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1. KR1020210131104 - 바이오 인피던스 계측용 시스템

Office
Republic of Korea
Application Number 1020200049492
Application Date 23.04.2020
Publication Number 1020210131104
Publication Date 02.11.2021
Grant Number 102379568
Grant Date 28.03.2022
Publication Kind B1
IPC
A61B 5/053
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
BDIAGNOSIS; SURGERY; IDENTIFICATION
5Measuring for diagnostic purposes; Identification of persons
05Measuring for diagnosis by means of electric currents or magnetic fields
053Measuring electrical impedance or conductance of a portion of the body
A61B 5/00
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
BDIAGNOSIS; SURGERY; IDENTIFICATION
5Measuring for diagnostic purposes; Identification of persons
A61B 5/08
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
BDIAGNOSIS; SURGERY; IDENTIFICATION
5Measuring for diagnostic purposes; Identification of persons
08Measuring devices for evaluating the respiratory organs
CPC
A61B 5/053
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
BDIAGNOSIS; SURGERY; IDENTIFICATION
5Measuring for diagnostic purposes
05Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves 
053Measuring electrical impedance or conductance of a portion of the body
A61B 5/0809
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
BDIAGNOSIS; SURGERY; IDENTIFICATION
5Measuring for diagnostic purposes
08Detecting, measuring or recording devices for evaluating the respiratory organs
0809by impedance pneumography
A61B 5/7225
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
BDIAGNOSIS; SURGERY; IDENTIFICATION
5Measuring for diagnostic purposes
72Signal processing specially adapted for physiological signals or for diagnostic purposes
7225Details of analog processing, e.g. isolation amplifier, gain or sensitivity adjustment, filtering, baseline or drift compensation
A61B 5/7228
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
BDIAGNOSIS; SURGERY; IDENTIFICATION
5Measuring for diagnostic purposes
72Signal processing specially adapted for physiological signals or for diagnostic purposes
7228Signal modulation applied to the input signal sent to patient or subject; demodulation to recover the physiological signal
A61B 5/725
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
BDIAGNOSIS; SURGERY; IDENTIFICATION
5Measuring for diagnostic purposes
72Signal processing specially adapted for physiological signals or for diagnostic purposes
7235Details of waveform analysis
725using specific filters therefor, e.g. Kalman or adaptive filters
A61B 2560/0209
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
BDIAGNOSIS; SURGERY; IDENTIFICATION
2560Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
02Operational features
0204of power management
0209adapted for power saving
Applicants 울산과학기술원
Inventors 김재준
박찬샘
이광묵
최수빈
Agents 제일특허법인(유)
Title
(KO) 바이오 인피던스 계측용 시스템
Abstract
(KO) 실시예의 바이오 인피던스 계측용 시스템은 인체에 전류를 공급하는 전류 공급부와, 상기 인체로부터 나온 전압 중 DC 신호를 상쇄시켜 AC 신호를 추출하고, 상기 AC 신호를 증폭시켜 출력하는 ROIC를 포함할 수 있다. 실시예는 전력 효율을 향상시킬 수 있으며, 동시에 DC 임피던스 신호와 AC 임피던스 두 종류의 신호를 모두 이용할 수 있는 효율적인 시스템을 구현한 효과가 있다.
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