Inertial Measurement Units (IMU)
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At GYRONAVI, we are dedicated to delivering premium quality Inertial Measurement Units (IMUs) that offer unmatched precision and stability, engineered to support your most demanding applications. Our IMUs are designed with high accuracy and long-term reliability at their core, ensuring consistent and dependable performance in even the most dynamic and harsh environments.
Standard Products and Custom Solutions Offered
We understand the critical role that high-precision measurement plays in industries such as aerospace, marine, automotive, and defense. That’s why our expert team is constantly innovating and improving our products to meet the evolving needs of global customers. From cutting-edge technology to industry-leading customer service, we are committed to providing solutions that drive success and maximize efficiency.
Whether you’re working on complex navigation systems, motion sensing, or vibration control, GYRONAVI has the expertise and capability to offer the perfect IMU solution for your specific requirements. Our products have been widely trusted by clients around the world, helping them optimize their operations with exceptional performance and accuracy.
When you choose GYRONAVI, you’re not just buying a product—you’re investing in a partnership that will help elevate your projects to new heights. Our team is ready to assist you at every stage, from initial inquiry to after-sales support, ensuring a seamless and successful experience.

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Product Overview
The GN3-IMU1-10 Fiber Optic Strapdown Inertial Navigation System is a compact and versatile inertial navigation system that integrates a fiber optic gyroscope (FOG) and a quartz flexure accelerometer.
This system is capable of detecting the angular motion and linear motion of unmanned aerial vehicles (UAVs), providing real-time output of position, velocity, heading, angular rate, and linear acceleration data. It can be integrated with a satellite receiver to perform integrated navigation computations, meeting the requirements for UAV attitude control, navigation, and positioning.
Product Features
- Compact in size, lightweight, and easy to manufacture, with high reliability
- Rich communication interfaces
- Flexible output protocols, configurable through testing software
- Provides vibration-damping accessories, suitable for harsh vibration environments
- Equipped with a complete Built-In Test (BIT) strategy and has passed flight testing assessments
Performance Specifications
Parameter | Specification |
---|---|
Alignment Time | ≤ 5 minutes |
Position Accuracy | Pure Inertial: 2~5 nmile/30min (CEP); Satellite Integrated Navigation: Height 10m; Horizontal 5m |
Velocity Accuracy | Integrated Navigation: Vertical speed ≤ 0.3m/s, Horizontal ≤ 0.2m/s |
Heading Alignment Accuracy | ≤ 1.0° (1σ) (Self-alignment); ≤ 0.1° (1σ) (Dual Antenna, Baseline 2m) |
Heading Hold Accuracy | 0.2°/h (Pure Inertial), 0.1° (Integrated Navigation) |
Attitude Alignment Accuracy | 0.05° (1σ) |
Attitude Hold Accuracy | 0.1° (Pure Inertial), 0.05° (Integrated Navigation) |
Environmental Conditions
Parameter | Specification |
---|---|
Operating/Storage Temperature (°C) | -40°C ~ +60°C / -45°C ~ +80°C |
MTBF (Mean Time Between Failures) | 30,000 hours |
Dynamic Range | Angular velocity: ±300°/s; Acceleration: -25g ~ 25g |
Mechanical Shock | Half sine wave, 20g, 11ms |
Mechanical Vibration | 1. No damping: GJB150.16A-2009 Figure C.3 Post-peak sawtooth wave; 2. With damping: GJB1032 Random vibration spectrum |
Physical Characteristics
Parameter | Specification |
---|---|
Dimensions | 135mm x 135mm x 84mm |
Mounting Dimensions | No damping: M6 screws, 121mm x 121mm; With damping: M4 screws, 121mm x 121mm |
Weight | ≤ 2.1kg |
Waterproof Rating | IP67 |
External Interfaces
Parameter | Specification |
---|---|
Power Supply | 18V ~ 36V DC |
Power Consumption | ≤ 11W |
Input/Output Interfaces | RS-422 x3 (multiplexed), RS-232 x2 (multiplexed), 1x LVTTL interface, 2x CAN, 1x Ethernet port, 2x Pulse interfaces, 8G Data storage |
Data Output Frequency | ≤ 1000Hz |
Product Overview
The GN3-IMU1-20 Fiber Optic Strapdown Inertial Navigation System is a miniaturized and versatile inertial navigation system that integrates high-precision fiber optic gyroscopes (FOG) and quartz flexure accelerometers. The product features a compact design.
This system is capable of detecting both angular and linear motion of unmanned aerial vehicle (UAV) platforms, providing real-time output of position, velocity, heading, angular rate, and linear acceleration data. It can be integrated with a satellite receiver to perform integrated navigation calculations, meeting the requirements for UAV attitude control, navigation, and positioning.
Product Features
- Compact, lightweight, high-precision design, with excellent manufacturability and high reliability
- Rich communication interfaces
- Flexible output protocols, configurable via testing software
- Provides vibration-damping accessories, suitable for harsh vibration environments
- Equipped with a comprehensive Built-In Test (BIT) strategy, successfully validated through flight testing
Performance Specifications
Parameter | Specification |
---|---|
Alignment Time | ≤ 5 minutes |
Position Accuracy | Pure Inertial: 2 nmile/h (CEP); Satellite Integrated Navigation: Height 10m; Horizontal 5m |
Velocity Accuracy | Integrated Navigation: Vertical speed ≤ 0.2m/s, Horizontal ≤ 0.1m/s |
Heading Alignment Accuracy | ≤ 0.1° (1σ) (Self-alignment) |
Heading Hold Accuracy | 0.02°/h (Pure Inertial), 0.03° (Integrated Navigation) |
Attitude Alignment Accuracy | 0.02° (1σ) |
Attitude Hold Accuracy | 0.03° (Pure Inertial), 0.02° (Integrated Navigation) |
Environmental Conditions
Parameter | Specification |
---|---|
Operating/Storage Temperature (°C) | -40°C ~ +60°C / -45°C ~ +80°C |
MTBF (Mean Time Between Failures) | 30,000 hours |
Dynamic Range | Angular velocity: ±300°/s; Acceleration: -25g ~ 25g |
Mechanical Shock | Half sine wave, 20g, 11ms |
Mechanical Vibration | 1. No damping: GJB150.16A-2009 Figure C.3 Post-peak sawtooth wave; 2. With damping: GJB1032 Random vibration spectrum |
Physical Characteristics
Parameter | Specification |
---|---|
Dimensions | 175mm x 140mm x 110mm |
Weight | ≤ 3.6kg |
Waterproof Rating | IP67 |
External Interfaces
Parameter | Specification |
---|---|
Power Supply | 18V ~ 36V DC |
Power Consumption | ≤ 15W |
Input/Output Interfaces | RS-422 x2 (multiplexed), RS-232 x3 (multiplexed), 2x CAN, 1x dual CAN, 2x Pulse interfaces, 8G Data storage |
Data Output Frequency | ≤ 1000Hz |
Product Overview
The GN3-IMU1-30 Fiber Optic Strapdown Inertial Navigation System is a miniaturized, general-purpose inertial navigation system that integrates high-precision fiber optic gyroscopes (FOG) and quartz flexure accelerometers. This system is capable of detecting both angular and linear motion of unmanned aerial vehicle (UAV) platforms, providing real-time outputs for position, velocity, heading, angular rate, and linear acceleration data. It can be combined with a satellite receiver to perform integrated navigation computations, meeting the requirements for attitude control, navigation, and positioning for various UAV applications.
