INTERNATIONAL CONFERENCES

Submitted Manuscrpits

2022


  1. Kyeongsik Nam, Gyuri Choi, Hyungseup Kim, Mookyoung Yoo, Sangmin Lee, and Hyoungho Ko, "Implantable Cardiovascular Biopotential Acquisition and Stimulation Circuit for Robotic Transcatheter Leadless Pacemaker", The 9th IEEE RAS/EMBS International Conference on Biomedical Robotics & Biomechatroncis (BioRob 2022), Aug.21-24, 2022

  2. Sanggyun Kang, Byeongkwan Jin, Kyeongsik Nam, Gyuri Choi, Mookyoung Yoo, and Hyoungho Ko, "Low-Noise Potentiostat Readout Circuit with Chopper Stabilization and Dynamic Element Matching Technique for Electrochemical Sensor", NANO KOREA 2022 Symposium, July.06-08, 2022

2021


  1. Kyeongsik Nam, Gyuri Choi, Hyungseup Kim, Yongsu Kwon, Hyoungho Ko, "A Low-Noise, Low-Mismatch Current Mirror Based Potentiostat Readout Circuit with Dynamic Element Matching for glucose Monitoring", The 10th International Multi-Conference on Engineering and Technology Innovation 2021 (IMETI 2021), pp.6, Oct.29-Nov.02, 2021

  2. Gyuri Choi, Kyeongsik Nam, Hyungseup Kim, Yongsu Kwon, Hyoungho Ko, "Low-Noise Potentiostat Readout Circuit with Chopper Fully Differential Difference Amplifier for Glucose Monitoring", The 10th International Multi-Conference on Engineering and Technology Innovation 2021 (IMETI 2021), pp.7, Oct.29-Nov.02, 2021

  3. Gyuri Choi, Hyungseup Kim, Kyeongsik Nam, Yongsu Kwon, Youngtaek Roh, Dongkyu Song, Seounghoon Huh, Hyoungho Ko, "A Low-Noise Incremental Delta-Sigma Capacitance-to-Digital Converter with Closed-Loop Chopper Stabilization for Capacitive Microsensors", The 10th International Multi-Conference on Engineering and Technology Innovation 2021 (IMETI 2021), pp.8, Oct.29-Nov.02, 2021


2020


  1. Yongsu Kwon, Hyungseup Kim, Donggeun You, Hyunwoo Heo, Dong-il “Dan” Cho, Hyoungho Ko, "Resistive Bridge Sensor Analog Front-End with Fully Differential Current-Feedback Instrumentation Amplifier Using Floating HPF", The 9th International Multi-Conference on Engineering and Technology Innovation 2020 (IMETI 2020), pp.6, Oct.23-27,2020.

  2. Hyunwoo Heo, Hyungseup Kim, Donggeun You, Yongsu Kwon, Yil-suk Yang, Hyoungho Ko, "PLL-Based Resonator Driving IC with Automatic Parasitic Capacitance Cancellation and Automatic Gain Control", The 9th International Multi-Conference on Engineering and Technology Innovation 2020 (IMETI 2020), pp.7, Oct.23-27,2020.

  3. Hyunwoo Heo, Hyungseup Kim, Donggeun You, Yongsu Kwon, Yil-suk Yang, Hyoungho Ko, "Self-Sustained Oscillation Circuit for Nanoresonator with Digitally-Controlled Automatic Gain Control Loop", The 9th International Multi-Conference on Engineering and Technology Innovation 2020 (IMETI 2020), pp.7, Oct.23-27,2020.

  4. Hyunwoo Heo, Hyungseup Kim, Donggeun You, Yongsu Kwon, Dong-il “Dan” Cho, Hyoungho Ko, "A 156 dB CMRR 3-Opamp Resistive Bridge Sensor Analog Front-End IC with Offset Voltage Compensation Using R-2R DAC", The 9th International Multi-Conference on Engineering and Technology Innovation 2020 (IMETI 2020), pp.8, Oct.23-27,2020

  5. Donggeun You, Hyunwoo Heo, Hyungseup Kim, Yongsu Kwon, Dong-il “Dan” Cho, Hyoungho Ko, "A Current-Reuse Current-Feedback Instrumentaion Amplifier Utilizing Power Line Interference Reduction Technique for ECG Recording", The 9th International Multi-Conference on Engineering and Technology Innovation 2020 (IMETI 2020), pp.8, Oct.23-27,2020

  6. Hyungseup Kim, Youngsu Kwon, Donggeun You, Hyunwoo Heo, Choul-Young Kim, Hi-Deok Lee, Hyoungho Ko, "A 5.43 nV/√Hz Chopper Operational Amplifier with Lateral PNP Input Stage Using BJT Current-Mirror Base-Current Cancellation", The 9th International Multi-Conference on Engineering and Technology Innovation 2020 (IMETI 2020), pp.9, Oct.23-27,2020.

