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Title:
BIOSIGNAL MEASUREMENT DEVICE, ELECTROENCEPHALOGRAPH, AND CONTROL METHOD
Document Type and Number:
WIPO Patent Application WO/2019/163374
Kind Code:
A1
Abstract:
A biosignal measurement device (10b) comprising: a first chopper amplification circuit (52a) that has input thereto biosignals detected by a measurement electrode (51a) in contact with a living body and is chopper-controlled on the basis of a first control signal (CS1); and a control unit (60) that selectively executes operation in a biosignal measurement mode in which the first control signal (CS1) at a first frequency is output to the first chopper amplification circuit (52a) and operation in a test mode in which the first control signal (CS1) at a different frequency to the first frequency is output to the first chopper amplification circuit (52a).

Inventors:
MATSUMOTO, Akinori
Application Number:
JP2019/002007
Publication Date:
August 29, 2019
Filing Date:
January 23, 2019
Export Citation:
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Assignee:
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD. (1-61, Shiromi 2-chome Chuo-ku, Osaka-sh, Osaka 07, 〒5406207, JP)
International Classes:
A61B5/0476; H03F3/38
Foreign References:
JP2018500146A2018-01-11
JP2011513019A2011-04-28
JP2016509515A2016-03-31
Attorney, Agent or Firm:
NII, Hiromori et al. (6F Tanaka Ito Pia Shin-Osaka Bldg., 3-10, Nishi Nakajima 5-chome, Yodogawa-ku, Osaka-cit, Osaka 11, 〒5320011, JP)
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