Research

Research Interest

• Soft robotics: soft deformable sensors, manipulators and robots (AI Robot skin)

  • • 관련 논문  

1. Hunpyo Ju, Hyeongoh Park, Namyun Kim, Jeonggeun Lim, Dongwuk Jung and  Jongho Lee, "A Locally-Actuatable Soft Robotic Film for Actively Reconfiguring Shapes of Flexible Electronics”, Soft Robotics, 9, 4, 2021. 

2. Hunpyo Ju, Jinmo Jeong, Pyo Kwak, Minjeong Kwon and Jongho Lee, “Robotic Flexible Electronics with Self-Bendable Films”, Soft Robotics, 5, 2018.

• Mobile robots: unmanned aerial vehicles, autonomous driving vehicles, localization, pursuit

  • • 관련 논문

      1.  Jeonggeun Lim, Taeyeon Lee, Sangjin Pyo, Jehong Lee, Juho Kim and Jongho Lee, "Hemispherical InfraRed(IR) marker for reliable detection for autonomous landing on a moving ground vehicle from various altitude angles”, IEEE/ASME Transactions on Mechatronics, 21, 1, 485-492, 2021.

      2. Jeounggeun Lim, Sangjin Pyo, Namyun Kim, Jehong Lee and Jongho Lee, “Obstacle magnification for 2D collision and occlusion avoidance of autonomous multirotor aerial vehicles”, IEEE/ASME Transactions on Mechatronics, 25, 5, 2428-2436, 2020.  

• AI & Robotics: AI recognition, perception, decision making for robots

  • • 관련 논문

      1. Hunpyo Ju, Baekdong Cha, Daniela Rus and Jongho Lee, "Closed-Loop Soft Robot Control Frameworks with Coordinated Policies Based on Reinforcement Learning and Proprioceptive Self-Sensing ”, Advanced Functional Materials, , , , 2023.

      2. Jehong Lee, Jeonggeun Lim, Sangjin Pyo, and Jongho Lee, "Aerial online mapping on-board system by real-time object detection for UGV path generation in unstructured outdoor environments ”, Journal of Field Robotics, 40, 7, 1754-1765, 2023.

• Bio-electronics: implantable, attachable, and wearable electronics for healthcare

  • • 관련 논문

      1. Jinmo Jeong, Jieun Jung, Dongwuk Jung, Juho Kim, Hunpyo Ju, Tae Kim, and Jongho Lee, “An implantable optogenetic stimulator wirelessly powered by flexible photovoltaics with near-infrared (NIR) light ”, Biosensors and Bioelectronics, 180, 15, 113139, 2021. 

      2. Juho Kim, Jimin Seo, Dongwuk Jung, Taeyeon Lee, Hunpyo Ju, Junkyu Han, Namyun Kim, Jinmo Jeong, Sungbum Cho, Jae Hun Seol and Jongho Lee, “Active Photonic Wireless Power Transfer into Live Tissues”, PNAS (Proceedings of the National Academy of Sciences of the USA), 117, 29, 2020. 

• Flexible devices: flexible and stretchable displays, solar cells and LEDs

  • • 관련 논문

      1. Namyun Kim, Juho Kim, Jimin Seo, Changeui Hong, and Jongho Lee, "Stretchable Inorganic LED Displays with Double-Layer Modular Design for High Fill Factor", ACS Applied Materials & Interfaces, 14, 3, 4344-4351, 2022.

      2. Dongwuk Jung  Kwangsun Song  Hunpyo Ju  Hyeongoh Park  Jung Hyun Han  Namyun Kim  Juho Kim and Jongho Lee, “Sustainably Powered, Multifunctional Flexible Feedback Implant by the Bifacial Design and Si Photovoltaics”, Advanced Healthcare Materials, 10, 3, 200148, 2020. 

• Energy harvesters: sustainable power generators for wearable devices

  • • 관련 논문

      1. Sungbum Cho, Dongwuk Jung, Juho Kim, Jimin Seo, Hunpyo Ju, and Jongho Lee, "Ultrathin GaAs Photovoltaic Arrays Integrated on a 1.4 μm Polymer Substrate for High Flexibility, a Lightweight Design and High Specific Power”, Advanced Materials Technologies, 7,9 , 2200344, 2022.

      2. Kwangsun Song, Jung Hyun Han, Taehoon Lim, Namyun Kim, Sungho Shin, Juho Kim, Hyuck Choo, Sungho Jeong, Yong-Chul Kim, Zhong Lin Wang and Jongho Lee, “Subdermal Flexible Solar Cell Arrays for Powering Medical Electronic Implants”, Advanced Healthcare Materials, 5, 1572, 2016.  

• Bio-inspired devices: bio-inspired switchable adhesives and smart devices

  • • 관련 논문

      1. Sungbum Cho, Namyun Kim, Kwangsun Song and Jongho Lee, “Adhesiveless Transfer Printing of Ultrathin Microscale Semiconductor Materials by Controlling the Bending Radius of an Elastomeric Stamp”, Langmuir, 32, 7951, 2016. 

      2. Byungsuk Yoo, Sungbum Cho, Seungwan Seo and Jongho Lee, “Elastomeric Angled Microflaps with Reversible Adhesion for Transfer-Printing Semiconductor Membranes onto Dry Surfaces”, ACS Applied Materials & Interfaces, 6, 19247, 2014.

Soft Robots, Flexible, Stretchable, Wearable Devices

우리 연구실에서는 기존의 딱딱하고 평평한 기계적 특성을 지니는 기기를 유연하거나 신축성 있는 형태의 기기로 만들 수 있는 다양한 방법들을 연구한다. 고성능 기기의 기계적 특성이 개선되게 되면 기존에는 활용이 불가능했던 다양한 분야에 응용될 수 있다. 예를 들어, 소프트로봇, 휘어지는 디스플레이, 접어서 휴대할 수 있는 전자기기, 담요 형태의 태양전지  등이 가능하게 된다. 이러한 기술들은 변경가능한 기계적 특성을 지니는 인체나 의복 등에 적용 가능하다.

응용분야:  소트프로봇, 헬스케어, 플렉시블 디스플레이, 생체-기계 인터페이스, 인공지능 로봇 스킨

Robotics and Intelligent Machines 

우리 연구실에서는 모바일 로봇과 로봇 형상 구조에 대한 연구를 진행하고 있다. 모바일 로봇은 GPS, 가속도계, 자이로 센서, 자기장 센서, 카메라, 레이져 스캐너 등 다양한 센서들의 융합하여 정확한 위치 정보를 알 수 있는 항법 및 충동방지, 시스템 모델, 제어 기술 등을 필요로 한다. 이러한 기술들 탑재한 모바일 로봇은 모니터링, 재난구조, 가전로봇 등에 활용할 수 있다. 

응용분야:  센서퓨전, 이동로봇, 배달로봇, 무인비행기, 무인자동차, 인공지능