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:
Sep. 06, 2022

Filed:

Jun. 13, 2019
Applicant:

Boe Technology Group Co., Ltd., Beijing, CN;

Inventors:

Xue Dong, Beijing, CN;

Guangcai Yuan, Beijing, CN;

Zhijun Lv, Beijing, CN;

Haixu Li, Beijing, CN;

Zhiwei Liang, Beijing, CN;

Huijuan Wang, Beijing, CN;

Ke Wang, Beijing, CN;

Zhanfeng Cao, Beijing, CN;

Hsuanwei Mai, Beijing, CN;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/683 (2006.01); H01L 25/075 (2006.01); H01L 33/62 (2010.01);
U.S. Cl.
CPC ...
H01L 21/6835 (2013.01); H01L 25/0753 (2013.01); H01L 33/62 (2013.01); H01L 2221/68354 (2013.01); H01L 2221/68368 (2013.01); H01L 2221/68381 (2013.01); H01L 2933/0066 (2013.01);
Abstract

The present disclosure discloses a mass transfer method and system for micro light emitting diodes, wherein the mass transfer method includes: providing a component substrate on which a plurality of micro light emitting diodes are formed; picking up the micro light emitting diodes on the component substrate at least once by a plurality of bonding structures on a first medium load substrate, and transferring micro light emitting diodes picked up every time to a second medium load substrate; and transferring the micro light emitting diodes on the second medium load substrate into corresponding sub-pixels on a target substrate at one time, wherein one of the micro light emitting diodes on the second medium load substrate corresponds to one of the sub-pixels on the target substrate.


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