최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0195137 (2014-03-03) |
등록번호 | US-9171217 (2015-10-27) |
발명자 / 주소 |
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출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 19 인용 특허 : 954 |
A vision system for a vehicle includes a single forward facing camera and a control having a processor, with the camera and processor disposed in a unitary module installed in the vehicle. The processor, responsive to processing of captured image data, detects headlights of oncoming vehicles and the
A vision system for a vehicle includes a single forward facing camera and a control having a processor, with the camera and processor disposed in a unitary module installed in the vehicle. The processor, responsive to processing of captured image data, detects headlights of oncoming vehicles and the control, responsive to the detection, provides an output for a headlamp control system of the vehicle. The processor, responsive to processing of captured image data, detects lane marks on a road being traveled by the vehicle and, responsive to the detection, provides an output for a lane departure warning system of the vehicle. The processor may estimate distance from the vehicle to an object or vehicle present exteriorly of the vehicle. The module is supplied by an automotive supplier to the vehicle manufacturer with software operable by the processor for a plurality of driver assistance systems of the vehicle.
1. A vision system for a vehicle, said vision system comprising: a single forward facing camera disposed at a vehicle equipped with said vision system;said camera comprising a CMOS imaging sensor and a lens;said imaging sensor comprising a plurality of photo-sensing pixels arranged in a matrix of mu
1. A vision system for a vehicle, said vision system comprising: a single forward facing camera disposed at a vehicle equipped with said vision system;said camera comprising a CMOS imaging sensor and a lens;said imaging sensor comprising a plurality of photo-sensing pixels arranged in a matrix of multiple horizontal rows of photo-sensing pixels and multiple vertical rows of photo-sensing pixels;wherein said camera has a field of view exteriorly of the equipped vehicle;wherein said imaging sensor is operable to capture image data representative of a scene exterior of the equipped vehicle and in the exterior field of view of said camera;a control comprising a processor;wherein said camera and said processor are disposed in a unitary module installed in the equipped vehicle;wherein said processor, responsive to processing of captured image data, detects headlights of oncoming vehicles within the exterior field of view of said camera when the equipped vehicle is operated under nighttime conditions, and wherein said control, responsive to said headlight detection, provides an output for a headlamp control system of the equipped vehicle that controls at least one headlamp of the equipped vehicle;wherein said processor, responsive to processing of captured image data, detects lane marks within the exterior field of view of said camera on a road being traveled by the equipped vehicle, and wherein said control, responsive to said lane mark detection, provides an output for a lane departure warning system of the equipped vehicle;wherein said processor processes captured image data via an edge detection algorithm to detect edges of objects present exteriorly of the equipped vehicle and within the exterior field of view of said camera;wherein said processor processes captured image data to estimate distance from the equipped vehicle to a vehicle present exteriorly of the equipped vehicle and within the exterior field of view of said camera; andwherein said unitary module is supplied by an automotive supplier to the manufacturer of the equipped vehicle with software included that is operable by said processor for a plurality of driver assistance systems of the equipped vehicle, said plurality of driver assistance systems including said lane departure warning system of the equipped vehicle and at least one other driver assistance system of the equipped vehicle and wherein said at least one other driver assistance system of the equipped vehicle is selected from the group consisting of (i) said headlamp control system of the equipped vehicle, (ii) a traffic sign recognition system of the equipped system, (iii) a stop light recognition system of the equipped vehicle, (iv) a passive steering system of the equipped vehicle, (v) an object detection system of the equipped vehicle and (vi) an adaptive speed control system of the equipped vehicle. 2. The vision system of claim 1, wherein, responsive to processing of captured image data by said processor, said vision system approximates distance to a vehicle within the exterior field of view of said camera based at least in part on a pixel count. 3. The vision system of claim 1, wherein said processor, responsive to processing of captured image data, detects taillights of leading vehicles within the exterior field of view of said camera when the equipped vehicle is operated under nighttime conditions. 4. The vision system of claim 1, wherein said control receives image data from a camera mounted at a driver-side exterior rearview mirror of the equipped vehicle and wherein said control receives image data from a camera mounted at a passenger-side exterior rearview mirror of the equipped vehicle. 5. The vision system of claim 1, wherein said processor processes less than approximately 75 percent of captured image data for object detection. 6. The vision system of claim 1, wherein said plurality of driver assistance systems of the equipped vehicle comprises said headlamp control system of the equipped vehicle, and wherein image data captured by said camera is processed by said processor one way for said headlamp control system and is processed by said processor another way for said lane departure warning system. 7. The vision system of claim 1, wherein said unitary module is supplied by said automotive supplier to said manufacturer of the equipped vehicle as a common module for vehicles of a particular vehicle model. 8. The vision system of claim 1, wherein said plurality of driver assistance systems of the equipped vehicle comprises a passive steering system of the equipped vehicle, and wherein said passive steering system, responsive at least in part to processing of captured image data by said processor, is operable to adjust a steering direction of the equipped vehicle toward a center region of a lane being traveled by the equipped vehicle. 