CN101462512A - Automobile foggy day anti-collision alarming device based on GPS and wireless data communication technology - Google Patents
Automobile foggy day anti-collision alarming device based on GPS and wireless data communication technology Download PDFInfo
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- CN101462512A CN101462512A CNA2009100640257A CN200910064025A CN101462512A CN 101462512 A CN101462512 A CN 101462512A CN A2009100640257 A CNA2009100640257 A CN A2009100640257A CN 200910064025 A CN200910064025 A CN 200910064025A CN 101462512 A CN101462512 A CN 101462512A
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Abstract
The invention relates to an anticollision warning device for an automobile in foggy weather based on GPS and wireless data communication technology. The device can effectively solve the problem that automobiles have pileups in weather with low visibility. The structure of the device comprises: the output end of a GPS signal receiving and processing circuit is connected with the input end of a signal processing circuit of a biaxial acceleration sensor and the input end of a DSP digital signal processing circuit; the output end of the signal processing circuit of the biaxial acceleration sensor is connected with the input end of the DSP digital signal processing circuit; the output end of the DSP digital signal processing circuit is connected with the input end of the a control circuit of a warning signal output and a display; the DSP digital signal processing circuit is connected with a wireless digital transceiving circuit; the output end of a power circuit is connected with the power end of each part circuit; and each part circuit is connected with an earth wire. The device has a novel and unique structure, easy installation and use, and stable and reliable performance, effectively prevents anticollision of the automobiles or motor vehicles under the condition of poor visibility, ensures safe driving, prevents the loss of personnel life and property, and has huge economic and social benefits.
Description
One, technical field
The present invention relates to a kind of automobile foggy day anti-collision alarming device based on GPS and wireless data communication technology.
Two, background technology
Under greasy weather or low visibility weather condition, the automobile rear-end collision accident very easily takes place at running on expressway in automobile, and the people life property safety in serious threat, and national economy is brought about great losses, and has hindered the establishment of China harmonious society.It all is to form suddenly in a certain moment of a certain highway section of express highway that major part causes the mist of severe traffic accidents, make traffic management system hard to guard against, about about 7 o'clock of morning of on April 5th, 2006, great pileup takes place in Jingzhu express way highway Xinxiang section, in between more than half a hour, more than ten accident successively takes place, bump against vehicle about hundred, be continuous more than 30 kilometer, accident causation is owing to occurred due at times strong and at other times weak group's mist on the highway at that time.Influenced by dense fog about 8 o'clock on the 13rd in April, 2007, and apart from 30 kilometers places, master city, Chongqing City, 52 automobiles shunt into one another in Chengdu-Chongqing expressway Chongqing section, causes 5 people's death, 36 people injured.Morning on February 11st, 2007 because of visibility poor in the prosperous camphor tree section of Kunming, Shanghai high speed generation pileup, only in 4 kilometers road section scope, 22 pileups take place in the short time, 82 cars are absorbed in wherein, dead 10 people.Early morning on November 17th, 2008 because of visibility poor in 61 automobile pileups of the prosperous generation of Kunshan, Shanghai high speed, it is long that several small passenger cars are squeezed into two meters of less thaies by the front and back lorry, dead and wounded tens of people are on-the-spot so tragic that one cannot bear to look at it.
At fender bender, external at present existing microwave radar automobile anti-collision device emerges, this microwave radar automobile anti-collision device relies on the distance and relative close velocity of the backward wave detection of a target of front vehicles, be operated in the frequency range about 77GHz, proximity detection front vehicles effect still can, but be subjected to ambient interference bigger during long-range detection slightly, empty alarm rate is very high, and this microwave radar automobile anti-collision device generally can only survey front vehicles, and no back vision function can not give a warning to front vehicle, and cost an arm and a leg, installation requirement is higher, and result of use is bad, can't large-scale popularization popularize.What take place on the express highway generally all is rear-end collision accident, even indivedual vehicles are installed the microwave radar automobile anti-collision device, also acomia front vehicle and this car avoided bumps against, and therefore this mode can not fundamentally solve the problem that shunts into one another under the automobile low visibility weather.
