Meta platforms technologies, llc (20240134447). SCANNING DISPLAY WITH EYE-TRACKING simplified abstract

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SCANNING DISPLAY WITH EYE-TRACKING

Organization Name

meta platforms technologies, llc

Inventor(s)

Mohamed Tarek Ahmed El-haddad of Redmond WA (US)

Babak Amirsolaimani of Redmond WA (US)

Francesco Larocca of Kirkland WA (US)

Yang Yang of Redmond WA (US)

Junjie Hu of Bellevue WA (US)

SCANNING DISPLAY WITH EYE-TRACKING - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240134447 titled 'SCANNING DISPLAY WITH EYE-TRACKING

Simplified Explanation

The patent application describes a system where image light and infrared light are directed to a display waveguide to present a virtual image to an eyebox region.

  • Display light source generates image light
  • Infrared light source emits infrared light
  • Scan directs image light and infrared light to input coupler of display waveguide
  • Display waveguide presents image light as virtual image to eyebox region

Potential Applications

This technology could be used in:

  • Augmented reality headsets
  • Military displays
  • Medical imaging devices

Problems Solved

  • Providing a clear virtual image to the user
  • Combining image light and infrared light efficiently
  • Ensuring visibility of the virtual image in various lighting conditions

Benefits

  • Enhanced user experience
  • Improved visibility in different environments
  • Efficient use of light sources

Potential Commercial Applications

Optimizing Virtual Image Presentation in Display Waveguides

Possible Prior Art

Prior art may include:

  • Existing display waveguide technologies
  • Infrared light applications in imaging devices

Unanswered Questions

How does this technology impact battery life in portable devices?

The article does not address the potential impact of this technology on battery life in devices where it is implemented.

What are the potential safety concerns related to the use of infrared light in this system?

The article does not discuss any safety considerations or precautions related to the use of infrared light in the described system.


Original Abstract Submitted

image light is generated with a display light source. the image light is visible. an infrared light source emits infrared light. a scan directs the image light and the infrared light to an input coupler of a display waveguide and the display waveguide presents the image light to an eyebox region as a virtual image.