Policy on Intellectual Property Right (IPR)
1 Introduction
2 Overview of TDOA technology
3 Strengths and weaknesses of
TDOA compared with traditional AOA
4 Hybrid systems
5 Summary
6 References
Annex 1 Factors affecting RF detection range and geolocation
coverage area for monitoring stations
1 Introduction
2 General considerations
3 Simulations of factors
affecting RF detection range in TDOA and AOA monitoring stations
3(a) Effects of emitter carrier
frequency
3(b) Effects of monitoring station
antenna elevation
3(c) Effects of signal bandwidth
3(d) Effect of antenna gain
3(e) Effects of terrain and LoS
4 Simulations of factors
affecting geolocation coverage area in TDOA and AOA monitoring stations
5 Comparison of simulated and
real RF geolocation measurements
6 Conclusions
Annex 2 A study of geolocation accuracy and coverage area
for hybrid AOA/TDOA monitoring stations
1 Introduction
2 Geolocation methods
3 Simulation of geolocation
accuracy using a specific example
4 Specialized software analysis
tool
4(a) Example of geographic
location
4(d) Example of miss-distance plot
5 Results of simulations
5(a) Network of three monitoring
stations
5(b) Summary of simulation results
(3 stations)
5(c) Network of four monitoring
stations
5(d) Summary of simulation results
(4 stations)
6 Conclusion