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RESEARCH
Display Circuit Design and Analysis
Semiconductor Device Fabrication Technology and Analysis
Micro-OLED Fabrication using Photolithography
Metamaterial Design and Analysis
Spin Qubit Device Fabrication and Analysis
NEWS
November 2025
"Kirigami-based Chiral Metasurface for Enantiomeric Biocrystal Sensing by Controlling Terahertz Circular Dichroism"
Kyungbin Cho, Wonwoo Lee, and Hojin Lee
PIERS 2025, Chiba, Japan
September 2025
"Electromagnetic Interference Shielding and Energy Harvesting Technologies Using Thermoelectric Composite-Based Metamaterials"
MEDIS Lab. has been selected for the "Future Challenge Research Program", supported by the National Research Foundation of Korea (NRF).
Congratulation!!
September 2025
"International Joint Laboratory: Passive RF Devices for Cryogenic Quantum Applications"
MEDIS Lab. has been selected for the "Quantum Technology International Cooperation Enhancement Program", supported by the National Research Foundation of Korea (NRF)
Congratulation!!
August 2025
"Ultra Low-Power Scan Driver Based on a-IGZO TFTs for Various Frame Rates"
Dongseok Kim, Hyunwoo Kim, and Hojin Lee
IMID 2025, Busan, KOREA
August 2025
"Implementation of Color-Tunable Polymer Tandem Organic Light-Emitting Diodes by Driving Voltage Polarity"
Yunjae Shin, Ryungyu Lee, Changhee Lee and Hojin Lee
IMID 2025, Busan, KOREA
August 2025
"a-IGZO TFT Gate Driver Generating Dual Scan Signals with Varying Duty Ratio"
Chaeyeon Park, Dongseok Kim, Hyunwoo Kim, and Hojin Lee
IMID 2025, Busan, KOREA
August 2025
"a-IGZO TFT-Based Multi-Output Gate Driver for LTPO Displays"
Hee Jae Kang, Dongseok Kim, Hyunwoo Kim, and Hojin Lee
IMID 2025, Busan, KOREA
August 2025
"Effects of Work Function and Thermal Stability of Top Electrode Materials on Electrical Properties of ZrO2-Based DRAM Capacitors "
Hyeongjun Kim, Kyungmin Choi, Woongkyu Lee, and Hojin Lee
Electronic Materials Letters, August 2025
Congratulation!!
June 2025
"Wireless-Powered VOCs Sensor Based on Energy-Harvesting Metamaterial"
Kyungbin Cho, and Hojin Lee
2025 KIEEME ANNUAL SUMMER CONFERENCE, Busan, KOREA
May 2025
"An AMOLED LTPS Pixel Circuit Compensating for Threshold Voltage Variations, OLED Degradation, and IR Drop"
Sanghyun Park, Hyunwoo Kim, and Hojin Lee
SID 2025, San José, USA
May 2025
"A Novel High Gain Operational Amplifier with Cross Coupled Pair Based on a-IGZO TFTs"
Kyungmin Choi, Donghyuk Kim, Hyunwoo Kim, and Hojin Lee
SID 2025, San José, USA
May 2025
"Energy Focusing Metasurface Based Wireless Power Transfer System for Compact Unmanned Mobilities"
Wonwoo Lee, Hong Soo Park, Semin Jo, Seonhye Jang, Yongchan Kim, Changkun Park, Sun K Hong, Hojin Lee
Advanced Optical Materials, May 2025
Congratulation!!
April 2025
"High-Efficiency Millimeter-Wave Scalable Rectenna Array With Individual Impedance Control "
Yeonsoo Kim, Sooyoung Oh, Kyungbin Cho, Hojin Lee, Sun K. Hong, Juntaek Oh
International Journal of Circuit Theory and Applications, April 2025
Congratulation!!
March 2025
"1.6‐Inch Transparent Micro‐Display with Pixel Circuit Integrated microLED Chip Array by Misalignment‐Free Transfer"
Kyungwook Hwang, Junsik Hwang, Yongchan Kim, Sanghoon Song, Kiho Kong, Youngtek Oh, Deukseok Chung, Min‐Chul Yu, Dongho Kim, Joon‐Yong Park, Jinho Moon, Sungi Kim, Tae‐Gon Kim, Gyuhyung Lee, Min Jae Yeom, Joosung Kim, Dong‐Chul Shin, Dong Kyun Kim, Seog Woo Hong, Hyun‐Joon Kim‐Lee, Jaewook Jeong, Hojin Lee, Geonwook Yoo
Advanced Materials, March 2025
Congratulation!!
January 2025
"Design of Low Power Scan Driver Based on a-InGaZnO TFTs for Frame Masking Technique with Extra Clock Signal Modulation"
Chaeyeon Park, Dongseok Kim, Hyunwoo Kim, and Hojin Lee
ICEIC 2025, Osaka, JAPAN
January 2025
"Single-Input Low-Power Level Shifter Based on a-IGZO Thin-Film Transistor"
Kyeongbin Lee, Kyungmin Choi, Hyunwoo Kim, and Hojin Lee
ICEIC 2025, Osaka, JAPAN
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