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2020 – today
- 2023
[j73]Kunihiro Hatakeyama
, Yu Okubo, Tomohiro Nakagome, Masahiro Makino, Hiroshi Takashima, Takahiro Akutsu, Takehide Sawamoto, Masanori Nagase, Tatsuo Noguchi, Shoji Kawahito:
A Hybrid ToF Image Sensor for Long-Range 3D Depth Measurement Under High Ambient Light Conditions. IEEE J. Solid State Circuits 58(4): 983-992 (2023)- 2022
- [j72]Keita Yasutomi, Shoji Kawahito:
Lock-in Pixel Based Time-of-Flight Range Imagers: An Overview. IEICE Trans. Electron. 105-C(7): 301-315 (2022) - [j71]Keiichiro Kagawa, Masaya Horio, Anh Ngoc Pham, Thoriq Ibrahim, Shin-ichiro Okihara, Tatsuki Furuhashi, Taishi Takasawa, Keita Yasutomi, Shoji Kawahito, Hajime Nagahara:
A Dual-Mode 303-Megaframes-per-Second Charge-Domain Time-Compressive Computational CMOS Image Sensor. Sensors 22(5): 1953 (2022) - [j70]Masaya Horio, Yu Feng, Tomoya Kokado, Taishi Takasawa, Keita Yasutomi, Shoji Kawahito, Takashi Komuro, Hajime Nagahara, Keiichiro Kagawa:
Resolving Multi-Path Interference in Compressive Time-of-Flight Depth Imaging with a Multi-Tap Macro-Pixel Computational CMOS Image Sensor. Sensors 22(7): 2442 (2022) - [j69]Ryuki Shigemasu, Yuki Teraoka, Satoshi Ota, Harutoyo Hirano, Keita Yasutomi, Shoji Kawahito, Masato Futagawa:
Development of a Current Injection - Type Impedance Measurement System for Monitoring Soil Water Content and Ion Concentration. Sensors 22(9): 3509 (2022) - [c54]Keita Yasutomi, Tatsuki Furuhashi, Koki Sagawa, Taishi Takasawa, Keiichiro Kagawa, Shoji Kawahito:
A 38µm Range Precision Time-of-Flight CMOS Range Line Imager with Gating Driver Jitter Reduction Using Charge-Injection Pseudo Photocurrent Reference. ISSCC 2022: 100-102 - [c53]Kunihiro Hatakeyama, Yu Okubo, Tomohiro Nakagome, Masahiro Makino, Hiroshi Takashima, Takahiro Akutsu, Takehide Sawamoto, Masanori Nagase, Tatsuo Noguchi, Shoji Kawahito:
A Hybrid Indirect ToF Image Sensor for Long-Range 3D Depth Measurement under High Ambient Light Conditions. VLSI Technology and Circuits 2022: 46-47 - 2021
- [j68]Kazuki Kobayashi, Takashi Komuro, Keiichiro Kagawa, Shoji Kawahito:
Transmission of correct gaze direction in video conferencing using screen-embedded cameras. Multim. Tools Appl. 80(21): 31509-31526 (2021) - [j67]Kazuki Kobayashi, Takashi Komuro, Keiichiro Kagawa, Shoji Kawahito:
Correction to: Transmission of correct gaze direction in video conferencing using screen-embedded cameras. Multim. Tools Appl. 80(21): 31527 (2021) - [j66]Juyeong Kim, Keita Yasutomi, Keiichiro Kagawa, Shoji Kawahito:
High-Linearity High-Resolution Time-of-Flight Linear-Array Digital Image Sensor Using Time-Domain Feedback. Sensors 21(2): 454 (2021) - 2020
- [j65]Sanggwon Lee, Keita Yasutomi, Masato Morita, Hodaka Kawanishi, Shoji Kawahito:
