Shoji Kawahito

161 papers B 3C 4Misc 1Journal 84Unranked 69

Year	Rank	Type	Title / Venue / Authors
2025	—	`conf`	High-Fidelity Scene Response Reconstruction For Flash Lidar Using Charge-Domain Time-Compressive Tof Image Sensor. ICIPW Daisuke Hayashi, Michitaka Yoshida, Nobukazu Teranishi, Keita Yasutomi, Shoji Kawahito, Hajime Nagahara, Keiichiro Kagawa
2025	J	`jnl`	Performance evaluation of blood pressure estimation using an RGB-NIR camera. Artif. Life Robotics Sae Kawasaki, Masaya Kinefuchi, Yuta Hino, Atsushi Kobayashi, Shoji Kawahito, Masato Takahashi, Norimichi Tsumura
2024	—	`conf`	Simulation Methods for Lock-In Pixels Considering Gating Driver's Response. IEEE SENSORS Ryosuke Suzuki, Keita Yasutomi, Keiichiro Kagawa, Shoji Kawahito
2024	—	`conf`	Single-Shot Efficient Depth Imaging Based on Time-Compressive CMOS Image Sensor. IEEE SENSORS Michitaka Yoshida, Daisuke Hayashi, De Xing Lioe, Keita Yasutomi, Shoji Kawahito, Keiichiro Kagawa, Hajime Nagahara
2023	J	`jnl`	A Hybrid ToF Image Sensor for Long-Range 3D Depth Measurement Under High Ambient Light Conditions. IEEE J. Solid State Circuits Kunihiro Hatakeyama, Yu Okubo, Tomohiro Nakagome, Masahiro Makino, Hiroshi Takashima, Takahiro Akutsu, Takehide Sawamoto, Masanori Nagase, Tatsuo Noguchi, Shoji Kawahito
2023	J	`jnl`	A Time-of-Flight Image Sensor Using 8-Tap P-N Junction Demodulator Pixels. Sensors Ryosuke Miyazawa, Yuya Shirakawa, Kamel Mars, Keita Yasutomi, Keiichiro Kagawa, Satoshi Aoyama, Shoji Kawahito
2023	J	`jnl`	An SOI-Based Lock-in Pixel with a Shallow Buried Channel for Reducing Parasitic Light Sensitivity and Improving Modulation Contrast. IEICE Trans. Electron. Tatsuya Kobayashi, Keita Yasutomi, Naoki Takada, Shoji Kawahito
2023	J	`jnl`	Depth Quality Improvement with a 607 MHz Time-Compressive Computational Pseudo-dToF CMOS Image Sensor. Sensors Anh Ngoc Pham, Thoriq Ibrahim, Keita Yasutomi, Shoji Kawahito, Hajime Nagahara, Keiichiro Kagawa
2022	—	`conf`	A 38µm Range Precision Time-of-Flight CMOS Range Line Imager with Gating Driver Jitter Reduction Using Charge-Injection Pseudo Photocurrent Reference. ISSCC Keita Yasutomi, Tatsuki Furuhashi, Koki Sagawa, Taishi Takasawa, Keiichiro Kagawa, Shoji Kawahito
2022	J	`jnl`	A Dual-Mode 303-Megaframes-per-Second Charge-Domain Time-Compressive Computational CMOS Image Sensor. Sensors Keiichiro Kagawa, Masaya Horio, Anh Ngoc Pham, Thoriq Ibrahim, Shin-ichiro Okihara, Tatsuki Furuhashi, Taishi Takasawa, Keita Yasutomi, Shoji Kawahito, Hajime Nagahara
2022	—	`conf`	A Hybrid Indirect ToF Image Sensor for Long-Range 3D Depth Measurement under High Ambient Light Conditions. VLSI Technology and Circuits Kunihiro Hatakeyama, Yu Okubo, Tomohiro Nakagome, Masahiro Makino, Hiroshi Takashima, Takahiro Akutsu, Takehide Sawamoto, Masanori Nagase, Tatsuo Noguchi, Shoji Kawahito
2022	J	`jnl`	Development of a Current Injection - Type Impedance Measurement System for Monitoring Soil Water Content and Ion Concentration. Sensors Ryuki Shigemasu, Yuki Teraoka, Satoshi Ota, Harutoyo Hirano, Keita Yasutomi, Shoji Kawahito, Masato Futagawa
2022	J	`jnl`	Lock-in Pixel Based Time-of-Flight Range Imagers: An Overview. IEICE Trans. Electron. Keita Yasutomi, Shoji Kawahito
2022	J	`jnl`	Resolving Multi-Path Interference in Compressive Time-of-Flight Depth Imaging with a Multi-Tap Macro-Pixel Computational CMOS Image Sensor. Sensors Masaya Horio, Yu Feng, Tomoya Kokado, Taishi Takasawa, Keita Yasutomi, Shoji Kawahito, Takashi Komuro, Hajime Nagahara, Keiichiro Kagawa
2021	J	`jnl`	Correction to: Transmission of correct gaze direction in video conferencing using screen-embedded cameras. Multim. Tools Appl. Kazuki Kobayashi, Takashi Komuro, Keiichiro Kagawa, Shoji Kawahito
2021	J	`jnl`	High-Linearity High-Resolution Time-of-Flight Linear-Array Digital Image Sensor Using Time-Domain Feedback. Sensors Juyeong Kim, Keita Yasutomi, Keiichiro Kagawa, Shoji Kawahito
2021	J	`jnl`	Transmission of correct gaze direction in video conferencing using screen-embedded cameras. Multim. Tools Appl. Kazuki Kobayashi, Takashi Komuro, Keiichiro Kagawa, Shoji Kawahito
2020	J	`jnl`	A Time-of-Flight Range Sensor Using Four-Tap Lock-In Pixels with High near Infrared Sensitivity for LiDAR Applications. Sensors Sanggwon Lee, Keita Yasutomi, Masato Morita, Hodaka Kawanishi, Shoji Kawahito
