CN108510732A - A kind of walking reminding method and its system based on movement speed materialization - Google Patents
A kind of walking reminding method and its system based on movement speed materialization Download PDFInfo
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- CN108510732A CN108510732A CN201810519710.3A CN201810519710A CN108510732A CN 108510732 A CN108510732 A CN 108510732A CN 201810519710 A CN201810519710 A CN 201810519710A CN 108510732 A CN108510732 A CN 108510732A
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/005—Traffic control systems for road vehicles including pedestrian guidance indicator
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Abstract
The invention discloses a kind of walking reminding method embodied based on movement speed and its systems, including obtain the first image in front of user's moving direction；Judge to whether there is traffic lights in the first image；If so, extracting the colouring information and count down information of traffic lights, colouring information includes red light phase, green light phase and amber light state；Judge whether traffic lights are in green light phase；If so, obtaining the First Speed of the current walking of user；Calculate the first distance between user and traffic lights；The first time of user's exterior traffic signal lamp is calculated according to the first distance and First Speed；Judge whether be more than the time that count down information includes at the first time；If so, calculating second speed according to count down information and the first distance, second speed is the minimum speed of user's exterior traffic signal lamp at the end of countdown；Extract cue scale corresponding with second speed；Second speed is exported according to cue scale to user.
Description
Technical field
The present invention relates to traffic pass through field, more particularly to it is a kind of based on movement speed embody walking reminding method and
Its system.
Background technology
Most people do not get information about the walking speed of itself, simultaneously for distance also without intuitive
Solution, for both above-mentioned only fuzzy concept, but often there is larger gap in this fuzzy concept with real data, this
There is certain negative effect for daily life.
For example, when walking is gone out, since walking speed itself is slower, it is easy to influence stroke, if again by traffic signals
Lamp stops, then can further influence stroke, passes through therefore, it is necessary to accelerate at the green light stage.Majority of case is people at present
It is longer apart from the green light countdown end time and apart from traffic lights farther out when, can not accurately measure in green light countdown
The walking speed that road opposite is reached before terminating, in the case where green light countdown is remaining sufficient, most people will not all change
Become original walking speed, at the end of countdown is fast, just finds that road opposite can not be reached, accelerating hastily at this time, depositing
In certain security risk.
Invention content
Goal of the invention：In order to overcome the disadvantage in background technology, an embodiment of the present invention provides one kind being based on movement speed
The walking reminding method and its system of materialization, the problem of can effectively solve the problem that involved in above-mentioned background technology.
Technical solution：A kind of walking reminding method embodied based on movement speed, is included the following steps：
101：The image in front of user's moving direction is obtained, is stored the image as the first image；
102：Judge to whether there is traffic lights in first image；
103：If so, extracting the colouring information and count down information of the traffic lights, the colouring information includes red
Lamp state, green light phase and amber light state；
104：Judge whether the traffic lights are in green light phase according to the colouring information；
105：If so, obtaining the current walking speed of user, the walking speed is stored as First Speed；
106：The distance between user and the traffic lights are calculated according to first image, using the distance as first
Distance is stored；
107：The time that user reaches the traffic lights is calculated according to first distance and the First Speed, by institute
Time conduct is stated to be stored at the first time；
108：Judge whether the first time is more than the time that the count down information includes；
109：If so, calculating second speed according to the count down information and first distance, the second speed is to use
Family reaches the minimum speed of the traffic lights at the end of countdown；
110：Cue scale corresponding with the second speed is extracted in the database；
111：The second speed is exported according to the cue scale to user.
As a kind of preferred embodiment of the present invention, further include：
The image at left and right sides of user's moving direction is obtained, is stored the image as the second image；
Judge to whether there is moving obstacle in second image；
If so, extracting the moving obstacle；
Obtain the location information and movement speed of the moving obstacle；
Obtain the location information and walking speed of user；
Judge whether user can meet with the moving obstacle；
If so, exporting information warning to user.
