Electroencephalographic data analysis system, information processing terminal, electronic device, and method of presenting information for dementia examination

Abstract

An electronic device to acquire and analyze electroencephalogram data of the subject includes a cognitive function examination control section that presents examination data used for a cognitive function examination of the subject at the time of executing an operation having a different purpose from that of an electroencephalogram measurement, and a cognitive function analysis section that extracts an index of a cognitive function of the subject from electroencephalogram data of the subject measured when presenting examination data.

1 . An electroencephalogram data analysis system comprising:
 a measurement section that outputs electroencephalogram data of a subject; and   an analysis section that analyzes the electroencephalogram data, wherein   the measurement section includes:
 an electroencephalogram data acquisition section for acquiring the electroencephalogram data; and 
 a communication section that transmits the electroencephalogram data acquired by the electroencephalogram data acquisition section, 
   the analysis section includes:
 an electroencephalogram examination control section that presents to the subject examination data used for an electroencephalogram measurement examination of the subject at a time of executing an operation having a purpose different from that of the electroencephalogram measurement; and 
 an electroencephalogram analysis section that extracts and analyzes a potential waveform occurring in relation to occurrence of an event of the subject from the electroencephalogram data of the subject from the measurement section when presenting the examination data, 
   the measurement section comprises an information input device provided with the electroencephalogram data acquisition section, and   the analysis section comprises an information processing device that operates according to operation information input from the information input device.   
     
     
         2 . The electroencephalogram data analysis system according to  claim 1 , wherein
 the examination data has first data related to the subject and second data different from the first data, and   a frequency of presentation of the first data is different from that of the second data.   
     
     
         3 . The electroencephalogram data analysis system according to  claim 1 , wherein
 the potential waveform occurring in relation to occurrence of an event is a time since a peak of a third waveform of an event-related potential in a positive direction is presented till the peak appears.   
     
     
         4 . The electroencephalogram data analysis system according to  claim 1 , wherein
 the time of executing an operation having a purpose different from that of the electroencephalogram measurement for the subject is a time of receiving an incoming call.   
     
     
         5 . The electroencephalogram data analysis system according to  claim 1 , wherein
 a frequency of presentation of the examination data can be set at any frequency, and   the analysis section further includes an examination data creation section configured to set the frequency of presentation.   
     
     
         6 . The electroencephalogram data analysis system according to  claim 1 , wherein
 the analysis section further includes a notification section configured to notify at least a person other than the subject of a result made by the electroencephalogram analysis section.   
     
     
         7 . The electroencephalogram data analysis system according to  claim 1 , wherein
 the measurement section is glasses or sunglasses provided with the electroencephalogram data acquisition section.   
     
     
         8 . The electroencephalogram data analysis system according to  claim 1 , wherein
 the measurement section is a headphone provided with the electroencephalogram data acquisition section.   
     
     
         9 . The electroencephalogram data analysis system according to  claim 1 , wherein
 the measurement section is a hearing aid provided with the electroencephalogram data acquisition section.   
     
     
         10 . An information processing terminal comprising:
 a housing;   a screen that is provided on a front surface of the housing; and   an electroencephalogram data acquisition section for acquiring electroencephalogram data of a subject, wherein   an inside of the housing is provided with:
 an electroencephalogram examination control section that presents to the subject examination data used for an electroencephalogram measurement examination of the subject at a time of executing an operation having a purpose different from that of the electroencephalogram measurement; 
 an electroencephalogram analysis section that extracts and analyzes a potential waveform occurring in relation to occurrence of an event of the subject from the electroencephalogram data of the subject acquired by the electroencephalogram data acquisition section when recognizing the examination data; 
 a call section; and 
 a task data storage section that stores data of a face image of a caller, and 
   when the call section receives an incoming call, the electroencephalogram examination control section displays an image based on the examination data including the data of the face image of the incoming caller on the screen.   
     
     
         11 . An information processing terminal comprising:
 a housing;   a screen that is provided on a front surface of the housing;   a speaker that outputs a voice; and   an electroencephalogram data acquisition section for acquiring the electroencephalogram data, wherein   an inside of the housing is provided with:
 an electroencephalogram examination control section that presents to the subject examination data used for an electroencephalogram measurement examination of the subject at a time of executing an operation having a purpose different from that of the electroencephalogram measurement; 
 an electroencephalogram analysis section that extracts and analyzes a potential waveform occurring in relation to occurrence of an event of the subject from the electroencephalogram data of the subject acquired by the electroencephalogram data acquisition section when presenting the examination data; 
 a call section; and 
 a data storage section that stores voice data related to a caller, and 
   when the call section receives an incoming call, the electroencephalogram examination control section outputs the voice based on the examination data including the voice data related to the incoming caller to the speaker.   
     
     
         12 . The information processing terminal according to  claim 10 , wherein
 the task data storage section further stores a non-face image different from the face image, and   the electroencephalogram examination control section presents examination data in which the number of times of display of the non-face image is more than the number of times of display of the face image.   
     