2020	J	`jnl`	An 8-Tap CMOS Lock-In Pixel Image Sensor for Short-Pulse Time-of-Flight Measurements. Sensors Yuya Shirakawa, Keita Yasutomi, Keiichiro Kagawa, Satoshi Aoyama, Shoji Kawahito
2020	—	`conf`	Noise Reduction Effect of Folding-integration ADC in an 8K Image Sensor driven at Various Frame Rates. IEEE SENSORS Kohei Tomioka, Toshio Yasue, Ryohei Funatsu, Kodai Kikuchi, Tomoki Matsubara, Takayuki Yamashita, Shoji Kawahito
2020	—	`conf`	Palm-Controlled Pointing Interface Using a Dynamic Photometric Stereo Camera. HCI (48) Yoshio Matsuda, Takashi Komuro, Takuya Yoda, Hajime Nagahara, Shoji Kawahito, Keiichiro Kagawa
2020	—	`conf`	Simulfocus imaging: quasi-simultaneous multi-focus imaging using Lock-in Pixel imager and TAG lens. SIGGRAPH Emerging Technologies Hiromasa Oku, Kazuki Yamato, Yusuke Tanaka, Keita Yasutomi, Shoji Kawahito
2020	Misc	`conf`	Single-Shot Real-Time Multiple-Path Time-of-Flight Depth Imaging for Multi-Aperture and Macro-Pixel Sensors. ICASSP Miguel Heredia Conde, Keiichiro Kagawa, Tomoya Kokado, Shoji Kawahito, Otmar Loffeld
2019	J	`jnl`	A Sub-100 $\mu$ m-Range-Resolution Time-of-Flight Range Image Sensor With Three-Tap Lock-In Pixels, Non-Overlapping Gate Clock, and Reference Plane Sampling. IEEE J. Solid State Circuits Keita Yasutomi, Yushi Okura, Keiichiro Kagawa, Shoji Kawahito
2019	J	`jnl`	A Time-Resolved NIR Lock-In Pixel CMOS Image Sensor With Background Cancelling Capability for Remote Heart Rate Detection. IEEE J. Solid State Circuits Chen Cao, Yuya Shirakawa, Leyi Tan, Min-Woong Seo, Keiichiro Kagawa, Keita Yasutomi, Sung-Wook Jun, Tomohiko Kosugi, Satoshi Aoyama, Nobukazu Teranishi, Norimichi Tsumura, Shoji Kawahito
2019	J	`jnl`	A Wide Dynamic Range CMOS Image Sensor with a Charge Splitting Gate and Two Storage Diodes. Sensors Minho Lee, Min-Woong Seo, Juyeong Kim, Keita Yasutomi, Keiichiro Kagawa, Jang-Kyoo Shin, Shoji Kawahito
2019	—	`conf`	Noise suppression effect of folding-integration applied to a column-parallel 3-stage pipeline ADC in a 2.1 μm 33-megapixel CMOS image sensor. IMSE Kohei Tomioka, Toshio Yasue, Ryohei Funatsu, Tomoki Matsubara, Tomohiko Kosugi, Sung-Wook Jun, Takashi Watanabe, Masanori Nagase, Toshiaki Kitajima, Satoshi Aoyama, Shoji Kawahito
2019	J	`jnl`	Noncontact heart rate measurement using a high-sensitivity camera in a low-light environment. Artif. Life Robotics Genki Okada, Ryota Mitsuhashi, Keiichiro Kagawa, Shoji Kawahito, Norimichi Tsumura
2019	J	`jnl`	Plasmonic Color Filter Array with High Color Purity for CMOS Image Sensors. Sensors Atsutaka Miyamichi, Atsushi Ono, Keiichiro Kagawa, Keita Yasutomi, Shoji Kawahito
2018	—	`conf`	A 33Mpixel CMOS imager with multi-functional 3-stage pipeline ADC for 480fps high-speed mode and 120fps low-noise mode. ISSCC Toshio Yasue, Kohei Tomioka, Ryohei Funatsu, Tomohiro Nakamura, Takahiro Yamasaki, Hiroshi Shimamoto, Tomohiko Kosugi, Sung-Wook Jun, Takashi Watanabe, Masanori Nagase, Toshiaki Kitajima, Satoshi Aoyama, Shoji Kawahito
2018	—	`conf`	A Distance Measurement Method Using A Time-of-Flight CMOS Range Image Sensor with 4-Tap Output Pixels and Multiple Time-Windows. IMSE Kohei Yamada, Komazawa Akihito, Taishi Takasawa, Keita Yasutomi, Keiichiro Kagawa, Shoji Kawahito
2018	J	`jnl`	A Low-Noise X-ray Astronomical Silicon-On-Insulator Pixel Detector Using a Pinned Depleted Diode Structure. Sensors Hiroki Kamehama, Shoji Kawahito, Sumeet Shrestha, Syunta Nakanishi, Keita Yasutomi, Ayaki Takeda, Takeshi Go Tsuru, Yasuo Arai
2018	J	`jnl`	A Silicon-on-Insulator-Based Dual-Gain Charge-Sensitive Pixel Detector for Low-Noise X-ray Imaging for Future Astronomical Satellite Missions. Sensors Sumeet Shrestha, Shoji Kawahito, Hiroki Kamehama, Syunta Nakanishi, Keita Yasutomi, Keiichiro Kagawa, Nobukazu Teranishi, Ayaki Takeda, Takeshi Go Tsuru, Ikuo Kurachi, Yasuo Arai
2018	J	`jnl`	A Time-Resolved Four-Tap Lock-In Pixel CMOS Image Sensor for Real-Time Fluorescence Lifetime Imaging Microscopy. IEEE J. Solid State Circuits Min-Woong Seo, Yuya Shirakawa, Yoshimasa Kawata, Keiichiro Kagawa, Keita Yasutomi, Shoji Kawahito
