Wearables for AR/VR

January 2022 - June 2022

One of my research projects involved building wearables to augment input and hand tracking in AR/VR applications.
The paper was presented at CHI23.
Credits to the SIP Lab at ETH Zürich

Specifications:

  • Reconfigurable hardware, that can be used in different settings

  • UART/USB and BLE streaming of high frequency 6 DOF IMU data (1677 Hz wired, 400 Hz wireless)

  • Driver for haptic feedback

  • LEDs, Buttons & Co

V0: Board and haptic expansion

  • NRF52832 MCU with chip antenna

  • 1 x 16bit Accelerometer

  • 1 x 16bit 6dof IMU

    1 x pressure sensor

  • 2 x SPI expansion connectors

  • Lipo and charging

  • 1x button, 5x LEDs

  • 1x expansion port ( ex: for the haptic driver expansion board)

V1: More BLE TX power and integrated haptics

  • Ublox NINA module with NRF52840 MCU:

  • 1 x Magnetometer

  • 1 x 16bit 6dof IMU

  • 1 x pressure sensor

  • 2 x SPI expansion connectors

  • Lipo and charging

  • 1 x button, 5x LEDs

  • 1 x expansion port

  • 1 x FET driver

  • 1 x Audio Amplifier

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