Product Features
- Compact, lightweight, high-precision design, with excellent manufacturability and high reliability
- Dual board card operation mode
- Rich communication interfaces
- Flexible output protocols, configurable via testing software
- Provides vibration-damping accessories, suitable for harsh vibration environments
- Equipped with a comprehensive Built-In Test (BIT) strategy, successfully validated through flight testing
Performance Specifications
Parameter | Specification |
---|---|
Alignment Time | ≤ 5 minutes |
Position Accuracy | Pure Inertial: 1 nmile/h (CEP); Satellite Integrated Navigation: Height 10m; Horizontal 5m |
Velocity Accuracy | Integrated Navigation: Vertical speed ≤ 0.2m/s, Horizontal ≤ 0.1m/s |
Heading Alignment Accuracy | ≤ 0.06° (1σ) (Self-alignment) |
Heading Hold Accuracy | 0.01°/h (Pure Inertial), 0.02° (Integrated Navigation) |
Attitude Alignment Accuracy | 0.01° (1σ) |
Attitude Hold Accuracy | 0.02° (Pure Inertial), 0.01° (Integrated Navigation) |
Environmental Conditions
Parameter | Specification |
---|---|
Operating/Storage Temperature (°C) | -40°C ~ +60°C / -45°C ~ +80°C |
MTBF (Mean Time Between Failures) | 30,000 hours |
Dynamic Range | Angular velocity: ±300°/s; Acceleration: -25g ~ 25g |
Mechanical Shock | Half sine wave, 20g, 11ms |
Mechanical Vibration | 1. No damping: GJB150.16A-2009 Figure C.3 Post-peak sawtooth wave; 2. With damping: GJB1032 Random vibration spectrum |
Physical Characteristics
Parameter | Specification |
---|---|
Dimensions | 160mm x 160mm x 140mm |
Weight | ≤ 4.0kg |
Waterproof Rating | IP67 |
External Interfaces
Parameter | Specification |
---|---|
Power Supply | 18V ~ 36V DC |
Power Consumption | ≤ 18W |
Input/Output Interfaces | RS-422 x4 (multiplexed), RS-232 x3 (multiplexed), 2x CAN (FD), 1x Ethernet, 2x Pulse interfaces, 8G Data storage, 1x USB |
Data Output Frequency | ≤ 1000Hz |
Product Overview
The GN3-IMU1-40 Fiber Optic Sway-Inertial Navigation System is designed for large unmanned aerial vehicles (UAVs). The system is highly sensitive to both angular and linear motion of the UAV. It outputs real-time data including the vehicle’s position, velocity, heading, angular rate, and linear acceleration. By integrating with satellite receivers, it performs combined navigation calculations and meets the attitude control, navigation, and positioning needs of various UAVs.
Product Features
- High Accuracy and Reliability: The system ensures precise performance and high reliability.
- Convenient Installation with Built-In Vibration Damping: Features easy installation and a built-in vibration damping mode to withstand harsh vibration environments.
- Diverse Communication Interfaces: Equipped with a variety of communication interfaces for flexible connectivity.
- Flexible Output Protocols: Output protocols are customizable and can be configured via testing software.
- Comprehensive BIT Strategy with Successful Flight Test: The system is equipped with a complete Built-In Test (BIT) strategy and has successfully passed flight testing.
Performance Specifications
Parameter | Specification |
---|---|
Alignment Time | ≤ 5 minutes |
Position Accuracy | Pure Inertial: 1 nmile/h (CEP); Satellite Integrated Navigation: Height 10m; Horizontal 5m |
Velocity Accuracy | Integrated Navigation: Vertical speed ≤ 0.2m/s, Horizontal ≤ 0.1m/s |
Heading Alignment Accuracy | ≤ 0.06° (1σ) (Self-alignment) |
Heading Hold Accuracy | 0.01°/h (Pure Inertial), 0.02° (Integrated Navigation) |
Attitude Alignment Accuracy | 0.01° (1σ) |
Attitude Hold Accuracy | 0.02° (Pure Inertial), 0.01° (Integrated Navigation) |
Environmental Conditions
Parameter | Specification |
---|---|
Operating/Storage Temperature (°C) | -40°C ~ +60°C / -45°C ~ +80°C |
MTBF (Mean Time Between Failures) | 30,000 hours |
Dynamic Range | Angular velocity: ±300°/s; Acceleration: -25g ~ 25g |
Mechanical Vibration | With damping: GJB1032 Random vibration spectrum |
Physical Characteristics
Parameter | Specification |
---|---|
Dimensions | 215mm x 166mm x 140mm |
Weight | ≤ 6.0kg |
Waterproof Rating | IP67 |
External Interfaces
Parameter | Specification |
---|---|
Power Supply | 18V ~ 36V DC |
Power Consumption | ≤ 18W |
Input/Output Interfaces | RS-422 x4 (multiplexed), RS-232 x1 (multiplexed), 1x CAN, 1x Ethernet, 2x Pulse interfaces, 8G Data storage |
Data Output Frequency | ≤ 1000Hz |
Product Overview
The GN3-IMU1-50 is an integrated control unit that combines a medium-to-high precision fiber-optic integrated navigation system as the core. It integrates various functions, including flight control, integrated navigation, atmospheric sensing, large-capacity file storage, and power-off USB reading. After the integrated control unit is powered on, it performs a self-check, completes the self-check and parameter binding, and then begins the alignment process. Once the alignment is complete, the integrated navigation module enters the integrated navigation state upon receiving the “switch to navigation” command.
