公开(公告)号：US09131868B2

公开(公告)日：2015-09-15

申请号：US13564390

申请日：2012-08-01

申请人： Kazuki Kozuka ,  Shinobu Adachi ,  Koji Morikawa

发明人： Kazuki Kozuka ,  Shinobu Adachi ,  Koji Morikawa

IPC分类号： A61B5/04 ,  H04R29/00 ,  A61B5/0484 ,  H04R25/00

CPC分类号： A61B5/04845 ,  H04R25/70

摘要： The determination system includes a presented-speech sound control section for determining a speech sound to be presented to a user; auditory/visual stimulation presentation sections for presenting the determined speech sound as an audio/a character; a group-wise summation section for taking a summation of an event-related potential of an electroencephalogram signal of the user for each group of speech sounds; a first determination section for, from the event-related potential having been subjected to summation for each group, making a group-by-group determination of comfortableness as to whether the user is comfortably hearing to the speech sound, to at least determine whether the user is listening to the speech sound with strife, or to determine whether the user is annoyed by the speech sound; and a second determination section for, from the event-related potential, making a speech sound-by-speech sound determination of intelligibility as to whether the user is clearly hearing the speech sound.

摘要翻译： 确定系统包括用于确定要呈现给用户的语音的呈现语音声音控制部分; 用于将确定的语音作为音频/字符呈现的听觉/视觉刺激呈现部分; 用于对每组语音进行用户的脑波信号的事件相关电位的总和的组合求和部分; 第一确定部分，用于从事件相关电位经过每个组的求和，对用户是否舒适地听到语音进行逐个群组的确定，至少确定是否 用户正在紧张地听声音，或者确定用户是否因语音而烦恼; 以及第二确定部分，用于从事件相关电位，对用户是否清楚地听到语音的可懂度进行语音逐个声音确定。

公开(公告)号：US09044157B2

公开(公告)日：2015-06-02

申请号：US13561336

申请日：2012-07-30

申请人： Shinobu Adachi ,  Koji Morikawa ,  Yumiko Kato ,  Kazuki Kozuka

发明人： Shinobu Adachi ,  Koji Morikawa ,  Yumiko Kato ,  Kazuki Kozuka

IPC分类号： H04R29/00 ,  A61B5/0484

CPC分类号： A61B5/04845

摘要： In an exemplary assessment system of speech sound listening, an output section presents a speech sound to a user as an auditory stimulation; a positive component determination section determines whether a positive component appears in an event-related potential of an electroencephalogram signal of the user in a range from 600-900 ms from a starting point, the starting point being a point in time at which the speech sound is presented, and outputs an assessment result as to whether the user is listening to the speech sound with strife or not; and a negative component determination section determines whether a negative component appears in the event-related potential in a range from 100-300 ms from a starting point, the starting point being the point in time at which the speech sound is presented, and outputs an assessment result as to whether the user is annoyed by the speech sound or not.

摘要翻译： 在语音听力的示例性评估系统中，输出部分向用户呈现语音作为听觉刺激; 正分量确定部分确定在从起始点开始的600-900ms的范围内，用户的脑波信号的事件相关电位中是否出现正分量，起始点是语音的时间点 并且输出关于用户是否正在以不争的方式收听语音的评估结果; 并且负分量确定部分确定在起始点是呈现语音的时间点的起始点是在100-300ms的范围内的事件相关电位中是否出现负分量，并输出一个 关于用户是否因语音而烦恼的评估结果。

公开(公告)号：US08185193B2

公开(公告)日：2012-05-22

申请号：US12374879

申请日：2008-06-10

申请人： Koji Morikawa ,  Shinobu Adachi

发明人： Koji Morikawa ,  Shinobu Adachi

IPC分类号： A61B5/0482

CPC分类号： G06F3/015

摘要： An electroencephalogram interface system includes a biological signal detection section for detecting an electroencephalogram signal from a user and a control section for distinguishing a component of an event-related potential and causing a device to operate based on the distinguished event-related potential. An activation apparatus activates the control section and an output section for presenting a visual stimulation which flickers with a predetermined frequency based on a signal from the activation apparatus. The activation apparatus includes: a frequency analysis section for analyzing a frequency component of the electroencephalogram signal and detecting an intensity corresponding to the predetermined frequency; and a determination section for comparing the detected intensity of the predetermined frequency and a predetermined threshold, and if the intensity of the predetermined frequency is equal to or greater than a predetermined threshold, activating the control section.

