Shoji Kawahito
Orcid: 0000-0003-4456-5006
According to our database1,
Shoji Kawahito
authored at least 149 papers
between 1987 and 2023.
Collaborative distances:
Collaborative distances:
Awards
IEEE Fellow
IEEE Fellow 2009, "For contributions to sensor interfacing, sensor signal processing and multiple-level signaling".
Timeline
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Bibliography
2023
Depth Quality Improvement with a 607 MHz Time-Compressive Computational Pseudo-dToF CMOS Image Sensor.
Sensors, December, 2023
An SOI-Based Lock-in Pixel with a Shallow Buried Channel for Reducing Parasitic Light Sensitivity and Improving Modulation Contrast.
IEICE Trans. Electron., October, 2023
Sensors, 2023
A Hybrid ToF Image Sensor for Long-Range 3D Depth Measurement Under High Ambient Light Conditions.
IEEE J. Solid State Circuits, 2023
2022
Development of a Current Injection - Type Impedance Measurement System for Monitoring Soil Water Content and Ion Concentration.
Sensors, 2022
A Dual-Mode 303-Megaframes-per-Second Charge-Domain Time-Compressive Computational CMOS Image Sensor.
Sensors, 2022
Resolving Multi-Path Interference in Compressive Time-of-Flight Depth Imaging with a Multi-Tap Macro-Pixel Computational CMOS Image Sensor.
Sensors, 2022
IEICE Trans. Electron., 2022
A Hybrid Indirect ToF Image Sensor for Long-Range 3D Depth Measurement under High Ambient Light Conditions.
Proceedings of the IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits 2022), 2022
A 38µm Range Precision Time-of-Flight CMOS Range Line Imager with Gating Driver Jitter Reduction Using Charge-Injection Pseudo Photocurrent Reference.
Proceedings of the IEEE International Solid-State Circuits Conference, 2022
2021
High-Linearity High-Resolution Time-of-Flight Linear-Array Digital Image Sensor Using Time-Domain Feedback.
Sensors, 2021
Correction to: Transmission of correct gaze direction in video conferencing using screen-embedded cameras.
Multim. Tools Appl., 2021
Transmission of correct gaze direction in video conferencing using screen-embedded cameras.
Multim. Tools Appl., 2021
2020
An 8-Tap CMOS Lock-In Pixel Image Sensor for Short-Pulse Time-of-Flight Measurements.
Sensors, 2020
A Time-of-Flight Range Sensor Using Four-Tap Lock-In Pixels with High near Infrared Sensitivity for LiDAR Applications.
Sensors, 2020
Simulfocus imaging: quasi-simultaneous multi-focus imaging using Lock-in Pixel imager and TAG lens.
Proceedings of the SIGGRAPH 2020: Special Interest Group on Computer Graphics and Interactive Techniques Conference, 2020
Noise Reduction Effect of Folding-integration ADC in an 8K Image Sensor driven at Various Frame Rates.
Proceedings of the 2020 IEEE Sensors, Rotterdam, The Netherlands, October 25-28, 2020, 2020
Single-Shot Real-Time Multiple-Path Time-of-Flight Depth Imaging for Multi-Aperture and Macro-Pixel Sensors.
Proceedings of the 2020 IEEE International Conference on Acoustics, 2020
Proceedings of the HCI International 2020 - Late Breaking Posters, 2020
2019
Sensors, 2019
A Wide Dynamic Range CMOS Image Sensor with a Charge Splitting Gate and Two Storage Diodes.
Sensors, 2019
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, 2019
A Time-Resolved NIR Lock-In Pixel CMOS Image Sensor With Background Cancelling Capability for Remote Heart Rate Detection.
IEEE J. Solid State Circuits, 2019
Noncontact heart rate measurement using a high-sensitivity camera in a low-light environment.
Artif. Life Robotics, 2019
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.
