CN107132565A - A kind of navigation speed broadcasting method and device based on global position system - Google Patents
A kind of navigation speed broadcasting method and device based on global position system Download PDFInfo
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- CN107132565A CN107132565A CN201710338900.0A CN201710338900A CN107132565A CN 107132565 A CN107132565 A CN 107132565A CN 201710338900 A CN201710338900 A CN 201710338900A CN 107132565 A CN107132565 A CN 107132565A
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- China
- Prior art keywords
- current driving
- driving speed
- frequency
- speed
- location information
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/52—Determining velocity
Abstract
The embodiment of the invention discloses a kind of navigation speed broadcasting method and device based on global position system.Wherein, this method includes：Preset the frequency as the frequency is received to receive location information using first；Current driving speed is calculated according to the location information；If the current driving speed, which is more than, limits speed, the reception frequency is increased into the second default frequency, to calculate current driving speed and be reported.The technical scheme of the embodiment of the present invention passes through after hypervelocity is detected, the reception frequency of location information is increased into the second default frequency by the first default frequency, with instant computing current driving speed and reported, to improve the instantaneity and accuracy of the calculating of current driving speed, to avoid the problem of current driving speed reported is not inconsistent with actual current driving speed.
Description
Technical field
The present invention relates to airmanship, more particularly to a kind of navigation speed broadcasting method and dress based on global position system
Put.
Background technology
When user drives to travel, it will usually use vehicle mounted guidance or Mobile Telephone Gps.Vehicle mounted guidance and Mobile Telephone Gps pass through GPS
(Global Positioning System, global positioning system) technology, the position where user can be shown on a display screen
Put, can be selected by user from destination is taken to being currently located for user between position to destination most preferably
Route, and can turn left or turn right for user speech prompting during traveling, vehicle current driving speed can be calculated, when
When user drives over the speed limit, user can also be pointed out to slow down etc..
But, when vehicle mounted guidance or Mobile Telephone Gps detect hypervelocity, voice message can be carried out to user, for example can be with
It is：" stining, you have exceeded the speed limit, 80 kilometer per hours of current road segment speed limit, your speed is 90 kilometer per hours ".And having
When " stining ", user has stepped on a foot brake with regard to subconscious so that in vehicle deceleration to restriction velocity interval, and broadcast
The current driving speed of the current driving speed of report and reality is not inconsistent, therefore to need to have a look code table actual current to confirm by user
Travel speed.Therefore, after each voice message, user also needs to have a look code table to confirm actual current driving speed,
Hidden danger so will be brought to traffic safety.
The content of the invention
The embodiment of the present invention provides a kind of navigation speed broadcasting method and device based on global position system, to realize speed
Spend the instantaneity and accuracy reported.
In a first aspect, the embodiments of the invention provide a kind of navigation speed broadcasting method based on global position system, should
Method includes：
Preset the frequency as the frequency is received to receive location information using first；
Current driving speed is calculated according to the location information；
If the current driving speed, which is more than, limits speed, the reception frequency is increased into the second default frequency, with
Calculate current driving speed and reported.
Further, before calculating current driving speed and being reported, in addition to：Detect whether to receive described
Location information；
If the location information can not be received, determined according to the location information in the first preset time period after hypervelocity
Traveling acceleration as current driving acceleration, to calculate current driving speed.
Further, the described second default frequency is that global position system sends the location information frequency.
Further, the calculating current driving speed and carry out report and include：When reporting current driving speed, calculate
Current driving speed is simultaneously reported.
Further, navigation includes vehicle mounted guidance or Mobile Telephone Gps.
Second aspect, the embodiment of the present invention additionally provides a kind of navigation speed broadcast device based on global position system,
The device includes：
Receiving module, for receiving location information using the first default frequency as the frequency is received；
First computing module, for calculating current driving speed according to the location information；
Frequency change module is received, speed is limited if being more than for the current driving speed, by the reception frequency
The second default frequency is increased to, to calculate current driving speed and be reported.
Further, in addition to：
Detection module, for calculating current driving speed and before being reported, it is described fixed to detect whether to receive
Position information；
Second computing module, if for the location information can not to be received, according to the first preset time after hypervelocity
The traveling acceleration that location information in section is determined is as current driving acceleration, to calculate current driving speed.
Further, the described second default frequency is that global position system sends the location information frequency.
Further, first computing module is specifically for when reporting current driving speed, calculating current driving speed
Spend and reported.
Further, navigation includes vehicle mounted guidance or Mobile Telephone Gps.
The reception frequency of location information is had first pre- by after hypervelocity is detected by the technical scheme of the embodiment of the present invention
If the frequency increases to the second default frequency, with instant computing current driving speed and reported, to improve current driving speed
Instantaneity and accuracy, to avoid the problem of current driving speed reported is not inconsistent with actual current driving speed.
