A CMOS 256-pixel photovoltaics-powered implantable chip with active pixel sensors and iridium-oxide electrodes for subretinal prostheses

Keyphrases

• Active pixel Sensor 100%
• Retinal Prosthesis 100%
• Iridium Oxide 100%
• Implantable chip 100%
• Iridium Electrode 100%
• Photovoltaic Cells 50%
• Biocompatibility 50%
• Oxide Film 50%
• Stimulation Current 50%
• Divisional Power Supply Scheme 50%
• Crystallinity 25%
• Measurement Results 25%
• On chip 25%
• Surface Morphology 25%
• Peak Power Output 25%
• Electrode Surface 25%
• Electrochemical Properties 25%
• Physical Properties 25%
• Electrical Measurements 25%
• Stimulus Intensity 25%
• Charge Storage Capacity 25%
• RF Sputtering 25%
• Control Signal 25%
• CMOS Image Sensor 25%
• Signal Generator 25%
• Light Injection 25%
• Oxide Coatings 25%
• 180 Nm Technology 25%
• Sensor Technology 25%
• Minipig 25%
• Photodiode Array 25%
• Electrode Impedance 25%
• In-vivo Animal Test 25%
• Neurostimulation 25%
• Light Sensitivity 25%
• Injected Charge 25%
• Lanyu 25%
• Charge Delivery 25%
• Impedance Loading 25%
• Delivery Capability 25%
• Sensor-on-chip 25%
• Photolithography Patterning 25%
• Cell Division Control 25%
• Electroretinography 25%

Engineering

• Photovoltaics 100%
• Prosthetics 100%
• Iridium Oxide 100%
• Solar Cell 33%
• Power Supply 33%
• Oxide Film 33%
• Crystallinity 16%
• Surface Morphology 16%
• Electrode Surface 16%
• Image Sensor 16%
• Optical Lithography 16%
• Charge Storage 16%
• Charge Injection 16%
• Electrical Measurement 16%
• Control Signal 16%
• Storage Capacity 16%
• Signal Generator 16%
• Photodiode Array 16%
• Load Impedance 16%

Material Science

• Oxide Compound 100%
• Photovoltaics 100%
• Iridium 100%
• Solar Cell 33%
• Oxide Film 33%
• Biocompatibility 33%
• Surface Morphology 16%
• Electronic Circuit 16%
• Electrochemical Property 16%
• Physical Property 16%
• Oxide Coating 16%