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10.7 A 185fsrms-integrated-jitter and -245dB FOM PVT-robust ring-VCO-based injection-locked clock multiplier with a continuous frequency-tracking loop using a replica-delay cell and a dual-edge phase detector File

Choi, Seojin , Yoo, Seyeon , Choi, Jaehyouk

Conference Paper Issue Date2016-02-02 View24

153 fsRMS-Integrated-Jitter and 114-Multiplication Factor PVT-Robust 22.8 GHz Ring-LC-Hybrid Injection-Locked Clock Multiplier File

Choi, Seojin , Yoo, Seyeon , Lee, Yongsun , Jo, Yongwoo , Lee, Jeonghyun , Lim, Younghyun , Choi, Jaehyouk

Conference Paper Issue Date2018-06-20 View13

A -242-dB FOM and -71-dBc Reference Spur Ring-VCO-Based Ultra-Low Jitter Switched-Loop-Filter PLL Using Fast Phase-Error Correction Technique File

Seong, Taeho , Lee, Yongsun , Yoo, Seyeon , Choi, Jaehyouk

Conference Paper Issue Date2017-06-07 View11

A 0.56-2.92 GHz Wideband and Low Phase Noise Quadrature LO-Generator Using a Single LC-VCO for 2G-4G Multistandard Cellular Transceivers File

Yoon, Heein , Lee, Youngsun , Lim, Younghyun , Tak, Guemyoung , Kim, Hongdeuk , Ho, Yocheol , Choi, Jaehyouk

Article Issue Date2016-03 View24

A 0.5V-VIN, 0.29ps-Transient-FOM, and Sub-2mV-Accuracy Adaptive-Sampling Digital LDO Using Single-VCO-Based Edge-Racing Time Quantizer File

Lee, Jeonghyun , Bang, Jooeun , Lim, Younghyun , Choi, Jaehyouk

Conference Paper Issue Date2019-06-09 View26

A 122-mW Low-Power Multiresolution Spectrum-Sensing IC With Self-Deactivated Partial Swing Techniques File

Song, Taejoong , Park, Jongmin , Lee, Sang Min , Choi, Jaehyouk , Kim, Kihong , Lee, Chang-Ho , Lim, Kyutae , Laskar, Joy

Article Issue Date2010-03 View17

A 140fs rms -Jitter and -72dBc-Reference-Spur Ring-VCO-Based Injection-Locked Clock Multiplier Using a Background Triple-Point Frequency/Phase/Slope Calibrator File

Yoo, Seyeon , Choi, Seojin , Lee, Yongsun , Seong, Taeho , Lim, Younghyun , Choi, Jaehyouk

Conference Paper Issue Date2019-02-17 View18

A 2-8 GHz wideband dually frequency-tuned ring-VCO with a scalable K VCO File

Yoo, Seyeon , Kim, Jae Joon , Choi, Jaehyouk

Article Issue Date2013-11 View11

A 320μV-Output Ripple and 90ns-Settling Time at 0.5V Supply Digital-Analog-Hybrid LDO Using Multi-Level Gate-Voltage Generator and Fast-Decision PD Detector File

Lim, Younghyun , Lee, Jeonghyun , Lee, Yongsun , Yoo, Seyeon , Choi, Jaehyouk

Conference Paper Issue Date2018-09-03 View10

A 450-fs jitter PVT-robust fractional-resolution injection-locked clock multiplier using a DLL-based calibrator with replica-delay-cells File

Kim, Mina , Choi, Seojin , Choi, Jaehyouk

Conference Paper Issue Date2015-06-18 View14

A 65-nm CMOS 2 x 2 MIMO Multi-Band LTE RF Transceiver for Small Cell Base Stations File

Lim, Kyoohyun , Lee, Sanghoon , Lee, Yongha , Moon, Byeongmoo , Shin, Hwahyeong , Kang, Kisub , Kim, Sungbeom , Lee, Jihyeok , Lee, Hyungsuk , Shim, Hyunchul , et al

Article Issue Date2018-07 View18

A 65nm CMOS current controlled oscillator with high tuning linearity for wideband polar modulation File

Choi, Jaehyouk , Hu, Jianyun , Leung, L , Narathong, C , Park, Jongmin , Sahota, K

