Annex 1 - Diversity techniques for point-to-point fixed wireless
systems
1 Methods of obtaining diversity signals
2 Methods of processing signals
2.1
Arrangements
2.2
Implementation considerations
2.3
Minimum BER or weighted strategy
3 Applications in trans-horizon systems
3.1
Types of diversity
3.2
Types of combiners
4 Applications in line-of-sight systems
4.1
Single-frequency signal power loss
considerations
4.2
Dispersion considerations
4.3
Diversity techniques for multi-carrier
systems
4.3.1
Signal combining control methods for
space diversity
4.3.2
Switching methods for frequency
diversity
4.4
Evidence from propagation data
4.4.1
Space diversity
4.4.2
Antenna pattern or angle diversity
4.4.3
Frequency diversity
4.4.4
Quadruple diversity
4.5
Dispersion statistics