The JS-169UPR-1 is a low-power, cost-efficient multi-GNSS positioning module supporting BDS, GPS, GLONASS, Galileo, QZSS, and SBAS. Powered by a high-performance SoC GNSS engine, it delivers high sensitivity, fast signal acquisition, and effective interference suppression for stable positioning in demanding environments.
Product Features
Build on high-performance GNSS AUP30-1
Over 2 million effective correlators
72 acquisition-channel / 32 tracking
Cold start acquisition sensitivity of -148dBm and -166dBm tracking sensitivity
Up to 10 Hz navigation update rate
Supports BDS, GPS, QZSS, SBAS, GLONASS,Galileo
Supports A-GNSS
Integrated TCXO, LNA, SAW, RTC
Compact size (φ78.0mm x 96.0mm±0.3mm)
Support standard NMEA 0183, version 4.0 and 4.1, UBX
Performance
| Parameter | Specification |
| Receiver type | GPS/QZSS L1C/A SBAS EGNOS, GAGAN, MSAS and WAAS GLONASS L1OF BDS B1I Galileo E1B/C |
| Sensitivity | Tracking & Navigation : -166 dBm |
| Reacquisition : -160 dBm | |
| Cold Start : -148 dBm | |
| Time-To-First-Fix | Cold Start : 29 s |
| Hot Start : 1 s | |
| Horizontal Position accuracy | Autonomous : 2.0 m CEP |
| Accuracy of time pulse signal | RMS : 30 ns |
| 99% : 60 ns | |
| Velocity accuracy | 0.05m/s |
| Operational limits | Dynamics : ≤ 4 g |
| Altitude : 80000 m | |
| Velocity : 500 m/s | |
| Frequency of time pulse signal | 1Hz |
| Baud Rate | 9,600 - 460800 bps （Default 19200 bps） |
| Max navigation update rate | 10Hz（default 3 Hz） |
Pin Parameters
| PIN | Name | I/O | Description |
| 1 | NC | - | -- |
| 2 | TXD | I | RS232 Input（keep open if not used） |
| 3 | RXD | O | RS232 Output（keep open if not used） |
| 4 | NC | - | -- |
| 5 | GND | - | Ground |
| 6 | NC | - | -- |
| 7 | NC | - | -- |
| 8 | NC | - | -- |
| 9 | VCC | P | Main supply |
Product Application
UAV
Automotive application
Marine navigation, fleet management
Intelligent logistics scheduling
Personnel protective
Car navigation and tracking
Intelligent robot
Protocols
| Protocol | Type |
| NMEA 0183 v3.01/v4.10 | Input/output, ASCII |
| NMEA | Output GGA, VTG, RMC |
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