CN105128745A - Method and device for achieving car-backing dynamic track line - Google Patents
Method and device for achieving car-backing dynamic track line Download PDFInfo
- Publication number
- CN105128745A CN105128745A CN201510603130.9A CN201510603130A CN105128745A CN 105128745 A CN105128745 A CN 105128745A CN 201510603130 A CN201510603130 A CN 201510603130A CN 105128745 A CN105128745 A CN 105128745A
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- China
- Prior art keywords
- centimetres
- reversing
- rear camera
- dynamic trajectory
- camera
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/183—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a single remote source
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/10—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of camera system used
- B60R2300/101—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of camera system used using cameras with adjustable capturing direction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/30—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of image processing
- B60R2300/304—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of image processing using merged images, e.g. merging camera image with stored images
- B60R2300/305—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of image processing using merged images, e.g. merging camera image with stored images merging camera image with lines or icons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/80—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the intended use of the viewing arrangement
- B60R2300/806—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the intended use of the viewing arrangement for aiding parking
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/80—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the intended use of the viewing arrangement
- B60R2300/8086—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the intended use of the viewing arrangement for vehicle path indication
Abstract
The invention provides a method and device for achieving a car-backing dynamic track line. The accuracy of the car-backing dynamic track line can be improved, the car-backing dynamic track line has distance intuitiveness, the observation burden on drivers is greatly reduced, the car-backing difficulty is reduced, and the driving safety is improved. The achieving method comprises the steps of collecting a car-backing image at the rear of vehicle tail through a car-backing camera and performing display; according to steering wheel turn angle signals, the installing position and view angle of the car-backing camera, generating the car-backing dynamic track line on the car-backing image; according to the measured distance between a barrier and a rear bumper, generating scales for marking the measured distance on the car-backing dynamic track line, and marking different scales with different colors.
Description
Technical field
The present invention relates to field of automobile safety, particularly relate to a kind of implementation method and implement device of dynamic trajectory rear camera of moveing backward.
Background technology
Along with automobile pollution continues to increase, parking stall not corresponding increase thereupon, parking stall is more and more in short supply, and parking stall area is more and more less.And new navigating mate quantity sharply increases, and how helping fresh driver to pour car into narrow and small parking stall smoothly, is ubiquitous problem.
For this reason, partial automobile producer provides the ancillary system of backing track, according to the angular signal of bearing circle, constantly adjusts backing track line, thus realizes the effect of dynamic trajectory rear camera.
But, this mode of prior art, trajectory is merely according to steering wheel angle signal, make trajectory and inaccuracy, and because of the display of trajectory simple on narrow and small reversing read-out, allow user be difficult to accurately hold reversing surplus, more humane service cannot be provided to user, and there is driving safety hidden danger, user can be caused to avenge a grievance.
Summary of the invention
The object of the invention is implementation method and implement device that a kind of dynamic trajectory rear camera of moveing backward will be provided, the accuracy of reversing dynamic trajectory rear camera can be increased, and make reversing dynamic trajectory rear camera be provided with apart from upper intuitive, greatly reduce the observation burden of chaufeur, and then decrease the difficulty of reversing, add drive safety.
To achieve these goals, the invention provides a kind of implementation method of dynamic trajectory rear camera of moveing backward, comprising:
Gathered the reversing image at tailstock rear by backup camera, and show;
According to installation site and the field-of-view angle of steering wheel angle signal, described backup camera, described reversing image generates reversing dynamic trajectory rear camera;
According to the mensuration distance between obstacle and rear bumper, described reversing dynamic trajectory rear camera generates the scale indicating described mensuration distance, and indicates different scales with different colors.
Preferably, in above-mentioned method, also comprise described generation in the step of reversing dynamic trajectory rear camera:
According to vehicle hanging intensity and rear overhang parameter, described reversing dynamic trajectory rear camera is adjusted.
Preferably, in above-mentioned method, described scale comprises:
Represent the interval that described mensuration distance is 20 centimetres to 50 centimetres, and indicate with red;
Represent the interval that described mensuration distance is 50 centimetres to 150 centimetres, and indicate with yellow;
Represent the interval that described mensuration distance is 150 centimetres to 300 centimetres, and indicate with green.
Preferably, in above-mentioned method, the left and right wheels profile in described reversing dynamic trajectory rear camera is positioned at 10-30 centimeters outside vehicle body.
Preferably, in above-mentioned method, the refreshing frequency of described reversing dynamic trajectory rear camera is 30 hertz.