     
         13 . The information processing terminal according to  claim 10 , wherein
 the electroencephalogram data acquisition section comprises at least one electroencephalogram detection sensor disposed on at least one of a side surface, a back surface, and a front surface or any combination of them of the housing.   
     
     
         14 . The information processing terminal according to  claim 10 , wherein
 the electroencephalogram data acquisition section is a communication section that receives the electroencephalogram data transmitted from another device different from the information processing terminal via wireless network.   
     
     
         15 . The information processing terminal according to  claim 10 , wherein
 the examination data has first data related to the subject and second data different from the first data, and   a frequency of presentation of the first data is different from that of the second data.   
     
     
         16 . An electronic device including a housing and a screen provided on a front surface of the housing, comprising at least one electroencephalogram measurement electrode that is provided on at least one of side surfaces, a back surface, and a front surface or any combination of them of the housing, wherein
 an inside of the housing is provided with a control device that presents examination data used for an electroencephalogram measurement examination of the subject at a time of executing an operation having a purpose different from that of the electroencephalogram measurement by the subject, and extracts and analyzes a potential waveform occurring in relation to occurrence of an event of the subject from the electroencephalogram data of the subject when the examination data is presented.   
     
     
         17 . An electronic device that acquires and analyzes electroencephalogram data of a subject, comprising:
 an electroencephalogram examination control section that presents to the subject examination data used for an electroencephalogram measurement examination of the subject at a time of executing an operation having a purpose different from that of an electroencephalogram measurement; and   an electroencephalogram analysis section that extracts a potential waveform occurring in relation to occurrence of an event of the subject from the electroencephalogram data of the subject measured when presenting the examination data, wherein   the electronic device further comprises a notification section that notifies a person concerned of the subject registered in advance of a result of comparison when the result of comparison of the electroencephalogram analysis section satisfies a predetermined notification criterion.   
     
     
         18 . An electronic device that acquires and analyzes electroencephalogram data of a subject, comprising:
 an electroencephalogram examination control section that presents to the subject examination data used for an electroencephalogram measurement examination of the subject at a time of executing an operation having a purpose different from that of an electroencephalogram measurement; and   an electroencephalogram analysis section that extracts and analyzes a potential waveform occurring in relation to occurrence of an event of the subject from the electroencephalogram data of the subject measured when presenting the examination data, wherein   the electronic device further comprises a priority sensory analysis section that extracts a predicate included in at least one of utterance contents and outgoing mails which are performed by the subject in the past, calculates a frequency of use of visual expressions and a frequency of use of auditory expressions indicated in the predicate, determines the use of a visual stimulus as a type of stimulus of the examination data to be presented to the subject when the frequency of use of the visual expressions is more, and determines the use of an auditory stimulus as the type of stimulus of the examination data to be presented to the subject when the frequency of use of the auditory expressions is more.   
     
     
         19 . The electronic device according to  claim 16 , wherein
 the examination data has first data related to the subject and second data different from the first data, and   a frequency of presentation of the first data is different from that of the second data.   
     
     
         20 . The electronic device according to  claim 16 , wherein
 the time of executing an operation having a purpose different from that of the electroencephalogram measurement for the subject is a time of receiving an incoming call.   
     
     
         21 . The electronic device according to  claim 17 , further comprising an analysis data storage section that stores electroencephalogram analysis data calculated in advance for comparison with the electroencephalogram data of the subject, wherein
 the electroencephalogram analysis section outputs a comparison result of a potential waveform occurring in relation to occurrence of an event of the subject extracted from the electroencephalogram data and the electroencephalogram analysis data.   
     
     
         22 . A presentation device for presenting information for an electroencephalogram analysis examination to be executed by an electronic device having a screen and a call function, the presentation device comprising:
 an incoming call section for receiving a call; and   a presentation section for presenting information on a caller of the call at random as information for the electroencephalogram analysis examination during execution of an operation for notifying a user of the electronic device of an incoming call.   
     
     
         23 . The presentation device for presenting information for an electroencephalogram analysis examination according to  claim 22 , wherein
 the information on the caller of the call is a face image of the caller,   the information for the electroencephalogram analysis examination includes the face image and an image other than the face image, and   the presentation section displays the information for the electroencephalogram analysis examination on the screen to cause an appearance frequency of the face image to be lower than the appearance frequency of the image other than the face image during execution of the operation for notifying the user of the electronic device of the incoming call.   
     
     
         24 . The presentation device for presenting information for an electroencephalogram analysis examination according to  claim 22 , wherein
 the electronic device comprises a speaker,   the information on the caller of the call is a voice reading a name of the caller,   the information for the electroencephalogram analysis examination is the voice and a predetermined ringtone, and   the presentation section outputs the information for the electroencephalogram analysis examination from the speaker of the electronic device to cause an appearance frequency of the voice to be lower than the appearance frequency of the predetermined ringtone during execution of the operation for notifying the user of the electronic device of the incoming call.   
     
     
         25 . The presentation device for presenting information for an electroencephalogram analysis examination according to  claim 22 , wherein
 the information for an electroencephalogram analysis examination has first data related to the user of the electronic device and second data different from the first data, and   a frequency of presentation of the first data is different from that of the second data.   
     