Product Features
- Integration of flight control, integrated navigation, atmospheric sensing, large-capacity file storage, and power-off USB reading functions
- Short preparation time
- High precision
- Small and compact
- Low power consumption, enabling long-duration operation
- Rich external interfaces
Performance Specifications
Parameter | Specification |
---|---|
Alignment Time | 270 seconds |
Position Accuracy | ≤ 1 nmile (1σ, 1h) |
Velocity Accuracy | ≤ 4 m/s (1σ, 1h) |
Heading Hold Accuracy | < 0.05° (1σ) |
Attitude Hold Accuracy | ≤ 0.03° (1σ) |
Atmospheric Measurement Accuracy (Pressure) | [0,6000]m ≤ 30m; (6000,13000]m ≤ 100m |
Atmospheric Measurement Accuracy (Mach Number) | [0,6000]m, Ma[0.25,0.9] ≤ 0.015, [6000,13000]m, Ma[0.5,0.9] ≤ 0.015 |
Operating Environment
Parameter | Specification |
---|---|
Operating/Storage Temperature | -50°C ~ 65°C / -55°C ~ 55°C (start at -40°C) |
MTBF (Mean Time Between Failures) | 2681 hours; Repeatability not less than 50 times, each mission duration ≥ 6 hours; Reliability no less than 0.9997 (confidence level 0.8) |
Dynamic Range | Angular rate: ±300°/s; Acceleration: ±20g |
Mechanical Characteristics | Vibration: 7.7g, 3 axes, 1 hour per axis; Shock: 26.7g, 11ms |
Physical Characteristics
Parameter | Specification |
---|---|
Dimensions | 220mm x 230mm x 147mm |
Mounting Dimensions | 218mm x 188mm |
Weight | ≤ 6.9 kg |
External Interfaces
Parameter | Specification |
---|---|
Power Supply | DC 18V ~ 36V |
Power Consumption | ≤ 30W |
Input/Output Interfaces | 10 intelligent RS422 serial ports, baud rate configurable (default 614.4Kbps); 1 differential RS422 acquisition port; 2 CAN bus communication ports, baud rate configurable up to 1Mbps, CAN 2.0B protocol standard, CAN interface transceiver driver ISO1050 |
Data Output Frequency | 200Hz |
Product Overview
GN3-IMU1-60 is a single-axis rotating inertial navigation system that combines high-precision fiber optic gyroscopes and quartz flexible accelerometers. It utilizes rotational modulation to suppress the divergence of navigation errors. The system comes with a default configuration of a satellite receiver set, supporting differential positioning, dual-antenna direction finding, and multi-channel integrated navigation capabilities. The system uses an information fusion algorithm to assess the validity of satellite navigation data, enabling timely detection of spoofing signals and ensuring safe aircraft departure from the spoofing area. It also supports interfaces for astronomical navigation and visual navigation, meeting the requirements for UAV attitude control, navigation, and positioning.
Product Features
- High reliability, lightweight, and long endurance with high-precision navigation.
- Rich and flexible integrated navigation modes, with smooth switching between modes and fault-tolerant navigation capabilities.
- Supports various startup conditions, enabling quick response to in-flight power failure and reboot.
- Excellent adaptability to vibration, shock, and thermal composite environments.
- Comprehensive Built-In Test (BIT) design.
Performance Specifications
Parameter | Specification |
---|---|
Alignment Time | Ground alignment: ≤ 5 min, emergency alignment, ground alignment 30s + airborne alignment 10 min |
Position Accuracy (CEP) | Inertial: 1.5 nmile/6h; Inertial/Satellite Combined: After 15 min, 1.0 nmile/6h, ≤ 10m |
Speed Accuracy (RMS) | Inertial: ≤ 1 m/s (6h); Inertial/Satellite Combined: ≤ 0.2 m/s |
Attitude Angle Accuracy (RMS) | Inertial: ≤ 0.02° (6h); Inertial/Satellite Combined: ≤ 0.02° |
Heading Angle Accuracy (RMS) | Inertial: ≤ 0.05° (6h); Inertial/Satellite Combined: ≤ 0.05° |
Application Environment
Parameter | Specification |
---|---|
Operating/Storage Temperature (°C) | -55°C ~ +70°C |
Dynamic Range | Angular Velocity: ±300°/s, Acceleration: -30g ~ +30g |
Mechanical Characteristics | Shock Environment: Half-sine wave 20g, 11ms; Vibration Environment: Typical UAV vibration environment |
Physical Characteristics
Parameter | Specification |
---|---|
Dimensions (mm) | 175mm x 216mm x 175mm |
Mounting Method | Direct mounting (waist mount) or optional bracket mount (bottom mounting) |
Mounting Dimensions (mm) | Bracket mount dimensions: 224mm x 220mm (mounting hole: Ø8.5mm) |
Weight | Main unit ≤ 7.0kg; Bracket (optional) ≤ 1.5kg or customized |
External Interfaces
Parameter | Specification |
---|---|
Power Supply | 18V~36V DC, Power consumption ≤ 32W |
Input/Output Interfaces | 7 x RS-422, 1 x RS-232, 2 x CAN (FD), 1 x 1M 1553B, 1 x 4M 1553B |
Data Output Frequency | 200Hz (typical) |
Product Overview
Product Overview
The GN3-IMU1-120 fiber optic gyro strapdown navigation system is built on a fiber optic inertial navigation platform. This platform adopts a universal design philosophy, making it easy to adapt to customer requirements. It offers advantages such as short delivery times, high maturity, and excellent reliability.
Product Features
- Utilizes 120-series fiber optic gyroscopes and quartz flexible accelerometers.
- The 120-series fiber optic gyroscope zero bias stability is better than 0.005°/h (1σ).
- The accelerometer zero bias stability is better than 50μg (1σ).
- Supports both static and dynamic base alignment, with options for self-alignment, in-motion alignment, or handover alignment based on user requirements.
- Can integrate with various information sources such as satellites, laser speedometers, odometers, and altimeters for combined navigation, with strong interface expandability.
System Performance
Parameter | Vehicle Navigation | Vessel Navigation | Drone Navigation | Ship Local Reference |
---|---|---|---|---|
Position (CEP) | ≤ 0.1% D (Odometer Assisted) ≤ 0.1m (Differential GPS Assisted) | 1nm/8h (Odometer Assisted) ≤ 0.1m, Differential GPS Assisted | ≤ 0.8nmile/h | ≤ 1m (Relative) |
Speed (1σ) | ≤ 0.2m/s | ≤ 0.6m/s | ≤ 0.8m/s | ≤ 0.2m/s (Relative) |
Heading (1σ) | ≤ 0.5mil | ≤ 0.5mil | ≤ 0.5mil | ≤ 0.2mil (Relative) |
Attitude (1σ) | ≤ 0.02° | ≤ 0.02° | ≤ 0.02° | ≤ 0.01° (Relative) |
Alignment Time | 5min | 15-20min | 5min | 5min |
System Characteristics
Parameter | Specification |
---|---|
Power Consumption | ≤ 20W |
Dimensions | 335mm (L) x 200mm (W) x 146mm (H) |
Weight | 12kg |
Input Voltage | 18V ~ 32V |
Operating Temperature | -40°C ~ +65°C |
Shock | Half sine wave 30g, 11ms |
Vibration | GJB150.16A-2009.C.3 |
Interface Information | RS-422 x 2, RS-232 x 1, Ethernet, CAN bus, Odometer x 1, Altimeter, Speedometer |
Device Performance
Gyroscope | Specification | Accelerometer | Specification |
---|---|---|---|
Zero Bias Stability | ≤ 0.005°/h, 1σ | Zero Bias Repeatability | ≤ 50µg, 1σ |
Zero Bias Repeatability | ≤ 0.005°/h, 1σ | Zero Bias Stability | ≤ 100µg, 1σ |
Scale Factor | ≤ 30ppm, 1σ | Scale Factor Repeatability | ≤ 50ppm, 1σ |
Random Walk | ≤0.001°/, 1σ | Scale Factor Stability | ≤ 50ppm, 1σ |
Product Overview
The GN3-IMU1-70A is a dual-axis rotating inertial navigation system. It utilizes high-precision fiber optic gyroscopes and quartz-flexible accelerometers, suppressing navigation error divergence through rotational modulation. The system can output real-time data on position, velocity, attitude, angular rate, and linear acceleration. It reserves satellite receiver and barometric sensor module interfaces, allowing easy integration for user selection. With interfaces for celestial and visual navigation, the system supports various switchable navigation modes, including inertial, satellite, and atmospheric combinations, to meet the attitude control, navigation, and positioning needs of UAVs.
