High-speed link, I/O design
CMOS imagers
Neuromorphic processors and memory systems
Mixed signal/RF circuit design
ESD protection circuits
High power devices
Journal Articles
(2023)
A Single-Ended Duobinary-PAM4 (PAM7) Transmitter With a 2-Tap Feed-Forward Equalizer.
IEEE Solid-State Circuits Letters.
6,
1
(2023)
Investigation of the Global Shutter Operation of the Quantum-Dot Short-Wave Infrared Image Sensor.
IEEE TRANSACTIONS ON ELECTRON DEVICES.
70,
6
(2022)
A 16/32 Gb/s Dual-Mode NRZ/PAM4 Voltage-Mode Transmitter With 2-Tap FFE.
IEEE ACCESS.
10,
11
(2022)
A 21-Gb/s Duobinary Transceiver for GDDR Interfaces With an Adaptive Equalizer.
IEEE JOURNAL OF SOLID-STATE CIRCUITS.
57,
10
(2022)
A Low-Power Indirect Time-of-Flight CMOS Image Sensor With Fixed Depth Noise Compensation and Dual-Mode Imaging for Depth Dynamic Range Enhancement.
IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS I-REGULAR PAPERS.
69,
10
(2022)
An 80 x 60 Flash LiDAR Sensor With In-Pixel Delta-Intensity Quaternary Search Histogramming TDC.
IEEE JOURNAL OF SOLID-STATE CIRCUITS.
57,
11
(2022)
An 18.24-Gb/s, 0.93-pJ/bit Receiver With an Input-Level-Sensing CDR Using Clock-Embedded C-PHY Signaling Over Trio Wires.
IEEE JOURNAL OF SOLID-STATE CIRCUITS.
57,
3
(2022)
A 2.03-mW CMOS Image Sensor With an Integrated Four-Stacked Charge-Recycling Driver for Image Signal Transmission.
IEEE ACCESS.
10,
(2021)
Direct TOF Scanning LiDAR Sensor With Two-Step Multievent Histogramming TDC and Embedded Interference Filter.
IEEE JOURNAL OF SOLID-STATE CIRCUITS.
56,
4
(2021)
Taming identical particles for discerning the genuine non-locality.
QUANTUM INFORMATION PROCESSING.
20,
3
(2021)
An 8-bit Ring-Amplifier Based Mixed-Signal MAC Circuit with Full Digital Interface and Variable Accumulation Length.
IEEE ACCESS.
9,
(2020)
Indirect Time-of-Flight CMOS Image Sensor With On-Chip Background Light Cancelling and Pseudo-Four-Tap/Two-Tap Hybrid Imaging for Motion Artifact Suppression.
IEEE JOURNAL OF SOLID-STATE CIRCUITS.
55,
11
(2020)
A 4-GHz Sub-Harmonically Injection-Locked Phase-Locked Loop With Self-Calibrated Injection Timing and Pulsewidth.
IEEE JOURNAL OF SOLID-STATE CIRCUITS.
55,
10
(2020)
Referenceless single-loop CDR with a half-rate linear PD and frequency acquisition technique.
ELECTRONICS LETTERS.
56,
5
(2020)
Referenceless single-loop CDR with a half-rate linear PD and frequency acquisition technique..
ELECTRONICS LETTERS.
56,
5
(2020)
Fully Differential Touch Screen Controller with Wide Input Dynamic Range for Thin Displays.
SENSORS.
20,
3
(2020)
A 6.4-11 Gb/s Wide-Range Referenceless Single-Loop CDR with Adaptive JTOL.
IEEE Solid-State Circuits Letters.
3,
(2019)
Design and Analysis of a 12-b Current-Steering DAC in a 14-nm FinFET Technology for 2G/3G/4G Cellular Applications.
IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS I-REGULAR PAPERS.
66,
10
(2019)
1.2 MHz relaxation oscillator with 16.8 ppm/degrees C temperature coefficient using resistive self-bias current.
ELECTRONICS LETTERS.
55,
8
(2018)
A 21-Gb/s Dual-Channel Voltage-Mode Transmitter With Stacked NRZ and PAM4 Drivers.
IEEE ACCESS.
6,
1
Patent/Intellectual Property
CMOS IMAGE SENSOR SYSTEMS USING LOW-POWER MULTI-MODE DATA PATH AND METHODS OF PROCESSING THE SAME.
16435739.
20201208.
UNITED STATES
LOW POWER RC OSCILLATOR WITH SWITCHED BIAS CURRENT.
16268676.
20201124.
UNITED STATES
PULSE AMPLITUDE MODULATION TRANSMITTER AND PULSE AMPLITUDE MODULATION RECEIVER.
16/393702.
20200915.
UNITED STATES
SEMICONDUCTOR CIRCUIT AND SEMICONDUCTOR SYSTEM.
16108310.
20200526.
UNITED STATES
SERIAL COMMUNICATION INTERFACE CIRCUIT PERFORMING EXTERNAL LOOPBACK TEST AND ELECTRICAL DEVICE INCLUDING THE SAME.
15/867034.
20200218.
UNITED STATES
OSCILLATOR USING SUPPLY REGULATION LOOP AND OPERATING METHOD THEREOF.
15834342.
20191119.
UNITED STATES
펄스 진폭 변조 송신기 및 펄스 진폭 변조 수신기(PULSE AMPLITUDE MODULATION TRANSMITTER AND PULSE AMPLITUDE MODULATION RECEIVER).
20190044768.
20190604.
UNITED STATES
데드존이 보상된 이중 모드 주파수 검출기를 포함하며 온도 변화에 둔감한 외부 클럭 신호를 사용하지 않는 클럭 및 데이터 복원 회로.
10-2016-0152078.
20180219.
KOREA, REPUBLIC OF
Data interface and data transmission method.
