Title:
METHOD AND DEVICE FOR MEASURING BIOSIGNAL BY USING ELECTRODE
Document Type and Number:
WIPO Patent Application WO/2020/145494
Kind Code:
A1
Abstract:
Disclosed in various embodiments of the present invention are a method and a device comprising: a first electrode, a second electrode and a third electrode which make contact with the body of a user; an instrumentation amplifier for differentially amplifying signals received from the first electrode and the second electrode; a feedback amplifier for feeding back feedback noise to the body of the user through the third electrode; and a control circuit, wherein the control circuit is configured to analyze a noise level by using a biosignal obtained from the instrumentation amplifier, and control the gain of the feedback amplifier on the basis of the result of the analysis. Various embodiments are possible.
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Inventors:
LEE SUHO (KR)
KIM YOUNGHYUN (KR)
KIM YOUNGHYUN (KR)
Application Number:
PCT/KR2019/014306
Publication Date:
July 16, 2020
Filing Date:
October 28, 2019
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
A61B5/04; A61B5/00
Foreign References:
| KR20120102444A | 2012-09-18 | |||
| KR20030063640A | 2003-07-31 | |||
| KR20090034647A | 2009-04-08 | |||
| KR20160066081A | 2016-06-10 | |||
| US20050215916A1 | 2005-09-29 |
Attorney, Agent or Firm:
YOON & LEE INTERNATIONAL PATENT & LAW FIRM (KR)
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