Lanner LVC-2000, Руководство пользователя

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Appendix C:
Accessing the GPS Data
from the LVC-2000
The LVC-2000 employs an onbard u-blox NEO-7N GPS
module for vehicle tracking and navigation system. You
could read the GPS data through the RS-232 serial port.
It has the following listed key features and performance
ratings:
Receiver type 50 Channels
GPS L1 frequency, C/A
Code
SBAS: WAAS, EGNOS,
MSAS
Time-To-First-Fix (All
satellites at -130 dBm)
Cold Start: 26 s
Warm Start: 26 s
Hot Start: 1 s
Aided Starts: 1 s
Sensitivity Tracking &Naviga- •
tion: -162dBm
Reacquisition: •
-160dBm
Cold Start (without •
aiding): -148 dBm
Hot Start: -157 dBm •
Maximum Navigation
update rate
5Hz
Horizontal position ac-
curach (CEP, 50%, 24
hours static, -130dBm,
SEP: <3.5m)
GPS: 2.5m
SBAS: 2.0m
Configurable
Timepulse frequency
range
0.25 Hz to 1 kHz
Accuracy for
Timepulse signal
RMS: 30 ns
99%: <60 ns
Granularity: 21 ns
Compensated: 15 ns
Velocity accuracy 0.1m/s
Heading accuracy 0.5 degrees
Receiver type 50 Channels
GPS L1 frequency, C/A
Code
SBAS: WAAS, EGNOS,
MSAS
Time-To-First-Fix (All
satellites at -130 dBm)
Cold Start: 26 s
Warm Start: 26 s
Hot Start: 1 s
Aided Starts: 1 s
Operational Limits Dynamics: less than and
equal to 4g
Altitude: 50,000m
Velocity: 500m/s (As-
suming Airborne <4g
platform)