel Interference
2.3 Difference between uplink and downlink
2.3.1 Uplink Processing
2.3.2 Downlink Processing
2.4 Handling of common channels
CHAP 3 ANTENNA ARRAYS AND BEAM FORMING
3.1 Antenna Arrays
3.1.1 Introduction
3.1.2 Theoretical model for an antenna array
3.1.2.1 Linear array antenna
3.1.2.2 Planar array antenna
3.1.3. Elements spacing
3.1.4. Microstrip patch antennas design
3.2. Beam forming
3.2.1. Nulling Beam Forming
3.2.2. Steering Vector
3.2.3. Recursive Least Squares Algorithm
CHAP 4 Multiple Access Schemes
4.1 Introduction
4.2 Frequency Division Multiple Access (FDMA)
4.3 Time Division Multiple Access (TDMA)
4.4 Code Division Multiple Access (CDMA)
4.4 Space Division Multiple Access (SDMA)
CHAP 5 SIMULATION USING MATLAB
5.1 Analysis and Simulation on array antenna
5.1.1 Variation of number of elements N
5.1.2 Variation of Side Lobe Level
5.1.3 Variation of Inter-element Spacing.
5.2 Discussion
CONCLUSION AND RECOMMANDATIONS.
References
APPENDIX
suivant
Rechercher sur le site:
"Piètre disciple, qui ne surpasse pas son maitre !"
Léonard de Vinci