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Showing results 1 to 60 of 89

Issue Date	Title / Author(s) / Citation	File
2008	A ring VCO with wide and linear tuning characteristics for a Cognitive Radio system Choi, Jaehyouk; Lim, Kyutae; Laskar, Joy 2008 IEEE RADIO FREQUENCY INTEGRATED CIRCUITS SYMPOSIUM, VOLS 1 AND 2, pp.355-358
2009-02	High multiplication factor capacitor multiplier for an on-chip PLL loop filter Choi, J.; Park, J.; Kim, W.; Lim, K.; Laskar, J. ELECTRONICS LETTERS, Vol.45 No.5, pp.239-U8	DOI
2010	Semi-Active High-Efficient CMOS Rectifier for Wireless Power Transmission Kim, Stephen T.; Song, Taejoong; Choi, Jaehyouk; Bien, Franklin; Lim, Kyutae; Laskar, Joy 2010 IEEE RADIO FREQUENCY INTEGRATED CIRCUITS RFIC SYMPOSIUM, pp.97-100	DOI
2010	A robust latch-type sense amplifier using adaptive latch resistance Song, Taejoong; Lee, Sang Min; Choi, Jaehyouk; Kim, Stephen; Kim, Gyuhong; Lim, Kyutae; Laskar, Joy 2010 IEEE International Conference on Integrated Circuit Design and Technology, ICICDT 2010, pp.182-185	DOI
2010	Subthreshold Current Mode Matrix Determinant Computation for Analog Signal Processing Kim, Stephen T.; Choi, Jaehyouk; Beck, Sungho; Song, Taejoong; Lim, Kyutae; Laskar, Joy 2010 IEEE INTERNATIONAL SYMPOSIUM ON CIRCUITS AND SYSTEMS, pp.1260-1263
2010-03	A 122-mW Low-Power Multiresolution Spectrum-Sensing IC With Self-Deactivated Partial Swing Techniques Song, Taejoong; Park, Jongmin; Lee, Sang Min; Choi, Jaehyouk; Kim, Kihong; Lee, Chang-Ho; Lim, Kyutae; Laskar, Joy IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS II-EXPRESS BRIEFS, Vol.57 No.3, pp.188-192	DOI
2010-09	Wideband CMOS voltage-controlled oscillator using tunable inductors Kim, J. J.; Choi, J.; Lee, K. -H.; Bien, F.; Lim, K.; Lee, C. -H. ELECTRONICS LETTERS, Vol.46 No.20, pp.1391-1393	DOI
2011	A 45nm SOI-CMOS PLL with a Wideband LC-VCO Lee, Kun-Seok; Beck, Sungho; Jeon, Hamhee; Yoon, Youngchang; Choi, Jaehyouk; Lee, Chang-Ho; Kenney, J. Stevenson 2011 IEEE 54TH INTERNATIONAL MIDWEST SYMPOSIUM ON CIRCUITS AND SYSTEMS (MWSCAS)
2011-02	Ultra-wideband CMOS voltage-controlled oscillator with reconfigurable tunable inductors Kim, J. J.; Lee, K. -H.; Choi, J.; Park, Y.; Lim, K.; Lee, C. -H. ELECTRONICS LETTERS, Vol.47 No.4, pp.249-+	DOI
2011-04	A Low Power and Wide Range Programmable Clock Generator With a High Multiplication Factor Choi, Jaehyouk; Kim, Stephen T.; Kim, Woonyun; Kim, Kwan-Woo; Lim, Kyutae; Laskar, Joy IEEE TRANSACTIONS ON VERY LARGE SCALE INTEGRATION (VLSI) SYSTEMS, Vol.19 No.4, pp.701-705	DOI
2011-12	A Non-Interruptive Link-Variation Monitoring Circuit for Wireless Sensor Applications Kim, Stephen T.; Choi, Jaehyouk; Chae, Kwanyeob; Beck, Sungho; Kim, Seong-Hyok; Bien, Franklin; Lee, Chang-Ho; Lim, Kyutae; Laskar, Joy; Tentzeris, Manos M. IEEE MICROWAVE AND WIRELESS COMPONENTS LETTERS, Vol.21 No.12, pp.691-693	DOI
2012	A 65nm CMOS Current Controlled Oscilllator with High Tuning Linearity for Wideband Polar Modulation Tang, Yiwu; Hu, Jianyun; Park, Jongmin; Choi, Jaehyouk; Leung, Lincoln; Narathong, Chiewcharn; Sahota, Kamal 2012 IEEE CUSTOM INTEGRATED CIRCUITS CONFERENCE (CICC)
