IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0036423
(2008-02-25)
|
등록번호 |
US-8152198
(2012-04-10)
|
발명자
/ 주소 |
- Breed, David S.
- Johnson, Wendell C.
- DuVall, Wilbur E.
|
출원인 / 주소 |
- Automotive Technologies International, Inc.
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
36 인용 특허 :
51 |
초록
▼
Vehicular apparatus and method for determining a characteristic of an object that may be located on a seat of the vehicle includes emitters, each emitting a beam along a path on which the object may be located, each path being in a different direction, receivers, each receiving beams emitted from th
Vehicular apparatus and method for determining a characteristic of an object that may be located on a seat of the vehicle includes emitters, each emitting a beam along a path on which the object may be located, each path being in a different direction, receivers, each receiving beams emitted from the array of emitters that are reflected from the object when present in the seat, and a processor coupled to the emitters and the receivers for determining time-of-flight of each reflected and received beam between emission of the beam from the emitters and reception of the beam at the receivers. The processor determines one or more characteristics of the object based on the determined time-of-flight of each reflected and received beam, taken either individually or in combination.
대표청구항
▼
1. A vehicle including an apparatus for determining an object characteristic of an object that may be located on a seat of a vehicle, comprising: at least one transmitter/receiver assembly arranged to transmit electromagnetic waves into a space above the seat in which the object is expected to be pr
1. A vehicle including an apparatus for determining an object characteristic of an object that may be located on a seat of a vehicle, comprising: at least one transmitter/receiver assembly arranged to transmit electromagnetic waves into a space above the seat in which the object is expected to be present and receive electromagnetic waves modified by presence of an object in the space above the seat and at least partly occupying the space above the seat, said at least one transmitter/receiver assembly generating image signals from received electromagnetic waves at a first instance when said at least one transmitter/receiver assembly transmits electromagnetic waves into the space above the seat and at a second instance when said at least one transmitter/receiver assembly is not transmitting electromagnetic waves into the space above the seat; anda processor coupled to said transmitter/receiver assembly and determining a characteristic of the object based on analysis of the generated image signals at the first and second instances. 2. The vehicle of claim 1, wherein said at least one transmitter/receiver consists of only a single transmitter/receiver assembly mounted in a roof of the vehicle defining a passenger compartment in which the seat is situated, said single transmitter/receiver assembly being arranged in a center of the vehicle between lateral sides of the vehicle. 3. The vehicle of claim 1, wherein said at least one transmitter/receiver assembly comprises a fisheye lens and associated CMOS imager. 4. The vehicle of claim 3, wherein said at least one transmitter/receiver assembly consists of only a single transmitter/receiver assembly mounted in a roof of the vehicle defining a passenger compartment in which the seat is situated, said single transmitter/receiver assembly being arranged in a center of the vehicle between lateral sides of the vehicle. 5. The vehicle of claim 1, wherein said at least one transmitter/receiver comprises a first transmitter/receiver assembly arranged above front of the seat and a second transmitter/receiver assembly arranged above a rear of the seat such that the object in the seat is between said first and second transmitter/receiver assemblies. 6. The vehicle of claim 1, wherein said at least one transmitter/receiver assembly comprises a distorting lens or mirror. 7. The vehicle of claim 6, wherein said processor is arranged to use software to process the received waves in consideration of distortion of said distorting lens or mirror. 8. The vehicle of claim 1, wherein said at least one transmitter/receiver assembly transmits electromagnetic waves in an eye-safe range greater than 1400 nm and the characteristic of the object is an identification of a human occupant. 9. The vehicle of claim 1, wherein said at least one transmitter/receiver assembly transmits electromagnetic waves in an eye-safe range greater than 1400 nm and the characteristic of the object is a position of a human occupant. 10. The vehicle of claim 1, wherein the object is a human occupant, said at least one transmitter/receiver assembly transmits electromagnetic waves in an eye-safe range greater than 1400 nm and the characteristic of the object is movement of a part of the occupant indicative of a gesture. 11. The vehicle of claim 1, further comprising an actuatable occupant protection or restraint device coupled to said processor, said processor being arranged to control said occupant protection or restraint device based on the determined characteristic of the object. 