Back to results
US 10,677,411 B2Granted
Luminous signalling device with LCD
AssigneeValeo Vision
InventorsJulia Petit, Kedar Sathaye, Sebastien Neveu
Life of this patent
Estimating the term…
Abstract
A luminous signalling module for a motor vehicle, including a liquid-crystal display with a back face and a front face; a backlighting panel placed facing the back face of the liquid-crystal display, configured to backlight the liquid-crystal display with a view to forming, by transmission through the display, a luminous image; and a depolarizing optical device, for example a diffuser, facing the front face of the liquid-crystal display, configured to cancel out a linear polarization of the luminous image generated by the liquid-crystal display.
Claims20
Luminous signalling module for a motor vehicle, comprising:
- a liquid-crystal display with a back face and a front face;
- a backlighting panel placed facing the back face of the liquid-crystal display, configured to backlight the liquid-crystal display with a view to forming, by transmission through said display, a luminous image;
- characterized in that the module furthermore comprises:
- a depolarizing optical device facing the front face of the liquid-crystal display, configured to cancel out a linear polarization of the luminous image generated by the liquid-crystal display.
1 more element
Dependencies are inferred from the claim text.