Proceedings of the Image Sensors and Imaging Systems 2019, 2019
2018
Sensors, 2018
A Silicon-on-Insulator-Based Dual-Gain Charge-Sensitive Pixel Detector for Low-Noise X-ray Imaging for Future Astronomical Satellite Missions.
Sensors, 2018
A Low-Noise X-ray Astronomical Silicon-On-Insulator Pixel Detector Using a Pinned Depleted Diode Structure.
Sensors, 2018
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, 2018
A Time-Resolved Four-Tap Lock-In Pixel CMOS Image Sensor for Real-Time Fluorescence Lifetime Imaging Microscopy.
IEEE J. Solid State Circuits, 2018
IEICE Trans. Electron., 2018
Noncontact pulse wave detection by two-band infrared video-based measurement on face without visible lighting.
Artif. Life Robotics, 2018
A Two-Tap NIR Lock-in Pixel CMOS Image Sensor with Background Light Cancelling Capability for Non-Contact Heart Rate Detection.
Proceedings of the 2018 IEEE Symposium on VLSI Circuits, 2018
A 33Mpixel CMOS imager with multi-functional 3-stage pipeline ADC for 480fps high-speed mode and 120fps low-noise mode.
Proceedings of the 2018 IEEE International Solid-State Circuits Conference, 2018
Dual-Band Infrared Video-Based Measurement Using Pulse Wave Maps to Analyze Heart Rate Variability.
Proceedings of the 26th Color and Imaging Conference, 2018
A Distance Measurement Method Using A Time-of-Flight CMOS Range Image Sensor with 4-Tap Output Pixels and Multiple Time-Windows.
Proceedings of the Image Sensors and Imaging Systems 2018, 2018
2017
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., 2017
Label-Free Biomedical Imaging Using High-Speed Lock-In Pixel Sensor for Stimulated Raman Scattering.
Sensors, 2017
A 19-bit column-parallel folding-integration/cyclic cascaded ADC with a pre-charging technique for CMOS image sensors.
IEICE Electron. Express, 2017
Proceedings of the 23rd ACM Symposium on Virtual Reality Software and Technology, 2017
4.8 A 0.44e<sup>-</sup>rms read-noise 32fps 0.5Mpixel high-sensitivity RG-less-pixel CMOS image sensor using bootstrapping reset.
Proceedings of the 2017 IEEE International Solid-State Circuits Conference, 2017
4.3 A programmable sub-nanosecond time-gated 4-tap lock-in pixel CMOS image sensor for real-time fluorescence lifetime imaging microscopy.
Proceedings of the 2017 IEEE International Solid-State Circuits Conference, 2017
Noncontact heart rate measurement using high sensitivity camera in low light environment.
Proceedings of the 25th Color and Imaging Conference, 2017
Two-Band Infrared Video-Based Measurement for Non-Contact Pulse Wave Detection on Face without Visible Lighting.
Proceedings of the 25th Color and Imaging Conference, 2017
A Lateral Electric Field charge Modulator with Bipolar-gates for Time-resolved Imaging.
Proceedings of the Image Sensors and Imaging Systems 2017, 2017
RTS and photon shot noise reduction based on maximum likelihood estimate with multi-aperture optics and semi-photon-counting-level CMOS image sensors.
Proceedings of the Image Sensors and Imaging Systems 2017, 2017
Development of a two-tap time-resolved CMOS lock-in pixel image sensor with high charge storability and low temporal noise.
Proceedings of the IEEE Biomedical Circuits and Systems Conference, 2017
2016
A Stimulated Raman Scattering CMOS Pixel Using a High-Speed Charge Modulator and Lock-in Amplifier.
Sensors, 2016
Noise Reduction Effect of Multiple-Sampling-Based Signal-Readout Circuits for Ultra-Low Noise CMOS Image Sensors.
Sensors, 2016
Design of a Sub-Picosecond Jitter with Adjustable-Range CMOS Delay-Locked Loop for High-Speed and Low-Power Applications.
