Photo of Kyusun Choi

Kyusun Choi

Associate Professor

Affiliation(s):

  • School of Electrical Engineering and Computer Science
  • Computer Science and Engineering

W104 Westgate Building

kxc104@psu.edu

814-863-1268

Personal or Departmental Website

Research Areas:

Interest Areas:

Mixed-signal VLSI circuit design, RF ASICs, DSP architecture for RF signal, wireless embedded microcontroller.

 
 

 

Education

Publications

Book, Chapters

  • I. Kim, H. Kim, F. Griggio, R. L. Tutwiler, T. N. Jackson, S. Trolier-McKinstry and Kyusun Choi, 2011, Chapter 16, Portable High-Frequency Ultrasound Imaging System Design and Hardware Considerations, Taylor & Francis, pp. 337-364

Journal Articles

  • Sun G. Kaige, Kyusun Choi and Thomas N. Jackson, 2016, "Low-Power Double-Gate ZnO TFT Active Rectifier", IEEE Electron Device Letters, 37, (4)
  • Suk Jin Lee, Changyong (Andrew) Jung and Kyusun Choi, 2015, "Design of wireless nanosensor networks for intrabody application", International Journal of Distributed Sensor Networks, 2015, pp. 12
  • M. Nguyn, I. Kim, Kyusun Choi, J. Lim, W. Choi and J. Kim, 2012, "New Multiplier for a Double-Base Number System Linked to a Flash ADC", ETRI Journal, 34, (2), pp. 256-259
  • J. Lim, H. Kim, T. Jackson, Kyusun Choi and D. Kenny, 2010, "An Ultra-compact and Low-power Oven-Controlled Crystal Oscillator Design for Precision Timing Applications", IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control, 57, (9), pp. 1906-1914
  • J. Lim, I. Kim, N. Minh Son, J. Yoo, J. Kim and Kyusun Choi, 2009, "Low Power Flash A/D Converter with TIQ Comparators for Multi-Standard Mobile Applications", International Review of Electrical Engineering, 4, (6)
  • I. Kim, H. Kim, F. Griggio, R. Tutwiler, T. Jackson, S. Trolier-McKinstry and Kyusun Choi, 2009, "CMOS Ultrasound Transceiver Chip for High Resolution Ultrasonic Imaging Systems", IEEE Transactions on Biomedical Circuits and Systems, 3, (5), pp. 293-303
  • I. Kim, J. Yoo, J. Kim and Kyusun Choi, 2008, "Highly Efficient Comparator Design Automation for TIQ Flash A/D Converter", IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, E91-A, (12), pp. 3415-3422
  • I. G. Mina, H. Kim, I. Kim, S. Park, Kyusun Choi, T. Jackson, R. Tutwiler and S. Trolier-McKinstry, 2007, "High Frequency Piezoelectric MEMS Ultrasound Transducers", IEEE Transactions on Ferroelectrics and Frequency Control, 54, (12), pp. 2422-2430
  • J. Yoo, Kyusun Choi and D. Lee, 2003, "Comparator Generation and Selection for Highly Linear CMOS Flash Analog-to-Digital Converter", Journal of Analog Integrated Circuits and Signal Processing, 35, (2-3), pp. 179-187