A Time-of-Flight Range Sensor Using Four-Tap Lock-In Pixels with High near Infrared Sensitivity for LiDAR Applications. Sensors 20(1): 116 (2020) - [j64]Yuya Shirakawa, Keita Yasutomi, Keiichiro Kagawa, Satoshi Aoyama, Shoji Kawahito:
An 8-Tap CMOS Lock-In Pixel Image Sensor for Short-Pulse Time-of-Flight Measurements. Sensors 20(4): 1040 (2020) - [c52]Yoshio Matsuda, Takashi Komuro, Takuya Yoda, Hajime Nagahara, Shoji Kawahito, Keiichiro Kagawa:
Palm-Controlled Pointing Interface Using a Dynamic Photometric Stereo Camera. HCI (48) 2020: 142-147 - [c51]Miguel Heredia Conde, Keiichiro Kagawa, Tomoya Kokado, Shoji Kawahito, Otmar Loffeld:
Single-Shot Real-Time Multiple-Path Time-of-Flight Depth Imaging for Multi-Aperture and Macro-Pixel Sensors. ICASSP 2020: 1469-1473 - [c50]Kohei Tomioka, Toshio Yasue, Ryohei Funatsu, Kodai Kikuchi, Tomoki Matsubara, Takayuki Yamashita, Shoji Kawahito:
Noise Reduction Effect of Folding-integration ADC in an 8K Image Sensor driven at Various Frame Rates. IEEE SENSORS 2020: 1-4 - [c49]Hiromasa Oku, Kazuki Yamato, Yusuke Tanaka, Keita Yasutomi, Shoji Kawahito:
Simulfocus imaging: quasi-simultaneous multi-focus imaging using Lock-in Pixel imager and TAG lens. SIGGRAPH Emerging Technologies 2020: 18:1-18:2
2010 – 2019
- 2019
- [j63]Genki Okada, Ryota Mitsuhashi, Keiichiro Kagawa, Shoji Kawahito, Norimichi Tsumura:
Noncontact heart rate measurement using a high-sensitivity camera in a low-light environment. Artif. Life Robotics 24(1): 6-11 (2019) - [j62]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:
A Time-Resolved NIR Lock-In Pixel CMOS Image Sensor With Background Cancelling Capability for Remote Heart Rate Detection. IEEE J. Solid State Circuits 54(4): 978-991 (2019) - [j61]Keita Yasutomi, Yushi Okura, Keiichiro Kagawa, Shoji Kawahito:
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 54(8): 2291-2303 (2019) - [j60]Atsutaka Miyamichi, Atsushi Ono, Keiichiro Kagawa, Keita Yasutomi, Shoji Kawahito:
Plasmonic Color Filter Array with High Color Purity for CMOS Image Sensors. Sensors 19(8): 1750 (2019) - [j59]Minho Lee, Min-Woong Seo, Juyeong Kim, Keita Yasutomi, Keiichiro Kagawa, Jang-Kyoo Shin, Shoji Kawahito:
A Wide Dynamic Range CMOS Image Sensor with a Charge Splitting Gate and Two Storage Diodes. Sensors 19(13): 2904 (2019) - 2018
- [j58]Ryota Mitsuhashi, Genki Okada, Koki Kurita, Keiichiro Kagawa, Shoji Kawahito, Chawan Koopipat, Norimichi Tsumura:
Noncontact pulse wave detection by two-band infrared video-based measurement on face without visible lighting. Artif. Life Robotics 23(3): 345-352 (2018) - [j57]Shoji Kawahito:
Column-Parallel ADCs for CMOS Image Sensors and Their FoM-Based Evaluations. IEICE Trans. Electron. 101-C(7): 444-456 (2018) - [j56]Min-Woong Seo, Yuya Shirakawa, Yoshimasa Kawata, Keiichiro Kagawa, Keita Yasutomi, Shoji Kawahito:
A Time-Resolved Four-Tap Lock-In Pixel CMOS Image Sensor for Real-Time Fluorescence Lifetime Imaging Microscopy. IEEE J. Solid State Circuits 53(8): 2319-2330 (2018) - [j55]Hiroki Kamehama, Shoji Kawahito, Sumeet Shrestha, Syunta Nakanishi, Keita Yasutomi, Ayaki Takeda, Takeshi Go Tsuru, Yasuo Arai:
A Low-Noise X-ray Astronomical Silicon-On-Insulator Pixel Detector Using a Pinned Depleted Diode Structure. Sensors 18(1): 27 (2018) - [j54]Takuya Yoda, Hajime Nagahara, Rin-Ichiro Taniguchi, Keiichiro Kagawa, Keita Yasutomi, Shoji Kawahito:
The Dynamic Photometric Stereo Method Using a Multi-Tap CMOS Image Sensor. Sensors 18(3): 786 (2018) - [j53]Haruki Ishida, Keiichiro Kagawa, Takashi Komuro, Bo Zhang, Min-Woong Seo, Taishi Takasawa, Keita Yasutomi, Shoji Kawahito:
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 18(4): 977 (2018) - [j52]Sumeet Shrestha, Shoji Kawahito, Hiroki Kamehama, Syunta Nakanishi, Keita Yasutomi, Keiichiro Kagawa, Nobukazu Teranishi, Ayaki Takeda, Takeshi Go Tsuru, Ikuo Kurachi, Yasuo Arai:
A Silicon-on-Insulator-Based Dual-Gain Charge-Sensitive Pixel Detector for Low-Noise X-ray Imaging for Future Astronomical Satellite Missions. Sensors 18(6): 1789 (2018) - [c48]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:
A 33Mpixel CMOS imager with multi-functional 3-stage pipeline ADC for 480fps high-speed mode and 120fps low-noise mode. ISSCC 2018: 90-92 - [c47]Chen Cao, Yuya Shirakawa, Leyi Tan, Min-Woong Seo, Keiichiro Kagawa, Keita Yasutomi, Tomohiko Kosugi, Satoshi Aoyama, Nobukazu Teranishi, Norimichi Tsumura, Shoji Kawahito:
A Two-Tap NIR Lock-in Pixel CMOS Image Sensor with Background Light Cancelling Capability for Non-Contact Heart Rate Detection. VLSI Circuits 2018: 75-76 - 2017
- [j51]Tongxi Wang, Min-Woong Seo, Keita Yasutomi, Shoji Kawahito:
A 19-bit column-parallel folding-integration/cyclic cascaded ADC with a pre-charging technique for CMOS image sensors. IEICE Electron. Express 14(2): 20161199 (2017) - [j50]Kamel Mars, Lioe De Xing, Shoji Kawahito, Keita Yasutomi, Keiichiro Kagawa, Takahiro Yamada, Mamoru Hashimoto:
Label-Free Biomedical Imaging Using High-Speed Lock-In Pixel Sensor for Stimulated Raman Scattering. Sensors 17(11): 2581 (2017) - [j49]Min-Woong Seo, Shoji Kawahito:
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. 11(6): 1335-1343 (2017) - [c46]Min-Woong Seo, Shoji Kawahito:
Development of a two-tap time-resolved CMOS lock-in pixel image sensor with high charge storability and low temporal noise. BioCAS 2017: 1-4 - [c45]Min-Woong Seo, Yuya Shirakawa, Yuriko Masuda, Yoshimasa Kawata, Keiichiro Kagawa, Keita Yasutomi, Shoji Kawahito:
4.3 A programmable sub-nanosecond time-gated 4-tap lock-in pixel CMOS image sensor for real-time fluorescence lifetime imaging microscopy. ISSCC 2017: 70-71 - [c44]Min-Woong Seo, Tongxi Wang, Sung-Wook Jun, Tomoyuki Akahori, Shoji Kawahito:
4.8 A 0.44e-rms read-noise 32fps 0.5Mpixel high-sensitivity RG-less-pixel CMOS image sensor using bootstrapping reset. ISSCC 2017: 80-81 - [c43]Kazuki Kobayashi, Takashi Komuro, Bo Zhang, Keiichiro Kagawa, Shoji Kawahito:
A gaze-preserving group video conference system using screen-embedded cameras. VRST 2017: 82:1-82:2 - 2016
- [j48]Min-Woong Seo, Keiichiro Kagawa, Keita Yasutomi, Yoshimasa Kawata, Nobukazu Teranishi, Zhuo Li, Izhal Abdul Halin, Shoji Kawahito:
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 51(1): 141-154 (2016) - [j47]Lioe De Xing, Kamel Mars, Shoji Kawahito, Keita Yasutomi, Keiichiro Kagawa, Takahiro Yamada, Mamoru Hashimoto:
A Stimulated Raman Scattering CMOS Pixel Using a High-Speed Charge Modulator and Lock-in Amplifier. Sensors 16(4): 532 (2016) - [j46]Bilal I. Abdulrazzaq, Omar J. Ibrahim, Shoji Kawahito, Roslina Mohd Sidek, Suhaidi Shafie, Nurul Amziah Md Yunus, Lini Lee, Izhal Abdul Halin:
Design of a Sub-Picosecond Jitter with Adjustable-Range CMOS Delay-Locked Loop for High-Speed and Low-Power Applications. Sensors 16(10): 1593 (2016) - [j45]Shoji Kawahito, Min-Woong Seo:
Noise Reduction Effect of Multiple-Sampling-Based Signal-Readout Circuits for Ultra-Low Noise CMOS Image Sensors. Sensors 16(11): 1867 (2016) - [c42]Min-Woong Seo, Yuya Shirakawa, Keiichiro Kagawa, Keita Yasutomi, Yoshimasa Kawata, Nobukazu Teranishi, Shoji Kawahito:
A high time-resolution two-tap CMOS lock-in pixel image sensor for time-resolved measurements and its applications. BioCAS 2016: 460-463 - [c41]Tongxi Wang, Shoji Kawahito:
A variable-threshold voltage technique to enhance the linearity of folding-integration/cyclic cascaded ADCs. I2MTC 2016: 1-5 - [c40]Takuya Yoda, Hajime Nagahara, Rin-Ichiro Taniguchi, Keiichiro Kagawa, Keita Yasutomi, Shoji Kawahito:
Dynamic photometric stereo method using multi-tap CMOS image sensor. ICPR 2016: 2356-2361 - [c39]Toshiki Arai, Toshio Yasue, Kazuya Kitamura, Hiroshi Shimamoto, Tomohiko Kosugi, Sung-Wook Jun, Satoshi Aoyama, Ming-Chieh Hsu, Yuichiro Yamashita, Hirofumi Sumi, Shoji Kawahito:
6.9 A 1.1µm 33Mpixel 240fps 3D-stacked CMOS image sensor with 3-stage cyclic-based analog-to-digital converters. ISSCC 2016: 126-128 - 2015
- [j44]Lianghua Miao, Keita Yasutomi, Shoma Imanishi, Shoji Kawahito:
A column-parallel clock skew self-calibration circuit for time-resolved CMOS image sensors. IEICE Electron. Express 12(24): 20150911 (2015) - [c38]Masashi Ozaki, Keiichiro Kagawa, Hidenobu Arimoto, Yoko Kominami, Yoji Sanomura, Shigeto Yoshida, Min-Woong Seo, Shoji Kawahito, Shinji Tanaka:
Spectral study of metabolism-based autofluorescence and white-light reflectance for endoscopic tumor imaging. EMBC 2015: 5879-5883 - [c37]Futa Mochizuki, Keiichiro Kagawa, Shin-ichiro Okihara, Min-Woong Seo, Bo Zhang, Taishi Takasawa, Keita Yasutomi, Shoji Kawahito:
6.4 Single-shot 200Mfps 5×3-aperture compressive CMOS imager. ISSCC 2015: 1-3 - [c36]Min-Woong Seo, Keiichiro Kagawa, Keita Yasutomi, Taishi Takasawa, Yoshimasa Kawata, Nobukazu Teranishi, Zhuo Li, Izhal Abdul Halin, Shoji Kawahito:
11.2 A 10.8ps-time-resolution 256×512 image sensor with 2-Tap true-CDS lock-in pixels for fluorescence lifetime imaging. ISSCC 2015: 1-3 - [c35]Tongxi Wang, Amin M. R. Khandaker, Keita Yasutomi, Shoji Kawahito:
A digital calibration technique for folding-integration/cyclic cascaded ADCs. MWSCAS 2015: 1-4 - 2014
- [j43]Takaya Yamazato, Isamu Takai, Hiraku Okada, Toshiaki Fujii, Tomohiro Yendo, Shintaro Arai, Michinori Andoh, Tomohisa Harada, Keita Yasutomi, Keiichiro Kagawa, Shoji Kawahito:
Image-sensor-based visible light communication for automotive applications. IEEE Commun. Mag. 52(7): 88-97 (2014) - [j42]Zhiheng Wei, Keita Yasutomi, Shoji Kawahito:
Extremely small differential non-linearity in a DMOS capacitor based cyclic ADC for CMOS image sensors. IEICE Electron. Express 11(20): 20140893 (2014) - [j41]Bo Zhang, Keiichiro Kagawa, Taishi Takasawa, Min-Woong Seo, Keita Yasutomi, Shoji Kawahito:
RTS Noise and Dark Current White Defects Reduction Using Selective Averaging Based on a Multi-Aperture System. Sensors 14(1): 1528-1543 (2014) - [c34]Yuki Goto, Isamu Takai, Takaya Yamazato, Hiraku Okada, Akitoshi Fujii, Shoji Kawahito, Shintaro Arai, Tomohiro Yendo, Koji Kamakura:
BER characteristic of optical-OFDM using OCI. APCCAS 2014: 328-331 - [c33]Yuki Kamikubo, Minoru Watanabe, Shoji Kawahito:
Image recognition system using an optical Fourier transform on a dynamically reconfigurable vision architecture. ISCAS 2014: 1528-1531 - [c32]Han Sang Man, Taishi Takasawa, Tomoyuki Akahori, Keita Yasutomi, Keiichiro Kagawa, Shoji Kawahito:
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 2014: 130-131 - [c31]Keita Yasutomi, Takahiro Usui, Han Sang Man, Taishi Takasawa, Keiichiro Kagawa, Shoji Kawahito:
7.5 A 0.3mm-resolution Time-of-Flight CMOS range imager with column-gating clock-skew calibration. ISSCC 2014: 132-133 - [c30]Kamel Mars, Ken Egawa, Lioe De Xing, Han Sang Man, Taishi Takasawa, Keita Yasutomi, Keiichiro Kagawa, Mamoru Hashimoto, Shoji Kawahito:
Lock-in pixels readout circuit using a high speed lateral electric field modulator with differential charge accumulation for stimulated Raman scattering imager. NEWCAS 2014: 249-252 - 2013
- [j40]Mohd Amrallah Mustafa, Min-Woong Seo, Shoji Kawahito, Keita Yasutomi, Keiichiro Kagawa:
RTS noise reduction of CMOS image sensors using amplifier-selection pixels. IEICE Electron. Express 10(15): 20130299 (2013) - [j39]Sung-Wook Jun, Lianghua Miao, Keita Yasutomi, Keiichiro Kagawa, Shoji Kawahito:
Design of a Digitally Error-Corrected Pipeline ADC Using Incomplete Settling of Pre-Charged Residue Amplifiers. IEICE Trans. Electron. 96-C(6): 828-837 (2013) - [c29]Yoshimasa Kagawa, Bo Zhang, Min-Woong Seo, Shoji Kawahito, Yoko Kominami, Kenji Yamada, Shigeto Yoshida, Shinji Tanaka:
Dual-band multi-aperture enhanced redox imaging of colonic adenomas for endoscopes with a high-performance CMOS imager. EMBC 2013: 1414-1417 - [c28]Yuki Kamikubo, Minoru Watanabe, Shoji Kawahito:
Image recognition operation on a dynamically reconfigurable vison architecture. FPL 2013: 1-4 - [c27]Zhiheng Wei, Shoji Kawahito:
A digital calibration technique for cyclic ADCs using MOS capacitors. I2MTC 2013: 1222-1226 - [c26]Robert Johansson, Shoji Kawahito:
Session 27 overview: Image sensors. ISSCC 2013: 476-477 - 2012
- [j38]Kamel Mars, Shoji Kawahito:
A single-ended CMOS chopper amplifier for 1/f noise reduction of n-channel MOS transistors. IEICE Electron. Express 9(2): 98-103 (2012) - [j37]Kaita Imai, Keita Yasutomi, Keiichiro Kagawa, Shoji Kawahito:
A distributed ramp signal generator of column-parallel single-slope ADCs for CMOS image sensors. IEICE Electron. Express 9(24): 1893-1899 (2012) - [j36]Kamel Mars, Shoji Kawahito:
Response-Time Acceleration of a Frontend Amplifier for High Output Impedance Sensors. IEICE Trans. Electron. 95-C(9): 1543-1548 (2012) - [j35]Min-Woong Seo, Sungho Suh, Tetsuya Iida, Taishi Takasawa, Keigo Isobe, Takashi Watanabe, Shinya Itoh, Keita Yasutomi, Shoji Kawahito:
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 47(1): 272-283 (2012) - [c25]Keiichiro Kagawa, Rui Shogenji, Eiji Tanaka, Kenji Yamada, Shoji Kawahito, Jun Tanida:
Variable field-of-view visible and near-infrared polarization compound-eye endoscope. EMBC 2012: 3720-3723 - [c24]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:
A 33Mpixel 120fps CMOS image sensor using 12b column-parallel pipelined cyclic ADCs. ISSCC 2012: 388-390 - [c23]Yuki Kamikubo, Minoru Watanabe, Shoji Kawahito:
Gray-level image recognition on a dynamically reconfigurable vision architecture. SoCC 2012: 61-65 - 2011
- [j34]Izhal Abdul Halin, Amad ud Din, Ishaq b. Aris, Maryam bt. Mohd Isa, Suhaidi Shafie, Shoji Kawahito:
Selection of amplifier for optimized charge transfer in active pixel CMOS time of flight (TOF) image sensors. IEICE Electron. Express 8(22): 1913-1919 (2011) - [j33]Shoji Kawahito:
Foreword. IEICE Trans. Electron. 94-C(6): 921-922 (2011) - [j32]M. Shakowat Zaman Sarker, Shinya Itoh, Moeta Hamai, Isamu Takai, Michinori Andoh, Keita Yasutomi, Shoji Kawahito:
Design and Implementation of A CMOS Light Pulse Receiver Cell Array for Spatial Optical Communications. Sensors 11(2): 2056-2076 (2011) - [c22]Min-Woong Seo, Sungho Suh, Tetsuya Iida, Hiroshi Watanabe, Taishi Takasawa, Tomoyuki Akahori, Keigo Isobe, Takashi Watanabe, Shinya Itoh, Shoji Kawahito:
An 80μVrms-temporal-noise 82dB-dynamic-range CMOS Image Sensor with a 13-to-19b variable-resolution column-parallel folding-integration/cyclic ADC. ISSCC 2011: 400-402 - 2010
- [j31]Sungho Suh, Shinya Itoh, Satoshi Aoyama, Shoji Kawahito:
Column-Parallel Correlated Multiple Sampling Circuits for CMOS Image Sensors and Their Noise Reduction Effects. Sensors 10(10): 9139-9154 (2010) - [c21]Kamel Mars, Shoji Kawahito:
Low-noise readout circuits with a response time acceleration technique for high output impedance sensors. APCCAS 2010: 1159-1162 - [c20]Keita Yasutomi, Shinya Itoh, Shoji Kawahito:
A 2.7e- temporal noise 99.7% shutter efficiency 92dB dynamic range CMOS image sensor with dual global shutter pixels. ISSCC 2010: 398-399 - [c19]Shinya Itoh, Isamu Takai, M. Shakowat Zaman Sarker, Moeta Hamai, Keita Yasutomi, Michinori Andoh, Shoji Kawahito:
A CMOS image sensor for 10Mb/s 70m-range LED-based spatial optical communication. ISSCC 2010: 402-403 - [c18]Johannes Solhusvik, Jung-Chak Ahn, Jan T. Bosiers, Boyd Fowler, Makoto Ikeda, Shoji Kawahito, Jerry Lin, Dan McGrath, Katsu Nakamura, Jun Ohta, Ramchan Woo:
High-speed image sensor technologies. ISSCC 2010: 516-517
2000 – 2009
- 2009
- [j30]Suhaidi Shafie, Shoji Kawahito, Izhal Abdul Halin, Wan Zuha Wan Hasan:
Non-Linearity in Wide Dynamic Range CMOS Image Sensors Utilizing a Partial Charge Transfer Technique. Sensors 9(12): 9452-9467 (2009) - 2008
- [j29]Masayuki Uno, Shoji Kawahito:
An offset compensated class-AB sample-and-hold amplifier using two sampling capacitors. IEICE Electron. Express 5(22): 962-966 (2008) - [j28]Shoji Kawahito:
Techniques for Digitally Assisted Pipeline A/D Converters. IEICE Trans. Electron. 91-C(6): 829-836 (2008) - [c17]Shoji Kawahito, Kazutaka Honda, Zheng Liu, Keita Yasutomi, Shinya Itoh:
A 15b power-efficient pipeline A/D converter using non-slewing closed-loop amplifiers. CICC 2008: 117-120 - [c16]Shoji Kawahito, Jong-Ho Park, Keigo Isobe, Suhaidi Shafie, T. Lida, Takashi Mizota:
A CMOS Image Sensor Integrating Column-Parallel Cyclic ADCs with On-Chip Digital Error Correction Circuits. ISSCC 2008: 56-57 - 2007
- [j27]Shinya Itoh, Shoji Kawahito:
A low-power transmitter design for inductive data link with class-F switching operation. IEICE Electron. Express 4(2): 42-47 (2007) - [j26]Shoji Kawahito:
CMOS Imaging Devices for New Markets of Vision Systems. IEICE Trans. Electron. 90-C(10): 1858-1868 (2007) - [j25]Kazutaka Honda, Masanori Furuta, Shoji Kawahito:
A Low-Power Low-Voltage 10-bit 100-MSample/s Pipeline A/D Converter Using Capacitance Coupling Techniques. IEEE J. Solid State Circuits 42(4): 757-765 (2007) - [j24]Masanori Furuta, Yukinari Nishikawa, Toru Inoue, Shoji Kawahito:
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 42(4): 766-774 (2007) - [j23]Masanori Furuta, Shoji Kawahito, Daisuke Miyazaki:
A Digital-Calibration Technique for Redundant Radix-4 Pipelined Analog-to-Digital Converters. IEEE Trans. Instrum. Meas. 56(6): 2301-2311 (2007) - [c15]Shoji Kawahito:
Signal Processing Architectures for Low-Noise High-Resolution CMOS Image Sensors. CICC 2007: 695-702 - [c14]Yukinari Nishikawa, Shoji Kawahito, Masanori Furuta, Toshihiro Tamura:
A High-Speed CMOS Image Sensor with On-chip Parallel Image Compression Circuits. CICC 2007: 833-836 - 2006
- [j22]Kazuhiro Nakano, Toru Takahashi, Shoji Kawahito:
Sensor array characteristics of MOS Hall-plates and the comparison with split-drain MAGFETs. IEICE Electron. Express 3(13): 328-332 (2006) - [j21]Masayuki Uno, Shoji Kawahito:
Design of a Small-Offset 12-Bit CMOS DAC Using Weighted Mean Sample-and-Hold Circuit. IEICE Trans. Electron. 89-C(6): 702-709 (2006) - [j20]Zheng Liu, Masanori Furuta, Shoji Kawahito:
Simultaneous Compensation of RC Mismatch and Clock Skew in Time-Interleaved S/H Circuits. IEICE Trans. Electron. 89-C(6): 710-716 (2006) - [j19]Tatsuya Eki, Shoji Kawahito, Yoshiaki Tadokoro:
An On-Sensor Bit-Serial Column-Parallel Processing Architecture for High-Speed Discrete Fourier Transform. IEEE Trans. Circuits Syst. II Express Briefs 53-II(8): 642-646 (2006) - [c13]Takeo Ushinaga, Izhal Abdul Halin, Tomonari Sawada, Shoji Kawahito, Mitsuru Homma, Yasunari Maeda:
A QVGA-size CMOS time-of-flight range image sensor with background light charge draining structure. Three-Dimensional Image Capture and Applications 2006: 605604 - [c12]Shoji Kawahito:
Low-Power Design of Pipeline A/D Converters. CICC 2006: 505-512 - [c11]Kazutaka Honda, Masanori Furuta, Shoji Kawahito:
A 1V 10b 125MSample/s A/D Converter Using Cascade Amp-Sharing and Capacitance Coupling Techniues. ISCAS 2006: 1031-1034 - [c10]Shinya Itoh, Shoji Kawahito, S. Terakawa:
A 2.6mW 2fps QVGA CMOS one-chip wireless camera with digital image transmission function for capsule endoscopes. ISCAS 2006 - [c9]Shoji Kawahito:
Circuit and Device Technologies for CMOS functional Image Sensors. VLSI-SoC 2006: 42-47 - 2005
- [j18]Nobuhiro Kawai, Shoji Kawahito:
Effectiveness of a correlated multiple sampling differential averager for reducing 1/f noise. IEICE Electron. Express 2(13): 379-383 (2005) - [j17]Jong-Ho Park, Shoji Kawahito, Yasuo Wakamori:
A new active pixel structure with a pinned photodiode for wide dynamic range image sensors. IEICE Electron. Express 2(18): 482-487 (2005) - [j16]Shoji Kawahito, Kazutaka Honda, Masanori Furuta, Nobuhiro Kawai, Daisuke Miyazaki:
Low-Power Design of High-Speed A/D Converters. IEICE Trans. Electron. 88-C(4): 468-478 (2005) - [j15]Hiroto Yasuura, Shoji Kawahito:
Special Section on Papers Selected from AP-ASIC 2004. IEICE Trans. Electron. 88-C(8): 1704 (2005) - [j14]Kazuhiro Nakano, Toru Takahashi, Shoji Kawahito:
Angle Detection Methods for a CMOS Smart Rotary Encoder. J. Robotics Mechatronics 17(4): 469-474 (2005) - [j13]Masaki Sakakibara, Shoji Kawahito, Dwi Handoko, Nobuo Nakamura, Hiroki Satoh, Mizuho Higashi, Keiji Mabuchi, Hirofumi Sumi:
A high-sensitivity CMOS image sensor with gain-adaptive column amplifiers. IEEE J. Solid State Circuits 40(5): 1147-1156 (2005) - [j12]Mitsuhito Mase, Shoji Kawahito, Masaaki