Conference Paper Issue Date2012-09-10 View46

A 76fs rms Jitter and -40dBc Integrated-Phase-Noise 28-to-31GHz Frequency Synthesizer Based on Digital Sub-Sampling PLL Using Optimally Spaced Voltage Comparators and Background Loop-Gain Optimization File

Kim, Juyeop , Yoon, Heein , Lim, Younghyun , Lee, Yongsun , Cho, Yoonseo , Seong, Taeho , Choi, Jaehyouk

Conference Paper Issue Date2019-02-17 View28

A CMOS highly linear hybrid current/voltage controlled oscillator for wideband polar modulation File

Tang, Yiwu , Hu, Jianyun , Park, Jongmin , Choi, Jaehyouk , Leung, Lincoln , Narathong, Chiewcharn , Sahota, Kamal

Article Issue Date2013-08 View24

A Fully Integrated Dual-Mode CMOS Power Amplifier With an Autotransformer-Based Parallel Combining Transformer File

Ahn, Hyunjin , Baek, Seungjun , Ilku Nam , An, Deokgi , Lee, Jae Kyung , Jeong, Minsu , Kim, Bo-Eun , Choi, Jaehyouk , Lee, Ockgoo

Article Issue Date2017-09 View13

A Low Phase Noise Injection-Locked Programmable Reference Clock Multiplier with a Two-Phase PVT-Calibrator for ΔΣ PLLs File

Lee, Yongsun , Kim, Mina , Seong, Taeho , Choi, Jaehyouk

Article Issue Date2015-03 View14

A Low Power and Wide Range Programmable Clock Generator With a High Multiplication Factor File

Choi, Jaehyouk , Kim, Stephen T. , Kim, Woonyun , Kim, Kwan-Woo , Lim, Kyutae , Laskar, Joy

Article Issue Date2011-04 View28

A Low-Integrated-Phase-Noise 27-30-GHz Injection-Locked Frequency Multiplier With an Ultra-Low-Power Frequency-Tracking Loop for mm-Wave-Band 5G Transceivers File

Yoo, Seyeon , Choi, Seojin , Kim, Juyeop , Yoon, Heein , Lee, Yongsun , Choi, Jaehyouk

Article Issue Date2018-02 View21

A Low-Jitter and Fractional-Resolution Injection-Locked Clock Multiplier Using a DLL-Based Real-time PVT-Calibrator with Replica-Delay Cells File

Kim, Mina , Choi, Seojin , Seong, Taeho , Choi, Jaehyouk

Article Issue Date2016-02 View20

A Low-Jitter and Low-Reference-Spur Ring-VCO-Based Switched-Loop Filter PLL Using a Fast Phase-Error Correction Technique File

Lee, Yongsun , Seong, Taeho , Yoo, Seyeon , Choi, Jaehyouk

Article Issue Date2018-04 View9

A Low-Jitter Injection-Locked Multi-Frequency Generator Using Digitally Controlled Oscillators and Time-Interleaved Calibration File

Yoon, Heein , Park, Suneui , Choi, Jaehyouk

Article Issue Date2019-06 View14

A Non-Interruptive Link-Variation Monitoring Circuit for Wireless Sensor Applications File

Kim, Stephen T. , Choi, Jaehyouk , Chae, Kwanyeob , Beck, Sungho , Kim, Seong-Hyok , Bien, Franklin , Lee, Chang-Ho , Lim, Kyutae , Laskar, Joy , Tentzeris, Manos M.

Article Issue Date2011-12 View18

A PVT-Robust -39dBc 1kHz-to-100MHz Integrated-Phase-Noise 29GHz Injection-Locked Frequency Multiplier with a 600μW Frequency-Tracking Loop Using the Averages of Phase Deviations for mm-Band 5G Transceivers File

Yoo, Seyeon , Choi, Seojin , Kim, Juyeop , Yoon, Heein , Lee, Yongsun , Choi, Jaehyouk

Conference Paper Issue Date2017-02-08 View11

A PVT-Robust and Low-Jitter Ring-VCO-Based Injection-Locked Clock Multiplier with a Continuous Frequency-Tracking Loop Using a Replica-Delay Cell and a Dual-Edge Phase Detector File

Choi, Seojin , Yoo, Seyeon , Lim, Younghyun , Choi, Jaehyouk

Article Issue Date2016-08 View15

A PVT-Robust Low Reference Spur Injection-Locked Clock Multiplier Using a Voltage-Domain Period-Calibrating Loop File

