Kyojin David Choo

Publication Activity (10 Years)

Years Active: 2016-2022
Publications (10 Years): 15

Top Topics

Silicon Dioxide

Fully Integrated

Cmos Image Sensor

Top Venues

IEEE J. Solid State Circuits

IEEE Trans. Circuits Syst. I Regul. Pap.

Publications

Li Xu, Taekwang Jang, Jongyup Lim, Kyojin David Choo, David T. Blaauw, Dennis Sylvester
A 510-pW 32-kHz Crystal Oscillator With High Energy-to-Noise-Ratio Pulse Injection. IEEE J. Solid State Circuits 57 (2) (2022)
Li Xu, Tae-Kwang Jang, Jongyup Lim, Kyojin David Choo, David T. Blaauw, Dennis Sylvester
3.3 A 0.51nW 32kHz Crystal Oscillator Achieving 2ppb Allan Deviation Floor Using High-Energy-to-Noise-Ratio Pulse Injection. ISSCC (2020)
Rohit Rothe, Sechang Oh, Kyojin David Choo, Seokhyeon Jeong, Minchang Cho, Dennis Sylvester, David T. Blaauw
Sample and Average Common-Mode Feedback in a 101 nW Acoustic Amplifier. VLSI Circuits (2020)
Yimai Peng, Kyojin David Choo, Sechang Oh, Inhee Lee, Tae-Kwang Jang, Yejoong Kim, Jongyup Lim, David T. Blaauw, Dennis Sylvester
An Adiabatic Sense and Set Rectifier for Improved Maximum-Power-Point Tracking in Piezoelectric Harvesting with 541% Energy Extraction Gain. ISSCC (2019)
Kyojin David Choo, Li Xu, Yejoong Kim, Ji-Hwan Seol, Xiao Wu, Dennis Sylvester, David T. Blaauw
Energy-Efficient Low-Noise CMOS Image Sensor with Capacitor Array-Assisted Charge-Injection SAR ADC for Motion-Triggered Low-Power IoT Applications. ISSCC (2019)
Kyojin David Choo, Li Xu, Yejoong Kim, Ji-Hwan Seol, Xiao Wu, Dennis Sylvester, David T. Blaauw
Energy-Efficient Motion-Triggered IoT CMOS Image Sensor With Capacitor Array-Assisted Charge-Injection SAR ADC. IEEE J. Solid State Circuits 54 (11) (2019)
Yimai Peng, Kyojin David Choo, Sechang Oh, Inhee Lee, Tae-Kwang Jang, Yejoong Kim, Jongyup Lim, David T. Blaauw, Dennis Sylvester
An Efficient Piezoelectric Energy Harvesting Interface Circuit Using a Sense-and-Set Rectifier. IEEE J. Solid State Circuits 54 (12) (2019)
Tae-Kwang Jang, Jongyup Lim, Kyojin David Choo, Samuel Nason, Jeongsup Lee, Jeongsup Oh, Seokhyeon Jeong, Cynthia A. Chestek, Dennis Sylvester, David T. Blaauw
A 2.2 NEF Neural-Recording Amplifier Using Discrete-Time Parametric Amplification. VLSI Circuits (2018)
Shiming Song, Kyojin David Choo, Thomas Chen, Sunmin Jang, Michael P. Flynn, Zhengya Zhang
A Maximum-Likelihood Sequence Detection Powered ADC-Based Serial Link. IEEE Trans. Circuits Syst. I Regul. Pap. (7) (2018)
Tae-Kwang Jang, Seokhyeon Jeong, Dongsuk Jeon, Kyojin David Choo, Dennis Sylvester, David T. Blaauw
A Noise Reconfigurable All-Digital Phase-Locked Loop Using a Switched Capacitor-Based Frequency-Locked Loop and a Noise Detector. IEEE J. Solid State Circuits 53 (1) (2018)
Xiao Wu, Kyojin David Choo, Yao Shi, Li-Xuan Chuo, Dennis Sylvester, David T. Blaauw
22.6 A fully integrated counter-flow energy reservoir for 70%-efficient peak-power delivery in ultra-low-power systems. ISSCC (2017)
Xiao Wu, Kyojin David Choo, Yao Shi, Li-Xuan Chuo, Dennis Sylvester, David T. Blaauw
A Fully Integrated Counter Flow Energy Reservoir for Peak Power Delivery in Small Form-Factor Sensor Systems. IEEE J. Solid State Circuits 52 (12) (2017)
Dongkwun Kim, Wanyeong Jung, Sechang Oh, Kyojin David Choo, Dennis Sylvester, David T. Blaauw
A start-up boosting circuit with 133× speed gain for 2-transistor voltage reference. CICC (2017)
Tae-Kwang Jang, Seokhyeon Jeong, Dongsuk Jeon, Kyojin David Choo, Dennis Sylvester, David T. Blaauw
8.4 A 2.5ps 0.8-to-3.2GHz bang-bang phase- and frequency-detector-based all-digital PLL with noise self-adjustment. ISSCC (2017)
Kyojin David Choo, John Bell, Michael P. Flynn
27.3 Area-efficient 1GS/s 6b SAR ADC with charge-injection-cell-based DAC. ISSCC (2016)