Patent · US Active

Illumination systems for reflective displays

US11460165B2 · kind B2 · utility

0Cited by

208References

3Claims

0Family size

Assignee

E Ink Holdings Inc. · TW

Inventors

Richard J. Paolini, Jr. · Framingham, US
Benjamin Harris Paletsky · Morris, US
Sunil Krishna Sainis · Malden, US
Colleen Shea · Bradford, US

Key dates

Filing date	Dec 13, 2018
Grant date	Oct 4, 2022
Priority date	—
Expiry date	Feb 1, 2041

Classification

Technology area (CPC G)Physics
CPC primaryG03B21/62
WIPO fieldOptics
WIPO sectorInstruments

Abstract

A display device (30) comprises a reflective display (38) arranged to render a first image viewable through a viewing surface and a projection means (31-37) arranged to render a second image viewable in reflection on the viewing surface, the reflective display (38) and the projection means (31-37) being mounted on a common frame.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.