CN103587465A - Vehicle obstacle prompting system and method - Google Patents
Vehicle obstacle prompting system and method Download PDFInfo
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- CN103587465A CN103587465A CN201310578230.1A CN201310578230A CN103587465A CN 103587465 A CN103587465 A CN 103587465A CN 201310578230 A CN201310578230 A CN 201310578230A CN 103587465 A CN103587465 A CN 103587465A
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Abstract
The invention provides a vehicle obstacle prompting system and method. The system comprises an obstacle detecting device, a control device and a display lamp set. The obstacle detecting device is used for detecting obstacles nearby a vehicle and sends detected obstacle information to the control device, and the obstacle detecting device comprises a sensor used for detecting the obstacles. The control device is used for controlling the display lamp set to output different types of lamplight prompt corresponding to the obstacle information in accordance with the difference of the obstacle information. The display lamp set is arranged at the position which can be observed by a driver of the vehicle. According to the vehicle obstacle prompting system and method, due to the arranged display lamp set, the corresponding lamplight prompt can be output according to the different obstacle information, the obstacle information can be visually and comprehensively known under the condition that the vision of the driver does not leave a traffic lane or the attention of the driver is reduced as much as possible, and thus traffic safety is effectively improved.
Description
Technical field
The present invention relates to vehicle control field, relate in particular to a kind of vehicle barrier prompt system and method.
Background technology
Along with the development of auto-industry, China per capita vehicle population is constantly rising.For the use of vehicle, traffic safety is undoubtedly very important problem.
Chaufeur, in the process of driving, need to carry out by vision the obstacle of perception vehicle periphery conventionally.Such as, for the obstacle of left and right vehicle wheel both sides, chaufeur often needs to observe the back mirror of car door both sides.Even if use remaining light to observe, also can cause the sight line of chaufeur to depart from moving traffic lane, if the unexpected situation occurred in the place ahead now, such as, there is child's road of popping out, with regard to likely causing, cannot react in time the accident leading to because of chaufeur.
In turn inside diameter, the back mirror of car door both sides just cannot play a role, and at this moment, will lean on the observation of chaufeur and the obstacle that experience judges vehicle both sides.The mankind's binocular vision restriction is 120 degree, and limited, in turn inside diameter, chaufeur the actual scope that can observe can be less, there is potential safety hazard.
For the obstacle of rear view of vehicle, using at present detection mode is that Reverse Sensor is installed.The situation of the vehicle back that Reverse Sensor is detected is presented to chaufeur by middle control read-out.Chaufeur is controlled the picture in read-out in having observed need frequently to rotate upper body and head in the process of reversing since.And middle control read-out shows, be 2D picture, can not provide obstacle information intuitively to chaufeur.In addition, Reverse Sensor is only just worked in reversing, if vehicle is normally travelling, in the time of rear car hypotelorism, cannot provide prompting.
To sum up, for chaufeur, intuitively, comprehensively point out the obstacle information in driving process and become problem demanding prompt solution.
Summary of the invention
In view of this, the invention provides a kind of vehicle barrier prompt system and method.
Particularly, described system comprises: obstacle detecting device, control setup and display lamp group, wherein:
Obstacle detecting device, for detection of near obstacle vehicle, and sends to control setup by the obstacle information detecting, and described obstacle detector comprises the sensor for detection of obstacle;
Control setup, for controlling the display lamp group output dissimilar light prompt corresponding with obstacle information according to the difference of described obstacle information.
Further, described obstacle information comprises: one or more in obstacle orientation, obstacle size and obstacle distance.
Further, the dissimilar light prompt that described obstacle information is corresponding comprises: light display lamp group, with different brightness, light display lamp group and light one or more in display lamp group with different flicker frequencies, described in light display lamp group and comprise: light the part or all of display lamp in display lamp group.
Further, described display lamp group comprises the front display lamp group being arranged on vehicle interior front windshield framework, left display lamp group, the right display lamp group on the bezel of vehicle interior right side and the rear display lamp group on vehicle rear seat windscreen framework on the bezel of vehicle interior left side.
Further, described left display lamp group comprises and is arranged on the left front display lamp group in chaufeur window frame and is arranged on the left back display lamp group in chaufeur back seat window frame, and described right display lamp group comprises and is arranged on the right front display lamp group in copilot window frame and is arranged on the right back display lamp group in copilot back seat window frame.
Further, when described obstacle information is obstacle orientation, light prompt corresponding to described obstacle orientation is to light the display lamp group corresponding with described obstacle orientation.
