All Stories

  1. Electrochemical activities of Fe2O3-modified microelectrode for dopamine detection using fast-scan cyclic voltammetry

    Article • AIP Advances, February 2023, American Institute of Physics

    Professor Jun Ohta

  2. Implantable CMOS image sensor with incident-angle-selective pixels

    Article • Electronics Letters, May 2019, the Institution of Engineering and Technology (the IET)

    Professor Jun Ohta, Kiyotaka Sasagawa

  3. Wide field-of-view lensless fluorescence imaging device with hybrid bandpass emission filter

    Article • AIP Advances, March 2019, American Institute of Physics

    Professor Jun Ohta, Kiyotaka Sasagawa

  4. Implantable microsized image sensor for data transmission with intravital optical communication

    Article • The Journal of Engineering, November 2016, the Institution of Engineering and Technology (the IET)

    Professor Jun Ohta, Kiyotaka Sasagawa

  5. Digital signal transmission from fully implantable CMOS image sensor in simulated body environment

    Article • Electronics Letters, June 2014, the Institution of Engineering and Technology (the IET)

    Professor Jun Ohta

  6. Performance improvement and functionalization of an electrode array for retinal prosthesis by iridium oxide coating and introduction of smart-wiring technology using CMOS microchips

    Article • Sensors and Actuators A Physical, May 2014, Elsevier

    Professor Jun Ohta

  7. Dual-mode lensless imaging device for digital enzyme linked immunosorbent assay

    Article • March 2014, SPIE

    Professor Jun Ohta

  8. Functional brain fluorescence plurimetry in rat by implantable concatenated CMOS imaging system

    Article • Biosensors and Bioelectronics, March 2014, Elsevier

    Professor Jun Ohta

  9. Implantable micro CMOS imaging devices for biomedical applications

    Article • August 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  10. Implantable image sensor based on intra-brain image transmission

    Article • July 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  11. An in vitro demonstration of CMOS-based optoelectronic neural interface device for optogenetics

    Article • July 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  12. Optoelectronics devices for biomedical applications

    Article • June 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  13. Needle type CMOS imaging device for fluorescence imaging of deep brain activities with low invasiveness

    Article • June 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  14. Lensless imaging device for digital counting of fluorescent micro-droplet chambers

    Article • June 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  15. A CMOS image sensor with low fixed pattern noise suitable for lensless observation system of digital enzyme-linked immunosorbent assay (ELISA)

    Article • June 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  16. A CMOS microchip-based retinal prosthetic device for large numbers of stimulation in wide area

    Article • May 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  17. Image sensor pixel with on-chip high extinction ratio polarizer based on 65-nm standard CMOS technology

    Article • Optics Express, April 2013, Optical Society of America (OSA)

    Professor Jun Ohta

  18. Sputtering condition optimization of sputtered IrOx and TiN stimulus electrodes for retinal prosthesis

    Article • IEEJ Transactions on Electrical and Electronic Engineering, April 2013, Wiley

    Professor Jun Ohta

  19. CMOS sensor-based miniaturised in-line dual-functional optical analyser for high-speed, in situ chirality monitoring

    Article • Sensors and Actuators B Chemical, January 2013, Elsevier

    Professor Jun Ohta

  20. Image signal transmission through brain by an implantable micro-imager

    Article • November 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  21. A micro imaging device for measuring neural actvities in the mouse deep brain with minimal invasiveness

    Article • November 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  22. Novel implantable imaging system for enabling simultaneous multiplanar and multipoint analysis for fluorescence potentiometry in the visual cortex

    Article • Biosensors and Bioelectronics, October 2012, Elsevier

    Professor Jun Ohta

  23. Dual-layer metal-grid polarizer for polarization image sensor in 65-nm CMOS technology

    Article • October 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  24. Baseband signal transmission experiment for intra-brain communication with implantable image sensor

    Article • August 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  25. A CMOS-based on-chip neural interface device equipped with integrated LED array for optogenetics

