• Patent Title: Backlit transparent display, transparent display system, and method
  • Application No.: US17734951
    Application Date: 2022-05-02
  • Publication No.: US11635619B2
    Publication Date: 2023-04-25
  • Inventor: David A. Fattal
  • Applicant: LEIA INC.
  • Applicant Address: US CA Menlo Park
  • Assignee: LEIA INC.
  • Current Assignee: LEIA INC.
  • Current Assignee Address: US CA Menlo Park
  • Agent J. Michael Johnson
  • Main IPC: F21V8/00
  • IPC: F21V8/00 G02B27/01
Backlit transparent display, transparent display system, and method
Abstract:
A backlit transparent display and a transparent display system provide a displayed image while enabling a background scene to be visible through the display. The backlit transparent display includes a light guide, a plurality of scattering elements, and an array of light valves configured to modulate emitted light scattered from the light guide to provide modulated emitted light representing a displayed image. Transparency of the backlit transparent display is configured to enable the background scene to be visible through the backlit transparent display. The transparent display system includes the array of light valves and a transparent backlight. The transparent display system is configured to provide the displayed image as superimposed on the background scene visible through the transparent display system.
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