Noncontact measurement of heartbeat of humans and chimpanzees using millimeter-wave radar with topology method

I Iwata, T Sakamoto, T Matsumoto… - IEEE Sensors Letters, 2023 - ieeexplore.ieee.org
This letter proposes a method to determine the filter parameters required for the topology
method, which is a radar-based noncontact method for the measurement of heart interbeat …

Noncontact Sensing of Animals Using Radar

T SAKAMOTO, I IWATA, T MINAMI… - IEICE Transactions on …, 2024 - jstage.jst.go.jp
There has been a growing interest in the application of radar technology to the monitoring of
humans and animals and their positions, motions, activities, and vital signs. Radar can be …

First noncontact millimeter‐wave radar measurement of heart rate in great apes: Validation in chimpanzees (Pan troglodytes)

T Matsumoto, I Iwata, T Sakamoto… - American Journal of …, 2024 - Wiley Online Library
Heart rate is a crucial vital sign and a valuable indicator for assessing the physical and
psychological condition of a target animal. Heart rate contributes to (1) fundamental …

Radar-based respiratory measurement of a rhesus monkey by suppressing nonperiodic body motion components

T Sakamoto, D Sanematsu, I Iwata… - IEEE Sensors …, 2023 - ieeexplore.ieee.org
In this letter, we propose a method to measure the respiration of a rhesus monkey using a
millimeter-wave radar system with an antenna array. Unlike humans, small animals are …

Radar-based noncontact measurement of heartbeat of humans and chimpanzees using millimeter-wave radar with topology method

I Iwata, T Sakamoto, T Matsumoto, S Hirata - arXiv preprint arXiv …, 2023 - arxiv.org
This study proposes a method to determine the filter parameters required for the topology
method, which is a radar-based noncontact method for measurement of heart inter-beat …

Outdoor noncontact respiratory measurements of unrestricted rhesus macaques (Macaca mulatta) using millimeter‐wave radar

T Minami, D Sanematsu, I Iwata… - American Journal of …, 2024 - Wiley Online Library
Respiration is an invaluable signal that facilitates the real‐time observation of physiological
dynamics. In recent years, the advancement of noncontact measurement technology has …

Non-invasive acquisition of vital data in anesthetized rats using laser and radar application

T Kawabe, S Kita, I Ohmura, R Michino… - Laboratory …, 2024 - journals.sagepub.com
The aim of this study was to verify the possibility of obtaining vital sign information using a
laser and radar sensor in a manner that is non-invasive and painless for test animals. A …

An accelerometry-based, low cost and non-invasive respiration monitoring in anesthetized mice

N Akashi, Y Miyagawa, H Kuno, M Eto… - Journal of Veterinary …, 2025 - jstage.jst.go.jp
Respiratory rate monitoring is essential especially for anesthetized animals in veterinary and
biomedical research. Current methods often rely on invasive or wearable devices, which can …

Non-contact respiratory measurements of outdoor-housed rhesus macaques (Macaca mulatta) using millimeter-wave radar systems

T Minami, D Sanematsu, I Iwata, T Sakamoto, M Myowa - bioRxiv, 2023 - biorxiv.org
Respiration is an invaluable signal that facilitates the real-time observation of physiological
dynamics. In recent years, the advancement of non-contact measurement technology has …

Combating Interference for Robust and Accurate Heart Rate Variability Monitoring via Millimeter-Wave Radar

T Li, Y Zhou, C Shi, P Chen - 2022 IEEE International …, 2022 - ieeexplore.ieee.org
Heart rate variability (HRV) monitoring using millimeter-wave radar has been exploited as a
promising research direction for daily health monitoring and supervision of patients with skin …