Further, when described obstacle information is obstacle orientation, light prompt corresponding to described obstacle orientation comprises: light the front display lamp group corresponding with vehicle left front and left front display lamp group simultaneously, light the left back display lamp group corresponding with vehicle left back and rear display lamp group simultaneously, light the front display lamp group corresponding with vehicle right front and right front display lamp group and light the right back display lamp group corresponding with vehicle right abaft and rear display lamp group simultaneously simultaneously.
Further, when described obstacle information is obstacle size,
Light prompt corresponding to described obstacle size is the display lamp of lighting in display lamp group with described obstacle size respective amount.
Further, when described obstacle information is obstacle distance,
The light prompt that described obstacle distance is corresponding is to light described display lamp group with brightness corresponding to described obstacle distance.
Further, when described obstacle information is obstacle distance,
The light prompt that described obstacle distance is corresponding is to light described display lamp group with flicker frequency corresponding to described obstacle distance.
Further, described display lamp group is LED display lamp group.
Further, described system also comprises: brightness impression device, for detection of interior brightness, when interior brightness is more than or equal to default threshold value, open display lamp group day inter mode; When interior brightness is less than described default threshold value, open display lamp group Night.
Described method comprises:
Detect near the obstacle of vehicle; And
According to the difference of the obstacle information detecting, control the display lamp group output dissimilar light prompt corresponding with obstacle information.
Further, described obstacle information comprises: one or more in obstacle orientation, obstacle size and obstacle distance.
Further, the dissimilar light prompt that described obstacle information is corresponding comprises: light display lamp group, with different brightness, light display lamp group and light one or more in display lamp group with different flicker frequencies, described in light display lamp group and comprise: light the some or all of display lamp in display lamp group.
Further, described display lamp group comprises the front display lamp group being arranged on vehicle interior front windshield framework, left display lamp group, the right display lamp group on the bezel of vehicle interior right side and the rear display lamp group on vehicle rear seat windscreen framework on the bezel of vehicle interior left side.
Further, described left display lamp group comprises and is arranged on the left front display lamp group in chaufeur window frame and is arranged on the left back display lamp group in chaufeur back seat window frame, and described right display lamp group comprises and is arranged on the right front display lamp group in copilot window frame and is arranged on the right back display lamp group in copilot back seat window frame.
Further, when described obstacle information is obstacle orientation, light the display lamp group corresponding with described obstacle orientation.
Further, when described obstacle information is obstacle orientation, lights the front display lamp group corresponding with vehicle left front and left front display lamp group simultaneously, light the left back display lamp group corresponding with vehicle left back and rear display lamp group simultaneously, light the front display lamp group corresponding with vehicle right front and right front display lamp group and light the right back display lamp group corresponding with vehicle right abaft and rear display lamp group simultaneously simultaneously.
Further, when described obstacle information is obstacle size,
Light in display lamp group the display lamp with described obstacle size respective amount.
Further, when described obstacle information is obstacle distance,
With brightness corresponding to described obstacle distance, light described display lamp group.
Further, when described obstacle information is obstacle distance,
With flicker frequency corresponding to described obstacle distance, light described display lamp group.
Further, described method also comprises: detect interior brightness, when interior brightness is more than or equal to default threshold value, open display lamp group day inter mode; When interior brightness is less than described default threshold value, open display lamp group Night.
Compared to prior art, the present invention is by arranging display lamp group, according to different obstacle informations, export corresponding light prompt, make chaufeur just can not sense intuitively, all sidedly and the information of obstacle effectively improve traffic safety in the situation that sight is not left moving traffic lane or reduced chaufeur attention as far as possible.
Accompanying drawing explanation
Fig. 1 is the structural representation of vehicle barrier prompt system in one embodiment of the present invention;
Fig. 2 is vehicle barrier reminding method diagram of circuit in one embodiment of the present invention.
The specific embodiment
The present invention aims to provide a kind of vehicle barrier prompting scheme more directly perceived, comprehensive.Particularly, the invention provides a kind of vehicle barrier prompt system and method, please refer to Fig. 1, described system comprises: obstacle detecting device, control setup, brightness impression device and display lamp group.
Described obstacle detecting device comprises near the sensor being arranged on vehicle, for detection of near obstacle vehicle.Described sensor can adopt infrared distance sensor, utilizes infrared reflection principle to measure obstacle, also can adopt ultrasonic transduter, utilizes ultrasonic reflections principle to measure obstacle, and the present invention does not limit this.The detection range of described sensor can be set to 1.2 meters to 1.5 meters, the obstacle that affects safe driving can be detected, and don't affects normal vehicle and normally travels and be as the criterion.
