1.       H. H. Ko, S. J. Park, S. J. Paik, B. D. Choi, Y. H. Park, S. Lee, S. W. Kim, S. C. Lee, A. R. Lee, K. H. Yoo, J. S. Lim, and D. I. Cho, “High Performance Microaccelerometer With Wafer-Level Hermetic Packaged Sensing Element and Continuous-Time BiCMOS Interface Circuit,” Journal of Physics: Conference Series, Vol.34, pp.1002-1007, May 2006.

2.       S. K. Hazra, N. K. Kim, J. H. Park, B. D. Choi, S. Lee, T. Y. Choi, and D. I. Cho, “Gettering by CF₄-Ar Plasma-Treated Titanium Within Anodically Bonded Glass-Silicon Microcavities,” Sensors and Materials, vol. 21, no. 1, pp. 37-51, Apr. 2009. <SCI Impact factor = 0.461>

3.       H. Y. Jeong, K. I. Koo, S. Lee, J.W. Ban, H. S. Park , S. J. Hong, S. M. Bang, S. Y. Song, and D. I. Cho, “Paraffin-Based Tissue Collection Tool for Micro-Spike Biopsy, Applicable to the Conventional Histopathological Procedure,” Gastrointestinal Endoscopy, vol. 71, Issue 5, AB324, Apr. 2010. <SCI Impact factor = 5.369>

4.       H. S. Park, K. I. Koo, S. Lee, S. J. Hong, H. J. Yoo, and D. I. Cho, “Simulation and Fabrication of a PMMA Micro-Suction Tool for a Capsular Endoscope,” International Journal of Bio-Science and Bio-Technology, vol. 2, no. 2, pp. 29-40, June 2010.

5.       S. Lee, H. H. Ko, B. D. Choi, and D. I. Cho, “Optimal and Robust Design Method for Two-Chip Out-of-Plane Microaccelerometers,” Sensors, vol. 10, Issue 12, pp. 10524-10544, Dec. 2010. <SCI Impact factor = 2.245>

6.       K. I. Koo, S. Lee, S. H. Bae, J. M. Seo, H. Chung, and D. I. Cho, “Arrowhead-Shaped Microelectrodes Fabricated on a Flexible Substrate for Enhancing the Spherical Conformity of Retinal Prostheses,” IEEE/ASME Journal of Microelectromechanical Systems, vol. 20, no. 1, pp. 251-259, Feb. 2011. <SCI Impact factor = 1.922>

7.       K. I. Koo, S. Lee, and D. I. Cho, “Fabrication of a Mircro-Fluid Gathering Tool for the Gastrointestinal Juice Sampling Function of a Versatile Capsular Endoscope,” Sensors, vol. 11, Issue 7, pp. 6978-6990, July 2011. <SCI Impact factor = 2.245>

8.       K. I. Koo, S. Lee, J. H. Yee, S. B. Ryu, K. H. Kim, Y. S. Goo, and D. I. Cho, “A Novel In-Vitro Sensing Configuration for Retinal Physiology Analysis of a Sub-Retinal Prosthesis,” Sensors, vol. 12, Issue 3, pp. 3131-3144, Mar. 2012. <SCI Impact factor = 2.245>

9.       S. Lee, S. W. Jung, S. I. Park, J. H. Ahn, S. J. Hong, H. J. Yoo, M. H. Lee, and D.I. Cho, “Fabrication and Evaluation of Silicon Nanowire Photodetectors on Flexible Substrate for Retinal Prosthetic System,” Sensors and Materials, vol. 24. Issue 4, pp. 205-220, Apr. 2012. <SCI Impact factor = 0.461>

10.    J. D. Seo, K. M. Lim, S. Lee, J. H. Ahn, S. J. Hong, H. J. Yoo, S. W. Jung, S. K. Park, D.I. Cho, and H. H. Ko, “An Arbitrary Waveform 16 Channel Neural Stimulator with Adaptive Supply Regulator in 0.35 μm HV CMOS for Visual Prosthesis,” Journal of Semiconductor Technology and Science, vol. 13, no. 1, pp. 79-86, Feb. 2013. <SCI Impact factor = 0.619>

11.    J. H. Ahn, S. Lee, S. J. Hong, H. J. Yoo, S. W. Jung, S. K. Park, H. H. Ko, and D. I. Cho, “Multi-Channel Stimulator IC Using a Channel Sharing Method for Retinal Prostheses,” Journal of Biomedical Nanotechnology, vol. 9, no. 4, pp. 621-625, Apr. 2013. <SCI Impact factor = 7.578>

12.    S. Lee, S. J. Hong, H. J. Yoo, J. H. Ahn, and D. I. Cho, “Integrated Microfluidic System Capable of Size-Specific Droplet Generation With Size-Dependent Droplet Separation,” Journal of Biomedical Nanotechnology, vol. 9, no. 6, pp. 944-948, Jun. 2013. <SCI Impact factor = 7.578>

13.    H. H. Ko, S. Lee, J. H. Ahn, S. J. Hong, H. J. Yoo, S. W. Jung, S. K. Park, and D. I. Cho, “Current Stimulator with Adaptive Supply Regulator for Visual Prostheses,” Journal of Biomedical Nanotechnology, vol. 9, no. 6, pp. 992-997, Jun. 2013. <SCI Impact factor = 7.578>

14.    S. Lee, S. W. Jung, J. H. Ahn, H. J. Yoo, S. J. Oh, and D. I. Cho, “Microelectrode Array With Integrated Nanowire FET Switches for High-Resolution Retinal Prosthetic Systems,” IOP Journal of Micromechanics and Microengineering, vol. 24, no. 7, pp. 075018, June 2014. <SCI Impact factor = 1.725>

15.    H. J. Yoo, S. Lee, and D. I. Cho, “Motility Control of Bacteria-Actuated Biodegradable Polymeric Microstructures by Selective Adhesion Methods,” Micromachines, vol. 5, pp. 1287-1295, Nov. 2014. <SCI Impact factor = 1.269>

16.    S. J. Oh, J. H. Ahn, S. Lee, H. H. Ko, J. M. Seo, Y. S. Goo, and D. I. Cho, “Light-Controlled Biphasic Current Stimulator IC Using CMOS Image Sensors for High-Resolution Retinal Prosthesis and in Vitro Experimental Results with rd1 Mouse,” IEEE Transactions on Biomedical Engineering, vol. 62, no. 1, pp. 70-79, Jan. 2015. <SCI Impact factor = 2.233>

17.    S. H. Lim, H. H. Kim, C. H. Seok, H. R. Song, S. Lee, S. W. Jung, H. J. Yoo, S. J. Oh, J. H. Ahn, K. I. Koo, D. I. Cho, and H. H. Ko, “A Neural Stimulator with Silicon Nanowire Photodetector for Artificial Retinal Prostheses,” Journal of Computational and Theoretical Nanoscience, vol 12, no. 5, pp.769-773, May 2015. <SCI Impact factor = 1.343>

18.    S. Lee, J. H. Ahn, J. M. Seo, H. Chung, and D. I. Cho, “Electrical Characterization of 3D Au Microelectrodes for Use in Retinal Prostheses,” Sensors, vol.15, no. 6, pp. 14345-14355, June 2015. <SCI Impact factor = 2.245>

19.    S. Lee and H. Ko, “Fabrication of a MEMS Retinal Tack and Long‑Term In Vivo Biocompatibility Evaluation for Retinal Prostheses,” Microsystem Technologies, vol. 23, pp. 483-489, 2017. <SCIE Impact Factor: 2.276>

