CN107170292A - A kind of driving safety prompt method and electronic equipment - Google Patents
A kind of driving safety prompt method and electronic equipment Download PDFInfo
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- CN107170292A CN107170292A CN201710521864.1A CN201710521864A CN107170292A CN 107170292 A CN107170292 A CN 107170292A CN 201710521864 A CN201710521864 A CN 201710521864A CN 107170292 A CN107170292 A CN 107170292A
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- automobile
- front truck
- speed
- spacing
- risk
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
- G08G1/166—Anti-collision systems for active traffic, e.g. moving vehicles, pedestrians, bikes
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Abstract
The present invention provides a kind of driving safety prompt method and electronic equipment, and methods described includes：In vehicle traveling process, speed, the speed of front truck and the automobile of the automobile and the spacing of the front truck are detected；Speed based on the automobile, the speed of the front truck and the spacing, judge that the automobile whether there is the risk knocked into the back with the front truck；If the automobile storage is in the risk knocked into the back with the front truck, alert messages are sent.Driving safety prompt method provided in an embodiment of the present invention, electronic equipment is in vehicle traveling process, can be according to the spacing of the speed of automobile, the speed of front truck and automobile and front truck, automatically determine automobile and there is the risk knocked into the back with front truck, and alert messages are sent to warn user, so as to reduce the risk that automobile knocks into the back.
Description
Technical field
The present invention relates to communication technical field, more particularly to a kind of driving safety prompt method and electronic equipment.
Background technology
As automobile assembling technology develops, the automobile such as car, high chassis offroad vehicle and commercial vehicle has become more and more general
And, automobile turns into indispensable instrument in people's go off daily.People are for the requirement more and more higher of automobile, especially vapour
The travel safety of car.When driving at present, generally judge that the distance with front truck is by its driving experience by driver
No safety, and slow down when the distance of judgement and front truck is dangerous, to avoid knocking into the back with front truck.But, driven due to each
The driving experience and environment of person are different, driver judgement and front truck apart from when easily produce erroneous judgement, cause to drive a vehicle
In it is shorter than the distance of actual safety with the distance of front truck, so as to add the risk of vehicle rear-end collision, reduce the driving peace of automobile
Quan Xing.It can be seen that, in the process of moving, there is the problem of vehicle rear-end collision risk is high in current automobile.
The content of the invention
The embodiment of the present invention provides a kind of driving safety prompt method and electronic equipment, to solve current automobile in traveling
During, there is the problem of vehicle rear-end collision risk is high.
In a first aspect, the embodiments of the invention provide a kind of driving safety prompt method, methods described includes：
In vehicle traveling process, speed, the speed of front truck and the automobile and the front truck of the automobile are detected
Spacing；
Speed based on the automobile, the speed of the front truck and the spacing, judge the automobile whether there is with
The risk that the front truck knocks into the back；
If the automobile storage is in the risk knocked into the back with the front truck, alert messages are sent.
Second aspect, the embodiment of the present invention also provides a kind of electronic equipment, including：
Detection module, in vehicle traveling process, detecting speed, the speed of front truck and the vapour of the automobile
The spacing of car and the front truck；
Risk judgment module, for the speed based on the automobile, the speed of the front truck and the spacing, judges institute
State automobile and whether there is the risk knocked into the back with the front truck；
First reminding module, if for the automobile storage in the risk knocked into the back with the front truck, sending alert messages.
The third aspect, the embodiment of the present invention also provides a kind of electronic equipment, including processor, and memory is stored in described
On memory and the computer program that can run on the processor, the computer program is by real during the computing device
The step of existing above-mentioned driving safety prompt method.
So, in the embodiment of the present invention, in vehicle traveling process, detect the speed of the automobile, the speed of front truck with
And the spacing of the automobile and the front truck；Speed based on the automobile, the speed of the front truck and the spacing, judge
The automobile whether there is the risk knocked into the back with the front truck；If the automobile storage is in the wind knocked into the back with the front truck
Danger, sends alert messages.Electronic equipment, can be according to the speed of automobile, the speed of front truck and vapour in vehicle traveling process
The spacing of car and front truck, automatically determines automobile and there is the risk knocked into the back with front truck, and sends alert messages to warn user,
So as to reduce the risk that automobile knocks into the back.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed for description of the embodiment of the present invention
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention,
For those of ordinary skill in the art, without having to pay creative labor, it can also be obtained according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is a kind of schematic flow sheet of driving safety prompt method provided in an embodiment of the present invention；
Fig. 2 is the schematic flow sheet of another driving safety prompt method provided in an embodiment of the present invention；
Fig. 3 is the schematic flow sheet of another driving safety prompt method provided in an embodiment of the present invention；
Fig. 4 is the structural representation of a kind of electronic equipment provided in an embodiment of the present invention；
Fig. 5 is the structural representation of a kind of electronic equipment risk judge module provided in an embodiment of the present invention；
Fig. 6 is the structural representation of another electronic equipment risk judge module provided in an embodiment of the present invention；
Fig. 7 is the structural representation of another electronic equipment provided in an embodiment of the present invention；
Fig. 8 is the structural representation of reaction time acquisition module in a kind of electronic equipment provided in an embodiment of the present invention；
Fig. 9 is the structural representation of another electronic equipment provided in an embodiment of the present invention；
Figure 10 is the structural representation of another electronic equipment provided in an embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is a part of embodiment of the invention, rather than whole embodiments.Based on this hair
Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belongs to the scope of protection of the invention.
Referring to Fig. 1, Fig. 1 is a kind of schematic flow sheet of driving safety prompt method provided in an embodiment of the present invention, such as Fig. 1
Shown, methods described includes：
Step 101, in vehicle traveling process, detect speed, the speed of front truck and the automobile of the automobile with
The spacing of the front truck.
