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Volumetric heads-up display with dynamic focal plane

  • US 9,400,385 B2
  • Filed: 08/15/2014
  • Issued: 07/26/2016
  • Est. Priority Date: 03/15/2013
  • Status: Expired due to Fees
First Claim
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1. A heads-up display system for displaying graphic elements in view of a user while the user views an environment disposed at a position spaced from the heads-up display system, the heads-up display system comprising a plurality of projectors each projecting a graphic element on a unique focal plane in the view of the user while the user views the environment, each unique focal plane being disposed in the environment, wherein the plurality of projectors comprise:

  • a first projector projecting a first graphic element on a first focal plane in view of the user while the user views the environment, the first focal plane oriented substantially perpendicularly to a line-of-sight of the user; and

    a second projector projecting a second graphic element on a second focal plane in view of the user while the user views the environment, the second focal plane oriented substantially perpendicularly to the line-of-sight of the user and being different than the first focal plane,wherein the first projector projects moves the first focal plane in a direction of the line-of-sight of the user, and the second projector moves the second focal plane in the direction of the line-of-sight of the user independently of the first focal plane.

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