Electromagnetic compatibility of 400 MHz radio communications in hospitals: Safety management of wireless medical telemetry

K Ishida, I Wu, K Gototh, Y Matsumoto - Journal of Medical Systems, 2020 - Springer
The electromagnetic compatibility (EMC) of 400 MHz radio communications is an issue of
growing interest, especially the EMC of wireless medical telemetry (WMT) in clinical settings …

Novel estimation technique for the carrier-to-noise ratio of wireless medical telemetry using software-defined radio with machine-learning

I Kai - Scientific Reports, 2023 - nature.com
In this study, we developed a novel machine-learning model to estimate the carrier-to-noise
ratio (CNR) of wireless medical telemetry (WMT) using time-domain waveform data …

Electromagnetic Compatibility Issues in 400-MHz-Band Wireless Medical Telemetry Systems and Their Management Using Simplified Methods for Safe Operation

K Ishida, K Fujii, E Hanada - Journal of Medical Systems, 2024 - Springer
Wireless medical telemetry systems (WMTSs) are typical radio communication–based
medical devices that monitor various biological parameters, such as electrocardiograms and …

Measurement System for Electromagnetic Environment in Medicine using SDR with Machine Learning

K Ishida, M Matsuzuki, N Arisaka… - 2024 International …, 2024 - ieeexplore.ieee.org
Managing the electromagnetic environment in medicine is important for establishing a good
reception of wireless communications. However, introducing measurement devices of …

Electromagnetic Disturbance Issues in 400 MHz Wireless Medical Telemetry Systems and Its Countermeasures for Safety Operation

K Ishida, K Fujii, E Hanada - … of the International Union of Radio …, 2023 - ieeexplore.ieee.org
A wireless medical telemetry system (WMTS) is typical medical device that use radio
communications and monitor various biological parameters. In Japan, the frequency band of …

[PDF][PDF] Novel Estimation Technique for the Carrier-to-Noise Ratio of Wireless Medical Telemetry Using Software-De ned Radio with Machine-Learning

K Ishida - assets-eu.researchsquare.com
In this study, we developed a novel machine-learning model to estimate the carrier-to-noise
ratio (CNR) of wireless medical telemetry (WMT) using time-domain waveform data …

Study of Evaluation Method on Electromagnetic Environment for Safe Introduction of Wandering Sensing Systems Operable in Medical Field

K Fujii, K Kishimoto, M Inoue - 2020 14th International …, 2020 - ieeexplore.ieee.org
It is known that wandering sensing systems (WSSs) that are beginning to be introduced into
medical fields affect wireless medical telemetry systems (WMTSs). We evaluated the safe …

医用テレメータに搭載された簡易スペクトラムアナライザ機能に関する基礎的研究

石田開 - 医療機器学, 2020 - jstage.jst.go.jp
抄録 The management of the electromagnetic environment is important for the safe
operation of a wireless medical telemeter (WMT). The spectrum analyzer (SA) has been …

医用テレメータ受信機で発生する相互変調に関する研究

石田開 - 医療機器学, 2022 - jstage.jst.go.jp
抄録 Passive intermodulation may generate when two signals are input in the receiver and is
an issue that threatens wireless communications. It has been recommended that medical …

医療機関における簡易電波環境測定手法の提案

石田開 - 生体医工学, 2021 - jstage.jst.go.jp
抄録 医用テレメータを安心かつ安全に運用するためには, 電波環境の管理が極めて重要と言える.
具体的には自施設内におけるチャネルの管理のみならず, 近年では, 他施設からの電波受信や …