In the embodiment of the present invention, in vehicle traveling process, due to the electronic equipment in automobile with automobile in phase
To inactive state, i.e. the speed of electronic equipment movement is the speed of automobile, and electronic equipment can detect that the speed of its movement is made
For the speed of automobile.Wherein, electronic equipment detects the speed of automobile, can be that electronic equipment obtains its position by positioning component
Change information, and the speed for calculating its movement according to change in location information is used as the speed of automobile；Or electronic equipment is by adding
Velocity sensor detects its component of acceleration in all directions, and then calculates the car that the speed of electronic equipment movement is used as automobile
Speed etc..
In addition, the speed of above-mentioned detection front truck can be by the velocity package in electronic equipment such as：Velocity radar or
Driving instrument etc. is detected；Can also be that electronic equipment passes through the equidistant detection components of infrared sensor in its camera, detection
The spacing of automobile and front truck, and variable quantity of the spacing within the unit interval is obtained, according to the speed and spacing of automobile in unit
The variable quantity of time calculates and obtains speed of front truck etc..
Step 102, the speed based on the automobile, the speed of the front truck and the spacing, judge that the automobile is
It is no to there is the risk knocked into the back with the front truck.
In the embodiment of the present invention, the above-mentioned speed based on automobile, the speed of front truck and spacing judge that automobile whether there is
The risk knocked into the back with front truck, if can be that the speed of automobile is more than the speed of front truck, electronic equipment calculates the speed of automobile
With the speed difference of front truck, and judge whether the spacing of automobile and front truck is less than predetermined threshold value with the ratio of speed difference, if car
Away from the ratio of speed difference be less than preset time threshold, it is determined that automobile storage is in the risk knocked into the back with front truck.Above-mentioned car
Away from being that automobile and front truck keep respective speed to travel with the ratio of speed difference, the time knocked into the back.
Wherein, above-mentioned preset time threshold can be that default fixed value or default and speed have mapping and closed
The time threshold of system, i.e., can be with when judging whether the spacing of automobile and front truck and the ratio of speed difference are less than predetermined threshold value
It is the mapping relations according to default speed and time threshold, it is determined that there is the time threshold of mapping relations with the speed of above-mentioned automobile
Value is used as above-mentioned preset time threshold.
In addition, when above-mentioned preset vehicle speed and the mapping relations of time threshold, can be higher with preset vehicle speed, there are mapping relations
Time threshold it is bigger.For example：If speed is 50,000 ms/h, it can preset and there is the time threshold of mapping relations for 15 seconds；
If speed is 70,000 ms/h, it can preset and there is the time threshold of mapping relations for 20 seconds；If speed is 100 kms/small
When, it can preset and there is the time threshold of mapping relations for 30 seconds.So, due to speed it is higher when, it is to avoid what is knocked into the back stops
The car time is longer, spacing and the ratio of speed difference is more than or equal to the preset time that there are mapping relations with automobile speed
Threshold value, to ensure enough braking times, further can avoid automobile from being knocked into the back with front truck, improve traffic safety.
If step 103, the automobile storage are in the risk knocked into the back with the front truck, alert messages are sent.
In the embodiment of the present invention.If above-mentioned steps 102 determine automobile storage in the risk knocked into the back with front truck, automobile can be with
Send alert messages to be shown or reported, to warn the driver of automobile in time to slow down, it is to avoid knock into the back with front truck.
If it should be noted that above-mentioned steps 102 determine that the risk knocked into the back with front truck, electronic equipment is not present in automobile
Any processing can not be made.
In the embodiment of the present invention, the electronic equipment can be any electronic equipment for possessing driving safety prompt function,
For example：Mobile terminal, the drive recorder or vehicle-mounted such as mobile phone or tablet personal computer (Tablet Personal Computer)
Intelligent terminal etc..
In the embodiment of the present invention, in vehicle traveling process, the speed of the automobile, the speed of front truck and described are detected
The spacing of automobile and the front truck；Speed based on the automobile, the speed of the front truck and the spacing, judge the vapour
Car whether there is the risk knocked into the back with the front truck；If the automobile storage is in the risk knocked into the back with the front truck, hair
Send alert messages.Electronic equipment, can be according to the speed of automobile, the speed of front truck and automobile with before in vehicle traveling process
The spacing of car, automatically determines automobile and there is the risk knocked into the back with front truck, and sends alert messages to warn user, so as to
To reduce the risk that automobile knocks into the back.
Referring to Fig. 2, Fig. 2 is a kind of schematic flow sheet of driving safety prompt method provided in an embodiment of the present invention, such as Fig. 2
Shown, methods described includes：
Step 201, in vehicle traveling process, detect speed, the speed of front truck and the automobile of the automobile with
The spacing of the front truck.
In the embodiment of the present invention, automobile in the process of moving, due to the electronic equipment in automobile and automobile be in it is relatively quiet
Only, electronic equipment can detect its speed moved by positioning component or acceleration transducer etc., be used as the traveling of automobile
Speed.In addition, electronic equipment can also detect the spacing of automobile and front truck by the equidistant detection components of infrared sensor；And lead to
Cross the speed that velocity package detects front truck, or speed and automobile and the car of the spacing calculating front truck of front truck by automobile
Speed.
Step 202, judge the automobile speed whether be more than the front truck speed.
In the embodiment of the present invention, if above-mentioned steps get the speed of automobile, the speed of front truck and automobile and front truck
Spacing, electronic equipment may determine that whether the speed of automobile is more than the speed of front truck.
If step 203, the speed of the automobile are more than the speed of the front truck, the car of the automobile and the front truck is judged
Away from whether less than preset security spacing.
In the embodiment of the present invention, if being determined in above-mentioned steps 202, the speed of automobile is more than the speed of front truck, and electronic equipment can
So that the spacing of automobile and front truck to be compared with preset security spacing, judge whether the spacing of automobile and front truck is less than default peace
Full spacing.
Wherein, above-mentioned preset security spacing can be fixed value set in advance；It can also be default and automobile car
There is the distance value of mapping relations in speed, for example：Automobile and front truck can judged with preset vehicle speed and the mapping relations of distance value
When whether spacing is less than preset security spacing, electronic equipment, will be with automobile according to default speed and the mapping relations of distance value
Speed there is the distance value of mapping relations as above-mentioned preset security spacing.
