A Wearable Real-Time System for Simultaneous Wireless Power and Data Transmission to Cortical Visual Prosthesis

GL Barbruni, F Rodino, PM Ros… - … Circuits and Systems, 2024 - ieeexplore.ieee.org
Wireless, miniaturised and distributed neural interfaces are emerging neurotechnologies.
Although extensive research efforts contribute to their technological advancement, the need …

Changes over time in the electrode/brain interface impedance: An ex-vivo study

L Iannucci, GL Barbruni, D Ghezzi… - … Circuits and Systems, 2023 - ieeexplore.ieee.org
Closed-loop neural implants based on continuous brain activity recording and intracortical
microstimulation are extremely effective and promising devices to monitor and address …

A Frequency-Switching Inductive Power Transfer System for Wireless, Miniaturised and Large-Scale Neural Interfaces

GL Barbruni, C Cordara, M Carminati… - … Circuits and Systems, 2024 - ieeexplore.ieee.org
Three-coil inductive power transfer is the state-of-the-art solution to power multiple
miniaturised neural implants. However, the maximum delivered power is limited by the …

A 69 µm2 Sub-nW/kHz Capacitor-Less Ring Oscillator for Ultra-Miniaturized Implants

A Meimandi, GL Barbruni… - 2024 13th International …, 2024 - ieeexplore.ieee.org
This paper presents an ultra-miniaturized, ultra-low-power, capacitor-less CMOS ring
oscillator based on dynamic leakage suppression technique. Measurement results demon …