    Article • August 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  26. Implantable CMOS biomedical devices

    Article • May 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  27. Development of a CMOS-based implantable device for wide-area brain functional imaging

    Article • May 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  28. A polarization analyzing CMOS image sensor with metal wire grid in 65-nm standard CMOS technology

    Article • May 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  29. Optimization of Sputtering Condition of IrOx Thin Film Stimulation Electrode for Retinal Prosthesis Application

    Article • Journal of Physics Conference Series, March 2012, Institute of Physics Publishing

    Professor Jun Ohta

  30. CMOS On-Chip Optoelectronic Neural Interface Device with Integrated Light Source for Optogenetics

    Article • Journal of Physics Conference Series, March 2012, Institute of Physics Publishing

    Professor Jun Ohta

  31. CMOS image sensor integrated with micro-LED and multielectrode arrays for the patterned photostimulation and multichannel recording of neuronal tissue

    Article • Optics Express, February 2012, Optical Society of America (OSA)

    Professor Jun Ohta

  32. Complementary Metal–Oxide–Semiconductor Image Sensor with Microchamber Array for Fluorescent Bead Counting

    Article • Japanese Journal of Applied Physics, February 2012, Japan Society of Applied Physics

    Professor Jun Ohta

  33. Smart electrode array device with CMOS multi-chip architecture for neural interface

    Article • Electronics Letters, January 2012, the Institution of Engineering and Technology (the IET)

    Professor Jun Ohta

  34. CMOS on-chip bio-imaging sensor with integrated micro light source array for optogenetics

    Article • Electronics Letters, January 2012, the Institution of Engineering and Technology (the IET)

    Professor Jun Ohta

  35. Functional neuroimaging by using an implantable CMOS multimodal device in a freely-moving mouse

    Article • November 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  36. Organic-Inorganic Hybrids for Bioinert Coating on Implantable Electronic Devices

    Article • Key Engineering Materials, October 2011, Trans Tech Publications

    Professor Jun Ohta

  37. Micro CMOS image sensor for multi-area imaging

    Article • October 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  38. Fabrication of a flexible neural interface device with CMOS-based smart electrodes

    Article • October 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  39. Wireless intra-brain communication for image transmission through mouse brain

    Article • August 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  40. Implantable CMOS imaging devices for bio-medical applications

    Article • August 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  41. CMOS-based smart-electrode-type retinal stimulator with bullet-shaped bulk Pt electrodes

    Article • August 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  42. Retinal prosthetic devices

    Article • June 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  43. Polarization Analyzing Image Sensor with On-Chip Metal Wire Grid Polarizer in 65-nm Standard Complementary Metal Oxide Semiconductor Process

    Article • Japanese Journal of Applied Physics, April 2011, Japan Society of Applied Physics

    Professor Jun Ohta

  44. Planar Multielectrode Array Coupled Complementary Metal Oxide Semiconductor Image Sensor for In vitro Electrophysiology

    Article • Japanese Journal of Applied Physics, April 2011, Japan Society of Applied Physics

    Professor Jun Ohta

  45. Performance Improvements of Polarization-analyzing CMOS Image Sensor

    Article • The Journal of The Institute of Image Information and Television Engineers, January 2011, Institute of Image Information and Television Engineers

    Professor Jun Ohta

  46. CMOS Imaging Devices for Biomedical Applications

    Article • IEICE Transactions on Communications, January 2011, Institute of Electronics, Information and Communications Engineers (IEICE)

    Professor Jun Ohta

  47. 光を用いた脳活動計測用CMOSイメージングデバイスの開発

    Article • IEEJ Transactions on Electronics Information and Systems, January 2011, Institute of Electrical Engineers of Japan (IEE Japan)