In addition, when above-mentioned preset vehicle speed and the mapping relations of distance value, can be bigger with preset vehicle speed, there are mapping relations
Distance value is bigger, for example：If speed is 50,000 ms/h, it can preset and there is the distance value of mapping relations for 30 meters；If speed
For 70,000 ms/h, can preset exist mapping relations distance value be 50；If speed is 100,000 ms/h, it can preset
The distance value that there are mapping relations is 80 meters.So, due to speed it is higher when, it is to avoid the braking distance knocked into the back is longer, makes
Preset security spacing is more than or equal to the spacing of automobile and front truck, to ensure enough braking distances, can further avoid
Automobile knocks into the back with front truck, improves traffic safety.
If the spacing of step 204, the automobile and the front truck is less than preset security spacing, it is determined that the automobile storage exists
The risk knocked into the back with the front truck.
In the embodiment of the present invention, when above-mentioned steps 203 determine that the spacing of automobile and front truck is less than preset security spacing, electricity
Sub- equipment can determine automobile storage in the risk knocked into the back with front truck.For example：If the spacing of automobile and front truck is 50 meters, preset
Safe distance between vehicles is 80 meters, then automobile storage is in the risk knocked into the back with front truck.
If step 205, the automobile storage are in the risk knocked into the back with the front truck, alert messages are sent.
In the embodiment of the present invention, if above-mentioned steps 204 determine automobile storage in the risk knocked into the back with front truck, automobile can be with
Send alert messages to be shown or reported, to warn the driver of automobile in time to slow down, it is to avoid knock into the back with front truck.
It should be noted that if above-mentioned steps 203 determine that the spacing of automobile and front truck is more than or equal to preset security spacing,
I.e. the risk knocked into the back with front truck is not present in automobile, and electronic equipment can not make any processing；Or, optionally, above-mentioned
After step 203, methods described can also include：If the risk knocked into the back with the front truck is not present in the automobile, obtain
The deceleration reaction time of the automobile, wherein, the reaction time of slowing down foreshortens to for the spacing of the automobile and the front truck
The time of preset security spacing；Judge whether the deceleration reaction time is less than or equal to preset time；If described slow down instead
It is less than or equal to preset time between seasonable, shows or report the deceleration reaction time.
In the embodiment, if the risk knocked into the back with front truck is not present in automobile, i.e., automobile is determined in above-mentioned steps 203
It is more than or equal to preset security spacing with the spacing of front truck, electronic equipment can calculate the speed and front truck of spacing and automobile
The ratio of speed difference, using the ratio as automobile the deceleration reaction time, and compare deceleration the reaction time whether be less than or
Equal to preset time, when being less than or equal to preset time in the reaction time of slowing down, display or report are slowed down the reaction time, from
And can realize that prior notice user is slowed down, further improve traffic safety.
It is further alternative, it is described obtain the automobile the deceleration reaction time the step of, can include：Detect the vapour
The acceleration of the acceleration of car and the front truck；According to formulaCalculate and slow down instead
Between seasonable, wherein, t represents the reaction time of slowing down；V0Represent the speed of the automobile；V1Represent the speed of the front truck；a0Represent
The acceleration of the automobile；a1Represent the acceleration of the front truck；S represents the spacing of the automobile and the front truck；L represents institute
State preset security spacing.
In the embodiment, if the spacing of automobile and front truck is more than or equal to preset security spacing, electronic equipment can be with
By acceleration of the acceleration transducer as automobile, and the change information of the spacing of automobile and front truck is obtained, before calculating
The acceleration of car, according to the speed of automobile, the speed of front truck, automobile and the spacing of front truck, the acceleration of automobile and front truck
Acceleration, and the deceleration reaction time for obtaining automobile is calculated by above-mentioned formula, when being reacted so as to obtain accurately slowing down
Between, further improve travel safety.
In the embodiment of the present invention, judge whether the speed of the automobile is more than the speed of the front truck；If the automobile
Speed is more than the speed of the front truck, judges whether the spacing of the automobile and the front truck is less than preset security spacing；If institute
The spacing for stating automobile and the front truck is less than preset security spacing, it is determined that the automobile storage is knocking into the back with the front truck
Risk.Electronic equipment sends alert messages to warn user when it is determined that the spacing of automobile and front truck is less than preset security spacing,
So as to reduce the risk that automobile knocks into the back.
Referring to Fig. 3, Fig. 3 is a kind of schematic flow sheet of driving safety prompt method provided in an embodiment of the present invention, such as Fig. 3
Shown, methods described includes：
Step 301, in vehicle traveling process, detect speed, the speed of front truck and the automobile of the automobile with
The spacing of the front truck.
The ratio of step 302, the speed for judging the automobile and the speed of the front truck, if less than the spacing and in advance
If the ratio of safe distance between vehicles.
In the embodiment of the present invention, if above-mentioned steps 301 get the speed of automobile, the speed of front truck and automobile and front truck
Spacing, electronic equipment can calculate the ratio of the speed of automobile and the speed of front truck, and automobile and front truck spacing with it is pre-
If the ratio of safe distance between vehicles, and judge the ratio of the speed of automobile and the speed of front truck, if less than spacing and preset security car
Away from ratio so that judge automobile storage it is more reasonable in the Risk Evaluation mechanism knocked into the back with front truck, be determined more accurately
Automobile storage improves the security of running in the risk knocked into the back with front truck.
If the ratio of step 303, the speed of the automobile and the speed of the front truck, preset less than the spacing with described
The ratio of safe distance between vehicles, it is determined that the automobile storage is in the risk knocked into the back with the front truck.