In order to better realize above-mentioned purpose, present invention also offers a kind of implement device of dynamic trajectory rear camera of moveing backward, comprising:
Image acquisition display unit, for: the reversing image being gathered tailstock rear by backup camera, and show;
Trajectory generation unit, for: according to installation site and the field-of-view angle of steering wheel angle signal, described backup camera, described reversing image generates reversing dynamic trajectory rear camera;
Trajectory mark unit, for: according to the mensuration distance between obstacle and rear bumper, described reversing dynamic trajectory rear camera generates the scale indicating described mensuration distance, and indicates different scales with different colors.
Preferably, in above-mentioned device, described trajectory generation unit, also for: according to vehicle hanging intensity and rear overhang parameter, described reversing dynamic trajectory rear camera is adjusted.
Preferably, in above-mentioned device, described scale comprises:
Represent the interval that described mensuration distance is 20 centimetres to 50 centimetres, and indicate with red;
Represent the interval that described mensuration distance is 50 centimetres to 150 centimetres, and indicate with yellow;
Represent the interval that described mensuration distance is 150 centimetres to 300 centimetres, and indicate with green.
Preferably, in above-mentioned device, the left and right wheels profile in described reversing dynamic trajectory rear camera is positioned at 10-30 centimeters outside vehicle body.
Preferably, in above-mentioned device, the refreshing frequency of described reversing dynamic trajectory rear camera is 30 hertz.
The embodiment of the present invention has following technique effect:
In the embodiment of the present invention, in the embodiment of the present invention, trajectory not only considers steering wheel angle signal, also contemplates the installation site of backup camera and field-of-view angle, makes trajectory more accurate.And indicate different distance scales with different colors, reversing dynamic trajectory rear camera is provided with apart from upper intuitive.The prompting of this intuition, should see that when moveing backward reversing screen holds bearing circle again with under the wholeheartedly multiplex high-strung state of trampling throttle, greatly reduce the observation burden of chaufeur, add the degree of convenience during the reference manipulation of user, and then decrease the difficulty of reversing, add safety.
According to hereafter by reference to the accompanying drawings to the detailed description of the specific embodiment of the invention, those skilled in the art will understand above-mentioned and other objects, advantage and feature of the present invention more.
Accompanying drawing explanation
Hereinafter describe specific embodiments more of the present invention with reference to the accompanying drawings by way of example, and not by way of limitation in detail.Reference numeral identical in accompanying drawing denotes same or similar parts or part.It should be appreciated by those skilled in the art that these accompanying drawings may not be drawn in proportion.In accompanying drawing:
Fig. 1 is the flow chart of steps of the inventive method embodiment;
Fig. 2 is the structural representation of apparatus of the present invention embodiment;
Fig. 3 is the schematic diagram of the dynamic trajectory rear camera of the embodiment of the present invention;
Fig. 4 is the schematic diagram of dynamic trajectory rear camera indicated with color of the embodiment of the present invention.
Detailed description of the invention
Fig. 1 is the flow chart of steps of the present invention's embodiment of the method, and Fig. 3 is the schematic diagram of the dynamic trajectory rear camera of the embodiment of the present invention; As shown in Figure 1, Figure 3, the embodiment of the present invention provides a kind of implementation method of dynamic trajectory rear camera of moveing backward, and it comprises:
Step 101, is gathered the reversing image at tailstock rear, and shows by backup camera;
Step 102, according to installation site and the field-of-view angle of steering wheel angle signal, described backup camera, described reversing image generates reversing dynamic trajectory rear camera;
Step 103, according to the mensuration distance between obstacle and rear bumper, described reversing dynamic trajectory rear camera generates the scale indicating described mensuration distance, and indicates different scales with different colors.
As from the foregoing, in the embodiment of the present invention, trajectory not only considers steering wheel angle signal, also contemplates the installation site of backup camera and field-of-view angle, makes trajectory more accurate.And indicate different distance scales with different colors, make reversing dynamic trajectory rear camera be provided with the intuitive of distance.The prompting of this intuition, should see that when moveing backward reversing screen holds bearing circle again with under the wholeheartedly multiplex high-strung state of trampling throttle, greatly reduce the observation burden of chaufeur, add the degree of convenience during the reference manipulation of user, and then decrease the difficulty of reversing, add safety.
In another embodiment of the present invention, also comprise described generation in the step of reversing dynamic trajectory rear camera: according to vehicle hanging intensity and rear overhang parameter, described reversing dynamic trajectory rear camera is adjusted.
This is because vehicle sometimes can carry different members or goods, when load-carrying gap is larger, the camera be arranged on rear bumper can produce the displacement of certain vertical direction, therefore, needs to adjust according to loop strength and rear overhang parameter.Such as, for equal load-carrying change, the camera displacement that loop strength is little is larger.
