논문 및 연구활동 |
- 연구활동(주요논문)
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[논문]
김수훈, 고성민, 지동우,
A Pixelated Monolithic CMOS PPG Sensor forSpatial Feature Acquisition
, IEEE JOURNAL OF SOLID-STATE CIRCUITS
, pp.817
-826
(Mar, 2023)
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[논문]
최동휘, 노현희, 임매순, 지동우,
A 4.49nW/Pixel Light-to-Stimulus Duration Converter-Based Retinal Prosthesis Chip
, IEEE Transactions on Biomedical Circuits and Systems
, pp.1140
-1148
(Jan, 2023)
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[논문]
김정균, 지동우,
Current/Voltage Dual-Mode Single-Wire Simultaneous Bidirectional Interface Architecture for Sensor System
, IEEE Transactions on Biomedical Circuits and Systems
, pp.12
-19
(Feb, 2020)
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[논문]
홍석기, 지동우,
A 0.052mm^2, <0.4% THD, Sinusoidal Current Generator for Bio-Impedance Measurement Using a Recursive Digital Oscillator and Current Domain FIR Filter
, IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS II-EXPRESS BRIEFS
, Vol.6
, pp.894
-898
(Jun, 2019)
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[논문]
M. Konijnenburg, 지동우, C.V. Liempd, C.V.Hoof, H. Kim, H.d.Groot, J. Pettine, J. Schuessler, L. Yan, N.V.Helleputte, R. Fish, R.F.Yazicioglu, R.V.Wegberg, S. Stanzione,
A Multi(bio)sensor Acquisition System With Integrated Processor, Power Management, 8x8 LED Drivers, and Simultaneously Synchronized ECG, BIO-Z, GSR, and Two PPG Readouts
, IEEE JOURNAL OF SOLID-STATE CIRCUITS
, Vol.51
, No.11
, pp.2584
-2595
(Nov, 2016)
- 국제학술논문지
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[논문]
최동휘, 지동우,
A 1984-Pixels, 1.26 nW/Pixel Retinal Prosthesis Chip With Time-Domain In-Pixel Image Processing and Bipolar Stimulating Electrode Sharing
, IEEE JOURNAL OF SOLID-STATE CIRCUITS
, pp.2757
-2766
(Oct, 2023)
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[논문]
김세영, 지동우,
An 8nA-512μA Current-to-Digital Converter With Mixed-Signal Coarse-Fine Subrange Normalization
, IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS II-EXPRESS BRIEFS
, pp.3328
-3332
(Sep, 2023)
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[논문]
김수훈, 고성민, 지동우,
A Pixelated Monolithic CMOS PPG Sensor forSpatial Feature Acquisition
, IEEE JOURNAL OF SOLID-STATE CIRCUITS
, pp.817
-826
(Mar, 2023)
-
[논문]
최동휘, 노현희, 임매순, 지동우,
A 4.49nW/Pixel Light-to-Stimulus Duration Converter-Based Retinal Prosthesis Chip
, IEEE Transactions on Biomedical Circuits and Systems
, pp.1140
-1148
(Jan, 2023)
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[논문]
강민균, 고성민, 지동우, Santosh. K. R. Parumala, Syed Zahid Hassan, 김윤희, 김주희, 윤진환, 장윤희, 최창원, 정대성,
A Molecular-Switch-Embedded Organic Photodiode for Capturing Images against Strong Backlight
, ADVANCED MATERIALS
, Vol.34
, No.17
, pp.1
-10
(Apr, 2022)
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[논문]
최규진, 여홍구, 최홍수, 지동우,
A 28.7V Modular Supply Multiplying Pulser With 75.4% Power Reduction Relative to CV2f
, IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS II-EXPRESS BRIEFS
, Vol.68
, No.3
, pp.858
-862
(Mar, 2021)
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[논문]
신광현, 지동우, 전동석,
A 65nm 0.6-1.2V Low-Dropout Regulator Using Voltage-Difference-to-Time Converter With Direct Output Feedback
, IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS II-EXPRESS BRIEFS
, Vol.68
, No.1
, pp.67
-71
(Jan, 2021)
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[논문]
최규진, 지동우,
Design and Calibration Techniques for a Multichannel FPGA-Based Time-to-Digital Converter in an Object Positioning System
, IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT
, Vol.70
, No.2000209
, pp.1
-9
(Jan, 2021)
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[논문]
강민균, 고성민, 지동우, Syed Zahid Hassan, 김주희, 정대성,
Spectral refining of organic photodiodes via chemical doping: from analyses to applications
, MATERIALS HORIZONS
, pp.3034
-3042
(Nov, 2020)
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[논문]
이승현, 박정욱, 지동우, 김가람, 김상완, 김장현,
Rigorous study on hump phenomena in surrounding channel nanowire (SCNW) tunnel field-effect transistor (TFET)
, Applied Sciences-Basel
, pp.3596
-3596
(May, 2020)
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[논문]
이승현, 박정욱, 지동우, 김가람, 김상완, 김장현,
Rigorous study on hump phenomena in surrounding channel nanowire (SCNW) tunnel field-effect transistor (TFET)
, APPLIED SCIENCES-BASEL
, Vol.10
, No.10
, pp.3596
-3596
(May, 2020)
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[논문]
김정균, 지동우,
Current/Voltage Dual-Mode Single-Wire Simultaneous Bidirectional Interface Architecture for Sensor System
, IEEE Transactions on Biomedical Circuits and Systems
, pp.12
-19
(Feb, 2020)
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[논문]
이주윤, 지동우, 전동석,
Power-up control techniques for reliable SRAM PUF
, IEICE ELECTRONICS EXPRESS
, Vol.13
, No.13
, pp.1
-6
(Jul, 2019)
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[논문]
홍석기, 지동우,
A 0.052mm^2, <0.4% THD, Sinusoidal Current Generator for Bio-Impedance Measurement Using a Recursive Digital Oscillator and Current Domain FIR Filter
, IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS II-EXPRESS BRIEFS
, Vol.6
, pp.894
-898
(Jun, 2019)
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[논문]
노진섭, 지동우,
A DLL based CLOCK multiplier using rotational DCDL and PRNG for spur reduction
, IEICE ELECTRONICS EXPRESS
, Vol.3
, No.3
, pp.1
-8
(Feb, 2019)
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[논문]
문승식, 지동우, 감동윤, 김인수, 이영주, 최준일,
Massive MIMO Systems With Low-Resolution ADCs: Baseband Energy Consumption vs. Symbol Detection Performance
, IEEE ACCESS
, Vol.7
, pp.6650
-6660
(Jan, 2019)
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[논문]
지동우,
Robust high-multiplication factor MDLL using IIR filter-based accumulated jitter reduction
, ELECTRONICS LETTERS
, Vol.54
, No.12
, pp.743
-744
(Jun, 2018)
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[논문]
최규진, 지동우,
High-efficiency, 6.6?29 V pulse driver using charge redistribution
, ELECTRONICS LETTERS
, Vol.54
, No.12
, pp.746
-748
(Jun, 2018)
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[논문]
지동우, 박홍준, 서윤재, 심재윤,
A Digitally Controlled Op-Amp with Level-Crossing-Based Approximation and its Application to a 10-bit Pipeline ADC
, JOURNAL OF CIRCUITS SYSTEMS AND COMPUTERS
, Vol.25
, No.12
, pp.1
-16
(Dec, 2016)
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[논문]
M. Konijnenburg, 지동우, C.V. Liempd, C.V.Hoof, H. Kim, H.d.Groot, J. Pettine, J. Schuessler, L. Yan, N.V.Helleputte, R. Fish, R.F.Yazicioglu, R.V.Wegberg, S. Stanzione,
A Multi(bio)sensor Acquisition System With Integrated Processor, Power Management, 8x8 LED Drivers, and Simultaneously Synchronized ECG, BIO-Z, GSR, and Two PPG Readouts
, IEEE JOURNAL OF SOLID-STATE CIRCUITS
, Vol.51
, No.11
, pp.2584
-2595
(Nov, 2016)
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[논문]
지동우,
Two-step injection clock generation technique fore fractional-N MDLL
, ELECTRONICS LETTERS
, Vol.52
, No.21
, pp.1746
-1748
(Oct, 2016)
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[논문]
지동우,
Fractional-N multiplying delay-locked loop with delay-locked loop-based injection clock generation
, ELECTRONICS LETTERS
, Vol.52