As a kind of preferred embodiment of the present invention, further include after exporting information warning to user：
The distance between the moving obstacle and user are calculated, the distance is stored as second distance；
Judge whether the second distance has the tendency that reduction；
If so, judging whether the second distance is less than or equal to pre-determined distance；
If so, exporting deceleration to user.
As a kind of preferred embodiment of the present invention, further include after exporting deceleration to user：
Obtain the First Speed of the current walking of user；
Judge whether the First Speed has the tendency that reduction；
If it is not, outwardly exporting information warning.
As a kind of preferred embodiment of the present invention, the second speed is calculated according to the count down information and first distance
Degree further includes：
System is built-in with pre-set velocity, described to be preset as the receptible maximum speed of user institute；
Judge whether the second speed is more than the pre-set velocity；
If so, without prompt.
As a kind of preferred embodiment of the present invention, the colouring information and count down information of the traffic lights are extracted
Further include：
Judge that the traffic lights whether there is count down information；
If so, extracting the count down information；
If it is not, then judging whether the traffic lights are in green light or amber light state according to the colouring information；
If so, exporting deceleration to user.
As a kind of preferred embodiment of the present invention, the second speed is exported according to the cue scale to user
Further include later：
Obtain the First Speed of the current walking of user；
Judge whether the First Speed is greater than or equal to the second speed；
If it is not, then carrying out continuing output to user, until the First Speed obtained is greater than or equal to second speed.
As a kind of preferred embodiment of the present invention, the second speed is exported according to the cue scale to user
Further include later：
System is built-in with preset duration, often passes through preset duration, repeats step 105 to step 111.
A kind of walking prompt system embodied based on movement speed, including the first camera, second camera, third are taken the photograph
As head, intelligent wearable device and vibration module, first camera is configured as obtaining the shadow in front of user's moving direction
Picture, the second camera are configured as obtaining the image on the left of user's moving direction, and the third camera is configured as obtaining
Take the image on the right side of the moving direction of family, the vibration module is built in the intelligent wearable device, the vibration module by with
Be set to and export second speed to user with vibration mode according to cue scale, and to user export information warning and
Deceleration.
Further include the audio-frequency module for being built in the intelligent wearable device as a kind of preferred embodiment of the present invention, it is described
Audio-frequency module is additionally configured to according to cue scale export second speed to user with speech form, and defeated to user
Go out information warning and deceleration.
The present invention realizes following advantageous effect：
A kind of walking reminding method embodied based on movement speed provided by the invention can help user in traffic lights
Walking speed is accurately adjusted when in the green light stage quickly to reach road opposite, reduces the time for waiting for red light waste；
During user accelerates movement, the moving obstacle of automatic identification user's moving direction both sides simulates the moving obstacle
Information warning is exported to user by vibration module or audio-frequency module when the two may meet with the movement profiles of user；
Before the curve movement meets, moving obstacle is monitored into Mobile state, when between the moving obstacle and user
When distance is less than or equal to pre-determined distance, deceleration is exported to user by vibration module or audio-frequency module；In addition to one-sided
It is exported outside deceleration and information warning to user, it, will also be outside by audio devices when user does not lower walking speed
Boundary exports information warning；When advisory speed is more than the receptible maximum speed of user institute, the useless prompt message of automatic shield；
When traffic lights do not include count-down device, when traffic lights are in non-red light phase, automatically prompting user slows down；When
After user receives standby signal, if First Speed is not up to second speed, then prompt message is persistently exported to user；With
Before family reaches road opposite, with the movement of user, indirect is with new second speed.