20.    S. Lee, “Top–Down Fabrication of Silicon‑Nanowire Arrays for Large‑Scale Integration on a Flexible Substrate for Achieving High‑Resolution Neural Microelectrodes,” Microsystem Technologies, vol. 23, pp. 491-498, 2017. <SCI Impact Factor: 2.276>

21.    H. Ko and S. Lee, “Electrical Characterization of 2D and 3D Microelectrodes for Achieving High‑Resolution Sensing in Retinal Prostheses with In Vitro Animal Experimental Results,” Microsystem Technologies, vol. 23, pp. 473-481, 2017. <SCI Impact Factor: 2.276>

22.    M. Choi, J. Ahn, D. J. Park, S. Lee, K. Kim, D. Cho, S. S. Senok, K. Koo, and Y. S. Goo, “Topographic Prominence Discriminator for the Detection of Short-Latency Spikes of Retinal Ganglion Cells,” Journal of Neural Engineering, vol. 14, pp. 016017, 2017. <SCI Impact Factor: 5.379>

23.    S. Lee and D. Cho, “Flexible Field-Effect Transistors Using Top-Down Fabrication of (111)-Silicon Nanowires and Wafer-Level Transfer Process for Neural Prostheses,” Microelectronic Engineering, vol. 175, pp. 23-29, 2017. <SCI Impact Factor: 2.523>

24.    S. Lee, K. Koo, and D. Cho, “A Poly-(Methyl Methacrylate) (PMMA) Retinal Tack Using X-ray Lithography for Applications in Progressive Observation Using Optical Coherent Tomography,” Microelectronic Engineering, vol. 175, pp. 1-5, 2017. <SCI Impact Factor: 2.523>

25.    Y. Park, H. Kim, Y. Ko, Y. Mun, S. Lee, J. Kim, and H. Ko, “Low Noise CMOS Temperature Sensor with On-Chip Digital Calibration,” Sensors and Materials, vol. 29, no. 7, pp. 1025-1030, 2017. <SCI Impact Factor: 0.759>

26.    S. Lee, K. Koo, H. Ko, J. Seo, and D. Cho, “Review of High-resolution Retinal Prosthetic System for Vision Rehabilitation: Our Perspective Based on 18 Years of Research,” Sensors and Materials, vol. 30 no. 7, pp. 1393-1406, 2018 <SCI Impact Factor: 0.759>

27.    H. Kim, Y. Park, Y. Ko, Y. Mun, S. Lee, and H. Ko, “Biosignal Integrated Circuit With Simultaneous Acquisition of ECG and PPG for Wearable Healthcare Applications,” Technology and Health Care, vol. 26, pp. 3-9, 2018. <SCI Impact Factor: 1.285>

28.    P. Ambhorkar, Z. Wang, H. Ko, S. Lee, K. Koo, K. Kim, D. Cho, “Nanowire-Based Biosensors: From Growth to Applications,” Micromachines, vol. 9, pp. 679, 2018. <SCI Impact Factor: 2.891>

29.    S. Lee, K. Kim, J. Lee, and H. Ko, “Pulse Count Modulation Method to Improve Localized Neural Stimulation for High-Resolution Retinal Prostheses,” Basic & Clinical Pharmacology & Toxicology, vol. 124, pp. 10, 2019. <SCI Impact Factor: 4.08>

30.    H. Ko, H. Kim, K. Han, B. Lee, J. Kim, G. Kim, and S. Lee, “Low Power Electrocardiogram and Bioimpedance Acquisition Circuit by Sharing Current Balanced Instrumentation Amplifier,” Basic & Clinical Pharmacology & Toxicology, vol. 124, pp. 8, 2019. <SCI Impact Factor: 4.08>

31.    H. Ko and S. Lee, “Surface Energy Modification of Biodegradable Polymeric Surfaces for Selective Bacterial Adhesion and Targeted Drug Delivery,” Basic & Clinical Pharmacology & Toxicology, vol. 124, pp. 14, 2019. <SCI Impact Factor: 4.08>

32.    Y. Choi and S. Lee, “Comparative Study on Drain Current Conduction Mechanisms of (100)- and (111)-Silicon Nanowire Using a Quantitative Current Model,” Microsystem Technologies, vol. 25, pp. 2059-2066, 2019. <SCI Impact Factor: 2.276>

33.    B. Choi, H. Kim, J. Kim, K. Han, S. Shin, G. Kim, W. S. Sul, B. J. Lee, S. Lee, and H. Ko, “Low-Noise 16-bit First-Order Delta-Sigma Capacitance-to-Digital Converter for Capacitive Humidity Sensor,” Sensors and Materials, vol. 31, no. 5, pp. 1523-1533, 2019. <SCI Impact Factor: 0.759>

34.    K. Kim and S. Lee, “Implementation of Six-axis Inertial Measurement Unit on a Stretchable Platform Using “Cut-and-Paste” Method for Biomedical Applications,” Sensors and Materials, vol. 31, no. 5, pp. 1397-1405, 2019. <SCI Impact Factor: 0.759>

35.    S. Lee, “Simulation on Junctionless Silicon Nanowire Devices for Implementation of Photodetection Circuit in Retinal Prosthesis,” Sensors and Materials, vol. 31, no. 5, pp. 1657-1666, 2019. <SCI Impact Factor: 0.759>

36.    Y. Choi, K. Kim, and S. Lee, “Fabrication and Evaluation of Nanostructured Microelectrodes for High-Spatial Resolution in Retinal Prostheses,” Microsystem Technologies, vol. 25, pp. 2099-2107, 2019. <SCI Impact Factor: 2.276>

37.    S. Lee and H. Ko, “Implantable Nanoresonator Integrated Circuit for Continuous Glucose Monitoring,” Basic & Clinical Pharmacology & Toxicology, vol. 125, pp. 9, 2019. <SCI Impact Factor: 4.08>

38.    S. Han, S. Kim, J. Lee, K, Kim, D. Kim, and S. Lee, “A Wireless Electrocardiogram System for Real-Time, Continuous Cardiovascular Monitoring,” Basic & Clinical Pharmacology & Toxicology, vol. 125, pp. 12, 2019. <SCI Impact Factor: 4.08>

39.    K. Kim, J. Lee, S. Han, and S. Lee, “A Novel Top-Down Fabrication Process for Vertically-Stacked Silicon-Nanowire Array,” Applied Sciences, vol. 10, pp. 1146, 2020. <SCI Impact Factor: 2.679>

40.    J. Lee, S. Han, K. Kim, Y. H. Kim, and S. Lee, “Wireless Epidermal Six-Axis Inertial Measurement Units for Real-Time Joint Angle Estimation,” Applied Sciences, vol. 10, pp. 2240, 2020. <SCI Impact Factor: 2.679>

41.    S. Han, J. Lee, K. Kim, and S. Lee, “A Spiral- Motion Biopsy Mechanism for Extraction of Submucosal Tissue with Tissue Volume Vision Processing Method,” Basic & Clinical Pharmacology & Toxicology, vol. 127, pp. 4, 2020. <SCI Impact Factor: 4.08>

42.    D. You, H. Heo, H. Kim, Y. Kwon, S. Lee, and H. Ko, “Power Line Interference Reduction Technique with a Current-Reused Current-Feedback Instrumentation Amplifier for ECG Recording,” Applied Sciences, vol. 10, pp. 8478, 2020. <SCI Impact Factor: 2.679>

43.    J. Lee, K. Kim, and S. Lee, “Stretchable, Patch-Type, Wireless, 6-axis Inertial Measurement Unit for Mobile Health Monitoring,” Proceeding of Engineering and Technology Innovation, vol. 14, pp. 16-21, 2020.