Sensors, 2016
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, 2016
6.9 A 1.1µm 33Mpixel 240fps 3D-stacked CMOS image sensor with 3-stage cyclic-based analog-to-digital converters.
Proceedings of the 2016 IEEE International Solid-State Circuits Conference, 2016
A variable-threshold voltage technique to enhance the linearity of folding-integration/cyclic cascaded ADCs.
Proceedings of the IEEE International Instrumentation and Measurement Technology Conference, 2016
Design, implementation and evaluation of a TOF range image sensor using multi-tap lock-in pixels with cascaded charge draining and modulating gates.
Proceedings of the Image Sensors and Imaging Systems 2016, 2016
A Time-of-Flight CMOS Range Image Sensor Using 4-Tap Output Pixels with Lateral-Electric-Field Control.
Proceedings of the Image Sensors and Imaging Systems 2016, 2016
A high time-resolution two-tap CMOS lock-in pixel image sensor for time-resolved measurements and its applications.
Proceedings of the IEEE Biomedical Circuits and Systems Conference, 2016
2015
A column-parallel clock skew self-calibration circuit for time-resolved CMOS image sensors.
IEICE Electron. Express, 2015
Proceedings of the IEEE 58th International Midwest Symposium on Circuits and Systems, 2015
11.2 A 10.8ps-time-resolution 256×512 image sensor with 2-Tap true-CDS lock-in pixels for fluorescence lifetime imaging.
Proceedings of the 2015 IEEE International Solid-State Circuits Conference, 2015
Proceedings of the 2015 IEEE International Solid-State Circuits Conference, 2015
Spectral study of metabolism-based autofluorescence and white-light reflectance for endoscopic tumor imaging.
Proceedings of the 37th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2015
Proceedings of the Image Sensors and Imaging Systems 2015, 2015
2014
RTS Noise and Dark Current White Defects Reduction Using Selective Averaging Based on a Multi-Aperture System.
Sensors, 2014
Extremely small differential non-linearity in a DMOS capacitor based cyclic ADC for CMOS image sensors.
IEICE Electron. Express, 2014
IEEE Commun. Mag., 2014
Lock-in pixels readout circuit using a high speed lateral electric field modulator with differential charge accumulation for stimulated Raman scattering imager.
Proceedings of the IEEE 12th International New Circuits and Systems Conference, 2014
7.5 A 0.3mm-resolution Time-of-Flight CMOS range imager with column-gating clock-skew calibration.
Proceedings of the 2014 IEEE International Conference on Solid-State Circuits Conference, 2014
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.
Proceedings of the 2014 IEEE International Conference on Solid-State Circuits Conference, 2014
Image recognition system using an optical Fourier transform on a dynamically reconfigurable vision architecture.
Proceedings of the IEEE International Symposium on Circuits and Systemss, 2014
Proceedings of the Image Sensors and Imaging Systems 2014, 2014
Proceedings of the Image Sensors and Imaging Systems 2014, 2014
An indirect time-of-flight measurement technique for sub-mm range resolution using impulse photocurrent response.
Proceedings of the Image Sensors and Imaging Systems 2014, 2014
Proceedings of the Image Sensors and Imaging Systems 2014, 2014
A stimulated Raman scattering imager using high-speed lateral electric field modulator and lock-in pixels amplifiers.
Proceedings of the Image Sensors and Imaging Systems 2014, 2014
Proceedings of the Image Sensors and Imaging Systems 2014, 2014
Proceedings of the 2014 IEEE Asia Pacific Conference on Circuits and Systems, 2014
2013
Design of a Digitally Error-Corrected Pipeline ADC Using Incomplete Settling of Pre-Charged Residue Amplifiers.