Described display lamp group is arranged on the observable position of vehicle interior chaufeur, for providing obstacle information to chaufeur.Preferably, described display lamp group is LED(Light Emitting Diode, light-emitting diode) lamp group, described display lamp group is arranged in window frame.Display lamp group is arranged in window frame, when display lamp group is lighted, will in compartment, form " surround lighting curtain " (Ambient Light Curtain), chaufeur just can perceive described surround lighting curtain in the situation that sight is not left moving traffic lane, and then learns intuitively near obstacle situation vehicle according to this surround lighting curtain.
Please refer to Fig. 2, in an embodiment of the present invention, above-mentioned vehicle barrier prompt system is carried out following treatment step:
Step 101, obstacle detecting device detects near obstacle vehicle, and the obstacle information detecting is sent to control setup.
Step 102, control setup is controlled the display lamp group output dissimilar light prompt corresponding with obstacle information according to the difference of described obstacle information.
The present invention design shows that by display lamp group different light prompts reminds near obstacle situation chaufeur vehicle.Particularly, described obstacle information is corresponding with light prompt.Described obstacle information comprises: one or more in obstacle orientation, obstacle size and obstacle distance.The light prompt that described obstacle information is corresponding comprises: light display lamp group, with different brightness, light display lamp group and light one or more in display lamp group with different flicker frequencies.The described display lamp group of lighting comprises: light the part or all of display lamp in display lamp group.The corresponding relation of described obstacle information and light prompt with can make chaufeur directly perceived, be well understood to obstacle information and be as the criterion.The invention provides following preferably corresponding relation.
When described obstacle information is obstacle orientation, light prompt corresponding to described obstacle orientation is to light the display lamp group corresponding with obstacle orientation.Particularly, can on the front windshield framework of vehicle interior, arrange before display lamp group, on the bezel of vehicle interior left side, left display lamp group is set, on the bezel of vehicle interior right side, arrange on right display lamp group and the rear seat windscreen framework at vehicle interior, arrange after display lamp group.Above-mentioned front display lamp group, left display lamp group, right display lamp group and rear display lamp group are used for pointing out vehicle front, left side, right side and obstacle below.Preferably, can corresponding sensor be set for each display lamp group, when described sensor detects obstacle information, control setup is controlled the display lamp group that this sensor is corresponding and is lighted.Described display lamp group can meet the prompting to a plurality of obstacle informations equally.Such as, there is obstacle in vehicle left side and right side, so just light left display lamp group and right display lamp group simultaneously simultaneously.
Further, described left display lamp group can also comprise and is arranged on the left front display lamp group in chaufeur window frame and is arranged on the left back display lamp group in chaufeur back seat window frame.Described right display lamp group comprises and is arranged on the right front display lamp group in copilot window frame and is arranged on the right back display lamp group in copilot back seat window frame.By the display lamp group differentiation of the left and right sides, be left front, left back display lamp group and right front, right back display lamp group, can more accurately point out the orientation of obstacle.Further, in obstacle orientation, when vehicle left front, the sensor of front display lamp group and left front display lamp group detects obstacle simultaneously, lights accordingly front display lamp group and left front display lamp group simultaneously.In obstacle orientation, when vehicle left back, the sensor of rear display lamp group and left back display lamp group detects obstacle simultaneously, lights accordingly rear display lamp group and left back display lamp group simultaneously.For the obstacle of vehicle right front and right abaft, in like manner light two display lamp groups simultaneously.
Really, the described display lamp group of lighting includes the part or all of display lamp of lighting in display lamp group.In one embodiment, when described obstacle information is obstacle orientation, light prompt corresponding to described obstacle orientation is whole display lamps of lighting in the display lamp group corresponding with obstacle orientation, for example, in the time of near obstacle is positioned at chaufeur vehicle window, light the whole display lamps of left front display lamp group; In the time of near obstacle is positioned at chaufeur back seat vehicle window, light the whole display lamps of left back display lamp group.In another embodiment, when described obstacle information is obstacle orientation, light prompt corresponding to described obstacle orientation is the partial display lamp of lighting in the display lamp group corresponding with obstacle orientation, thereby the orientation that further accurately represents obstacle, for example, when obstacle is positioned at inclined to one side front position, chaufeur vehicle window middle part, only light the left front display lamp group middle part display lamp of front position part partially; When obstacle be positioned at copilot vehicle window middle part partially after during position, only light right front display lamp group middle part partially after the display lamp of position part, etc.Really, along with the movement of vehicle or obstacle, both are changed by relative position, the part or all of display lamp of the display lamp group of lighting also can change thereupon.