    Professor Jun Ohta

  48. Optical and Electric Multifunctional CMOS Image Sensors for On-Chip Biosensing Applications

    Article • Materials, December 2010, MDPI AG

    Professor Jun Ohta

  49. Development and in vivo Demonstration of CMOS-Based Multichip Retinal Stimulator With Simultaneous Multisite Stimulation Capability

    Article • IEEE Transactions on Biomedical Circuits and Systems, December 2010, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  50. Potentiometric Dye Imaging for Pheochromocytoma and Cortical Neurons with a Novel Measurement System Using an Integrated Complementary Metal–Oxide–Semiconductor Imaging Device

    Article • Japanese Journal of Applied Physics, November 2010, Japan Society of Applied Physics

    Professor Jun Ohta

  51. A CMOS-based multichip flexible retinal stimulator for simultaneous multi-site stimulation

    Article • August 2010, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  52. Implantable Image Sensor with Light Guide Array Plate for Bioimaging

    Article • Japanese Journal of Applied Physics, April 2010, Japan Society of Applied Physics

    Professor Jun Ohta

  53. Complementary Metal Oxide Semiconductor Based Multimodal Sensor for In vivo Brain Function Imaging with a Function for Simultaneous Cell Stimulation

    Article • Japanese Journal of Applied Physics, April 2010, Japan Society of Applied Physics

    Professor Jun Ohta

  54. Multimodal Complementary Metal–Oxide–Semiconductor Sensor Device for Imaging of Fluorescence and Electrical Potential in Deep Brain of Mouse

    Article • Japanese Journal of Applied Physics, January 2010, Japan Society of Applied Physics

    Professor Jun Ohta

  55. Microfluid Ejection Device Based on Complementary Metal–Oxide–Semiconductor Technology as an Artificial Synapse

    Article • Japanese Journal of Applied Physics, January 2010, Japan Society of Applied Physics

    Professor Jun Ohta

  56. Implantable CMOS Biomedical Devices

    Article • Sensors, November 2009, MDPI AG

    Professor Jun Ohta

  57. Light-controlled retinal stimulator for subretinal implantation

    Article • November 2009, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  58. CMOS-Based Multichip Networked Flexible Retinal Stimulator Designed for Image-Based Retinal Prosthesis

    Article • IEEE Transactions on Electron Devices, November 2009, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  59. A CMOS-based chemical stimulator with microfluid ejection function toward an artificial synaptic device

    Article • November 2009, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  60. A CMOS sensor for in-vivo fluorescence and electrical imaging in a mouse brain

    Article • November 2009, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  61. Polarization-Analyzing CMOS Image Sensor With Monolithically Embedded Polarizer for Microchemistry Systems

    Article • IEEE Transactions on Biomedical Circuits and Systems, October 2009, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  62. Dynamic Reconfiguration of Differential Pixel Output for CMOS Imager Dedicated to WDM-SDM Indoor Optical Wireless LAN

    Article • IEEE Photonics Technology Letters, September 2009, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  63. Light-controlled retinal stimulation on rabbit using CMOS-based flexible multi-chip stimulator

    Article • September 2009, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  64. CMOS-based flexible multi-site retinal stimulator toward retinal prosthesis technology

    Article • September 2009, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  65. A multimodal sensing device for fluorescence imaging and electrical potential measurement of neural activities in a mouse deep brain

    Article • September 2009, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  66. Wavefront aberration measurement technology for microlenses using a Mach–Zehnder interferometer with effective apertures

    Article • Optical Engineering, July 2009, SPIE

    Professor Jun Ohta

  67. Polarization-analyzing image sensor based on standard CMOS technology

    Article • June 2009, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  68. Polarization-analyzing CMOS image sensor using monolithically embedded polarizer for microchemistry systems

    Article • May 2009, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  69. Microchamber Device Equipped with Complementary Metal Oxide Semiconductor Optical Polarization Analyzer Chip for Micro Total Analysis System

    Article • Japanese Journal of Applied Physics, April 2009, Japan Society of Applied Physics

