CN107640090A - A kind of traffic safety control method and device - Google Patents
A kind of traffic safety control method and device Download PDFInfo
- Publication number
- CN107640090A CN107640090A CN201610584206.2A CN201610584206A CN107640090A CN 107640090 A CN107640090 A CN 107640090A CN 201610584206 A CN201610584206 A CN 201610584206A CN 107640090 A CN107640090 A CN 107640090A
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- China
- Prior art keywords
- transmission power
- automobile
- safety zone
- real time
- running speed
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
- B60R21/0134—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over responsive to imminent contact with an obstacle, e.g. using radar systems
Abstract
The invention discloses a kind of traffic safety control method and device, its method includes：Obtain the real time running speed of current automobile；According to real time running speed, the current transmission power of wireless antenna is determined；Wherein, the transmission power of the wireless antenna corresponding to the real time running speed difference of automobile is different；Determine the safety zone that radiation scope of the wireless antenna under current transmission power is automobile correspondence direction；When having mobile object in the safety zone for detecting a specific direction, a warning information is generated.Real time running speed of the invention according to current automobile, determine the safety zone of automobile different directions, when have mobile object enter either direction safety zone when prompting driver drive with caution, provides comprehensive, accurate safety instruction for driver, with raising drive a vehicle security.
Description
Technical field
The present invention relates to communication and field of automobile safety, more particularly to a kind of traffic safety control method and device.
Background technology
With the development of auto industry and electronic technology, vehicle intellectualized technology will progressively be applied, wherein, driving peace
Complete is always the focus to receive much concern, and intellectualized technology will be used for traffic safety control system.At present, in some high-end cars
In, it is vehicle in night running to have used infrared radar Detection Techniques, carries out active probe to pedestrian and provides traffic safety
Prompting, it be distinguish between although graphical analysis can be carried out to imaging object, be unable to reach the degree of people's exceptionally high degree of trust of allowing all the time.
The content of the invention
The invention provides a kind of traffic safety control method and device, and solving can not accurately drive in the prior art
Member provides the problem of accurate safety instruction.
According to one aspect of the present invention, there is provided a kind of traffic safety control method, including：
Obtain the real time running speed of current automobile；
According to real time running speed, the current transmission power of wireless antenna is determined；Wherein, the real time running speed of automobile is not
It is different with the transmission power of corresponding wireless antenna；
Determine the safety zone that radiation scope of the wireless antenna under current transmission power is automobile；
When detect have mobile object in safety zone when, generate a warning information.
Wherein, according to real time running speed, the step of determining wireless antenna current transmission power, includes：
The real time running speed is detected whether in the velocity interval corresponding to current transmission power；
If being not at, according to the corresponding relation between travel speed and the transmission power of wireless antenna, by wireless antenna
Current transmission power is adjusted to the transmission power corresponding to real time running speed；
Otherwise, it determines wireless antenna it is current transmission power it is constant.
Wherein, when detect have mobile object in safety zone when, generate a warning information the step of include：
When the electromagnetic signal in the safety zone for detecting automobile changes, determine there are motive objects in safety zone
Body；
After it is determined that having mobile object in safety zone, a warning information is generated.
Wherein, also include after the step of generating a warning information：
According to the changing value of electromagnetic signal in the safety zone of automobile, the prompting mode of warning information is determined；
Warning information is prompted to driver according to prompting mode.
Wherein, when the electromagnetic signal in the safety zone for detecting automobile changes, determine there is shifting in safety zone
The step of animal body, includes：
Whether the electromagnetic signal for detecting multiple specified point positions in the safety zone of automobile changes；
When the electromagnetic signal of a specified point position in multiple specified point positions changes, determine there is shifting in safety zone
Animal body.
Wherein, the radiation direction of different wireless antennas is different；Determine radiation of the wireless antenna under current transmission power
The step of scope is the safety zone of automobile includes：
It is determined that radiation scope of the multiple wireless antennas with different radiation directions under each current transmission power is
The safety zone of the different directions of automobile.
Wherein, the area identification of the safety zone of the different directions of automobile is different, and warning information includes the area of safety zone
Domain identifier.
According to another aspect of the present invention, a kind of traffic safety control device is additionally provided, including：
Velocity module is obtained, for obtaining the real time running speed of current automobile；
Wireless control module, for according to real time running speed, determining the current transmission power of wireless antenna；Wherein, vapour
The transmission power of wireless antenna corresponding to the real time running speed difference of car is different；
Processing module, for determining safety zone of radiation scope of the wireless antenna under current transmission power for automobile；
Alarm module, for when detect have mobile object in safety zone when, generate a warning information.
