Improved Charge Pump Design and Ex Vivo Experimental Validation of CMOS 256-Pixel Photovoltaic-Powered Subretinal Prosthetic Chip

Keyphrases

• Experimental Validation 100%
• Charge Pump 100%
• Photovoltaic Cells 100%
• Light Intensity 100%
• Infrared Light 100%
• Retina 100%
• Subretinal 100%
• Injected Charge 100%
• Pump Design 100%
• High Efficiency 50%
• Measurement Results 50%
• On chip 50%
• Fully Integrated 50%
• Biocompatibility 50%
• Pixel Array 50%
• Electrical Measurements 50%
• Single Electrode 50%
• Electrodes Pair 50%
• Stimulus Intensity 50%
• Active pixel Sensor 50%
• Charge Injection 50%
• Improved Design 50%
• Maximum Output 50%
• Constant Current 50%
• CMOS Image Sensor 50%
• C57BL 50%
• Retinal Prosthesis 50%
• Supply Current 50%
• 180 Nm Technology 50%
• Silicone 50%
• Retinal Ganglion Cells 50%
• Photovoltaic Voltage 50%
• Subretinal chip 50%
• Implantable chip 50%
• Sensor Technology 50%
• Electrode Impedance 50%
• Stimulation Current 50%
• Light Sensing 50%
• Divisional Power Supply Scheme 50%
• Impedance Loading 50%
• Current Stimulator 50%
• Multielectrode Array 50%
• Rd1 Mouse 50%
• IrOx 50%
• Patch-clamp Recording 50%
• Retinal Degeneration 50%
• Electrophysiological Response 50%
• Current Electrode 50%

Engineering

• Charge Pump 100%
• Photovoltaics 100%
• Prosthetics 100%
• Pump Design 100%
• Solar Cell 66%
• Infrared Light 66%
• Luminous Intensity 66%
• Experimental Result 33%
• Power Supply 33%
• Stimulator 33%
• Image Sensor 33%
• Charge Injection 33%
• Electrode Array 33%
• Retinal Ganglion Cell 33%
• Generated Voltage 33%
• Load Impedance 33%
• Electrical Measurement 33%
• Prosthesis 33%