Fig. 4 is the schematic diagram of dynamic trajectory rear camera indicated with color of the embodiment of the present invention, and as shown in Figure 4, in another embodiment of the present invention, described scale comprises:
Represent the interval that described mensuration distance is 20 centimetres to 50 centimetres, and indicate (as bold portion in Fig. 4) with red;
Represent the interval that described mensuration distance is 50 centimetres to 150 centimetres, and indicate (as long and two-short dash line part in Fig. 4) with yellow;
Represent the interval that described mensuration distance is 150 centimetres to 300 centimetres, and indicate (as dotted portion in Fig. 4) with green.
That is, in this embodiment, scale is exactly the line segment directly trajectory being divided into different colours, and the line segment of different colours represents apart from upper different hazard level.
In another embodiment of the present invention, the left and right wheels profile in described reversing dynamic trajectory rear camera is positioned at 10-30 centimeters outside vehicle body.Such guarantee outline line has certain surplus, prevents sidepiece from scratching.
In another embodiment of the present invention, the refreshing frequency of described reversing dynamic trajectory rear camera is 30 hertz.While can ensureing good display effect like this, and the change of reversing information is shown timely.
Fig. 2 is the structural representation of apparatus of the present invention embodiment.As shown in Figure 2, a kind of implement device of dynamic trajectory rear camera of moveing backward, comprising:
Image acquisition display unit 201, for: the reversing image being gathered tailstock rear by backup camera, and show;
Trajectory generation unit, for: according to installation site and the field-of-view angle of steering wheel angle signal, described backup camera, described reversing image generates reversing dynamic trajectory rear camera;
Trajectory mark unit, for: according to the mensuration distance between obstacle and rear bumper, described reversing dynamic trajectory rear camera generates the scale indicating described mensuration distance, and indicates different scales with different colors.
Described trajectory generation unit, also for: according to vehicle hanging intensity and rear overhang parameter, described reversing dynamic trajectory rear camera is adjusted.
Wherein, dynamic trajectory rear camera is divided into red, yellow, and green three sections, represents the distance range of obstacle from safety lever respectively, as shown in Figure 4, wherein red 20cm-50cm, yellow 50cm-150cm, green 150cm-300cm, marks with scale at 50cm, 150cm, 300cm place.The trajectory left and right sides lays respectively at leaves vehicle body 20 ± 10cm place.Dynamic reverse trajectory changes voluntarily along with the change of steering wheel angle, refreshing frequency 30Hz, thus ensures good followability;
The embodiment of the present invention is according to the installation site of camera, the field-of-view angle of camera, the intensity of the suspension of vehicle and the parameter of rear overhang, by controller through contrasting with ground reference, form final parameter, thus ensure the accuracy of scale mark, can driving safety be improved, and improve user satisfaction.
As from the foregoing, the present invention has following advantage:
In the embodiment of the present invention, trajectory not only considers steering wheel angle signal, also contemplates the installation site of backup camera and field-of-view angle, makes trajectory more accurate.And indicate different distance scales with different colors, make reversing dynamic trajectory rear camera be provided with the intuitive of distance.The prompting of this intuition, should see that when moveing backward reversing screen holds bearing circle again with under the wholeheartedly multiplex high-strung state of trampling throttle, greatly reduce the observation burden of chaufeur, add the degree of convenience during the reference manipulation of user, and then decrease the difficulty of reversing, add safety.
So far, those skilled in the art will recognize that, although multiple exemplary embodiment of the present invention is illustrate and described herein detailed, but, without departing from the spirit and scope of the present invention, still can directly determine or derive other modification many or amendment of meeting the principle of the invention according to content disclosed by the invention.Therefore, scope of the present invention should be understood and regard as and cover all these other modification or amendments.
Claims (10)
1. to move backward the implementation method of dynamic trajectory rear camera, it is characterized in that, comprising:
Gathered the reversing image at tailstock rear by backup camera, and show;
According to installation site and the field-of-view angle of steering wheel angle signal, described backup camera, described reversing image generates reversing dynamic trajectory rear camera;
According to the mensuration distance between obstacle and rear bumper, described reversing dynamic trajectory rear camera generates the scale indicating described mensuration distance, and indicates different scales with different colors.
2. implementation method according to claim 1, is characterized in that, also comprises described generation in the step of reversing dynamic trajectory rear camera:
According to vehicle hanging intensity and rear overhang parameter, described reversing dynamic trajectory rear camera is adjusted.
3. implementation method according to claim 1 and 2, is characterized in that, described scale comprises:
Represent the interval that described mensuration distance is 20 centimetres to 50 centimetres, and indicate with red;
Represent the interval that described mensuration distance is 50 centimetres to 150 centimetres, and indicate with yellow;
Represent the interval that described mensuration distance is 150 centimetres to 300 centimetres, and indicate with green.