In the embodiment of the present invention, the ratio of the speed of automobile and the speed of front truck is determined in above-mentioned steps 302, less than spacing
With the ratio of preset security spacing, electronic equipment can determine automobile storage in the risk knocked into the back with front truck.For example：If automobile
Speed be 100,000 ms/h, the speed of front truck is 80,000 ms/h, and the spacing of automobile and front truck is 90 meters, preset security
Spacing is 80 meters, then the ratio of the speed of automobile and the speed of front truck is less than the ratio of spacing and preset security spacing, then electric
Sub- equipment determines automobile storage in the risk knocked into the back with front truck.
If step 304, the automobile storage are in the risk knocked into the back with the front truck, alert messages are sent.
In the embodiment of the present invention, if above-mentioned steps 303 determine automobile storage in the risk knocked into the back with front truck, automobile can be with
Send alert messages to be shown or reported, to warn the driver of automobile in time to slow down, it is to avoid knock into the back with front truck.
If it should be noted that above-mentioned steps 302 determine the ratio of the speed of automobile and the speed of front truck, being more than or waiting
The risk knocked into the back with front truck is not present in spacing and the ratio of preset security spacing, i.e. automobile, electronic equipment can not be made
Any processing；Or it is optional, after above-mentioned steps 302, methods described can also include：If the automobile is not present and institute
The risk that front truck knocks into the back is stated, the deceleration reaction time of the automobile is obtained, wherein, the deceleration reaction time is the vapour
The spacing of car and the front truck foreshortens to the time of preset security spacing；Judge whether the deceleration reaction time is less than or waits
In preset time；If the deceleration reaction time is less than or equal to preset time, when showing or report the deceleration reaction
Between, so as to realize that prior notice user is slowed down, further improve traffic safety.
It is further alternative, it is described obtain the automobile the deceleration reaction time the step of, can include：Detect the vapour
The acceleration of the acceleration of car and the front truck；According to formulaCalculate and slow down instead
Between seasonable, wherein, t represents the reaction time of slowing down；V0Represent the speed of the automobile；V1Represent the speed of the front truck；a0Represent
The acceleration of the automobile；a1Represent the acceleration of the front truck；S represents the spacing of the automobile and the front truck；L represents institute
Preset security spacing is stated, so as to the reaction time of accurately being slowed down, travel safety is further improved.
In the embodiment of the present invention, the ratio of the speed of the automobile and the speed of the front truck is judged, if less than described
The ratio of spacing and preset security spacing；If the ratio of the speed of the automobile and the speed of the front truck, less than the spacing
With the ratio of the preset security spacing, it is determined that the automobile storage is in the risk knocked into the back with the front truck.Electronic equipment
When it is determined that the spacing of automobile and front truck is less than preset security spacing, alert messages are sent to warn user, so as to reduce
The risk that automobile knocks into the back.
Referring to Fig. 4, Fig. 4 is the structural representation for a kind of electronic equipment that the present invention implements offer, as shown in figure 4, electronics
Equipment 400 includes：
Detection module 401, in vehicle traveling process, detecting speed, the speed of front truck and the institute of the automobile
State the spacing of automobile and the front truck；
Risk judgment module 402, for the speed based on the automobile, the speed of the front truck and the spacing, sentences
The automobile that breaks whether there is the risk knocked into the back with the front truck；
First reminding module 403, if for the automobile storage in the risk knocked into the back with the front truck, sending warning and disappearing
Breath.
Optionally, as shown in figure 5, the risk judgment module 402 can include：
First judging unit 4021, for judging whether the speed of the automobile is more than the speed of the front truck；
Second judging unit 4022, if the speed for the automobile is more than the speed of the front truck, judges the automobile
Whether it is less than preset security spacing with the spacing of the front truck；
First risk determining unit 4023, if the spacing for the automobile and the front truck is less than preset security spacing,
Then determine the automobile storage in the risk knocked into the back with the front truck.
Optionally, as shown in fig. 6, the risk judgment module 402 can include：
3rd judging unit 4024, the ratio for judging the speed of the automobile and the speed of the front truck, if small
In the spacing and the ratio of preset security spacing；
Second risk determining unit 4025, if the ratio of the speed and the speed of the front truck for the automobile, is less than
The ratio of the spacing and the preset security spacing, it is determined that the automobile storage is in the risk knocked into the back with the front truck.
Optionally, as shown in fig. 7, the electronic equipment 400 can also include：
Reaction time acquisition module 404, if the risk knocked into the back with the front truck is not present for the automobile, is obtained
The deceleration reaction time of the automobile, wherein, the reaction time of slowing down foreshortens to for the spacing of the automobile and the front truck
The time of preset security spacing；
Time judgment module 405, for judging whether the deceleration reaction time is less than or equal to preset time；
Second reminding module 406, if being less than or equal to preset time for the deceleration reaction time, shows or broadcasts
Report the deceleration reaction time.
Optionally, as shown in figure 8, the reaction time acquisition module 404 can include：
Acceleration detecting unit 4041, for detecting the acceleration of the automobile and the acceleration of the front truck；
Reaction time computing unit 4042, for according to formulaCalculate and slow down
Reaction time, wherein, t represents the reaction time of slowing down；V0Represent the speed of the automobile；V1Represent the speed of the front truck；a0Table
Show the acceleration of the automobile；a1Represent the acceleration of the front truck；S represents the spacing of the automobile and the front truck；L is represented
The preset security spacing.
Electronic equipment 400 can realize Fig. 1 each process that electronic equipment is realized in embodiment into Fig. 3, to avoid weight
It is multiple, repeat no more here.
The electronic equipment 300 of the embodiment of the present invention, in vehicle traveling process, detects the speed of the automobile, front truck
The spacing of speed and the automobile and the front truck；Speed based on the automobile, the speed of the front truck and the car
Away from judging that the automobile whether there is the risk that is knocked into the back with the front truck；If the automobile storage occurs with the front truck
The risk knocked into the back, sends alert messages.Electronic equipment, can be according to the speed of automobile, the car of front truck in vehicle traveling process
The spacing of speed and automobile and front truck, automatically determines automobile and front truck and there is the risk knocked into the back, and send alert messages with
User is warned, so as to reduce the risk that automobile knocks into the back.
