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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.

Patent No.:

US 10700048 B1

PDFFull Text
Date of Patent:
Jun. 30, 2020

Filed:

Jul. 10, 2018

Projection display system

Applicant:

Hong Kong Beida Jade Bird Display Limited, Hong Kong, CN;

Inventors:

Lei Zhang, Albuuerque, NM (US);

Fang Ou, Monterey Park, CA (US);

Qiming Li, Albuquerque, NM (US);

Assignee:

Hong Kong Beida Jade Bird Display Limited, Hong Kong, CN;

Attorney:

Finnegan, Henderson, Farabow, Garrett & Dunner, LLP

Primary Examiner:

Minh Loan Tran

Int. Cl.
CPC ...
H01L 33/58 (2010.01); H01L 25/16 (2006.01); H01L 27/15 (2006.01); H01L 33/60 (2010.01); G03B 21/00 (2006.01); H01L 25/00 (2006.01); H01L 33/52 (2010.01); H01L 33/62 (2010.01); H01L 25/075 (2006.01); H01L 25/07 (2006.01);
U.S. Cl.
CPC ...
H01L 25/167 (2013.01); G03B 21/005 (2013.01); H01L 25/50 (2013.01); H01L 27/153 (2013.01); H01L 27/156 (2013.01); H01L 33/52 (2013.01); H01L 33/58 (2013.01); H01L 33/60 (2013.01); H01L 33/62 (2013.01); H01L 25/073 (2013.01); H01L 25/075 (2013.01); H01L 25/0753 (2013.01); H01L 2224/04105 (2013.01); H01L 2224/19 (2013.01); H01L 2224/24 (2013.01); H01L 2224/32145 (2013.01); H01L 2224/32225 (2013.01); H01L 2224/73267 (2013.01); H01L 2224/82 (2013.01); H01L 2224/92244 (2013.01); H01L 2924/10253 (2013.01); H01L 2924/1203 (2013.01); H01L 2924/12032 (2013.01); H01L 2924/13055 (2013.01); H01L 2924/13064 (2013.01); H01L 2924/13069 (2013.01); H01L 2924/13091 (2013.01); H01L 2924/14 (2013.01); H01L 2924/1461 (2013.01); H01L 2924/15153 (2013.01); H01L 2933/0058 (2013.01); H01L 2933/0066 (2013.01);
Abstract

A light-emitting diode (LED) projector includes an LED display panel and a projection lens arranged in front of LED display panel and configured to collect and project light emitted by the LED display panel. The LED display panel includes an LED panel and a micro lens array arranged over the LED panel. The LED panel includes a substrate, a driver circuit array on the substrate and including a plurality of pixel driver circuits arranged in an array, and an LED array including a plurality of LED dies each being coupled to one of the pixel driver circuits. The micro lens array includes a plurality of micro lenses each corresponding to and being arranged over at least one of the LED dies.

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