CN102555909A - Back-up monitoring driving equipment and back-up monitoring system - Google Patents
Back-up monitoring driving equipment and back-up monitoring system Download PDFInfo
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- CN102555909A CN102555909A CN2011104594289A CN201110459428A CN102555909A CN 102555909 A CN102555909 A CN 102555909A CN 2011104594289 A CN2011104594289 A CN 2011104594289A CN 201110459428 A CN201110459428 A CN 201110459428A CN 102555909 A CN102555909 A CN 102555909A
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Abstract
An embodiment of the invention discloses back-up monitoring driving equipment and a back-up monitoring system. The back-up monitoring driving equipment comprises a foreview and rearview changeover switch, a delayed charging circuit, a back-up video input line, a back-up detection input line, a video changeover switch and an MCU (micro control unit). A control end of the foreview and rearview changeover switch and the delayed charging circuit are respectively connected with a back-up line, an output end of the foreview and rearview changeover switch is connected with the back-up video input line, the back-up video input line is connected with an input end of the video changeover switch which is controlled by the MCU, and an output end of the delayed charging circuit is connected with the back-up detection input line which is connected with the MCU. The back-up monitoring driving equipment and the back-up monitoring system solve the problem that a driver is inconvenient to adjust vehicle positions according to experiment and reference objects after a reverse gear is selected in the prior art, and achieve the purposes of facilitating monitoring of an environment outside a vehicle and adjustment of the vehicle positions.
Description
Technical field
The present invention relates to the vehicle parking monitoring technical field, more particularly, relate to a kind of reversing monitoring driving equipment and reversing monitoring system.
Background technology
Along with improving constantly of living standard, automobile becomes requisite walking-replacing tool in people's life.Along with development of science and technology, automotive interior has been installed provides the multimedia equipment of functions such as comprising navigation, audio frequency, video to use for the driver.Existing backsight monitor is that the external environment of car clearly in the reversing automobile process is monitored and bought and use by the user more and more.
Existing backsight monitor shows situation behind the car after the driver hangs reverse gear, after unclamping reverse gear, check through back mirror and range estimation whether reversing or the position of parking be suitable.
Complicated in the vehicle peripheral environment; Under situation such as narrow road and obstacle are many; When getting nowhere, need adjust the vehicle current location through once moveing backward or parking; And existing backsight monitoring device closes demonstration when reverse gear finishes after, need the driver rule of thumb to come roughly to judge the reversing state and move forward and backward to adjust vehicle repeatedly, and make troubles to the driver with object of reference.
Summary of the invention
In view of this, the present invention provides a kind of reversing monitoring driving equipment and reversing checking system, to realize the purpose of convenient reversing car external environment monitoring and vehicle adjustment position.
A kind of reversing monitoring driving equipment comprises: change-over switch, charging time delay circuit, reversing video input line, reversing detection input line, video switch switch and microcontroller MCU are looked in front and back, wherein:
Control end and the said charging time delay circuit that change-over switch is looked in said front and back respectively with said reversing wire joint;
The mouth and the said reversing video input wire joint of change-over switch looked in said front and back, and said reversing video input line is connected with the input end of the video switch switch that receives said main frame MCU control;
The mouth of said charging time delay circuit and said reversing detect the input wire joint, and said MCU is connected with the mouth that said reversing detects the input line.
Preferably, to look change-over switch be two to change relays in said front and back.
A kind of reversing monitoring system comprises: reversing monitoring driving equipment, looks change-over switch with the front and back of reversing monitoring driving equipment respectively and is connected and is installed on the image unit of automotive front end and afterbody and is installed in the display terminal of automotive interior, wherein:
Said reversing monitoring driving equipment comprises:
Change-over switch, charging time delay circuit, reversing video input line, reversing detection input line, video switch switch and microcontroller MCU are looked in front and back, wherein:
Control end and the said charging time delay circuit that change-over switch is looked in said front and back respectively with said reversing wire joint;
The mouth and the said reversing video input wire joint of change-over switch looked in said front and back, and said reversing video input line is connected with the input end of the video switch switch that receives said main frame MCU control;
The mouth of said charging time delay circuit and said reversing detect the input wire joint, and said MCU is connected with the mouth that said reversing detects the input line;
Said video switch switch is connected to said display terminal through video driver circuit.
Said display terminal is the car-mounted terminal that possesses LCD display.
Preferably, to look change-over switch be two to change relays in said front and back.
Said automotive front end and afterbody image unit are specially and are installed on automotive front end and are used to gather that the forward sight image unit of video information is used to gather the tailstock backsight image unit of video information on every side with automobile tail around the automotive front end.