  7. Taeyoon Eom, Youngsu Kwon, Hyoungho Ko, "A Compact Weather Sensor Node for Predicting Road Surface Temperature", The 9th International Multi-Conference on Engineering and Technology Innovation 2020 (IMETI 2020), pp.46, Oct.23-27,2020.

  8. Donggeun You, Hyunwoo Heo, Hyungseup Kim, Yongsu Kwon, Sangmin Lee, and Hyoungho Ko, “A Current Feedback Instrumentation Amplifier with Current Reuse and Power Line Interference Mitigation Technique for ECG Recording,” International SoC Design Conference (ISOCC), pp. 224-225, Oct. 21-24, 2020.

  9. Hyunwoo Heo, Hyungseup Kim, Donggeun You, Yongsu Kwon, Yil-suk Yang, and Hyoungho Ko, “Phase-Locked Loop-Based Nanoresonator Integrated Circuit for Motional Resistance Sensing with Automatic Gain Control,” International SoC Design Conference (ISOCC), pp. 226-227, Oct. 21-24, 2020.

  10. Yongsu Kwon, Hyungseup Kim, Donggeun You, Hyunwoo Heo, Sangmin Lee, and Hyoungho Ko, “A 28.4 nV/√Hz Chopper Stabilized Current Feedback Instrumentation Amplifier with Auto Offset Calibration DAC for Resistive Bridge Sensor,” International SoC Design Conference (ISOCC), pp. 228-229, Oct. 21-24, 2020.

  11. Jaesung Kim, Hyungseup Kim, Kwonsang Han, Donggeun You, Hyunwoo Heo, Yongsu Kwon, Hyoungho Ko, and Hyunjoong Lee, "Phase Locked Loop based Resonator Driving IC with Negative Charge Cancelling", International conference on Electronics, Information and Communication(ICEIC) 2020, pp.736-738, Jan.19-22, 2020.

  12. Yongsu Kwon, Hyungseup Kim, Jaesung Kim, Kwonsang Han, Donggeun You, Hyunwoo Heo, Hyoungho Ko, Gyungtae Kim, Woo Suk Sul, Jong Won Lee, and Boung Ju Lee, "Low Noise Dual-Mode Sensor Analog Front-End for Capacitive and Resistive Microsensors", International conference on Electronics, Information and Communication(ICEIC) 2020, pp.739-741, Jan.19-22, 2020.

  13. Sangyoun Shin, Haeng-Pal Heo, Seok-Weon Choi, and Hyoungho Ko, "Stereo Imaging Mission Verification for Lunar Exploration", International conference on Electronics, Information and Communication(ICEIC) 2020, pp.247, Jan.19-22, 2020.


2019


  1. Taeyup Kim, Seohyeong Jang, Bobaro Chang, Jinwoo Sung, Seunghyun Lee, Hyoungho Ko, Kyo-in Koo and D Cho Dong-il, “A New Simple Fabrication Method for Silicon Nanowire-Based Accelerometers,” The 20th International Conference on Solid-State Sensors, Actuators and Microsystems & Eurosensors XXXIII (Transducers 2019 & Eurosensors XXXIII), Berlin, Germany, June 23-27, 2019. pp. 1949-1952.


2018


  1. Jaesung Kim, Kwonsang Han, Hyungseup Kim, Byeoncheol Lee, Sangyoun Shin and Hyoungho Ko, "4.36 fJ/Conversion-Step Ultralow Power 16-bit SAR Capacitance-to-Digital Converter in 0.18-μm CMOS Process ," International Multi-Conference on Engineering and Technology Innovation 2018 (IMETI2018), November 02-November 06, 2018, Taoyuan, Taiwan.

  2. Byeoncheol Lee, Hyungseup Kim, Jaesung Kim, Kwonsang Han, Dong-il “Dan” Cho and Hyoungho Ko, "A Low-Power 33 pJ/Conversion-Step 12-bit SAR Resistance-to-Digital Converter for Microsensors ," International Multi-Conference on Engineering and Technology Innovation 2018 (IMETI2018), November 02-November 06, 2018, Taoyuan, Taiwan.

  3. Byeoncheol Lee, Hyungseup Kim, Jaesung Kim, Kwonsang Han, Sangyoun Shin, Gyungtae Kim, Woo Suk Sul, Boung Ju Lee, Sangmin Lee and Hyoungho 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), November 02-November 06, 2018, Taoyuan, Taiwan.

  4. Kwonsang Han, Hyungseup Kim, Byeoncheol Lee, Jaesung Kim, Dong-il “Dan” Cho and Hyoungho Ko, "Low-Noise Analog Front-End with Chopper-Stabilized Multi-Path Current-Feedback Instrumentation Amplifier for Resistive Sensors," International Multi-Conference on Engineering and Technology Innovation 2018 (IMETI2018), November 02-November 06, 2018, Taoyuan, Taiwan.