Description of the drawings
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the disclosure
Example, and consistent with the instructions for explaining the principles of this disclosure.Fig. 1 is provided by the invention a kind of based on movement speed materialization
Walking reminding method flow chart；
Fig. 2 is second speed maximum value determination method flow chart provided by the invention；
Fig. 3 is the retarding method flow chart of no count-down device provided by the invention；
Fig. 4 is the alarming method for power flow chart provided by the invention for user；
Fig. 5 is the retarding method flow chart provided by the invention for moving obstacle；
Fig. 6 is the alarming method for power flow chart provided by the invention for moving obstacle；
Fig. 7 is that prompt message provided by the invention continues output method flow chart；
Fig. 8 is prompt message output method flow chart in interval provided by the invention
Fig. 9 is a kind of walking prompt system structure diagram embodied based on movement speed provided by the invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Embodiment one
As shown in Figure 1, the present embodiment provides a kind of walking reminding method embodied based on movement speed, include the following steps：
101：The image in front of user's moving direction is obtained, is stored image as the first image；
102：Judge to whether there is traffic lights in the first image；
103：If so, extract the colouring information and count down information of traffic lights, colouring information includes red light phase, green
Lamp state and amber light state；
104：Judge whether traffic lights are in green light phase according to colouring information；
105：If so, obtaining the current walking speed of user, stored walking speed as First Speed；
106：The distance between user and traffic lights are calculated according to the first image, will be deposited apart from as the first distance
Storage；
107：According to first distance and First Speed calculate user's exterior traffic signal lamp time, will the time as first when
Between stored；
108：Judge whether be more than the time that count down information includes at the first time；
109：If so, calculating second speed according to count down information and the first distance, second speed is user in countdown knot
The minimum speed of exterior traffic signal lamp when beam；
110：Cue scale corresponding with second speed is extracted in the database；
111：Second speed is exported according to cue scale to user.
As shown in Fig. 2, further including according to count down information and the first distance calculating second speed：
System is built-in with pre-set velocity, is preset as the receptible maximum speed of user institute；
Judge whether second speed is more than pre-set velocity；
If so, without prompt.
As shown in figure 3, extracting the colouring information of traffic lights and count down information further includes：
Judge that traffic lights whether there is count down information；
If so, extracting count down information；
If it is not, then judging whether traffic lights are in green light or amber light state according to colouring information；
If so, exporting deceleration to user.
Specifically, in a step 101, the first camera 401 obtains the image in front of user's moving direction, the image conduct
First image is temporarily stored, and the first image is updated with the movement of user.In a step 102,401 energy of the first camera
A certain range of first image in front of user's moving direction is enough obtained, judges to whether there is traffic lights in the first image,
If user distance traffic lights distance is farther out and walking speed is slower, then the necessity prompted is not present, in system
It is equipped with preset range, preset range is less than or equal to the coverage of the first camera 401, in order to more match the walking speed of user
Degree and traffic lights countdown it is long, the present invention will judge range shorter to preset range, that is, judge be in preset range
It is no that there are traffic lights.In step 103, if occurring traffic lights in preset range, extracting traffic lights includes
Colouring information and count down information, colouring information include three kinds of red light phase, green light phase and amber light state states, are counted
When information be corresponding light color state remaining duration.
In order to reduce the time that user waits for red light, the present invention helps user to pass through as early as possible in green light, in step 104
In, judge whether traffic lights are in green light phase according to colouring information.In step 105, if traffic in preset range
Signal lamp is in green light phase, obtains for current walking speed and is temporarily stored as First Speed, first
Speed is updated with the movement of user, and First Speed is average speed, specifically may be set to the average speed in 1s or 2s.
In step 106, the distance between user and traffic lights are calculated according to the first image, it will be temporary apart from being carried out as the first distance
When store, the first distance is updated with the movement of user, first distance between user current location and road team opposite
The shortest distance, i.e., user by green light by the shortest distance.In step 107, the first distance divided by First Speed are obtained
The time needed for road opposite is reached with current motion state to user, is carried out the time being calculated as first time
Temporarily storage, updates with the movement of user at the first time.In step 108, extracting current count down information includes
Time, judge whether the first time under current time is more than the time that current count down information includes, meaning is to judge to use
Can family reach road opposite with current motion state before countdown terminates.In step 109, if under synchronization
It is more than the time that count down information includes at the first time, then shows that user can not be terminated with current motion state in green light countdown
Road opposite is reached before, and the present invention provides advisory speed with this, the time for including by the first distance divided by count down information
It obtains reaching the speed needed for road opposite before countdown terminates, be carried out the speed being calculated as second speed
Temporarily storage, second speed are updated with the movement of user, and second speed is advisory speed.In step 110, built in system
It is in inversely prroportional relationship with cue scale to have the mapping table of movement speed and cue scale, movement speed, i.e. movement speed is got over
Small, cue scale is higher, and system is also built-in with cue scale and the mapping table of vibration frequency, cue scale and vibration frequency
Proportional, i.e. cue scale are higher, and vibration frequency is higher, in vibrating the way of output, show as getting over when second speed
Hour, the vibration frequency of vibration module 405 is higher.In step 111, by user wear intelligent wearable device 404 to
Family provides vibrational feedback, and user perceives the size of second speed, audio-frequency module 406 by the vibration frequency of vibration module 405
Second speed and the information of cue scale can be exported.