Can find out from above-mentioned technical scheme; Embodiments of the invention are on the basis of existing reversing line, MCU, image unit and display unit; Switch front and back with MCU control and look mode of operation; When reverse gear reversing on the line level triggers video switch switch opens and connect the backsight mode of operation and charging time delay circuit discharge and video switch switch when no reverse gear operation recover normally closed and open the forward sight passage of making a video recording; Cooperate said front and back to look change-over switch and reversing video input line carries out the path delivery of video; Need observe and vehicle front ambient video information when adjusting vehicle location for the driver is provided in the reversing process for reversing; Solved in the prior art reverse gear finish the back driver rule of thumb with the inconvenient problem of object of reference adjustment vehicle location, reached the monitoring of convenience reversing car external environment and the accurate purpose of rapid vehicle adjustment position.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the disclosed a kind of reversing monitoring driving device structure scheme drawing of the embodiment of the invention;
Fig. 2 is the disclosed a kind of reversing monitoring system structural representation of the embodiment of the invention.
The specific embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
The embodiment of the invention discloses reversing monitoring driving equipment and reversing checking system, to realize the purpose of convenient reversing car external environment monitoring and vehicle adjustment position.
Fig. 1 shows a kind of reversing monitoring driving equipment, comprising:
Change-over switch 12, charging time delay circuit 13, reversing video input line 15, reversing detection input line 16, video switch switch 17 and microcontroller MCU14 are looked in front and back, wherein:
The control end that change-over switch 12 is looked in said front and back is connected with said reversing line 11 respectively with said charging time delay circuit 13;
The mouth that change-over switch 12 is looked in said front and back is connected with said reversing video input line 15, and said reversing video input line 15 is connected with the input end of the video switch switch 17 that receives said main frame MCU14 control;
The mouth of said charging time delay circuit 13 detects input line 16 with said reversing and is connected, and said MCU14 is connected with the mouth that said reversing detects input line 16.
Said front and back are looked change-over switch and are preferably two commentaries on classics, one relay, but do not limit to, and also can conversion IC realize.
Fig. 2 shows a kind of reversing monitoring system; Describe with reference to Fig. 1; Comprise: reversing monitoring driving equipment, look change-over switch 12 with front and back respectively and be connected and be installed on the image unit 19 of automotive front end and afterbody and be installed in the display terminal 18 of automotive interior, wherein:
The parts of said reversing monitoring driving equipment are referring to Fig. 1 and explanation thereof, and something in common repeats no more here
Said video switch switch 17 is connected to said display terminal 18 through video driver circuit.
Said automotive front end and afterbody image unit 19 can be divided into and be installed on the backsight image unit 192 that forward sight image unit 191 that automotive front end is used to gather video information around the automotive front end and automobile tail are used to gather video information around the tailstock;
Said display terminal 18 is for possessing the car-mounted terminal of LCD display, and said car-mounted terminal can be LCD display, mobile phone, multi-functional navigating instrument etc., and is not limited to the above-mentioned form of enumerating.
Concrete for convenience and the illustration explained, existing is that scene is given an example with the automobile berth:
Car left near the parking position hang reverse gear; Said reversing line 11 produces 12V reversing voltage; Said reversing line 11 is connected to said reversing through said charging time delay circuit 13 and detects input line 16, this level signal is linked into the MCU reversing detects pin, and this moment, MCU detected this reversing level signal; Said video switch is opened and switched to the backsight passage, and control said image unit 19 and get into the work of vehicle backing backsight monitoring mode; Afterbody image unit 192 is looked switch 12 and reversing video input line 15 through said front and back, and through said video switch circuit switch 17 and video driver circuit, the image behind the car of said backsight image unit 192 collections is presented on the said display terminal 18;
In the reverse gear process, the 12V voltage of said reversing line 11 is given the charging of charging delay unit.
Reversing finishes and withdraws from reverse gear; The power down of reversing line; Said charging time delay circuit 13 will get into discharge mode (the discharge time-delay is t and does not limit to); Said MCU still detects the voltage signal of said charging time delay circuit and continues to operate in the video monitor pattern, and said video switch switch then returns to normal mode (normally closed) and switches to forward-looking mode work, and said forward sight image unit 191 is looked switch 12 and reversing video input line 15 with the image of the collection of automotive front end through said front and back; And through said video switch circuit 17, and be presented on the said display terminal 18.
And when the driver carries out reverse gear adjustment automobile position once more; This system gets into the backsight pattern once more, gets into the backsight mode process and does not receive time delay circuit t time effects, can combine to observe the vehicle front state in conjunction with said forward-looking mode; Judge that the vehicle current location is with respect to parking position; Before being, later, moderate, take back or take over etc., and can judge behind the car front truck whether obstacle is arranged, confirm that safety and precise stops.
In sum:
Embodiments of the invention are on the basis of existing reversing line, MCU, image unit and display unit; Switch front and back with MCU control and look mode of operation; When reverse gear reversing on the line level triggers video switch switch opens and connect the backsight mode of operation and charging time delay circuit discharge and video switch switch when no reverse gear operation recover normally closed and open the forward sight passage of making a video recording; Cooperate said front and back to look change-over switch and reversing video input line carries out the path delivery of video; Need observe and vehicle front ambient video information when adjusting vehicle location for the driver is provided in the reversing process for reversing; Solved in the prior art reverse gear finish the back driver rule of thumb with the inconvenient problem of object of reference adjustment vehicle location, reached the monitoring of convenience reversing car external environment and the accurate purpose of rapid vehicle adjustment position.