  5. Yeongjin Mun, Hyungseup Kim, Byeoncheol Lee, Jaesung Kim, Kwonsang Han, Won-ki Park, Sung-chul Lee and Hyoungho Ko, "Electrocardiogram and Impedance Measurement IC for Automated External Defibrillator," International Multi-Conference on Engineering and Technology Innovation 2018 (IMETI2018), November 02-November 06, 2018, Taoyuan, Taiwan.

  6. Hyungseup Kim, Byeoncheol Lee, Jaesung Kim, Kwonsang Han, Dong Kyue Kim, Byong-Deok Choi, Ji-Hoon Kim and Hyoungho Ko, "Secure Circuit with Low-power On-chip Temperature Sensor for Detection of Temperature Fault Injection Attacks," International Multi-Conference on Engineering and Technology Innovation 2018 (IMETI2018), November 02-November 06, 2018, Taoyuan, Taiwan.

  7. Jongpal Kim and Hyoungho Ko, “Reconfigurable Voltage/Current Readout Instrumentation Amplifier for Cardiovascular Health Monitoring,” in Proc. IEEE International Symposium on Circuits and Systems (ISCAS), Florence, Italy, May 30-23, 2018. pp. 1-4.

  8. Youngwoon Ko, Hyungseup Kim, Yeongjin Mun, Byeoncheol Lee, Sangmin Lee and Hyoungho Ko, "A 36.2 pJ/Step Energy-Efficient 16-bit Differential SAR Capacitance-to-Digital Converter," International Conference on Electronics, Information, and Communication (ICEIC ) 2018, Honolulu, Hawaii, USA, Jan. 24-27, 2018.

  9. Seohyeong Jang, Baboro Chang, Jinwoo Sung., Taeyup Kim, Hyoungho Ko, Kyo-in Koo and Dong-il Dan Cho, “Increased Piezoresistive Effects of Silicon Nanowires for Effective Biomimetic Sensing,” The 31th IEEE International Conference on Micro Electronic Mechanical System (MEMS 2018), Belfast, Ireland, Jan. 21-25, 2018.


2017


  1. Youngwoon Ko, Hyungseup Kim, Yeongjin Mun, Byeoncheol Lee and Hyoungho Ko, "164 nW Inverter-based Capacitive Readout IC for Microaccelerometer", The Sixth International Multi-Conference on Engineering and Technology Innovation 2017 (IMETI2017), October 27-October 31, 2017, Hualien, Taiwan.

  2. Hyungseup Kim, Byeoncheol Lee, Youngwoon Ko, Yeongjin Mun, Yi-Gyeong Kim, Hyunjoong Lee, Yil Suk Yang, Chang Han Je, Woo Seok Yang and Hyoungho Ko, "Modeling and Simulation of Mass-Sensitive Oscillator Based on AlN Piezoelectric Microresonator in Liquid Media," The Sixth International Multi-Conference on Engineering and Technology Innovation 2017 (IMETI2017), October 27-October 31, 2017, Hualien, Taiwan.

  3. Youngwoon Ko, Hyungseup Kim, Yeongjin Mun, Byeoncheol Lee and Hyoungho Ko, "A 1.23 pJ/Conversion-Step Energy-Efficient 16-bit SAR Capacitance-to-Digital Converter in 0.18 μm CMOS Process," The Sixth International Multi-Conference on Engineering and Technology Innovation 2017 (IMETI2017), October 27-October 31, 2017, Hualien, Taiwan.

  4. Byeoncheol Lee, Youngwoon Ko, Hyungseup Kim, Yeongjin Mun and Hyoungho Ko, "A Low Noise Reconfigurable 12-to-16-bit Delta-Sigma Capacitance-to-Digital Converter with Chopper Stabilization Technique," The Sixth International Multi-Conference on Engineering and Technology Innovation 2017 (IMETI2017), October 27-October 31, 2017, Hualien, Taiwan.

  5. Hyungseup Kim, Youngwoon Ko, Yeongjin Mun, Byeoncheol Lee, Dong Kyue Kim, Byong-Deok Choi, Ji-Hoon Kim and Hyoungho Ko, "Secure Circuit with Optical Energy Harvesting using On-chip Photodiode Against Unpowered Physical Attacks," The Sixth International Multi-Conference on Engineering and Technology Innovation 2017 (IMETI2017), October 27-October 31, 2017, Hualien, Taiwan.

  6. Yeongjin Mun, Hyungseup Kim, Youngwoon Ko, Byeoncheol Lee, Ji-Hoon Kim, Byong-Deok Choi, Dong Kyue Kim and Hyoungho Ko, "Secure Integrated Circuit with Physical Attack Detection Based on Reconfigurable Top Metal Shield," The Sixth International Multi-Conference on Engineering and Technology Innovation 2017 (IMETI2017), October 27-October 31, 2017, Hualien, Taiwan.