Brief description of the drawings
Fig. 1 is a kind of stream of the navigation speed broadcasting method based on global position system provided in the embodiment of the present invention one
Cheng Tu；
Fig. 2 is a kind of stream of the navigation speed broadcasting method based on global position system provided in the embodiment of the present invention two
Cheng Tu；
Fig. 3 is a kind of stream of the navigation speed broadcasting method based on global position system provided in the embodiment of the present invention three
Cheng Tu；
Fig. 4 is a kind of knot of the navigation speed broadcast device based on global position system provided in the embodiment of the present invention four
Structure schematic diagram.
Embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that, in order to just
Part related to the present invention rather than entire infrastructure are illustrate only in description, accompanying drawing.
Embodiment one
Fig. 1 is a kind of flow for navigation speed broadcasting method based on global position system that the embodiment of the present invention one is provided
Figure, the present embodiment can navigation speed report instantaneity and accuracy, this method can be by the navigation based on global position system
Speed broadcast device is performed, and the device can realize that the device can be integrated in any tool by the mode of software and/or hardware
In the terminal device for having the navigation based on global position system, such as can be smart mobile phone or tablet personal computer.This method has
Body comprises the following steps：
Step 110, using the first default frequency as the frequency is received to receive location information.
Wherein, global position system can send location information to terminal device.The first default frequency is less than satellite
Position system sends the transmission frequency of location information.This have terminal device of navigation using the first default frequency as receive the frequency with
The location information that global position system is sent is received, to reduce the calculated load of terminal device, so as to save electricity.
Step 120, according to the location information calculate current driving speed.
Wherein, current driving speed can be calculated according to the location information of reception.Can be according to the location information received every time
Obtain terminal device where position coordinates so that according to last time obtain position coordinates with this acquisition position coordinates with
And cycle time (inverse for receiving the frequency), the current driving speed of vehicle where calculating terminal device.Current driving speed
The calculating frequency can be equal to location information the reception frequency.
Step 130, judge the current driving speed whether be more than limit speed.
Wherein, judge that current driving speed is more than and limit speed, then perform step 140, otherwise perform step 120.The limit
Constant speed degree is traveling maximal rate as defined in the place section of vehicle traveling where terminal device.
If step 140, the current driving speed, which are more than, limits speed, the reception frequency is increased to second and preset
The frequency, to calculate current driving speed and be reported.
Wherein, if current driving speed, which is more than, limits speed, the frequency will be received and increase to the second default frequency, second is pre-
If the frequency is more than the first default frequency, to calculate current driving speed, and the voice broadcast current driving speed is carried out, to inform
User's current driving speed.Because the reception frequency of location information increases so that the calculating frequency increase of current driving speed, with
With calculating the time difference at the time of current driving speed at the time of reduction voice broadcast current driving speed, it is to avoid cause voice to broadcast
The current driving speed of report and reality current driving speed be not inconsistent so that improve current driving speed calculating instantaneity and
Accuracy.
It is preferred that, the described second default frequency is that global position system sends the location information frequency.
It is preferred that, navigation includes vehicle mounted guidance or Mobile Telephone Gps.
The technical scheme of the present embodiment is by after hypervelocity is detected, by the reception frequency of location information by the first default frequency
It is secondary to increase to the second default frequency, with instant computing current driving speed and reported, with improve current driving speed i.e.
When property and accuracy, to avoid the problem of current driving speed reported is not inconsistent with actual current driving speed.
Embodiment two
Fig. 2 is a kind of flow for navigation speed broadcasting method based on global position system that the embodiment of the present invention two is provided
Figure, the present embodiment is optimized based on above-described embodiment, is specifically to calculate current driving speed and carrying out report
Before, in addition to：Detect whether that the location information can be received；If the location information can not be received, after hypervelocity
The first preset time period in location information determine traveling acceleration as current driving acceleration, to calculate current driving
Speed.Accordingly, the method for the present embodiment includes：
Step 210, using the first default frequency as the frequency is received to receive location information.
Step 220, according to the location information calculate current driving speed.
Step 230, judge the current driving speed whether be more than limit speed.
If step 240, the current driving speed, which are more than, limits speed, the reception frequency is increased to second and preset
The frequency.
Step 250, detect whether that the location information can be received.
Wherein, when navigation equipment with the vehicles enters tunnel, the built-up line of city one day, even into thick forest,
Navigation equipment etc. is moved in the vehicles, may can not all be normally received due to the change of location information condition of acceptance
Location information is to lose starlike state.If location information can not be received, step 260 is performed.If location information, root can be received
The location information that the second default frequency is received according to this calculates current driving speed, and carries out voice broadcast current driving speed.
If step 260, the location information can not be received, according to the positioning in the first preset time period after hypervelocity
The traveling acceleration that information is determined is as current driving acceleration, to calculate current driving speed.