How just can avoid express highway automobile under greasy weather or low visibility weather condition accident that shunts into one another, these losses are dropped to nadir, this is that traffic management system and industrial community are badly in need of the technical barrier that solves.
Three, summary of the invention
At above-mentioned situation, for overcoming the prior art defective, the present invention's purpose just provides a kind of automobile foggy day anti-collision alarming device based on GPS and wireless data communication technology, can effectively solve the problem that prevents that automobile from shunting into one another under low visibility weather, the technical scheme of its solution is, include housing and interior control circuit thereof, there is telltale the housing front portion, and said internal control circuit is by gps signal receiving processing circuit IC
1, double-axel acceleration sensor signal processing circuit IC
2, DSP digital signal processing circuit IC
3, wireless digital transmission circuit IC
4, alerting signal output and display control circuit IC
5With power circuit IC
6Form gps signal receiving processing circuit IC
1Output termination double-axel acceleration sensor signal processing circuit IC
2Input end and DSP digital signal processing circuit IC
3Input end, double-axel acceleration sensor signal processing circuit IC
2Output termination DSP digital signal processing circuit IC
3Input end, DSP digital signal processing circuit IC
3Mouth signal output taking alarm and display control circuit IC
5Input end, DSP digital signal processing circuit IC
3With wireless digital transmission circuit IC
4Link to each other power circuit IC
6Mouth links to each other with the power end of above-mentioned each several part circuit, supply with the each several part circuit work power, the each several part circuit all is connected to ground wire, and the present invention is simple in structure, novel unique, easily install and use, stable and reliable for performance, be used for automobile or power actuated vehicle, effectively prevented the collision under the visibility poor situation of automobile or power actuated vehicle, guarantee the safety of driving a vehicle, prevent to cause the heavy losses of personnel's life and property, economic and social benefit is huge.
Four, description of drawings
Fig. 1 is a housing three-dimensional structure diagram of the present invention.
Fig. 2 is a circuit connection diagram of the present invention.
Five, the specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is elaborated.
By Fig. 1, shown in Figure 2, the present invention includes housing and interior control circuit thereof, there is telltale 6 housing 1 front portion, and said internal circuit is by gps signal receiving processing circuit IC
1, double-axel acceleration sensor signal processing circuit IC
2, DSP digital signal processing circuit IC
3, wireless digital transmission circuit IC
4, alerting signal output and display control circuit IC
5With power circuit IC
6Form gps signal receiving processing circuit IC
15 pin connect antenna, 18 pin ground connection, 21 pin of mouth, 22 pin are respectively with double-axel acceleration sensor signal processing circuit IC
2Input end 7 pin, 1 pin link to each other, and with DSP digital signal processing circuit IC
3Input end 26 pin, 27 pin link to each other double-axel acceleration sensor signal processing circuit IC
2Mouth 2 pin, 5 pin respectively with DSP digital signal processing circuit IC
3Input end 24 pin, 25 pin link to each other 3 pin ground connection, DSP digital signal processing circuit IC
3Mouth 33 pin, 32 pin are respectively with alerting signal output and display control circuit IC
5Input end 4 pin, 3 pin link to each other 51 pin ground connection, DSP digital signal processing circuit IC
317 pin, 18 pin meet wireless digital transmission circuit IC respectively
444 pin, 43 pin, wireless digital transmission circuit IC
49 pin receive to send out an antenna, 19 pin ground connection, alerting signal output and display control circuit IC
57 pin ground connection, power circuit IC
61 pin connect+the 12V power supply, 3 pin ground connection, 2 pin meet gps signal receiving processing circuit IC respectively
1 Power end 9 pin, double-axel acceleration sensor signal processing circuit IC
2Power end 8 pin, DSP digital signal processing circuit IC
3Power end 14 pin, wireless digital transmission circuit IC
4Power end 18 pin and alerting signal output and display control circuit IC
5Power end 6 pin, for the each several part circuit provides working power.