44.    S. Han and S. Lee, “Blood Pressure Estimation Using Electrocardiogram (ECG) and Seismocardiogram (SCG) Signals,” Basic & Clinical Pharmacology & Toxicology, vol. 128, pp. 3, 2021. <SCI Impact Factor: 4.08>

45.    E. V. Anazco, S. Han, K. Kim, P. R. Lopez, T. Kim, and S. Lee, “Hand Gesture Recognition Using Single Patchable Six-Axis Inertial Measurement Unit via Recurrent Neural Networks,” Sensors, vol. 21, pp. 1404, 2021. <SCI Impact Factor: 3.576>

46.    H. L. Phan, J. Yi, J. Bae, H. Ko, S. Lee, D. Cho, J. Seo, and K. Koo, “Artificial Compound Eye Systems and Their Application: A Review,” Micromachines, vol. 12, pp. 847, 2021. <SCI Impact Factor: 2.891>

47.    G. Choi, H. Heo, D. You, H. Kim, K. Nam, M. Yoo, S. Lee, and H. Ko, “A Low-Power, Low-Noise, Resistive-Bridge Microsensor Readout Circuit with Chopper-Stabilized Recycling Folded Cascode Instrumentation Amplifier,” Applied Sciences, vol. 11, pp. 7982, 2021. <SCI Impact Factor: 2.679>

48.    G. Choi, D. You, H. Heo, H. Kim, Y. Kwon, K. Nam, S. Lee and H. Ko, “Current-Reused Current Feedback Instrumentation Amplifier for Low Power Leadless Pacemakers,” IEEE Access, vol. 9, no. 1, pp. 113748, 2021. <SCI Impact Factor: 3.367>

1.       Lee, S. M., and Cho, D. I., “A MEMS Z-axis Microaccelerometer for Vertical Motion Sensing of Mobile Robot,” The Journal of Korean Robotics Society, vol. 2, no. 3, pp. 249-254, Sep. 2007.

2.       Jeong, H.Y., Kyo, K. I., Lee, S. M., Ban, J. W., Park, H. S., Bang, S. M., Song, S.Y., and Cho, D. I., “Micro-Tissue Collecting Tool for Diagnosis of Micro-Spike Biopsy,” Journal of the Korean Sensors Society, vol. 18, no. 2, pp. 122-127, Feb. 2009.

3.       Jeong, H. Y., Koo, K. I., Lee, S. M., Park, H. S., Hong, S. J., Bang, S. M., Song, S. Y., and Cho, D. I., “Development of Diagnosis Protocol for Micro-Spike Biopsy Using Paraffin-Based Tissue Collecting Tool,” Journal of Biomedical Engineering Research, vol. 31, no. 3, pp. 234-239, June 2010.

1.       Y. H. Park, S. J. Park, B. D. Choi, H. H. Ko, T. Y. Song, G. W. Lim, K. H. Yoo, S. Lee, S.C. Lee, A. R. Lee, J. S. Lim, and D. I. Cho, “MEMS-Fabricated Accelerometers With Feedback Compensation,” 16th IFAC World Congress, Prague, Czech Republic, July 4-8, 2005.

2.       Y. H. Park, S. J. Park, B. D. Choi, H. H. Ko, T. Y. Song, G. W. Lim, K. H. Yoo, S. Lee, S .C. Lee, A. R. Lee, J. S. Lim, S. S. Hong, and D. I. Cho, “MEMS-Fabricated Gyroscopes With Feedback Compensation,” 16th IFAC World Congress, Prague, Czech Republic, July 4-8, 2005.

3.       B. D. Choi, H. H. Ko, S. J. Paik, Y. H. Park, G. W. Lim, S. Lee, S. C. Lee, A. R. Lee, J. S. Lim, K. H. Yoo, D. Jeon, and D. I. Cho, “Intelligent Digital 3-Axis IMU for Robotic Applications,” The 2nd International Conference on Ubiquitous Robots and Ambient Intelligence, p. 66, Daejeon, Korea, Nov. 2-4, 2005.

4.       H. H. Ko, S. J. Park, S. J. Paik, B. D. Choi, Y. H. Park, S. Lee, S. W. Kim, S. C. Lee, A. R. Lee, K. H. Yoo, J. S. Lim, and D. I. Cho, “High Performance Microaccelerometer With Wafer-level Hermetic Packaged Sensing Element and Continuous-Time BiCMOS Interface Circuit,” International MEMS Conference 2006, Singapore, Singapore, May 9-12, 2006.

5.       S. Lee, S. W. Kim, S. C. Lee, H. H. Ko, Y. H. Park, N. K. Kim, and D.I. Cho, “Wafer-Level Hermetic Packaged Dual-Axis Digital Microaccelerometer,” SICE-ICASE International Joint Conference 2006, p. 89, Bexco, Busan, Korea, Oct. 18-21, 2006.

6.       S. Lee, K. H. Yoo, T. D. Ahn, B. D. Choi, N. K. Kim, and D. I. Cho, “A MEMS 6-Axis IMU Sensor Module for 3-Dimensional Motion Estimation,” The 13th International Conference on Advanced Robotics, pp. 253-256, Jeju, Korea, Aug. 21-24, 2007.

7.       N. K. Kim, S. Lee, T. H. Lee, H. H. Ko, W. Bahn, and D. I. Cho, “A MEMS Digital 3-Axis In-Plane Inertial System for Robot Motion,” The 13th International Conference on Advanced Robotics, pp. 261-265, Jeju, Korea, Aug. 21-24, 2007.

8.       H. H. Ko, T. D. Ahn, B. D. Choi, S. Lee, N. K. Kim, and D. I. Cho, “A Digitally Trimmable Continuous-Time Capacitive Readout ASIC for MEMS Vibratory Gyroscope for Robot Applications,” The 4th International Conference on Ubiquitous Robots and Ambient Intelligence, Pohang, Korea, Nov. 22-24, 2007.

9.       S. Lee, H. H. Ko, B. D. Choi, N. K. Kim, T. Y. Choi, and D. I. Cho, “A Two-Chip Implemented, Out-of-Plane Microaccelerometer for High Performance Multi-Axial Integrated System,” The 4th Asian-Pacific Conference of Transducers and Micro-nano Technology, Tainan, Taiwan, Jun. 22-25, 2008.

10.    N. K. Kim, J. H. Park, S. Lee, H. H. Ko, B., D. Choi, and T. Y. Choi, “Electrical Stiffness Control for Decoupled Gyroscope,” The 4th Asian-Pacific Conference of Transducers and Micro-nano Technology, Tainan, Taiwan, Jun. 22-25, 2008.

11.    B. D. Choi, S. J. Paik, S. Lee, H. H. Ko, K. H. Yoo, N. K. Kim, and D. I. Cho, “Wafer-Level Vacuum Packaged X and Y axis Gyroscope Using the Extended SBM Process for Ubiquitous Robot Applications,” The 17th International Federation of Automatic Control World Congress, pp. 4418-4423, Seoul, Korea, July 6-11, 2008.

12.    K. I. Koo, S. Lee, J. W. Ban, H. Y. Jeong, J. M. Seo, H. Chung, and D. I. Cho, “Pyramid Structured Micro-Electrode Array on Polyimide for Retinal Prostheses,” Biotronics 2008, pp. 83-84, Jeju, Korea, Oct. 8, 2008.

13.    S. Lee, K. I. Koo, S. M. Ha, J. W. Ban, H. Y. Jeong, H. S. Park, J. M. Seo, H. Chung, D. I. Cho, “PMMA Retinal Tack With Barb-Shaped Scale Bars for Retinal Prosthesis,” 2009 The Association for Research in Vision and Ophthalmology Annual Meeting (ARVO 2009), Fort Lauderdale, Florida, USA, May 3-7, 2009.

