Patent ID: 11909948
Assignee: LEIA INC.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 0:
1. A multiview backlight comprising:
a light guide configured to guide light in a first propagation direction as guided light having a predetermined collimation factor; and
an array of reflective multibeam elements spaced apart from one another across the light guide, each reflective multibeam element of the reflective multibeam element array comprising a plurality of reflective sub-elements and being configured to reflectively scatter out a portion of the guided light as emitted light comprising directional light beams having directions corresponding to respective view directions of a multiview display,
each reflective multibeam element of the reflective multibeam element array having an overall size that is between twenty-five percent and two hundred percent of a size of a light valve in an array of light valves of the multiview display.