摘要翻译： 脑电波接口系统包括用于检测来自用户的脑波信号的生物信号检测部分和用于区分事件相关电位的分量并使得器件基于识别的事件相关电位进行操作的控制部分。 激活装置激活控制部分和输出部分，用于呈现基于来自激活装置的信号以预定频率闪烁的视觉刺激。 激活装置包括：频率分析部分，用于分析脑波信号的频率分量并检测与预定频率相对应的强度; 以及确定部分，用于比较所检测的预定频率的强度和预定阈值，并且如果预定频率的强度等于或大于预定阈值，则启动控制部分。

公开(公告)号：US20110188664A1

公开(公告)日：2011-08-04

申请号：US13085806

申请日：2011-04-13

申请人： Koji MORIKAWA ,  Shinobu Adachi

发明人： Koji MORIKAWA ,  Shinobu Adachi

IPC分类号： H04R29/00

CPC分类号： A61B5/04845 ,  A61B5/7225 ,  G10L2021/065 ,  H04R25/70

摘要： An adjustment device for a hearing aid includes: an audio extraction section for, through an acoustic process of a collected audio signal, utilizing information of a phoneme or syllable contained in the audio signal to output time information, the time information identifying a point of uttering the phoneme or syllable; an electroencephalogram measurement section for measuring an electroencephalogram signal of a user; a determination section for determining a difficulty of hearing of the phoneme or syllable by relying on an event-related potential in the electroencephalogram signal based on the identified point of uttering the phoneme or syllable as a starting point; a phoneme identification section for, when a plurality of phonemes or syllables are determined as difficult to hear, identifying a chronologically preceding phoneme or syllable among them to be difficult to hear; and a gain adjustment section for, with respect to the phoneme or syllable identified by the phoneme identification section, determining a gain adjustment method based on a type of the phoneme or syllable, and adjusting a gain for the phoneme or syllable in accordance with the determined gain adjustment method.

摘要翻译： 用于助听器的调节装置包括：音频提取部分，用于通过收集的音频信号的声学过程利用包含在音频信号中的音素或音节的信息来输出时间信息，时间信息识别发音点 音素或音节; 脑波测量部分，用于测量用户的脑波信号; 确定部分，用于基于识别出的音素或音节点作为起点，通过依靠脑波信号中的事件相关电位来确定音素或音节的听觉难度; 一个音素识别部分，当确定难以听到的多个音素或音节时，识别其中难以听到的按时间顺序排列的先前音素或音节; 以及增益调整部分，用于相对于由音素识别部分识别的音素或音节，基于音素或音节的类型确定增益调整方法，并根据确定的音调或音节调整音素或音节的增益 增益调整方法。

公开(公告)号：US20090247895A1

公开(公告)日：2009-10-01

申请号：US12095422

申请日：2007-11-14

申请人： Koji Morikawa ,  Shinobu Adachi

发明人： Koji Morikawa ,  Shinobu Adachi

IPC分类号： A61B5/0484 ,  A61B5/0476

CPC分类号： A61B5/04842 ,  A61B5/04845 ,  G06F3/015

摘要： In a system having an interface utilizing electroencephalograms, a user's burden of calibration for accurately measuring electroencephalograms is eliminated, and it becomes possible to maintain a high distinction accuracy of electroencephalograms.An electroencephalogram interface (IF) system 1 includes an electroencephalogram IF section (13) for distinguishing a request of a user based on electroencephalograms, and identifies a function which is in accordance with the request. An electroencephalogram distinction method adjustment apparatus (2, 50) includes: an analysis section (14, 52) for detecting a change in a characteristic quantity of a stimulation given to the user, thus detecting a change in the stimulation; a storage section (15) for storing a waveform of an event-related potential during a period after a point in time when the change in the stimulation is detected; an extraction section (16) for extracting a characteristic quantity of the user based on the stored waveform; and an adjustment section (17) for, based on the extracted characteristic quantity, adjusting in the electroencephalogram IF section (13) a distinction method for a request based on an electroencephalogram signal.