    Professor Jun Ohta

  70. Development of Complementary Metal Oxide Semiconductor Imaging Devices for Detecting Green Fluorescent Protein in the Deep Brain of a Freely Moving Mouse

    Article • Japanese Journal of Applied Physics, April 2009, Japan Society of Applied Physics

    Professor Jun Ohta

  71. A Low-Voltage Complementary Metal Oxide Semiconductor Image Sensor Using Pulse-Width-Modulation Scheme for Biomedical Applications

    Article • Japanese Journal of Applied Physics, April 2009, Japan Society of Applied Physics

    Professor Jun Ohta

  72. Proposal and Preliminary Experiments of Dynamic Range Extension Method for CMOS Imagers by Hybrid Use of Active and Passive Pixel Readout Schemes

    Article • The Journal of The Institute of Image Information and Television Engineers, January 2009, Institute of Image Information and Television Engineers

    Professor Jun Ohta

  73. 標準CMOSプロセスを用いたμTAS向け偏光検出イメージセンサ

    Article • IEEJ Transactions on Sensors and Micromachines, January 2009, Institute of Electrical Engineers of Japan (IEE Japan)

    Professor Jun Ohta

  74. Polarisation-analysing CMOS photosensor with monolithically embedded wire grid polariser

    Article • Electronics Letters, January 2009, the Institution of Engineering and Technology (the IET)

    Professor Jun Ohta

  75. CMOS image sensor for recording of intrinsic-optical-signal of the brain

    Article • January 2009, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  76. CMOS LSI-based multi-chip flexible retinal prosthesis device for subretinal implantation

    Article • September 2008, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  77. One-chip sensing device (biomedical photonic LSI) enabled to assess hippocampal steep and gradual up-regulated proteolytic activities

    Article • Journal of Neuroscience Methods, August 2008, Elsevier

    Professor Jun Ohta

  78. An implantable and fully integrated complementary metal–oxide semiconductor device for in vivo neural imaging and electrical interfacing with the mouse hippocampus

    Article • Sensors and Actuators A Physical, July 2008, Elsevier

    Professor Jun Ohta

  79. Implantable Microimagers

    Article • Sensors, May 2008, MDPI AG

    Professor Jun Ohta

  80. Polarization analyzing CMOS sensor for microchamber/microfluidic system based on image sensor technology

    Article • May 2008, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  81. Retinal Stimulation on Rabbit Using Complementary Metal Oxide Semiconductor Based Multichip Flexible Stimulator toward Retinal Prosthesis

    Article • Japanese Journal of Applied Physics, April 2008, Japan Society of Applied Physics

    Professor Jun Ohta

  82. High-Density and Very Small-Size a Ge 1- x C x Nanocrystal Assemblies on a Si(100) Substrate Fabricated Using Bionanoprocess with Proteins “Ferritin” and Solid Source Molecular Beam Epitaxy

    Article • Japanese Journal of Applied Physics, April 2008, Japan Society of Applied Physics

    Professor Jun Ohta

  83. Position-Controlled Si Nanocrystals in a SiO2Thin Film Using a Novel Amorphous Si Ultra-Thin-Film “Nanomask” due to a Bio-Nanoprocess for Low-Energy Ion Implantation

    Article • Applied Physics Express, February 2008, Institute of Physics Publishing

    Professor Jun Ohta

  84. A 3.6pW/frame·pixel 1.35V PWM CMOS Imager with Dynamic Pixel Readout and no Static Bias Current

    Article • February 2008, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  85. Integrated In Vivo Neural Imaging and Interface CMOS Devices: Design, Packaging, and Implementation

    Article • IEEE Sensors Journal, January 2008, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  86. An implantable CMOS image sensor for monitoring deep brain activities of a freely moving mouse

    Article • January 2008, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  87. A visual prosthesis with 100 electrodes featuring wireless signals and wireless power transmission

    Article • IEICE Electronics Express, January 2008, Institute of Electronics, Information and Communications Engineers (IEICE)