Wherein, according to the location information in the first preset time period after hypervelocity, determine every in first preset time period
The travel speed of secondary calculating, and then determine the change of speed, that is, determine current traveling acceleration.It can be calculated according to losing before star
The last current driving speed twice gone out, determines current driving acceleration.
Step 270, calculating current driving speed are simultaneously reported.
Wherein, can according to losing the last time current driving speed calculated and current driving acceleration before star, it is determined that
Current driving speed.
The technical scheme of the present embodiment provides a kind of navigation speed broadcasting method based on global position system, the implementation
Example is on the basis of above-described embodiment, by when that can not receive location information, then according to the first preset time after hypervelocity
The traveling acceleration that location information in section is determined is as current driving acceleration, to calculate current driving speed and carry out voice
Report, to improve the function of navigation equipment.
Embodiment three
Fig. 3 is a kind of flow for navigation speed broadcasting method based on global position system that the embodiment of the present invention three is provided
Figure, the present embodiment is optimized based on above-described embodiment, and specifically described calculating current driving speed is simultaneously reported
Including：When reporting current driving speed, calculate current driving speed and reported.Accordingly, the method bag of the present embodiment
Include：
Step 310, using the first default frequency as the frequency is received to receive location information.
Step 320, according to the location information calculate current driving speed.
Step 330, judge the current driving speed whether be more than limit speed.
If step 340, the current driving speed, which are more than, limits speed, the reception frequency is increased to second and preset
The frequency.
Step 350, report current driving speed when, calculate current driving speed simultaneously reported.
Wherein, when carrying out voice broadcast, when reporting current driving speed, calculate current driving speed and broadcast
Report, with improve current driving speed calculating instantaneity and accuracy, with reduce at the time of voice broadcast current driving speed with
Last time calculates time difference at the time of current driving speed, it is to avoid cause the current driving speed and reality of voice broadcast
Current driving speed is not inconsistent.Now the calculating frequency of current driving speed can be more than the reception frequency of location information.If voice
Time difference at the time of at the time of report current driving speed with last time calculating current driving speed is poor more than preset time,
Then increase calculates the calculating frequency of current driving speed, so that the current driving speed of voice broadcast and actual current driving speed
Degree meets error range.First preset time period can be determined according to the location information in the first preset time period after hypervelocity
The travel speed inside calculated every time, and then determine the change of speed, that is, current traveling acceleration is determined, and then according to last
With last time at the time of the current driving speed of secondary calculating, current traveling acceleration and voice broadcast current driving speed
Time difference at the time of current driving speed is calculated, it is determined that actual current driving speed and carrying out voice broadcast.If voice is broadcast
Time difference at the time of with last time calculating current driving speed is reported at the time of current driving speed to be less than or equal to preset time
Difference, then can calculate the calculating frequency of current driving speed without increase, can directly report the current driving speed that last time is calculated
Degree, so that the current driving speed of voice broadcast meets error range with actual current driving speed.
It is exemplary, when voice broadcast is to " stining, you have exceeded the speed limit, 80 kilometer per hours of current road segment speed limit, your speed
Degree is " when, current driving speed is calculated, for example, can be that " 60 kilometer per hours " (" are stung, you have surpassed because user hears
During speed ", touched on the brake deceleration), and reported " 60 kilometer per hours ".
The technical scheme of the present embodiment provides a kind of navigation speed broadcasting method based on global position system, the implementation
Example is on the basis of above-described embodiment, when reporting current driving speed, calculates current driving speed and is reported, to improve
Instantaneity and accuracy that current driving speed is calculated, at the time of to reduce voice broadcast current driving speed and in terms of last time
Calculate time difference at the time of current driving speed, it is to avoid cause the current driving speed and actual current driving speed of voice broadcast
Degree is not inconsistent.
Example IV
Fig. 4 is a kind of structure for navigation speed broadcast device based on global position system that the embodiment of the present invention four is provided
Schematic diagram, the device is adapted for carrying out the navigation speed broadcasting method provided in an embodiment of the present invention based on global position system,
The accuracy rate of report can be improved, as shown in figure 4, the device includes receiving module 410, the first computing module 420 and receives frequency
Secondary change module 430.
Wherein, receiving module 410, for receiving location information using the first default frequency as the frequency is received；First meter
Module 420 is calculated, for calculating current driving speed according to the location information；Frequency change module 430 is received, if for described
Current driving speed, which is more than, limits speed, then the reception frequency is increased into the second default frequency, to calculate current driving speed
Spend and reported.
The technical scheme of the present embodiment is by after hypervelocity is detected, by the reception frequency of location information by the first default frequency
It is secondary to increase to the second default frequency, with instant computing current driving speed and reported, with improve current driving speed i.e.
