A True 0.4-V Delta-Sigma Modulator Using a Mixed DDA Integrator Without Clock Boosted Switches von Yoon, Younghyun, Roh, Hyungdong, Roh, Jeongjin

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An Input-Feedforward Multibit Adder-Less \Delta\Sigma Modulator for Ultrasound Imaging Systems von Jung, Youngjae, Roh, Hyungdong, Roh, Jeongjin

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A Bufferless Interface for Single-Ended ECM Sensors von Choi, Youngkil, Roh, Hyungdong, Roh, Jeongjin

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A 0.6-V Delta-Sigma Modulator With Subthreshold-Leakage Suppression Switches von Roh, Hyungdong, Kim, Hyoungjoong, Choi, Youngkil, Roh, Jeongjin, Kim, Yi-Gyeong, Kwon, Jong-Kee

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Class-D Audio Amplifier Using 1-Bit Fourth-Order Delta-Sigma Modulation von Kang, Kyoungsik, Roh, Jeongjin, Choi, Youngkil, Roh, Hyungdong, Nam, Hyunsuk, Lee, Songjun

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A 99-dB DR Fourth-Order Delta-Sigma Modulator for 20-kHz Bandwidth Sensor Applications von Youngkil Choi, Youngkil Choi, Jeongjin Roh, Jeongjin Roh, Hyungdong Roh, Hyungdong Roh, Hyunseok Nam, Hyunseok Nam, Songjun Lee, Songjun Lee

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High-Precision Built-In Phase Noise Measurement Circuit With a Hybrid ΔΣ Time-to-Digital Converter for SoC Clocking Applications von Choi, Jihun, Na, Sangwook, Kim, Hojin, Roh, Hyungdong, Cho, Youngjae, Choi, Michael, Choo, Min-Seong, Roh, Jeongjin

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A 0.9-V 60- \mu} 1-Bit Fourth-Order Delta-Sigma Modulator With 83-dB Dynamic Range von Roh, Jeongjin, Byun, Sanho, Choi, Youngkil, Roh, Hyungdong, Kim, Yi-Gyeong, Kwon, Jong-Kee

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A 0.9-V 60- μW 1-Bit Fourth-Order Delta-Sigma Modulator With 83-dB Dynamic Range von ROH, Jeongjin, BYUN, Sanho, CHOI, Youngkil, ROH, Hyungdong, KIM, Yi-Gyeong, KWON, Jong-Kee

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A 0.6-V 540-nW delta-sigma modulator for biomedical sensors von Yoon, Younghyun, Roh, Hyungdong, Lee, Hyuntae, Roh, Jeongjin

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A 0.8-V 816-nW delta–sigma modulator for low-power biomedical applications von Roh, Hyungdong, Lee, Hyuntae, Choi, Youngkil, Roh, Jeongjin

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A 89-dB DR 457-μW 20-kHz bandwidth delta-sigma modulator with gain-boosting OTAs von Roh, Hyungdong, Choi, Youngkil, Roh, Jeongjin

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A 89-dB DR 457- Delta mW 20-kHz bandwidth delta-sigma modulator with gain-boosting OTAs von Roh, Hyungdong, Choi, Youngkil, Roh, Jeongjin

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Fully synthesised decimation filter for delta-sigma A/D converters von Roh, Hyungdong, Byun, Sanho, Choi, Youngkil, Roh, Jeongjin

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A 99-dB DR Fourth-Order DeltaaSigma Modulator for 20-kHz Bandwidth Sensor Applications von Choi, Youngkil, Roh, Jeongjin, Roh, Hyungdong, Nam, Hyunseok, Lee, Songjun

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A 0.9-V 60-[mu]W 1-Bit Fourth-Order Delta-Sigma Modulator With 83-dB Dynamic Range von Roh, Jeongjin, Byun, Sanho, Choi, Youngkil, Roh, Hyungdong, Kim, Yi-Gyeong, Kwon, Jong-Kee

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A 0.6-V DeltaaSigma Modulator With Subthreshold-Leakage Suppression Switches von Roh, Hyungdong, Kim, Hyoungjoong, Choi, Youngkil, Roh, Jeongjin, Kim, Yi-Gyeong, Kwon, Jong-Kee

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A 290-µW 25-kHz continuous-time delta-sigma modulator for acoustic sensor networks von Youngkil Choi, Hyungjoong Kim, Hyungdong Roh, Jeongjin Roh

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Audio device including jack detector von Roh, Hyungdong, Lee, Jaekeun

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Apparatus and method of detecting audio jack von Roh, Hyungdong, Lee, Jaekeun

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