    Professor Jun Ohta

  88. A vision chip with column-level amplification of optical data signals for indoor optical wireless local area networks

    Article • Optical Review, January 2008, Springer Science + Business Media

    Professor Jun Ohta

  89. Very small-size and high-density β-FeSi2 nanocrystal assemblies grown on a Si(100) substrate using an embedded solid-phase epitaxy and bionanoprocess with protein ferritin

    Article • Applied Physics Letters, November 2007, American Institute of Physics

    Professor Jun Ohta

  90. Laser pointer as a mouse

    Article • September 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  91. In vivo Stimulation on Rabbit Retina using CMOS LSI-based Multi-Chip Flexible Stimulator for Retinal Prosthesis

    Article • August 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  92. Fabrication and Validation of Multichip Neural Stimulator for In vivo Experiments toward Retinal Prosthesis

    Article • Japanese Journal of Applied Physics, April 2007, Japan Society of Applied Physics

    Professor Jun Ohta

  93. Development of a Fully Integrated Complementary Metal–Oxide–Semiconductor Image Sensor-Based Device for Real-Time In vivo Fluorescence Imaging inside the Mouse Hippocampus

    Article • Japanese Journal of Applied Physics, April 2007, Japan Society of Applied Physics

    Professor Jun Ohta

  94. A New Scheme for Imaging On-Chip Dry DNA Spots using Optical/Potential Dual-Image Complementary Metal Oxide Semiconductor Sensor

    Article • Japanese Journal of Applied Physics, April 2007, Japan Society of Applied Physics

    Professor Jun Ohta

  95. Optical and electrochemical dual-image CMOS sensor for on-chip biomolecular sensing applications

    Article • Sensors and Actuators A Physical, April 2007, Elsevier

    Professor Jun Ohta

  96. Laboratory investigation of microelectronics-based stimulators for large-scale suprachoroidal transretinal stimulation (STS)

    Article • Journal of Neural Engineering, February 2007, Institute of Physics Publishing

    Professor Jun Ohta

  97. Integration of CMOS and MEMS Technologies in the Development of a Neural Imaging and Interface Device: Showcase of an Emerging Bioimaging Technique

    Article • January 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  98. Towards a Fully-Integrated CMOS-Based in VIVO Neural Imaging and Interface Device

    Article • January 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  99. CMOS LSI-based multichip flexible neural stimulation device with embedded bulk Pt electrodes

    Article • Electronics Letters, January 2007, the Institution of Engineering and Technology (the IET)

    Professor Jun Ohta

  100. A low-voltage PWM CMOS imager with small pixel size using an in-pixel gate-common comparator

    Article • IEICE Electronics Express, January 2007, Institute of Electronics, Information and Communications Engineers (IEICE)

    Professor Jun Ohta

  101. A CMOS LSI-Based Flexible Retinal Stimulator for Retinal Prosthesis

    Article • IEEJ Transactions on Electronics Information and Systems, January 2007, Institute of Electrical Engineers of Japan (IEE Japan)

    Professor Jun Ohta

  102. The development of a multichannel electrode array for retinal prostheses

    Article • Journal of Artificial Organs, December 2006, Springer Science + Business Media

    Professor Jun Ohta

  103. Development of a CMOS Imaging Device for Functional Imaging Inside the Mouse Brain

    Article • December 2006, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  104. On-chip biofluorescence imaging inside a brain tissue phantom using a CMOS image sensor for in vivo brain imaging verification

    Article • Sensors and Actuators B Chemical, November 2006, Elsevier

    Professor Jun Ohta

  105. Real time in vivo imaging and measurement of serine protease activity in the mouse hippocampus using a dedicated complementary metal-oxide semiconductor imaging device

    Article • Journal of Neuroscience Methods, September 2006, Elsevier

    Professor Jun Ohta

  106. A New Neural Imaging Approach Using a CMOS Imaging Device

    Article • August 2006, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  107. A multi-chip-architecture based flexible stimulation device for retinal prosthesis with a flip-chip packaging technique

