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Technology

Powerful. Affordable. Unique 3D capabilities.

Gradient Magnetostatic Sensing Technology principles

Patented technology

ami (Advanced Magnetic Interaction) the start-up pioneering Augmented Interaction™ thanks to its unique technology protected by more than 130 international patents and based on 60 years of R&D in magnetometry at CEA LETI, a world-renowned institute for micro-nanotechnologies.

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Advanced 3D Performances

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3D Position accuracy

Up to 0.2 mm
with 0.1mm resolution
Absolute positionning
(no drift)

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Range

Up to 20 cm
distance from the sensors

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Report rate

Up to 500 Hz
frame rate

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3D orientation accuracy

Up to 0.5° with
0.1° resolution

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Range on orientation

360°
detection range

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Low latency

5 ms
latency

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RF, touch & wireless charging interference-proof

As it is not based on electromagnetism, ami's technology cannot be affected by radio frequencies (RFID, NFC, BLE, WIFI, 5G.....).

The ami technology is also compatible with existing touch surfaces and allows a transparent palm rejection.

ami technology features

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Easy integration

Simple magnet, flexible integration
No light/object obstruction compared to optical technology
Can be hidden in non magnetic material
Mechanics and electronics part can be independent

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Redundancy benefits

Dynamic sensor use
Sensor default and saturation compensation

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Compatibility

Compatible with electronical technologies
Compatible with capacitive technologies

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Magnetic immunity

Sensor thermal drift and magnetic choc drift compensation
Magnetic environment compensation
Far sources like earth field
Local perturbations as hard iron effect/magnet

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Use cases

Object tracking

  • Navigating

  • Scrolling

  • Clicking

  • Writing

  • Painting

  • Pointing

  • Playing

  • ...

Human to machine interface

  • Mouse

  • Dial

  • Stylus

  • Paintbrush

  • Pointer

  • Joystick

  • ...