4. implementation method according to claim 1, is characterized in that,
Left and right wheels profile in described reversing dynamic trajectory rear camera is positioned at 10-30 centimeters outside vehicle body.
5. implementation method according to claim 1, is characterized in that, the refreshing frequency of described reversing dynamic trajectory rear camera is 30 hertz.
6. to move backward the implement device of dynamic trajectory rear camera, it is characterized in that, comprising:
Image acquisition display unit, for: the reversing image being gathered tailstock rear by backup camera, and show;
Trajectory generation unit, for: according to installation site and the field-of-view angle of steering wheel angle signal, described backup camera, described reversing image generates reversing dynamic trajectory rear camera;
Trajectory mark unit, for: according to the mensuration distance between obstacle and rear bumper, described reversing dynamic trajectory rear camera generates the scale indicating described mensuration distance, and indicates different scales with different colors.
7. implement device according to claim 6, is characterized in that, described trajectory generation unit, also for: according to vehicle hanging intensity and rear overhang parameter, described reversing dynamic trajectory rear camera is adjusted.
8. implement device according to claim 6, is characterized in that, described scale comprises:
Represent the interval that described mensuration distance is 20 centimetres to 50 centimetres, and indicate with red;
Represent the interval that described mensuration distance is 50 centimetres to 150 centimetres, and indicate with yellow;
Represent the interval that described mensuration distance is 150 centimetres to 300 centimetres, and indicate with green.
9. implement device according to claim 6, is characterized in that,
Left and right wheels profile in described reversing dynamic trajectory rear camera is positioned at 10-30 centimeters outside vehicle body.
10. implement device according to claim 6, is characterized in that, the refreshing frequency of described reversing dynamic trajectory rear camera is 30 hertz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510603130.9A CN105128745A (en) | 2015-09-21 | 2015-09-21 | Method and device for achieving car-backing dynamic track line |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510603130.9A CN105128745A (en) | 2015-09-21 | 2015-09-21 | Method and device for achieving car-backing dynamic track line |
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| CN105128745A true CN105128745A (en) | 2015-12-09 |
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| CN201510603130.9A Pending CN105128745A (en) | 2015-09-21 | 2015-09-21 | Method and device for achieving car-backing dynamic track line |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107719234A (en) * | 2017-09-22 | 2018-02-23 | 郭金林 | A kind of dynamic reverse track video system and its application |
| CN108248688A (en) * | 2016-12-29 | 2018-07-06 | 长城汽车股份有限公司 | Auxiliary line setting method of moving backward and reversing aid system |
| CN109291920A (en) * | 2018-11-07 | 2019-02-01 | 江铃汽车股份有限公司 | The alarm method of automatic parking auxiliary system |
| CN109795555A (en) * | 2019-03-04 | 2019-05-24 | 宝能汽车有限公司 | The bearing calibration of reversing induction line and device |
| CN110745072A (en) * | 2019-10-18 | 2020-02-04 | 深圳市麦道微电子技术有限公司 | Driving system with range finding electronic scale |
| CN112339762A (en) * | 2020-10-29 | 2021-02-09 | 三一专用汽车有限责任公司 | Reversing image safety early warning method, mixer truck and computer readable storage medium |
| CN113615165A (en) * | 2019-03-25 | 2021-11-05 | 松下知识产权经营株式会社 | Image generation device, camera, display system, and vehicle |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108248688A (en) * | 2016-12-29 | 2018-07-06 | 长城汽车股份有限公司 | Auxiliary line setting method of moving backward and reversing aid system |
| CN107719234A (en) * | 2017-09-22 | 2018-02-23 | 郭金林 | A kind of dynamic reverse track video system and its application |
| CN109291920A (en) * | 2018-11-07 | 2019-02-01 | 江铃汽车股份有限公司 | The alarm method of automatic parking auxiliary system |
| CN109795555A (en) * | 2019-03-04 | 2019-05-24 | 宝能汽车有限公司 | The bearing calibration of reversing induction line and device |
| CN113615165A (en) * | 2019-03-25 | 2021-11-05 | 松下知识产权经营株式会社 | Image generation device, camera, display system, and vehicle |
| CN113615165B (en) * | 2019-03-25 | 2024-01-19 | 松下知识产权经营株式会社 | Image generating device, camera, display system, and vehicle |
| CN110745072A (en) * | 2019-10-18 | 2020-02-04 | 深圳市麦道微电子技术有限公司 | Driving system with range finding electronic scale |
| CN112339762A (en) * | 2020-10-29 | 2021-02-09 | 三一专用汽车有限责任公司 | Reversing image safety early warning method, mixer truck and computer readable storage medium |
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Application publication date: 20151209 |