    Article • August 2006, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  108. Pulse frequency modulation based CMOS image sensor for subretinal stimulation

    Article • IEEE Transactions on Circuits and Systems II Analog and Digital Signal Processing, June 2006, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  109. Electrical stimulus experiments of the frog retina using a pulse frequency modulation image sensor for retinal prosthesis

    Article • International Congress Series, June 2006, Elsevier

    Professor Jun Ohta

  110. Optimization of Electrical Stimulus Pulse Parameter for Low-Power Operation of Retinal Prosthetic Device

    Article • Japanese Journal of Applied Physics, May 2006, Japan Society of Applied Physics

    Professor Jun Ohta

  111. On-Chip In vivo Functional Imaging of the Mouse Brain Using a CMOS Image Sensor

    Article • May 2006, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  112. A Complementary Metal–Oxide–Semiconductor Image Sensor for On-Chip in Vitro and in Vivo Imaging of the Mouse Hippocampus

    Article • Japanese Journal of Applied Physics, April 2006, Japan Society of Applied Physics

    Professor Jun Ohta

  113. A 128 × 128 Pixel Complementary Metal Oxide Semiconductor Image Sensor with an Improved Pixel Architecture for Detecting Modulated Light Signals

    Article • Optical Review, March 2006, Springer Science + Business Media

    Professor Jun Ohta

  114. Flexible and extensible retinal prosthesis based on multi-chip architecture

    Article • February 2006, SPIE

    Professor Jun Ohta

  115. In vitro and in vivo on-chip biofluorescence imaging using a CMOS image sensor

    Article • February 2006, SPIE

    Professor Jun Ohta

  116. An optical and potential dual-image CMOS sensor for bioscientific applications

    Article • February 2006, SPIE

    Professor Jun Ohta

  117. A pulse-frequency-modulation vision chip using a capacitive feedback reset with an in-pixel 1-bit image processor

    Article • February 2006, SPIE

    Professor Jun Ohta

  118. Prototyping and Evaluation of a 32*32-pixel Pulse-frequency-modulation Vision Chip with Capacitive Feedback Reset

    Article • The Journal of The Institute of Image Information and Television Engineers, January 2006, Institute of Image Information and Television Engineers

    Professor Jun Ohta

  119. ヒューマンインタフェースとバーチャルリアリティ ネットワークを利用した携帯型情報家電マルチリモコン「オプトナビ」システムの基本実証

    Article • The Journal of The Institute of Image Information and Television Engineers, January 2006, Institute of Image Information and Television Engineers

    Professor Jun Ohta

  120. イメージセンシング技術とその応用 裏面キャリヤ注入を用いたＣＭＯＳイメージセンサへのアイセーフ光検出機能付加

    Article • The Journal of The Institute of Image Information and Television Engineers, January 2006, Institute of Image Information and Television Engineers

    Professor Jun Ohta

  121. Functional verification of pulse frequency modulation-based image sensor for retinal prosthesis by in vitro electrophysiological experiments using frog retina

    Article • Biosensors and Bioelectronics, January 2006, Elsevier

    Professor Jun Ohta

  122. Application of An Image Sensor with the Function for Detecting a Modulated Light Signal to Digital Camera Preventing Black Out and White Out Effect

    Article • The Journal of The Institute of Image Information and Television Engineers, January 2006, Institute of Image Information and Television Engineers

    Professor Jun Ohta

  123. A CMOS image sensor with optical and potential dual imaging function for on-chip bioscientific applications

    Article • Sensors and Actuators A Physical, January 2006, Elsevier

    Professor Jun Ohta

  124. Flexible and extendible neural interface device based on cooperative multi-chip CMOS LSI architecture

    Article • Sensors and Actuators A Physical, July 2005, Elsevier

    Professor Jun Ohta

  125. Flexible and Extendible Neural Stimulation Device with Distributed Multichip Architecture for Retinal Prosthesis

    Article • Japanese Journal of Applied Physics, April 2005, Japan Society of Applied Physics