9. The vision system of claim 1, wherein said plurality of driver assistance systems of the equipped vehicle comprises an adaptive speed control system of the equipped vehicle, and wherein, responsive at least in part to processing of captured image data by said processor, speed of the equipped vehicle is adjusted in accordance with at least one of (i) a road condition detected by said vision system and (ii) a traffic condition detected by said vision system. 10. The vision system of claim 9, wherein said adaptive speed control system, responsive at least in part to processing of captured image data by said processor, adjusts a cruise control setting of a cruise control system of the equipped vehicle. 11. The vision system of claim 10, wherein, responsive at least in part to processing by said processor of captured image data detecting a curve in the road ahead of the equipped vehicle, speed of the equipped vehicle is reduced to an appropriate speed for traveling around the detected curve without a driver of the equipped vehicle manually deactivating cruise control of the equipped vehicle, and wherein the equipped vehicle resumes the speed set by the cruise control system after travelling through the curve to again travel along a generally straight section of road. 12. The vision system of claim 10, wherein, responsive at least in part to processing of captured image data by said processor, taillights of another vehicle ahead of the equipped vehicle are detected and wherein, when the detected taillights are determined to be within a threshold distance from the equipped vehicle, speed of the equipped vehicle is reduced. 13. The vision system of claim 1, wherein said control, responsive at least in part to processing of captured image data by said processor, is operable to provide a warning indication to a driver of the equipped vehicle responsive to at least one of (i) a road condition detected by said vision system and (ii) a traffic condition detected by said vision system. 14. The vision system of claim 1, wherein, responsive at least in part to processing of captured image data by said processor, said vision system is operable to adjust a steering direction of the equipped vehicle responsive to said vision system detecting that the equipped vehicle is leaving its occupied lane. 15. The vision system of claim 1, wherein, responsive at least in part to processing of captured image data by said processor, said vision system is operable to adjust a cruise control setting of the equipped vehicle responsive to at least one of (i) a road condition detected by said vision system and (ii) a traffic condition detected by said vision system. 16. The vision system of claim 1, wherein said vision system is operable to provide image data to a remote device that is remote from the equipped vehicle, and wherein said vision system provides said image data to indicate at least one of (i) a location of the equipped vehicle and (ii) a condition of the equipped vehicle, and wherein said remote device comprises at least one of a personal display system, a security display system and an emergency display system. 17. The vision system of claim 1, wherein said processor is operable to determine whether detected edges constitute a portion of a vehicle and wherein said processor is operable to track at least one detected edge over multiple frames of image data captured by said imaging sensor. 18. The vision system of claim 1, wherein said processor is operable to identify lane markings in images captured by said imaging sensor to determine road curvature of the road section that the equipped vehicle is traveling along. 19. A vision system for a vehicle, said vision system comprising: a single forward facing camera disposed at a vehicle equipped with said vision system;said camera comprising a CMOS imaging sensor and a lens;said imaging sensor comprising a plurality of photo-sensing pixels arranged in a matrix of multiple horizontal rows of photo-sensing pixels and multiple vertical rows of photo-sensing pixels;wherein said camera has a field of view exteriorly of the equipped vehicle;wherein said imaging sensor is operable to capture image data representative of a scene occurring exteriorly of the equipped vehicle and in the exterior field of view of said camera;a control comprising a processor;wherein said camera and said processor are disposed in a unitary module installed in the equipped vehicle;wherein said processor, responsive to processing of captured image data, detects lane marks within the exterior field of view of said camera on a road being traveled by the equipped vehicle, and wherein said control, responsive to said lane mark detection, provides an output for a lane departure warning system of the equipped vehicle;wherein said processor processes captured image data via an edge detection algorithm to detect edges of objects present exteriorly of the equipped vehicle and within the exterior field of view of said camera;wherein said processor processes captured image data to estimate distance from the equipped vehicle to a vehicle present exteriorly of the equipped vehicle and within the exterior field of view of said camera;wherein said unitary module is supplied by an automotive supplier to the manufacturer of the equipped vehicle with software included that is operable by said processor for a plurality of driver assistance systems of the equipped vehicle, said plurality of driver assistance systems including said lane departure warning system of the equipped vehicle and at least one other driver assistance system of the equipped vehicle; andwherein image data captured by said camera is processed by said processor one way for said lane departure warning system and is processed by said processor another way for said other driver assistance system of the equipped vehicle. 20. The vision system of claim 19, wherein said processor, responsive to processing of captured image data, detects headlights of oncoming vehicles within the exterior field of view of said camera when the equipped vehicle is operated under nighttime conditions, and wherein said control, responsive to said headlight detection, provides an output for a headlamp control system of the equipped vehicle that controls at least one headlamp of the equipped vehicle, and wherein said other driver assistance system of the equipped vehicle comprises said headlamp control system of the equipped vehicle. 