Product Features
- Long endurance with high-precision inertial navigation capability.
- Supports multiple switchable navigation modes including inertial, satellite, and atmospheric combinations.
- Excellent adaptability to vibration, shock, and thermal environments.
- Equipped with an in-situ self-calibration and maintenance function.
- Comprehensive Built-In Test (BIT) design for system health monitoring.
Performance Indicators
Parameter | Specification |
---|---|
Alignment Time | Ground normal alignment: ≤ 13min, emergency alignment, ground alignment 30s + air alignment 15min |
Position Accuracy (CEP) | Pure Inertial: 1 nmile / 12h |
Speed Accuracy (RMS) | Pure Inertial: 1 m/s / 12h |
Heading Alignment Accuracy (RMS) | ≤ 0.5° |
Heading Hold Accuracy (RMS) | ≤ 0.03° (12h) |
Attitude Hold Accuracy (RMS) | ≤ 0.015° (12h) |
Application Environment
Parameter | Specification |
---|---|
Operating/Storage Temperature | -55°C ~ +70°C |
Dynamic Range | Angular velocity: ±300°/s; Acceleration: -30g ~ +30g |
Mechanical Characteristics | Shock environment: Half sine wave 20g, 11ms |
Mechanical Characteristics | Vibration environment: Typical drone vibration environment |
Physical Characteristics
Parameter | Specification 1 | Specification 2 |
---|---|---|
Dimensions | 180mm x 228mm x 247mm | 180mm x 268mm x 250mm |
Mounting Type | Bracket Mounting | Aviation Bracket Mounting |
Mounting Dimensions | Bracket Mounting Dimensions: 200mm x 224mm; Flange Mounting Dimensions: 176mm x 198mm | Bracket Mounting Dimensions: 280mm x 190mm |
Weight | Main Unit: ≤ 12.5kg; Bracket: ≤ 1.5kg | Main Unit: ≤ 12.5kg; Bracket: ≤ 1.5kg |
External Interface
Item | Specification |
---|---|
Power Supply | 18V~36V DC, Power Consumption ≤ 36W, Power Interrupt ≤ 5ms |
Input/Output Interfaces | 7x RS-422, 1x RS-232, 2x CAN (FD), 1x 1M 1553B, 1x 4M 1553B |
Data Output Frequency | 200Hz (Typical) |
Product Overview
The HGL-IMU90 Series Inertial Navigation System is a high-precision laser strapdown inertial navigation system that is small in size, lightweight, highly accurate, and reliable. It is designed to meet the needs of long-duration autonomous navigation in complex environments. The system is suitable for various short-duration navigation, integrated navigation, guidance, and control applications. The heading alignment accuracy is better than ≤0.3 mil (1σ), and the pure inertial navigation accuracy is better than 0.5 nmile/h (CEP). The system can integrate satellite, radio, barometric altimeter, Doppler, and odometer data to achieve high-precision integrated navigation.
Product Features
- Lightweight and High Precision: The 15 kg class lightweight high-precision laser strapdown product, reduces weight by 40% compared to traditional systems.
- High-Precision Gyroscope and Accelerometer: Utilizes a high-precision three-axis laser gyroscope and quartz flexible accelerometer. The laser gyroscope zero-bias stability is better than 0.001°/h (1σ).
- Accelerometer Stability: The accelerometer zero-bias stability is better than 30 μg (1σ)
- Flexible Alignment Modes: Supports static and dynamic base alignment, with options for self-alignment, in-motion alignment, or hand-over alignment based on user requirements.
- Comprehensive Integration: Capable of integrating with various information sources such as satellite, odometer, altimeter, and star sensor, providing strong interface expandability for integrated navigation.
System Performance
Application | Position (CEP) | Velocity (1σ) | Heading (1σ) | Attitude (1°) | Alignment Time |
---|---|---|---|---|---|
Vehicle Navigation | ≤ 0.05% D (Odometer Assisted)≤ 0.1 m (Differential Satellite Assisted) | ≤ 0.2 m/s | ≤ 0.3 mil | ≤ 0.02° | 5 min |
Marine Navigation | ≤ 1 nm/24h (Odometer Assisted)≤ 0.1 m (Differential Satellite Assisted) | ≤ 0.6 m/s | ≤ 0.3 mil | ≤ 0.02° | 15-20 min |
UAV Navigation | ≤ 0.5 nmile/h | ≤ 0.6 m/s | ≤ 0.3 mil | ≤ 0.02° | 5 min |
Ship Local Reference | ≤ 1 m (Relative) | ≤ 0.2 m/s (Relative) | ≤ 0.1 mil (Relative) | ≤ 0.01° (Relative) | 5 min |
System Characteristics
Parameter | Specification |
---|---|
Power Consumption | ≤ 40W |
Dimensions | 300mm (L) x 250mm (W) x 220mm (H) |
Weight | 15kg |
Input Voltage | 18V ~ 32V |
Operating Temperature | -40°C ~ +65°C |
Mechanical Shock | Half sine wave, 30g, 11ms |
Mechanical Vibration | GJB150.16A-2009.C.3 |
Interface Information | RS-422 x2, RS-232 x1, Ethernet interface, CAN bus interface, Odometer interface x1, Altimeter interface, Speedometer interface |
Device Performance
Parameter | Gyroscope | Accelerometer |
---|---|---|
Bias Stability | ≤ 0.001°/h, 1σ | ≤ 30μg, 1σ |
Bias Repeatability | ≤ 0.001°/h, 1σ | ≤ 30μg, 1σ |
Scale Factor | ≤ 5ppm, 1σ | ≤ 50ppm, 1σ |
Random Walk | ≤ 0.0005°/√h,1σ | — |
Product Overview
GN3-IMU2-10 Laser Strapdown Inertial Navigation System is a compact and high-precision system designed to meet the demands of autonomous navigation in complex environments. It is lightweight, small in size, highly accurate, and reliable. The system is suitable for various navigation, integrated navigation, guidance, and control applications. It can integrate satellite, radio, barometric altimeter, Doppler, and other information sources to achieve high-precision integrated navigation.