IEICE Trans. Electron., 2013
IEICE Electron. Express, 2013
Proceedings of the 2013 IEEE International Solid-State Circuits Conference, 2013
Proceedings of the IEEE International Instrumentation and Measurement Technology Conference, 2013
Proceedings of the 23rd International Conference on Field programmable Logic and Applications, 2013
Dual-band multi-aperture enhanced redox imaging of colonic adenomas for endoscopes with a high-performance CMOS imager.
Proceedings of the 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2013
A custom CMOS imager for multi-beam laser scanning microscopy and an improvement of scanning speed.
Proceedings of the Sensors, 2013
2012
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, 2012
Response-Time Acceleration of a Frontend Amplifier for High Output Impedance Sensors.
IEICE Trans. Electron., 2012
A single-ended CMOS chopper amplifier for 1/f noise reduction of n-channel MOS transistors.
IEICE Electron. Express, 2012
A distributed ramp signal generator of column-parallel single-slope ADCs for CMOS image sensors.
IEICE Electron. Express, 2012
Proceedings of the IEEE 25th International SOC Conference, 2012
Proceedings of the 2012 IEEE International Solid-State Circuits Conference, 2012
Variable field-of-view visible and near-infrared polarization compound-eye endoscope.
Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2012
A CMOS imager using focal-plane pinhole effect for confocal multibeam scanning microscopy.
Proceedings of the Sensors, 2012
2011
Design and Implementation of A CMOS Light Pulse Receiver Cell Array for Spatial Optical Communications.
Sensors, 2011
Selection of amplifier for optimized charge transfer in active pixel CMOS time of flight (TOF) image sensors.
IEICE Electron. Express, 2011
An 80μVrms-temporal-noise 82dB-dynamic-range CMOS Image Sensor with a 13-to-19b variable-resolution column-parallel folding-integration/cyclic ADC.
Proceedings of the IEEE International Solid-State Circuits Conference, 2011
A CMOS image sensor with draining only modulation pixels for fluorescence lifetime imaging.
Proceedings of the Sensors, 2011
2010
Column-Parallel Correlated Multiple Sampling Circuits for CMOS Image Sensors and Their Noise Reduction Effects.
Sensors, 2010
A 2.7e- temporal noise 99.7% shutter efficiency 92dB dynamic range CMOS image sensor with dual global shutter pixels.
Proceedings of the IEEE International Solid-State Circuits Conference, 2010
Proceedings of the IEEE International Solid-State Circuits Conference, 2010
Proceedings of the IEEE International Solid-State Circuits Conference, 2010
Low-noise readout circuits with a response time acceleration technique for high output impedance sensors.
Proceedings of the IEEE Asia Pacific Conference on Circuits and Systems, 2010
2009
Non-Linearity in Wide Dynamic Range CMOS Image Sensors Utilizing a Partial Charge Transfer Technique.
Sensors, 2009
2008
IEICE Trans. Electron., 2008
An offset compensated class-AB sample-and-hold amplifier using two sampling capacitors.
IEICE Electron. Express, 2008
A CMOS Image Sensor Integrating Column-Parallel Cyclic ADCs with On-Chip Digital Error Correction Circuits.
Proceedings of the 2008 IEEE International Solid-State Circuits Conference, 2008
A 15b power-efficient pipeline A/D converter using non-slewing closed-loop amplifiers.
Proceedings of the IEEE 2008 Custom Integrated Circuits Conference, 2008
2007
A Digital-Calibration Technique for Redundant Radix-4 Pipelined Analog-to-Digital Converters.
IEEE Trans. Instrum. Meas., 2007
A Low-Power Low-Voltage 10-bit 100-MSample/s Pipeline A/D Converter Using Capacitance Coupling Techniques.
IEEE J. Solid State Circuits, 2007
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, 2007
A low-power transmitter design for inductive data link with class-F switching operation.
IEICE Electron. Express, 2007
Proceedings of the IEEE 2007 Custom Integrated Circuits Conference, 2007
Proceedings of the IEEE 2007 Custom Integrated Circuits Conference, 2007
2006
An On-Sensor Bit-Serial Column-Parallel Processing Architecture for High-Speed Discrete Fourier Transform.
