发明名称 |
CONCENTRATION PRESENCE/ABSENCE DETERMINING DEVICE AND CONTENT EVALUATION APPARATUS |
摘要 |
A concentration presence/absence determining device includes: a brain blood flow volume obtaining unit configured to obtain a brain blood flow volume of the user; a varying threshold obtaining unit configured to obtain a varying threshold that is a value smaller than the brain blood flow volume of the user at a base time; and an determining unit configured to determine that the user concentrates, when the brain blood flow volume obtained by the brain blood flow volume obtaining unit falls below the varying threshold obtained by the varying threshold obtaining unit.
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申请公布号 |
US2013131521(A1) |
申请公布日期 |
2013.05.23 |
申请号 |
US201213716964 |
申请日期 |
2012.12.17 |
申请人 |
PANASONIC CORPORATION;PANASONIC CORPORATION |
发明人 |
YOSHIOKA MOTOTAKA;OZAWA JUN |
分类号 |
A61B5/0205;A61B5/026 |
主分类号 |
A61B5/0205 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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