Said gps signal receiving processing circuit IC
1Be ATR0635 type integrated circuit, double-axel acceleration sensor signal processing circuit IC
2Be MXD2125 type integrated circuit, DSP digital signal processing circuit IC
3Be C5400 type integrated circuit, wireless digital transmission circuit IC
4Be XE1203 type integrated circuit, alerting signal output and display control circuit IC
5Be LAA6C100LCD type integrated circuit, power circuit IC
6Be HA7536 type integrated circuit.
Convenient in order to guarantee result of use and control, in the other side of telltale 6 (color LED telltale) source switch 2, red warning light 3, yellow warning light 4 and audible warning sound window 5 are arranged successively from top to bottom on said housing 1 front panel.
In said structure, high-precision GPS signal receiving processing circuit ATR0635 (IC
1) be used to measure the present position of automobile, according to different situations, when being used to measure the present position of automobile, the position output accuracy can be below 3 meters or 10 meters, digital signal processing circuit C5400 DSP (IC
3) by of the present invention car gps signal receiving processing circuit ATR0635 (IC is housed continuously
1) relation of vehicle present position of the present position of output and the adjacent vehicle GPS acceptor circuit output that receives by wireless mode, thereby the algorithm that calculates adjacent vehicle relative motion speed of approach continuously carries out automobile collision-proof alarm each other, uses double-axel acceleration sensor signal processing circuit MXD2125 (IC
2) the vehicle present position of GPS acceptor circuit output is carried out dynamic calibration, this algorithm can be exported the vehicle present position of degree of precision, uses the DSP digital signal processing circuit XE1203 (IC of ISM wave band
4) being used for the radio digital communication between the adjacent vehicle, the vehicle calibration present position signal that the wireless data transceiving element circuit receives and sends is used for vehicle crashproof calculating each other, uses DSP digital signal processing circuit IC
3Related data is sent to LAA6C100LCD (IC
5) display control circuit, on LCD display, demonstrate the dynamic relative position of surrounding environment vehicle intuitively, the danger that demonstrates different stage with different colors and pattern is near vehicle, and HA7536 (IC is used in the warning of sending different stage with different sound equipments by loud speaker simultaneously
6) power circuit gives IC
1, IC
2, IC
3, IC
4, IC
5Deng power supply is provided.
High-precision GPS signal receiving processing circuit position output data per second upgrades once, and automobile position has than cataclysm during this period, therefore uses double-axel acceleration sensor MXD2125 (IC
2) signal processing circuit that constitutes carries out present position to gps signal receiving processing circuit output signal and proofread and correct, the automobile present position signal after the correction is delivered to the DSP digital signal processing circuit, wireless digital transmission circuit XE1203 (IC
4) be used to receive the exact location signal that surrounding vehicles is constantly sent off and on, also deliver to digital signal processing circuit, the wireless digital transmission circuit also constantly sends to surrounding vehicles to the exact location signal of this car off and on, and surrounding vehicles is also delivered to the computing of signal receiving processing circuit after receiving; The present position signal that this automobile present position signal after proofreading and correct and surrounding vehicles are sent is all delivered to C5400 DSP (IC
3) behind the digital signal processing circuit, digital signal processing circuit calculates the relative position of Ben Che and surrounding vehicles earlier, distance, earlier these result of calculations are stored, this car present position signal that position signal and surrounding vehicles are sent when having new this car automobile both after the short time is again delivered to the DSP digital signal processing circuit, the DSP digital signal processing circuit calculates the relative position of Ben Che and surrounding vehicles once more, distance, like this after the continuous several times computing, the DSP digital signal processing circuit is exported the relative motion speed of this car and surrounding vehicles at last, digital signal processing circuit sends alerting signal after the relative motion speed between vehicle reaches unsafe threshold value, and yellow warning light is bright with the announcement of warning when giving driver: Ben Che and surrounding vehicles close together by demonstration control warning output circuit output audio alert and wigwag; Red warning light is bright glittering during the bigger generation serious threat of this car and surrounding vehicles close together and relative motion speed, the driver can in time be adopted an effective measure, and display control circuit can also show the supply reference driver with the present position of surrounding vehicles on Liquid Crystal Display (LCD) simultaneously.Power circuit is by HA7536 (IC
6) form input 12V power supply, output 3.6V power supply; Alerting signal output and display control circuit are by LAA6C100 (IC
5) colour liquid crystal display device and low frequency amplifier composition, DSP digital signal processing circuit control low frequency amplifier is used to drive loud speaker and sends alerting signal.
