Invention Grant
- Patent Title: Head up display with total internal reflection optical element
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Application No.: US15418287Application Date: 2017-01-27
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Publication No.: US10175481B2Publication Date: 2019-01-08
- Inventor: David Kay Lambert
- Applicant: PANASONIC AUTOMOTIVE SYSTEMS COMPANY OF AMERICA, DIVISION OF PANASONIC CORPORATION OF NORTH AMERICA
- Applicant Address: US GA Peachtree City
- Assignee: Panasonic Automotive Systems Company of America, Division of Panasonic Corporation of North America
- Current Assignee: Panasonic Automotive Systems Company of America, Division of Panasonic Corporation of North America
- Current Assignee Address: US GA Peachtree City
- Agent Laurence S. Roach, Esq.
- Main IPC: G02B27/01
- IPC: G02B27/01 ; F21V8/00 ; G02B5/04

Abstract:
A head up display arrangement for a motor vehicle includes a body that is at least partially transparent and that has a plurality of outer surfaces. An image source emits an illuminated image into a transparent portion of the body such that the illuminated image is internally reflected off the outer surfaces a plurality of times within the transparent portion of the body before leaving the body and then being reflected off of a windshield of the vehicle such that the illuminated image is visible to a driver of the vehicle.
Public/Granted literature
- US20170219821A1 HEAD UP DISPLAY WITH TOTAL INTERNAL REFLECTION OPTICAL ELEMENT Public/Granted day:2017-08-03
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