14.    K. I. Koo, D. I. Cho, H. Chung, J. M. Seo, S. Lee, J. W. Ban, H. Y. Jeong, H. S. Park, S. M. Ha, “Micro-Electrode Array With 171 Arrowhead-Shaped Three-Dimensional Tips for Retinal Prosthesis,” 2009 The Association for Research in Vision and Ophthalmology Annual Meeting (ARVO 2009), Fort Lauderdale, Florida, USA, May 3-7, 2009.

15.    S. M. Ha, C. Kim, K. I. Koo, H. J. Shin, S. Lee, S. H. Bae, J. M. Seo, H. Yu, D. I. Cho, H. Chung, “In-Vivo Experiment With 3D Microelectrode Array on a Flexible Substrate for Retinal Prosthesis,” 2009 The Association for Research in Vision and Ophthalmology Annual Meeting (ARVO 2009), Fort Lauderdale, Florida, USA, May 3-7, 2009.

16.    K. I. Koo, S. Lee, J. W. Ban, H. Y. Jeong, H. S. Park, S. M. Ha, J. M. Seo, H. Chung, and D. I. Cho, “Arrowhead-Shaped Micro-Electrode Array on Polyimide Substrate for Retinal Prostheses Enabling Close Approach to Target Cells,” The 15th International Conference on Solid-State Sensors, Actuators and Microsystems (Transducers 2009), Denver, Colorado, USA, June 21-25, 2009.

17.    S. Lee, K. I. Koo, J.W. Ban, H. Y. Jeong, H. S. Park, J. M. Seo, H. Chung, and D. I. Cho, “Long-Term In-Vivo Biocompatibility Evaluation of MEMS Retinal Tack for Retinal Prosthesis,” Medical Physics and Biomedical Engineering World Congress 2009 (WC 2009), pp. 194-197, Munich, Germany, Sep. 7-12, 2009.

18.    H. S. Park, K. I. Koo, S. Lee, J.W. Ban, H. Y. Jeong, and D. I. Cho, “A PMMA Micro-Suction Tool for Capsular Endoscope Using a Solid Chemical Propellant,” The 2nd Bio-Science and Bio-Technology 2009 (BSBT 2009), pp. 38-44, Jeju, Korea, Dec. 10-12, 2009.

19.    H. Y. Jeong, K. I. Koo, S. Lee, J. W. Ban, H. S. Park, S. J. Hong, S. M. Bang, S. Y. Song, and D. I. Cho, “Paraffin-Based Tissue Collection Tool for Micro-Spike Biopsy, Applicable to the Conventional Histopathological Procedure,” 2010 Digestive Disease Week (DDW 2010), pp. 755, New Orleans, Louisiana, USA, May 1-5, 2010.

20.    S. Lee, K. I. Koo, J. W. Ban, H. Y. Jeong, H. S. Park, S. J. Hong, S. H. Bae, J. M. Seo, H. Chung, and D. I. Cho, “A Long-Term In-Vivo Biocompatibility Evaluation of PMMA Retinal Tack for Retinal Prosthesis,” 2010 The Association for Research in Vision and Ophthalmology Annual Meeting (ARVO 2010), pp.3044-3047, Fort Lauderdale, Florida, USA, May 2-6, 2010.

21.    K. I. Koo, S. Lee, J. W. Ban, H. Y. Jeong, H. S. Park, S. J. Hong, S. H. Bae, J. M. Seo, H. Chung, and D. I. Cho, “Enhanced Microelectrodes for Retinal Stimulation,” 2010 The Association for Research in Vision and Ophthalmology Annual Meeting (ARVO 2010), pp. 3040-3043, Fort Lauderdale, Florida, USA, May 2-6, 2010.

22.    S. H. Bae, E. T. Kim, S. Lee, K. I. Koo, H. J. Shin, J. M. Seo, H. Yu, D. I. Cho, S. J. Kim, and H. Chung, “In-Vivo Multichannel Visual Cortex Recording During Electrical Stimulation of the Retina,” 2010 The Association for Research in Vision and Ophthalmology Annual Meeting (ARVO 2010), pp.3049-A218, Fort Lauderdale, Florida, USA, May 2-6, 2010.

23.    H. Chung, K. I. Koo, S. Lee, S. H. Bae, J. W. Ban, H. Y. Jeong, H. S. Park, S. J. Hong, J. M. Seo, and D. I. Cho, “Interpretation of the Optical Coherent Tomographic Findings in the Rabbit Eye With Implanted PMMA Retinal Tack for Retinal Prosthesis,” 2010 The Association for Research in Vision and Ophthalmology Annual Meeting (ARVO 2010), pp.3050-A219, Fort Lauderdale, Florida, USA, May 2-6, 2010.

24.    S. J. Hong, K. I. Koo, S. Lee, H. S. Park, H. J. Yoo, J. H. Kim, S. H. Park, J. O. Park, and D. I. Cho, “Biodegradable Polymer Droplet for Efficient Drug Delivery Using Flagellated Bacteria,” 10th IEEE International Conference on Nanotechnology (NANO 2010), pp. 72, Seoul, Korea, Aug. 17-20, 2010.

25.    J. H. Park, S. Lee, and D. I. Cho, “Comparative Study of the Wafer Bonding Processes for MEMS Devices,” Proceedings of the 2011 6th IEEE International Conference on Nano/Micro Engineered and Molecular Systems, Kaohsiung, Taiwan, Feb. 20-23, 2011.

26.    H. J. Yoo, K. I. Koo, S. Lee, S. J. Hong, J. H. Ahn, J. H. Ye, S. B. Ryu, K. H. Kim, Y. S. Goo, and D. I. Cho, “A Model of Subretinal Neural Pathways for Retinal Prosthesis Using In-Vitro Experiments,” 2011 The Association for Research in Vision and Ophthalmology Annual Meeting (ARVO 2011), pp. 4936-4939, Fort Lauderdale, Florida, USA, May 1-5, 2011.

27.    S. Lee, S. J. Hong, H. J. Yoo, and D. I. Cho, “Surface Energy Modification of Biodegradable Polymeric Surfaces for Selective Bacterial Adhesion for Directional Locomotion in Chemotactic Targeted Drug Delivery,” ISMM 2011 in Conjunction with the KBCS Spring Meeting (ISMM 2011), pp. T3-070, Seoul, Korea, June 2-4, 2011.

28.    S. J. Hong, S. Lee, H. J. Yoo, J. H. Ahn, S. K. Park, K. I. Koo, and D. I. Cho, “Mechanical and Electrical Evaluation for the Long-Term Stability of Implanted 3D Retinal Microelectrode,” The 16th International Conference on Solid-State Sensors, Actuators and Microsystems (Transducers 2011), pp. 202-205, Beijing, China, June 5-9, 2011.

29.    S. Lee, S. J. Hong, H. J. Yoo, J. H. Ahn, and D. I. Cho, “Integrated Microfluidic System Capable of Size-Controllable Droplet Generation and Size-Dependent Droplet Separation,” IEEE-NANOMED 2011 jointly organized with Biotronics2011 (Biotronics 2011), BP4-49, Jeju, Korea, Nov. 9-12, 2011.

30.    H. H. Ko, S. Lee, J. H. Ahn, S. J. Hong, H. J. Yoo, S. W. Jung, S. K. Park, and D. I. Cho, “Current Stimulator with Adaptive Supply Regulator for Visual Prostheses,” IEEE-NANOMED 2011 jointly organized with Biotronics2011 (Biotronics 2011), BP4-15, Jeju, Korea, Nov. 9-12, 2011.