Good effect of the present invention is, and is according to the development of science and technology, that existing known technology is (integrated Circuit) through scientific and reasonable effective combination, consists of unique advanced automobile or collision prevention of vehicle safety means, phase Automobile collision preventing technology for has in the past embodied multiple superiority, is a kind of really can effectively avoiding at a high speed The get on the car new and high technology of rear-end collision accident of highway can be surveyed highway in 500 meters distance ranges On the relative position of running automobile and automobile in the same way, comprise the automobile in the place ahead and the automobile at rear, before judging Side and rear automobile in time provide audible warning sound and image to carry to the driver with respect to the relative motion trend of this car Show that be not subjected to the road Bending Influence, automatic rejection is the information of driving vehicle in opposite directions, the detection accuracy height is anti-interference Property is strong, and it is accurate to report to the police. In greasy weather or low visibility weather situation, when homodromous automobile with Fast relative velocity near the time, or the front and back garage is apart from hour, in case surpass safe distance, system will reach In time, give the alarm, and reminding driver should deal with an urgent situation immediately, and the driver sends alarm sound from trend, and And can demonstrate at display the automobile position of collision trend. Use is based on GPS and RFDC The anti-collision alarm for cars of technology, the driver can be comprehensive in greasy weather or low visibility weather situation Automobile position information before and after understanding, front and back automobile have in the risk distance of collision trend and can send from the trend driver The prompting of voice suggestion and front and back vehicle location reference picture, make the driver can tell the front vehicles obstacle, In time take the effective measures such as deceleration, fundamentally avoid taking place on the highway the great of chain collision of vehicles Traffic accident reduces the loss of people's lives and properties, can effectively utilize the Freeway Transport resource, makes The traffic safety of vehicle in the visibility poor situation better ensured.
Claims (4)
1, a kind of automobile foggy day anti-collision alarming device based on GPS and wireless data communication technology includes housing and interior control circuit thereof, and there is telltale the housing front portion, it is characterized in that, said internal control circuit is by gps signal receiving processing circuit (IC
1), double-axel acceleration sensor signal processing circuit (IC
2), DSP digital signal processing circuit (IC
3), wireless digital transmission circuit (IC
4), alerting signal output and display control circuit (IC
5) and power circuit (IC
6) form gps signal receiving processing circuit (IC
1) output termination double-axel acceleration sensor signal processing circuit (IC
2) input end and DSP digital signal processing circuit (IC
3) input end, double-axel acceleration sensor signal processing circuit (IC
2) output termination DSP digital signal processing circuit (IC
3) input end, DSP digital signal processing circuit (IC
3) mouth signal output taking alarm and display control circuit (IC
5) input end, DSP digital signal processing circuit (IC
3) with wireless digital transmission circuit (IC
4) link to each other power circuit (IC
6) mouth links to each other with the power end of above-mentioned each several part circuit, supplies with the each several part circuit work power, the each several part circuit all is connected to ground wire.
2, the automobile foggy day anti-collision alarming device based on GPS and wireless data communication technology according to claim 1 is characterized in that, said gps signal receiving processing circuit (IC
1) be ATR0635 type integrated circuit, double-axel acceleration sensor signal processing circuit (IC
2) be MXD2125 type integrated circuit, DSP digital signal processing circuit (IC
3) be C5400 type integrated circuit, wireless digital transmission circuit (IC
4) be XE1203 type integrated circuit, alerting signal output and display control circuit (IC
5) be LAA6C100LCD type integrated circuit, power circuit (IC
6) be HA7536 type integrated circuit.