摘要翻译： 在具有利用脑电图的界面的系统中，消除了用户对精确测量脑电图的校准负担，并且可以保持脑电图的高区别精度。 脑电波接口（IF）系统1包括用于基于脑电图区分用户的请求的脑电图IF部分（13），并且识别符合该请求的功能。 脑电波分辨方法调节装置（2,50）包括：分析部（14,52），用于检测给予用户的刺激特征量的变化，从而检测刺激的变化; 存储部（15），用于在检测到所述刺激变化的时间点之后的期间内存储事件相关电位的波形; 提取部分，用于基于所存储的波形提取用户的特征量; 以及基于所提取的特征量，调整部分（17），在脑电图部分（13）中调整基于脑波信号的请求的区别方法。

公开(公告)号：US07536270B2

公开(公告)日：2009-05-19

申请号：US11319082

申请日：2005-12-27

申请人： Koji Morikawa ,  Shouichi Araki ,  Shinobu Adachi

发明人： Koji Morikawa ,  Shouichi Araki ,  Shinobu Adachi

IPC分类号： G01D1/00 ,  G06F15/00

CPC分类号： A61B5/04 ,  Y10S707/99945 ,  Y10S707/99948

摘要： A response content determination section determines a response content in response to a request from a user which is received by an input section, and an output section outputs the response content. A biological signal detection section measures a biological signal of the user from an output timing of the output section as a starting point, and a disappointment judgment section judges, based on the biological signal, whether or not the response content matches the request of the user.

摘要翻译： 响应内容确定部分响应于由输入部分接收的来自用户的请求来确定响应内容，并且输出部分输出响应内容。 生物信号检测部根据输出部的输出定时作为起点测量使用者的生物体信号，失望判断部根据生物信号判断响应内容是否与用户的请求一致 。

公开(公告)号：US20080097719A1

公开(公告)日：2008-04-24

申请号：US11666241

申请日：2006-06-21

申请人： Shinobu Adachi ,  Koji Morikawa

发明人： Shinobu Adachi ,  Koji Morikawa

IPC分类号： G06F3/01 ,  A61B5/0476 ,  A61B5/16

CPC分类号： A61B5/04842 ,  A61B5/0482 ,  Y10S707/99945 ,  Y10S707/99948

摘要： A judgment section (200) judges the presence or absence of a specific event-related potential in an event-related potential of user's (50) electroencephalogram measured by a biological signal detection section (101). A judgment standard storage section (203) stores a plurality of judgment standards according to the number of occurrences of the specific event-related potential. A user's state judging section (201) obtains the number of occurrences of the specific event-related potential by referring to a judgment result storage section (20) and selects any of the judgment standards in the judgment standard storage section (203) according to the obtained number of occurrences thereof for judgment.

摘要翻译： 判断部（200）判断由生物信号检测部（101）测定的用户（50）脑电图的事件相关电位中存在或不存在特定事件相关电位。 判断标准存储部（203）根据特定事件相关电位的发生次数来存储多个判定基准。 用户状态判断部（201）通过参照判断结果存储部（20）取得特定事件相关电位的发生次数，并根据该判定结果存储部（20）选择判断标准存储部（203）中的判定标准 获得的出现次数用于判断。

公开(公告)号：US20070266273A1

公开(公告)日：2007-11-15

申请号：US11666911

申请日：2005-10-31

申请人： Shinobu Adachi ,  Koji Morikawa

发明人： Shinobu Adachi ,  Koji Morikawa

IPC分类号： G06F11/00

CPC分类号： G06F3/015 ,  A61B5/0476 ,  A61B5/16

摘要： An input section (101) receives a manipulation input of a user (50). A biological signal detection section (102) measures an event-related potential of electroencephalogram of the user (50). An operation error judgment section (103) judges using the event-related potential of the electroencephalogram of the user (50) at around 300 ms from a timing when the input section (101) receives the manipulation input as a starting point whether or not the manipulation input is due to an operation error of the user. An equipment operation control section (104) determines an operation of an equipment (1) based on a result of judgment by the operation error judgment section (103).