31.    J. H. Ahn, S. Lee, S. J. Hong, H. J. Yoo, S. W. Jung, S. K. Park, H. H. Ko, and D. I. Cho, “Multi-channel Stimulator Using a Channel Sharing Method for Retinal Prostheses,” IEEE-NANOMED 2011 jointly organized with Biotronics2011 (Biotronics 2011), BP4-21, Jeju, Korea, Nov. 9-12, 2011.

32.    S. W. Jung, S. Lee, and D. I. Cho, “Fabrication of Si Nanowire Photodetectors for Retinal Prosthesis System,” 2nd Nanotoday Conference (Nanotoday 2011), O21-1, Hawaii, USA, Dec. 11-15, 2011.

33.    S. Lee, S. W. Jung, S. K. Park, J. H. Ahn, S. J. Hong, H. J. Yoo, M. H. Lee, and D. I. Cho, “Ultra-High Responsivity, Silicon Nanowire Photodetectors for Retinal Prosthesis,” 25th IEEE International Conference on Micro Electro Mechanical Systems (MEMS 2012), pp. 1364-1367, Paris, France, Jan.29-Feb.2, 2012.

34.    H. J. Yoo, S. Lee, J. H. Ahn, S. J. Hong, M. J. Lee, J. M. Seo, T. Y. Kim, S. J. Kim, and D. I. Cho, “Laminated, Cubic, Biodegradable Polymer Structures for Bacteria-Based, Robotic Drug Delivery,” SPIE Nanosystems in Engineering + Medicine, pp. 8548-136, Incheon, Korea, Sep. 10-12, 2012.

35.    H. J. Yoo, S. Lee, J. H. Ahn, and D. I. Cho, "Drug-Loaded Cubic Micro-Chamber Made of a Biodegradable Polymer for Bacteria-Based Drug Delivery," The 8th Annual IEEE International Conference on Nano/Micro Engineered and Molecular Systems (IEEE NEMS 2013), pp. 1141-1144, Suzhou, China, Apr. 7-10, 2013.

36.    S. Lee, S. W. Jung, J. H. Ahn, H. J. Yoo, S. K. Park, and D. I. Cho, “A Nanowire FET Switch Integrated With A Microelectrode Array for Retinal Prosthetic Systems,” The 17th International Conference on Solid-State Sensors, Actuators and Microsystems (Transducers 2013), pp. 673-676, Barcelona, Spain, June 16-20, 2013. (Outstanding Oral Presentation Award Nomination (Top 5))

37.    S. Lee, J. H. Ahn, H. J. Yoo, S. W. Jung, S. J. Oh, S. K. Park, and D. I. Cho, "Electrical Characteristics of 2D and 3D Microelectrodes for High-Resolution Retinal Prostheses," 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (IEEE EMBC 2013), pp. 3535-3538, Osaka, Japan, July 3-7, 2013.

38.    H. J. Yoo, S. Lee, J. H. Ahn, S. J. Oh, B. H. Song, S. J. Kim, J. M. Seo, T. Y. Kim, and D. I. Cho, "Surface Energy Modification Method Using X-ray Synchrotron Irradiation for Controlling Bacterial Adhesion on Biodegradable-Polymer Structures for Bacteria-Flagellated Microrobots," 2013 International Conference on Control, Automation and Systems (ICCAS 2013), pp. 1521-1524, Gwangju, Korea, Oct. 20-23, 2013

39.    S. W. Jung, S. Lee, S. K. Park, J. H. Ahn, H. J. Yoo, S. J. Oh, and D. I. Cho, “A Novel Nanowire Retinal Prosthetic System with Build-In Photodetectors and Current Amplification Circuits,” 3rd Nanotoday Conference (Nanotoday 2013), pp. 260, Singapore, Singapore, Dec. 8-11, 2013.

40.    S. H. Lim, H. H. Kim, C. H. Seok, H. R. Song, S. Lee, S. W. Jung, K. I. Koo, D. I. Cho, and H. H. Ko, “A Light Amplitude Modulated Retinal Stimulator Using Nanowire Photodetector,” 2014 AMEE Workshop on Nanomaterials and Nanodevices (NMND 2014), pp. NMND-30, Hong Kong SAR, Apr. 27, 2014.

41.    H. J. Yoo, J. H. Park, S. Lee, J. H. Ahn, S. J. Oh, B. H. Song, J. Y. Shin, and D. I. Cho, “Motility of Bacteria-Attached Microstructures: Bovine Serum Albumin Coating and Plasma Treatment Cases,” Asia-Pacific Conference of Transducers and Micro-Nano Technology (APCOT 2014), pp. P2-4, Daegu, Korea, June 29 - July 2, 2014.

42.    J. Y. Shin, J. H. Ahn, S. Lee, S. W. Jung, S. K. Park, S. J. Oh, and D. I. Cho, “Silicon-Based Biomimetic Photoreceptor for Retinal Prostheses,” Asia-Pacific Conference of Transducers and Micro-Nano Technology (APCOT 2014), pp. 16-2, Daegu, Korea, June 29 - July 2, 2014.

43.    S. Lee, “Top-down Fabrication of (111)-Silicon Nanowire Arrays for Flexible Field-Effect Transistors Achieving Large-Scale Integrated Electronic Circuits,” 42nd International Conference on Micro and Nano Engineering, pp. 40, Vienna, Austria, September 19 – September 23, 2016.

44.    S. Lee, “Fabrication of PMMA Retinal Tack Using X-ray Lithography and Long-term In-vivo Biocompatibility Evaluation for Progressive Observation Using Optical Coherent Tomography,” 42nd International Conference on Micro and Nano Engineering, pp. 60, Vienna, Austria, September 19 – September 23, 2016.

45.    H. Kim, Y. Park, Y. Ko, Y. Mun, S. Lee, and H. Ko, “Multi-Parameter Biosignal Acquisition Integrated Circuit for Wearable Healthcare Applications,” The 5th International Multi-Conference on Engineering and Technology Innovation 2016 (IMETI2016), pp. 14, Taichung, Taiwan, October 28 – November 1, 2016.

46.    S. Lee and H. Ko, “Fabrication of PMMA Retinal Tack Using X-ray Lithography and Long-term In-vivo Biocompatibility Evaluation for Retinal Prosthesis,” The 5th International Multi-Conference on Engineering and Technology Innovation 2016 (IMETI2016), pp. 179, Taichung, Taiwan, October 28 – November 1, 2016.

47.    Y. Park, H. Kim, Y. Ko, Y. Mun, S. Lee, J. Kim, and H. Ko, “Low Power CMOS Temperature Sensor with On-chip Calibration,” The 5th International Multi-Conference on Engineering and Technology Innovation 2016 (IMETI2016), pp. 182, Taichung, Taiwan, October 28 – November 1, 2016.

48.    S. Lee and H. Ko, “Electrical Characterization of 2D and 3D microelectrodes for achieving high-resolution sensing in retinal prostheses with in-vitro animal experimental results,” The 5th International Multi-Conference on Engineering and Technology Innovation 2016 (IMETI2016), pp. 237, Taichung, Taiwan, October 28 – November 1, 2016.

49.    S. Lee, “A Top-down Fabrication of Silicon-Nanowire-Arrays for Large-Scale Integration on Flexible Substrate achieving High-Resolution Neural Stimulation Microelectrode,” The 5th International Multi-Conference on Engineering and Technology Innovation 2016 (IMETI2016), pp. 180, Taichung, Taiwan, October 28 – November 1, 2016.

50.    Y. Choi and S. Lee, “Top-down Fabrication of Arrayed Silicon Nanowire Using (111)-Silicon Substrate,” 39th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC 2017), Jeju, Korea, July 11 – 15, 2017.

