| MOQ: | 1 set |
| Price: | $1000-$100000 |
| Delivery Period: | 30 work days |
| Payment Method: | T/T |
| Supply Capacity: | 500 sets per year |
The Dubhe-A20 is a high-performance airborne optical inertial navigation system (INS) designed for modern UAVs and airborne platforms. It integrates FOG/RLG gyroscopes and quartz accelerometers in an optimized strapdown architecture. The system’s fusion engine combines GNSS, celestial, and other navigation data while maintaining pure inertial navigation capability, delivering accurate and reliable positioning and attitude information.
UAVs and drones
Modern airborne platforms
Aerospace navigation systems
Vibration-resistant alignment for stable navigation in dynamic environments
Flexible alignment options to support various mission profiles
Expandable sensor integration for additional navigation sources
Built-in system diagnostics for reliable operation and maintenance
| Series | Aerospace Inertial Navigation System(INS-A) | ||
| Type | Dubhe-A20 | ||
| Accelerometer | Months Bias Repeatability(1σ) | ≤10μg | |
| Months Scale Factor Accuracy(1σ) | ≤10ppm | ||
| Gyro | Bias Repeatability(1σ) | ≤0.008°/hr | |
| Scale Factor Accuracy(1σ) | ≤10ppm | ||
| Random walk(1σ) | ≤0.003°/√hr | ||
| Features | Position Accuracy | Pure inertia | ≤1nm/20h,CEP |
| INS/GNSS combination | better than GNSS | ||
| Speed Accuracy | Pure inertia | ≤1.0 m/s,RMS | |
| INS/GNSS combination | ≤0.2m/s,RMS | ||
| Angular Rate | ≥±400°/sec | ||
| Angular Acceleration | 100000°/sec2 | ||
| Acceleration | >25g | ||
| Angular Attitude | Any Orientation | ||
| Alignment time | ≤30min | ||
| Input/output | 3 RS422 full-duplex serial ports, 1 100M Ethernet port | ||
| Alignment time | Time | <30min | |
| AHRS Applications Performance | Heading Accuracy | Pure inertia | ≤0.02°sec(L),RMS |
| INS/GNSS combination | ≤0.01°,RMS | ||
| Pitch & Roll Accuracy | Pure inertia | ≤0.015°,RMS | |
| INS/GNSS combination | ≤0.01°,RMS | ||
| Characteristics | Power consumption | <40W | |
| Dimensions | 232×186×160 | ||
| Weight | <8.2kg | ||
| Temperature | -40℃~60℃ | ||
| Shock | 15g,Half-sine wave 11ms | ||
| Input Voltage | DC24V(±25%) | ||
| cooling | Conduction to mounting plate | ||
| Vibration | 20~2000Hz,6.06g | ||
| MTBF | >10000 hours | ||
| MOQ: | 1 set |
| Price: | $1000-$100000 |
| Delivery Period: | 30 work days |
| Payment Method: | T/T |
| Supply Capacity: | 500 sets per year |
The Dubhe-A20 is a high-performance airborne optical inertial navigation system (INS) designed for modern UAVs and airborne platforms. It integrates FOG/RLG gyroscopes and quartz accelerometers in an optimized strapdown architecture. The system’s fusion engine combines GNSS, celestial, and other navigation data while maintaining pure inertial navigation capability, delivering accurate and reliable positioning and attitude information.
UAVs and drones
Modern airborne platforms
Aerospace navigation systems
Vibration-resistant alignment for stable navigation in dynamic environments
Flexible alignment options to support various mission profiles
Expandable sensor integration for additional navigation sources
Built-in system diagnostics for reliable operation and maintenance
| Series | Aerospace Inertial Navigation System(INS-A) | ||
| Type | Dubhe-A20 | ||
| Accelerometer | Months Bias Repeatability(1σ) | ≤10μg | |
| Months Scale Factor Accuracy(1σ) | ≤10ppm | ||
| Gyro | Bias Repeatability(1σ) | ≤0.008°/hr | |
| Scale Factor Accuracy(1σ) | ≤10ppm | ||
| Random walk(1σ) | ≤0.003°/√hr | ||
| Features | Position Accuracy | Pure inertia | ≤1nm/20h,CEP |
| INS/GNSS combination | better than GNSS | ||
| Speed Accuracy | Pure inertia | ≤1.0 m/s,RMS | |
| INS/GNSS combination | ≤0.2m/s,RMS | ||
| Angular Rate | ≥±400°/sec | ||
| Angular Acceleration | 100000°/sec2 | ||
| Acceleration | >25g | ||
| Angular Attitude | Any Orientation | ||
| Alignment time | ≤30min | ||
| Input/output | 3 RS422 full-duplex serial ports, 1 100M Ethernet port | ||
| Alignment time | Time | <30min | |
| AHRS Applications Performance | Heading Accuracy | Pure inertia | ≤0.02°sec(L),RMS |
| INS/GNSS combination | ≤0.01°,RMS | ||
| Pitch & Roll Accuracy | Pure inertia | ≤0.015°,RMS | |
| INS/GNSS combination | ≤0.01°,RMS | ||
| Characteristics | Power consumption | <40W | |
| Dimensions | 232×186×160 | ||
| Weight | <8.2kg | ||
| Temperature | -40℃~60℃ | ||
| Shock | 15g,Half-sine wave 11ms | ||
| Input Voltage | DC24V(±25%) | ||
| cooling | Conduction to mounting plate | ||
| Vibration | 20~2000Hz,6.06g | ||
| MTBF | >10000 hours | ||