Product Features
- 3.6kg class laser strapdown inertial navigation system
- Utilizes high-precision three-axis laser gyroscopes and quartz flexible accelerometers
- Capable of ground shake base alignment and airborne alignment
- Offers flexible alignment options including self-alignment, in-motion alignment, or transfer alignment based on user requirements
- Can integrate with satellite, Doppler, altimeter, radio, star sensors, and other information sources for combined navigation, with strong interface expandability
Performance Specifications
Parameter | Class I | Class II |
---|---|---|
Position Accuracy | 0.5 nmile/h (CEP) | 0.8 nmile/h (CEP) |
Velocity Accuracy | 0.5 m/s (RMS) | 0.8 m/s (RMS) |
Heading Alignment Accuracy | ≤ 0.02 ° (1σ) | ≤ 0.04 ° (1σ) |
Heading Hold Accuracy (Pure Inertial) | ≤ 0.005°/h (1σ) | ≤ 0.008°/h (1σ) |
Heading Hold Accuracy (Integrated Navigation) | ≤ 0.005° (1σ) | ≤ 0.005°(1σ) |
Attitude Alignment Accuracy (Pure Inertial) | 0.003° (1σ) | 0.005°(1σ) |
Attitude Hold Accuracy (Pure Inertial) | ≤ 0.003°/h (1σ) | ≤ 0.005°/h(1σ) |
Attitude Hold Accuracy (Integrated Navigation) | ≤ 0.003° (1σ) | ≤ 0.005° (1σ) |
Environmental Conditions
Parameter | Specification |
---|---|
Operating/Storage Temperature (℃) | -40°C ~ +60°C (Operational after startup at -50°C) / -55°C ~ +70°C |
MTBF (Mean Time Between Failures) | 2500 hours |
Dynamic Range | Angular velocity: ±400°/s; Acceleration: ±30g |
Mechanical Characteristics | Mechanical shock: Half sine wave, 20g, 11ms; Vibration: GJB150.16A-2009.C.3; GJB1032 Random vibration spectrum |
Physical Characteristics
Parameter | Specification |
---|---|
Dimensions | 185mm x 139.5mm x 110mm |
Mounting Dimensions | 237mm x 176mm x 122mm |
Weight | Main unit: 3.9kg; Bracket: 0.4kg |
Waterproof Rating | IP67 |
External Interfaces
Parameter | Specification |
---|---|
Power Supply | 18V ~ 36V DC |
Power Consumption | ≤ 27W |
Input/Output Interfaces | 3x RS-422×3,1x RS-232, 1x LVTTL sync input, 1x differential sync input, 1x differential sync output |
Data Output Frequency | 200Hz |
Product Overview
The GN-V-MC01 LiDAR point cloud map matching and environmental perception device can achieve high-precision map matching positioning, online precise mapping, typical target recognition and tracking, and relative distance measurement, based on inertial navigation information, satellite navigation information, and LiDAR/camera information. This device features high precision, strong versatility, and high reliability. It is capable of meeting the real-time environmental perception needs of autonomous vehicles, autonomous follow-up tasks, and other similar applications.
Product Features
- High precision: The relative positioning accuracy is better than 0.1m, and the absolute positioning accuracy in high-precision map matching is better than 1m.
- Strong versatility: The product adopts a standard 6U chassis design, which facilitates user product configuration.
- Highly expandable interfaces: It supports plug-and-play integration with various information sources such as satellites, LiDAR, visible light cameras, etc.
- Strong environmental adaptability: It meets the vibration, shock, and temperature requirements of various unmanned vehicles, drones, and unmanned ships.
System Performance
Parameter | General Map-Assisted Navigation | High-Precision Map-Assisted Navigation | Target Recognition Accuracy | Designated Target Relative Measurement Distance |
---|---|---|---|---|
Position (CEP) | 10m | 1m | 95% | 0.1m, within 50m |
Preparation Time | 5min | 5min | 5min | 5min |
System Characteristics
Parameter | Specification |
---|---|
Power Consumption | ≤ 200W |
Dimensions | 6U chassis |
Weight | 15kg |
Input Voltage | 18V ~ 32V, DC / 220V, AC (optional) |
Operating Temperature | -40°C ~ +65°C |
Shock | Half-sine wave 30g, 11ms |
Vibration | GJB150.16A-2009.C.3 |
Interface Information | RS-422: RS-232; Ethernet interface; CAN bus interface; Odometer interface; Altimeter interface; Speedometer interface |
Product Overview
The GN-V-MC02 is an aerial inertial-visual navigation product, primarily consisting of inertial navigation, visible light cameras, infrared cameras, and AI data processing circuits. It is based on optical imaging and inertial measurement principles to provide unmanned aerial vehicles (UAVs) with a combination of inertial/visual attitude, velocity, position information, as well as angular velocity and acceleration data.
This product integrates the artificial intelligence technology that has brought groundbreaking changes to the image and video recognition fields into the UAV navigation domain. Through the fusion of inertial and machine vision data, it enables high-precision real-time measurement of the aircraft’s motion parameters. It provides a complete solution for autonomous guidance and navigation of UAVs throughout their flight profiles—takeoff, cruise, and landing—without relying on satellites.
Product Features
- Provides autonomous navigation information for UAVs during the entire mission profile, including takeoff, cruise, and landing.
- AI-based all-weather autonomous runway recognition at airports, enabling emergency landings at unfamiliar airports.
- Flexible installation for forward and downward views, with the ability to integrate additional payloads such as pod-mounted cameras.
- Applicable in diverse environments such as gobi deserts, mountainous regions, and urban areas.
- Independent of satellites and predefined maps, ensuring operational flexibility.
- Integrated design of imaging and navigation systems.
- Strong adaptability to aerial environments.
- High-precision inertial/visual information fusion for enhanced accuracy.
- Fusion of visible light and infrared imagery, with SDI standard video output.
- Real-time display of target detection results.