2012-05	A Spur Suppression Technique Using an Edge-Interpolator for a Charge-Pump PLL Choi, Jaehyouk; Kim, Woonyun; Lim, Kyutae IEEE TRANSACTIONS ON VERY LARGE SCALE INTEGRATION (VLSI) SYSTEMS, Vol.20 No.5, pp.969-973	DOI
2012-11	High-resolution offset-frequency PLL using properties of co-prime numbers Choi, J.; Kim, W.; Park, J.; Bien, F. ELECTRONICS LETTERS, Vol.48 No.24, pp.1522-U10	DOI
2013-08	A CMOS Highly Linear Hybrid Current/Voltage Controlled Oscillator for Wideband Polar Modulation Tang, Yiwu; Hu, Jianyun; Park, Jongmin; Choi, Jaehyouk; Leung, Lincoln; Narathong, Chiewcharn; Sahota, Kamal IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS I-REGULAR PAPERS, Vol.60 No.8, pp.1991-2000	DOI
2013-11	A 2-8 GHz Wideband Dually Frequency-Tuned Ring-VCO With a Scalable K<sub>VCO</sub> Yoo, Seyeon; Kim, Jae Joon; Choi, Jaehyouk IEEE MICROWAVE AND WIRELESS COMPONENTS LETTERS, Vol.23 No.11, pp.602-604	DOI
2014-05	A Wideband Dual-Mode <i>LC</i>-VCO With a Switchable Gate-Biased Active Core Yoon, Heein; Lee, Yongsun; Kim, Jae Joon; Choi, Jaehyouk IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS II-EXPRESS BRIEFS, Vol.61 No.5, pp.289-293	DOI
2014-09	Ultralow In-Band Phase Noise Injection-Locked Frequency Multiplier Design Based on Open-Loop Frequency Calibration Seong, Taeho; Lee, Yongsun; Choi, Jaehyouk IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS II-EXPRESS BRIEFS, Vol.61 No.9, pp.701-705	DOI
2014-10	Dual-mode wide-range linear CMOS interface circuit for resistive sensors Kim, Sung-Woo; Eom, Won-Jin; Choi, Jaehyouk; Kim, Jae Joon ELECTRONICS LETTERS, Vol.50 No.22, pp.1575-1576	DOI
2015	OPTIMIZATION OF ANALOG CIRCUITS VIA SIMULATION AND A LAGRANGIAN-TYPE GRADIENT-BASED METHOD Lim, Eunji; Kim, Youngmin; Choi, Jaehyouk 2015 WINTER SIMULATION CONFERENCE (WSC), pp.1206-1217
2015	A 450-fs Jitter PVT-Robust Fractional-Resolution Injection-Locked Clock Multiplier Using a DLL-Based Calibrator with Replica-Delay-Cells Kim, Mina; Choi, Seojin; Choi, Jaehyouk 2015 SYMPOSIUM ON VLSI CIRCUITS (VLSI CIRCUITS)
2015-01	A Reconfigurable Multiphase <i>LC</i>-Ring Structure for Programmable Frequency Multiplication Kim, Donguk; Choi, Subin; Choi, Jaehyouk; Kim, Jae Joon IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS II-EXPRESS BRIEFS, Vol.62 No.1, pp.51-55	DOI
2015-03	A Low Phase Noise Injection-Locked Programmable Reference Clock Multiplier With a Two-Phase PVT-Calibrator for ΔΣ PLLs Lee, Yongsun; Kim, Mina; Seong, Taeho; Choi, Jaehyouk IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS I-REGULAR PAPERS, Vol.62 No.3, pp.635-644	DOI
2015-03	Analysis and Design of a Core-Size-Scalable Low Phase Noise <i>LC</i>-VCO for Multi-Standard Cellular Transceivers Seong, Taeho; Kim, Jae Joon; Choi, Jaehyouk IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS I-REGULAR PAPERS, Vol.62 No.3, pp.781-790	DOI