A pre-set velocity can be set in advance in user, and pre-set velocity is the receptible maximum speed of user, in step 109
In, if second speed is more than pre-set velocity, then do not export prompt message to user.
When for part way using not including the traffic lights of count-down device, accurate second speed can not be provided,
If traffic lights are in red light phase, without any prompt；If traffic lights are in green light or amber light state
When, to prevent traffic lights from switching color suddenly, the letter that slows down is exported to user by vibration module 405 or audio output module
Breath.
Embodiment two
As shown in figure 4, obtaining the image at left and right sides of user's moving direction, stored image as the second image；
Judge to whether there is moving obstacle in the second image；
If so, extracting moving obstacle；
Obtain the location information and movement speed of moving obstacle；
Obtain the location information and walking speed of user；
Judge whether user can meet with moving obstacle；
If so, exporting information warning to user.
As shown in figure 5, further including after exporting information warning to user：
The distance between moving obstacle and user are calculated, will be stored apart from as second distance；
Judge whether second distance has the tendency that reduction；
If so, judging whether second distance is less than or equal to pre-determined distance；
If so, exporting deceleration to user.
As shown in fig. 6, further including after exporting deceleration to user：
Obtain the First Speed of the current walking of user；
Judge whether First Speed has the tendency that reduction；
If it is not, outwardly exporting information warning.
Specifically, during user accelerates walking speed, the attention to ambient enviroment will certainly be reduced, the present invention
User is assisted to understand ambient enviroment by the second photographic device and third photographic device, the second photographic device and third are taken the photograph
As device shoots the image of user's moving direction both sides respectively, and two parts image is aggregated into the second image and is temporarily deposited
Storage, the second image are updated with the movement of user, help user to evade moving obstacle according to the second image.First, it is determined that the
It whether there is moving obstacle in two images, if so, extracting moving obstacle, obtain the moving disorder under synchronization respectively
The location information and movement speed of object and the location information and walking speed of user, draw the curve movement of the two, and sentence
It is both disconnected whether to meet before countdown terminates, it is warned if so, being exported to user by vibration module 405 or voice module
Information prevents user from striking moving obstacle.In addition to this, moving obstacle will also be monitored into Mobile state, is calculated in real time
The distance between moving obstacle and user, and temporarily stored using above-mentioned distance as second distance, second distance with
The movement of user and update, the present invention is also built-in with pre-determined distance, pre-determined distance minimum peace between moving obstacle and user
Full distance, in the present embodiment, setting pre-determined distance are 2m, when second distance is less than or equal to pre-determined distance, pass through vibration
Module 405 or audio-frequency module 406 export deceleration to user, and deceleration has corresponding vibration frequency.
Further, other than folk prescription user oriented exports deceleration, will also information warning be exported to moving obstacle,
After exporting deceleration to user, 2-3s will be continued in above process and obtained with leaving the reaction time of user's abundance for
The First Speed of the current walking in family is taken, if user is not slowed down, warning letter is outwardly exported by audio-frequency module 406
Breath.
Embodiment three
As shown in fig. 7, further including after second speed is exported according to cue scale to user：
Obtain the First Speed of the current walking of user；
Judge whether First Speed is greater than or equal to second speed；
If it is not, then carrying out continuing output to user, until the First Speed obtained is greater than or equal to second speed.