  7. Yeongjin Mun, Youngwoon Ko, Yunjong Park, Hyungseup Kim and Hyoungho Ko, "A Low-Power Chopper Stabilized Analog Front-End Circuit using Current-Reuse Amplifier for Capacitive Microsensor," International Conference on Electronics, Information, and Communication (ICEIC) 2017, January 11-January 14, 2017, Phuket, Thailand.


2016


  1. Yeongjin Mun, Hyungseup Kim, Yunjong Park, Youngwoon Ko, Kyo-in Koo, Dong-il Dan Cho and Hyoungho Ko, "Capacitive Analog Front-End with Dual Mode Automatic Parasitic Cancellation Loop," The Fifth International Multi-Conference on Engineering and Technology Innovation 2016 (IMETI2016), October 28-November 01, 2016, Taichung, Taiwan.

  2. Yunjong Park, Hyungseup Kim, Youngwoon Ko, Yeongjin Mun and Hyoungho Ko, "Low Power CMOS Temperature Sensor with On-chip Calibration ," The Fifth International Multi-Conference on Engineering and Technology Innovation 2016 (IMETI2016), October 28-November 01, 2016, Taichung, Taiwan.

  3. Hyungseup Kim, Yunjong Park, Youngwoon Ko, Yeongjin Mun and Hyoungho Ko, "Multi-Parameter Biopotential Acquisition IC for Wearable Healthcare Application," The Fifth International Multi-Conference on Engineering and Technology Innovation 2016 (IMETI2016), October 28-November 01, 2016, Taichung, Taiwan.

  4. Youngwoon Ko, Hyungseup Kim, Yunjong Park, Yeongjin Mun, and Hyoungho Ko, "Low Noise Chopper Stabilized Resistive Readout IC With Ripple Rejection Loop," The Fifth International Multi-Conference on Engineering and Technology Innovation 2016 (IMETI2016), October 28-November 01, 2016, Taichung, Taiwan.


2015

  1. Yunjong Park, Haryong Song, Hyungseup Kim, and Hyoungho Ko, “Chopper Stabilized Analog Front-End IC with Improved Ripple Reduction Loop,” 12th International SoC Design Conference (ISOCC), 2015, pp.229-230.

  2. Hyungseup Kim, Haryong Song, Yunjong Park, and Hyoungho Ko, “Low Noise Resistive Analog Front-End with Automatic Offset Calibration Loop,” 12th International SoC Design Conference (ISOCC), 2015, pp.231-232.

  3. Gyungtae Kim and Hyoungho Ko, "Behavioral modeling and experimental validation of uncooled microbolometer," 2015 IEEE SENSORS, Busan, South Korea, Nov. 1-4, 2015, pp. 1-3.

  4. Haryong Song, Gyungtae Kim, and Hyoungho Ko, "Triple cascode high output impedance current stimulator with dynamic element matching for retinal prostheses," in Control, Automation and Systems (ICCAS), 2015 15th International Conference on, 2015, pp. 1866-1869.

  5. Jongpal Kim, Takhyung Lee, Ji-Hoon Kim., and Hyoungho Ko, "Ambient light cancellation in photoplethysmogram application using alternating sampling and charge redistribution technique," in 2015 37th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), Milan, Italy, Aug. 25-29, 2015, pp. 6441-6444.

2014


  1. Seunghyum Lim, Changho Seok, Hyunho Kim, Haryong Song, Hyoungho Ko, and Dong-il Dan Cho, "A versatile biopotential acquisition analog front end IC with effective DC offset and ripple rejection," in IEEE International Symposium on Integrated Circuits (ISIC), Singapore, Singapore, Dec. 10-12, 2014, pp. 504-507.

  2. Seunghyun Lim, Changho Seok, Hyunho Kim, Haryong Song, and Hyoungho Ko, "A fully integrated electroencephalogram (EEG) analog front-end IC with capacitive input impedance boosting loop," in IEEE Custom Integrated Circuits Conference (CICC), San Jose, California, USA, Sept. 15-17, 2014, pp. 1-4.

2013


  1. Kyomook Lim, Jindeok Seo, Changho Seok, and Hyoungho Ko, "A 16-channel neural stimulator with DAC sharing scheme for visual prostheses," in Proc. IEEE International Symposium on Circuits and Systems (ISCAS), Beijing, China, May 19-23, 2013. pp. 1873-1876.

  2. Lee, H. S., Eun-Gyu Lee, Ji-Hoon Kim., Hyoungho Ko, and Cheol-Young Kim, “24GHz Doppler Radar Sensor for Robotic Applications,” 2013 13th International Conference on Control, Automation and Systems (ICCAS 2013), pp.1277-1278, Gwangju, 2013. 10. 20-23.

