CMOS sensors: image sensors, 3D depth sensors, biosensors
Analog & mixed-signal integrated circuits & systems
VLSI circuits
Journal Articles
(2022)
Multievent Histogramming TDC With Pre-Post Weighted Histogramming Filter for CMOS LiDAR Sensors.
IEEE SENSORS JOURNAL.
22,
23
(2022)
A 2.03-mW CMOS Image Sensor With an Integrated Four-Stacked Charge-Recycling Driver for Image Signal Transmission.
IEEE ACCESS.
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)
Checkerboard Dropout: A Structured Dropout With Checkerboard Pattern for Convolutional Neural Networks.
IEEE ACCESS.
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)
CMOS Image Sensor With Two-Step Single-Slope ADCs and a Detachable Super Capacitive DAC.
IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS II-EXPRESS BRIEFS.
69,
3
(2021)
A 5.02nW 32-kHz Self-Reference Power Gating XO With Fast Startup Time Assisted by Negative Resistance and Initial Noise Boosters.
IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS II-EXPRESS BRIEFS.
68,
11
(2021)
Direct TOF Scanning LiDAR Sensor With Two-Step Multievent Histogramming TDC and Embedded Interference Filter.
IEEE JOURNAL OF SOLID-STATE CIRCUITS.
56,
4
(2020)
CMOS Skin Sensor for Mobile Skin Diagnosis Using an Electronic Cotton Pad.
IEEE ACCESS.
8,
(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
(2019)
Design of a Time-of-Flight Sensor With Standard Pinned-Photodiode Devices Toward 100-MHz Modulation Frequency.
IEEE ACCESS.
7,
(2019)
Indirect Time-of-Flight Depth Sensor with Two-Step Comparison Scheme for Depth Frame Difference Detection.
SENSORS.
19,
17
(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)
Histogram-based mixed-signal time-to-digital-converter array for direct time-of-flight depth sensors.
ELECTRONICS LETTERS.
55,
6
(2018)
Mutual Capacitive Sensing Touch Screen Controller for Ultrathin Display with Extended Signal Passband Using Negative Capacitance.
SENSORS.
18,
11
(2018)
CMOS depth sensor with programmable filter circuits for environment-adaptive noise suppression.
ELECTRONICS LETTERS.
54,
19
(2018)
A 12-Gb/s Stacked Dual-Channel Interface for CMOS Image Sensor Systems.
SENSORS.
18,
8
(2017)
A Method for Enhancing the Sensing Distance of a Fingerprint Sensor.
SENSORS.
17,
10
(2017)
Design and Evaluation of a CMOS Image Sensor with Dual-CDS and Column-parallel SS-ADCs.
JOURNAL OF SEMICONDUCTOR TECHNOLOGY AND SCIENCE.
17,
1
(2016)
Biometrics for Electronic Eyes: System Authentication with Embedded CMOS Image Sensor.
IEEE TRANSACTIONS ON CONSUMER ELECTRONICS.
62,
3
Patent/Intellectual Property
CMOS image sensor systems using low-power multi-mode data path and methods of processing the same.
16/435,739.
20201208.
UNITED STATES
플로팅 디퓨전 노드의 모듈레이션 장치 및 방법.
10-2019-0099697.
20201102.
KOREA, REPUBLIC OF
CIS 시스템을 위한 저전력 멀티 모드 데이터패스.
10-2018-0066737.
20200304.
KOREA, REPUBLIC OF
Conference Paper
(2021)
Low-Cost and Effective Fault-Tolerance Enhancement Techniques for Emerging Memories-Based Deep Neural Networks.
Design Automation Conference.
UNITED STATES
(2021)
A 70mW Indirect Time-of-Flight Image Sensor with Depth Dynamic Range Enhancement and Fixed Depth Noise Compensation.
IEEE Asian Solid-State Circuits Conference (A-SSCC).
UNITED STATES
(2021)
A CMOS LiDAR Sensor with Pre-Post Weighted-Histogramming for Sunlight Immunity Over 105 klx and SPAD-based Infinite Interference Canceling.
IEEE Symposium on VLSI Circuits.
UNITED STATES
(2021)
A 48× 40 13.5 mm Depth Resolution Flash LiDAR Sensor with In-Pixel Zoom Histogramming Time-to-Digital Converter.
IEEE International Solid-State Circuits Conference.
UNITED STATES
(2020)
A Jitter-Tolerant Referenceless Digital-CDR for Cellular Transceivers.
IEEE Asian Solid-State Circuits Conference (A-SSCC).
UNITED STATES
(2020)
A 36-Channel SPAD-Integrated Scanning LiDAR Sensor with Multi-Event Histogramming TDC and Embedded Interference Filter.
IEEE Symposium on VLSI Circuits.
UNITED STATES
(2020)
A Dynamic Pseudo 4-Tap CMOS Time-of-Flight Image Sensor with Motion Artifact Suppression and Background Light Cancelling Over 120klux.
IEEE International Solid-State Circuits Conference.
UNITED STATES
(2016)
Always-On CMOS Image Sensor: Energy-Efficient Circuits and Architecture.
International Workshop on Image SEnsors and Imaging Systems (IWISS).
JAPAN
(2016)
Review of low power image sensors for always-on imaging.
International SoC Design Conference.
KOREA, REPUBLIC OF
(2016)
A 12-Gb/s dual-channel transceiver for CMOS image sensor systems.
European Solid-State Circuits Conference.
SWITZERLAND