51.    Y. Choi, H. Ko, and S. Lee, “Fabrication of (111)-Silicon Nanowire Photodetector for Retinal Prostheses Using Light-Controlled Current Stimulation,” International Multi-Conference on Engineering and Technology Innovation 2017 (IMETI2017), pp. 9, Hualien, Taiwan, October 27 – 31, 2017.

52.    Y. Choi and S. Lee, “Comparative Study on Electrical Characteristics of (111) and (100) Silicon Nanowire Transistors Using Quantitative Current Model,” International Multi-Conference on Engineering and Technology Innovation 2017 (IMETI2017), pp. 136, Hualien, Taiwan, October 27 – 31, 2017.

53.    S. Lee, K. Byun, and T. Kim, “A Spiral-Motion Micro-Spike Biopsy Mechanism for Safe Extraction of Submucosal Tumor Tissue and a Vision-Processing Method for Computing the Tissue Volume,” International Conference on Medical Medicine and Health Study (MMHS2017), Osaka, Japan, February 25-26, 2017.

54.    Y. Ko, H. Kim, Y. Mun, B. Lee, S. Lee, and H. Ko, “A 36.2 pJ/Step Energy Efficient 16-bit Differential SAR Capacitance-to-Digital Converter,” International Conference on Electronics, Information and Communication 2018 (ICEIC2018), Honolulu, Hawaii, USA, January 24 – 27, 2018.

55.    E. V. Anazco, P. R. Lopez, S. Lee, K. Byun, and T. Kim, “Smoking Activity Recognition Using a Single Wrist IMU and Deep Learning Light,” International Conference on Digital Signal Processing 2018 (ICDSP2018), Tokyo, Japan, pp. 98 – 101, February 25 – 27, 2018.

56.    P. R. Lopez, E. V. Añazco, S. Lee, K. Byun, M. Cho, S. Y. Lee, and T. Kim, “A Single Wearable IMU-based Human Hand Activity Recognition via Deep Autoencoder and Recurrent Neural Networks,” The Fourth International Conference on Smart Portable, Wearable, Implantable and Disability-oriented Devices and Systems (SPWID2018), Barcelona, Spain, pp. 3 – 7, July 22 – 26, 2018.

57.    Y. Choi, K. Kim, and S. Lee, “Fabrication and Evaluation of Nanostructured Microelectrodes for Achieving High-Spatial Resolution in Retinal Prostheses,” International Multi-Conference on Engineering and Technology Innovation 2018 (IMETI2018), Taoyuan, Taiwan, pp. 11, November 2 – 6, 2018.

58.    H. Jung and S. Lee, “Implementation of 3-Axis IMU on a Stretchable Platform Using "Cut-and-Paste" Method for Biomedical Applications,” International Multi-Conference on Engineering and Technology Innovation 2018 (IMETI2018), Taoyuan, Taiwan, pp. 12, November 2 – 6, 2018.

59.    B. Lee, H. Kim, J. Kim, K. Han, S. Shin, G. Kim, W. S. Sul, B. J. Lee, S. Lee, and H. Ko, “Low Noise 16-bit First-order Delta-Sigma Capacitance-to-Digital Converter for Capacitive Humidity Sensor,” International Multi-Conference on Engineering and Technology Innovation 2018 (IMETI2018), Taoyuan, Taiwan, pp. 85, November 2 – 6, 2018.

60.    Y. Choi, K. Kim, and S. Lee, “Method to Improve Localized Neural Stimulation for Retinal Prosthesis with High Spatial Resolution,” International Multi-Conference on Engineering and Technology Innovation 2018 (IMETI2018), Taoyuan, Taiwan, pp. 131, November 2 – 6, 2018.

61.    S. Lee, “Simulation on Junctionless Silicon Nanowire Devices for Implementation of Photodetection Circuit in Retinal Prosthesis,” International Multi-Conference on Engineering and Technology Innovation 2018 (IMETI2018), Taoyuan, Taiwan, pp. 11, November 2 – 6, 2018.

62.    S. Lee and H. Ko, “A Top-Down Fabrication of Silicon Nanowire Photodetectors Using (111)-Silicon for Retinal Prostheses,” The 9th international Conference on Advanced Materials Research 2019 (ICAMR2019), Singapore, Singapore, January 24 – 27, 2019.

63.    H. Ko, H. Kim, K. Han, B. Lee, J. Kim, G. Kim, and S. Lee, “Low Power Electrocardiogram and Bioimpedance Acquisition Circuit by Sharing Current Balanced Instrumentation Amplifier,” 2019 2nd IERI International Conference on Medical Physics, Medical Engineering and Informatics (ICMMI2019), Tokyo, Japan, March 22 – 24, 2019.

64.    S. Lee, K. Kim, J. Lee, H. Ko, “Pulse Count Modulation Method to Improve Localized Neural Stimulation for High-Resolution Retinal Prostheses,” 2019 2nd IERI International Conference on Medical Physics, Medical Engineering and Informatics (ICMMI2019), Tokyo, Japan, March 22 – 24, 2019.

65.    H. Ko and S. Lee, “Surface Energy Modification of Biodegradable Polymeric Surfaces for Selective Bacterial Adhesion and Targeted Drug Delivery,” 2019 2nd IERI International Conference on Medical Physics, Medical Engineering and Informatics (ICMMI2019), Tokyo, Japan, March 22 – 24, 2019.

66.    J. Lee, K. Kim, and S. Lee, “Stretchable, Patch-Type Wireless 6-Axis Inertial Measurement Unit for Mobile Health Monitoring,” International Conference on Advanced Technology Innovation 2019 (ICATI2019), Sapporo, Hokkaido, Japan, pp. 12, July 15 – 18, 2019.

67.    J. Lee, K. Kim, S. Han, D. Kim, and S. Lee, “A Stretchable, Patch-Type, Wireless 6-Axis IMU for Real-Time Gait and Posture Analysis,” The 8th International Multi-Conference on Engineering and Technology Innovation 2019 (IMETI2019), Kaohsiung, Taiwan, pp. 11, November 15 – 19, 2019.

68.    K. Kim, J. Lee, S. Han, D. Kim, and S. Lee, “A Novel Top-Down Fabrication Process for Vertically-Aligned Silicon Nanowire Array,” The 8th International Multi-Conference on Engineering and Technology Innovation 2019 (IMETI2019), Kaohsiung, Taiwan, pp. 1, November 15 – 19, 2019.

69.    E. V. Añazco, P. R. Lopez, H. Park, N. Park, J. Oh, S. Lee, K. Byun, and T. Kim, “Human-like Object Grasping and Relocation for an Anthropomorphic Robotic Hand with Natural Hand Pose Priors in Deep Reinforcement Learning,” 2019 The 2nd International Conference on Computational Intelligence and Intelligent Systems, Bangkok, Thailand, November 23 – 25, 2019.

70.    S. Han, S. Kim, J. Lee, K. Kim, D. Kim, and S. Lee, “Wireless Electrocardiogram System for Real-Time, Continuous Cardiovascular Monitoring,” 2019 Sino-US International Conference on Health Sciences and Medical Education, Wuhan, China, December 8 – 9, 2019.

71.    S. Lee and H. Ko, “Implantable Nanoresonator Integrated Circuit for Continuous Glucose Monitoring,” 2019 Sino-US International Conference on Health Sciences and Medical Education, Wuhan, China, December 8 – 9, 2019.

72.    S. Lee and S. Han, “Blood Pressure Estimation using Electrocardiogram (ECG) and Seismocardiogram (SCG) Signals,” International Conference on Electrical Engineering and Computer Sciences, Guan, USA, February 18 – 20, 2020.