When described obstacle information is obstacle distance, the light prompt that described obstacle distance is corresponding is to light described display lamp group with brightness corresponding to described obstacle distance.Particularly, obstacle distance vehicle is nearer, and brightness is higher.The lamplight brightness that it should be noted that display lamp group of the present invention will be take not to be affected chaufeur to observe the outer situation of car is prerequisite.
Further, when described obstacle information is obstacle distance, the light prompt that described obstacle distance is corresponding can also be to light described display lamp group with flicker frequency corresponding to described obstacle distance.Particularly, obstacle distance vehicle is nearer, and the frequency of display lamp group flicker is higher.
At described obstacle information, be obstacle when size, light prompt corresponding to described obstacle size is the display lamp of lighting in display lamp group with described obstacle size respective amount.Sensor of the present invention can further detect obstacle size, for example, by detecting the profile of obstacle, judge.Corresponding relation according to the obstacle size setting in advance with display lamp, the present invention can point out by lighting the display lamp of varying number in display lamp group the size of obstacle described in chaufeur.Such as, when the profile of obstacle is greater than default threshold value, light whole display lamps of display lamp group, this obstacle of prompting chaufeur is larger.Further, for same obstacle, when sensor has just detected this obstacle, due to distant, the profile of described obstacle is relatively little, according to default corresponding relation, light the display lamp of respective numbers, if chaufeur do not hide in time, so, the obstacle profile detecting the closer to sensor described in obstacle is just larger, now lights accordingly more display lamp.Meanwhile, the distance of obstacle and vehicle reduces, and increases accordingly the brightness of display lamp or with higher frequency scintillation, points out chaufeur obstacle close, need hide as early as possible.
As can be seen here, with regard to same obstacle, obstacle size and obstacle distance exist corresponding relation, and distance is nearer, and the obstacle detecting is just larger.The present invention arranges dissimilar light prompt, be intended to chaufeur with the most intuitively, the most comprehensive obstacle information prompting.
Preferably, due to daytime and night open air light difference very big, the present invention is that display lamp group arranges different display formats: day inter mode and Night.Such as, a day inter mode is that display lamp group shows ruddiness or green glow, Night is that display lamp group shows white light.Described brightness impression device detects the brightness of interior, when the brightness of interior is more than or equal to default threshold value, opens display lamp group day inter mode; When interior brightness is less than described default threshold value, open display lamp group Night.
By above description, can be found out, the present invention by arranging the display lamp group of diverse location in car, according to different obstacle informations, export corresponding light prompt, make chaufeur just can not recognize intuitively, all sidedly and the information of obstacle effectively improve traffic safety in the situation that sight is not left moving traffic lane or reduced chaufeur attention as far as possible.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of making, be equal to replacement, improvement etc., within all should being included in the scope of protection of the invention.
Claims (23)
1. a vehicle barrier prompt system, is characterized in that, this system comprises: obstacle detecting device, control setup and display lamp group, wherein:
Obstacle detecting device, for detection of near obstacle vehicle, and sends to control setup by the obstacle information detecting, and described obstacle detecting device comprises the sensor for detection of obstacle;
Control setup, for controlling the display lamp group output dissimilar light prompt corresponding with obstacle information according to the difference of described obstacle information;
Described display lamp group is arranged at the observable position of vehicle driver.
2. system according to claim 1, is characterized in that,
Described obstacle information comprises: one or more in obstacle orientation, obstacle size and obstacle distance.
3. system according to claim 2, is characterized in that,
The dissimilar light prompt that described obstacle information is corresponding comprises: light display lamp group, with different brightness, light display lamp group and light one or more in display lamp group with different flicker frequencies, described in light display lamp group and comprise: light the part or all of display lamp in display lamp group.
4. system according to claim 3, it is characterized in that, described display lamp group comprises the front display lamp group being arranged on vehicle interior front windshield framework, left display lamp group, the right display lamp group on the bezel of vehicle interior right side and the rear display lamp group on vehicle rear seat windscreen framework on the bezel of vehicle interior left side.