2018	—	`conf`	A Two-Tap NIR Lock-in Pixel CMOS Image Sensor with Background Light Cancelling Capability for Non-Contact Heart Rate Detection. VLSI Circuits Chen Cao, Yuya Shirakawa, Leyi Tan, Min-Woong Seo, Keiichiro Kagawa, Keita Yasutomi, Tomohiko Kosugi, Satoshi Aoyama, Nobukazu Teranishi, Norimichi Tsumura, Shoji Kawahito
2018	J	`jnl`	Column-Parallel ADCs for CMOS Image Sensors and Their FoM-Based Evaluations. IEICE Trans. Electron. Shoji Kawahito
2018	—	`conf`	Dual-Band Infrared Video-Based Measurement Using Pulse Wave Maps to Analyze Heart Rate Variability. CIC Ryota Mitsuhashi, Keiichiro Kagawa, Shoji Kawahito, Chawan Koopipat, Norimichi Tsumura
2018	J	`jnl`	Multi-Aperture-Based Probabilistic Noise Reduction of Random Telegraph Signal Noise and Photon Shot Noise in Semi-Photon-Counting Complementary-Metal-Oxide-Semiconductor Image Sensor. Sensors Haruki Ishida, Keiichiro Kagawa, Takashi Komuro, Bo Zhang, Min-Woong Seo, Taishi Takasawa, Keita Yasutomi, Shoji Kawahito
2018	J	`jnl`	Noncontact pulse wave detection by two-band infrared video-based measurement on face without visible lighting. Artif. Life Robotics Ryota Mitsuhashi, Genki Okada, Koki Kurita, Keiichiro Kagawa, Shoji Kawahito, Chawan Koopipat, Norimichi Tsumura
2018	J	`jnl`	The Dynamic Photometric Stereo Method Using a Multi-Tap CMOS Image Sensor. Sensors Takuya Yoda, Hajime Nagahara, Rin-Ichiro Taniguchi, Keiichiro Kagawa, Keita Yasutomi, Shoji Kawahito
2017	—	`conf`	4.3 A programmable sub-nanosecond time-gated 4-tap lock-in pixel CMOS image sensor for real-time fluorescence lifetime imaging microscopy. ISSCC Min-Woong Seo, Yuya Shirakawa, Yuriko Masuda, Yoshimasa Kawata, Keiichiro Kagawa, Keita Yasutomi, Shoji Kawahito
2017	—	`conf`	4.8 A 0.44e ISSCC Min-Woong Seo, Tongxi Wang, Sung-Wook Jun, Tomoyuki Akahori, Shoji Kawahito
2017	J	`jnl`	A 19-bit column-parallel folding-integration/cyclic cascaded ADC with a pre-charging technique for CMOS image sensors. IEICE Electron. Express Tongxi Wang, Min-Woong Seo, Keita Yasutomi, Shoji Kawahito
2017	J	`jnl`	A 7 ke-SD-FWC 1.2 e-RMS Temporal Random Noise 128×256 Time-Resolved CMOS Image Sensor With Two In-Pixel SDs for Biomedical Applications. IEEE Trans. Biomed. Circuits Syst. Min-Woong Seo, Shoji Kawahito
2017	—	`conf`	A Lateral Electric Field charge Modulator with Bipolar-gates for Time-resolved Imaging. IMSE Yuki Morikawa, Keita Yasutomi, Shoma Imanishi, Taishi Takasawa, Keiichiro Kagawa, Nobukazu Teranishi, Shoji Kawahito
2017	B	`conf`	A gaze-preserving group video conference system using screen-embedded cameras. VRST Kazuki Kobayashi, Takashi Komuro, Bo Zhang, Keiichiro Kagawa, Shoji Kawahito
2017	—	`conf`	Development of a two-tap time-resolved CMOS lock-in pixel image sensor with high charge storability and low temporal noise. BioCAS Min-Woong Seo, Shoji Kawahito
2017	J	`jnl`	Label-Free Biomedical Imaging Using High-Speed Lock-In Pixel Sensor for Stimulated Raman Scattering. Sensors Kamel Mars, Xing Lioe De, Shoji Kawahito, Keita Yasutomi, Keiichiro Kagawa, Takahiro Yamada, Mamoru Hashimoto
2017	—	`conf`	Noncontact heart rate measurement using high sensitivity camera in low light environment. CIC Genki Okada, Keiichiro Kagawa, Shoji Kawahito, Norimichi Tsumura
2017	—	`conf`	RTS and photon shot noise reduction based on maximum likelihood estimate with multi-aperture optics and semi-photon-counting-level CMOS image sensors. IMSE Haruki Ishida, Keiichiro Kagawa, Min-Woong Seo, Takashi Komuro, Bo Zhang, Taishi Takasawa, Keita Yasutomi, Shoji Kawahito
2017	—	`conf`	Two-Band Infrared Video-Based Measurement for Non-Contact Pulse Wave Detection on Face without Visible Lighting. CIC Ryota Mitsuhashi, Genki Okada, Koki Kurita, Keiichiro Kagawa, Shoji Kawahito, Chawan Koopipat, Norimichi Tsumura
2016	—	`conf`	6.9 A 1.1µm 33Mpixel 240fps 3D-stacked CMOS image sensor with 3-stage cyclic-based analog-to-digital converters. ISSCC Toshiki Arai, Toshio Yasue, Kazuya Kitamura, Hiroshi Shimamoto, Tomohiko Kosugi, Sung-Wook Jun, Satoshi Aoyama, Ming-Chieh Hsu, Yuichiro Yamashita, Hirofumi Sumi, Shoji Kawahito
2016	J	`jnl`	A 10 ps Time-Resolution CMOS Image Sensor With Two-Tap True-CDS Lock-In Pixels for Fluorescence Lifetime Imaging. IEEE J. Solid State Circuits Min-Woong Seo, Keiichiro Kagawa, Keita Yasutomi, Yoshimasa Kawata, Nobukazu Teranishi, Zhuo Li, Izhal Abdul Halin, Shoji Kawahito