Wherein, wireless control module includes：
Detection unit, for detecting real time running speed whether in the velocity interval corresponding to current transmission power；
Changing unit, during in the velocity interval that is not at when real time running speed corresponding to current transmission power, root
According to the corresponding relation between travel speed and the transmission power of wireless antenna, the current transmission power of wireless antenna is adjusted to reality
When travel speed corresponding to transmission power；Otherwise, it determines wireless antenna it is current transmission power it is constant.
Wherein, alarm module includes：
Electromagnetic field inducing unit, for when the electromagnetic signal in the safety zone for detecting automobile changes, it is determined that
There is mobile object in safety zone；
Alarm Unit, for after it is determined that having mobile object in safety zone, generating a warning information.
Wherein, alarm module also includes：
Alarm control unit, for the changing value of electromagnetic signal in the safety zone according to automobile, determine warning information
Prompting mode；
Reminding unit, for being prompted warning information to driver according to prompting mode.
Wherein, electromagnetic field inducing unit includes：
Whether detection sub-unit, the electromagnetic signal of multiple specified point positions in the safety zone for detecting automobile become
Change；
Determination subelement, for when the electromagnetic signal of a specified point position in multiple specified point positions changes, really
There is mobile object in Dingan County is region-wide.
Wherein, the radiation direction of different wireless antennas is different, wherein, processing module includes：Processing unit, for determining
Radiation scope of the multiple wireless antennas with different radiation directions under each current transmission power is the not Tongfang of automobile
To safety zone.
The beneficial effect of embodiments of the invention is：
According to the real time running speed of current automobile, the safety zone of automobile different directions is determined, is entered when there is mobile object
Prompt driver to drive with caution when entering the safety zone of either direction, provided for driver comprehensive, accurately safe
Prompting, to improve the security of driving.
Brief description of the drawings
Fig. 1 represents the schematic flow sheet of the traffic safety control method of the present invention；
Fig. 2 represents the module diagram of the traffic safety control device of the present invention.
Embodiment
The exemplary embodiment of the present invention is more fully described below with reference to accompanying drawings.Although the present invention is shown in accompanying drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the present invention without should be by embodiments set forth here
Limited.Conversely, there is provided these embodiments are to be able to be best understood from the present invention, and can be by the scope of the present invention
Completely it is communicated to those skilled in the art.
Embodiment one
As shown in figure 1, the embodiment provides a kind of traffic safety control method, following steps are specifically included：
Step 101：Obtain the real time running speed of current automobile.
Obtaining the current real time running speed of automobile can be realized by active obtaining and the passive two ways that receives, wherein,
Active obtaining can carry out real time speed measuring realization by integrated GPS module, radar detected module or acceleration transducer etc., passively
Receiving can to receive automobile current by interacting with external GPS module, radar detected module or acceleration transducer etc.
Real time running speed.
Step 102：According to real time running speed, the current transmission power of wireless antenna is determined.
Step 103：Determine the safety zone that radiation scope of the wireless antenna under current transmission power is automobile.
Wherein, because the safe distance required for the real-time speed difference of automobile is different, with the travel speed of automobile
Increase, required braking distance, passing distance can all increase, i.e., corresponding safe distance increase.Therefore, in order to ensure to leave
Enough safe distances, the transmission power of the wireless antenna corresponding to the real time running speed difference of automobile are different.Specifically, may be used
The transmission power of wireless antenna is divided into different brackets, different brackets corresponds to different road speed scopes, such as：Speed is less than
First order transmission power is corresponded to during 10km/h, speed corresponds to second level transmission power, car when being between 10km/h and 20km/h
Speed corresponds to the third level transmission power when being between 20km/h and 30km/h, by that analogy, the higher corresponding transmission power of speed
Bigger, bigger the covered region of transmission power of wireless antenna is also bigger.
Further, wireless antenna mentioned here is the WIFI antennas for meeting transmission power requirement, and antenna mode can be with
It is：2.4G 802.11b/g/n, 5G 802.11a, 802.11ac, 802.11n or Ad hoc network pattern.Wireless antenna can
It is independently arranged or is integrated in inside control device, can preferably arranges multiple wireless antennas, and the radiation of different wireless antennas
Direction is different.