2015-09	A Wide-Range On-Chip Leakage Sensor Using a Current-Frequency Converting Technique in 65-nm Technology Node Kang, Yesung; Choi, Jaehyouk; Kim, Youngmin IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS II-EXPRESS BRIEFS, Vol.62 No.9, pp.846-850	DOI
2016	High-resolution electrohydrodynamic inkjet printing of stretchable metal oxide semiconductor transistors with high performance Kim, S. -Y.; Kim, K.; Hwang, Y. H.; Park, J.; Jang, J.; Nam, Y.; Kang, Y.; Kim, M.; Park, H. J.; Lee, Z.; Choi, J.; Kim, Y.; Jeong, S.; Bae, B. -S.; Park, J. -U. NANOSCALE, Vol.8 No.39, pp.17113-17121	DOI
2016	A PVT-Robust-59-dBc Reference Spur and 450-fsRMS Jitter Injection-Locked Clock Multiplier Using a Voltage-Domain Period-Calibrating Loop Lee, Yongsun; Yoon, Heein; Kim, Mina; Choi, Jaehyouk 2016 IEEE SYMPOSIUM ON VLSI CIRCUITS (VLSI-CIRCUITS)
2016	A 185fs<sub>rms</sub> - 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 Choi, Seojin; Yoo, Seyeon; Choi, Jaehyouk 2016 IEEE INTERNATIONAL SOLID-STATE CIRCUITS CONFERENCE (ISSCC), Vol.59, pp.194-U265
2016-02	A Low-Jitter and Fractional-Resolution Injection-Locked Clock Multiplier Using a DLL-Based Real-Time PVT Calibrator With Replica-Delay Cells Kim, Mina; Choi, Seojin; Seong, Taeho; Choi, Jaehyouk IEEE JOURNAL OF SOLID-STATE CIRCUITS, Vol.51 No.2, pp.401-411	DOI
2016-02	An Ultra-Low Power and Compact <i>LC</i>-Tank-Based Frequency Tripler Using Pulsed Input Signals Yoo, Seyeon; Choi, Seojin; Seong, Taeho; Choi, Jaehyouk IEEE MICROWAVE AND WIRELESS COMPONENTS LETTERS, Vol.26 No.2, pp.140-142	DOI
2016-03	A 0.56-2.92 GHz Wideband and Low Phase Noise Quadrature LO-Generator Using a Single <i>LC</i>-VCO for 2G-4G Multistandard Cellular Transceivers Yoon, Heein; Lee, Yongsun; Lim, Younghyun; Tak, Geum-Young; Kim, Hong-Teuk; Ho, Yo-Chuol; Choi, Jaehyouk IEEE JOURNAL OF SOLID-STATE CIRCUITS, Vol.51 No.3, pp.614-625	DOI
2016-08	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 Choi, Seojin; Yoo, Seyeon; Lim, Younghyun; Choi, Jaehyouk IEEE JOURNAL OF SOLID-STATE CIRCUITS, Vol.51 No.8, pp.1878-1889	DOI
2017	An External-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 Lim, Younghyun; Lee, Jeonghyun; Park, Suneui; Choi, Jaehyouk 2017 IEEE CUSTOM INTEGRATED CIRCUITS CONFERENCE (CICC)
2017	An Ultra-Low Phase Noise All-Digital Multi-Frequency Generator Using Injection-Locked DCOs and Time-Interleaved Calibration Park, Suneui; Yoon, Heein; Choi, Jaehyouk 2017 IEEE ASIAN SOLID-STATE CIRCUITS CONFERENCE (A-SSCC), pp.329-332
2017	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 Yoo, Seyeon; Choi, Seojin; Kim, Juyeop; Yoon, Heein; Lee, Yongsun; Choi, Jaehyouk 2017 IEEE INTERNATIONAL SOLID-STATE CIRCUITS CONFERENCE (ISSCC), pp.324-324
2017	A-242-dB FOM and-71-dBc Reference Spur Ring-VCO-Based Ultra-Low-Jitter Switched-Loop-Filter PLL Using a Fast Phase-Error Correction Technique Seong, Taeho; Lee, Yongsun; Yoo, Seyeon; Choi, Jaehyouk 2017 SYMPOSIUM ON VLSI CIRCUITS, pp.C186-C187
2017-05	Self-sustaining water-motion sensor platform for continuous monitoring of frequency and amplitude dynamics Shin, Dongjoon; Seong, Taeho; Choi, Jaehyouk; Choi, Wonjoon NANO ENERGY, Vol.35, pp.179-188	DOI