2016	J	`jnl`	A Stimulated Raman Scattering CMOS Pixel Using a High-Speed Charge Modulator and Lock-in Amplifier. Sensors Xing Lioe De, Kamel Mars, Shoji Kawahito, Keita Yasutomi, Keiichiro Kagawa, Takahiro Yamada, Mamoru Hashimoto
2016	—	`conf`	A Time-of-Flight CMOS Range Image Sensor Using 4-Tap Output Pixels with Lateral-Electric-Field Control. IMSE Taichi Kasigao, Sang-Man Han, Hanh Trang, Taishi Takasawa, Satoshi Aoyama, Keita Yasutomi, Keiichiro Kagawa, Shoji Kawahito
2016	—	`conf`	A high time-resolution two-tap CMOS lock-in pixel image sensor for time-resolved measurements and its applications. BioCAS Min-Woong Seo, Yuya Shirakawa, Keiichiro Kagawa, Keita Yasutomi, Yoshimasa Kawata, Nobukazu Teranishi, Shoji Kawahito
2016	—	`conf`	A variable-threshold voltage technique to enhance the linearity of folding-integration/cyclic cascaded ADCs. I2MTC Tongxi Wang, Shoji Kawahito
2016	J	`jnl`	Design of a Sub-Picosecond Jitter with Adjustable-Range CMOS Delay-Locked Loop for High-Speed and Low-Power Applications. Sensors Bilal I. Abdulrazzaq, Omar J. Ibrahim, Shoji Kawahito, Roslina Mohd Sidek, Suhaidi Shafie, Nurul Amziah Md Yunus, Lini Lee, Izhal Abdul Halin
2016	—	`conf`	Design, implementation and evaluation of a TOF range image sensor using multi-tap lock-in pixels with cascaded charge draining and modulating gates. IMSE Hanh Trang, Taichi Kasugai, Keigo Isobe, Sang-Man Han, Taichi Takasawa, Xing Lioe De, Keita Yasutomi, Keiichiro Kagawa, Shoji Kawahito
2016	B	`conf`	Dynamic photometric stereo method using multi-tap CMOS image sensor. ICPR Takuya Yoda, Hajime Nagahara, Rin-Ichiro Taniguchi, Keiichiro Kagawa, Keita Yasutomi, Shoji Kawahito
2016	J	`jnl`	Noise Reduction Effect of Multiple-Sampling-Based Signal-Readout Circuits for Ultra-Low Noise CMOS Image Sensors. Sensors Shoji Kawahito, Min-Woong Seo
2015	—	`conf`	11.2 A 10.8ps-time-resolution 256×512 image sensor with 2-Tap true-CDS lock-in pixels for fluorescence lifetime imaging. ISSCC Min-Woong Seo, Keiichiro Kagawa, Keita Yasutomi, Taishi Takasawa, Yoshimasa Kawata, Nobukazu Teranishi, Zhuo Li, Izhal Abdul Halin, Shoji Kawahito
2015	—	`conf`	6.4 Single-shot 200Mfps 5×3-aperture compressive CMOS imager. ISSCC Futa Mochizuki, Keiichiro Kagawa, Shin-ichiro Okihara, Min-Woong Seo, Bo Zhang, Taishi Takasawa, Keita Yasutomi, Shoji Kawahito
2015	J	`jnl`	A column-parallel clock skew self-calibration circuit for time-resolved CMOS image sensors. IEICE Electron. Express Lianghua Miao, Keita Yasutomi, Shoma Imanishi, Shoji Kawahito
2015	—	`conf`	A digital calibration technique for folding-integration/cyclic cascaded ADCs. MWSCAS Tongxi Wang, Amin M. R. Khandaker, Keita Yasutomi, Shoji Kawahito
2015	—	`conf`	A high-sensitivity 2x2 multi-aperture color camera based on selective averaging. IMSE Bo Zhang, Keiichiro Kagawa, Taishi Takasawa, Min-Woong Seo, Keita Yasutomi, Shoji Kawahito
2015	—	`conf`	Spectral study of metabolism-based autofluorescence and white-light reflectance for endoscopic tumor imaging. EMBC Masashi Ozaki, Keiichiro Kagawa, Hidenobu Arimoto, Yoko Kominami, Yoji Sanomura, Shigeto Yoshida, Min-Woong Seo, Shoji Kawahito, Shinji Tanaka
2014	—	`conf`	7.4 A 413×240-pixel sub-centimeter resolution Time-of-Flight CMOS image sensor with in-pixel background canceling using lateral-electric-field charge modulators. ISSCC Sang-Man Han, Taishi Takasawa, Tomoyuki Akahori, Keita Yasutomi, Keiichiro Kagawa, Shoji Kawahito
2014	—	`conf`	7.5 A 0.3mm-resolution Time-of-Flight CMOS range imager with column-gating clock-skew calibration. ISSCC Keita Yasutomi, Takahiro Usui, Sang-Man Han, Taishi Takasawa, Keiichiro Kagawa, Shoji Kawahito
2014	—	`conf`	A CMOS time-of-flight range image sensor using draining only modulation structure. IMSE Sang-Man Han, Keita Yasutomi, Keiichiro Kagawa, Shoji Kawahito
2014	—	`conf`	A high fill-factor low dark leakage CMOS image sensor with shared-pixel design. IMSE Min-Woong Seo, Keita Yasutomi, Keiichiro Kagawa, Shoji Kawahito
2014	—	`conf`	A stimulated Raman scattering imager using high-speed lateral electric field modulator and lock-in pixels amplifiers. IMSE Kamel Mars, Beak Guseul, Sang-Man Han, Taishi Takasawa, Keita Yasutomi, Keiichiro Kagawa, Mamoru Hashimoto, Shoji Kawahito