12. A vehicle including an apparatus for determining an object characteristic of an object that may be located on a seat of a vehicle, comprising: a roof of the vehicle defining a passenger compartment in which the seat is situated;at least one transmitter/receiver assembly arranged to transmit electromagnetic waves in an eye-safe range greater than 1400 nm into a space above the seat in which the object is expected to be present and receive electromagnetic waves modified by presence of an object in the space above the seat and at least partly occupying the space above the seat, said at least one transmitter/receiver consisting of only a single transmitter/receiver assembly mounted in said roof, said single transmitter/receiver assembly being arranged in a center of the vehicle between lateral sides of the vehicle, said single transmitter/receiver assembly generating image signals from received electromagnetic waves at a first instance when said transmitter/receiver assembly transmits electromagnetic waves into the space above the seat and at a second instance when said transmitter/receiver assembly is not transmitting electromagnetic waves into the space above the seat;a processor coupled to said transmitter/receiver assembly and determining a characteristic of the object based on analysis of the generated image signals at the first and second instances; andan actuatable occupant protection or restraint device coupled to said processor, said processor being arranged to control said occupant protection or restraint device based on the determined characteristic of the object. 13. A method for determining an object characteristic of an object that may be located on a seat of a vehicle for vehicular component control, comprising: arranging at least one transmitter/receiver assembly on the vehicle;transmitting via the at least one transmitter/receiver assembly electromagnetic waves into a space above the seat in which the object is expected to be present;receiving at the at least one transmitter/receiver assembly electromagnetic waves modified by presence of an object in the seat and occupying the space above the seat, the step of receiving the electromagnetic waves comprising receiving electromagnetic waves at a first instance when the at least one transmitter/receiver assembly transmits electromagnetic waves into the space above the seat and receiving electromagnetic waves at a second instance when the at least one transmitter/receiver assembly is not transmitting electromagnetic waves into the space above the seat;generating image signals from the received electromagnetic waves at the first and second instances;coupling a processor to the at least one transmitter/receiver assembly; anddetermining a characteristic of the object based on analysis of the generated image signals at the first and second instances. 14. The method of claim 13, wherein the at least one transmitter/receiver consists of only a single transmitter/receiver assembly, further comprising mounting the single transmitter/receiver assembly in a roof of the vehicle defining a passenger compartment in which the seat is situated and in a center of the vehicle between lateral sides of the vehicle. 15. The method of claim 13, wherein the at least one transmitter/receiver assembly comprises a fisheye lens and associated CMOS imager. 16. The method of claim 15, wherein the at least one transmitter/receiver consists of only a single transmitter/receiver assembly, further comprising mounting the single transmitter/receiver assembly in a roof of the vehicle defining a passenger compartment in which the seat is situated and in a center of the vehicle between lateral sides of the vehicle. 17. The method of claim 13, wherein the at least one transmitter/receiver assembly comprises a first transmitter/receiver assembly and a second transmitter/receiver assembly, further comprising: arranging the first transmitter/receiver assembly above front of the seat; andarranging the second transmitter/receiver assembly above a rear of the seat such that the object in the seat is between the first and second transmitter/receiver assemblies. 18. The method of claim 13, wherein the at least one transmitter/receiver assembly comprises a distorting lens or mirror. 19. The method of claim 18, further comprising configuring the processor to use software to process the received waves in consideration of distortion of the distorting lens or mirror. 20. The method of claim 13, wherein the at least one transmitter/receiver assembly transmits electromagnetic waves in an eye-safe range greater than 1400 nm and the characteristic of the object is an identification of a human occupant. 21. The method of claim 13, wherein the at least one transmitter/receiver assembly transmits electromagnetic waves in an eye-safe range greater than 1400 nm and the characteristic of the object is a position of a human occupant. 22. The method of claim 13, wherein the object is a human occupant, the at least one transmitter/receiver assembly transmits electromagnetic waves in an eye-safe range greater than 1400 nm and the characteristic of the object is movement of a part of the occupant indicative of a gesture. 23. The method of claim 13, further comprising: coupling an actuatable occupant protection or restraint device to the processor; andconfiguring the processor to control the occupant protection or restraint device based on the determined characteristic of the object.
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