US14623069.
20170523.
UNITED STATES
Phase-rotating phase locked loop and method of controlling operation thereof.
US14272975.
20170516.
UNITED STATES
이중 채널 차동 모드 신호 전송 인터페이스를 가지는 전자 회로 장치.
10-2015-0116580.
20160708.
KOREA, REPUBLIC OF
Hybrid clock and data recovery circuit and system including the same.
US14489986.
20160531.
UNITED STATES
차동 스큐와 비대칭성을 최소화 한 고속 저전압 차동 신호 송신기 설계.
10-2015-0021201.
20160203.
KOREA, REPUBLIC OF
이중 채널 차동 모드 신호 전송 인터페이스를 가지는 전자 회로 장치(ELECTRIC CIRCUIT DEVICE HAVING DUAL CHANNEL DIFFERENTIAL MODE SIGNALING INTERFACE).
10-1563460-0000.
20151020.
KOREA, REPUBLIC OF
LVPECL송신기(LVPECL TRANSMITTER).
10-1560785-0000.
20151008.
KOREA, REPUBLIC OF
Semiconductor package with embedded spiral inductor.
WO 2008097911 A1.
20140318.
UNITED STATES
두 개의 밴드갭 코어를 이용하여 공급전압을 레귤레이팅 하는 밴드갭 레퍼런스 회로(SUPPLY REGULATION BANDGAP REFERENCE CIRCUIT WITH TWO BANDGAP CORES).
10-1309399-0000.
20130910.
KOREA, REPUBLIC OF
듀얼 전하펌프(DUAL CHARGE PUMP).
10-1305850-0000.
20130902.
KOREA, REPUBLIC OF
위상 보간 기능을 갖는 위상고정루프 및 위상고정루프에서 위상 보간을 수행하는 방법(PHASE LOCKED LOOP HAVING FUNCTION OF PHASE INTERPOLATION AND METHOD FOR PHASE INTERPOLATION IN PHASE LOCKED LOOP).
10-1207072-0000.
20121126.
KOREA, REPUBLIC OF
동적인 루프 대역 제어기를 가지는 위상고정루프.
10-2010-0079546.
20121107.
KOREA, REPUBLIC OF
Conference Paper
(2023)
A Crystal-Less Clock Generator for Low-Power and Low-Cost Sensor Transceivers with 12.9MHz-to-3.3GHz Range, 16.67ppm/°C Inaccuracy from −25°C to 85°C, and 0.25us Settle-Time.
2023 IEEE Asian Solid-State Circuits Conference.
CHINA
(2020)
A 6.4-11 Gb/s Wide-Range Referenceless Single-Loop CDR With Adaptive JTOL.
2020 iEEE Asian Solid-State Circuits Conference.
JAPAN
(2020)
A Dual-Mode Ground-Referenced Signaling Transceiver with a 3-Tap Feed-Forward Equalizer for Memory Interfaces.
2020 IEEE Asian Solid-State Circuits Conference.
JAPAN
(2020)
A Jitter-Tolerant Referenceless Digital-CDR for Cellular Transceivers.
2020 IEEE Asian Solid-State Circuits Conference.
JAPAN
(2020)
High ESD Robustness and Low Visible Light Reflectance Design for LTPS‐TFTs on Glass Substrates in Modular Micro‐LED Displays.
Society for Information Display International Symposium.
UNITED STATES
(2019)
A 4-GHz Sub-Harmonically Injection-Locked Phase-Locked Loop with Self-Calibrated Injection Timing and Pulsewidth.
2019 IEEE Asian Solid-State Circuits Conference.
MACAU
(2018)
A 4.0–10.0-Gb/s Referenceless CDR with Wide-Range, Jitter-Tolerant, and Harmonic-Lock-Free Frequency Acquisition Technique.
European Solid-State Circuits Conference.
GERMANY
(2018)
A Power-Efficient Voltage-mode Transmitter with Stacked NRZ and PAM4 Drivers.
International Conference on Electronics, Information and Communication (ICEIC) 2019.
UNITED STATES
(2017)
A 1.05-μW 8-bit Column-Parallel SS-ADC for an Always-On CIS.
International Technical Conference on Circuits/Systems, Computers, and Communications 2017.
KOREA, REPUBLIC OF
(2017)
A 17.5-Gb/s Transceiver with a MaxEye-based Autonomous Adaptation.
IEEE International Symposium on Circuits & Systems 2017.
UNITED STATES
(2017)
저전력 Always-On CMOS 이미지 센서를 위한 Ring 증폭기 기반 PGA 설계.
2017 SoC 학술대회.
KOREA, REPUBLIC OF
(2017)
저전력 MCU 구동을 위한 1-MHz 발진기 설계.
2017 SoC 학술대회.
KOREA, REPUBLIC OF
(2017)
전하영역 벡터 행렬 곱셈을 위한 6-bit 축차비교형 아날로그-디지털 변환기.
2017 SoC 학술대회.
KOREA, REPUBLIC OF
(2017)
A Mixed-signal Vector-Matrix Multiplier based on Charge Redistribution.
International Conference on Green and Human Information Technology.
CHINA
(2016)
An On-Chip Jitter Tolerance Test Circuit for Mobile and Video Interfaces.
Consumer Electronics-Asia (ICCE-Asia), IEEE International Conference on.
KOREA, REPUBLIC OF
(2016)
A 12-Gb/s Dual-Channel Transceiver for CMOS Image Sensor Systems.
European Solid-State Circuits Conference, ESSCIRC Conference 2016: 42nd.
SWITZERLAND
(2016)
A Study on a Lattice Resistance Mesh Model of Display Cathode Electrodes for Capacitive Touch Screen Panel Sensors.
Eurosensors.
HUNGARY