    Professor Jun Ohta

  126. Nanoscopic observation of bistable piezoresponse, polarization retention, and domain imaging of sub-50 nm-thick (Pb,La)(Zr,Ti)O3 thin films

    Article • Materials Letters, April 2005, Elsevier

    Professor Jun Ohta

  127. Micro-sized photo-detecting stimulator array for retinal prosthesis by distributed sensor network approach

    Article • Sensors and Actuators A Physical, April 2005, Elsevier

    Professor Jun Ohta

  128. Pulse modulation image sensors for on-chip bioimaging and biosensing applications

    Article • March 2005, SPIE

    Professor Jun Ohta

  129. A CMOS image sensor with high-speed readout of multiple regions-of-interest for an opto-navigation system

    Article • March 2005, SPIE

    Professor Jun Ohta

  130. A 0.9-V pulse frequency modulation photosensor based on capacitive feedback reset

    Article • March 2005, SPIE

    Professor Jun Ohta

  131. Pulse-Domain Digital Image Processing for Vision Chips Employing Low-Voltage Operation in Deep-Submicrometer Technologies

    Article • IEEE Journal of Selected Topics in Quantum Electronics, July 2004, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  132. Control of oscillation wavelength of a microsphere laser using a lambda/4-shifted grating

    Article • June 2004, SPIE

    Professor Jun Ohta

  133. A 16 x 16-pixel retinal-prosthesis vision chip with in-pixel digital image processing in a frequency domain by use of a pulse-frequency-modulation photosensor

    Article • June 2004, SPIE

    Professor Jun Ohta

  134. Building a Simple Model of a Pulse-Frequency-Modulation Photosensor and Demonstration of a 128 x 128-pixel Pulse-Frequency-Modulation Image Sensor Fabricated in a Standard 0.35-$mUm Complementary Metal-Oxide Semiconductor Technology

    Article • Optical Review, May 2004, Springer Science + Business Media

    Professor Jun Ohta

  135. S-band Tm[sup 3+]-doped tellurite glass microsphere laser via a cascade process

    Article • Applied Physics Letters, January 2004, American Institute of Physics

    Professor Jun Ohta

  136. Fabrication and current-drive of SiGe∕Si ‘Micro-origami’ epitaxial MEMS device on SOI substrate

    Article • Electronics Letters, January 2004, the Institution of Engineering and Technology (the IET)

    Professor Jun Ohta

  137. CMOS retinal prosthesis with on-chip electrode impedance measurement

    Article • Electronics Letters, January 2004, the Institution of Engineering and Technology (the IET)

    Professor Jun Ohta

  138. Pulse-frequency-modulation vision chip with frequency range control as a retinal prosthesis device

    Article • November 2003, SPIE

    Professor Jun Ohta

  139. Effect of Ar+ ion irradiation on substitutional C incorporation into MBE-grown GeC/Si(001)

    Article • Journal of Crystal Growth, November 2003, Elsevier

    Professor Jun Ohta

  140. SiGe/Si microtubes fabricated on a silicon-on-insulator substrate

    Article • Journal of Physics D Applied Physics, August 2003, Institute of Physics Publishing

    Professor Jun Ohta

  141. Large band gap bowing of MBE-grown GeC/Si(001) layers

    Article • Journal of Crystal Growth, August 2003, Elsevier

    Professor Jun Ohta

  142. Nd 3+ -doped tellurite glass microsphere laser

    Article • June 2003, SPIE

    Professor Jun Ohta

  143. System implementation of a CMOS vision chip for visual recovery

    Article • May 2003, SPIE

    Professor Jun Ohta

  144. Demonstration of a frequency-demodulation CMOS image sensor

    Article • May 2003, SPIE

    Professor Jun Ohta

  145. CMOS image sensor working as high-speed photo receivers as well as a position sensor for indoor optical wireless LAN systems

