Human condition monitoring and security controlling apparatus on a road-vehicle
First Claim
1. A human condition monitoring and security controlling apparatus on road vehicles having a steering wheel comprising:
- a plurality of status detecting means, each means including an optical sensing means for generating an electric signal in accordance with whether or not said steering wheel of the road vehicle is firmly gripped, said optical status detecting means being disposed on the steering wheel with given intervals therebetween;
detection energizing means for energizing said status detecting means;
signal processing means for processing an electric signal from said status detecting means;
at least one security means carried by the road vehicle; and
electronic control means for monitoring information output from said signal processing means and for energizing said security means if any anomaly occurs wherein said electronic control means sequentially selects said light receiving means, detects differences in output signal level between every adjacent light receiving means, and specifies those light receiving means in accordance with said differences.
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Accused Products
Abstract
There is provided an apparatus which decides the presence or absence of an anomaly by detecting the gripped state of a steering wheel by the driver steering a road-vehicle, or by measuring fluctuations in heart rate and heartbeat period of the driver, and which issues an alarm of "Take a rest", etc. or controls the vehicle speed to be lowered, if there occurs any anomaly. Detecting means is attached to a steering wheel, steering wheel cover or a band-shaped member. The detecting means comprises a plurality of reflection type optical sensors which are each composed of a light emitting element and one or more light receiving elements, and which are set in such proper arrangement and orientation as permitting detection in any of various conditions.
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Citations
16 Claims
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1. A human condition monitoring and security controlling apparatus on road vehicles having a steering wheel comprising:
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a plurality of status detecting means, each means including an optical sensing means for generating an electric signal in accordance with whether or not said steering wheel of the road vehicle is firmly gripped, said optical status detecting means being disposed on the steering wheel with given intervals therebetween; detection energizing means for energizing said status detecting means; signal processing means for processing an electric signal from said status detecting means; at least one security means carried by the road vehicle; and electronic control means for monitoring information output from said signal processing means and for energizing said security means if any anomaly occurs wherein said electronic control means sequentially selects said light receiving means, detects differences in output signal level between every adjacent light receiving means, and specifies those light receiving means in accordance with said differences. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A human condition monitoring and security controlling apparatus on road vehicles having a steering wheel comprising:
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a plurality of heartbeat detecting means each comprising at least one light emitting means and at least one light receiving means disposed in the vicinity of the light emitting means on said steering wheel, said detecting means being disposed with given intervals therebetween with the optical axes thereof extending above said steering wheel; detection energizing means for energizing said heart beat detecting means; signal processing means for processing an electric signal from said heartbeat detecting means; at least one security means carried by said road vehicle; and electronic control means for monitoring a heartbeat signal output from said signal processing means and for energizing said security means if any anomaly occurs wherein said electronic control means sequentially selects said light receiving means, detects differences in output signal level between every adjacent light receiving means, and specifies those light receiving means in accordance with said differences. - View Dependent Claims (9, 10, 11, 12, 13, 14, 15)
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16. A human condition monitoring and security controlling apparatus on road vehicles comprising:
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a plurality of heartbeat detecting means each comprising at least one ligth emitting means and at least one light receiving means disposed in the vicinity of the light emitting means; detection energizing means for energizing said heart beat detecting means; signal processing means for processing an electric signal from said heartbeat detecting means; at least one security means carried by said road vehicle; and electronic control means for monitoring a heartbeat signal output from said signal processing means and for energizing said security means if any anomaly occurs wherein said electronic control means sequentially selects said light receiving means, detects differences in output signal level between every adjacent light receiving means, and specifies those light receiving means in accordance with said differences.
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Specification