CN103568943B - Pre-warning system and method for pre-warning - Google Patents
Pre-warning system and method for pre-warning Download PDFInfo
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- CN103568943B CN103568943B CN201210253760.4A CN201210253760A CN103568943B CN 103568943 B CN103568943 B CN 103568943B CN 201210253760 A CN201210253760 A CN 201210253760A CN 103568943 B CN103568943 B CN 103568943B
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Abstract
The embodiment of the invention relates to the technical field of wireless communication, and particularly to a pre-warning system and a method for pre-warning, which are used for solving the problem that a sound pre-warning mode existing in the prior art is greatly influenced in a noisy environment. The pre-warning system provided by the embodiment of the invention comprises at least a car door sensor used for detecting whether the car door needs to be opened, and a virtual display unit used for projecting a virtual car door in an open state at a place where the car door needs to be opened after the car door detected by the car door sensor needs to be opened. As the mode of projecting the virtual car door is adopted for pre-warning, any influence is avoided in the noisy environment.
Description
Technical field
The present invention relates to wireless communication technology field, particularly a kind of forewarn system and the method for carrying out early warning.
Background technology
Along with China's expanding economy, automobile has become indispensable instrument in people's life.Also the problem of serving is with along with the while of automobile universal.
If such as people do not note when getting off observing rear situation, likely encounter when opening the door the pedestrian, vehicle etc. that come from behind.
Existing vehicle door opening early-warning system mainly adopts sound early warning before car door opening.When people on the way drive and walk, spirit is more concentrated, and the traffic sign on the road also overwhelming majority identifies with vision, and sound and simple bright early warning may be subject to the impact of noisy environment on the one hand can not by people's Timeliness coverage.
To sum up, the mode of sound early warning is adopted can be subject to larger impact at present in noisy environment.
Summary of the invention
A kind of forewarn system that the embodiment of the present invention provides and the method for carrying out early warning, the problem that the mode in order to solve the employing sound early warning existed in prior art can be a greater impact in noisy environment.
A kind of forewarn system that the embodiment of the present invention provides, comprising:
At least one car door sensor, for detecting car door the need of unlatching;
Virtual display, after detecting that at car door sensor car door needs unlatching, projects one at the car door place that needs are opened and is in the virtual car door of opening.
A kind of method of carrying out early warning that the embodiment of the present invention provides, comprising:
Detect car door the need of unlatching;
After detecting that car door needs unlatching, project one at the car door place that needs are opened and be in the virtual car door of opening.
Owing to adopting projected virtual car door mode to carry out early warning, thus also can not be affected in noisy environment.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiment of the present invention forewarn system;
Fig. 2 is the method flow schematic diagram that the embodiment of the present invention carries out early warning;
Fig. 3 is the method flow schematic diagram of embodiment of the present invention car door opening early warning.
Detailed description of the invention
The embodiment of the present invention, after detecting that car door needs unlatching, projects one at the car door place that needs are opened and is in the virtual car door of opening.Owing to adopting projected virtual car door mode to carry out early warning, thus also can not be affected in noisy environment; Further owing to adopting vision alarm mode, thus more directly perceived
The position size of virtual car door can be determined according to car door position and size.Preferably, in order to ensure the visual effect to du vehicule especially rear view of vehicle pedestrian and vehicle early warning, the size of virtual car door can be more bigger than actual car door, the position of virtual car door and state can be the car door position of opening completely and state, can virtual car door (i.e. screen) be also vertical with vehicle body.
Below in conjunction with Figure of description, the embodiment of the present invention is described in further detail.
As shown in Figure 1, the forewarn system of the embodiment of the present invention comprises: at least one car door sensor 10 and virtual display 20
Car door sensor 10, for detecting car door the need of unlatching;
Virtual display 20, after detecting that at car door sensor 10 car door needs unlatching, projects one at the car door place that needs are opened and is in the virtual car door of opening.
In force, car door sensor 10 can be arranged on the handle for opening door of car door inside.Wherein, a handles there is a car door sensor 10.Can select as required those handles arrange car door sensor 10.
Each car door sensor 10 can detect the pressure of car door in real time, and the threshold value of pressure and setting is compared, if detect, car door pressure reaches setting threshold, then determine that car door needs to open.
Preferably, embodiment of the present invention virtual display 20 comprises: air screen unit 210 and projecting cell 220;
Air screen unit 210, after detecting that at car door sensor 10 car door needs unlatching, by high-frequency resonant, forms plane fog screen at the car door place needing to open;
Projecting cell 220, after detecting that at car door sensor 10 car door needs unlatching, the virtual car door one being in opening projects on plane fog screen.