Wherein, the radiation direction of different wireless antennas is different；Determine radiation of the wireless antenna under current transmission power
The step of scope is the safety zone of automobile includes：It is determined that multiple wireless antennas with different radiation directions are each current
Radiation scope under transmission power is the safety zone of the different directions of automobile.I.e. above-mentioned wireless antenna be multiple radiation directions not
Same directional aerial, wherein the radiation direction of different wireless antennas is different, it is preferable that four wireless antennas, antenna can be set
Direction corresponds respectively to the front, rear, left and right four direction of automobile.Wherein, the wireless antenna in former and later two directions of automobile is corresponded to
Maximum transmission power, more than the maximum transmission power of the wireless antenna of corresponding vehicle right and left both direction.
Step 104：When detect have mobile object in safety zone when, generate a warning information.
Wherein, the area identification of the safety zone of automobile different directions is different, and warning information includes the safety of a direction
There is mobile object to enter in the safety zone of either direction in the area identification in region, i.e. different directions fashionable, can produce announcement
Alert information, to prompt driver to drive with caution.Wherein, the area identification of the safety zone of different directions can be according to wireless day
The antenna of line is identified to determine, such as the antenna of aforementioned four wireless antenna is identified as A, B, C and D, before corresponding to automobile respectively,
Afterwards, left and right four direction, when having mobile object in the safety zone at automobile rear, generation one carries area identification B's
Warning information with prompt driver pay attention to automobile behind safety.
Wherein, mobile object mentioned here can be other driving, human or animals etc., it is worthy of note that working as place of safety
When fixed object in domain be present, the warning information that a prompting driver drives with caution can be also generated, such as fix public
Facility etc..Wherein, the prompting mode of warning information is not construed as limiting, and can be LED display alarms, alarm acoustic control prompting, indicator lamp
Prompting, vibration reminding etc..
Specifically, formed with electromagnetic field in the coverage of wireless antenna, when the peace for the specific direction for detecting automobile
When electromagnetic signal in region-wide changes, determine there is mobile object in safety zone, it is assumed that automobile A is with 60km/h speed
When travelling on the way, the distance that wireless antenna is corresponded to the sector coverage area domain in former and later two directions of automobile is 100m, so
The electromagnetic field signal of 100m corresponding regions can be produced, when automobile B is driven in the electromagnetic field coverage behind automobile A,
The warning information for having automobile to surmount safe distance behind automobile A can be reminded, to prompt driver to pay attention to rear safety.Or
Person, when automobile A is travelled on the way with 60km/h speed, wireless antenna is corresponded to the overlay area of vehicle right and left both direction
Distance be 2m, can so produce the electromagnetic field signal of 2m corresponding regions；When automobile B drives on the left of automobile A or right side
When in electromagnetic field coverage, the warning information that on the left of automobile A or right side has automobile to surmount safe distance can be reminded, to carry
Show that driver pays attention to right and left traffic safety.
So, according to the real time running speed of current automobile, the safety zone of automobile different directions is determined, when there are motive objects
Prompting driver drives with caution when body enters the safety zone of either direction, is provided for driver comprehensive, accurate
Safety instruction, to improve the security of driving.
Further, step 102 may further reference following steps realization：Real time running speed is detected whether in current transmitting
In velocity interval corresponding to power；If being not at, according to corresponding between travel speed and the transmission power of wireless antenna
Relation, the current transmission power of wireless antenna is adjusted to the transmission power corresponding to real time running speed；It is otherwise, it determines wireless
The current transmission power of antenna is constant.
That is, in order to avoid adjusting the transmission power of wireless antenna repeatedly, when the travel speed of automobile changes
When very big, just need to readjust the transmission power of wireless antenna, and velocity variations by a small margin need not be readjusted wirelessly
The transmission power of antenna.
Wherein, step 104 is realized with reference to following steps：When the electromagnetic signal in the safety zone for detecting automobile becomes
During change, determine there is mobile object in safety zone；After it is determined that having mobile object in safety zone, a warning information is generated.
Specifically, when coverage edge of the mobile object in wireless antenna, RSSI in coverage can be received and become
The information of change, it can so judge whether there is other drivings or pedestrian to enter the safety zone of automobile.Further, when multiple
When the electromagnetic signal of a specified point position in specified point position changes, determine there is mobile object in safety zone.Wherein, it is special
Fixed point position is pre-set, wherein, the circumference using wireless antenna position as the center of circle one pre-set radius of structure, using circumference in equal parts
Method obtain structure circumference on it is each wait Along ent, the position of each Along ent is defined as specified point position.Wherein, it is special
It is not unalterable to pinpoint position, can be redeployed according to being actually needed.
