Title:
MANUFACTURING METHOD OF DISPLAY APPARATUS, INTERPOSER SUBSTRATE, AND COMPUTER PROGRAM STORED IN READABLE MEDIUM
Document Type and Number:
WIPO Patent Application WO/2021/075794
Kind Code:
A1
Abstract:
A method of manufacturing a display apparatus includes performing a first repair process of detecting a first defective light emitting diode (LED) from among a plurality of LEDs provided on a sapphire substrate and removing the first defective LED; attaching the plurality of LEDs to electrode patterns of an interposer substrate and separating the sapphire substrate from the plurality of LEDs; and performing a second repair process of detecting a second defective LED among the plurality of LEDs attached to the electrode patterns and replacing the second defective LED.
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Inventors:
KIM BYUNGCHUL (KR)
KWAG DOYOUNG (KR)
PARK SANGMOO (KR)
OH MINSUB (KR)
KWAG DOYOUNG (KR)
PARK SANGMOO (KR)
OH MINSUB (KR)
Application Number:
PCT/KR2020/013768
Publication Date:
April 22, 2021
Filing Date:
October 08, 2020
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
H01L27/15; H01L21/66; H01L33/00
Domestic Patent References:
| WO2019027248A1 | 2019-02-07 |
Foreign References:
| KR20190112615A | 2019-10-07 | |||
| US20180259570A1 | 2018-09-13 | |||
| US20170140961A1 | 2017-05-18 | |||
| JP2019138949A | 2019-08-22 | |||
| US20060154390A1 | 2006-07-13 | |||
| US20170263811A1 | 2017-09-14 | |||
| US20170256522A1 | 2017-09-07 | |||
| US20190181060A1 | 2019-06-13 | |||
| US20160300745A1 | 2016-10-13 |
Other References:
See also references of EP 3997735A4
Attorney, Agent or Firm:
SELIM INTELLECTUAL PROPERTY LAW FIRM (KR)
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