  3. Jindeok Seo, Gyungtae Kim, Kyomuk Lim, Changho Seok, Hyunho Kim, Seunghyrm Im, Ji-Hoon Kim., Cheol-Young Kim, and Hyoungho Ko, “An Analog Front-end IC with Regulated R-I Amplifier and CDS CTIA for Microbolometer,” 2013 13th International Conference on Control, Automation and Systems (ICCAS 2013), pp.1312-1315, Gwangju, 2013. 10. 20-23.

  4. Changho Seok, Kyomuk Lim,Jindeok Seo, Hyunho Kim, Seunghyrm Im, Ji-Hoon Kim., Cheol-Young Kim, and Hyoungho Ko, “Area-efficient RC Low Pass Filter using T-networked Resistors and Capacitance Multiplier,” 2013 13th International Conference on Control, Automation and Systems (ICCAS 2013), pp. 1308-1311, Gwangju, 2013. 10. 20-23.

  5. Won, J. H., Lee, N. Y., and Hyoungho Ko, “The method to reduce inrush current using distributed parallel capacitance and comparator,” Bio, Information, Environment/Energy and Nano Technology 2013, pp. 377-377, Seoul, 2013. 8. 22-24.

  6. Won, J. H., Lee, N. Y., and Hyoungho Ko, “The method to compensate the voltage drop caused by diodedepend upon temperature and current,” Bio, Information, Environment/Energy and Nano Technology 2013, pp. 376-376, Seoul, 2013. 8. 22-24.

  7. Kim, H. J., Yoon, Y. O., Hyoungho Ko, Cheol-Young Kim, and Ji-Hoon Kim., “Performance Analysis of Stopping Criteria in Turbo Decoding for LTE-Advanced systems,” The 3rd International Conference on Convergence Technology 2013, pp. 307-308, Thailand, 2013. 07. 03-06.

  8. Jungryoul Choi, Eun-Gyu Lee, Sung-Min Moon., Kim J. H., Hyoungho Ko, and Kim. C. Y., “CMOS Transimpedance Amplifier for Laser Radar Receiver,” The 3rd International Conference on Convergence Technology 2013, pp. 152-153, Thailand, 2013. 07. 03-06.

  9. Hyunho Kim, Kyomuk Lim, Ji-Hoon Kim, Cheol-Young Kim, and Hyoungho Ko, “A Digitally Trimmable Continuous-Time Capacitive Readout ASIC for MEMS vibratory gyroscope,” The 3rd International Conference on Convergence Technology 2013, pp. 46-47, Thailand, 2013. 07. 03-06.

  10. Sung-Min Moon., Jungryoul Choi, Eun-Gyu Lee, Ji-Hoon Kim., Hyoungho Ko, and Kim, C. W., “A High-speed CMOS Comparator with hysteresis characteristics,” The 3rd International Conference on Convergence Technology 2013, pp. 156-157, Thailand, 2013. 07. 03-06.

  11. Byun, W. S., Kim, Y. T., Cheol-Young Kim, Hyoungho Ko, and Ji-Hoon Kim., “Implementation of High-Speed Radix-4 Add-Compare-Select Unit,” The 3rd International Conference on Convergence Technology 2013, pp. 305-306, Thailand, 2013. 07. 03-06.

  12. Kyomuk Lim, Jindeok Seo, Ji-Hoon Kim., Cheol-Young Kim, and Hyoungho Ko, “A Light Amplitude Modulated Neural Stimulator with Photodiode for Visual Prostheses,” The 3rd International Conference on Convergence Technology 2013, pp. 44-45, Thailand, 2013. 07. 03-06.

  13. Gyungtae Kim, Lim, S. K., Kim, Y. S., Kim, H. Y., Lim, B. T., Kim, T. H., Park, J. H., Lee, H. B., Hyunho Kim,Jindeok Seo, Kyomuk Lim, Seok, C. G., and Hyoungho Ko, “High-Uniformity Post-CMOS Uncooled Microbolometer Focal Plane Array with Active Matrix Circuit,” The 17th International Conference on Solid-State Sensors, Actuators and Microsystems (TRANSDUCERS & EUROSENSORS XXVII), Barcelona, Spain, June 16-20, 2013, pp. 2361-2364.


2011


  1. Hyoungho Ko, “Area efficient reverse voltage protection for low dropout regulator,” International Conference on Instrunmentation, Measurement, Circuits and System, HongKong, 2011. 12. 12-13.

  2. Lee, C. S., Hyoungho Ko, and Kim, N. S., “Integrated 0.35 μm BiCMOS DC-DC Boost Converter,” 2011 UKSim 5th European Symposium on Computer Modeling and Simulation, pp. 462-467, Spain, 2011. 11. 16-18.

  3. Hyoungho Ko, Lee, S. M. Ahn, J. H. Yoo, H. J. Jung, S. W. P, S. K., and Dong-il Dan Cho, “Current Stimulator with Adaptive Supply Regulator for Visual Prostheses,” 2011 International Conference on Biotronics, pp. BP4-15, Jeju, 2011. 11. 9-12.