Each embodiment adopts the mode of going forward one by one to describe in this specification sheets, and what each embodiment stressed all is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation of spirit that does not break away from the embodiment of the invention or scope in other embodiments among this paper.Therefore, the embodiment of the invention will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (6)
1. a reversing monitoring driving equipment is characterized in that, comprising: look change-over switch, charging time delay circuit, reversing video input line, move backward and detect input line, video switch switch and microcontroller MCU in front and back, wherein:
Control end and the said charging time delay circuit that change-over switch is looked in said front and back respectively with said reversing wire joint;
The mouth and the said reversing video input wire joint of change-over switch looked in said front and back, and said reversing video input line is connected with the input end of the video switch switch that receives said main frame MCU control;
The mouth of said charging time delay circuit and said reversing detect the input wire joint, and said MCU is connected with the mouth that said reversing detects the input line.
2. driving arrangement according to claim 1 is characterized in that, it is two commentaries on classics, one relays that change-over switch is looked in said front and back.
One kind the reversing monitoring system; It is characterized in that; Comprise: reversing monitoring driving equipment, look change-over switch with the front and back of reversing monitoring driving equipment respectively and be connected and be installed on the image unit of automotive front end and afterbody and be installed in the display terminal of automotive interior, wherein:
Said reversing monitoring driving equipment comprises:
Change-over switch, charging time delay circuit, reversing video input line, reversing detection input line, video switch switch and microcontroller MCU are looked in front and back, wherein:
Control end and the said charging time delay circuit that change-over switch is looked in said front and back respectively with said reversing wire joint;
The mouth and the said reversing video input wire joint of change-over switch looked in said front and back, and said reversing video input line is connected with the input end of the video switch switch that receives said main frame MCU control;
The mouth of said charging time delay circuit and said reversing detect the input wire joint, and said MCU is connected with the mouth that said reversing detects the input line;
Said video switch switch is connected to said display terminal through video driver circuit.
4. monitoring system according to claim 3 is characterized in that, said display terminal is the car-mounted terminal that possesses LCD display.
5. monitoring system according to claim 3 is characterized in that, it is two commentaries on classics, one relays that change-over switch is looked in said front and back.
6. monitoring system according to claim 3 is characterized in that, said automotive front end and afterbody image unit are specially:
Be installed on automotive front end and be used to gather that the forward sight image unit of video information is used to gather the tailstock backsight image unit of video information on every side with automobile tail around the automotive front end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110459428.9A CN102555909B (en) | 2011-12-31 | 2011-12-31 | Back-up monitoring driving equipment and back-up monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110459428.9A CN102555909B (en) | 2011-12-31 | 2011-12-31 | Back-up monitoring driving equipment and back-up monitoring system |
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| Publication Number | Publication Date |
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| CN102555909A true CN102555909A (en) | 2012-07-11 |
| CN102555909B CN102555909B (en) | 2015-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110459428.9A Active CN102555909B (en) | 2011-12-31 | 2011-12-31 | Back-up monitoring driving equipment and back-up monitoring system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106534838A (en) * | 2016-09-30 | 2017-03-22 | 惠州华阳通用电子有限公司 | Method and device for testing reliability of reversing image |
| CN107734182A (en) * | 2017-10-30 | 2018-02-23 | 重庆猫扑网络科技有限公司 | A kind of office system |
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| US20050134710A1 (en) * | 2003-12-18 | 2005-06-23 | Toshiaki Nomura | Imaging systems for use with patrol cars and patrol cars having such imaging systems |
| CN1660626A (en) * | 2004-02-23 | 2005-08-31 | 李世雄 | Assistant viewing and sounding devices in automobile |
| CN201534526U (en) * | 2009-07-14 | 2010-07-28 | 金鼎多媒体(惠州)有限公司 | Vehicle-mounted video converter |
| CN201901089U (en) * | 2010-11-20 | 2011-07-20 | 高丽韵 | Vehicular video converter |
-
2011
- 2011-12-31 CN CN201110459428.9A patent/CN102555909B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050134710A1 (en) * | 2003-12-18 | 2005-06-23 | Toshiaki Nomura | Imaging systems for use with patrol cars and patrol cars having such imaging systems |
| CN1660626A (en) * | 2004-02-23 | 2005-08-31 | 李世雄 | Assistant viewing and sounding devices in automobile |
| CN201534526U (en) * | 2009-07-14 | 2010-07-28 | 金鼎多媒体(惠州)有限公司 | Vehicle-mounted video converter |
| CN201901089U (en) * | 2010-11-20 | 2011-07-20 | 高丽韵 | Vehicular video converter |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106534838A (en) * | 2016-09-30 | 2017-03-22 | 惠州华阳通用电子有限公司 | Method and device for testing reliability of reversing image |
| CN107734182A (en) * | 2017-10-30 | 2018-02-23 | 重庆猫扑网络科技有限公司 | A kind of office system |
| CN107734182B (en) * | 2017-10-30 | 2020-03-13 | 重庆猫扑网络科技有限公司 | Office system |
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| Publication number | Publication date |
|---|---|
| CN102555909B (en) | 2015-05-20 |
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