Further include after second speed is exported according to cue scale to user：
System is built-in with preset duration, often passes through preset duration, repeats step 105 to step 111.
Specifically, after being exported second speed to user by vibration module 405 or audio-frequency module 406, although user
The prompt message of the present invention can be experienced, but still can not walking speed be reached an agreement with second speed, therefore, this
Invention also provides subsequent miscellaneous function, to help user quickly and accurately to reach second speed, vibration module 405 and audio
The output time of module 406 is limited, and output time is fixed on 2-3s, in 406 end of output of vibration module 405 or audio-frequency module
Afterwards, the First Speed of the current walking of user is obtained, First Speed at this time is that user perceives the adjustment made after prompt message, is sentenced
Whether disconnected First Speed is greater than or equal to second speed, if so, showing that user can be fallen with current motion state in green light
Timing reaches road opposite before terminating, if it is not, then showing that the First Speed of user under current time also not up to prompts letter
The standard of breath drives vibration module 405 or audio-frequency module 406 continue output, the First Speed of user in real walking,
When the First Speed of acquisition is greater than or equal to second speed, vibration module 405 or audio-frequency module 406 is driven to stop output.
As shown in figure 8, the present invention in order to ensure output prompt message have good timeliness, with the movement of user
It will be prompted to information and synchronize update, a preset duration is set in advance, in the present embodiment, set preset duration to 5s,
After vibration module 405 or audio-frequency module 406 will be prompted to information output, timing of starting from scratch, when the duration of timing reaches
When 5s, step 105 is first repeated to step 108, if being more than the time that count down information includes at the first time, continues to repeat step
109 to step 111；If being less than or equal to for the second time at the first time, stop repeating, timing of starting from scratch, when timing
It is long when reaching 5s, then first repeat step 105 to step 108, and so on.
Example IV
As shown in figure 9, a kind of walking prompt system embodied based on movement speed is taken the photograph including the first camera 401401, second
As head 402, third camera 403, intelligent wearable device 404, vibration module 405 and audio-frequency module 406, the first camera
401 are configured as obtaining the image in front of user's moving direction, and second camera 402 is configured as obtaining user's moving direction left side
The image of side, third camera 403 are configured as obtaining the image on the right side of user's moving direction, vibration module 405 and audio
Module 406 is built in intelligent wearable device 404, and vibration module 405 is configured as second speed according to cue scale to vibrate
Form is exported to user, and exports information warning and deceleration to user, audio-frequency module 406 be additionally configured to by
Second speed is exported with speech form to user according to cue scale, and exports information warning and the letter that slows down to user
Breath.
Wherein, intelligent wearable device 404 includes intelligent necklace, Intelligent bracelet, smartwatch and intelligent waistband etc., and first
Camera 401, second camera 402 and third camera 403 can be independent with 404 physics of intelligent wearable device.
It should be understood that in example IV, the specific implementation process of above-mentioned modules (can be implemented with above method embodiment
Example one is to embodiment three) description it is corresponding, be not described in detail herein.
The system that above-described embodiment four is provided only the example of the division of the above functional modules actually is answered
In, it can be completed, i.e., divided the internal structure of system by different function modules as needed and by above-mentioned function distribution
At different function modules, to complete all or part of the functions described above.
The above embodiments merely illustrate the technical concept and features of the present invention, and the purpose is to allow the skill for being familiar with the technical field
Art personnel can understand the content of the present invention and implement it accordingly, and can not be limited the scope of the invention with this.All bases
Equivalent changes or modifications made by spirit of the invention, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of walking reminding method embodied based on movement speed, it is characterised in that：Include the following steps：
101：The image in front of user's moving direction is obtained, is stored the image as the first image；
102：Judge to whether there is traffic lights in first image；
103：If so, extracting the colouring information and count down information of the traffic lights, the colouring information includes red
Lamp state, green light phase and amber light state；
104：Judge whether the traffic lights are in green light phase according to the colouring information；
105：If so, obtaining the current walking speed of user, the walking speed is stored as First Speed；
106：The distance between user and the traffic lights are calculated according to first image, using the distance as first
Distance is stored；
107：The time that user reaches the traffic lights is calculated according to first distance and the First Speed, by institute
Time conduct is stated to be stored at the first time；
108：Judge whether the first time is more than the time that the count down information includes；
109：If so, calculating second speed according to the count down information and first distance, the second speed is to use
Family reaches the minimum speed of the traffic lights at the end of countdown；
110：Cue scale corresponding with the second speed is extracted in the database；
111：The second speed is exported according to the cue scale to user.