When property and accuracy, to avoid the problem of current driving speed reported is not inconsistent with actual current driving speed.
It is preferred that, in addition to：Detection module 440, for before calculating current driving speed and being reported, detection to be
It is no to receive the location information；Second computing module 450, if for the location information can not to be received, according to super
The traveling acceleration that location information in the first preset time period after speed is determined is current to calculate as current driving acceleration
Travel speed.
It is preferred that, the described second default frequency is that global position system sends the location information frequency.
It is preferred that, first computing module 420 is specifically for when reporting current driving speed, calculating current driving speed
Spend and reported.
It is preferred that, navigation includes vehicle mounted guidance or Mobile Telephone Gps.
The above-mentioned navigation speed broadcast device based on global position system can perform what any embodiment of the present invention was provided
Navigation speed broadcasting method based on global position system, possesses the corresponding functional module of execution method and beneficial effect.
Note, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art it is various it is obvious change,
Readjust, be combined with each other and substitute without departing from protection scope of the present invention.Therefore, although by above example to this
Invention is described in further detail, but the present invention is not limited only to above example, is not departing from present inventive concept
In the case of, other more equivalent embodiments can also be included, and the scope of the present invention is determined by scope of the appended claims.
Claims (10)
1. a kind of navigation speed broadcasting method based on global position system, it is characterised in that including：
Preset the frequency as the frequency is received to receive location information using first；
Current driving speed is calculated according to the location information；
If the current driving speed, which is more than, limits speed, the reception frequency is increased into the second default frequency, to calculate
Current driving speed is simultaneously reported.
2. according to the method described in claim 1, it is characterised in that before calculating current driving speed and being reported, also
Including：Detect whether that the location information can be received；
If the location information can not be received, the row determined according to the location information in the first preset time period after hypervelocity
Acceleration is sailed as current driving acceleration, to calculate current driving speed.
3. according to the method described in claim 1, it is characterised in that the described second default frequency is that global position system transmission is fixed
The position information frequency.
4. according to the method described in claim 1, it is characterised in that the calculating current driving speed simultaneously carries out report and included：
When reporting current driving speed, calculate current driving speed and reported.
5. according to the method described in claim 1, it is characterised in that navigation includes vehicle mounted guidance or Mobile Telephone Gps.
6. a kind of navigation speed broadcast device based on global position system, it is characterised in that including：
Receiving module, for receiving location information using the first default frequency as the frequency is received；
First computing module, for calculating current driving speed according to the location information；
Frequency change module is received, speed is limited if being more than for the current driving speed, by the reception frequency increase
To the second default frequency, to calculate current driving speed and be reported.
7. device according to claim 6, it is characterised in that also include：
Detection module, for before calculating current driving speed and being reported, detecting whether that the positioning letter can be received
Breath；
Second computing module, if for the location information can not to be received, according in the first preset time period after hypervelocity
Location information determine traveling acceleration as current driving acceleration, to calculate current driving speed.
8. device according to claim 6, it is characterised in that the described second default frequency is that global position system transmission is fixed
The position information frequency.
9. device according to claim 6, it is characterised in that first computing module is specifically for reporting current line
When sailing speed, calculate current driving speed and reported.
10. device according to claim 6, it is characterised in that navigation includes vehicle mounted guidance or Mobile Telephone Gps.
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| CN201710338900.0A CN107132565A (en) | 2017-05-15 | 2017-05-15 | A kind of navigation speed broadcasting method and device based on global position system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710338900.0A CN107132565A (en) | 2017-05-15 | 2017-05-15 | A kind of navigation speed broadcasting method and device based on global position system |
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| CN105810000A (en) * | 2016-03-22 | 2016-07-27 | 努比亚技术有限公司 | Vehicle-driving early-warning device and method |
| CN106157637A (en) * | 2015-04-24 | 2016-11-23 | 石立公 | A kind of speed limit detecting system and speed limit detection method thereof |
| CN106448223A (en) * | 2016-11-10 | 2017-02-22 | 吕宏 | Haze-auto-adaptive expressway traveling speed early-warning device and method |
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2017
- 2017-05-15 CN CN201710338900.0A patent/CN107132565A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101776462A (en) * | 2009-01-08 | 2010-07-14 | 高德信息技术有限公司 | Method and system thereof for broadcasting prompt information in process of navigation |
| CN103377490A (en) * | 2012-04-20 | 2013-10-30 | 北京天中磊智能科技有限公司 | Whole-course speed measuring module, charging card and charging system |
| CN106157637A (en) * | 2015-04-24 | 2016-11-23 | 石立公 | A kind of speed limit detecting system and speed limit detection method thereof |
| CN105810000A (en) * | 2016-03-22 | 2016-07-27 | 努比亚技术有限公司 | Vehicle-driving early-warning device and method |
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