Invention Grant
- Patent Title: Spatially separated exit pupils in a head mounted display
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Application No.: US14977420Application Date: 2015-12-21
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Publication No.: US10338384B2Publication Date: 2019-07-02
- Inventor: Eric Tremblay , Mickael Guillaumee , David Ziegler , Christophe Moser , Lucio Kilcher
- Applicant: North Inc.
- Applicant Address: CA Kitchener, Ontario
- Assignee: North Inc.
- Current Assignee: North Inc.
- Current Assignee Address: CA Kitchener, Ontario
- Agency: Cozen O'Connor
- Main IPC: G02B27/01
- IPC: G02B27/01 ; G02B5/32 ; G02B27/00

Abstract:
Disclosed herein are devices and methods to provide multiple eyeboxes from multiple input pupils. In particular, a projection system can direct light from multiple input pupils to a holographic optical element. The light of each of the input pupils having light beams of different wavelengths. The holographic optical element reflects at least part of the light of the multiple input pupils to form an array of exit pupils.
Public/Granted literature
- US20170102541A1 SPATIALLY SEPARATED EXIT PUPILS IN A HEAD MOUNTED DISPLAY Public/Granted day:2017-04-13
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