AUTOMATIC ANALYSIS OF BRAIN WAVE SIGNALS
A method and apparatus for the automatic analysis of the electroencephalogram waveform through the evaluation of the waves of the EEG waveform which occur within the frequency range from 3.5 Hz. to 7.0 Hz. within a predetermined time interval, e.g. 10 seconds. A linear ramp signal is generated for t...
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creator | LEE R. BAESSLER LECH PISARSKI HARVEY F. GLASSNER |
description | A method and apparatus for the automatic analysis of the electroencephalogram waveform through the evaluation of the waves of the EEG waveform which occur within the frequency range from 3.5 Hz. to 7.0 Hz. within a predetermined time interval, e.g. 10 seconds. A linear ramp signal is generated for the time periods between zero crossovers of the EEG signal which represent a frequency within the 3.5 to 7 Hz. range. The cumulative amplitude that the ramp attains during the predetermined time interval is compared with a predetermined value to indicate a characteristic of the EEG waveform. |
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GLASSNER</creatorcontrib><description>A method and apparatus for the automatic analysis of the electroencephalogram waveform through the evaluation of the waves of the EEG waveform which occur within the frequency range from 3.5 Hz. to 7.0 Hz. within a predetermined time interval, e.g. 10 seconds. A linear ramp signal is generated for the time periods between zero crossovers of the EEG signal which represent a frequency within the 3.5 to 7 Hz. range. The cumulative amplitude that the ramp attains during the predetermined time interval is compared with a predetermined value to indicate a characteristic of the EEG waveform.</description><language>eng</language><subject>DIAGNOSIS ; HUMAN NECESSITIES ; HYGIENE ; IDENTIFICATION ; MEASURING ; MEASURING ELECTRIC VARIABLES ; MEASURING MAGNETIC VARIABLES ; MEDICAL OR VETERINARY SCIENCE ; PHYSICS ; SURGERY ; TESTING</subject><creationdate>1974</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=19740307&DB=EPODOC&CC=AU&NR=4620072A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76289</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=19740307&DB=EPODOC&CC=AU&NR=4620072A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>LEE R. 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The cumulative amplitude that the ramp attains during the predetermined time interval is compared with a predetermined value to indicate a characteristic of the EEG waveform.</description><subject>DIAGNOSIS</subject><subject>HUMAN NECESSITIES</subject><subject>HYGIENE</subject><subject>IDENTIFICATION</subject><subject>MEASURING</subject><subject>MEASURING ELECTRIC VARIABLES</subject><subject>MEASURING MAGNETIC VARIABLES</subject><subject>MEDICAL OR VETERINARY SCIENCE</subject><subject>PHYSICS</subject><subject>SURGERY</subject><subject>TESTING</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>1974</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZNBwDA3x93UM8XRWcPRz9IkM9gxW8HdTcApy9PRTCHcMc1UI9nQHSgTzMLCmJeYUp_JCaW4GeTfXEGcP3dSC_PjU4oLE5NS81JJ4x1ATMyMDA3MjR2PCKgB4QCMv</recordid><startdate>19740307</startdate><enddate>19740307</enddate><creator>LEE R. BAESSLER</creator><creator>LECH PISARSKI</creator><creator>HARVEY F. 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subjects | DIAGNOSIS HUMAN NECESSITIES HYGIENE IDENTIFICATION MEASURING MEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES MEDICAL OR VETERINARY SCIENCE PHYSICS SURGERY TESTING |
title | AUTOMATIC ANALYSIS OF BRAIN WAVE SIGNALS |
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