In-vehicle body detection method
First Claim
1. A method for detecting a human body in a vehicle, wherein a synthetic wave is obtained which represents the synthesis of a transmitted wave radiated from a sensor and a reflected wave returned from a breathing human body, and the presence or absence of a human in said vehicle is detected from the envelope of said synthetic wave.
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Abstract
A synthetic wave is obtained which represents the synthesis of a transmitted wave radiated from a sensor and a reflected wave returned from a breathing human body, and the presence or absence of a human in the vehicle is detected from the envelope of the synthetic wave. When the presence of a human is detected continuously for a predetermined length of time, it is determined that a human is present in the vehicle.
23 Citations
10 Claims
- 1. A method for detecting a human body in a vehicle, wherein a synthetic wave is obtained which represents the synthesis of a transmitted wave radiated from a sensor and a reflected wave returned from a breathing human body, and the presence or absence of a human in said vehicle is detected from the envelope of said synthetic wave.
Specification