, No.9
, pp.694
-695
(Apr, 2016)
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[논문]
이종미, 지동우, 김병섭, 박홍준, 심재윤,
An In-Band Noise Filtering 32-tap FIR-Embedded Digital Fractional-N PLL
, JOURNAL OF SEMICONDUCTOR TECHNOLOGY AND SCIENCE
, Vol.15
, No.3
, pp.342
-348
(Jun, 2015)
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[논문]
지동우, David Blaauw, Dennis Sylvester, 심재윤,
Digitally Controlled Leakage-Based Oscillator and Fast Relocking MDLL for Ultra Low Power Sensor Platform
, IEEE JOURNAL OF SOLID-STATE CIRCUITS
, Vol.50
, No.5
, pp.1263
-1274
(May, 2015)
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[논문]
Nick Van Helleputte, 지동우, Alonso Morgado, Arjan Breeschoten, Chirs Van Hoof, Harmke de Groot, Hyejung Kim, Julia Pettine, Mario Konijnenburg, Rachit Mohan, Refet Firat Yazicioglu, Roland Van Wegberg, Tom Torfs,
A 345 ?W Multi-Sensor Biomedical SoC With Bio-Impedance, 3-Channel ECG, Motion Artifact Reduction, and Integrated DSP
, IEEE JOURNAL OF SOLID-STATE CIRCUITS
, Vol.50
, No.1
, pp.230
-244
(Jan, 2015)
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[논문]
Long Yan, 지동우, Chris Van Hoof, Hyejung Kim, Julia Pettine, Kosei Tamiya, Masato Osawa, Refet Firat Yazicioglu, Srinjoy Mitra, Sunjoung Kim, Yasunari Harada,
A 13 μA analog signal processing IC for accurate recognition of multiple intra-cardiac signals
, IEEE Transactions on Biomedical Circuits and Systems
, Vol.7
, No.6
, pp.785
-795
(Dec, 2013)
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[논문]
지동우, 김병섭, 박홍준, 서윤재, 심재윤,
A FIR-Embedded Phase Interpolator Based Noise Filtering for Wide-Bandwidth Fractional-N PLL
, IEEE JOURNAL OF SOLID-STATE CIRCUITS
, Vol.48
, No.11
, pp.2795
-2804
(Nov, 2013)
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[논문]
지동우, 김병섭, 박홍준, 심재윤,
A 1.9-GHz Fractional-N Digital PLL With Subexponent ΔΣ TDC and IIR-Based Noise Cancellation
, IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS II-EXPRESS BRIEFS
, Vol.59
, No.11
, pp.721
-725
(Nov, 2012)
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[논문]
지동우, 박홍준, 서영훈, 심재윤,
A 2 GHz Fractional-N Digital PLL with 1b Noise Shaping ΔΣ TDC
, IEEE JOURNAL OF SOLID-STATE CIRCUITS
, Vol.47
, No.4
, pp.875
-883
(Apr, 2012)
- 국제학술발표
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[학술회의]
지동우, 고성민, Jae-sun Seo, Kishore Kasichainula, Yu Cao, 여인준,
A Time-Memory-based CMOS Vision Sensor with In-Pixel Temporal Derivative Computing for Multi-Mode Image Processing
, IEEE ESSCIRC 2023
(Sep, 2023)
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[학술회의]
Tianyi Zhang, Yu Cao, 지동우, Baoxin Li, Injune Yeo, Jae-sun Seo, Kishore Kasichainula, Yaoxin Zhuo,
Improving the Efficiency of CMOS Image Sensors through In-Sensor Selective Attention
, 2023 IEEE International Symposium on Circuits and Systems (ISCAS)
(May, 2023)
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[학술회의]
여인준, 서재선, 지동우,
A 92F2/bit Physically Unclonable Function Exploiting Channel Charge Injection and Mismatch Accumulation
, IEEE Custom Integrated Circuits Conference 2023
(Apr, 2023)
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[학술회의]
지동우, 최동휘,
A 1984-Pixels, 1.26nW/Pixel Retinal Prosthesis Chip withTime-Domain In-Pixel Image Processing
, IEEE ASSCC 2022
(Nov, 2022)
-
[학술회의]
지동우, 최동휘,
1V 4.49nW/Pixel Retinal Prosthesis Chip with Light-to-Stimulus Duration Converter
, 2021 IEEE International Symposium on Circuits and Systems
(May, 2021)
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[학술회의]
김형기, 지동우,
A <25uW CMOS Monolithic Photoplethysmographic Sensor with Distributed 1b Delta-Sigma Light-to-Digital Convertor
