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IMPROVE THE INNOVATION Today: High Performance Inertial Measurement Systems WWW.FEDERICOLOLLI.C OM

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Page 1: IMPROVE THE INNOVATION Today: High Performance Inertial Measurement Systems  LI.COM

IMPROVE THE INNOVATION

Today: High Performance Inertial Measurement

Systems

WWW.FEDERICOLOLLI.COM

Page 2: IMPROVE THE INNOVATION Today: High Performance Inertial Measurement Systems  LI.COM

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Inertial Sensors & Co• Accelerometer• Gyroscope• Magnetometer• GPS• Barometer Inertial Measurement Unit (IMU)

Attitude, heading reference sensor (AHRS)

Page 3: IMPROVE THE INNOVATION Today: High Performance Inertial Measurement Systems  LI.COM

WWW.FEDERICOLOLLI.COM

Inertial Measurement Unit (IMU)

• 6 degrees of freedom (DOF)• Combines 3 accelerometers and 3

gyroscopes• Outputs 3 linear accelerations and

3 angular rates• Used for positioning

Page 4: IMPROVE THE INNOVATION Today: High Performance Inertial Measurement Systems  LI.COM

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Attitude, Heading Reference Sensor (AHRS)

• Combines 3 accelerometers, 3 gyros and 3 magnetometers

• Outputs pitch, roll and yaw, Quaternion, orientation matrix

• Used for navigation • Include sensor fusion algorithms

Page 5: IMPROVE THE INNOVATION Today: High Performance Inertial Measurement Systems  LI.COM

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Sensor calibration• calibration as this is the key to obtaining

the best performance out of the inertial sensors that we manufacture.

• Temperature calibration• Magnetometer accelerometer and

gyro calibration• the internal algorithm can estimate

some stochastic errors

Page 6: IMPROVE THE INNOVATION Today: High Performance Inertial Measurement Systems  LI.COM

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Sensor calibration

Page 7: IMPROVE THE INNOVATION Today: High Performance Inertial Measurement Systems  LI.COM

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X-100

Page 8: IMPROVE THE INNOVATION Today: High Performance Inertial Measurement Systems  LI.COM

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X-100 Performance

• Algorithms @ 2kHz.• High-performance EKF• Tuned for performance under vibrations and

magnetic distortions• sensor fusion technology

Page 9: IMPROVE THE INNOVATION Today: High Performance Inertial Measurement Systems  LI.COM

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ApplicationsPlatform stabilization

Navigation of unmanned vehiclesBiomedical research

Sports training and enhancementMapping

Vehicle dynamics studiesAntenna pointing

Oceanography – wave heightInertial tracking

GPS aidingRobotic control

Page 10: IMPROVE THE INNOVATION Today: High Performance Inertial Measurement Systems  LI.COM

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VSAT pointing

Page 11: IMPROVE THE INNOVATION Today: High Performance Inertial Measurement Systems  LI.COM

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Stabilization and Navigation of UAVs

Page 12: IMPROVE THE INNOVATION Today: High Performance Inertial Measurement Systems  LI.COM

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Platform stabilization

Page 13: IMPROVE THE INNOVATION Today: High Performance Inertial Measurement Systems  LI.COM

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Structure analysis and deflection

Page 14: IMPROVE THE INNOVATION Today: High Performance Inertial Measurement Systems  LI.COM

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Thank you

Any Questions?