A Digital-Domain Calibration of Split-Capacitor DAC for a Differential SAR ADC Without Additional Analog Circuits
Um, Ji-Yong, Kim, Yoon-Jee, Song, Eun-Woo, Sim, Jae-Yoon, Park, Hong-June
Published in IEEE transactions on circuits and systems. I, Regular papers (01.11.2013)
Published in IEEE transactions on circuits and systems. I, Regular papers (01.11.2013)
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Journal Article
A Single-Chip 64-Channel Ultrasound RX-Beamformer Including Analog Front-End and an LUT for Non-Uniform ADC-Sample-Clock Generation
Kim, Yoon-Jee, Cho, Sung-Eun, Um, Ji-Yong, Chae, Min-Kyun, Bang, Jihoon, Song, Jongkeun, Jeon, Taeho, Kim, Byungsub, Sim, Jae-Yoon, Park, Hong-June
Published in IEEE transactions on biomedical circuits and systems (01.02.2017)
Published in IEEE transactions on biomedical circuits and systems (01.02.2017)
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Journal Article
An Analog-Digital Hybrid RX Beamformer Chip With Non-Uniform Sampling for Ultrasound Medical Imaging With 2D CMUT Array
Um, Ji-Yong, Kim, Yoon-Jee, Cho, Seong-Eun, Chae, Min-Kyun, Song, Jongkeun, Kim, Baehyung, Lee, Seunghun, Bang, Jihoon, Kim, Youngil, Cho, Kyungil, Kim, Byungsub, Sim, Jae-Yoon, Park, Hong-June
Published in IEEE transactions on biomedical circuits and systems (01.12.2014)
Published in IEEE transactions on biomedical circuits and systems (01.12.2014)
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Journal Article
A Single-Chip 32-Channel Analog Beamformer With 4-ns Delay Resolution and 768-ns Maximum Delay Range for Ultrasound Medical Imaging With a Linear Array Transducer
Um, Ji-Yong, Kim, Yoon-Jee, Cho, Seong-Eun, Chae, Min-Kyun, Kim, Byungsub, Sim, Jae-Yoon, Park, Hong-June
Published in IEEE transactions on biomedical circuits and systems (01.02.2015)
Published in IEEE transactions on biomedical circuits and systems (01.02.2015)
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Journal Article
Human glioblastoma arises from subventricular zone cells with low-level driver mutations
Lee, Joo Ho, Lee, Jeong Eun, Kahng, Jee Ye, Kim, Se Hoon, Park, Jun Sung, Yoon, Seon Jin, Um, Ji-Yong, Kim, Woo Kyeong, Lee, June-Koo, Park, Junseong, Kim, Eui Hyun, Lee, Ji-Hyun, Lee, Joon-Hyuk, Chung, Won-Suk, Ju, Young Seok, Park, Sung-Hong, Chang, Jong Hee, Kang, Seok-Gu, Lee, Jeong Ho
Published in Nature (London) (01.08.2018)
Published in Nature (London) (01.08.2018)
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Journal Article
Switchable preamplifier for dual modal photoacoustic and ultrasound imaging
Yoo, Jinhee, Oh, Donghyeon, Kim, Chulhong, Kim, Hyung Ham, Um, Ji-Yong
Published in Biomedical optics express (01.01.2023)
Published in Biomedical optics express (01.01.2023)
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Journal Article
24.8 An analog-digital-hybrid single-chip RX beamformer with non-uniform sampling for 2D-CMUT ultrasound imaging to achieve wide dynamic range of delay and small chip area
Ji-Yong Um, Eun-Woo Song, Yoon-Jee Kim, Seong-Eun Cho, Min-Kyun Chae, Jongkeun Song, Baehyung Kim, Seunghun Lee, Jihoon Bang, Youngil Kim, Kyungil Cho, Byungsub Kim, Jae-Yoon Sim, Hong-June Park
Published in 2014 IEEE International Solid-State Circuits Conference Digest of Technical Papers (ISSCC) (01.02.2014)
Published in 2014 IEEE International Solid-State Circuits Conference Digest of Technical Papers (ISSCC) (01.02.2014)
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Conference Proceeding