     
         26 . An electroencephalogram data analysis system comprising:
 a measurement section that outputs electroencephalogram data of a subject; and   an analysis section that analyzes the electroencephalogram data, wherein   the measurement section includes:
 an electroencephalogram data acquisition section for acquiring the electroencephalogram data; and 
 a communication section that wirelessly transmits the electroencephalogram data acquired by the electroencephalogram data acquisition section, 
   the analysis section includes:
 an electroencephalogram function examination control section that presents to the subject examination data used for an electroencephalogram measurement examination of the subject at a time of executing an operation having a purpose different from that of the electroencephalogram measurement; and 
 an electroencephalogram analysis section that extracts and analyzes a potential waveform occurring in relation to occurrence of an event of the subject from the electroencephalogram data of the subject from the measurement section when presenting the examination data, 
   the measurement device comprises a case that houses an information processing terminal including a housing and a screen provided on a front surface of the housing,   the electroencephalogram data acquisition section includes an electroencephalogram detection sensor,   at least one of the electroencephalogram detection sensors is disposed on a back surface or a side surface of the case, which is located on an opposite side to the screen in a state of housing the information processing terminal, and   the analysis section comprises the information processing terminal.   
     
     
         27 . An electroencephalogram data analysis system comprising:
 a measurement section that outputs electroencephalogram data of a subject; and   an analysis section that analyzes the electroencephalogram data, wherein   the measurement section includes:
 an electroencephalogram data acquisition section for acquiring the electroencephalogram data; and 
 a communication section that wirelessly transmits the electroencephalogram data acquired by the electroencephalogram data acquisition section, 
   the analysis section includes:
 an electroencephalogram examination control section that presents to the subject examination data used for an electroencephalogram measurement examination of the subject at a time of executing an operation having a purpose different from that of the electroencephalogram measurement; and 
 an electroencephalogram analysis section that extracts and analyzes a potential waveform occurring in relation to occurrence of an event of the subject from the electroencephalogram data of the subject from the measurement section when presenting the examination data, 
   the measurement section comprises an information input device provided with the electroencephalogram data acquisition section, and   the analysis section comprises an information processing device that operates according to operation information input from the information input device.   
     
     
         28 . An electroencephalogram data analysis system comprising:
 a measurement section that outputs electroencephalogram data of a subject; and   an analysis section that analyzes the electroencephalogram data, wherein   the measurement section includes:
 an electroencephalogram data acquisition section for acquiring the electroencephalogram data; and 
 a communication section that wirelessly transmits the electroencephalogram data acquired by the electroencephalogram data acquisition section, 
   the analysis section includes:
 an electroencephalogram examination control section that presents to the subject examination data used for an electroencephalogram measurement examination of the subject at a time of executing an operation having a purpose different from that of the electroencephalogram measurement; and 
 an electroencephalogram analysis section that extracts and analyzes a potential waveform occurring in relation to occurrence of an event of the subject from the electroencephalogram data of the subject from the measurement section when presenting the examination data, 
   the measurement section comprises a remote controller provided with the electroencephalogram data acquisition section, and   the analysis section comprises an electronic device operates in accordance with operation information input from the remote controller.   
     
     
         29 . The electroencephalogram data analysis system according to  claim 26 , wherein
 the examination data has first data related to the subject and second data different from the first data, and   a frequency of presentation of the first data is different from that of the second data.   
     
     
         30 . An electronic device that acquires and analyzes electroencephalogram data of a subject, comprising:
 an electroencephalogram examination control section that presents to the subject examination data used for an electroencephalogram measurement examination of the subject at a time of executing an operation having a purpose different from that of an electroencephalogram measurement;   an electroencephalogram analysis section that extracts and analyzes a potential waveform occurring in relation to occurrence of an event of the subject from the electroencephalogram data of the subject measured when presenting the examination data; and   a notification section that notifies a person concerned of the subject registered in advance of a result of comparison when the result of comparison of the electroencephalogram analysis section satisfies a predetermined notification criterion.   
     
     
         31 . An electronic device that acquires and analyzes electroencephalogram data of a subject, comprising:
 an electroencephalogram examination control section that presents to the subject examination data used for an electroencephalogram measurement examination of the subject at a time of executing an operation having a purpose different from that of an electroencephalogram measurement;   an electroencephalogram analysis section that extracts and analyzes a potential waveform occurring in relation to occurrence of an event of the subject from the electroencephalogram data of the subject measured when presenting the examination data; and   a priority sensory analysis section that extracts a predicate included in at least one of utterance contents and outgoing mails which are performed by the subject in the past, calculates a frequency of use of visual expressions and a frequency of use of auditory expressions indicated in the predicate, determines the use of a visual stimulus as a type of stimulus of the examination data to be presented to the subject when the frequency of use of the visual expressions is more, and determines the use of an auditory stimulus as the type of stimulus of the examination data to be presented to the subject when the frequency of use of the auditory expressions is more.   
     
     
         32 . The electronic device according to  claim 30 , wherein
 the examination data has first data related to the subject and second data different from the first data, and   a frequency of presentation of the first data is different from that of the second data.