Lee, Yongsun , Yoon, Heein , Choi, Jaehyouk

Conference Paper Issue Date2016-06-15 View10

A Reconfigurable Multiphase LC-Ring Structure for Programmable Frequency Multiplication File

Kim, Donguk , Choi, Subin , Choi, Jaehyouk , Kim, Jae Joon

Article Issue Date2015-01 View15

A Spur Suppression Technique Using an Edge-Interpolator for a Charge-Pump PLL File

Choi, Jaehyouk , Kim, Woonyun , Lim, Kyutae

Article Issue Date2012-05 View24

A switched-loop-filter PLL with fast phase-error correction technique File

Lee, Yongsun , Seong, Taeho , Yoo, Seyeon , Choi, Jaehyouk

Conference Paper Issue Date2018-01-22 View15

A Theoretically Sound Approach to Analog Circuit Sizing File

Lim, Eunji , Choi, Jaehyouk , Kim, Youngmin

Article Issue Date2018-04 View10

A Wide Range On-Chip Leakage Sensor Using a Current-Frequency Converting Technique in 65-nm Technology Node File

Choi, Jaehyouk , Kang, Yesung , Kim, Youngmin

Article Issue Date2015-09 View24

A wideband dual-mode LC-VCO with a switchable gate-biased active core File

Yoon, Heein , Lee, Yongsun , Kim, Jae Joon , Choi, Jaehyouk

Article Issue Date2014-05 View19

A −242dB FOM and −75dBc-reference-spur ring-DCO-based all-digital PLL using a fast phase-error correction technique and a low-power optimal-threshold TDC File

Seong, Taeho , Lee, Yongsun , Yoo, Seyeon , Choi, Jaehyouk

Conference Paper Issue Date2018-02-14 View14

A −31dBc integrated-phase-noise 29GHz fractional-N frequency synthesizer supporting multiple frequency bands for backward-compatible 5G using a frequency doubler and injection-locked frequency multipliers File

Yoon, Heein , Kim, Juyeop , Park, Suneui , Lim, Younghyun , Lee, Yongsun , Bang, Jooeun , Lim, Kyoohyun , Choi, Jaehyouk

Conference Paper Issue Date2018-02-14 View14

An extemal-capacitor-less low-dropout regulator with less than -36dB PSRR at all frequencies from 10kHz to 1GHz using an adaptive supply-ripple cancellation technique to the body-gate File

Lim, Younghyun , Lee, Jeonghyun , Park, Suneui , Choi, Jaehyouk

Conference Paper Issue Date2017-05-03 View8

An External Capacitor-Less Ultralow-Dropout Regulator Using a Loop-Gain Stabilizing Technique for High Power-Supply Rejection Over a Wide Range of Load Current File

Lim, Younghyun , Lee, Jeonghyun , Lee, Yongsun , Song, Seong-Sik , Kim, Hong-Teuk , Lee, Ockgoo , Choi, Jaehyouk

Article Issue Date2017-11 View10

An External Capacitorless Low-Dropout Regulator With High PSR at All Frequencies From 10 kHz to 1 GHz Using an Adaptive Supply-Ripple Cancellation Technique File

Lim, Younghyun , Lee, Jeonghyun , Park, Suneui , Jo, Yongwoo , Choi, Jaehyouk

Article Issue Date2018-09 View8

An external-capacitor-less high-PSR low-dropout regulator using an adaptive supply-ripple cancellation technique to the body-gate File

Lim, Younghyun , Lee, Jeonghyun , Park, Suneui , Choi, Jaehyouk

Conference Paper Issue Date2018-01-22 View16

An ultra-low phase noise all-digital multi-frequency generator using injection-locked DCOs and time-interleaved calibration File

Park, Suneui , Yoon, Heein , Choi, Jaehyouk

Conference Paper Issue Date2017-11-06 View8

An Ultra-Low Power and Compact LC-Tank-Based Frequency Tripler Using Pulsed Input Signals File

Yoo, Seyeon , Choi, Seojin , Choi, Jaehyouk

Article Issue Date2016-02 View14

An Ultra-Low-Jitter 22.8-GHz Ring-LC-Hybrid Injection-Locked Clock Multiplier With a Multiplication Factor of 114 File

Choi, Seojin , Yoo, Seyeon , Lee, Yongsun , Jo, Yongwoo , Lee, Jeongyun , Lim, Younghyun , Choi, Jaehyouk