Performance Indicators
State | Effective Range | Navigation Accuracy |
---|---|---|
Takeoff | Before liftoff | 1.0m (1σ, lateral accuracy) |
Cruising | 1km~8km (relative altitude) | 20m + 1%H (1σ, horizontal positioning accuracy, H is the relative altitude of the aircraft above the ground) |
Landing | Forward distance: 5km~stop (runway width no less than 45m) | 1.0m + 1%D (1σ, lateral accuracy, D is the horizontal distance between the aircraft and the runway endpoint) |
Application Environment
Parameter | Specification |
---|---|
Operating Temperature | -40°C ~ +60°C |
Storage Temperature | -45°C ~ +65°C |
System Preparation | Static base alignment time: 5 minutes |
Field of View (Visible Light) | 57.80° x 34.50° |
Field of View (Infrared) | 35.83° x 27.26° |
Physical Characteristics
Parameter | Specification |
---|---|
Dimension | 179mm x 140mm x 126mm |
Weight | ≤ 2.0kg |
Forward Installation Dimensions | 10-M3x8mm Thread Hole |
Downward Installation Dimensions | 4-M4x8mm Thread Hole |
External Interfaces
Parameter | Specification |
---|---|
Power Supply | 28V, adjustable range 24V~36V |
Power Consumption | ≤ 40W |
User Connector | F104Z19K092-140, provides power and communication |
Debug Connector | F104Z19K086-240, for software upgrade |
Standard SMA Connectors | 1920×1080 @ 30Hz SDI Video Output |
Communication Interface (RS422 Serial Port) | Multiple RS422 serial ports |
Inertial Information Input | 200Hz |
Flight Control Command Input | 5Hz |
Inertial/Visual Navigation Information Output | 100Hz |
Product Overview
The GN3-IMU3-10 is a compact, high-precision MEMS-based product, consisting of three high-precision MEMS gyroscopes, three high-precision MEMS accelerometers, a microprocessor, and a satellite receiver. It is suitable for various applications, including combined navigation, short-term pure inertial navigation, guidance, and control.
Product Features
- Compact size, lightweight, and low power consumption, making it highly flexible for various applications.
- A modular product with optional gyroscope, accelerometer, and satellite receiver configurations.
- Equipped with a self-test function, which automatically enters working mode after the self-test is completed.
- The working mode supports combined navigation and inertial navigation capabilities, capable of outputting position, speed, attitude, angular rate, and acceleration information.
- Includes a service mode with features such as uploading and downloading programs, changing configurations, and performing self-diagnosis.
Performance Indicators
Parameter | High Precision | Medium Precision |
---|---|---|
Alignment Time (min) | 1min~5min | 1min~5min |
Combined Navigation (1σ) Position Accuracy (m) | Horizontal: 10; Vertical: 15 | Horizontal: 10; Vertical: 15 |
Combined Navigation (1σ) Velocity Accuracy (m/s) | Horizontal: 0.1; Vertical: 0.2 | Horizontal: 0.1; Vertical: 0.2 |
Combined Navigation (1σ) Attitude Accuracy (°) | Horizontal: <0.3; Heading/Manoeuvre: <0.4 | Horizontal: <0.3; Heading/Manoeuvre: <0.4 |
Satellite Interruption 1min (1σ) Position Accuracy (m) | 45 | 60 |
Satellite Interruption 1min (1σ) Velocity Accuracy (m/s) | 1.5 | 2.5 |
Satellite Interruption 1min (1σ) Heading Accuracy (°) | 0.5 | 0.6 |
Satellite Interruption 1min (1σ) Horizontal Attitude Accuracy (°) | 0.4 | 0.5 |
Environmental Conditions
Parameter | Specification |
---|---|
Operating/Storage Temperature (℃) | -40~+60 |
MTBF (hours) | 2000 |
Mechanical Characteristics | Vibration: 6.06g, Shock: 80g/1ms |
Physical Characteristics
Parameter | Specification |
---|---|
Dimensions | 60.6mm x 51.6mm x 33mm (including mounting) |
Mounting Dimensions | 53.6mm x 44.6mm |
Weight | ≤130g (excluding antenna) |
External Interfaces
Parameter | Specification |
---|---|
Power Supply | +4.5V ~ +36V |
Power Consumption | ≤ 4.5W (excluding antenna, antenna power consumption ≤ 0.5W) |
Input/Output Interface | RS422A |
Data Output Frequency | 200Hz |
Product Overview
The Enhanced Combined Navigation GN3-IMU3-50 is a compact yet high-performance micro-electromechanical inertial system (MEMS). It integrates a dual-antenna, multi-frequency GNSS receiver and is equipped with proprietary combined navigation fusion algorithms. This enables the system to provide continuous, accurate, and reliable positioning even in complex GNSS environments. The product can output real-time calculated information such as the platform’s position, attitude, and speed, and offers a standardized user protocol with good scalability. It is designed to meet a variety of combined navigation applications, particularly suitable for unmanned aerial vehicles (UAVs), vehicle navigation, surface vessels, and other moving platforms requiring navigation and control.
Product Features
- Multiple operating modes, including combined navigation, AHRS, and vertical gyroscope.
- High bandwidth with 400Hz data update rate.
- Rich external interfaces: RS232, RS422, CAN.
- Compact size and lightweight.
Performance Specifications
Parameter | Specification | |
---|---|---|
Heading Accuracy (Single-point) | 0.2° (RMS) | |
Attitude | Heading Accuracy (Dual Antenna 2m Baseline) | 0.2° (RMS) |
Attitude Accuracy | <0.1° (RMS | |
Position | RTK | 1cm + 1ppm (CEP) |
Single Point Positioning | 1.5m (CEP) | |
Range | ±450°/s | |
Gyroscope | Non-linearity | 500ppm |
Zero Bias Stability | ≤10°/h (1σ) | |
Range | ±8g (Optional 20g, 40g) | |
Accelerometer | Zero Bias Stability | ≤100µg |
Non-linearity (Full Range) | 1500ppm | |
Range | 6 Gauss | |
Magnetic Sensor | Resolution | 120 µGauss |
In-band Noise (RMS) | 50 µGauss |
Performance Specifications
Parameter | Specification | |
---|---|---|
Range | 1100mbar | |
Altitude Sensor | Resolution | 0.1mbar |
Absolute Measurement Accuracy | 1.5mbar | |
Power Supply | Power Supply | 9~36V DC |
Power Consumption | ≤1.5W @12V DC | |
Interface Characteristics | Data Transmission Rate | 400Hz@460,800 baud rate |
Electrical Interface | RS232/RS422/CAN | |
Environmental Conditions | Operating Temperature | -40~+70°C |
Storage Temperature | -55~+85°C | |
Physical Characteristics | Dimensions | 45.3 x 45.3 x 35.2mm |
Physical Characteristics
Parameter | Specification |
---|---|
Dimensions | 38.6mm x 44.8mm x 21.5mm |
Installation Dimensions | 35.9mm x 29.3mm |
Weight | ≤ 70g |
External Interfaces
Parameter | Specification |
---|---|
Power Supply | +5V |
Power Consumption | Typical 1.7W @ 5V, 25°C; Max 2.5W |
Input/Output Interface | RS422A |
Data Output Frequency | 1000Hz |
Product Overview
The GN-NRP15 comprehensive navigation processing equipment for launch reference is used to provide precise, continuous, and smooth navigation reference information for missile alignment. It is capable of receiving data from multiple inertial navigation devices, performing functions such as synchronization, smoothing, redundancy monitoring, and diagnostics of multiple inertial navigation data sources. It can send high-real-time reference navigation data, such as dual-redundant synchronous RS-422, dual-redundant Gigabit Ethernet, and dual-redundant fiber optic Ethernet, to weapons control stations, launch management equipment, etc. This product is characterized by high precision, strong versatility, and high reliability, meeting the application needs of various launch platforms, including naval vessels, vehicle-mounted systems, and container-based platforms.