  4. Jaehyun Ahn, Lee S. M., Hon, S. J., Yoo, H. J., Jun, S. W. Park, S. K. Hyoungho Ko and Dong-il Dan Cho, “Multi-channel Stimulator Using a Channel Sharing Method for Retinal Prostheses,” 2011 International Conference on Biotronics, pp. BP4-21, Jeju, 2011. 11. 9-12.

2008-2003


  1. Wook Bahn, Hyoungho Ko, Cheol-kyu Han, Sangyoon Lee, Taedong Ahn, Kwangho Yoo, Deog-kyoon Jeong, and Dong-il Dan Cho, "Multi-Channel Capacitive Readout IC for MEMS Inertial Sensors," International SOC Design Conference 2008 (ISOCC 2008), Busan, Korea, Nov 24-25, 2008.

  2. Byoungdoo Choi, Seung-Joon Paik, Sangmin Lee, Hyoungho Ko, Kwangho Yoo, Namkuk Kim, and Dong-il Dan 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.

  3. Taedong Ahn, Kwangho Yoo, Hyoungho Ko, Byoungdoo Choi, Cheol-kyu Han, Minha Park, Jeongpyo Lee, Deog-kyoon Jeong, and Dong-il Dan Cho, "A 3-Axis 12 Bit CAN-Compatible MEMS Inertial Sensor Cluster for Vehicle Dynamics Control," The 17th International Federation of Automatic Control World Congress, pp. 83-84, Seoul, Korea, July 6-11, 2008.

  4. Sangmin Lee, Hyoungho Ko, Byoungdoo Choi, Namkuk Kim, Choi, T. Y., and Dong-il Dan 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.

  5. Hyoungho Ko, Taedong Ahn, Byoungdoo Choi, Sangmin Lee, Namkuk Kim, and Dong-il Dan 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.

  6. Wook Bahn, Hyoungho Ko, Taedong Ahn, Kwangho Yoo, Sangyoon Lee, Cheol-kyu Han, Deog-kyoon Jeong, and Dong-il Dan Cho, "A 16-bit Ultra-Thin Tri-Axes Capacitive Microaccelerometer for Mobile Application," International Conference on Control, Automation and Systems 2007, pp. 2082-2085, COEX, Seoul, Korea, Oct. 17-20, 2007.

  7. Hyoungho Ko, Ahra Lee, Taedong Ahn, Seung-Joon Paik, Byoungdoo Choi, and Dong-il Dan Cho, “A 37 ppm/ °C Temperature Compensated CMOS ASIC with ±16 V Supply Protection for Capacitive Microaccelerometers,” IEEE Custom Integrated Circuits Conference 2007 (CICC '07), pp. 595-598, San Jose, California, Sep. 16-19, 2007.

  8. Namkuk Kim, Sangmin Lee, Takhyung Lee, Hyoungho Ko, Wook Bahn, and Dong-il Dan 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.

  9. Sangyoon Lee, Ji-Hoon Kim., Bong-Joon Lee, Hwi-Cheol Kim, Hyoungho Ko, Dong-il Dan Cho, and Deog-kyoon Jeong, "A Bandpass Delta-Sigma Interface IC for Sacrificial Bulk Micromachined Inertial Sensors," IEEE Asian Solid-State Circuits Conference 2006 (ASSCC), pp. 439-442, Nov. 13-15, 2006.

  10. Sangmin Lee, Sungwook Kim, Sang Chul Lee, Hyoungho Ko, Yonghwa Park, Namkuk Kim, and Cho, D.I., "Wafer-level Hermetic Packaged Dual-axis Digital Microaccelerometer," SICE-ICASE International Joint Conference 2006, p. 89, Bexco, Busan, Korea, Oct. 18-21, 2006.

  11. Geunwon Lim, Yonghwa Park, Seung-Joon Paik, Byoungdoo Choi, Hyoungho Ko, Kwangho Yoo, Sangmin Lee, Sang Chul Lee, Ahra Lee, Sungwook Kim, Jaesang Lim, and Dong-il Dan Cho, "Estimation of Angular Velocity and Acceleration by using 2 Linear Acceleration Sensors," The 4th IFAC-Symposium on Mechatronic Systems, Heidelberg, Germany, Sep. 12-14, 2006.

  12. Ahra Lee, Hyoungho Ko, Yonghwa Park, Kwangho Yoo, Sungwook Kim, Sang Chul Lee, Jaesang Lim, Taedong Ahn, Deog-kyoon Jeong, HyunSu Jang, Min Ha Park, and Dong-il Dan Cho, "Modeling and Simulation of the Microgyroscope Driving Loop using SPICE," International MEMS Conference 2006, Singapore, Singapore, May 9-12.

  13. Hyoungho Ko, Sangjun Park, Seung-Joon Paik, Byoungdoo Choi, Yonghwa Park, Sangmin Lee, Sungwook Kim, Sang Chul Lee, Ahra Lee, Kwangho Yoo, Jaesang Lim, and Dong-il Dan 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.

