16
Appendix
Appendix A. Specifications
General
Frequency L1,1575.42MHZ
C/A Code
1.023MHZ
Datum WGS84
Performance Characteristics
Without aid: 3.0m 2D-RMS
<3m CEP(50%) without SA(horizontal)
Position Accuracy
*
DGPS (WAAS,EGNOS,MSAS):2.5m
Velocity Accuracy
*
Without aid: 0.1m/s, DGPS (WAAS,EGNOS,MSAS):0.05m/s
Acceleration
*
Without aid:<4g, DGPS (WAAS,EGNOS,MSAS):<4g
Timing Accuracy
*
50 ns RMS
Reacquisition Time
*
<1s
Hot start
*
1.5s
Warm start
*
34s
Cold start
*
35s
AGPS
*
<15s
Sensitivity
*
Acquisition:-148dBm Max., Tracking:-165dBm Max.
Update
*
1Hz
Dynamic
Altitude Maximum
18,000m
Velocity Maximum
515m/s
Содержание 747ProS
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