    Article • May 2003, SPIE

    Professor Jun Ohta

  146. Effect of lower growth temperature on C incorporation in GeC epilayers on grown by MBE

    Article • Physica E Low-dimensional Systems and Nanostructures, March 2003, Elsevier

    Professor Jun Ohta

  147. MBE growth mode and C incorporation of GeC epilayers on Si(001) substrates using an arc plasma gun as a novel C source

    Article • Journal of Crystal Growth, February 2003, Elsevier

    Professor Jun Ohta

  148. Pixel design of pulsed CMOS image sensor for retinal prosthesis with digital photosensitivity control

    Article • Electronics Letters, January 2003, the Institution of Engineering and Technology (the IET)

    Professor Jun Ohta

  149. Control of microsphere lasing wavelength using ∕4-shifted distributed feedback resonator

    Article • Electronics Letters, January 2003, the Institution of Engineering and Technology (the IET)

    Professor Jun Ohta

  150. Back-illuminated pulse-frequency-modulated photosensor using silicon-on-sapphire technology developed for use as epi-retinal prosthesis device

    Article • Electronics Letters, January 2003, the Institution of Engineering and Technology (the IET)

    Professor Jun Ohta

  151. An image sensor with an in-pixel demodulation function for detecting the intensity of a modulated light signal

    Article • IEEE Transactions on Electron Devices, January 2003, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  152. Proposal of Application of Pulsed Vision Chip for Retinal Prosthesis

    Article • Japanese Journal of Applied Physics, April 2002, Japan Society of Applied Physics

    Professor Jun Ohta

  153. Image sensor based on pulse frequency modulation for retinal prosthesis

    Article • April 2002, SPIE

    Professor Jun Ohta

  154. Nd-doped tellurite glass microsphere laser

    Article • Electronics Letters, January 2002, the Institution of Engineering and Technology (the IET)

    Professor Jun Ohta

  155. Application of pulse frequency modulation photosensors to subretinal artificial retina implantation

    Article • October 2001, SPIE

    Professor Jun Ohta

  156. Low-voltage operation of a CMOS image sensor based on pulse frequency modulation

    Article • May 2001, SPIE

    Professor Jun Ohta

  157. An artificial retina chip with current-mode focal plane image processing functions

    Article • IEEE Transactions on Electron Devices, January 1997, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  158. An artificial retina chip made of a 128 x 128 pn-np variable-sensitivity photodetector array

    Article • IEEE Photonics Technology Letters, February 1995, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  159. Monolithic integration of optical neurochip with variable sensitivity photodetector

    Article • IEEE Photonics Technology Letters, January 1993, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  160. Active matrix addressing operation of a dynamic optical neurochip with monolithically integrated InGaAs/GaAs MSM-FET's

    Article • IEEE Photonics Technology Letters, June 1992, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  161. Optical neurochip with learning capability

    Article • IEEE Photonics Technology Letters, March 1992, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  162. Variable sensitivity photodetector for optical neural networks

    Article • Journal of Lightwave Technology, January 1991, Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  163. Capture of photoexcited carriers by a laser structure

    Article • Applied Physics Letters, December 1989, American Institute of Physics

    Professor Jun Ohta

  164. Ultrafast switching characteristics of a bistable surface‐emitting multiple quantum well distributed Bragg reflector laser

    Article • Applied Physics Letters, March 1988, American Institute of Physics

    Professor Jun Ohta

  165. Buried transverse‐junction stripe laser for optoelectronic‐integrated circuits

    Article • Journal of Applied Physics, May 1987, American Institute of Physics

    Professor Jun Ohta

  166. Retinal prosthesis device based on pulse-frequency-modulation vision chip

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta

  167. Pulse modulation CMOS image sensor for bio-fluorescence imaging applications

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Professor Jun Ohta