IEEE Trans. Circuits Syst. II Express Briefs, 2006
Design of a Small-Offset 12-Bit CMOS DAC Using Weighted Mean Sample-and-Hold Circuit.
IEICE Trans. Electron., 2006
Simultaneous Compensation of RC Mismatch and Clock Skew in Time-Interleaved S/H Circuits.
IEICE Trans. Electron., 2006
Sensor array characteristics of MOS Hall-plates and the comparison with split-drain MAGFETs.
IEICE Electron. Express, 2006
Proceedings of the IFIP VLSI-SoC 2006, 2006
A 2.6mW 2fps QVGA CMOS one-chip wireless camera with digital image transmission function for capsule endoscopes.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2006), 2006
A 1V 10b 125MSample/s A/D Converter Using Cascade Amp-Sharing and Capacitance Coupling Techniues.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2006), 2006
Proceedings of the IEEE 2006 Custom Integrated Circuits Conference, 2006
A QVGA-size CMOS time-of-flight range image sensor with background light charge draining structure.
Proceedings of the Conference on Three-Dimensional Image Capture and Applications VII, 2006
2005
IEEE J. Solid State Circuits, 2005
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, 2005
J. Robotics Mechatronics, 2005
A new active pixel structure with a pinned photodiode for wide dynamic range image sensors.
IEICE Electron. Express, 2005
Effectiveness of a correlated multiple sampling differential averager for reducing 1/f noise.
IEICE Electron. Express, 2005
A cyclic A/D converter with pixel noise and column-wise offset canceling for CMOS image sensors.
Proceedings of the 31st European Solid-State Circuits Conference, 2005
2004
Proceedings of the Conference on Three-Dimensional Image Capture and Applications VI, 2004
2003
A weak magnetic field measurement system using micro-fluxgate sensors and delta-sigma interface.
IEEE Trans. Instrum. Meas., 2003
A 10-b 30-MS/s low-power pipelined CMOS A/D converter using a pseudodifferential architecture.
IEEE J. Solid State Circuits, 2003
Proceedings of the 2003 International Symposium on Circuits and Systems, 2003
Proceedings of the ESSCIRC 2003, 2003
2002
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., 2002
2001
A bit-serial column parallel processing architecture for on-sensor discrete Fourier transform.
Proceedings of the 2001 International Symposium on Circuits and Systems, 2001
2000
A CMOS Image Sensor with Non-Destructive High-Speed Imaging Mode and Its Applications.
J. Robotics Mechatronics, 2000
1998
Proceedings of the ASP-DAC '98, 1998
1997
A CMOS image sensor with analog two-dimensional DCT-based compression circuits for one-chip cameras.
IEEE J. Solid State Circuits, 1997
1996
1994
High-Speed Area-Efficient Multiplier Design Using Multiple-Valued Current-Mode Circuits.
IEEE Trans. Computers, 1994
1992
Implementation and design of biosignal optical telemetry system based on enforced synchronization.
Syst. Comput. Jpn., 1992
Parallel Hardware Algorithms with Redundant Number Representations for Multiple-Valued Arithmetic VLSI.
Proceedings of the 22nd IEEE International Symposium on Multiple-Valued Logic, 1992
1991
Multiple-Valued Current-Mode Arithmetic Circuits Based on Redundant Positive-Digit Number Representations.
Proceedings of the 21st International Symposium on Multiple-Valued Logic, 1991
1989
Bi-directional current-mode basic circuits for the multilevel signed-digit arithmetic and their evaluation.
Syst. Comput. Jpn., 1989
1988
Computer, 1988
1987
Design of VLSI-oriented radix-4 signed-digit arithmetic circuits using multiple-valued logic.
Syst. Comput. Jpn., 1987