CN104943642A - Image type warning safety system for assisting driver in getting off - Google Patents
Image type warning safety system for assisting driver in getting off Download PDFInfo
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- CN104943642A CN104943642A CN201410111484.7A CN201410111484A CN104943642A CN 104943642 A CN104943642 A CN 104943642A CN 201410111484 A CN201410111484 A CN 201410111484A CN 104943642 A CN104943642 A CN 104943642A
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Abstract
The invention discloses an image type warning safety system for assisting a driver in getting off. The image type warning safety system is used for being mounted on a vehicle body. The system comprises an image sensing unit, a processing unit and a warning unit. The image sensing unit is used for obtaining images of an external environment of the vehicle body. The processing unit is used for processing signal information at the two ends of the rear portion of the vehicle side and received by the image sensing unit, executing the image obtaining function, tracking mobile object processing in real time and judging whether an object moves to be close to the exteriors of vehicle doors on the two sides of the driver and a vice driver or not. The warning unit is used for giving out a warning message. When the processing unit judges that the object moves to be close the exteriors of the vehicle doors beside the two sides of the driver and the vice driver, the warning unit is started to prompt the driver and a passenger, so that the driver and the passenger can get off safely and conveniently.
Description
Technical field
The present invention relates to a kind of car-mounted device, particularly relate to a kind of image-type and assist driver to get off warning safe system.
Background technology
Often can encounter following situation in daily life, stop in roadside in car prepares to open the door and get off, often to have forgotten to see back mirror rear environment, when a driving or storage battery car A car sped below, almost knocked people down or car door is knocked! Along with embedded hardware is applied on driving active safety caution system widely, the product that can reduce accident raising safety is used as the attention of the attraction attraction buyer of new car invariably by each depot.But, there is no this safety subsidiary products at present on the market, for driver stopped vehicle open car door get off time, send a car fast to rear, the self-propelled vehicle such as pedestrian or storage battery can have indicative voice or vision to assist.
Applicant utilizes the existing camera be arranged on the back mirror of left and right, radar, or auxiliary (BLIS) system of car side blind spot of developing of the sensor such as laser adds the function that can be improved safety of stopping, safety warning system of namely getting off.
Summary of the invention
Technical matters to be solved by this invention is: provide a kind of image-type to assist driver to get off warning safe system, it can remind driving or passenger getting off car safety.
For solving the problems of the technologies described above, technical scheme of the present invention is:
A kind of image-type assists driver to get off warning safe system, and it is for being arranged on car body, and described system comprises: image sensing unit, and described image sensing unit is in order to capture the image of car body external environment condition; Processing unit, described processing unit processes receives the signal information at vehicle rear side two ends by image sensing unit, performs image acquisition function and the process of real-time tracing mobile object, and provides and distinguish that whether object moves near to drive and outside the car door of copilot person both sides; And alarm unit, described alarm unit, in order to send warning message, moves close driving with outside the car door of copilot person both sides when processing unit determines object, starts alarm unit and point out driving and passenger, so that driving and passenger safety are got off.
Have employed technique scheme, beneficial effect of the present invention is: warning safe system of getting off utilizes image sensing unit, automobile or bicycle fast approaching whether is had after inspection trolley, under dangerous situation, system also can be given a warning to driver with aud. snl. by car door place bright lamplight signal, so that driving or passenger safety are got off.In addition, this function, for domestic road traffic environment complicated and changeable, is highly popularize.
The present invention also has following improvement:
Further, described image sensing unit accepts processing unit and wakes signal up, and performs and capture image frame instantly and carry out monitoring instruction identification.
Further, described image sensing unit has the image capture between car stops, and when driving and passenger leaves, processing unit utilizes the image detecting result of image sensing unit, this detecting result is switched foundation as startup image acquisition unit, and acquisition is when getting off silhouette sheet, perform image and approach identification process, when systems scan recognized approached car door both sides by foreign object time, give a warning message, warns driving and passenger to want SC when leaving.
Further, described alarm unit comprises LED module, and after car stops, if systems scan approaches to dangerous objects or moving vehicle, then LED module sends different warning light to form visual alerts.
Further, described alarm unit also comprises buzzer phone module, and after car stops, if systems scan approaches to dangerous objects or moving vehicle, then buzzer phone module sends the sound to point out driver.
Further, described image sensing unit comprises the left camera being arranged on car back mirror bottom side, left side, and is arranged on the right camera of car back mirror bottom side, right side.
Further, processing unit comprises microprocessor, treater, quick flashing, crystal oscillator and power supply module.
Further, described image-type assists driver's warning safe system of getting off also to comprise key detecting module, door knob switch detecting module and gear detecting module.
Further, described key detecting module, door knob switch detecting module and gear detecting module feed back to microprocessor.
Accompanying drawing explanation
Fig. 1 is that image-type of the present invention assists driver to get off warning safe system schematic.
Fig. 2 is that image-type of the present invention assists driver to get off the operation workflow schematic diagram of warning safe system.