2017-09	A Fully Integrated Dual-Mode CMOS Power Amplifier With an Autotransformer-Based Parallel Combining Transformer Ahn, Hyunjin; Baek, Seungjun; Ilku Nam; An, Deokgi; Lee, Jae Kyung; Jeong, Minsu; Kim, Bo-Eun; Choi, Jaehyouk; Lee, Ockgoo IEEE MICROWAVE AND WIRELESS COMPONENTS LETTERS, Vol.27 No.9, pp.833-835	DOI
2017-11	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 Lim, Younghyun; Lee, Jeonghyun; Lee, Yongsun; Song, Seong-Sik; Kim, Hong-Teuk; Lee, Ockgoo; Choi, Jaehyouk IEEE TRANSACTIONS ON VERY LARGE SCALE INTEGRATION (VLSI) SYSTEMS, Vol.25 No.11, pp.3006-3018	DOI
2018	153 fS<sub>RMS</sub>-Integrated-Jitter and 114-Multiplication Factor PVT-Robust 22.8 GHz Ring-<i>LC</i>-Hybrid Injection-Locked Clock Multiplier Choi, Seojin; Yoo, Seyeon; Lee, Yongsun; Jo, Yongwoo; Lee, Jeonghyun; Lim, Younghyun; Choi, Jaehyouk 2018 IEEE SYMPOSIUM ON VLSI CIRCUITS, pp.185-186
2018	An External-Capacitor-Less High-PSR Low-Dropout Regulator Using an Adaptive Supply-Ripple Cancellation Technique to the Body-Gate Lim, Younghyun; Lee, Jeonghyun; Park, Suneui; Choi, Jaehyouk 2018 23RD ASIA AND SOUTH PACIFIC DESIGN AUTOMATION CONFERENCE (ASP-DAC), pp.299-300
2018	Injection-Locked Frequency Multiplier with a Continuous Frequency-Tracking Loop for 5G Transceivers Yoo, Seyeon; Choi, Seojin; Kim, Juyeop; Yoon, Heein; Lee, Yongsun; Choi, Jaehyouk 2018 23RD ASIA AND SOUTH PACIFIC DESIGN AUTOMATION CONFERENCE (ASP-DAC), pp.303-304
2018	A Switched-Loop-Filter PLL with Fast Phase-Error Correction Technique Lee, Yongsun; Seong, Taeho; Yoo, Seyeon; Choi, Jaehyouk 2018 23RD ASIA AND SOUTH PACIFIC DESIGN AUTOMATION CONFERENCE (ASP-DAC), pp.307-308
2018	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 Seong, Taeho; Lee, Yongsun; Yoo, Seyeon; Choi, Jaehyouk 2018 IEEE INTERNATIONAL SOLID-STATE CIRCUITS CONFERENCE - (ISSCC), pp.396-+
2018	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 Lim, Younghyun; Lee, Jeonghyun; Lee, Yongsun; Yoo, Seyeon; Choi, Jaehyouk ESSCIRC 2018 - IEEE 44TH EUROPEAN SOLID STATE CIRCUITS CONFERENCE (ESSCIRC), pp.210-213
2018	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 Yoon, Heein; Kim, Juyeop; Park, Suneui; Lim, Younghyun; Lee, Yongsun; Bang, Jooeun; Lim, Kyoohyun; Choi, Jaehyouk 2018 IEEE INTERNATIONAL SOLID-STATE CIRCUITS CONFERENCE - (ISSCC), pp.366-+
2018-02	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 Yoo, Seyeon; Choi, Seojin; Kim, Juyeop; Yoon, Heein; Lee, Yongsun; Choi, Jaehyouk IEEE JOURNAL OF SOLID-STATE CIRCUITS, Vol.53 No.2, pp.375-388	DOI
2018-03	Linearly frequency-tunable and low-phase noise ring VCO using varactors with optimally-spaced bias voltages Lee, J.; Choi, S.; Cho, Y.; Choi, J. ELECTRONICS LETTERS, Vol.54 No.6, pp.342-343	DOI
2018-04	A Low-Jitter and Low-Reference-Spur Ring-VCO-Based Switched-Loop Filter PLL Using a Fast Phase-Error Correction Technique Lee, Yongsun; Seong, Taeho; Yoo, Seyeon; Choi, Jaehyouk IEEE JOURNAL OF SOLID-STATE CIRCUITS, Vol.53 No.4, pp.1192-1202	DOI
2018-04	A Theoretically Sound Approach to Analog Circuit Sizing Lim, Eunji; Choi, Jaehyouk; Kim, Youngmin JOURNAL OF SEMICONDUCTOR TECHNOLOGY AND SCIENCE, Vol.18 No.2, pp.200-210	DOI