Product Features
- Real-time provision of launch reference information: Continuous working time exceeds 120 hours after a single startup; redundant inertial navigation data diagnosis and isolation time is less than 5ms; synchronization information time delay does not exceed 0.1ms.
- Strong versatility: Utilizes a standard 3U/4U chassis design, which is convenient for user product configuration.
- Highly expandable interfaces: Provides dual-redundant synchronous RS-422, dual-redundant Gigabit Ethernet, and dual-redundant fiber optic Ethernet interfaces, meeting the application needs of different launch systems.
- Strong environmental adaptability: Capable of withstanding the vibration, shock, and temperature environments of various launch platforms.
System Characteristics
Parameter | Specification |
---|---|
Power Consumption | ≤ 100W |
Dimensions | 3U/4U chassis |
Weight | 10kg |
Input Voltage | 18V~32V DC, 220V AC (optional) |
Operating Temperature | -40°C~ +65°C |
Shock | Half sine wave 30g, 11ms |
Vibration | GJB150.16A-2009.C.3 |
Interface Information | Ethernet interface; Synchronous 422 interface; Fiber optic Ethernet interface; Pulse per second interface; Inertial navigation device interface; Ship’s integrated navigation interface |
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More details you need to know about Inertial Measurement Unit (IMU)
Advantages of Inertial Measurement Units (IMUs)
IMUs are valuable tools because they offer several advantages over traditional navigation methods, including:
Independence from External Signals: Unlike GPS, IMUs do not rely on external signals for operation. This makes IMUs essential in environments where GPS signals are weak or unavailable, such as underwater, inside buildings, or during military operations.
High Precision: IMUs can provide highly accurate measurements of position, velocity, and orientation. The high precision is critical for applications in aerospace, defense, autonomous vehicles, and robotics, where errors in measurement can lead to mission failure or system malfunctions.
Compact and Lightweight: Modern IMUs are typically compact, lightweight, and easy to integrate into a wide range of systems, from consumer electronics to high-performance aerospace systems.
Real-time Data: IMUs provide continuous, real-time measurements. This feature is vital for dynamic systems that need to adjust their behavior instantly based on changes in motion, such as autonomous vehicles, drones, or robots.
Durability and Reliability: Many IMUs are designed to operate in harsh environments, withstanding extreme temperatures, vibrations, and shocks. This makes them suitable for demanding industries like aerospace, defense, and marine navigation.
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Applications of Inertial Measurement Units (IMUs)
IMUs are used across many industries where precise motion tracking and orientation control are required. Some of the key application areas include:
Aerospace: IMUs are used in aircraft, spacecraft, and satellites for attitude control, navigation, and stabilization. They are integral to flight management systems and spacecraft guidance systems.
Automotive: IMUs play a critical role in vehicle stability control systems (VSC), autonomous driving systems, and advanced driver assistance systems (ADAS). They provide real-time data on vehicle movement and orientation, helping systems make rapid decisions for enhanced safety.
Marine: IMUs are widely used in marine navigation systems, such as in submarines, ships, and underwater drones. They ensure accurate positioning even when GPS signals are not available.
Robotics: IMUs are used in robots to track motion and orientation, enabling precise navigation and autonomous operation. From industrial robots to drones, IMUs help robots perform tasks with accuracy and reliability.
Military and Defense: IMUs are crucial in missile guidance systems, drones, and other military applications. Their high accuracy, real-time data, and ability to function in GPS-denied environments make them indispensable in defense technology.
Consumer Electronics: IMUs are found in smartphones, tablets, wearables, and gaming devices, where they are used for motion tracking, navigation, and gesture recognition.

How to Choose the Right Inertial Measurement Unit (IMU)
When selecting an IMU, several factors should be considered:
Precision and Accuracy: Consider the level of accuracy required for your application. High-precision IMUs are necessary for aerospace and military applications, while lower precision models may be sufficient for consumer electronics or automotive systems.
Environmental Factors: Assess the environmental conditions in which the IMU will operate. Some IMUs are designed to withstand extreme temperatures, shock, and vibration, while others are more suited for controlled environments.
Size and Power Constraints: Choose an IMU that fits within the size and power limitations of your system. Smaller and more efficient IMUs are ideal for portable devices, while larger units may be required for industrial or military applications.
Cost and Performance Trade-offs: IMUs vary widely in cost depending on their performance capabilities. Higher-end models offer better precision and more features but come at a higher cost.

Why Choose Our Inertial Measurement Unit (IMU)?
By choosing GYRONAVI‘s Inertial Measurement Unit (IMU), you will gain access to a range of unique advantages that ensure the success of your projects based on high precision, stability, and reliability. We not only provide high-performance products but also promise comprehensive technical support and tailor-made solutions to meet the demanding requirements of various industries.
Industry-Leading Precision and Reliability
GYRONAVI‘s IMUs utilize the most advanced sensor technology, including high-precision accelerometers and gyroscopes, combined with our unique sensor fusion algorithms. This enables our IMUs to maintain exceptional measurement accuracy over time, effectively minimizing drift and error accumulation. In high-end applications, such as aerospace, autonomous driving, and military navigation, the precision and reliability of the IMU are crucial. GYRONAVI‘s IMUs provide the most accurate and stable motion and orientation data for your systems, ensuring efficient operation over the long term.
Powerful Environmental Adaptability
GYRONAVI‘s IMUs are designed to perform exceptionally well under a wide range of extreme environmental conditions, whether it’s high or low temperatures, high pressure, strong vibrations, or harsh electromagnetic environments. We specialize in developing IMUs that not only meet industry standards but exceed customer expectations, especially in high-durability applications like aerospace, defense, and deep-sea exploration. Whether in complex underground environments, space exploration, or high-speed autonomous driving, our IMUs will deliver outstanding performance.
Highly Integrated and Compact Design
GYRONAVI‘s IMUs feature a compact design that integrates multiple sensors in a very small space, while maintaining low power consumption. This design allows our IMUs to be widely applied in miniaturized devices such as smartphones, wearables, and drones, while also meeting the needs of large-scale applications like autonomous vehicles and industrial robots. Our IMUs not only offer flexibility in terms of space but also ensure high performance and long-lasting stable operation.