Main element nomenclature in figure:
LED module 1 buzzer phone module 2
Microprocessor 3 treater 4
Quick flashing 5 crystal oscillator 6
Reduction voltage circuit 7 power supply module 8
Key detecting module 9 door knob switch detecting module 10
The left camera 12 of gear detecting module 11
Right camera 13 UART interface 14
Jtag interface 15 coder 16
Internal memory 17
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further described.
As shown in Figure 1, image-type of the present invention assists driver's warning safe service system of getting off to comprise: image sensing unit, processing unit and alarm unit.Image sensing unit is in order to capture the image of car body external environment condition.Processing unit processes receives the signal information at vehicle rear side two ends by image sensing unit, performs image acquisition function and the process of real-time tracing mobile object, and provides and distinguish that whether object moves near to drive and outside the car door of copilot person both sides.Alarm unit, in order to send warning message, moves close driving with outside the car door of copilot person both sides when processing unit determines object, starts alarm unit and point out driving and passenger, so that driving and passenger safety are got off.
Alarm unit comprises LED module 1, and after car stops, if systems scan approaches to dangerous objects or moving vehicle, then LED module 1 sends different warning light to form visual alerts.Alarm unit also comprises buzzer phone module 2, and after car stops, if systems scan approaches to dangerous objects or moving vehicle, then buzzer phone module 2 sends the sound to point out driver.Described image sensing unit comprises the left camera 12 being arranged on car back mirror bottom side, left side, and is arranged on the right camera 13 of car back mirror bottom side, right side.Processing unit comprises microprocessor 3, treater 4, quick flashing 5, crystal oscillator 6, reduction voltage circuit 7 and power supply module 8.Described image-type assists driver's warning safe system of getting off also to comprise key detecting module 9, door knob switch detecting module 10 and gear detecting module 11.Described key detecting module 9, door knob switch detecting module 10 and gear detecting module 11 feed back to microprocessor 3.Image-type assists driver's warning safe service system of getting off also to comprise UART interface 14 with jtag interface 15 in order to be connected respectively with jtag interface with the UART interface on treater 4.Image-type assists driver's warning safe service system of getting off also to comprise coder 16 and internal memory 17.
Image sensing unit accepts processing unit and wakes signal up, and performs and capture image frame instantly and carry out monitoring instruction identification.Described image sensing unit has the image capture between car stops, and when driving and passenger leaves, processing unit utilizes the image detecting result of image sensing unit, this detecting result is switched foundation as startup image acquisition unit, and acquisition is when to get off silhouette sheet, performs image and approach identification process, when systems scan recognized approached car door both sides by foreign object time, give a warning message, wants SC when warning driving and passenger to leave.
Image-type as of the present invention in Fig. 2 assists driver to get off the operation workflow schematic diagram of warning safe system.The camera of collocation below the back mirror of left and right, radar, the sensors such as laser not only can be assisted as the blind spot of right and left vehicle during driving and mobile object, also can as the active safety forewarn system during driver's door opening when having stopped car.Safety system is by the main frame of embedded hardware, and after linking ignition lock and the car door signal of Body control module, and the battery power that collocation is assisted works as main power source, and system can also be able to be worked when supplying without ignition lock.When driver stops working, safety system can enter standby mode, once unplug key or pin leave Brake pedal after system can start working camera module power supply is provided, now camera image simulation signal can pass to main frame and judges to detect running object or pedestrian for the feature block at car rear through algorithm, when driver is for assisting the safety case at driver's car rear before opening car door by the LED module or the prompting of buzzer phone modular voice being arranged on door, once driver pulls the door open moment once have mobile object to approach will directly to ring loudly.This safety system links vehicle body CAN communication interface and compatible hardware signal is assisted, and the standby power module with starting of multichannel vehicle body signal control of arranging in pairs or groups.
After image system main frame switches on power, received from the vehicle body speed of a motor vehicle by vehicle body CAN, gear and indicator signal, and receive the image simulation signal being arranged on two cameras of left and right back mirror.Start to start blind spot ancillary system function, to receive after two-way image after image decoding by signal transmission to image processor after the block of algorithm to vehicle rear side makes a decision, change vision LED module into when detecting to walk around after dangerous objects or moving vehicle approach or utilize buzzer phone module to send the sound to point out driver.
When gear is returned P shelves by driver, now blind spot ancillary system function can be converted to security warning additional function of getting off by handoff functionality, after ignition lock closed by driver turns's key, system enters standby mode reduction power consumption stream, extract key and pin leaves Brake pedal once driver, system can receive key extract signal and Brake pedal speed-slackening signal now system start to recover start and detect for the mobile object of vehicle rear side or pedestrian.After finding that in feature block mobile object or pedestrian approach, system can be sent signal and go the LED module controlling to be combined in vehicle to do to glimmer or buzzer phone module does voice warning, prompting driver go see back mirror situation and note door opening, when door capable of being opened gos out preparation, when system discovery object approaches, the permanent bright warning and buzzer phone module can directly be rung of LED module meeting, stops flicker and pipes immediately after object leaves.After driver closes entrance door, after system acceptance to car door trigger switch, system can be allowed to enter sleep pattern.