2014	—	`conf`	A time-resolved image sensor for tubeless streak cameras. IMSE Keita Yasutomi, Sang-Man Han, Min-Woong Seo, Taishi Takasawa, Keiichiro Kagawa, Shoji Kawahito
2014	—	`conf`	An indirect time-of-flight measurement technique for sub-mm range resolution using impulse photocurrent response. IMSE Takahiro Usui, Keita Yasutomi, Sang-Man Han, Taishi Takasawa, Keiichiro Kagawa, Shoji Kawahito
2014	—	`conf`	BER characteristic of optical-OFDM using OCI. APCCAS Yuki Goto, Isamu Takai, Takaya Yamazato, Hiraku Okada, Akitoshi Fujii, Shoji Kawahito, Shintaro Arai, Tomohiro Yendo, Koji Kamakura
2014	—	`conf`	Experiment on digital CDS with 33-M pixel 120-fps super hi-vision image sensor. IMSE Jun Yonai, Toshio Yasue, Kazuya Kitamura, Tetsuya Hayashida, Toshihisa Watabe, Hiroshi Shimamoto, Shoji Kawahito
2014	J	`jnl`	Extremely small differential non-linearity in a DMOS capacitor based cyclic ADC for CMOS image sensors. IEICE Electron. Express Zhiheng Wei, Keita Yasutomi, Shoji Kawahito
2014	C	`conf`	Image recognition system using an optical Fourier transform on a dynamically reconfigurable vision architecture. ISCAS Yuki Kamikubo, Minoru Watanabe, Shoji Kawahito
2014	J	`jnl`	Image-sensor-based visible light communication for automotive applications. IEEE Commun. Mag. Takaya Yamazato, Isamu Takai, Hiraku Okada, Toshiaki Fujii, Tomohiro Yendo, Shintaro Arai, Michinori Andoh, Tomohisa Harada, Keita Yasutomi, Keiichiro Kagawa, Shoji Kawahito
2014	—	`conf`	Lock-in pixels readout circuit using a high speed lateral electric field modulator with differential charge accumulation for stimulated Raman scattering imager. NEWCAS Kamel Mars, Ken Egawa, Xing Lioe De, Sang-Man Han, Taishi Takasawa, Keita Yasutomi, Keiichiro Kagawa, Mamoru Hashimoto, Shoji Kawahito
2014	J	`jnl`	RTS Noise and Dark Current White Defects Reduction Using Selective Averaging Based on a Multi-Aperture System. Sensors Bo Zhang, Keiichiro Kagawa, Taishi Takasawa, Min-Woong Seo, Keita Yasutomi, Shoji Kawahito
2013	—	`conf`	A custom CMOS imager for multi-beam laser scanning microscopy and an improvement of scanning speed. Sensors, Cameras, and Systems for Industrial and Scientific Applications Min-Woong Seo, Keiichiro Kagawa, Keita Yasutomi, Shoji Kawahito
2013	—	`conf`	A digital calibration technique for cyclic ADCs using MOS capacitors. I2MTC Zhiheng Wei, Shoji Kawahito
2013	J	`jnl`	Design of a Digitally Error-Corrected Pipeline ADC Using Incomplete Settling of Pre-Charged Residue Amplifiers. IEICE Trans. Electron. Sung-Wook Jun, Lianghua Miao, Keita Yasutomi, Keiichiro Kagawa, Shoji Kawahito
2013	—	`conf`	Dual-band multi-aperture enhanced redox imaging of colonic adenomas for endoscopes with a high-performance CMOS imager. EMBC Yoshimasa Kagawa, Bo Zhang, Min-Woong Seo, Shoji Kawahito, Yoko Kominami, Kenji Yamada, Shigeto Yoshida, Shinji Tanaka
2013	B	`conf`	Image recognition operation on a dynamically reconfigurable vison architecture. FPL Yuki Kamikubo, Minoru Watanabe, Shoji Kawahito
2013	J	`jnl`	RTS noise reduction of CMOS image sensors using amplifier-selection pixels. IEICE Electron. Express Mohd Amrallah Mustafa, Min-Woong Seo, Shoji Kawahito, Keita Yasutomi, Keiichiro Kagawa
2013	—	`conf`	Session 27 overview: Image sensors. ISSCC Robert Johansson, Shoji Kawahito
2012	—	`conf`	A 33Mpixel 120fps CMOS image sensor using 12b column-parallel pipelined cyclic ADCs. ISSCC Toshihisa Watabe, Kazuya Kitamura, Takehide Sawamoto, Tomohiko Kosugi, Tomoyuki Akahori, Tetsuya Iida, Keigo Isobe, Takashi Watanabe, Hiroshi Shimamoto, Hiroshi Ohtake, Satoshi Aoyama, Shoji Kawahito, Norifumi Egami
2012	—	`conf`	A CMOS imager using focal-plane pinhole effect for confocal multibeam scanning microscopy. Sensors, Cameras, and Systems for Industrial and Scientific Applications Min-Woong Seo, An Wang, Zhuo Li, Keita Yasutomi, Keiichiro Kagawa, Shoji Kawahito
2012	J	`jnl`	A Low-Noise High Intrascene Dynamic Range CMOS Image Sensor With a 13 to 19b Variable-Resolution Column-Parallel Folding-Integration/Cyclic ADC. IEEE J. Solid State Circuits Min-Woong Seo, Sungho Suh, Tetsuya Iida, Taishi Takasawa, Keigo Isobe, Takashi Watanabe, Shinya Itoh, Keita Yasutomi, Shoji Kawahito
2012	J	`jnl`	A distributed ramp signal generator of column-parallel single-slope ADCs for CMOS image sensors. IEICE Electron. Express Kaita Imai, Keita Yasutomi, Keiichiro Kagawa, Shoji Kawahito