摘要翻译： 输入部（101）接收用户（50）的操作输入。 生物信号检测部（102）测量用户（50）的脑电图的事件相关电位。 操作错误判定部（103）从输入部（101）接收到操作输入的时刻起，作为起点，从大约300ms开始，判断使用者（50）的脑电图的事件相关电位。 操作输入是由于用户的操作错误。 设备运行控制部（104）根据操作错误判定部（103）的判断结果，判定设备（1）的动作。

公开(公告)号：US08914100B2

公开(公告)日：2014-12-16

申请号：US13435314

申请日：2012-03-30

申请人： Shinobu Adachi ,  Jun Ozawa ,  Yoshihisa Terada ,  Koji Morikawa

发明人： Shinobu Adachi ,  Jun Ozawa ,  Yoshihisa Terada ,  Koji Morikawa

IPC分类号： A61B5/04 ,  A61B5/048

CPC分类号： A61B5/048 ,  A61B2560/0276

摘要： An exemplary electroencephalogram measurement system includes: a frequency analysis section for, analyzing a frequency power of the electroencephalogram signal of a user with respect to each set of a reference electrode and a measurement electrode; an insufficient electrode determination section for, through comparison of the analyzed frequency power against a first threshold value, distinguishing whether a state of attachment of each electrode is sufficient or not; and an insufficiency cause estimation section for determining the number of insufficient electrodes distinguished as insufficiently worn, determining a position at which each insufficient electrode is in contact with the user, and estimating a cause for the insufficient state of attachment of the insufficient electrode or electrodes that corresponds to the determined number of insufficient electrodes and position of each insufficient electrode by referring to insufficiency pattern data.

摘要翻译： 示例性脑波测量系统包括：频率分析部分，用于分析用户相对于每组参考电极和测量电极的脑电波信号的频率功率; 不足的电极确定部分，用于通过比较分析的频率功率与第一阈值，区分每个电极的附着状态是否足够; 以及用于确定被识别为不充分磨损的不充分电极的数量的不足原因估计部，确定每个不充分电极与用户接触的位置，以及估计不足的电极或电极的不充分状态的原因， 通过参照不完全的图案数据，对应于确定的电极数不足和各不足电极的位置。

公开(公告)号：US08792975B2

公开(公告)日：2014-07-29

申请号：US13408091

申请日：2012-02-29

申请人： Yumiko Kato ,  Shinobu Adachi ,  Yoshihisa Terada ,  Koji Morikawa

发明人： Yumiko Kato ,  Shinobu Adachi ,  Yoshihisa Terada ,  Koji Morikawa

IPC分类号： A61B5/04

CPC分类号： A61B5/0478 ,  A61B5/048 ,  A61B5/04845 ,  A61B5/7203 ,  A61B5/726

摘要： An electroencephalogram measurement apparatus includes: an electroencephalogram measurement section for measuring an electroencephalogram of a user by using a plurality of electrodes; an electro-acoustic transducer for presenting an acoustic signal to the user, the electro-acoustic transducer being in a vicinity of at least one electrode among the plurality of electrodes while the electroencephalogram measurement section is worn by the user; an amplitude envelope extraction section for extracting an amplitude envelope of the acoustic signal presented by the electro-acoustic transducer; a frequency analysis section for applying a frequency analysis to the amplitude envelope extracted by the amplitude envelope extraction section; and a noise estimation section for estimating an electrical noise which is mixed at the at least one electrode by using a previously provided set of transform rules and the extracted amplitude envelope.

摘要翻译： 脑波测量装置包括：脑波测量部分，用于通过使用多个电极来测量用户的脑电图; 用于向用户呈现声信号的电声换能器，所述电声换能器在所述多个电极中的至少一个电极附近，而所述脑波测量部分由所述用户佩戴; 振幅包络提取部，用于提取由所述电声换能器呈现的声信号的振幅包络; 频率分析部分，用于对由振幅包络提取部分提取的振幅包络进行频率分析; 以及噪声估计部分，用于通过使用先前提供的一组变换规则和所提取的振幅包络来估计在所述至少一个电极处混合的电噪声。