Compared with prior art, originally give car warning safe system and utilize image sensing unit, automobile or bicycle fast approaching whether is had after inspection trolley, under dangerous situation, system also can be given a warning to driver with aud. snl. by car door place bright lamplight signal, so that driving or passenger safety are got off.In addition, this function, for domestic road traffic environment complicated and changeable, is highly popularize.
The present invention is not limited to above-mentioned concrete embodiment, and those of ordinary skill in the art is from above-mentioned design, and without performing creative labour, done all conversion, all drop within protection scope of the present invention.
Claims (9)
1. image-type assists driver to get off a warning safe system, and it is for being arranged on car body, and described system comprises:
Image sensing unit, described image sensing unit is in order to capture the image of car body external environment condition;
Processing unit, described processing unit processes receives the signal information at vehicle rear side two ends by image sensing unit, performs image acquisition function and the process of real-time tracing mobile object, and provides and distinguish that whether object moves near to drive and outside the car door of copilot person both sides; And
Alarm unit, described alarm unit, in order to send warning message, moves close driving with outside the car door of copilot person both sides when processing unit determines object, starts alarm unit and point out driving and passenger, so that driving and passenger safety are got off.
2. image-type as claimed in claim 1 assists driver to get off warning safe system, it is characterized in that: described image sensing unit accepts processing unit and wakes signal up, and performs and capture image frame instantly and carry out monitoring instruction identification.
3. image-type as claimed in claim 2 assists driver to get off warning safe system, it is characterized in that: described image sensing unit has the image capture between car stops, and when driving and passenger leaves, processing unit utilizes the image detecting result of image sensing unit, this detecting result is switched foundation as startup image acquisition unit, and acquisition is when getting off silhouette sheet, perform image and approach identification process, when systems scan recognized approached car door both sides by foreign object time, give a warning message, wants SC when warning driving and passenger to leave.
4. image-type as claimed in claim 3 assists driver to get off warning safe system, it is characterized in that: described alarm unit comprises LED module, after car stops, if systems scan approaches to dangerous objects or moving vehicle, then LED module sends different warning light to form visual alerts.
5. image-type as claimed in claim 4 assists driver to get off warning safe system, it is characterized in that: described alarm unit also comprises buzzer phone module, after car stops, if systems scan approaches to dangerous objects or moving vehicle, then buzzer phone module sends the sound to point out driver.
6. image-type as claimed in claim 5 assists driver to get off warning safe system, it is characterized in that: described image sensing unit comprises the left camera being arranged on car back mirror bottom side, left side, and is arranged on the right camera of car back mirror bottom side, right side.
7. image-type as claimed in claim 6 assists driver to get off warning safe system, it is characterized in that: processing unit comprises microprocessor, treater, quick flashing, crystal oscillator and power supply module.
8. image-type as claimed in claim 7 assists driver to get off warning safe system, it is characterized in that: described image-type assists driver's warning safe system of getting off also to comprise key detecting module, door knob switch detecting module and gear detecting module.
9. image-type as claimed in claim 8 assists driver to get off warning safe system, it is characterized in that: described key detecting module, door knob switch detecting module and gear detecting module feed back to microprocessor.
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Cited By (7)
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CN105459898A (en) * | 2015-12-31 | 2016-04-06 | 清华大学苏州汽车研究院(吴江) | Active vehicle rear auxiliary pre-warning system |
CN107130873A (en) * | 2016-02-29 | 2017-09-05 | 福特环球技术公司 | Moving object detection for power door system |
CN107176095A (en) * | 2016-03-10 | 2017-09-19 | 松下电器(美国)知识产权公司 | Recognition result suggestion device and its method, identification object suggestion device and its method |
CN108737630A (en) * | 2017-04-24 | 2018-11-02 | 北京嘀嘀无限科技发展有限公司 | Information broadcasting method and device for terminal device |
CN109484337A (en) * | 2018-11-27 | 2019-03-19 | 深圳技术大学(筹) | Car door anti-collision method for early warning and its anti-collision early warning system based on infrared acquisition and Image Acquisition |
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 |
TWI675770B (en) * | 2018-11-13 | 2019-11-01 | 樹德科技大學 | Car door open warning device and method |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN108737630A (en) * | 2017-04-24 | 2018-11-02 | 北京嘀嘀无限科技发展有限公司 | Information broadcasting method and device for terminal device |
TWI675770B (en) * | 2018-11-13 | 2019-11-01 | 樹德科技大學 | Car door open warning device and method |
CN109484337A (en) * | 2018-11-27 | 2019-03-19 | 深圳技术大学(筹) | Car door anti-collision method for early warning and its anti-collision early warning system based on infrared acquisition and Image Acquisition |
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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