CN104969031B - Traffic information providing system - Google Patents
Traffic information providing system Download PDFInfo
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- CN104969031B CN104969031B CN201380072116.XA CN201380072116A CN104969031B CN 104969031 B CN104969031 B CN 104969031B CN 201380072116 A CN201380072116 A CN 201380072116A CN 104969031 B CN104969031 B CN 104969031B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/34—Route searching; Route guidance
- G01C21/3453—Special cost functions, i.e. other than distance or default speed limit of road segments
- G01C21/3492—Special cost functions, i.e. other than distance or default speed limit of road segments employing speed data or traffic data, e.g. real-time or historical
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- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Automation & Control Theory (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Traffic Control Systems (AREA)
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Abstract
This information providing system (1) is provided with a storage unit (13) which stores difference data, a first acquisition unit (S10, S11), a difference calculation unit (S20, S22, S21, S23), a correction unit (S12, S33) and a presenting unit (S32, S35). The difference data includes difference data groups each corresponding to a road segments including multiple difference data records. Each difference data record indicates difference information about the difference between a predicted travel time needed to travel a road segment and a measured travel time, which is how long it has taken a vehicle to actually travel the road segment. The first acquisition unit acquires the predicted travel time needed for a vehicle to travel the target road segment at the current time. The difference calculation unit calculates a difference statistic by performing prescribed statistical processing on the difference data records corresponding to the target road segment. The correction unit calculates a difference-adjusted needed time by adjusting, on the basis of the difference statistic, the predicted travel time acquired by the first acquisition unit.
Description
Cross-Reference to Related Applications
The application is based on 2 months 2013 Japanese publication 2013-019552 filed in 4 days, it is quoted herein and records interior
Hold.
Technical field
The application is related to the traffic information providing system of the transport information for providing related to the mobile required time of road.
Background technology
As the technology of prediction traffic, it is known that the first technology described in patent document 1.In the first technology,
Definition represents that driver is trusted the information reliability of the degree of provided transport information with which kind of degree and represented according to letter
The action rate of change that the action of breath reliability and driver is changed with which kind of degree.Also, disclose by using driver's
Action rate of change based on information reliability, so that the method for correcting the prediction of traffic.
It is such using above-mentioned first technology envisioning in order to provide the transport information related to the mobile required time of road
Information reliability and action rate of change to correct the mobile required time for being predicted in the case of, there is following asking
Topic.Whether driver trusts whether provided information or driver make action sentence as changing based on provided information
The psychological condition of disconnected driver when being driven significantly influences.Therefore, according to psychological condition when driving, in transport information
The judgement of the information reliability that is used in correction and action rate of change not necessarily with driver is consistent, and having that prediction becomes can not
The possibility leaned on.
Prior art literature
Patent document
Patent document 1:(Japan) JP 2007-164262 publications
The content of the invention
The application is to complete in view of the foregoing, its object is to provide following traffic information providing system, the friendship
Logical information providing system provides the shifting with road by way of considering the driving performance of the current experience based on driver
Related transport information the time required to dynamic.
The traffic information providing system of one mode of the application possesses storage part, the first obtaining section, Difference Calculation portion, school
Positive portion and prompting part.The storage part pair differential data related to the driving performance of driver is put aside.Differential data is included
Multiple differential data groups corresponding with multiple road intervals difference.Each differential data group is comprising corresponding from different moment difference
Multiple differential data records.Each differential data record represents the information related to difference, and the difference is in correspondence in past, vehicle
Road interval on move needed for prediction traveling time actually moved in corresponding road interval with vehicle
Difference between the actual measurement traveling time for being spent.Prediction traveling time is based on being taken from the transport information that external device (ED) is provided
.First obtaining section based on the transport information provided from external device (ED), is obtained as one of multiple road intervals present
The interval upper vehicle of object road moves required prediction traveling time.Difference Calculation portion in storage part put aside and
The statistical disposition that the multiple differential datas record included in the interval corresponding differential data group of object road is specified, so as to count
Calculate the interval difference statisticses amount of object road.Correction unit is based on the difference statisticses amount calculated by Difference Calculation portion, to by first
The prediction traveling time that obtaining section is obtained is corrected, the time required to calculating attached difference.Prompting part will calculate with by correction unit
Attached difference the time required to related prompting driver is pointed out with information.
According to said system, can be provided by way of considering the driving performance of the current experience based on driver
The transport information related to the mobile required time of road.
Brief description of the drawings
Referring to the drawings and by following detailed descriptions, above-mentioned purpose and other purposes, feature on the application,
Advantage becomes more apparent.In the accompanying drawing,
Fig. 1 is a block diagram for the structure of the traffic information providing system of implementation method for representing the application,
Fig. 2 is the explanatory diagram of the construction for representing differential data,
Fig. 3 is the flow of the process of the treatment of the traffic information providing system execution of the first embodiment for representing the application
Figure,
Fig. 4 is the flow of the process of the treatment of the traffic information providing system execution of the second embodiment for representing the application
Figure.
Specific embodiment
Hereinafter, based on brief description of the drawings presently filed embodiment.In addition, the application is not limited to embodiment disclosed below,
Can be implemented by various modes.
(first embodiment)
As shown in figure 1, traffic information providing system 1 possesses the center for distributing transport information in the vehicle to wide area
(center) the transport information dispensing device (TRFC INFO DISTRIBUTE) 10 set up in and in driver-operated car
The information provider unit (INFO PROVIDE) 20 used in.In addition, in Fig. 1, in order that explanation becomes succinct, only illustrating
One information provider unit 20, but multiple information provider units 20 can also use in each vehicle.