The embodiment of the present invention also provides a kind of electronic equipment, including processor, and memory is stored on the memory simultaneously
The computer program that can be run on the processor, realizes above-mentioned driving when the computer program is by the computing device
Each process of safety instruction embodiment of the method, and identical technique effect can be reached, to avoid repeating, repeat no more here.
Referring to Fig. 9, Fig. 9 is the structural representation for a kind of electronic equipment that the present invention implements offer, as shown in figure 9, electronics
Equipment 900 includes：At least one processor 901, memory 902, at least one network interface 904 and user interface 903.Electronics
Each component in equipment 900 is coupled by bus system 905.It is understood that bus system 905 is used to realize these groups
Connection communication between part.Bus system 905 is in addition to including data/address bus, in addition to power bus, controlling bus and state
Signal bus.But for the sake of clear explanation, various buses are all designated as bus system 905 in fig .9.Electronic equipment 900
Also include acceleration transducer 906 and infrared sensor 907, acceleration transducer 906 and infrared sensor 907 are respectively by total
Linear system system 605 is connected with each component of electronic equipment.
Wherein, user interface 903 can include display, keyboard or pointing device (for example, mouse, trace ball
(trackball), touch-sensitive plate or touch-screen etc..
It is appreciated that the memory 902 in the embodiment of the present invention can be volatile memory or nonvolatile memory,
Or may include both volatibility and nonvolatile memory.Wherein, nonvolatile memory can be read-only storage (Read-
Only Memory, ROM), programmable read only memory (Programmable ROM, PROM), the read-only storage of erasable programmable
Device (Erasable PROM, EPROM), Electrically Erasable Read Only Memory (Electrically EPROM, EEPROM) or
Flash memory.Volatile memory can be random access memory (Random Access Memory, RAM), and it is used as outside high
Speed caching.By exemplary but be not restricted explanation, the RAM of many forms can use, such as static RAM
(Static RAM, SRAM), dynamic random access memory (Dynamic RAM, DRAM), Synchronous Dynamic Random Access Memory
(Synchronous DRAM, SDRAM), double data speed synchronous dynamic RAM (Double Data Rate
SDRAM, DDRSDRAM), enhanced Synchronous Dynamic Random Access Memory (Enhanced SDRAM, ESDRAM), synchronized links
Dynamic random access memory (Synchlink DRAM, SLDRAM) and direct rambus random access memory (Direct
Rambus RAM, DRRAM).The memory 902 of system and method described herein be intended to including but not limited to these and it is any its
It is adapted to the memory of type.
In some embodiments, memory 902 stores following element, can perform module or data structure, or
Their subset of person, or their superset：Operating system 9021 and application program 9022.
Wherein, operating system 9021, comprising various system programs, such as ccf layer, core library layer, driving layer, are used for
Realize various basic businesses and handle hardware based task.Application program 9022, includes various application programs, such as media
Player (Media Player), browser (Browser) etc., for realizing various applied business.Realize the embodiment of the present invention
The program of method may be embodied in application program 9022.
In embodiments of the present invention, electronic equipment 900 also includes：It is stored on memory 902 and can be on processor 901
The computer program of operation, can be the computer program in application program 9022, computer program is by processor specifically
901 realize following steps when performing：In vehicle traveling process, the speed of the automobile, the speed of front truck and described are detected
The spacing of automobile and the front truck；Speed based on the automobile, the speed of the front truck and the spacing, judge the vapour
Car whether there is the risk knocked into the back with the front truck；If the automobile storage is in the risk knocked into the back with the front truck, hair
Send alert messages.
The method that the embodiments of the present invention are disclosed can apply in processor 901, or be realized by processor 901.
Processor 901 is probably a kind of IC chip, the disposal ability with signal.In implementation process, the above method it is each
Step can be completed by the integrated logic circuit of the hardware in processor 901 or the instruction of software form.Above-mentioned processing
Device 901 can be general processor, digital signal processor (Digital Signal Processor, DSP), special integrated electricity
Road (Application Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field
Programmable Gate Array, FPGA) or other PLDs, discrete gate or transistor logic,
Discrete hardware components.It can realize or perform disclosed each method, step and the logic diagram in the embodiment of the present invention.It is general
Processor can be microprocessor or the processor can also be any conventional processor etc..With reference to institute of the embodiment of the present invention
The step of disclosed method, can be embodied directly in hardware decoding processor and perform completion, or with the hardware in decoding processor
And software module combination performs completion.Software module can be located at random access memory, and flash memory, read-only storage may be programmed read-only
In the ripe computer-readable recording medium in this area such as memory or electrically erasable programmable memory, register.The meter
Calculation machine readable storage medium storing program for executing is located at memory 902, and processor 901 reads the information in memory 902, is completed with reference to its hardware
The step of stating method.Specifically, be stored with computer program on the computer-readable recording medium, and computer program is by processor
901 realize each step such as above-mentioned driving safety prompt embodiment of the method when performing.
It is understood that embodiments described herein can with hardware, software, firmware, middleware, microcode or its
Combine to realize.Realized for hardware, processing unit can be realized in one or more application specific integrated circuit (Application
Specific Integrated Circuits, ASIC), digital signal processor (Digital Signal Processing,
DSP), digital signal processing appts (DSP Device, DSPD), programmable logic device (Programmable Logic
Device, PLD), field programmable gate array (Field-Programmable Gate Array, FPGA), general processor,
In controller, microcontroller, microprocessor, other electronic units for performing herein described function or its combination.
Realize, can be realized by performing the module (such as process, function) of function described herein herein for software
Described technology.Software code is storable in memory and by computing device.Memory can within a processor or
Realized outside processor.
Optionally, following steps can be also realized when computer program is performed by processor 901：Judge the speed of the automobile
Whether the speed of the front truck is more than；If the speed of the automobile be more than the front truck speed, judge the automobile with it is described
Whether the spacing of front truck is less than preset security spacing；If the spacing of the automobile and the front truck is less than preset security spacing,
Determine the automobile storage in the risk knocked into the back with the front truck.