  14. Byoungdoo Choi, Hyoungho Ko, Seung-Joon Paik, Yonghwa Park, Geunwon Lim, Sangmin Lee, Sang Chul Lee, Ahra Lee, Jaesang Lim, Kwangho Yoo, Jeon, D., and Dong-il Dan 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.

  15. Hyoungho Ko, Sangjun Park, Byoungdoo Choi, Yonghwa Park, Taeyong Song, Geunwon Lim, Ahra Lee, Sang Chul Lee, Min Ha Park, HyunSu Jang, Lee, H. P., Roh, Y. K., and Dong-il Dan Cho, "Wafer-level Hermetic Packaged, Two-chip Microaccelerometer Suitable for Tactical and Inertial Applications,"The 13th International Conference on Solid-State Sensors, Actuators and Microsystems, vol. 1, pp. 507-510, Seoul, Korea, June 5-9, 2005.

  16. Byoungdoo Choi, Hyoungho Ko, Sangjun Park, Yonghwa Park, Taeyong Song, Geunwon Lim, Ahra Lee, Sang Chul Lee, Carr, W., Setiadi, D., Mozulay, R., and Dong-il Dan Cho, "The First Sub-deg/hr Bias Stability, Silicon-Microfabricated Gyroscope," The First Sub-deg/hr Bias Stability, Silicon-Microfabricated Gyroscope, vol. 1, pp. 180-183, Seoul, Korea, June 5-9, 2005.

  17. Yonghwa Park, Sangjun Park, Byoungdoo Choi, Hyoungho Ko, Taeyong Song, Geunwon Lim, Kwangho Yoo, Sangmin Lee, SangChul Lee, Ahra Lee, Jaesang Lim, Seongsoo Hong, and Dong-il Dan Cho, "MEMS-Fabricated Gyroscopes with Feedback Compensation," 16th IFAC World Congress, Prague, Czech Republic, July 4-8, 2005.

  18. Yonghwa Park, Sangjun Park, Byoungdoo Choi, Hyoungho Ko, Taeyong Song, Geunwon Lim, Kwangho Yoo, Sangmin Lee, SangChul Lee, Ahra Lee, Jaesang Lim, and Dong-il Dan Cho, "MEMS-Fabricated Accelerometers with Feedback Compensation," 16th IFAC World Congress, Prague, Czech Republic, July 4-8, 2005.

  19. Hyoungho Ko, Sangjun Park, Byoungdoo Choi, Yonghwa Park, Taeyong Song, Geunwon Lim, Ahra Lee, Sang Chul Lee, and Dong-il Dan Cho, "Intelligent Digital 3-Axis is IMU for Automotive and Robotic Applications," 2005 Nano Science and Technology Institute(NSTI) Nanotechnology Conference and Trade Show, pp. 431-434, Anaheim, California, USA, May 8-12, 2005.

  20. Hyoungho Ko, Sangjun Park, Byoungdoo Choi, Yonghwa Park, Taeyong Song, Geunwon Lim, and Dong-il Dan Cho, "SBM based, In-plane 6-axis IMU for Robotic Applications," Proceedings of the 1st International Conference on Ubiquitous Robots and Ambient Intelligence 2004, pp. 605-616, Seoul, Korea, Dec. 1-3, 2004.

  21. Ahra Lee, Sang Chul Lee, Hyoungho Ko, Sangjun Park, Byoungdoo Choi, Yonghwa Park, Taeyong Song, Geunwon Lim, and Dong-il Dan Cho, "Network-based Intelligent Inertial Measurement System for URC Position/Heading Estimation," Proceedings of the 1st International Conference on Ubiquitous Robots and Ambient Intelligence 2004, pp. 104-115, Seoul, Korea, Dec. 1-3, 2004.

  22. Yonghwa Park, Shim, J. S., Sangjun Park, Donghun Kwak, Hyoungho Ko, Taeyong Song, KunSoo Huh, Park, J. H., and Dong-il Dan Cho, "Feedback Control for Expanding Range and Improving Linearity of Microaccelerometers," 2004 International Conference on Control, Automation and Systems (ICCAS 2004), pp. 1706-1710, Bangkok, Thailand, Aug. 25-27, 2004.

  23. Taeyong Song, Sangjun Park, Yonghwa Park, Donghun Kwak, Hyoungho Ko, and Dong-il Dan Cho, "Quality Factor in Micro-gyroscopes," Asia-Pacific Conference of Transducers and Micro-Nano Technology (APCOT MNT) 2004, pp. 916-920, Sapporo, Japan, July 4-7, 2004.

  24. Yonghwa Park, Sangjun Park, Donghun Kwak, Hyoungho Ko, Taeyong Song, Carr, W., Setiati, D., Buss, J., and Dong-il Dan Cho, "Decoupling Feedback Control of MEMS Gyroscope for Reduced Cross-Coupling and Improved Over-all Performance," Asia-Pacific Conference of Transducers and Micro-Nano Technology (APCOT MNT) 2004, pp. 758-763, Sapporo, Japan, July 4-7, 2004.