2012	J	`jnl`	A single-ended CMOS chopper amplifier for 1/f noise reduction of n-channel MOS transistors. IEICE Electron. Express Kamel Mars, Shoji Kawahito
2012	—	`conf`	Gray-level image recognition on a dynamically reconfigurable vision architecture. SoCC Yuki Kamikubo, Minoru Watanabe, Shoji Kawahito
2012	J	`jnl`	Response-Time Acceleration of a Frontend Amplifier for High Output Impedance Sensors. IEICE Trans. Electron. Kamel Mars, Shoji Kawahito
2012	—	`conf`	Variable field-of-view visible and near-infrared polarization compound-eye endoscope. EMBC Keiichiro Kagawa, Rui Shogenji, Eiji Tanaka, Kenji Yamada, Shoji Kawahito, Jun Tanida
2011	—	`conf`	A CMOS image sensor with draining only modulation pixels for fluorescence lifetime imaging. Sensors, Cameras, and Systems for Industrial, Scientific, and Consumer Applications Zhuo Li, Keita Yasutomi, Taishi Takasawa, Shinya Itoh, Shoji Kawahito
2011	—	`conf`	An 80μVrms-temporal-noise 82dB-dynamic-range CMOS Image Sensor with a 13-to-19b variable-resolution column-parallel folding-integration/cyclic ADC. ISSCC Min-Woong Seo, Sungho Suh, Tetsuya Iida, Hiroshi Watanabe, Taishi Takasawa, Tomoyuki Akahori, Keigo Isobe, Takashi Watanabe, Shinya Itoh, Shoji Kawahito
2011	J	`jnl`	Design and Implementation of A CMOS Light Pulse Receiver Cell Array for Spatial Optical Communications. Sensors M. Shakowat Zaman Sarker, Shinya Itoh, Moeta Hamai, Isamu Takai, Michinori Andoh, Keita Yasutomi, Shoji Kawahito
2011	J	`jnl`	Foreword. IEICE Trans. Electron. Shoji Kawahito
2011	J	`jnl`	Selection of amplifier for optimized charge transfer in active pixel CMOS time of flight (TOF) image sensors. IEICE Electron. Express Izhal Abdul Halin, Amad ud Din, Ishaq b. Aris, Maryam bt. Mohd Isa, Suhaidi Shafie, Shoji Kawahito
2010	—	`conf`	A 2.7e- temporal noise 99.7% shutter efficiency 92dB dynamic range CMOS image sensor with dual global shutter pixels. ISSCC Keita Yasutomi, Shinya Itoh, Shoji Kawahito
2010	—	`conf`	A CMOS image sensor for 10Mb/s 70m-range LED-based spatial optical communication. ISSCC Shinya Itoh, Isamu Takai, M. Shakowat Zaman Sarker, Moeta Hamai, Keita Yasutomi, Michinori Andoh, Shoji Kawahito
2010	J	`jnl`	Column-Parallel Correlated Multiple Sampling Circuits for CMOS Image Sensors and Their Noise Reduction Effects. Sensors Sungho Suh, Shinya Itoh, Satoshi Aoyama, Shoji Kawahito
2010	J	`jnl`	Empirical Verification of Range Resolution for a TOF Range Image Sensor with Periodical Charge Draining Operation under Influence of Ambient Light. Inf. Media Technol. Tomonari Sawada, Kana Ito, Shoji Kawahito
2010	—	`conf`	High-speed image sensor technologies. ISSCC Johannes Solhusvik, Jung-Chak Ahn, Jan T. Bosiers, Boyd Fowler, Makoto Ikeda, Shoji Kawahito, Jerry Lin, Dan McGrath, Katsu Nakamura, Jun Ohta, Ramchan Woo
2010	—	`conf`	Low-noise readout circuits with a response time acceleration technique for high output impedance sensors. APCCAS Kamel Mars, Shoji Kawahito
2009	J	`jnl`	A Dynamic Range Expansion Technique Using Dual Charge Storage in a CMOS APS and Multiple Exposures for Reduced Motion Blur. Inf. Media Technol. Suhaidi Shafie, Shoji Kawahito, Hyung-June Yoon, Shinya Itoh
2009	J	`jnl`	Non-Linearity in Wide Dynamic Range CMOS Image Sensors Utilizing a Partial Charge Transfer Technique. Sensors Suhaidi Shafie, Shoji Kawahito, Izhal Abdul Halin, Wan Zuha Wan Hasan
2008	—	`conf`	A 15b power-efficient pipeline A/D converter using non-slewing closed-loop amplifiers. CICC Shoji Kawahito, Kazutaka Honda, Zheng Liu, Keita Yasutomi, Shinya Itoh
2008	—	`conf`	A CMOS Image Sensor Integrating Column-Parallel Cyclic ADCs with On-Chip Digital Error Correction Circuits. ISSCC Shoji Kawahito, Jong-Ho Park, Keigo Isobe, Suhaidi Shafie, T. Lida, Takashi Mizota
2008	J	`jnl`	An offset compensated class-AB sample-and-hold amplifier using two sampling capacitors. IEICE Electron. Express Masayuki Uno, Shoji Kawahito
2008	J	`jnl`	Techniques for Digitally Assisted Pipeline A/D Converters. IEICE Trans. Electron. Shoji Kawahito
2007	J	`jnl`	A Digital-Calibration Technique for Redundant Radix-4 Pipelined Analog-to-Digital Converters. IEEE Trans. Instrum. Meas. Masanori Furuta, Shoji Kawahito, Daisuke Miyazaki