Optionally, following steps can be also realized when computer program is performed by processor 901：Judge the speed of the automobile
With the ratio of the speed of the front truck, if less than the spacing and the ratio of preset security spacing；If the speed of the automobile
With the ratio of the speed of the front truck, less than the ratio of the spacing and the preset security spacing, it is determined that the automobile storage
In the risk knocked into the back with the front truck.
Optionally, following steps can be also realized when computer program is performed by processor 901：If the automobile be not present with
The risk that the front truck knocks into the back, obtains the deceleration reaction time of the automobile, wherein, the deceleration reaction time is described
The spacing of automobile and the front truck foreshortens to the time of preset security spacing；Judge it is described deceleration the reaction time whether be less than or
Equal to preset time；If the deceleration reaction time is less than or equal to preset time, the reaction of slowing down is shown or reported
Time.
Optionally, following steps can be also realized when computer program is performed by processor 901：Detect the acceleration of the automobile
The acceleration of degree and the front truck；According to formulaThe reaction time of slowing down is calculated,
Wherein, t represents the reaction time of slowing down；V0Represent the speed of the automobile；V1Represent the speed of the front truck；a0Represent the vapour
The acceleration of car；a1Represent the acceleration of the front truck；S represents the spacing of the automobile and the front truck；L represents described default
Safe distance between vehicles.
Electronic equipment 900 can realize each process that electronic equipment is realized in previous embodiment, to avoid repeating, here
Repeat no more.
The electronic equipment 900 of the embodiment of the present invention, in vehicle traveling process, detects the speed of the automobile, front truck
The spacing of speed and the automobile and the front truck；Speed based on the automobile, the speed of the front truck and the car
Away from judging that the automobile whether there is the risk that is knocked into the back with the front truck；If the automobile storage occurs with the front truck
The risk knocked into the back, sends alert messages.Electronic equipment, can be according to the speed of automobile, the car of front truck in vehicle traveling process
The spacing of speed and automobile and front truck, automatically determines automobile and front truck and there is the risk knocked into the back, and send alert messages with
User is warned, so as to reduce the risk that automobile knocks into the back.
Referring to Fig. 10, Figure 10 is the structural representation for a kind of electronic equipment that the present invention implements offer, Fig. 1 can be realized
With the details of embodiment middle rolling car safety instruction method in Fig. 2, and identical effect is reached.As shown in Figure 10, electronic equipment
1000 include radio frequency (Radio Frequency, RF) circuit 1010, memory 1020, input block 1030, display unit
1040th, processor 1050, voicefrequency circuit 1060, communication module 1070, power supply 1080, acceleration transducer 1091 and infrared sensing
Device 1092.
Wherein, input block 1030 can be used for the numeral or character information for receiving user's input, and generation to be set with electronics
The signal input that standby 1000 user is set and function control is relevant.Specifically, in the embodiment of the present invention, the input block
1030 can include contact panel 1031.Contact panel 1031, also referred to as touch-screen, collect user's touching on or near it
Operation (such as user uses the operations of any suitable object or annex on contact panel 1031 such as finger, stylus) is touched, and
According to the corresponding connection electronic equipment of formula set in advance driving.Optionally, contact panel 1031 may include touch detection electricity
Two parts of sub- equipment and touch controller.Wherein, touch detection electronic equipment detects the touch orientation of user, and detects touch
The signal brought is operated, touch controller is transmitted a signal to；Touch controller receives touch from touch detection electronic equipment
Information, and be converted into contact coordinate, then give the processor 1050, and the order sent of reception processing device 1050 and can add
To perform.Furthermore, it is possible to realize contact panel using polytypes such as resistance-type, condenser type, infrared ray and surface acoustic waves
1031.Except contact panel 1031, input block 1030 can also include other input equipments 1032, other input equipments 1032
Physical keyboard, function key (such as volume control button, switch key etc.), trace ball, mouse, operation can be included but is not limited to
One or more in bar etc..
Wherein, display unit 1040 can be used for the information and electronics for showing the information inputted by user or being supplied to user
The various menu interfaces of equipment 1000.Display unit 1040 may include display panel 1041, optionally, using LCD or can have
The forms such as machine light emitting diode (Organic Light-Emitting Diode, OLED) configure display panel 1041.
It should be noted that contact panel 1031 can cover display panel 1041, touch display screen is formed, when the touch display screen
Detect after the touch operation on or near it, processor 1050 is sent to determine the type of touch event, with post processing
Device 1050 provides corresponding visual output according to the type of touch event in touch display screen.
Touch display screen includes Application Program Interface viewing area and conventional control viewing area.The Application Program Interface viewing area
And arrangement mode of the conventional control viewing area is not limited, can be arranged above and below, left-right situs etc. can distinguish two and show
Show the arrangement mode in area.The Application Program Interface viewing area is displayed for the interface of application program.Each interface can be with
The interface element such as the icon comprising at least one application program and/or widget desktop controls.The Application Program Interface viewing area
It can also be the empty interface not comprising any content.The conventional control viewing area is used to show the higher control of utilization rate, for example,
Application icons such as settings button, interface numbering, scroll bar, phone directory icon etc..The touch-screen of the embodiment of the present invention is soft
Property screen, organic nesa coating of CNT is posted in two faces of flexible screen.
Wherein processor 1050 is the control centre of electronic equipment 1000, utilizes various interfaces and connection whole mobile phone
Various pieces, by operation or perform and be stored in software program and/or module in first memory 1021, and call and deposit
The data in second memory 1022 are stored up, the various functions and processing data of electronic equipment 1000 are performed, so as to be set to electronics
Standby 1000 carry out integral monitoring.Optionally, processor 1050 may include one or more processing units.
