Bluetooth GPS Receiver User Manual
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3. Technical Specification
3.1.
General
Core Module: Built-in high performance SiRF starIII chipset.
Satellite channel number: all-in-view 20 parallel satellites;
GPS frequency: 1575.42 MHz
Receiver: L1, C/A code.
Antenna type: Built in passive patch antenna
External connector: MMCX (standard)
3.2.
Acquisition Time
Refresh: 0.1 sec
Cold start: 42 sec (average,
normally occurred in first use of GPS receiver life
)
Warm start: 38 sec (average)
Hot start: 1 sec (average)
Position information update period: 1 sec (average)
3.3.
Precision/ Accuracy
Position accuracy: <10M(2D RMS) or <5M(WAAS enabled)
Velocity: 0.1 m/sec, without SA
Time:
²
1ms synchronized to GPS time
3.4.
Dynamic condition
Altitude: 18,000m(60,000 feet)
Velocity: 515m/sec(700knod)
Acceleration: 4G(G for gravity unit)
Jerk: 20m/sec
3.5.
Power management
A) Applied External Voltage: 5V DC +/- 5%(via charge cable)
B) Power system: Rechargeable Lithium-ion 3.7V battery, as main power.
C) Power consumption: 110mA(typical)
D) Battery endurance: Charged with 4 hours (firstly in use), more than 9 hours of working time
3.6.
Protocol &Interface
A) Output format
NMEA 0183,
Baud rate: 9600 bps(standard)
Data bit: 8
Parity: None
Stop bit: 1
