Occupant weight and height estimation
First Claim
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1. A vehicle system comprising:
- a belt payout sensor programmed to output a belt payout signal representing a seatbelt payout;
a processor programmed to determine a seated height and seated weight associated with a vehicle occupant, wherein the processor is programmed to assign a classification to the vehicle occupant based on the belt payout signal and a ratio of the seated weight to the seated height, wherein the seated height is a function of a vertical height and a seat angle.
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Abstract
A vehicle classification system includes a processor programmed to determine a seated height and seated weight associated with a vehicle occupant. The processor is further programmed to assign a classification to the vehicle occupant based at least in part on a ratio of the seated weight to the seated height.
18 Citations
15 Claims
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1. A vehicle system comprising:
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a belt payout sensor programmed to output a belt payout signal representing a seatbelt payout; a processor programmed to determine a seated height and seated weight associated with a vehicle occupant, wherein the processor is programmed to assign a classification to the vehicle occupant based on the belt payout signal and a ratio of the seated weight to the seated height, wherein the seated height is a function of a vertical height and a seat angle. - View Dependent Claims (2, 3, 4, 5, 6, 15)
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7. A method comprising:
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receiving a belt payout signal representing a seatbelt payout; determining a seated height of a vehicle occupant, wherein the seated height is a function of a vertical height and a seat angle; determining a seated weight of the vehicle occupant; determining a ratio of the seated weight to the seated height; and assigning a classification to the vehicle occupant based on the belt payout signal and the ratio of the seated weight to the seated height. - View Dependent Claims (8, 9, 10, 11, 12)
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13. A vehicle system comprising:
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a weight sensor programmed to measure a seated weight and output a seated weight signal representing the seated weight measured; a belt payout sensor programmed to determine a seatbelt payout and output a belt payout signal representing the seatbelt payout; a height sensor programmed to determine a seated height based at least in part on a vertical height of the vehicle occupant and a seat angle and output a seated height signal representing the seated height determined; and a processor programmed to determine the seated weight based at least in part on the seated weight signal and the seated height based at least in part on the seated height signal, wherein the processor is programmed to assign a classification to the vehicle occupant based at least in part on the seatbelt payout and a ratio of the seated weight to the seated height, wherein the seated height is a function of the vertical height and the seat angle. - View Dependent Claims (14)
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Specification