In embodiments of the present invention, electronic equipment also includes：It is stored in first memory 1021 and can be in processor 1050
The computer program of upper operation, computer program realizes following steps when being performed by processor 1050：In vehicle traveling process,
Detect the spacing of the speed of the automobile, the speed of front truck and the automobile and the front truck；Speed based on the automobile,
The speed of the front truck and the spacing, judge that the automobile whether there is the risk knocked into the back with the front truck；If institute
Automobile storage is stated in the risk knocked into the back with the front truck, alert messages are sent.
Optionally, following steps can be also realized when computer program is performed by processor 1050：Judge the car of the automobile
Whether speed is more than the speed of the front truck；If the speed of the automobile is more than the speed of the front truck, the automobile and institute are judged
Whether the spacing for stating front truck is less than preset security spacing；If the spacing of the automobile and the front truck is less than preset security spacing,
Then determine the automobile storage in the risk knocked into the back with the front truck.
Optionally, following steps can be also realized when computer program is performed by processor 1050：Judge the car of the automobile
The ratio of the fast speed with the front truck, if less than the spacing and the ratio of preset security spacing；If the car of the automobile
The ratio of the fast speed with the front truck, less than the spacing and the ratio of the preset security spacing, it is determined that the automobile
In the presence of the risk knocked into the back with the front truck.
Optionally, following steps can be also realized when computer program is performed by processor 1050：If the automobile is not present
The risk knocked into the back with the front truck, obtains the deceleration reaction time of the automobile, wherein, the deceleration reaction time is institute
The spacing for stating automobile and the front truck foreshortens to the time of preset security spacing；Judge it is described deceleration the reaction time whether be less than or
Person is equal to preset time；If the deceleration reaction time is less than or equal to preset time, described slow down instead is shown or reported
Between seasonable.
Optionally, following steps can be also realized when computer program is performed by processor 1050：Detect adding for the automobile
The acceleration of speed and the front truck；According to formulaWhen calculating deceleration reaction
Between, wherein, t represents the reaction time of slowing down；V0Represent the speed of the automobile；V1Represent the speed of the front truck；a0Represent described
The acceleration of automobile；a1Represent the acceleration of the front truck；S represents the spacing of the automobile and the front truck；L represents described pre-
If safe distance between vehicles.
Electronic equipment 1000 can realize each process that electronic equipment is realized in previous embodiment, to avoid repeating, this
In repeat no more.
The electronic equipment 1000 of the embodiment of the present invention, in vehicle traveling process, detects the speed of the automobile, front truck
The spacing of speed and the automobile and the front truck；Speed based on the automobile, the speed of the front truck and the car
Away from judging that the automobile whether there is the risk that is knocked into the back with the front truck；If the automobile storage occurs with the front truck
The risk knocked into the back, sends alert messages.Electronic equipment, can be according to the speed of automobile, the car of front truck in vehicle traveling process
The spacing of speed and automobile and front truck, automatically determines automobile and front truck and there is the risk knocked into the back, and send alert messages with
User is warned, so as to reduce the risk that automobile knocks into the back.
Those of ordinary skill in the art are it is to be appreciated that the list of each example described with reference to the embodiments described herein
Member and algorithm steps, can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually
Performed with hardware or software mode, depending on the application-specific and design constraint of technical scheme.Professional and technical personnel
Described function can be realized using distinct methods to each specific application, but this realization is it is not considered that exceed
The scope of the present invention.
It is apparent to those skilled in the art that, for convenience and simplicity of description, the system of foregoing description,
The specific work process of electronic equipment and unit, may be referred to the corresponding process in preceding method embodiment, will not be repeated here.
, can be by it in embodiment provided herein, it should be understood that disclosed electronic equipment and method
Its mode is realized.For example, electronic equipment embodiment described above is only schematical, for example, the division of unit, only
Only a kind of division of logic function, can there is other dividing mode when actually realizing, such as multiple units or component can be tied
Another system is closed or is desirably integrated into, or some features can be ignored, or do not perform.It is another, it is shown or discussed
Coupling each other or direct-coupling or communication connection can be the INDIRECT COUPLINGs of electronic equipment or unit by some interfaces
Or communication connection, can be electrical, machinery or other forms.
The unit illustrated as separating component can be or may not be physically separate, be shown as unit
Part can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple networks
On unit.Some or all of unit therein can be selected to realize the mesh of scheme of the embodiment of the present invention according to the actual needs
's.
In addition, each functional unit in each embodiment of the invention can be integrated in a processing unit, can also
That unit is individually physically present, can also two or more units it is integrated in a unit.
If function is realized using in the form of SFU software functional unit and as independent production marketing or in use, can stored
In a computer read/write memory medium.Understood based on such, technical scheme is substantially in other words to existing
The part for having part that technology contributes or the technical scheme can be embodied in the form of software product, the computer
Software product is stored in a storage medium, including some instructions are to cause a computer equipment (can be personal meter
Calculation machine, server, or network equipment etc.) perform all or part of step of each of the invention embodiment method.And it is foregoing
Storage medium includes：USB flash disk, mobile hard disk, ROM, RAM, magnetic disc or CD etc. are various can be with the medium of store program codes.
More than, it is only the embodiment of the present invention, but protection scope of the present invention is not limited thereto, and it is any to be familiar with
Those skilled in the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be covered
Within protection scope of the present invention.Therefore, protection scope of the present invention should be defined by scope of the claims.
Claims (11)
1. a kind of driving safety prompt method, it is characterised in that methods described includes：
In vehicle traveling process, speed, the speed of front truck and the automobile of the automobile and the car of the front truck are detected
Away from；
Speed based on the automobile, the speed of the front truck and the spacing, judge the automobile whether there is with it is described
The risk that front truck knocks into the back；
If the automobile storage is in the risk knocked into the back with the front truck, alert messages are sent.
