Motor vehicle occupant sensing systems
First Claim
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1. A capacitive coupling sensor array comprising a first sensor having a first geometry and a second sensor having a second geometry, said first and second sensors being placed such that equipotential lines of said first and second sensors overlap.
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Abstract
A roof-mounted passenger position sensor array of capacitive coupling passenger position sensors, to determine position and motion of a passenger by analysis of distances of the passenger to the various sensors of the array and analysis of the changes of said distances with time.
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Citations
14 Claims
- 1. A capacitive coupling sensor array comprising a first sensor having a first geometry and a second sensor having a second geometry, said first and second sensors being placed such that equipotential lines of said first and second sensors overlap.
- 7. A vehicle occupant sensing system comprising one or more capacitive coupling sensors, said sensors comprising a receive electrode and a drive electrode, said receive electrode placed within said drive electrode such that a spacing between edges of said receive electrode from said drive electrode is non-homogenous, said sensors generating equipotential field lines of non-uniform curvature.
- 9. A vehicle occupant sensing system comprising one or more capacitive coupling sensors, said sensors comprising a flexible circuit board adhered and electrically contacted to a flexible connector.
- 11. A dynamically variable capacitive coupling sensor comprising at least three electrodes in a concentric arrangement, each of said electrodes being sequentially configurable as a drive electrode, grounded gap, and receive electrode.
- 13. A motor vehicle occupant sensor comprising a plurality of capacitive coupling sensors, wherein each of said capacitive coupling sensors comprises a capacitive coupling detector driven by a electrical driving means, wherein each of said detectors comprises two electrodes, wherein said driving means comprises an oscillator connected to one of said electrodes, and wherein signal processing means are connected to the other of said electrodes.
Specification