[HTML][HTML] In-vivo microsystems: a review

P French - Sensors, 2020‏ - mdpi.com
In-vivo sensors yield valuable medical information by measuring directly on the living tissue
of a patient. These devices can be surface or implant devices. Electrical activity in the body …

An improved FSK-modulated class-E power and data transmitter for biomedical implants

F Gozalpour, M Yavari - AEU-International Journal of Electronics and …, 2023‏ - Elsevier
This paper presents an efficient dual-resonance biomedical inductive link for frequency-shift
keying (FSK) modulation. In this link, the combination of PCB coil as the main coil and the …

A 74-μW 11-Mb/s Wireless Vital Signs Monitoring SoC for Three-Lead ECG, Respiration Rate, and Body Temperature

Y Luo, KH Teng, Y Li, W Mao, Y Lian… - IEEE transactions on …, 2019‏ - ieeexplore.ieee.org
This paper presents a wireless vital signs monitoring system-on-chip including three-lead
ECG, bio-impedance (Bio-Z) and body temperature. A Bio-Z readout channel with early …

Design of 8-bit low power SAR ADC in 45 nm for biomedical implants

M Tyagi, P Mittal, P Kumar - Physica Scripta, 2023‏ - iopscience.iop.org
The utilisation of low power SAR (Successive Approximation Register) Analog-to-Digital
Converters holds significant importance in the domain of bio-medical signal acquisition. The …

A 300 Mbps 37 pJ/bit pulsed optical biotelemetry

A De Marcellis, GDP Stanchieri… - … Circuits and Systems, 2020‏ - ieeexplore.ieee.org
This article reports an implantable transcutaneous telemetry for a brain machine interface
that uses a novel optical communication system to achieve a highly energy-efficient link …

Wirelessly powered, batteryless closed-loop biopotential recording IC for implantable leadless cardiac monitoring applications

J Jang, I Habibagahi, H Rahmani… - 2021 IEEE Biomedical …, 2021‏ - ieeexplore.ieee.org
This paper reports on a low-power biopotential recording IC (Integrated circuit) for an
implantable leadless cardiac monitoring application. The IC is designed to realize fully …

A low-power single-path bio-impedance measurement system using an analog-to-digital converter for i/q demodulation

H Rezaee-Dehsorkh, N Ravanshad… - … Circuits and Systems, 2022‏ - ieeexplore.ieee.org
In this paper, a low power single-path bio-impedance (Bio-Z) measurement system for early
detection of acute myocardial ischemia is presented. The fully integrated system consists of …

A class-E power and data transmitter with improved data rate to carrier frequency ratio for medical implants

K Dehghan, O Shoaei… - IEEE Transactions on …, 2022‏ - ieeexplore.ieee.org
In this brief, a new wireless power transfer and data telemetry circuit for biomedical implants
is proposed that increases the data-rate without compromising power transmission …

High-Performance Wireless Power and Data Transmission System for Medical Implant Devices Using ASK Modulation

H Zhu, M Tahir, X Wu, S Hu - Energies, 2024‏ - mdpi.com
Wireless power and data transmission (WPDT) solutions for medical implants are highly
desired. However, achieving a high-power transmission efficiency and data rate …

A 4.5 W Miniaturized 3-Channel Wireless Intra-Cardiac Acquisition System

Y Rezaeiyan, Y Koolivand, M Zamani… - … Circuits and Systems, 2023‏ - ieeexplore.ieee.org
This article presents a chip designed for wireless intra-cardiac monitoring systems. The
design consists of a three-channel analog front-end, a pulse-width modulator featuring …