Concrete, air screen unit 210 adopts electronics overclocking to shake, by the high-frequency resonant of transducer, water smoke is produced by dried up for water throwing, produce plane fog screen in conjunction with aerodynamic principle again, projecting cell 220 can form virtual image above being incident upon by picture.
This virtual image is the image of car door opening, can produce early warning effect intuitively to vehicle below, for the tighter vehicle having little time to react of following, can not cause damage through air screen.
In force, the image of this door opening state can directly be stored in projecting cell 220, also can be stored in plug and play in other movable storage device.Virtual display 20 can the feature concrete according to vehicle be installed, and such as air screen unit 210 can be arranged on roof, and projecting cell 220 can be arranged on rear car mirror side.
In force, threshold value can set as required.
Preferably, the forewarn system of the embodiment of the present invention can further include: car speed sensor 30.
Whether static car speed sensor 30, after detecting that at car door sensor car door needs unlatching, detect vehicle;
Accordingly, virtual display 20 specifically for:
Detect that car door needs to open at sensor, and after car speed sensor detects stationary vehicle, be in the virtual car door of opening needing the car door place of opening to project one.
Wherein, car speed sensor 30 can by the speed of vehicle GPS determination vehicle; Also can a built-in GPS module in car speed sensor 30; Car speed sensor 30 can also by the speed of the speed meter determination vehicle of vehicle.
Preferably, the forewarn system of the embodiment of the present invention can further include: position transduser 40.
Whether position transduser 40, after detecting that at car door sensor 10 car door needs unlatching, detect vehicle in prohibition parking area;
Accordingly, virtual display 20 specifically for:
Detect that car door needs to open at car door sensor 10, and car speed sensor 30 detects stationary vehicle, and position transduser inspection 40 measures vehicle behind non-prohibition parking area, projecting one at the car door place that needs are opened is in the virtual car door of opening.
In force, if position transduser 40 detects that vehicle is behind prohibition parking area, then notify that passengers inside the car's vehicle is in prohibition parking area, and judge that passengers inside the car are the need of continuation opening car door;
Accordingly, at car door sensor 10, virtual display 20 detects that car door needs to open, and car speed sensor 30 detects stationary vehicle, and position transduser 40 detects that vehicle needs to continue after opening car door in prohibition parking area, be in the virtual car door of opening needing the car door place of opening to project one.
Wherein, at car door sensor 10, position transduser 40 detects that car door needs to open, and detect that vehicle can adopt the modes such as word, sound, image to notify that passengers inside the car's vehicle is in prohibition parking area behind prohibition parking area.When judging whether to need to continue opening car door, can inquire whether passengers inside the car continue opening car door by the mode such as image, sound, and judge whether to need to continue opening car door, judgment mode has a variety of, such as can be judged by button, if namely passengers inside the car press specified button, then represent and need to continue opening car door, the button of this button can be mechanical type also can be touch-screen; Can also be judged by sound, namely passengers inside the car are represented the need of continuation opening car door by sound.
In force, car door sensor 10, virtual display 20, can be connected by short-distance wireless communication mode between car speed sensor 30 and position transduser 40, include but not limited to Zigbee, bluetooth etc.
Preferably, car door sensor 10, virtual display 20, car speed sensor 30 and position transduser 40 can distinguish a built-in network sensor.
Wherein, needs 8 network sensors altogether: two network sensors are positioned on 4 car door sensors, two network sensors lay respectively on air screen unit 210 in virtual display 20 and projecting cell 220, also have two node of network to be on car speed sensor 30 and position transduser 40 respectively.Short-distance wireless communication technology is adopted to carry out alternately between network sensor.It should be noted that, 8 network sensors form a sensor network, and concrete network topology can set as required.
In force, after car door opening, in virtual display 20, projecting cell 210 and air screen unit 220 are closed.
Based on same inventive concept, a kind of method of carrying out early warning is additionally provided in the embodiment of the present invention, the principle of dealing with problems due to the method is similar to embodiment of the present invention forewarn system, and therefore the enforcement of the method see the enforcement of forewarn system, can repeat part and repeat no more.
As shown in Figure 2, the method that the embodiment of the present invention carries out early warning comprises the following steps:
Step 201, detection car door are the need of unlatching;
Step 202, after detecting that car door needs to open, project one be in the virtual car door of opening needing the car door place of opening.
Preferably, in step 201, after detecting that car door pressure arrives setting threshold, determine that car door needs to open.
Preferably, in step 202, project one at the car door place that needs are opened and be in the virtual car door of opening, comprising:
After car door sensor detects that car door needs unlatching, by high-frequency resonant, form plane fog screen at the car door place needing to open;
The virtual car door one being in opening projects on plane fog screen.
Preferably, in step 202, after detecting that car door needs to open, vehicle can also be detected and whether remain static; If detect that vehicle remains static, project one at the car door place that needs are opened and be in the virtual car door of opening.
