Process window of simultaneous transfer and bonding materials using laser‐assisted bonding for mini‐and micro‐LED display panel packaging

YS Eom, GM Choi, KS Jang, J Joo, C Lee, JH Oh… - ETRI …, 2024 - Wiley Online Library
A simultaneous transfer and bonding (SITRAB) process using areal laser irradiation is
introduced for high‐yield and cost‐effective production of mini‐or micro‐light‐emitting diode …

74‐4: Development of Flexible Full‐Color Mini‐LED Display Using Simultaneous Transfer and Bonding (SITRAB) Technology

J Joo, GM Choi, C Lee, I Kye, YS Eom… - … Symposium Digest of …, 2022 - Wiley Online Library
We used simultaneous transfer and bonding (SITRAB) technology to fabricate a full‐color
Mini‐LED display on a flexible substrate. SITRAB technology is ETRI's patented technology …

Development of simultaneous transferring and bonding (SITRAB) process for µLED arrays using Anisotropic Solder Paste (ASP) and Laser-Assisted Bonding (LAB) …

J Joo, C Lee, I Kye, YS Eom, K Jang… - 2021 IEEE 71st …, 2021 - ieeexplore.ieee.org
We have transferred and bonded a μLED array to the patterned substrate using SITRAB
(Simultaneous transferring and bonding) and ASP (Anisotropic Solder Paste). ASP …

Interconnection Reliability of Mini LEDs for Display Applications

IS Kye, J Joo, GM Choi, C Lee, KS Jang… - 2022 IEEE 72nd …, 2022 - ieeexplore.ieee.org
Micro/Mini-LED displays have many advantages compared to other displays. However, the
reliability data required for the commercialization of mini-LEDs is insufficient. In this study …

Mini LED array transferred onto a flexible substrate using Simultaneous Transfer and Bonding (SITRAB) process and Anisotropic Solder Film (ASF)

J Joo, GM Choi, C Lee, YS Eom, IS Kye… - 2022 IEEE 72nd …, 2022 - ieeexplore.ieee.org
We transferred and bonded a Mini-LED array onto flexible substrates using the
simultaneous transfer and bonding (SITRAB) technology. We also developed the bonding …

Laser Assisted Bonding (LAB) Based Flip-Chip Process for Fine Pitch Solder Bumps Device Using Laser Non-Conductive Paste (NCP)

KS Jang, YS Eom, GM Choi, J Joo… - 2024 IEEE 10th …, 2024 - ieeexplore.ieee.org
Non-Conductive Paste (NCP) or Non-Conductive Film (NCF) materials are thermosetting
materials commonly employed to establish electrical interconnection between the bumps on …

Process Window of Mini-LED Display Panel Packaging using Laser Assisted Bonding Technology

YS Eom, GM Choi, KS Jang, JH Joo… - 2023 24th European …, 2023 - ieeexplore.ieee.org
For high-resolution display panels using mini-LEDs, high alignment accuracy and high yield
of LED transfer and bonding technology are very important parameters of packaging …

Anisotropic Solder Paste (ASP) Material Solution for Laser Assisted Bonding (LAB) Process

KS Jang, YS Eom, GM Choi, J Joo… - 2023 24th European …, 2023 - ieeexplore.ieee.org
Anisotropic conductive paste (ACP) or anisotropic conductive film (ACF) consisting of a
polymer matrix and a metal-coated polymer bead are introduced as interconnection …

92‐5: Late‐News Paper: Development of a Full‐Color MicroLED Display Utilizing Novel Simultaneous Transfer and Bonding (SITRAB) Process and SITRAB Film …

J Joo, GM Choi, J Shin, C Lee, YS Eom… - … Symposium Digest of …, 2024 - Wiley Online Library
In this study, we introduce the world's first development of a full‐color micro‐LED display
utilizing a Simultaneous Transfer and Bonding (SITRAB) process and a novel SITRAB film …

30‐5: Late‐News Paper: Development of a highly reliable Mini‐LED display module using simultaneous transfer and bonding (SITRAB) technology

J Joo, GM Choi, C Lee, IS Kye, YS Eom… - … Symposium Digest of …, 2023 - Wiley Online Library
In this study, we present the development of a highly reliable 64× 64 Mini‐LED display,
where the LED array is transferred/bonded onto a glass substrate using SITRAB technology …