In addition, when coverage edge of the mobile object in wireless antenna, RSSI in coverage can be received and changed
Information, and the alarm mode of the warning information corresponding to different changes is different, according to the place of safety of the specific direction of automobile
The changing value of electromagnetic signal in domain, determine the prompting mode of warning information；Warning information is entered to driver according to prompting mode
Row prompting.That is the changing value of electromagnetic field signal is different, and degree of danger may be caused different.For example, electromagnetic field signal
Changing value is bigger, illustrates that the translational speed of mobile object is bigger, and this is the serious attention for needing to cause driver, at this moment can be passed through
Continuous phonic warning mode is prompted, and to enable a driver to react in time, reduces the incidence of danger.
Embodiment two
Above example describe the present invention traffic safety control method, below the present embodiment will be right to its with reference to accompanying drawing
The traffic safety control device answered is described further.
As shown in Fig. 2 the traffic safety control device in embodiments of the invention, including：
Velocity module 21 is obtained, for obtaining the real time running speed of current automobile；
Wireless control module 22, for according to real time running speed, determining the current transmission power of wireless antenna；Wherein,
The transmission power of wireless antenna corresponding to the real time running speed difference of automobile is different；
Processing module 23, for determining place of safety of radiation scope of the wireless antenna under current transmission power for automobile
Domain；
Alarm module 24, for when detect have mobile object in safety zone when, generate a warning information.
Wherein, wireless control module includes：
Detection unit, for detecting real time running speed whether in the velocity interval corresponding to current transmission power；
Changing unit, during in the velocity interval that is not at when real time running speed corresponding to current transmission power, root
According to the corresponding relation between travel speed and the transmission power of wireless antenna, the current transmission power of wireless antenna is adjusted to reality
When travel speed corresponding to transmission power；Otherwise, it determines wireless antenna it is current transmission power it is constant.
Wherein, alarm module includes：
Electromagnetic field inducing unit, for when the electromagnetic signal in the safety zone for detecting automobile changes, it is determined that
There is mobile object in safety zone；
Alarm Unit, for after it is determined that having mobile object in safety zone, generating a warning information.
Wherein, alarm module also includes：
Alarm control unit, for the changing value of electromagnetic signal in the safety zone according to automobile, determine warning information
Prompting mode；
Reminding unit, for being prompted warning information to driver according to prompting mode.
Wherein, electromagnetic field inducing unit includes：
Whether detection sub-unit, the electromagnetic signal of multiple specified point positions in the safety zone for detecting automobile become
Change；
Determination subelement, for when the electromagnetic signal of a specified point position in multiple specified point positions changes, really
There is mobile object in Dingan County is region-wide.
Wherein, the radiation direction of different wireless antennas is different, wherein, processing module includes：Processing unit, for determining
Radiation scope of the multiple wireless antennas with different radiation directions under each current transmission power is the not Tongfang of automobile
To safety zone.
It should be noted that the device is device corresponding with above-mentioned traffic safety control method, above method embodiment
In all implementations suitable for the embodiment of the device, can also reach identical technique effect.
Above-described is the preferred embodiment of the present invention, it should be pointed out that is come for the ordinary person of the art
Say, some improvements and modifications can also be made under the premise of principle of the present invention is not departed from, and these improvements and modifications also exist
In protection scope of the present invention.
Claims (13)
- A kind of 1. traffic safety control method, it is characterised in that including：Obtain the real time running speed of current automobile；According to the real time running speed, the current transmission power of wireless antenna is determined；Wherein, the real time running speed of the automobile The transmission power for spending the wireless antenna corresponding to difference is different；Determine the safety zone that radiation scope of the wireless antenna under current transmission power is the automobile；When detect have mobile object in the safety zone when, generate a warning information.
- 2. traffic safety control method according to claim 1, it is characterised in that according to the real time running speed, really The step of determining wireless antenna current transmission power includes：The real time running speed is detected whether in the velocity interval corresponding to current transmission power；, will be described wireless according to the corresponding relation between travel speed scope and the transmission power of wireless antenna if being not at The current transmission power of antenna is adjusted to the transmission power corresponding to the real time running speed；Otherwise, it determines the wireless antenna it is current transmission power it is constant.
- 3. traffic safety control method according to claim 1, it is characterised in that have when detecting in the safety zone During mobile object, generate a warning information the step of include：When the electromagnetic signal in the safety zone for detecting the automobile changes, determine there is movement in the safety zone Object；After it is determined that having mobile object in the safety zone, a warning information is generated.