2007	—	`conf`	A High-Speed CMOS Image Sensor with On-chip Parallel Image Compression Circuits. CICC Yukinari Nishikawa, Shoji Kawahito, Masanori Furuta, Toshihiro Tamura
2007	J	`jnl`	A High-Speed, High-Sensitivity Digital CMOS Image Sensor With a Global Shutter and 12-bit Column-Parallel Cyclic A/D Converters. IEEE J. Solid State Circuits Masanori Furuta, Yukinari Nishikawa, Toru Inoue, Shoji Kawahito
2007	J	`jnl`	A Low-Power Low-Voltage 10-bit 100-MSample/s Pipeline A/D Converter Using Capacitance Coupling Techniques. IEEE J. Solid State Circuits Kazutaka Honda, Masanori Furuta, Shoji Kawahito
2007	J	`jnl`	A Wide Dynamic Range CMOS Image Sensor with Improved 12-bit Column Parallel Cyclic ADCs. Inf. Media Technol. Jong-Ho Park, Shoji Kawahito, Masanori Furuta, Masaaki Sasaki, Yasuo Wakamori, Mitsuhito Mase, Yukihiro Ohta
2007	J	`jnl`	A low-power transmitter design for inductive data link with class-F switching operation. IEICE Electron. Express Shinya Itoh, Shoji Kawahito
2007	J	`jnl`	CMOS Imaging Devices for New Markets of Vision Systems. IEICE Trans. Electron. Shoji Kawahito
2007	J	`jnl`	Design of Parallel Image Compression Circuits for High-speed CMOS Image Sensors. Inf. Media Technol. Yukinari Nishikawa, Shoji Kawahito, Masanori Furuta, Toshihiro Tamura
2007	—	`conf`	Signal Processing Architectures for Low-Noise High-Resolution CMOS Image Sensors. CICC Shoji Kawahito
2006	C	`conf`	A 1V 10b 125MSample/s A/D Converter Using Cascade Amp-Sharing and Capacitance Coupling Techniues. ISCAS Kazutaka Honda, Masanori Furuta, Shoji Kawahito
2006	C	`conf`	A 2.6mW 2fps QVGA CMOS one-chip wireless camera with digital image transmission function for capsule endoscopes. ISCAS Shinya Itoh, Shoji Kawahito, S. Terakawa
2006	—	`conf`	A QVGA-size CMOS time-of-flight range image sensor with background light charge draining structure. Three-Dimensional Image Capture and Applications Takeo Ushinaga, Izhal Abdul Halin, Tomonari Sawada, Shoji Kawahito, Mitsuru Homma, Yasunari Maeda
2006	J	`jnl`	An On-Sensor Bit-Serial Column-Parallel Processing Architecture for High-Speed Discrete Fourier Transform. IEEE Trans. Circuits Syst. II Express Briefs Tatsuya Eki, Shoji Kawahito, Yoshiaki Tadokoro
2006	C	`conf`	Circuit and Device Technologies for CMOS functional Image Sensors. VLSI-SoC Shoji Kawahito
2006	J	`jnl`	Design of a Small-Offset 12-Bit CMOS DAC Using Weighted Mean Sample-and-Hold Circuit. IEICE Trans. Electron. Masayuki Uno, Shoji Kawahito
2006	—	`conf`	Low-Power Design of Pipeline A/D Converters. CICC Shoji Kawahito
2006	J	`jnl`	Sensor array characteristics of MOS Hall-plates and the comparison with split-drain MAGFETs. IEICE Electron. Express Kazuhiro Nakano, Toru Takahashi, Shoji Kawahito
2006	J	`jnl`	Simultaneous Compensation of RC Mismatch and Clock Skew in Time-Interleaved S/H Circuits. IEICE Trans. Electron. Zheng Liu, Masanori Furuta, Shoji Kawahito
2005	—	`conf`	A cyclic A/D converter with pixel noise and column-wise offset canceling for CMOS image sensors. ESSCIRC Masanori Furuta, Shoji Kawahito, Toru Inoue, Yukinari Nishikawa
2005	J	`jnl`	A high-sensitivity CMOS image sensor with gain-adaptive column amplifiers. IEEE J. Solid State Circuits Masaki Sakakibara, Shoji Kawahito, Dwi Handoko, Nobuo Nakamura, Hiroki Satoh, Mizuho Higashi, Keiji Mabuchi, Hirofumi Sumi
2005	J	`jnl`	A new active pixel structure with a pinned photodiode for wide dynamic range image sensors. IEICE Electron. Express Jong-Ho Park, Shoji Kawahito, Yasuo Wakamori
2005	J	`jnl`	A wide dynamic range CMOS image sensor with multiple exposure-time signal outputs and 12-bit column-parallel cyclic A/D converters. IEEE J. Solid State Circuits Mitsuhito Mase, Shoji Kawahito, Masaaki Sasaki, Yasuo Wakamori, Masanori Furuta
2005	J	`jnl`	Angle Detection Methods for a CMOS Smart Rotary Encoder. J. Robotics Mechatronics Kazuhiro Nakano, Toru Takahashi, Shoji Kawahito
2005	J	`jnl`	Effectiveness of a correlated multiple sampling differential averager for reducing 1/f noise. IEICE Electron. Express Nobuhiro Kawai, Shoji Kawahito
2005	J	`jnl`	Low-Power Design of High-Speed A/D Converters. IEICE Trans. Electron. Shoji Kawahito, Kazutaka Honda, Masanori Furuta, Nobuhiro Kawai, Daisuke Miyazaki
2005	J	`jnl`	Special Section on Papers Selected from AP-ASIC 2004. IEICE Trans. Electron. Hiroto Yasuura, Shoji Kawahito
