KR100849667B1 - 뇌파 및 맥파 신호 계측장치 - Google Patents
뇌파 및 맥파 신호 계측장치 Download PDFInfo
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- KR100849667B1 KR100849667B1 KR1020060116719A KR20060116719A KR100849667B1 KR 100849667 B1 KR100849667 B1 KR 100849667B1 KR 1020060116719 A KR1020060116719 A KR 1020060116719A KR 20060116719 A KR20060116719 A KR 20060116719A KR 100849667 B1 KR100849667 B1 KR 100849667B1
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- A—HUMAN NECESSITIES
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- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
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- A—HUMAN NECESSITIES
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Abstract
Description
Claims (6)
- 헤드폰형 뇌파 검출장치에 있어서,스피커(41)가 장착된 하우징(9,10);상기 하우징(9,10)으로부터 연장되며 일측 끝단에 걸림턱(12,13)을 형성한 탄성의 좌, 우측 고정대(5,6);상기 좌, 우측 고정대(5,6)와 하우징(9,10)의 일측에 구비되어 뇌파(EEG1, EEG2), 맥파(PPG1, PPG2, PPG3, PPG4), 가속도맥파(APPG1, APPG2, APPG3, APPG4), 접촉신호(ET1, ET2, ET3, ET4)를 검출하는 센싱수단;상기 좌, 우측 고정대(5,6) 간의 간격을 줄이기 위해 구비되는 연결부재(20);상기 센싱수단으로 검출된 뇌파(EEG1, EEG2), 맥파(PPG1, PPG2, PPG3, PPG4), 가속도맥파(APPG1, APPG2, APPG3, APPG4), 접촉신호(ET1, ET2, ET3, ET4)를 시간분할 방식으로 하나의 아날로그 신호로 변환하고, 각 시간 분할 위치에서 해당 아날로그 신호 크기를 펄스 위치 변조(PPM; Pulse Position Modulation)방식으로 디지탈 신호로 변환하는 변조부(70);상기 변조부(70)로부터 출력된 신호를 복원하는 복조부;를 포함하여 구성되는 것을 특징으로 하는 뇌파 및 맥파 신호 계측장치.
- 제 1항에 있어서, 상기 센싱수단은,복수개의 홀이 형성된 뇌파(EEG1, EEG2)를 감지하기 위한 전극(1,2,3,4)이 장착한 본체와,상기 본체 내부에 구비되어 맥파(PPG1, PPG2, PPG3, PPG4), 가속도맥파(APPG1, APPG2, APPG3, APPG4), 접촉신호(ET1, ET2, ET3, ET4)를 검출하는 근접센서를 탑재하여 구성되는 것을 특징으로 하는 뇌파 및 맥파 신호 계측장치.
- 제 2항에 있어서,상기 근접센서는,피부조직에 빛을 조사하는 LED(30)와 상기 피부조직으로부터 반사되는 빛의 양을 검출하는 포토다이오드(32)로 구성되어 맥파(PPG1, PPG2, PPG3, PPG4), 가속도맥파(APPG1, APPG2, APPG3, APPG4), 접촉신호(ET1, ET2, ET3, ET4)를 검출하는 것을 특징으로 하는 뇌파 및 맥파 신호 계측장치.
- 제 2항에 있어서,뇌파(EEG1, EEG2) 검출을 위해 상기 센싱수단을 피부조직에 면밀착시키되 밀착 진위여부는 근접센서의 접촉신호(ET1, ET2, ET3, ET4)로 판단하며, 상기 판단결과는 스피커(41)로 출력되는 것을 특징으로 하는 뇌파 및 맥파 신호 계측장치.
- 제 1항에 있어서,상기 하우징(9,10)은, 스피커(41)의 진동이 전극(1,2,3,4) 및 근접센서에 간섭되지 않도록 상기 스피커(41)와 대응되는 일측에 완충재(40)를 더 구비하는 것을 특징으로 하는 뇌파 및 맥파 신호 계측장치.
- 제 1항에 있어서,상기 변조부(70)는,뇌파(EEG1, EEG2), 맥파(PPG1, PPG2, PPG3, PPG4), 가속도맥파(APPG1, APPG2, APPG3, APPG4), 접촉신호(ET1, ET2, ET3, ET4)의 다채널 아날로그 신호를 한 채널의 아날로그신호로 변환하는 멀티플렉서(MUX)(71)와,상기 한 채널의 아날로그신호를 동일한 주파수로 샘플링하여 디지털신호로 변환하는 펄스 폭 변조부(PWM)(72)와,상기 멀티플렉서(MUX)(71)를 제어하기 위한 시간제어신호(80, 81, 82, 83)와 펄스 폭 변조부(PWM)(72)를 제어하는 시작 펄스(84)와 펄스 폭 한계를 지정하는 펄스(85)를 송출하는 시간제어회로(74)와,상기 디지털신호를 동기된 신호(87)로 변환하는 펄스 발생기(73)로 구성됨을 특징으로 하는 뇌파 및 맥파 신호 계측장치.
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101218203B1 (ko) * | 2011-03-31 | 2013-01-03 | (주)락싸 | 인체 장착형 센서셋 및 그 동작 방법 |
KR101218200B1 (ko) * | 2010-03-18 | 2013-01-03 | (주)락싸 | 인체 장착형 센서셋 및 그 동작 방법 |
KR20160107885A (ko) | 2015-03-06 | 2016-09-19 | 이효재 | 생각으로 열리는 잠금 장치 시스템 |
US10694997B2 (en) | 2015-01-21 | 2020-06-30 | Samsung Electronics Co., Ltd. | Apparatus for detecting biometric information of living body |
US11633157B2 (en) | 2019-12-20 | 2023-04-25 | Samsung Electronics Co., Ltd. | Photoplethysmogram (PPG) sensing module and device including the same |
Families Citing this family (5)
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KR101240475B1 (ko) * | 2011-05-25 | 2013-03-18 | (주)락싸 | 생체 신호 측정용 전극 구조체 |
KR101138740B1 (ko) * | 2011-07-19 | 2012-04-24 | 주식회사 소소 | 뇌파 검출 헤드셋 및 그 착용 여부 판단 방법 |
KR101440458B1 (ko) * | 2013-03-06 | 2014-09-18 | 한국표준과학연구원 | 뇌자도 및 뇌전도, 또는 심자도 및 심전도 검출을 위한 다채널 신호 검출 시스템 |
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KR102293735B1 (ko) | 2021-02-10 | 2021-08-27 | 주식회사 아이메디신 | 뇌파측정장치 |
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JP2002177231A (ja) | 2000-12-18 | 2002-06-25 | Nou Kinou Kenkyusho:Kk | 生体電極構造及び脳波測定用ヘッドギア |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101218200B1 (ko) * | 2010-03-18 | 2013-01-03 | (주)락싸 | 인체 장착형 센서셋 및 그 동작 방법 |
KR101218203B1 (ko) * | 2011-03-31 | 2013-01-03 | (주)락싸 | 인체 장착형 센서셋 및 그 동작 방법 |
US10694997B2 (en) | 2015-01-21 | 2020-06-30 | Samsung Electronics Co., Ltd. | Apparatus for detecting biometric information of living body |
KR20160107885A (ko) | 2015-03-06 | 2016-09-19 | 이효재 | 생각으로 열리는 잠금 장치 시스템 |
US11633157B2 (en) | 2019-12-20 | 2023-04-25 | Samsung Electronics Co., Ltd. | Photoplethysmogram (PPG) sensing module and device including the same |
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