2. according to the method described in claim 1, it is characterised in that the speed based on the automobile, the car of the front truck
Fast and described spacing, judges the step of automobile whether there is the risk knocked into the back with the front truck, including：
Judge whether the speed of the automobile is more than the speed of the front truck；
If the speed of the automobile is more than the speed of the front truck, judge whether the spacing of the automobile and the front truck is less than in advance
If safe distance between vehicles；
If the spacing of the automobile and the front truck is less than preset security spacing, it is determined that the automobile storage is sent out with the front truck
The raw risk knocked into the back.
3. according to the method described in claim 1, it is characterised in that the speed based on the automobile, the car of the front truck
Fast and described spacing, judges the step of automobile whether there is the risk knocked into the back with the front truck, including：
Judge the ratio of the speed of the automobile and the speed of the front truck, if less than the spacing and preset security spacing
Ratio；
If the ratio of the speed of the automobile and the speed of the front truck, less than the spacing and the ratio of the preset security spacing
Value, it is determined that the automobile storage is in the risk knocked into the back with the front truck.
4. according to the method described in claim 1, it is characterised in that the speed based on the automobile, the car of the front truck
Fast and described spacing, judge the automobile whether there is knocked into the back with the front truck risk the step of after, in addition to：
If the risk knocked into the back with the front truck is not present in the automobile, the deceleration reaction time of the automobile is obtained, wherein,
The reaction time of slowing down foreshortens to the time of preset security spacing for the spacing of the automobile and the front truck；
Judge whether the deceleration reaction time is less than or equal to preset time；
If the deceleration reaction time is less than or equal to preset time, the deceleration reaction time is shown or reported.
5. method according to claim 4, it is characterised in that the step in the deceleration reaction time of the acquisition automobile
Suddenly, including：
Detect the acceleration of the automobile and the acceleration of the front truck；
According to formulaThe reaction time of slowing down is calculated, wherein, when t represents deceleration reaction
Between；V0Represent the speed of the automobile；V1Represent the speed of the front truck；a0Represent the acceleration of the automobile；a1Represent described
The acceleration of front truck；S represents the spacing of the automobile and the front truck；L represents the preset security spacing.
6. a kind of electronic equipment, it is characterised in that including：
Detection module, in vehicle traveling process, detect speed, the speed of front truck and the automobile of the automobile with
The spacing of the front truck；
Risk judgment module, for the speed based on the automobile, the speed of the front truck and the spacing, judges the vapour
Car whether there is the risk knocked into the back with the front truck；
First reminding module, if for the automobile storage in the risk knocked into the back with the front truck, sending alert messages.
7. electronic equipment according to claim 6, it is characterised in that the risk judgment module includes：
First judging unit, for judging whether the speed of the automobile is more than the speed of the front truck；
Second judging unit, if the speed for the automobile is more than the speed of the front truck, before judging the automobile and being described
Whether the spacing of car is less than preset security spacing；
First risk determining unit, if the spacing for the automobile and the front truck is less than preset security spacing, it is determined that institute
Automobile storage is stated in the risk knocked into the back with the front truck.
8. electronic equipment according to claim 6, it is characterised in that the risk judgment module includes：
3rd judging unit, the ratio for judging the speed of the automobile and the speed of the front truck, if less than the car
Away from the ratio with preset security spacing；
Second risk determining unit, if the ratio of the speed and the speed of the front truck for the automobile, less than the spacing
With the ratio of the preset security spacing, it is determined that the automobile storage is in the risk knocked into the back with the front truck.
9. electronic equipment according to claim 6, it is characterised in that the electronic equipment also includes：
Reaction time acquisition module, if the risk knocked into the back with the front truck is not present for the automobile, obtains the vapour
The deceleration reaction time of car, wherein, the spacing that the reaction time is the automobile and the front truck that slows down foreshortens to default peace
The time of full spacing；
Time judgment module, for judging whether the deceleration reaction time is less than or equal to preset time；
Second reminding module, if being less than or equal to preset time for the deceleration reaction time, display or report are described
Slow down the reaction time.
10. electronic equipment according to claim 9, it is characterised in that the reaction time acquisition module includes：
Acceleration detecting unit, for detecting the acceleration of the automobile and the acceleration of the front truck；
Reaction time computing unit, for according to formulaThe reaction time of slowing down is calculated,
Wherein, t represents the reaction time of slowing down；V0Represent the speed of the automobile；V1Represent the speed of the front truck；a0Represent the vapour
The acceleration of car；a1Represent the acceleration of the front truck；S represents the spacing of the automobile and the front truck；L represents described default
Safe distance between vehicles.
11. a kind of electronic equipment, it is characterised in that including processor, memory is stored on the memory and can be described
The computer program run on processor, the computer program is realized during the computing device as in claim 1 to 5
The step of driving safety prompt method described in any one.
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| CN201710521864.1A CN107170292B (en) | 2017-06-30 | 2017-06-30 | A kind of driving safety prompt method and electronic equipment |
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| CN201710521864.1A CN107170292B (en) | 2017-06-30 | 2017-06-30 | A kind of driving safety prompt method and electronic equipment |
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| CN107886771A (en) * | 2017-11-06 | 2018-04-06 | 浙江科技学院 | A kind of highway automobile automatic controlling system of pursuit-prevention |
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| CN110135350A (en) * | 2019-05-17 | 2019-08-16 | 重庆蓝岸通讯技术有限公司 | A kind of method and terminal improving driving safety |
| CN110335504A (en) * | 2019-07-04 | 2019-10-15 | 北京交通大学 | Intelligent collision warning system and method based on bus or train route collaboration under vehicle follow gallop state |
| CN111137282A (en) * | 2019-12-04 | 2020-05-12 | 宝能汽车有限公司 | Vehicle collision prediction method and device, vehicle and electronic equipment |
| CN114648886A (en) * | 2022-03-07 | 2022-06-21 | 深圳市腾运发电子有限公司 | New energy automobile control method and device, electronic equipment and storage medium |
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| CN107886771A (en) * | 2017-11-06 | 2018-04-06 | 浙江科技学院 | A kind of highway automobile automatic controlling system of pursuit-prevention |
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|---|---|
| CN107170292B (en) | 2019-08-20 |
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