Conference Proceedings

  • A. Abdulrahman* and Kyusun Choi, 2012, "Increasing the ADC Precision with Oversampling in a Flash ADC", Proceedings of the Eleventh IEEE International Conference on Solid-State and Integrated Circuit Technology (ICSICT 2012)
  • A. L. Bernassau, T. W. Button, Kyusun Choi, S. Cochran, C. E. M. Demore, L. Garcia-Gancedo, D. Hutson, T. N. Jackson, H. Kim, I. Kim, C. Meggs, S. Trolier-McKinstry and R. L. Tutwiler, 2009, "Operation of a High Frequency Piezoelectric Ultrasound Array with an Application Specific Integrated Circuit", Proceedings of the 2009 IEEE International Ultrasonics Symposium
  • I. Kim, H. Kim, F. Griggio, T. N. Jackson, R. L. Tutwiler, Kyusun Choi and S. Trolier-McKinstry, 2008, "An Intetrated Ultrasound Front-end Chip for Portable High Frequency High Ultrasonic Imaging System", Proceedings of the 2008 U.S. Navy Workshop on Acoustic Transduction Materials and Devices
  • H. Kim, F. Griggio, I. Kim, Kyusun Choi, R. L. Tutwiler, S. Trolier-McKinstry and T. N. Jackson, 2008, "Fabrication of Low-Voltage MEMS High Frequency Linear Transducer Array", Proceedings of the 2008 U.S. Navy Workshop on Acoustic Transduction Materials and Devices
  • J. Lim, H. Kim, Kyusun Choi and T. N. Jackson, 2008, "Ultra Compact and Low Power Oven Controlled Crystal Oscillator Design for Precision Timing Applications", Proceedings of the 2008 U.S. Navy Workshop on Acoustic Transduction Materials and Devices
  • I. Kim, H. Kim, S. Park, I. Mina, T. Jackson, S. Trolier-McKinstry, Kyusun Choi and R. Tutwiler, 2006, "A Novel Ultrasonic Imaging System with Integrated Electronics and High Frequency PZT Transducers", Proceedings of the 2006 IEEE International Ultrasonics Symposium
  • I. Mina, S. Park, H. Kim, T. Jackson, Kyusun Choi, I. Kim, R. Tutwiler and S. Trolier-McKinstry, 2006, "High Frequency Ultrasound Transducers with Close Coupled Electronics", Proceedings of the 2006 IEEE International Ultrasonics Symposium
  • H. Kim, J. Kim, Kyusun Choi, D. Kenny and T. Jackson, 2006, "Frame Enclosed Resonator for Miniature Oven Controlled Crystal Oscillator", 2006 IEEE International Frequency Control Symposium, pp. 491-493
  • J. Lim, H. Kim, Kyusun Choi, T. Jackson and D. Kenny, 2006, "Miniature Oven Controlled Crystal Oscillator on a CMOS Chip", Proceedings of the 2006 IEEE International Frequency Control Symposium (UFFC 2006), pp. 401-404
  • E. Shevchuk and Kyusun Choi, 2005, "Folded Cascode CMOS Mixer Design and Optimization in 70 NM Technology", Proceedings of the Forty-Eighth IEEE International Midwest Symposium on Circuits and Systems (MWSCAS 2005)
  • S. Brown, J. Ford and Kyusun Choi, 2005, "A Single Semester Software Defined Radio Transceiver Implementation in a Xilinx Spartan-3 FPGA", Proceedings of the 2005 Software Defined Radio Technical Conference and Production Exposition (SDR '05)
  • S. Nahata, Kyusun Choi and J. Yoo, 2004, "A High-Speed Power and Resolution Adaptive Flash Analog-to-Digital Converter", Proceedings of the IEEE International SOC Conference (SOCC 2004), pp. 33-36
  • H. Kim, T. Jackson, J. Lim, Kyusun Choi and D. Kenny, 2004, "Direct Mounting of Quartz Crystal on a CMOS PLL Chip", Proceedings of the 2004 IEEE International Frequency Control Symposium and Exposition, pp. 165-168
  • J. Yoo, Kyusun Choi and J. Ghaznavi, 2003, "Quantum Voltage Comparator for 0.07 um CMOS Flash A/D Converters", Proceedings of the IEEE Computer Society Symposium on VLSI (ISVLSI '03), pp. 280-282
  • J. Yoo, Kyusun Choi and J. Ghaznavi, 2003, "A 0.07 um CMOS Flash Analog-to-Digital Converter for High Speed and Low Voltage Applications", Proceedings of the Great Lakes Symposium on VLSI (GLSVLSI 2003), pp. 56-59
  • D. Lee, J. Yoo and Kyusun Choi, 2002, "Design Method and Automation of Comparator Generation for Flash A/D Converter", Proceedings of the Third International Symposium on Quality of Electronic Design (ISQED 2002), pp. 138-142
  • D. Lee, J. Yoo, Kyusun Choi and J. Ghaznavi, 2002, "Fat Tree Encoder Design for Ultra-High Speed Flash A/D Converters", Proceedings of the Forty-Fifth IEEE Midwest Symposium on Circuits and Systems (MWSCAS), pp. 87-90
  • J. Yoo, Kyusun Choi and A. Tangel, 2001, "1-GSPS CMOS Flash A/D Converter for System-on-Chip Applications", Proceedings of IEEE Computer Society Annual Workshop on VLSI (WVLSI 2001), pp. 135-139
  • J. Yoo, D. Lee, Kyusun Choi and A. Tangel, 2001, "Future-Ready Ultrafast 8bit CMOS ADC for System-on-Chip Applications", Proceedings of the IEEE International ASIC/SOC Conference, pp. 789-793