3, the automobile foggy day anti-collision alarming device based on GPS and wireless data communication technology according to claim 1, it is characterized in that in the other side of telltale (6) source switch (2), red warning light (3), yellow warning light (4) and audible warning sound window (5) being arranged successively from top to bottom on said housing (1) front panel.
4, the automobile foggy day anti-collision alarming device based on GPS and wireless data communication technology according to claim 1, include housing and interior control circuit thereof, there is telltale (6) housing (1) front portion, it is characterized in that, said internal circuit is by gps signal receiving processing circuit (IC
1), double-axel acceleration sensor signal processing circuit (IC
2), DSP digital signal processing circuit (IC
3), wireless digital transmission circuit (IC
4), alerting signal output and display control circuit (IC
5) and power circuit (IC
6) form gps signal receiving processing circuit (IC
1) 5 pin connect antenna, 18 pin ground connection, 21 pin of mouth, 22 pin are respectively with double-axel acceleration sensor signal processing circuit (IC
2) input end 7 pin, 1 pin link to each other, and with DSP digital signal processing circuit (IC
3) 26 pin, 27 pin link to each other double-axel acceleration sensor signal processing circuit (IC
2) mouth 2 pin, 5 pin respectively with DSP digital signal processing circuit (IC
3) input end 24 pin, 25 pin link to each other 3 pin ground connection, DSP digital signal processing circuit (IC
3) mouth 33 pin, 32 pin are respectively with alerting signal output and display control circuit (IC
5) input end 4 pin, 3 pin link to each other 51 pin ground connection, DSP digital signal processing circuit (IC
3) 17 pin, 18 pin meet wireless digital transmission circuit (IC respectively
4) 44 pin, 43 pin, wireless digital transmission circuit (IC
4) 9 pin receive to send out an antenna, 19 pin ground connection, alerting signal output and display control circuit (IC
5) 7 pin ground connection, power circuit (IC
6) 1 pin connect+the 12V power supply, 3 pin ground connection, 2 pin meet gps signal receiving processing circuit (IC respectively
1) power end 9 pin, double-axel acceleration sensor signal processing circuit (IC
2) power end 8 pin, DSP digital signal processing circuit (IC
3) power end 14 pin, wireless digital transmission circuit (IC
4) power end 18 pin and alerting signal output and display control circuit (IC
5) power end 6 pin, for the each several part circuit provides working power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100640257A CN101462512A (en) | 2009-01-06 | 2009-01-06 | Automobile foggy day anti-collision alarming device based on GPS and wireless data communication technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100640257A CN101462512A (en) | 2009-01-06 | 2009-01-06 | Automobile foggy day anti-collision alarming device based on GPS and wireless data communication technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101462512A true CN101462512A (en) | 2009-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2009100640257A Pending CN101462512A (en) | 2009-01-06 | 2009-01-06 | Automobile foggy day anti-collision alarming device based on GPS and wireless data communication technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101462512A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104553967A (en) * | 2013-10-12 | 2015-04-29 | 丹阳市飞越车辆附件有限公司 | System capable of effectively preventing end collision |
| CN105667441A (en) * | 2016-01-04 | 2016-06-15 | 重庆长安汽车股份有限公司 | Rear-end collision preventing safety system and method with early warning and protecting functions |
| CN107705632A (en) * | 2017-09-29 | 2018-02-16 | 湖南农业大学 | A kind of automobile-used Multi-information acquisition perceives safety warning system |
-
2009
- 2009-01-06 CN CNA2009100640257A patent/CN101462512A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104553967A (en) * | 2013-10-12 | 2015-04-29 | 丹阳市飞越车辆附件有限公司 | System capable of effectively preventing end collision |
| CN105667441A (en) * | 2016-01-04 | 2016-06-15 | 重庆长安汽车股份有限公司 | Rear-end collision preventing safety system and method with early warning and protecting functions |
| CN107705632A (en) * | 2017-09-29 | 2018-02-16 | 湖南农业大学 | A kind of automobile-used Multi-information acquisition perceives safety warning system |
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Open date: 20090624 |