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Closed Loop Optical Fiber Integrated Inertial Navigation System Mobile Measurement

Closed Loop Optical Fiber Integrated Inertial Navigation System Mobile Measurement
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Product: FOG INS
Heading Accuracy: 0.1°
Attitude Accuracy: 0.02°(RMS)
Gyroscope Range: ±400°/s
Zero Bias Stability: ≤100µg
Accelerometer Range: ±20g
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Closed Loop Inertial Navigation System


FOG INS Inertial Navigation System


High Precision Inertial Navigation System

Basic Infomation
Place of Origin: CHINA
Brand Name: avic
Certification: CE ROHS
Model Number: GI300F
Payment & Shipping Terms
Packaging Details: sponge+carton
Delivery Time: 10 days
Payment Terms: T/T
Supply Ability: 500/month
Product Description

Closed-Loop Optical Fiber Integrated Navigation System High Precision Mobile Measurement Systems


The fiber-optic integrated navigation system GI300F-INS is based on closed-loop fiber-optic gyroscope and accelerometer with high cost performance, and is realized through multi-sensor fusion and navigation calculation algorithm, which meets the requirements of precise measurement of attitude, heading and position information in the application fields of medium and high precision mobile measurement systems, medium and large UAVs, etc.


Project Test conditions Indicators
Positioning accuracy External GNSS Valid, Single Point Better than external satellite positioning accuracy
External GNSS Valid, RTK Better than external satellite positioning accuracy
Pure inertial horizontal position holding①




Airspeed combination horizontal position hold② 0.8nm/30min (CEP)
Heading accuracy Single antenna (RMS) 0.1°③
Dual Antenna (RMS) 0.2 °/L (L = baseline length) (RMS)
Course Keeping (RMS) 0.2°/30min(RMS),0.5°/h
Self-north seeking accuracy (RMS)

0.2 ° SecL, dual position alignment for 15 min

1.0 ° SecL, single position alignment 5-10 min

Attitude accuracy GNSS is valid 0.02°(RMS)
Attitude hold (GNSS failure) 0.2°/30min(RMS),0.5°/h(RMS)
Speed accuracy GNSS valid, single point L1/L2 0.1m/s(RMS)
Gyroscope Measuring range ±400°/s
Zero bias stability ≤0.3°/h
Accelerometer Measuring range ±20g
Zero bias stability ≤100µg
Physical dimensions and electrical characteristics Voltage 9-36V DC
Power consumption ≤ 12W (steady state)
Interface 2-channel RS232, 1-channel RS422, 1-channel PPS (LVTTL/422 level)
Size 92.0 mm × 92.0 mm × 81.0mm (L, W, H)
Weight ≤1.2kg
Environmental characteristics Operating temperature -40℃~+60℃
Storage temperature -45℃~+70℃
Vibration 5 ~ 2000Hz, 6.06 G (with shock absorber)
Impact 30g, 11 ms (with shock)
Life span > 15 years
Continuous working time >24h
Height limit ≤5000m
speed limit ≤500m/s


  • The alignment is valid;
  • For airborne use, there is a turning maneuver before the airspeed combination, and the test takes the flight speed of 150km/H as an example;
  • On-board conditions, need to be mobile;



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