  25. Sangjun Park, Donghun Kwak, Hyoungho Ko, Taeyong Song, and Dong-il Dan Cho, "Selective Silicon-on-insulator (SOI) Implant: A New SOI Micromachining Method without Footing and Residual Stress," Asia-Pacific Conference of Transducers and Micro-Nano Technology (APCOT MNT) 2004, pp. 331-335, Sapporo, Japan, July 4-7, 2004.

  26. Yonghwa Park, Sangjun Park, Donghun Kwak, Hyoungho Ko, Taeyong Song, Huh, K. S., Park, J. H., and Dong-il Dan Cho, "Feedback Control of MEMS Gyroscope to Achieve the Tactical-Grade Specifications," 16th IFAC Symposium on Automatic Control in Aerospace, pp. 109-114, Saint-Petersburg, Russia, June 14-18, 2004.

  27. Jongpal Kim, Sangjun Park, Donghun Kwak, Hyoungho Ko, and Dong-il Dan Cho, "A Planar, X-Axis, Single-Crystalline Silicon Gyroscope Fabricated Using the Extended SBM Process," The 17th International IEEE Micro Electro Mechanical Conference, pp. 556-559, Maastricht, The Netherlands, Jan. 25-29, 2004.

  28. Hyoungho Ko, Dong-il Dan Cho, Jongpal Kim, Sangjun Park, and Donghun Kwak, "A Novel Z-axis Accelerometer with Perfectly Aligned Vertical Combs Fabricated Using the Extended Sacrificial Bulk Micromachining Process," Proceedings of International Conference on Materials for Advanced Technologies 2003, pp. 325, Singapore, Singapore, Dec. 7-12, 2003.

  29. Sangjun Park, Jongpal Kim, Donghun Kwak, Hyoungho Ko, Setiadi, D., Carr, W., Buss, J., and Dong-il Dan Cho, "A New Isolation Method for Single Crystal Silicon MEMS and Its Application to Z-axis Microgyroscope," IEDM 2003 (2003 IEEE International Electron Devices Meeting), pp. 969-972, Washington D.C., USA, Dec. 7-10, 2003.

  30. Donghun Kwak, Jongpal Kim, Sangjun Park, Hyoungho Ko, and Dong-il Dan Cho, "Why is (111) Silicon a better Mechanical Material for MEMS: Torsion Case," 2003 ASME International Mechanical Engineering Congress (IMECE 2003), Washington D.C., USA, Nov. 15-21, 2003.

  31. Hyoungho Ko, Jongpal Kim, Sangjun Park, Donghun Kwak, Taeyong Song, Setiadi, D., Carr, W., Buss, J., and Dong-il Dan Cho, "A High-performance X/Y-axis Microaccelerometer Fabricated on SOI Wafer without Footing Using the Sacrificial Bulk Micromachining (SBM) Process," 2003 International Conference on Control, Automation and Systems (ICCAS 2003), pp. 2187-2191, Gyeongju, Korea, Oct. 22-25, 2003.

  32. Jongpal Kim, Sangjun Park, Donghun Kwak, Hyoungho Ko, Taeyong Song, Setiadi, D., Carr, W., Buss, J., and Dong-il Dan Cho, "Extended Sacrificial Bulk Micromachining Process and Its Application to the Fabrication of X-axis Single-crystalline Silicon Micro-gyroscope," 2003 International Conference on Control, Automation and Systems (ICCAS 2003), pp. 1547-1552, Gyeongju, Korea, Oct. 22-25, 2003.

  33. Jongpal Kim, Sangjun Park, Donghun Kwak, Hyoungho Ko, Carr, W., Buss, J., and Dong-il Dan Cho, "Robust SOI Process without Footing for Ultra High-Performance Microgyroscopes," Proceedings of Transducers 2003: 12th International Conference on Solid State Sensors and Actuators, pp. 1691-1694, Boston, MA, USA, June 8-12, 2003.

  34. Dong-il Dan Cho, Jongpal Kim, Sangjun Park, Seung-Joon Paik, Jung, I. W., Byoungdoo Choi, Park, J. H., Donghun Kwak, and Hyoungho Ko, "Si (111): the Best Plane for Fabricating Nano and Micro Systems," 1st Korea-U.S.A. Joint Symposium 2003 – MEMS and BioSystems Technology, pp. 63-77, Daejeon, Korea, Jan. 24, 2003.

  35. Kim, K. S., Dong-il Dan Cho, and Hyoungho Ko, "A Real-time Multi-vehicle Simulator for Heterogeneous Platoons with an Initial Delay," The IASTED International Conferce on Applied Modelling and Simulation (AMS 2002), Cambridge, MA, USA, Nov. 4-6, 2002