Device for detecting reduced vigilance condition
The device incorporates a radiation source (3) fixed in a spectacle frame and photodetectors covering the eyelid shadow borderline, wherein said photodetectors (5) are connected with an electro-acoustic transducer (8) via a microprocessor based light exposure level and time analyser (6), situated in...
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| Format: | Patent |
| Sprache: | eng ; fre ; ger |
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| Zusammenfassung: | The device incorporates a radiation source (3) fixed in a spectacle frame and photodetectors covering the eyelid shadow borderline, wherein said photodetectors (5) are connected with an electro-acoustic transducer (8) via a microprocessor based light exposure level and time analyser (6), situated in the spectacle frame (2). The device incorporates a receiver (7) connected with an electro-acoustic transducer (8) and linked with an external information source (9) via a wireless link and a transmitter (7') linked with the external information source (9) via a wireless link. The photodetectors (5) are incorporated in form of a series of photodetectors situated in a slidable housing (4) fixed to the spectacle frame (2). |
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