2. a kind of walking reminding method embodied based on movement speed according to claim 1, it is characterised in that：Also wrap
It includes：
The image at left and right sides of user's moving direction is obtained, is stored the image as the second image；
Judge to whether there is moving obstacle in second image；
If so, extracting the moving obstacle；
Obtain the location information and movement speed of the moving obstacle；
Obtain the location information and walking speed of user；
Judge whether user can meet with the moving obstacle；
If so, exporting information warning to user.
3. a kind of walking reminding method embodied based on movement speed according to claim 2, it is characterised in that：Xiang Yong
Further include after family output information warning：
The distance between the moving obstacle and user are calculated, the distance is stored as second distance；
Judge whether the second distance has the tendency that reduction；
If so, judging whether the second distance is less than or equal to pre-determined distance；
If so, exporting deceleration to user.
4. a kind of walking reminding method embodied based on movement speed according to claim 3, it is characterised in that：Xiang Yong
Further include after family output deceleration：
Obtain the First Speed of the current walking of user；
Judge whether the First Speed has the tendency that reduction；
If it is not, outwardly exporting information warning.
5. a kind of walking reminding method embodied based on movement speed according to claim 1, it is characterised in that：According to
The count down information and first distance calculate second speed and further include：
System is built-in with pre-set velocity, described to be preset as the receptible maximum speed of user institute；
Judge whether the second speed is more than the pre-set velocity；
If so, without prompt.
6. a kind of walking reminding method embodied based on movement speed according to claim 1, it is characterised in that：Extraction
The colouring information and count down information for going out the traffic lights further include：
Judge that the traffic lights whether there is count down information；
If so, extracting the count down information；
If it is not, then judging whether the traffic lights are in green light or amber light state according to the colouring information；
If so, exporting deceleration to user.
7. a kind of walking reminding method embodied based on movement speed according to claim 1, it is characterised in that：By institute
It states after second speed is exported according to the cue scale to user and further includes：
Obtain the First Speed of the current walking of user；
Judge whether the First Speed is greater than or equal to the second speed；
If it is not, then carrying out continuing output to user, until the First Speed obtained is greater than or equal to second speed.
8. a kind of walking reminding method embodied based on movement speed according to claim 1, it is characterised in that：By institute
It states after second speed is exported according to the cue scale to user and further includes：
System is built-in with preset duration, often passes through preset duration, repeats step 105 to step 111.
9. according to a kind of walking prompt system embodied based on movement speed of claim 1-8 any one of them, feature
It is：Including the first camera, second camera, third camera, intelligent wearable device and vibration module, described first takes the photograph
As head be configured as obtain user's moving direction in front of image, the second camera be configured as obtain user's moving direction
The image in left side, the third camera is configured as obtaining the image on the right side of user's moving direction, built in the vibration module
In the intelligent wearable device, the vibration module is configured as second speed according to cue scale with vibration mode to user
It is exported, and information warning and deceleration is exported to user.
10. a kind of walking prompt system embodied based on movement speed according to claim 9, it is characterised in that：Also
Audio-frequency module including being built in the intelligent wearable device, the audio-frequency module are additionally configured to second speed according to prompt
Grade is exported with speech form to user, and exports information warning and deceleration to user.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110956801A (en) * | 2018-09-27 | 2020-04-03 | 株式会社斯巴鲁 | Moving body monitoring device, vehicle control system using same, and traffic system |
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