Exceptional Sensor Fusion Technology
GYRONAVI‘s IMUs are equipped with advanced sensor fusion technology that efficiently processes data from multiple sensors, including accelerometers, gyroscopes, and magnetometers, in real-time. Through fusion algorithms, the IMU compensates for errors from each sensor, enhancing the overall system’s accuracy and stability. For applications that require high reliability and precision, particularly in autonomous driving, intelligent robotics, and aerospace, GYRONAVI‘s IMUs are undoubtedly the ideal choice.
Customized Solutions to Meet Diverse Needs
Every industry and application scenario has different technical requirements, and GYRONAVI fully understands this. Therefore, we offer tailor-made inertial measurement unit solutions. By collaborating closely with customers, we can provide the best IMU version for your specific needs. For example, for low-power, high-precision portable devices, we provide ultra-compact IMUs; for applications in high-speed motion or high-vibration environments, we offer reinforced, high-temperature-resistant IMUs, ensuring optimal performance in specific scenarios.
Reliable After-Sales Support and Technical Service
Choosing GYRONAVI means not only purchasing high-quality products but also benefiting from our comprehensive technical support and after-sales services. Our experienced technical team is available to provide installation assistance, debugging, and consultations during product use. Should you encounter any technical issues, we respond quickly and provide effective solutions.
Our products perform exceptionally well in these fields.

Drone Industry
Our products are widely used in the drone industry, providing precise navigation and stability solutions. Whether for commercial, industrial, or military applications, our advanced sensors and systems enhance the performance and reliability of unmanned aerial vehicles (UAVs).

Autonomous Driving Industry
Our products play a crucial role in the autonomous driving industry, providing essential navigation, sensing, and stability solutions. With advanced gyroscopes and inertial measurement units (IMUs), our systems ensure precise control and reliable performance for autonomous vehicles in various environments.

Aerospace Industry
Our products are essential in the aerospace industry, offering high-precision navigation and stability solutions for both spacecraft and satellite systems. With advanced gyroscopes and inertial navigation systems, we provide the reliability needed for critical aerospace applications, ensuring precise performance in even the most demanding conditions.

Aviation Industry
Our products are integral to the aviation industry, providing high-precision navigation and stability solutions for aircraft systems. With advanced gyroscopes and inertial measurement units (IMUs), we ensure reliable performance in flight control, navigation, and guidance systems, enhancing safety and operational efficiency.

Defense and Military Industry
Our products are critical in the defense and military industry, offering precise navigation, stabilization, and guidance solutions for various military applications. From missile guidance systems to unmanned vehicles, our high-precision gyroscopes and inertial navigation systems ensure reliable performance in demanding and high-risk environments.

Maritime Navigation and Detection Industry
Our products are vital in the maritime navigation and detection industry, providing precise and reliable solutions for underwater and surface vessels. With advanced gyroscopes and inertial navigation systems, we support accurate positioning, navigation, and detection, ensuring safe and efficient operations in challenging marine environments.

Rail Transit Industry
Our products are essential in the rail transit industry, providing reliable navigation and stability solutions for trains and other rail vehicles. With high-precision gyroscopes and inertial navigation systems, we ensure safe, efficient, and accurate operation of rail systems, supporting both on-board control and infrastructure management.

Space Exploration Industry
Our products are crucial in the space exploration industry, offering precise navigation and orientation solutions for spacecraft, rovers, and satellites. With advanced gyroscopes and inertial measurement units (IMUs), we ensure reliable performance in the extreme conditions of space, supporting accurate positioning and stability during missions to explore the universe.

Geological Exploration Industry
Our products play a key role in the geological exploration industry, providing accurate and reliable navigation and measurement solutions for surveying equipment, drilling systems, and exploration vehicles. With high-precision gyroscopes and inertial navigation systems, we ensure precise positioning and stability, even in challenging and remote environments.
After-Sales Service
At GYRONAVI, we understand that reliability and precision are crucial in the field of inertial navigation systems. That’s why we not only provide cutting-edge products but also offer a robust after-sales support structure designed to keep your systems running smoothly, ensuring uninterrupted business operations. With our 7 days, 12 hours service and 3-year warranty, you are not just buying products — you’re securing a long-term partnership for continuous support and success.
Why Choose Our After-Sales Service?
- 12-Hour Technical Issue Resolution: We guarantee to resolve your product’s technical issues within 12 hours.
- 3-Year Warranty: All products come with a comprehensive 3-year warranty for peace of mind.
- Expert Technical Support: Our team is ready to assist with any technical queries or issues regarding our products.
- Global Service Network: We provide tailored support with fast response times, no matter where you’re located.
- Spare Parts Availability: A well-stocked inventory ensures quick replacement of parts to minimize downtime.

FAQs
What types of IMUs are available?
There are several types of IMUs, including low-cost MEMS-based IMUs, medium-grade IMUs for automotive and robotics, and high-performance IMUs used in aerospace and military applications.
What is the difference between an IMU and a GPS?
While IMUs measure motion and orientation, GPS provides position data. IMUs are used for accurate short-term measurements when GPS signals are not available or reliable.
What are magnetometers used for in an IMU?
Magnetometers measure the magnetic field and are used to correct orientation data, helping IMUs maintain accurate heading or direction.
What is sensor fusion in IMUs?
Sensor fusion is the process of combining data from multiple sensors, such as accelerometers, gyroscopes, and magnetometers, to improve the accuracy and reliability of IMU measurements.
What is drift in an IMU?
Drift refers to the gradual accumulation of errors over time in the measurements provided by an IMU, especially for position and orientation data.
Can an IMU be integrated with other sensors?
Yes, IMUs can be integrated with other sensors, such as barometers, magnetometers, and GPS units, to improve overall system performance.
What is the difference between a 2D and 3D IMU?
A 2D IMU measures motion and orientation in two axes, while a 3D IMU measures in three axes, providing more comprehensive data.
How can IMU drift be minimized?
IMU drift can be minimized by using sensor fusion techniques, periodic calibration, and combining data from other positioning systems such as GPS.
Can an IMU resist electromagnetic interference?
GYRONAVI’s IMUs are designed to resist electromagnetic interference through shielding techniques and optimized design, ensuring stable performance in noisy environments.
Can an IMU provide continuous tracking over long periods?
Yes, IMUs can provide long-term tracking, especially in GPS-denied environments. By combining data from other sensors, IMUs can maintain accurate position and orientation for extended periods.
Get Your Customized Motion Control Solutions Today
Choosing GYRONAVI’s Inertial Measurement Unit (IMU) means selecting high precision, high stability, environmental adaptability, and cost-effectiveness. No matter how harsh your operating environment or how unique your requirements, we can offer tailored solutions that ensure the most accurate and reliable measurements. Additionally, we are committed to providing world-class technical support and after-sales service, ensuring the long-term stable operation of your products.By choosing GYRONAVI, you are not just selecting a supplier, but a comprehensive partner committed to providing continuous support and efficient solutions for your projects. Contact us now to experience our custom-designed, high-performance Inertial Measurement Unit (IMU) products and take your business to greater success!