The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 18, 2024

Filed:

Apr. 29, 2022
Applicants:

David E. Kingman, San Jose, CA (US);

Donald R. Monroe, Los Gatos, CA (US);

Peter F. Masschelein, Campbell, CA (US);

Clarisse Mazuir, San Jose, CA (US);

Inventors:

David E. Kingman, San Jose, CA (US);

Donald R. Monroe, Los Gatos, CA (US);

Peter F. Masschelein, Campbell, CA (US);

Clarisse Mazuir, San Jose, CA (US);

Assignee:

APPLE INC., Cupertino, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1334 (2006.01); G02F 1/1347 (2006.01); G02F 1/1362 (2006.01); G02F 1/137 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G02F 1/1334 (2013.01); G02F 1/136209 (2013.01); G02F 1/13725 (2013.01); G02F 1/133507 (2021.01); G02F 1/13475 (2013.01);
Abstract

Light-control panels including layered optical components are described in this application. An example of a light-control panel includes first, second, and third glazing layers, first and second switchable components extending between the first and second glazing layers, and a third switchable component extending between the second and third glazing layers. The switchable components include a polymer-dispersed liquid-crystal (PDLC) device having a clear state and a hazy state, a guest-host liquid-crystal (GHLC) device having a clear state and a tinted state, and a light-guide device having a clear state and a bright state.


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