2018-07	A 65-nm CMOS 2 x 2 MIMO Multi-Band LTE RF Transceiver for Small Cell Base Stations Lim, Kyoohyun; Lee, Sanghoon; Lee, Yongha; Moon, Byeongmoo; Shin, Hwahyeong; Kang, Kisub; Kim, Seungbeom; Lee, Jinhyeok; Lee, Hyungsuk; Shim, Hyunchul; Sung, Chulhoon; Park, Kumyoung; Lee, Garam; Kim, Minjung; Park, Seokyeong; Jung, Hyosun; Lim, Younghyun; Song, Changhun; Seong, Jaehyeon; Cho, Heechang; Choi, Jaehyouk; Lee, Jongryul; Han, Sangwoo IEEE JOURNAL OF SOLID-STATE CIRCUITS, Vol.53 No.7, pp.1960-1976	DOI
2018-09	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 Lim, Younghyun; Lee, Jeonghyun; Park, Suneui; Jo, Yongwoo; Choi, Jaehyouk IEEE JOURNAL OF SOLID-STATE CIRCUITS, Vol.53 No.9, pp.2675-2685	DOI
2019	A 0.5V-V<sub>IN</sub>, 0.29ps-Transient-FOM, and Sub-2mV-Accuracy Adaptive-Sampling Digital LDO Using Single-VCO-Based Edge-Racing Time Quantizer Lee, Jeonghyun; Bang, Jooeun; Lim, Younghyun; Choi, Jaehyouk 2019 SYMPOSIUM ON VLSI CIRCUITS, pp.C130-C131
2019	A 140fs<sub>rms</sub>-Jitter and-72dBc-Reference-Spur Ring-VCO-Based Injection-Locked Clock Multiplier Using a Background Triple-Point Frequency/Phase/Slope Calibrator Yoo, Seyeon; Choi, Seojin; Lee, Yongsun; Seong, Taeho; Lim, Younghyun; Choi, Jaehyouk 2019 IEEE INTERNATIONAL SOLID-STATE CIRCUITS CONFERENCE (ISSCC), Vol.62, pp.490-+
2019	A 76fs<sub>rms</sub> 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 Kim, Juyeop; Yoon, Heein; Lim, Younghyun; Lee, Yongsun; Cho, Yoonseo; Seong, Taeho; Choi, Jaehyouk Digest of Technical Papers - IEEE International Solid-State Circuits Conference, Vol.62, pp.258-+
2019-04	An Ultra-Low-Jitter 22.8-GHz Ring-<i>LC</i>-Hybrid Injection-Locked Clock Multiplier With a Multiplication Factor of 114 Choi, Seojin; Yoo, Seyeon; Lee, Yongsun; Jo, Yongwoo; Lee, Jeonghyun; Lim, Younghyun; Choi, Jaehyouk IEEE JOURNAL OF SOLID-STATE CIRCUITS, Vol.54 No.4, pp.927-936	DOI
2019-06	A Low-Jitter Injection-Locked Multi-Frequency Generator Using Digitally Controlled Oscillators and Time-Interleaved Calibration Yoon, Heein; Park, Suneui; Choi, Jaehyouk IEEE JOURNAL OF SOLID-STATE CIRCUITS, Vol.54 No.6, pp.1564-1574	DOI
2019-08	A 0.1-1.5-GHz Wide Harmonic-Locking-Free Delay-Locked Loop Using an Exponential DAC Park, Suneui; Kim, Juyeop; Hwang, Chanwoong; Park, Hangi; Yoo, Seyeon; Seong, Taeho; Choi, Jaehyouk IEEE MICROWAVE AND WIRELESS COMPONENTS LETTERS, Vol.29 No.8, pp.548-550	DOI
2019-09	A 320-fs RMS Jitter and-75-dBc Reference-Spur Ring-DCO-Based Digital PLL Using an Optimal-Threshold TDC Seong, Taeho; Lee, Yongsun; Yoo, Seyeon; Choi, Jaehyouk IEEE JOURNAL OF SOLID-STATE CIRCUITS, Vol.54 No.9, pp.2501-2512	DOI
2019-12	An Ultra-Low-Jitter, mmW-Band Frequency Synthesizer Based on Digital Subsampling PLL Using Optimally Spaced Voltage Comparators Kim, Juyeop; Lim, Younghyun; Yoon, Heein; Lee, Yongsun; Park, Hangi; Cho, Yoonseo; Seong, Taeho; Choi, Jaehyouk IEEE JOURNAL OF SOLID-STATE CIRCUITS, Vol.54 No.12, pp.3466-3477	DOI

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