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Micro-LED Process 기술

Micro-LED Process Technologies

Micro-LED Chip Process Overview

STEP 01

Micro-LED Bonding Machine

Bonding Process

Micro-LED Chip Wafer(Pixel)의 TFT 기판을 부착하는 공정, 일반적으로 ACF,Solder 등을 이용하여 Bonding을 진행

ACF Bonding
Solder Bonding

i-Bonding Machine

Specification

Sample size2" ~ 6"
Maximum bonding force5k ton
Bonding typeACF (Reel & Sheet)
Bonding Temp300℃ ± 2%
Align Accuracy±5㎛
ComponentPre-bonding + Post-bonding
Wafer loadingCassette type
Press uniformity±5㎛

STEP 02

Micro-LED Measure / Inspection Machine

특성 측정기

Micro-LED Module Panel의 전기적 특성 및 광 특성 측정 장비

Module Measure & Inspection Machine

Measurement / Inspection Specification

ItemSpecification
SpectrometerSpect-rometer전광속 [JIS C 7801 : 2009 / JIS S 8152 : 2007]
전방사속 (스펙트럼)
Chromaticity [CIE 1960UCS], [JIS Z 8724 : 1997], [CIE 1976UCS]
색온도 [JIS Z 8725 : 1999]
점등검사Point Dark, Point Bright, Point RGB, Line X/Y 등
Mura (EMD DARK, CM, White, Black, White-Line, Black-Line, Line-X, Line-Y)
외관검사Crack, Scratch, Burnt, Bubble, Dust (Particle), Contamination
적분반구전광속 [JIS C 7801 : 2009 / JIS S 8152 : 2007]
전방사속 (스펙트럼)
Chromaticity [CIE 1960UCS], [JIS Z 8724 : 1997], [CIE 1976UCS]
색온도 [JIS Z 8725 : 1999]
주파장 및 자극순도 [JIS Z 8701 : 1999]
연색지수 (Ra, R1~R15) [JIS Z 8726 : 1990]