Preferably, in step 202, after detecting that car door needs to open, and after determining that vehicle remains static, vehicle can also be detected whether be in vehicle and be in non-prohibition parking area, if detect that vehicle is in non-prohibition parking area, project one at the car door place that needs are opened and be in the virtual car door of opening.
Preferably, in step 202, after detecting that car door needs to open, and after determining that vehicle remains static, if vehicle is not in non-prohibition parking area and notifies that passengers inside the car's vehicle is in prohibition parking area, and judge whether car door continues to open, if determine to need to continue opening car door, projecting one at the car door place that needs are opened is in the virtual car door of opening.
As shown in Figure 3, the method for embodiment of the present invention car door opening early warning comprises the following steps:
Passenger on step 301, supposition car needs the car door opening right lateral side, and the car door sensor 10 of the car door of right lateral side detects that the passenger on right back car door needs to open enabling;
Step 302, car door sensor 10 light the red light of right back car door;
Step 303, car door sensor 10 trigger car speed sensor 30, and car speed sensor 30 judges whether the current speed of vehicle is 0, if so, then perform step 304; Otherwise perform step 312;
Step 304, car speed sensor 30 trigger position sensor 40, position transduser 40 judges that vehicle is current and whether is in non-prohibition parking area, if so, then performs step 305; Otherwise, perform step 313;
The red light that step 305, position transduser 40 control right back car door goes out, and lights the amber light of right back car door, and while amber light is bright, position transduser 40 triggers air screen unit 210;
The electronics overclocking concussion of step 306, air screen unit 210 produces water smoke by the high-frequency resonant of transducer by dried up for water throwing;
Step 307, air screen unit 210 judge whether the humidity of water smoke reaches setting threshold, if so, then perform step 308; Otherwise, return step 306;
Step 308, air screen unit 210 trigger projecting cell 220, and projecting cell 220 is in opening virtual car door by one projects on plane fog screen;
Step 309, projecting cell 220 trigger car door sensor 10, and the amber light that car door sensor 10 controls right back car door goes out, and light the green light of right back car door;
After step 310, car door sensor 10 detect car door opening, control green light and go out;
Step 311, car door sensor 10 trigger air screen unit 210 and projecting cell 220, and air screen unit 210 and projecting cell 220 are closed, process ends;
Step 312, car speed sensor 30 control red light and continue flicker, and reminding passengers drives with caution, process ends;
Step 313, position transduser 40 control red light and continue flicker, and reminding passengers vehicle is in prohibition parking area;
Step 314, position transduser 40 judge whether to need to continue opening car door, if so, then perform step 305; Otherwise, control red light and go out, and process ends.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies, then the present invention is also intended to comprise these change and modification.
Claims (13)
1. a forewarn system, is characterized in that, this system comprises:
At least one car door sensor, for detecting car door the need of unlatching;
Virtual display, after detecting that at described car door sensor car door needs unlatching, projects one at the car door place that needs are opened and is in the virtual car door of opening.
2. forewarn system as claimed in claim 1, is characterized in that, described car door sensor specifically for:
After detecting that car door pressure reaches setting threshold, determine that car door needs to open.
3. forewarn system as claimed in claim 1, it is characterized in that, described forewarn system also comprises: car speed sensor;
Whether static described car speed sensor, after detecting that at described car door sensor car door needs unlatching, detect vehicle;
Described virtual display specifically for:
Detect that car door needs to open at described car door sensor, and after described car speed sensor detects stationary vehicle, be in the virtual car door of opening needing the car door place of opening to project one.
4. forewarn system as claimed in claim 3, it is characterized in that, described forewarn system also comprises:
Whether position transduser, after detecting that at described car door sensor car door needs unlatching, detect vehicle in prohibition parking area;
Described virtual display specifically for:
Detect that car door needs to open at described car door sensor, and described car speed sensor detects stationary vehicle, and described position transduser detects that vehicle is behind non-prohibition parking area, projecting one at the car door place that needs are opened is in the virtual car door of opening.
5. forewarn system as claimed in claim 4, is characterized in that, described position transduser also for:
Detect that car door needs to open at described car door sensor, and detect that vehicle notifies that behind prohibition parking area passengers inside the car's vehicle is in prohibition parking area, and judge whether to need to continue opening car door;
Described virtual display specifically for:
Detect that car door needs to open at described car door sensor, and described car speed sensor detects stationary vehicle, and described position transduser detects that vehicle needs to continue after opening car door in prohibition parking area, be in the virtual car door of opening needing the car door place of opening to project one.
6. the forewarn system as described in claim 4 or 5, is characterized in that, described virtual display is connected with described car speed sensor, described position transduser and described car door sensor respectively by short-distance wireless communication mode.