73.    S. Han, J. Lee, K. Kim, and S. Lee, “A Spiral-Motion Biopsy Mechanism for Extraction of Submucosal Tissue with Tissue Volume Vision Processing Method”, 2020 International Conference on Biomedicine, Bioinformation and Intelligent Computing, Hangzhou, China, July 19 – 20, 2020.

74.    S. Han and S. Lee, “Blood Pressure Estimation using Electrocardiogram (ECG) and Seismocardiogram (SCG) Signals,” 2020 International Conference on Biomedical Engineering Technology and Health Science, Shanghai, China, September 20 – 21, 2020.

75.    T. Kim, H. Jeong, S. Han, K. Kim, J. Cho, S. Kim, H. Jung, and S. Lee, “Multiple Biometric Signal Sensing Platform Using Body Channel Communication,” The Sixth International Conference on Consumer Electronics (ICCE) Asia 2021, DEL PINO Resort, Gangwon Province, Republic of Korea, pp. 247 – 250, November 1 – 3, 2021.

76.    W. Jeong, Y. Kim, E. Choi, T. Kim, W. Choi, S. Han, K. Kim, and S. Lee, “Wearable Multichannel EMG Measurement System,” The Sixth International Conference on Consumer Electronics (ICCE) Asia 2021, DEL PINO Resort, Gangwon Province, Republic of Korea, pp. 247 – 250, November 1 – 3, 2021.

1.       A. R. Lee, H. H. Ko, B. D. Choi, G. W. Lim, Y. H. Park, S. J. Paik, S. Lee, S. W. Kim, J. S. Lim, K. H. Yoo, S. C. Lee, and D. I. Cho, “Micro-Gyroscope of a High-Performance, High-Yield at the Vacuum State of Wafer Level,” Proceedings of the 13th Conference on Guided Monition, pp. 376-379, Agency for Defense Development, Daejeon, Oct. 6-7, 2005.

2.       S. Lee, B. D. Choi, H. H. Ko, Y. H. Park, S. J. Paik, and D. I. Cho, “High Performance In-Plane Digital 3 Axis IMU for Robotic Applications," The 8th Korean MEMS Conference, pp. 442-445, Cheju, Apr. 6-8, 2006.

3.       S. M. Lee, S. W. Kim, S. C. Lee, S. J. Paik, B. D. Choi, H. H. Ko, A. R. Lee, K. H. Yoo, S. Y. Lee, C. K. Han, S. H. Lee, D. K. Jung, D. I. Cho, “Wafer-Level Hermetic Packaged Digital Biaxial Microaccelerometer for Robotic Applications,” The 1st Korea Robotics Society Conference on Advanced Intelligent Robots , pp. 470-474, Cheju, 2006. 6. 14-16.

4.       S. Lee, K. H. Yoo, B. D. Choi, N. K. Kim, T. D. Ahn, S. J. Paik, and D. I. Cho, “Intelligent Digital 6 Axis IMU for Robotic Applications,” Proceedings of the Korean Sensors Society Conference, vol. 17, no. 1, pp. 52-55, KIST, Seoul, Nov. 10-11, 2006.

5.       S. Lee, B. D. Choi, N. K. Kim, H. H. Ko, and D. I. Cho, “A MEMS Z-Axis Microaccelerometer for Vertical Motion Sensing of Mobile Robot,” The 2nd Korean Robotics Society Conference on Advanced Intelligent Robot, pp. 152-156, Kangwon, 2007. 6. 27-29. (Best paper award)

6.       H. Y. Jeong, K. I. Koo, S. Lee, J. W. Ban, S. M. Bang, S. Y. Song, and D. I. Cho, “Diagnosis Protocol for Micro-Spike Biopsy Using PDMS Micro-Detaching Tool,” Proceedings of Sensors Conference 2008, vol. 19, no. 1, pp. 43-44, Seoul, 2008. 11. 28. (Best paper award)

7.       J. W. Ban, K. I. Koo, S. Lee, H. Y. Jeong, S. M. Bang, S. Y. Song, and D. I. Cho, “Micro-Spike Design Optimization Using Biopsy Tissue Volume Analysis,” Proceedings of Sensors Conference 2008, vol. 19, no. 1, pp. 48-51, Seoul, 2008. 11. 28.

8.       K. I. Koo, S. Lee, J. W. Ban, H. Y. Jeong, H. S. Park, S. G. Min, M. S. Jong, H. Chung, and D. I. Cho, “Arrowhead-Shaped Micro-Electrodes for Retinal Prostheses,” The 11th Korean MEMS Conference, pp. 193-194, Jeju, 2009. 4. 2-4.

9.       H. Y. Jeong, K. I. Koo, S. Lee, J. W. Ban, H. S. Park, J. H. Choi, S. M. Bang, S. Y. Song, and D. I. Cho, “Micro-Tissue Collecting Tool of Biopsied Tissue for Diagnosis of Gastrointestinal Disease,” The 11th Korean MEMS Conference, pp. 195-196, Jeju, 2009. 4. 2-4.

10.    H. Y. Jeong, K. I. Koo, S. Lee, J. W. Ban, H. S. Park, S. J. Hong, S. M. Bang, S. Y. Song, and D. I. Cho, “MEMS-Based Paraffin Tool Fabricated by Deep X-Ray Synchrotron Lithography, for Retracting Biopsied Tissues in Capsular Endoscope,” The 17th Korean Conference on Semiconductors, pp. 414-415, Daegu, 2010. 2. 24-26.

11.    H.S. Park, K.I. Koo, S. Lee, J. W. Ban, H. Y. Jeong, S. J. Hong, and D. I. Cho, “PMMA Micro Pumping Tool Fabricated by Deep X-Ray Synchrotron Lithography, for Suctioning Gastrointestinal Juice in Capsular Endoscope,” The 17th Korean Conference on Semiconductors, pp. 416-417, Daegu, 2010. 2. 24-26.

12.    K. I. Koo, S. Lee, J. W. Ban, H. Y. Jeong, H.S. Park, S. J. Hong, J. H. Ye, S. B. Ryu, K. H. Kim, Y. S. Koo, and D. I. Cho, “MEMS-Based Microelectrodes Fabricated on Flexible Polymer, for In-Vitro Model of Suprachoroidal Implantation in Retinal Prostheses,” The 17th Korean Conference on Semiconductors, pp. 463-464, Daegu, 2010. 2. 24-26.

13.    J. H. Park, B. D. Choi, S. Lee, and D. I. Cho, “Decoupled Vibratory Microgyroscope With Trident Type Springs Fabricated by the Selective Silicon-On-Insulator (SSOI) Process,” The 17th Korean Conference on Semiconductors, pp. 622-623, Daegu, 2010. 2. 24-26.

14.    S. Lee, K. I. Koo, J. W. Ban, H. Y. Jeong, H. S. Park, S. J. Hong, H. J. Yoo, and D. I. Cho, “Electrostatic Polyimide Microvalve for Microfluidic Applications,” The 12th Korean MEMS Conference, pp. 85-86, Busan, 2010. 4. 1-3.

15.    S. W. Jung, K. I. Koo, S. K. Park, S. Lee, J. H. Ahn, S. J. Hong, H. J. Yoo, M. H. Lee, and D. I. Cho, “Design and Fabrication of Silicon Nanowire Photodetectors for Retinal Prosthetic Applications,” The 13th Korean MEMS Conference, pp. 181-182, Jeju, 2011. 4. 7-9.