Article Issue Date2019-04 View13

Analysis and Design of a Core-Size-Scalable Low Phase Noise LC-VCO for Multi-Standard Cellular Transceivers File

Seong, Taeho , Kim, Jae Joon , Choi, Jaehyouk

Article Issue Date2015-03 View9

DLL 기반의 주파수 변화 판별기

신수환 , 박선의 , 윤희인 , 최재혁 , 김주엽

Patent Issue Date View9

Dual-mode wide-range linear CMOS interface circuit for resistive sensors File

Kim, Sung-Woo , Eom, Won-Jin , Choi, Jaehyouk , Kim, Jae Joon

Article Issue Date2014-10 View13

High multiplication factor capacitor multiplier for an on-chip PLL loop filter File

Choi, Jaehyouk , Park, J. , Kim, W. , Lim, K. , Laskar, J.

Article Issue Date2009-02 View19

High-resolution offset-frequency PLL using properties of co-prime numbers File

Choi, Jaehyouk , Kim, W. , Park, J. , Bien, Franklin

Article Issue Date2012-11 View11

High-resolution, electrohydrodynamic inkjet printing of stretchable, metal oxide semiconductor transistors with high performances File

Kim, S,-Y. , Kim, K. , Hwang, Y.H. , Park, J. , Jang, J. , Nam, Y. , Kang, Y. , Kim, M. , Park, H.J. , Lee, Zonghoon , et al

Article Issue Date2016-10 View21

Injection-locked frequency multiplier with a continuous frequency-tracking loop for 5G transceivers File

Yoo, Seyeon , Choi, Seojin , Kim, Juyeop , Yoon, Heein , Lee, Yongsun , Choi, Jaehyouk

Conference Paper Issue Date2018-01-22 View15

Linearly frequency-tunable and low-phase noise ring VCO using varactors with optimally-spaced bias voltages File

Lee, Jeonghyun , Choi, S , Cho, Y , Choi, Jaehyouk

Article Issue Date2018-03 View7

Optimization of analog circuits via simulation and a Lagrangian-type gradient-based method File

Lim, Eunji , Kim, Youngmin , Choi, Jaehyouk

Conference Paper Issue Date2015-12-09 View15

Self-sustaining water-motion sensor platform for continuous monitoring of frequency and amplitude dynamics File

Shin, Dongjoon , Seong, Taeho , Choi, Jaehyouk , Choi, Wonjoon

Article Issue Date2017-05 View10

Semi-active high-efficient CMOS rectifier for wireless power transmission File

Kim, Stephen T. , Song, Taejoong , Choi, Jaehyouk , Laskar, Joy , Bien, Franklin , Lim, Kyutae

Conference Paper Issue Date2010-05-23 View22

Ultra-wideband CMOS voltage-controlled oscillator with reconfigurable tunable inductors File

Kim, Jae Joon , Lee, K. -H. , Choi, Jaehyouk , Park, Y. , Lim, K. , Lee, C. -H.

Article Issue Date2011-02 View9

Ultralow In-Band Phase Noise Injection-Locked Frequency Multiplier Design Based on Open-Loop Frequency Calibration File

Seong, Taeho , Lee, Yongsun , Choi, Jaehyouk

Article Issue Date2014-09 View24

Wideband CMOS voltage-controlled oscillator using tunable inductors File

Kim, Jae Joon , Choi, Jaehyouk , Lee, K. -H. , Bien, Franklin , Lim, K. , Lee, C. -H.

Article Issue Date2010-09 View17

광대역 LC 전압제어 발진기

윤희인 , 최재혁

Patent Issue Date View7

광대역 이중 튜닝 링 전압제어 발진기

유세연 , 최재혁

Patent Issue Date View5

광대역 하모닉 락 발생을 방지하는 지연 고정 루프 회로 그 지연 고정 방법

최재혁 , 성태호 , 유세연

Patent Issue Date View2

디지털-아날로그 혼성 전압 안정기

최재혁 , 이정현 , 임영현

Patent Issue Date View6

멀티 클럭 생성기 및 이의 동작 방법

최재혁 , 박선의 , 윤희인

Patent Issue Date View10

복제 딜레이 셀을 이용한 인젝션 락킹 클락 체배 장치 및 방법

최재혁 , 최서진 , 유세연

Patent Issue Date View12

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