7. the forewarn system as described in as arbitrary in Claims 1 to 5, it is characterized in that, described virtual display comprises: projecting cell and air screen unit;
Described air screen unit, after detecting that at described car door sensor car door needs unlatching, by high-frequency resonant, forms plane fog screen at the car door place needing to open;
Described projecting cell, after detecting that at described car door sensor car door needs unlatching, the virtual car door one being in opening projects on described plane fog screen.
8. carry out a method for early warning, it is characterized in that, the method comprises:
Detect car door the need of unlatching;
After detecting that car door needs unlatching, project one at the car door place that needs are opened and be in the virtual car door of opening.
9. method as claimed in claim 8, it is characterized in that, described detection car door, the need of unlatching, comprising:
After detecting that car door pressure arrives setting threshold, determine that car door needs to open.
10. method as claimed in claim 8, is characterized in that, after detecting that car door needs to open, before the virtual car door needing the car door place of opening to project to be in opening, also comprises:
Detect that vehicle remains static.
11. methods as claimed in claim 10, is characterized in that, detect car door need open after, need open car door place project one be in opening virtual car door before, also comprise:
Detect that vehicle is in non-prohibition parking area.
12. methods as claimed in claim 10, is characterized in that, detect car door need open after, need open car door place project one be in opening virtual car door before, also comprise:
Detecting that vehicle notifies that behind prohibition parking area passengers inside the car's vehicle is behind prohibition parking area, determining to need to continue opening car door.
13. as arbitrary in claim 8 ~ 12 as described in method, it is characterized in that, describedly needing the car door place of opening to project one and be in the virtual car door of opening, comprising:
After detecting that car door needs unlatching, by high-frequency resonant, form plane fog screen at the car door place needing to open;
The virtual car door one being in opening projects on described plane fog screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210253760.4A CN103568943B (en) | 2012-07-20 | 2012-07-20 | Pre-warning system and method for pre-warning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210253760.4A CN103568943B (en) | 2012-07-20 | 2012-07-20 | Pre-warning system and method for pre-warning |
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| Publication Number | Publication Date |
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| CN103568943A CN103568943A (en) | 2014-02-12 |
| CN103568943B true CN103568943B (en) | 2015-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210253760.4A Active CN103568943B (en) | 2012-07-20 | 2012-07-20 | Pre-warning system and method for pre-warning |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109733277A (en) * | 2019-01-22 | 2019-05-10 | 京东方科技集团股份有限公司 | Warning system and alarming method for power |
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| JPS5174333A (en) * | 1974-12-23 | 1976-06-28 | Honda Motor Co Ltd | Sharyoni okeru keihosochi |
| JPS5651640A (en) * | 1979-10-04 | 1981-05-09 | Nissan Motor Co Ltd | Sound information transfer system for car |
| CN1030825C (en) * | 1993-02-22 | 1996-01-31 | 蔡进元 | Multifunction anti-collision alarm electric equipment for vehicle |
| US5713624A (en) * | 1996-01-16 | 1998-02-03 | Creative Products & Trade, Inc. | Restraining net for car window |
| CN2288878Y (en) * | 1997-02-03 | 1998-08-26 | 陈英文 | Indicator for opening or closing vehicle door |
| US6137419A (en) * | 1999-12-21 | 2000-10-24 | Lennox; Christina M. | Pickup truck tailgate monitor |
| CN2436343Y (en) * | 2000-07-04 | 2001-06-27 | 张忠雄 | Warning device for car door open |
| CN2445395Y (en) * | 2000-09-14 | 2001-08-29 | 朱新康 | Safety display device when opening vehicle door |
| CN1343580A (en) * | 2000-09-19 | 2002-04-10 | 徐福助 | Warning bar for opening door of car |
| CN2556076Y (en) * | 2002-07-02 | 2003-06-18 | 王炳赐 | Warning module while a car is driving from rear |
| CN1508030A (en) * | 2002-12-17 | 2004-06-30 | 郑宗在 | Automobile door open-close warning method |
| US7068160B2 (en) * | 2004-04-19 | 2006-06-27 | Daimlerchrysler Corporation | Open automotive door alert |
| CN200951733Y (en) * | 2006-08-04 | 2007-09-26 | 张志光 | Anticollision warning apparatus for opening car door |
| CN201128393Y (en) * | 2007-12-10 | 2008-10-08 | 林志豪 | Safety warner for opening automobile door |
| CN201201552Y (en) * | 2008-01-30 | 2009-03-04 | 王强 | Open warning device for automobile door and automobile using the same |
| DE102008012240A1 (en) * | 2008-03-03 | 2009-09-10 | GM Global Technology Operations, Inc., Detroit | display system |
| CN101722893A (en) * | 2009-12-28 | 2010-06-09 | 王翰章 | Door opening safety monitoring device |
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