Alertness device, seat, and method for determining alertness

An alertness device includes: a respiration sensor that obtains respiratory data of a person; a calculation unit; a waveform generation unit that generates a respiratory interval (RI) waveform which is a transition in a predetermined time period of an RI which is an interval for one respiration; and...

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Bibliographische Detailangaben

Hauptverfasser:	Takahashi, Issey, Yokoyama, Kiyoko, Ito, Takayoshi, Sugiyama, Shinji
Format:	Patent
Sprache:	eng
Schlagworte:	DIAGNOSIS HUMAN NECESSITIES HYGIENE IDENTIFICATION MEDICAL OR VETERINARY SCIENCE PERFORMING OPERATIONS SEATS SPECIALLY ADAPTED FOR VEHICLES SURGERY TRANSPORTING VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDEDFOR VEHICLES IN GENERAL
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