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:
Apr. 20, 2021

Filed:

Jan. 10, 2019
Applicant:

X Display Company Technology Limited, Dublin, IE;

Inventors:

Christopher Bower, Raleigh, NC (US);

Matthew Meitl, Durham, NC (US);

David Gomez, Holly Springs, NC (US);

Salvatore Bonafede, Chapel Hill, NC (US);

David Kneeburg, Durham, NC (US);

Alin Fecioru, Cork, IE;

Carl Prevatte, Raleigh, NC (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 25/075 (2006.01); G09G 3/32 (2016.01); H01L 33/38 (2010.01); H01L 23/482 (2006.01); H01L 23/538 (2006.01); H05B 45/50 (2020.01); H01L 33/62 (2010.01); H01L 33/50 (2010.01); H01L 33/60 (2010.01); G02B 26/04 (2006.01); H01L 25/16 (2006.01); H01L 33/36 (2010.01); H01L 33/48 (2010.01); H05K 1/03 (2006.01); H05K 1/09 (2006.01); H05K 1/18 (2006.01); H05K 5/00 (2006.01); G09G 3/22 (2006.01); H01L 27/15 (2006.01); F21V 9/08 (2018.01); G02F 1/167 (2019.01); H01L 33/58 (2010.01); F21Y 105/10 (2016.01); F21Y 115/10 (2016.01); F21Y 113/13 (2016.01); H01L 33/20 (2010.01); H01L 33/40 (2010.01);
U.S. Cl.
CPC ...
H01L 25/0753 (2013.01); F21V 9/08 (2013.01); G02B 26/04 (2013.01); G02F 1/167 (2013.01); G09G 3/22 (2013.01); G09G 3/32 (2013.01); H01L 23/4821 (2013.01); H01L 23/5381 (2013.01); H01L 25/167 (2013.01); H01L 27/156 (2013.01); H01L 33/36 (2013.01); H01L 33/38 (2013.01); H01L 33/385 (2013.01); H01L 33/48 (2013.01); H01L 33/50 (2013.01); H01L 33/502 (2013.01); H01L 33/508 (2013.01); H01L 33/58 (2013.01); H01L 33/60 (2013.01); H01L 33/62 (2013.01); H05B 45/50 (2020.01); H05K 1/0306 (2013.01); H05K 1/09 (2013.01); H05K 1/181 (2013.01); H05K 1/182 (2013.01); H05K 5/0017 (2013.01); F21Y 2105/10 (2016.08); F21Y 2113/13 (2016.08); F21Y 2115/10 (2016.08); G09G 2300/0452 (2013.01); G09G 2300/0842 (2013.01); G09G 2310/0264 (2013.01); H01L 33/20 (2013.01); H01L 33/405 (2013.01); H01L 2224/18 (2013.01); H01L 2224/73267 (2013.01); H01L 2224/92244 (2013.01); H05K 2201/0329 (2013.01); H05K 2201/10106 (2013.01); H05K 2201/10128 (2013.01); H05K 2201/10166 (2013.01);
Abstract

The disclosed technology provides micro-assembled micro-LED displays and lighting elements using arrays of micro-LEDs that are too small (e.g., micro-LEDs with a width or diameter of 10 μm to 50 μm), numerous, or fragile to assemble by conventional means. The disclosed technology provides for micro-LED displays and lighting elements assembled using micro-transfer printing technology. The micro-LEDs can be prepared on a native substrate and printed to a display substrate (e.g., plastic, metal, glass, or other materials), thereby obviating the manufacture of the micro-LEDs on the display substrate. In certain embodiments, the display substrate is transparent and/or flexible.


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