- 4. traffic safety control method according to claim 3, it is characterised in that generate a warning information the step of it Also include afterwards：According to the changing value of electromagnetic signal in the safety zone of the automobile, the prompting mode of the warning information is determined；The warning information is prompted to driver according to the prompting mode.
- 5. traffic safety control method according to claim 3, it is characterised in that when the place of safety for detecting the automobile When electromagnetic signal in domain changes, determine there is the step of mobile object to include in the safety zone：Whether the electromagnetic signal for detecting multiple specified point positions in the safety zone of the automobile changes；When the electromagnetic signal of a specified point position in the multiple specified point position changes, determine in the safety zone There is mobile object.
- 6. traffic safety control method according to claim 1, it is characterised in that the radiation direction of different wireless antennas It is different；The step of determining the safety zone that radiation scope of the wireless antenna under current transmission power is the automobile is wrapped Include：It is determined that radiation scope of the multiple wireless antennas with different radiation directions under each current transmission power is described The safety zone of the different directions of automobile.
- 7. traffic safety control method according to claim 6, it is characterised in that the safety of the different directions of the automobile The area identification in region is different, and the warning information includes the area identification of the safety zone.
- A kind of 8. traffic safety control device, it is characterised in that including：Velocity module is obtained, for obtaining the real time running speed of current automobile；Wireless control module, for according to the real time running speed, determining the current transmission power of wireless antenna；Wherein, institute The transmission power for stating the wireless antenna corresponding to the real time running speed difference of automobile is different；Processing module, for determining place of safety of radiation scope of the wireless antenna under current transmission power for the automobile Domain；Alarm module, for when detect have mobile object in the safety zone when, generate a warning information.
- 9. traffic safety control device according to claim 8, it is characterised in that the wireless control module includes：Detection unit, for detecting the real time running speed whether in the velocity interval corresponding to current transmission power；Changing unit, during in the velocity interval that is not at when the real time running speed corresponding to current transmission power, root According to the corresponding relation between travel speed and the transmission power of wireless antenna, the current transmission power of the wireless antenna is adjusted To the transmission power corresponding to the real time running speed；Otherwise, it determines the wireless antenna it is current transmission power it is constant.
- 10. traffic safety control device according to claim 8, it is characterised in that the alarm module includes：Electromagnetic field inducing unit, for when the electromagnetic signal in the safety zone for detecting the automobile changes, it is determined that There is mobile object in the safety zone；Alarm Unit, for after it is determined that having mobile object in the safety zone, generating a warning information.
- 11. traffic safety control device according to claim 10, it is characterised in that the alarm module also includes：Alarm control unit, for the changing value of electromagnetic signal in the safety zone according to the automobile, determine the alarm letter The prompting mode of breath；Reminding unit, for being prompted the warning information to driver according to the prompting mode.
- 12. traffic safety control device according to claim 10, it is characterised in that the electromagnetic field inducing unit bag Include：Whether detection sub-unit, the electromagnetic signal of multiple specified point positions in the safety zone for detecting the automobile become Change；Determination subelement, for when the electromagnetic signal of a specified point position in the multiple specified point position changes, really There is mobile object in the fixed safety zone.
- 13. traffic safety control device according to claim 8, it is characterised in that the radiation side of different wireless antennas To difference, wherein, the processing module includes：Processing unit, for determining multiple wireless antennas with different radiation directions Radiation scope under each current transmission power is the safety zone of the different directions of the automobile.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610584206.2A CN107640090A (en) | 2016-07-22 | 2016-07-22 | A kind of traffic safety control method and device |
| PCT/CN2016/103086 WO2018014457A1 (en) | 2016-07-22 | 2016-10-24 | Driving safety control method and device, and storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610584206.2A CN107640090A (en) | 2016-07-22 | 2016-07-22 | A kind of traffic safety control method and device |
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| Publication Number | Publication Date |
|---|---|
| CN107640090A true CN107640090A (en) | 2018-01-30 |
Family
ID=60991746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610584206.2A Pending CN107640090A (en) | 2016-07-22 | 2016-07-22 | A kind of traffic safety control method and device |
Country Status (2)
| Country | Link |
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| CN (1) | CN107640090A (en) |
| WO (1) | WO2018014457A1 (en) |
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| WO2018014457A1 (en) | 2018-01-25 |
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Application publication date: 20180130 |