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Engineering study

AssistiveNavigation Wearable

Obstacle awareness for visually impaired users without a phone in hand

Close view of an eye reflecting a camera lens
Reference visual

This is a concept study that shows how RoboFab would engineer this kind of systemIt is not a delivered client project and its images are reference visuals

01The problem

A cane cannot detect obstacles at head heightor tell a user what is ahead

02The approach

  1. 01A lightweight wearable camera runs an obstacle and sign detection model
  2. 02Haptic and audio feedback guide the user
  3. 03A companion app adjusts sensitivity and alerts

03Architecture

Systemarchitecture

System architecture

Wearable cameraDetection modelHaptic feedbackAudio cuesCompanion app

Technologies

  • Edge AI
  • Object detection
  • Haptic drivers
  • Battery management
  • Companion app

A delivery would include

  • Wearable industrial design
  • Edge model development
  • Feedback electronics
  • Companion app

04Value

The valueit creates

  • More independence

    Awareness of obstacles a cane cannot reach

  • Hands free

    Feedback without holding a phone

  • Personal settings

    Alerts tuned to each user

Hand holding a small WiFi module in front of codeReference visual

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