JP2012183292A - 準備電位基盤の脳とコンピューター間のインターフェース装置および方法 - Google Patents
準備電位基盤の脳とコンピューター間のインターフェース装置および方法 Download PDFInfo
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- JP2012183292A JP2012183292A JP2011232461A JP2011232461A JP2012183292A JP 2012183292 A JP2012183292 A JP 2012183292A JP 2011232461 A JP2011232461 A JP 2011232461A JP 2011232461 A JP2011232461 A JP 2011232461A JP 2012183292 A JP2012183292 A JP 2012183292A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/369—Electroencephalography [EEG]
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/038—Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/369—Electroencephalography [EEG]
- A61B5/372—Analysis of electroencephalograms
- A61B5/374—Detecting the frequency distribution of signals, e.g. detecting delta, theta, alpha, beta or gamma waves
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/369—Electroencephalography [EEG]
- A61B5/375—Electroencephalography [EEG] using biofeedback
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7235—Details of waveform analysis
- A61B5/7264—Classification of physiological signals or data, e.g. using neural networks, statistical classifiers, expert systems or fuzzy systems
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/011—Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
- G06F3/015—Input arrangements based on nervous system activity detection, e.g. brain waves [EEG] detection, electromyograms [EMG] detection, electrodermal response detection
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/242—Detecting biomagnetic fields, e.g. magnetic fields produced by bioelectric currents
- A61B5/245—Detecting biomagnetic fields, e.g. magnetic fields produced by bioelectric currents specially adapted for magnetoencephalographic [MEG] signals
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- 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
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6813—Specially adapted to be attached to a specific body part
- A61B5/6814—Head
-
- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H50/00—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics
- G16H50/20—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for computer-aided diagnosis, e.g. based on medical expert systems
Abstract
【解決手段】脳波検出装置を通じて測定された準備電位信号を前処理する前処理部210と、前記前処理された準備電位信号から雑音を除去する雑音除去部220と、前記雑音の除去された準備電位信号の強度、位相、発生場所、発生時点のうちのいずれか1種以上を計算してユーザーの意図と関連する特徴を抽出する信号処理部230と、前記抽出されたデータがどのような動作のためのものであるかを分類するデータ分類部240と、を備えることを特徴とする脳とコンピューター間のインターフェース装置200。
【選択図】図7
Description
Claims (8)
- 脳波検出装置を通じて測定された準備電位信号を前処理する前処理部と、
前記前処理された準備電位信号から雑音を除去する雑音除去部と、
前記雑音の除去された準備電位信号の強度、位相、発生場所、発生時点のうちのいずれか1種以上を計算してユーザーの意図と関連する特徴を抽出する信号処理部と、
前記抽出されたデータがどのような動作のためのものであるかを分類するデータ分類部と、
を備えることを特徴とする脳とコンピューター間のインターフェース装置。 - 前記前処理部は、
低域通過フィルタ(low−pass filter)、高域通過フィルタ(high−pass filter)、帯域通過フィルタ(band−pass filter)のうちのいずれか1種を備えることを特徴とする請求項1に記載の脳とコンピューター間のインターフェース装置。 - 前記雑音除去部は、
前記準備電位に混入されている雑波を除去する独立成分分析法(ICA)を行うことを特徴とする請求項1に記載の脳とコンピューター間のインターフェース装置。 - 前記雑音除去部は、
前記準備電位信号に混入されている雑波を除去し、前記準備電位信号のみを抽出する主成分分析法(PCA)を行うことを特徴とする請求項1に記載の脳とコンピューター間のインターフェース装置。 - 前記分類された情報を入力されて、前記分類された情報に基づいてユーザーが意図する動作を区分するコンピューター装置
をさらに備えることを特徴とする請求項1に記載の脳とコンピューター間のインターフェース装置。 - 脳波検出装置を通じて測定された準備電位信号を前処理するステップと、
前記前処理された準備電位信号から雑音を除去するステップと、
前記雑音の除去された準備電位信号の強度、位相、発生場所、発生時点のうちのいずれか1種以上を計算してユーザーの意図と関連する特徴を抽出するステップと、
前記抽出されたデータがどのような動作のためのものであるかを分類するステップと、
前記分類された情報に基づいてユーザーが意図する動作を区分してコンピューターの動作を制御するステップと、
を含むことを特徴とする脳とコンピューター間のインターフェース装置。 - 前記雑音除去ステップにおいては、
前記準備電位に混入されている雑波を除去する独立成分分析法(ICA)が行われることを特徴とする請求項6に記載の脳とコンピューター間のインターフェース装置。 - 前記雑音除去ステップにおいては、
前記準備電位信号に混入されている雑波を除去し、前記準備電位信号のみを抽出する主成分分析法(PCA)が行われることを特徴とする請求項6に記載の脳とコンピューター間のインターフェース装置。
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KR1020110019130A KR101238780B1 (ko) | 2011-03-03 | 2011-03-03 | 준비전위기반 뇌-컴퓨터 인터페이스 장치 및 방법 |
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JP2016067922A (ja) * | 2014-09-25 | 2016-05-09 | エスエヌユー アールアンドディービー ファウンデーション | ブレイン−マシンインタフェース装置および方法 |
JP2018047737A (ja) * | 2016-09-20 | 2018-03-29 | 日産自動車株式会社 | 運転者意図特定方法及び運転者意図特定装置 |
JP2018520821A (ja) * | 2015-06-12 | 2018-08-02 | メディアナ カンパニ− リミテッド | 自動心肺蘇生装置 |
JP2018122694A (ja) * | 2017-01-31 | 2018-08-09 | 日産自動車株式会社 | 運転支援方法及び運転支援装置 |
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JP5356490B2 (ja) | 2013-12-04 |
KR20120100320A (ko) | 2012-09-12 |
US20120226185A1 (en) | 2012-09-06 |
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