2004	—	`conf`	Active pixel circuits for CMOS time-of-flight range image sensors. Three-Dimensional Image Capture and Applications Shoji Kawahito, Izhal Abdul Halin
2003	J	`jnl`	A 10-b 30-MS/s low-power pipelined CMOS A/D converter using a pseudodifferential architecture. IEEE J. Solid State Circuits Daisuke Miyazaki, Shoji Kawahito, Masanori Furuta
2003	—	`conf`	A 75mW 10bit 120MSample/s parallel pipeline ADC. ESSCIRC Daisuke Miyazaki, Masanori Furuta, Shoji Kawahito
2003	—	`conf`	A digitally skew correctable multi-phase clock generator using a master-slave DLL. ISCAS (1) Atsushi Suzuki, Shoji Kawahito, Daisuke Miyazaki, Masanori Furuta
2003	J	`jnl`	A weak magnetic field measurement system using micro-fluxgate sensors and delta-sigma interface. IEEE Trans. Instrum. Meas. Shoji Kawahito, Ales Cerman, K. Aramaki, Yoshiaki Tadokoro
2002	J	`jnl`	Low-power motion vector estimation using iterative search block-matching methods and a high-speed non-destructive CMOS image sensor. IEEE Trans. Circuits Syst. Video Technol. Dwi Handoko, Shoji Kawahito, Yoshiaki Tadokoro, Akira Matsuzawa
2001	—	`conf`	A bit-serial column parallel processing architecture for on-sensor discrete Fourier transform. ISCAS (4) Shoji Kawahito, Tatsuya Eki, Yoshiaki Tadokoro
2000	J	`jnl`	A CMOS Image Sensor with Non-Destructive High-Speed Imaging Mode and Its Applications. J. Robotics Mechatronics Dwi Handoko, Shoji Kawahito, Minoru Kumahara, Nobuhiro Kawai, Yoshiaki Tadokoro, Akira Matsuzawa
1998	—	`conf`	A CMOS Smart Image Sensor LSI for Focal-Plane Compression. ASP-DAC Shoji Kawahito, Makoto Yoshida, Masaaki Sasaki, Daisuke Miyazaki, Yoshiaki Tadokoro, Kenji Murata, Shiro Doushou, Akira Matsuzawa
1998	—	`conf`	CMOS Image Sensors with Video Compression. ASP-DAC Shoji Kawahito, Yoshiaki Tadokoro, Akira Matsuzawa
1997	J	`jnl`	A CMOS image sensor with analog two-dimensional DCT-based compression circuits for one-chip cameras. IEEE J. Solid State Circuits Shoji Kawahito, Makoto Yoshida, Masaaki Sasaki, Keijiro Umehara, Daisuke Miyazaki, Yoshiaki Tadokoro, Kenji Murata, Shiro Doushou, Akira Matsuzawa
1996	J	`jnl`	Author's Reply. IEEE Trans. Computers Shoji Kawahito, Makoto Ishida, Tasuro Nakamura, Michitaka Kameyama, Tatsuo Higuchi
1994	J	`jnl`	A CMOS integrated circuit for multichannel multiple-subject biotelemetry using bidirectional optical transmissions [weightlessness in space effects application]. IEEE Trans. Biomed. Eng. Shoji Kawahito, Susumu Ueda, Maloto Ishida, Tetsuro Nakamura, Shiro Usui, Shunji Nagaoka
1994	J	`jnl`	High-Speed Area-Efficient Multiplier Design Using Multiple-Valued Current-Mode Circuits. IEEE Trans. Computers Shoji Kawahito, Makoto Ishida, Tetsuro Nakamura, Michitaka Kameyama, Tatsuo Higuchi
1992	J	`jnl`	Implementation and design of biosignal optical telemetry system based on enforced synchronization. Syst. Comput. Jpn. Nobuo Karita, Shoji Kawahito, Makoto Ishida, Shiro Usui, Tetsuro Nakamura, Masafumi Nishikado, Shunji Nagaoka
1992	—	`conf`	Parallel Hardware Algorithms with Redundant Number Representations for Multiple-Valued Arithmetic VLSI. ISMVL Shoji Kawahito, Y. Mitsui, Makoto Ishida, Tetsuro Nakamura
1991	—	`conf`	Multiple-Valued Current-Mode Arithmetic Circuits Based on Redundant Positive-Digit Number Representations. ISMVL Shoji Kawahito, K. Mizuno, Tasuro Nakamura
1990	J	`jnl`	Multiple-valued radix-2 signed-digit arithmetic circuits for high-performance VLSI systems. IEEE J. Solid State Circuits Shoji Kawahito, Michitaka Kameyama, Tatsuo Higuchi
1989	J	`jnl`	Bi-directional current-mode basic circuits for the multilevel signed-digit arithmetic and their evaluation. Syst. Comput. Jpn. Michitaka Kameyama, Shoji Kawahito, Tatsuo Higuchi
1988	J	`jnl`	A 32*32-bit multiplier using multiple-valued MOS current-mode circuits. IEEE J. Solid State Circuits Shoji Kawahito, Michitaka Kameyama, Tatsuo Higuchi, Haruyasu Yamada
1988	J	`jnl`	A Multiplier Chip with Multiple-Valued Bidirectional Current-Mode Logic Circuits. Computer Michitaka Kameyama, Shoji Kawahito, Tatsuo Higuchi
1987	J	`jnl`	Design of VLSI-oriented radix-4 signed-digit arithmetic circuits using multiple-valued logic. Syst. Comput. Jpn. Shoji Kawahito, Michitaka Kameyama, Tatsuo Higuchi