16.    H. J. Yoo, S. J. Hong, S. Lee, J. H. Ahn, and D. I. Cho, “Fabrication of Laminated Biodegradable Polymeric Structure for Controlled Drug Release,” The 14th Korean MEMS Conference, pp. 253-254, Jeju, 2012. 4. 5-7.

17.    H. J. Yoo, S. Lee, J. H. Ahn, and D. I. Cho, “Fabrication of Biodegradable Micro-Chambers by X-Ray Synchrotron Radiation for Bacteria-Based Drug Delivery Systems,” The 24th Synchrotron Radiation User's Workshop & KOUSA Meeting, pp. 74, OL-05, Pohang, 2012. 11. 22.

18.    S. Lee, “Silicon Nanowire Based High-Resolution Neural Stimulation Electrode for Retinal Prosthetic Systems,” The 51st Spring Meeting of The Korean Society of Medical & Biological Engineering (KOSOMBE) 2016, invited session, Busan, 2016. 5. 14.

19.    K. Kim, S. Ahn, Y. Choi, and S. Lee, “Implementation of Patch-Type 6-Axis IMU Using “Cut-and-Paste” Methodfor Wearable Applications,” The 52nd Fall Meeting of The Korean Society of Medical & Biological Engineering (KOSOMBE) 2017, pp. 100, Jeonju, 2017. 11. 11.

20.    G. Kim and S. Lee, “Fabrication and Characteristic Evaluation of Nano-Porous Structured Microelectrode,” Proceeding of Korean Sensor Conference 2018, pp. 202, Seoul, 2018. 11. 16.

21.    I. Mun, J. Lee, K. Kim, Y. Choi, and S. Lee, “Implementation of Stretchable, Patch-Type Wireless 6-Axis IMU for Mobile Health Monitoring,” Proceeding of Korean Sensor Conference 2018, pp. 193, Seoul, 2018. 11. 16.

22.    S. Han, S. Kim, Y. H. Kim, and S. Lee, “Implementation of Wireless Patch-Type ECG Measurement System,” Proceeding of Korean Sensor Conference 2019, pp. 178-179, Gangneung, 2019. 8. 29.

23.    J. Lee and S. Lee, “Development of Smart Insole for Real-Time Measurement of Foot Pressure in Daily Life,” The 55th Fall Meeting of The Korean Society of Medical & Biological Engineering (KOSOMBE) 2019, pp. 607-608, Incheon, 2019.11.8.

24.    S. Han, K. Kim, J. Lee, H. Ko, and S. Lee, “Method of Estimating Real-Time Blood Pressure Using ECG Signal and Cardiac Output,” The 22nd Korean MEMS Conference, pp. 1-2, Pyeongchang, 2020.8.21.

25.    S. Han, K. Kim, S. Y. Lee, and S. Lee, “NFC Based Batteryless Patch-Type Electrocardiography Sensor Fabrication,” KICS Winter Conference 2021, pp. 1, Yongpyeong, 2021. 2. 4.

26.    G. Kim, G. Lee, J. Kim, Y. Mun, U. Shin, S. Han, K. Kim, and S. Lee, “Implementation of Wireless Power Charging System for Implantable Device via Body Channel Power Transmission,” The 2nd Fall Meeting of Micro/Nano System Conference 2021, Anmyeondo, 2021. 11. 11.

 

1.       System and Method for Stabilization Control Adopting Vestibulo-Ocular Reflex, U.S. Patent No. 8,285,416, Oct. 9, 2012.

2.       An Apparatus and a Method for Calibrating Sensitivity and Offset of MEMS Device Detecting Inertial Force, Korean Patent Registration No. 10-712665-00-00, 2007. 4. 23.

3.       Device Collecting Tissue Extracted by Micro-Spike, Korean Patent Registration No. 10-1003732-00-00, 2010. 12. 17.

4.       System and Method for Direction Control Using Encoders, Korean Patent Registration No. 10-1015750-00-00, 2011. 2. 10.

5.       System and Method for Stabilization Control Using an Inertial Sensor, Korean Patent Registration No. 10-1019336-00-00, 2011. 2. 24

6.       A Method and Equipment to Stabilize the Vision Using Image Targeting Method, Korean Patent Registration No. 10-1038367-00-00, 2011. 5. 25.

7.       Method and Apparatus of Bio-Mimetic Vision Stabilization System Using Vestibulo-Ocular Reflex, Korean Patent Registration No. 10-1059806-00-00, 2011. 8. 22.

8.       Arrowhead Structured Micro-Electrode Array With Wrapping Layer, Korean Patent Registration No. 10-1054864-00-00, 2011. 8. 1.

9.       Method for Fabricating Arrowhead-Shaped Micro-Electrode Array With Wrapping Layer, Korean Patent Registration No. 10-1209403-00-00, 2012. 11. 30.

10.    Retinal Prosthesis System Using Nanowire Photodetector and Method for Manufacturing the Same, Korean Patent Registration No. 10-1209357-00-00, 2012. 11. 30.

11.    Method to Compensate the Distortion of Optical Coherent Tomography Image Using Micro-Patterned Device, Korean Patent Registration No. 10-1213303-00-00, 2012. 12. 11.

12.    A Method for Preparing a Micro-Device With Microorganism Attached Selectively on a Surface of the Micro-Device and a Functional Micro-Device Comprising Prepared by the Same, Korean Patent Registration No. 101237202, 2013. 2. 19.

13.    High-Resolution Artificial Retinal Stimulator, Korean Patent Registration No. 101275215, 2013. 6. 10.

14.    Polyhedral Drug Delivery System, Korean Patent Registration No. 101314126, 2013. 9. 26.

15.    Method for Preparing Polyhedral Drug Delivery System, Korean Patent Registration No. 101314127, 2013. 9. 26.

16.    Drug Delivery System Comprising Laminated Structure, Korean Patent Registration No. 101345442, 2013. 12. 19.

17.    Drug Delivery System Prepared With Amphiphilic Adhesive, Korean Patent Registration No. 101440303, 2014. 9. 4.

18.    Micro-Electrode Array Deformable Into Arbitrary Three Dimensional Curvature and Method for Manufacturing the Same, Korean Patent Registration No. 101476718, 2014. 12. 19.

1.       Drug Delivery System Comprising Laminated Structure, PCT/KR2011/006945, 2011. 09. 20.

2.       Retinal Prosthesis System Using Nanowire Light Detector, and Manufacturing Method Thereof, PCT/KR2012/003527, May 4, 2012 (filings entered: US 13/983,518 (Aug. 2, 2013)).

3.       Multi-Material Droplet Generator, Korean Patent Application No. 2010-0013240, 2010.2. 18.

4.       Integrating Device of Droplet Generator and Automatic Sorter, Korean Patent Application No. 2010-0013241, 2010. 2. 18.

5.       Stretchable/foldable Optoelectronic Device, Method of Manufacturing the Same and Apparatus Including the Optoelectronic Device, Korean Patent Application No. 10-2014-0133557, 2014. 10. 02.

6.       Stretchable and Foldable Hybrid Graphene-Quantum Dot Light-Emitting Diodes, U.S. Patent No. US14/845,518, 2015. 09. 04.

7.       Fabrication method of vertically-stacked laterally-aligned silicon nanowire arrays, Korean Patent Application No. 10-2020-0152959, 2020. 11. 16.

8.       Top-Down Fabrication Process for Vertically-Stacked Silicon-Nanowire Array, PCT/KR2020/019490, 2020. 12. 31.

9.       Bio-Implantable Electronic Devices, Korean Patent Application No. 10-2021-0173104, 2021. 12. 6.

10.    Method for Manufacturing Flexible Circuit Board, and Flexible Circuit Board Manufactured by the Method, Korean Patent Application No. 10-2021-0178388, 2021. 12. 14.