5. system according to claim 4, is characterized in that,
Described left display lamp group comprises and is arranged on the left front display lamp group in chaufeur window frame and is arranged on the left back display lamp group in chaufeur back seat window frame, and described right display lamp group comprises and is arranged on the right front display lamp group in copilot window frame and is arranged on the right back display lamp group in copilot back seat window frame.
6. according to the system described in claim 4 or 5, it is characterized in that,
When described obstacle information is obstacle orientation, light prompt corresponding to described obstacle orientation is to light the display lamp group corresponding with described obstacle orientation.
7. system according to claim 5, is characterized in that,
When described obstacle information is obstacle orientation, light prompt corresponding to described obstacle orientation comprises: light the front display lamp group corresponding with vehicle left front and left front display lamp group simultaneously, light the left back display lamp group corresponding with vehicle left back and rear display lamp group simultaneously, light the front display lamp group corresponding with vehicle right front and right front display lamp group and light the right back display lamp group corresponding with vehicle right abaft and rear display lamp group simultaneously simultaneously.
8. system according to claim 3, is characterized in that,
When described obstacle information is obstacle size,
Light prompt corresponding to described obstacle size is the display lamp of lighting in display lamp group with described obstacle size respective amount.
9. system according to claim 3, is characterized in that,
When described obstacle information is obstacle distance,
The light prompt that described obstacle distance is corresponding is to light described display lamp group with brightness corresponding to described obstacle distance.
10. system according to claim 3, is characterized in that,
When described obstacle information is obstacle distance,
The light prompt that described obstacle distance is corresponding is to light described display lamp group with flicker frequency corresponding to described obstacle distance.
11. systems according to claim 1, is characterized in that,
Described display lamp group is LED display lamp group.
12. systems according to claim 1, is characterized in that, described system also comprises:
Brightness impression device, for detection of interior brightness, when interior brightness is more than or equal to default threshold value, opens display lamp group day inter mode; When interior brightness is less than described default threshold value, open display lamp group Night.
13. 1 kinds of vehicle barrier reminding methods, is characterized in that, described method comprises:
Detect near the obstacle of vehicle; And
According to the difference of the obstacle information detecting, control the display lamp group output dissimilar light prompt corresponding with obstacle information.
14. methods according to claim 13, is characterized in that,
Described obstacle information comprises: one or more in obstacle orientation, obstacle size and obstacle distance.
15. methods according to claim 14, is characterized in that,
The dissimilar light prompt that described obstacle information is corresponding comprises: light display lamp group, with different brightness, light display lamp group and light one or more in display lamp group with different flicker frequencies, described in light display lamp group and comprise: light the part or all of display lamp in display lamp group.
16. methods according to claim 15, is characterized in that,
Described display lamp group comprises the front display lamp group being arranged on vehicle interior front windshield framework, left display lamp group, the right display lamp group on the bezel of vehicle interior right side and the rear display lamp group on vehicle rear seat windscreen framework on the bezel of vehicle interior left side.
17. according to the method described in right 16, it is characterized in that,
Described left display lamp group comprises and is arranged on the left front display lamp group in chaufeur window frame and is arranged on the left back display lamp group in chaufeur back seat window frame, and described right display lamp group comprises and is arranged on the right front display lamp group in copilot window frame and is arranged on the right back display lamp group in copilot back seat window frame.
18. according to the method described in claim 16 or 17, it is characterized in that,
When described obstacle information is obstacle orientation, light the display lamp group corresponding with described obstacle orientation.
19. methods according to claim 17, is characterized in that,
When described obstacle information is obstacle orientation, lights the front display lamp group corresponding with vehicle left front and left front display lamp group simultaneously, light the left back display lamp group corresponding with vehicle left back and rear display lamp group simultaneously, light the front display lamp group corresponding with vehicle right front and right front display lamp group and light the right back display lamp group corresponding with vehicle right abaft and rear display lamp group simultaneously simultaneously.
20. methods according to claim 15, is characterized in that,
When described obstacle information is obstacle size,
Light in display lamp group the display lamp with described obstacle size respective amount.
21. methods according to claim 15, is characterized in that,
When described obstacle information is obstacle distance,
With brightness corresponding to described obstacle distance, light described display lamp group.
22. methods according to claim 15, is characterized in that,
When described obstacle information is obstacle distance,
With flicker frequency corresponding to described obstacle distance, light described display lamp group.
23. methods according to claim 13, is characterized in that, described method also comprises:
Detect interior brightness, when interior brightness is more than or equal to default threshold value, open display lamp group day inter mode; When interior brightness is less than described default threshold value, open display lamp group Night.
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