21. The vision system of claim 19, wherein said other driver assistance system of the equipped vehicle is selected from the group consisting of (i) a traffic sign recognition system of the equipped system, (ii) an object detection system of the equipped vehicle and (iii) an adaptive speed control system of the equipped vehicle. 22. The vision system of claim 19, wherein said other driver assistance system of the equipped vehicle comprises a cruise control system of the equipped vehicle operable to generally maintain a selected speed of the equipped vehicle responsive, at least in part, to processing of captured image data by said processor, and wherein said control is operable to adjust said cruise control system to a lower speed setting than said selected speed in response to processing of captured image data by said processor indicating that at at least one of (a) the equipped vehicle is approaching another vehicle and (b) there is a change in road curvature ahead of the equipped vehicle. 23. A vision system for a vehicle, said vision system comprising: a single forward facing camera disposed at a vehicle equipped with said vision system;said camera comprising a CMOS imaging sensor and a lens;said imaging sensor comprising a plurality of photo-sensing pixels arranged in a matrix of multiple horizontal rows of photo-sensing pixels and multiple vertical rows of photo-sensing pixels;wherein said camera has a field of view exteriorly of the equipped vehicle;wherein said imaging sensor is operable to capture image data representative of a scene occurring exteriorly of the equipped vehicle and in the exterior field of view of said camera;a control comprising a processor;wherein said camera and said processor are disposed in a unitary module installed in the equipped vehicle;wherein said processor, responsive to processing of captured image data, detects lane marks within the exterior field of view of said camera on a road being traveled by the equipped vehicle, and wherein said control, responsive to said lane mark detection, provides an output for a lane departure warning system of the equipped vehicle;wherein said processor processes captured image data via an edge detection algorithm to detect edges of objects present exteriorly of the equipped vehicle and within the exterior field of view of said camera;wherein said processor processes captured image data to estimate distance from the equipped vehicle to a vehicle present exteriorly of the equipped vehicle and within the exterior field of view of said camera; andwherein said unitary module is supplied by an automotive supplier to the manufacturer of the equipped vehicle with software included that is operable by said processor for a plurality of driver assistance systems of the equipped vehicle, said plurality of driver assistance systems including said lane departure warning system of the equipped vehicle and at least one other driver assistance system of the equipped vehicle. 24. The vision system of claim 23, wherein, responsive at least in part to processing of captured image data by said processor, taillights of another vehicle ahead of the equipped vehicle are detected and wherein, when the detected taillights are determined to be within a threshold distance from the equipped vehicle, at least one of (i) speed of the equipped vehicle is reduced and (ii) a warning indication is provided to a driver of the equipped vehicle. 25. The vision system of claim 23, wherein said control, responsive at least in part to processing of captured image data by said processor, is operable to provide a warning indication to a driver of the equipped vehicle responsive to at least one of (i) a road condition detected by said vision system and (ii) a traffic condition detected by said vision system. 26. The vision system of claim 23, wherein said approximation of distance to the detected vehicle is based at least in part on a pixel count. 27. The vision system of claim 23, wherein, responsive at least in part to processing of captured image data by said processor, said vision system is operable to adjust a cruise control setting of the equipped vehicle responsive to at least one of (i) a road condition detected by said vision system and (ii) a traffic condition detected by said vision system. 28. The vision system of claim 23, wherein said processor, responsive to processing of captured image data, detects headlights of oncoming vehicles within the exterior field of view of said camera when the equipped vehicle is operated under nighttime conditions and wherein said control, responsive to said headlight detection, provides an output for a headlamp control system of the equipped vehicle that controls at least one headlamp of the equipped vehicle, and wherein said other driver assistance system of the equipped vehicle comprises said headlamp control system of the equipped vehicle, and wherein image data captured by said camera is processed by said processor one way for said lane departure warning system and is processed by said processor another way for said headlamp control system. 29. The vision system of claim 23, wherein said other driver assistance system of the equipped vehicle comprises an adaptive speed control system of the equipped vehicle, and wherein, responsive at least in part to processing of captured image data by said processor, speed of the equipped vehicle is adjusted in accordance with at least one of (i) a road condition detected by said vision system and (ii) a traffic condition detected by said vision system, and wherein said adaptive speed control system, responsive at least in part to processing of captured image data by said processor, adjusts a cruise control setting of a cruise control system of the equipped vehicle, and wherein, responsive at least in part to processing of captured image data by said processor, taillights of another vehicle ahead of the equipped vehicle are detected and wherein, when the detected taillights are determined to be within a threshold distance from the equipped vehicle, speed of the equipped vehicle is reduced.
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