, IEEE European Solid-State Circuits Conference (ESSCIRC)
(Sep, 2017)
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[학술회의]
M. Konijnenburg, N. Van Helleputte, 지동우, C. Van Hoof, C.V. Liempd, H. Kim, H. de Groot, J. Pettine, J. Schluessler, L. Yan, R. Fish, R. Van Wegberg, R.F. Yazicioglu, S. Stanzione,
A Battery-Powered Efficient Multi-Sensor Acquisition System with Simultaneous ECG, BIO-Z, GSR, and PPG
, 2016 IEEE International Solid-State Circuits Conference (ISSCC)
(Feb, 2016)
-
[학술회의]
Nick Van Helleputte, 지동우, Alonso Morgado, Arjan Breeschoten, Chris Van Hoof, Harmke de Groot, Hyejung Kim, Julia Pettine, Mario Konijnenburg, Refet Firat Yazicioglu, Tom Torfs,
A multi-parameter signal-acquisition SoC for connected personal health applications
, Solid-State Circuits Conference Digest of Technical Papers (ISSCC), 2014 IEEE International
(Feb, 2014)
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[학술회의]
지동우, 심재윤, David Blaauw, Dennis Sylvester,
A 0.45 V 423nW 3.2 MHz multiplying DLL with leakage-based oscillator for ultra-low-power sensor platforms
, Solid-State Circuits Conference Digest of Technical Papers (ISSCC), 2013 IEEE International
(Feb, 2013)
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[학술회의]
지동우, 심재윤, 박홍준, 서윤재,
Phase-blender-based FIR noise filtering techniques for ΔΣ fractional-N PLL
, Circuits and Systems (MWSCAS), 2011 IEEE 54th International Midwest Symposium on
(Aug, 2011)
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[학술회의]
지동우, 심재윤, 박홍준, 서영훈,
A 2 GHz fractional-N digital PLL with 1b noise shaping ΔΣ TDC
, VLSI Circuits (VLSIC), 2011 Symposium on
(Jun, 2011)
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[학술회의]
지동우, 심재윤, 박홍준, 서윤재,
A 0.1-f ref BW 1GHz fractional-N PLL with FIR-embedded phase-interpolator-based noise filtering
, Solid-State Circuits Conference Digest of Technical Papers (ISSCC), 2011 IEEE International
(Feb, 2011)
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[학술회의]
이선규, 심재윤, 지동우, 박홍준,
A 8 GByte/s transceiver with current-balanced pseudo-differential signaling for memory interface
, Solid-State Circuits Conference, 2008. A-SSCC'08. IEEE Asian
(Nov, 2008)
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[학술회의]
지동우, 심재윤, 박승진, 박홍준,
A low-voltage OP amp with digitally controlled algorithmic approximation
, Custom Integrated Circuits Conference, 2008. CICC 2008. IEEE
(Sep, 2008)
- 국내학술발표
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[학술회의]
지동우, 임성원,
NMOS 저항 기반 전류 제어 LED 드라이버 회로
, 제 5회 반도체공학회 종합학술대회
(Dec, 2022)
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[학술회의]
지동우, 김세영,
넓은 동적범위를 가지는 전류 센서 회로
, 제 5회 반도체공학회 종합학술대회
(Dec, 2022)
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[학술회의]
김동연, 지동우, 전동석,
저전력 초소형 생체 임피던스 측정 시스템 설계
, 제4회 반도체공학회 종합학술대회
(Dec, 2021)
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[학술회의]
김수훈, 지동우,
A CMOS 48×48 Pixel SPAD Sensor IC for Time Gated Photon Detection
, 21th RF/Analog Circuit Workshop
, pp.470
-470
(Sep, 2021)
-
[학술회의]
김위, 김도영, 김영진, 박민호, 지동우, 이준걸, 임경빈,
당뇨병인성 발을 판단하는 EMG (Electromyogram) 측정 방법
, 2020 대한의용생체공학회 추계학술대회
, pp.210
-212
(Nov, 2020)
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[학술회의]
지동우, 노진섭, 이강혁,
A DLL based Clock Generator Using Digital Phase Averaging Technique
, 한국반도체학술대회
(Feb, 2019)
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[학술회의]
지동우, 김정균, 송인호,
웨어러블센서시스템을 위한 단일전송선 실시간 다중 접속 송수신 회로
, 한국반도체학술대회
(Feb, 2019)
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[학술회의]
우수호, 심재윤, 지동우, 박승진, 박홍준,
RFID Reader용 14b 연속시간 ΣΔ A/D 변환기
, 제 16회 한국 반도체 학술대회
(Feb, 2009)
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