Other

  • F. Griggio, C. E. M. Denmore, H. Kim, J. Giggliotti, Y. Qiu, T. N. Jackson, Kyusun Choi, R. L. Tutwiler, S. Cochran and S. Troiler-McKinstry, 2012, "Micromachined Diaphragm Transducers for Miniaturized Ultrasound Arrays", pp. 4
  • C. S. Lee, Y.-G. Lee, M.-G. Lee, B.-B. Yoo and Kyusun Choi, 2011, "Development of an Actuator Powered Membrane Vibration", pp. 1441-1442
  • Kyusun Choi, C. S. Lee, T. N. Jackson and S. E. Trolier-McKinstry, 2011, "Acoustic Propeller for Pill Camera Application", pp. 33
  • Kyusun Choi, 2010, "Sono-Pill Camera Chip", pp. 31
  • H. Kim, I. Kim, F. Griggio, S. Trolier-McKinstry, Kyusun Choi, R. L. Tutweiler and T. N. Jackson, 2009, "Low Voltage High-Frequency MEMS Transducer Array"
  • F. Griggio, H. Kim, I. Kim, S. Trolier-McKinstry, T. N. Jackson, Kyusun Choi and R. L. Tutwiler, 2009, "Piezoelectric Thin Films for a High Frequency Ultrasound Transducer with Integrated Electronics"
  • I. Kim, H. Kim, F. Grigio, T. N. Jackson, R. L. Tutweiler, Kyusun Choi and S. Trolier-McKinstry, 2009, "An Ultrasound Transceiver Chip with MEMS Transducer Array for Portable High Frequency Ultrasonic Imaging Systems"
  • Kyusun Choi, I. Kim, T. N. Jackson, H. Kim, R. Tutwiler, F. Griggio and S. Trolier-McKinstry, 2008, "Ultrasound Pill Camera Chip"
  • J. Lim, I. Kim, Kyusun Choi and D. Kenny, 2008, "A CMOS Cubic Voltage Generator for a Temperature Compensated Crystal Oscillator (TCXO)", pp. 550-553

Research Projects

  • February 2015 - September 2015, "MOSIS 0.5u CMOS Chip Fabrication for CMPEN 411 Class," (Sponsor: MOSIS).

Honors and Awards

  • Cornell Cup USA (3rd place), Intel, May 2014 - May 2014

Service

Service to Penn State:

  • Member, Curriculum/ABET Committee, August 2006
  • Advisor, Remnant Ministry, Campus International Student Organization, June 2008

Service to External Organizations:

  • President, Academia Missions of America, 2011 - 2014
  • Board Member, Remnant Ministry, USA National Organization, 2008
 


 

About

The School of Electrical Engineering and Computer Science was created in the spring of 2015 to allow greater access to courses offered by both departments for undergraduate and graduate students in exciting collaborative research in fields.

We offer B.S. degrees in electrical engineering, computer science and computer engineering and graduate degrees (master's degrees and Ph.D.'s) in electrical engineering and computer science and engineering. EECS focuses on the convergence of technologies and disciplines to meet today’s industrial demands.

School of Electrical Engineering and Computer Science

The Pennsylvania State University

209 Electrical Engineering West

University Park, PA 16802

814-863-6740

Department of Computer Science and Engineering

814-865-9505

Department of Electrical Engineering

814-865-7667