Transport information dispensing device 10 is made up of the information processor with server capability.Transport information dispensing device
10 possess communication unit (COMM) 11, information storage unit (STORAGE) 12, differential data storehouse (DIFF DB) 13, difference component calculating part
(DIFF CALC) 14 and control unit (CONTROL) 15.
Communication unit 11 be for via communication networks such as wireless communication networks or internets, with information provider unit 20, hand over
It is logical to be carried out between information centre (TRFC INFO CENTER) 30, the various external device (ED)s of communicator (COMM DEVICE) 40 etc.
The communicator of communication.Communication unit 11 is received and dispatched for by the mobile required time with road between information provider unit 20
Related information is supplied to the various information of driver.
Additionally, communication unit 11 pairs is for example from VICS (vehicle-mounted information communication system, Vehicle Information
Communication System, registration mark) traffic information center 30 or various communicators 40 distribution road traffic
The newest transport information such as information, the detection information that the transmission of (probe) vehicle is detected from taxi etc. are received.As via
For example there is mobile required time, blocking, traffic obstacle, traffic limitation, day from the transport information of external reception in communication unit 11
Gas, wind direction, pavement behavior, the data useful to route searching blocked in information of forecasting etc..
What information storage unit 12 pairs was received via communication unit 11 from outside traffic information center 30 or communicator 40
Transport information is put aside.Additionally, information storage unit 12 calculates certain roadway area obtained based on put aside transport information
Between mobile required time with the road interval actual measurement that vehicle is actually passed through and measured traveling time it
Between difference.The mobile required time of certain road interval refers to be obtained based on the transport information put aside from the roadway area
Between starting point to the end untill move required prediction traveling time, the traveling time of actual measurement refers to vehicle actually from this
The spent time is moved untill the starting point to the end of road interval.Also, as the measurement with the traveling time of actual measurement
The related differential data of the driving performance of the driver of the involved vehicle driving (drive) corresponding to the road interval and
Savings is in differential data storehouse 13.
Differential data storehouse 13 is the storage device that corresponding differential data group is put aside by the driver of vehicle.Reference picture 2
Illustrate the detailed content of the differential data of savings in differential data storehouse 13.As shown in Fig. 2 differential data is by related to difference
Information structure, the difference be the identification information (driver ID) intrinsic with driver establish it is corresponding, by each road interval
Mobile required time difference.In differential data storehouse 13, the differential data related to multiple drivers presses each driver
And it is classified savings.Specifically, differential data includes multiple differential data groups corresponding with multiple road intervals difference, each difference
Divided data group includes multiple differential datas records corresponding from different moment difference.Each differential data record is represented and difference phase
The information of pass, the difference be based on being obtained from the outside transport information for providing in the past, vehicle is in certain road interval
Move required prediction traveling time and spent reality is actually moved in the road interval in past vehicle
The difference surveyed between traveling time.
In the information by each road interval, with the identification information (road ID) and category of roads for representing road interval
The information of (highway, Ordinary Rd etc.) is accordingly accumulated by each information structure of Differential time, timestamp and congestion degree
Into differential data record.
Differential time is the information for representing the time difference, and the time difference is the driver-operated vehicle in the road interval
The traveling time of the actual measurement measured when having carried out current is obtained with the moment based on the transport information from outside offer
Time difference between the time required to mobile.Timestamp is the information of the date-time for representing the traveling time for measuring the actual measurement.
Congestion degree be represent the congestion in the road interval shown by the moment from the outside transport information for providing degree (for example,
Blocking, congestion, unobstructed etc.) information.When the traveling time of actual measurement is notified from information provider unit 20 every time, differential data
Record is put aside in difference as the differential data related to the driver of the vehicle involved by the measurement of the traveling time of the actual measurement
In database 13.
Return to the explanation of the block diagram of Fig. 1.It is that difference component calculating part 14 pairs is put aside in differential data storehouse 13 and object to drive
The differential data group of the road interval of the related object of the person of sailing statistically is processed, and is calculated and is represented driving in the road interval
The difference statisticses amount of the driving performance of the person of sailing.The difference statisticses amount is to represent to be predicted as having been passed through certain road interval in driver
When with the mobile required time based on outside transport information produce how the index of the time difference of degree, it is whole with the road interval
The physical quantity such as the time difference of body or the time difference of per unit distance or speed difference is represented.
Control unit 15 has the function of the various information processings for performing related to the distribution of transport information.Control unit 15 via
Communication unit 11 from information provider unit 20 receive vehicle current position and destination, the predefined paths untill destination,
The data such as the identification information of driver.Control unit 15 is based on what is received from traffic information center 30 or various communicators 40 etc.
Transport information, the road interval on peripheral path or predefined paths based on the data received from information provider unit 20 is made
It is the road interval of object, obtains the mobile required time of the road interval of the object.Also, by needed for acquired movement
Time addition of attached difference movement obtained from the difference statisticses amount calculated as difference component calculating part 14 is corrected and be taken
Between send to the information provider unit 20 of transmission source.
The pocket that information provider unit 20 is for example held by the navigation system carried in vehicle or the driver of vehicle
Information communication terminal etc. realize.Information provider unit 20 possess communication unit (COMM) 21, map data base (MAP DB) 22,
Required time calculating part (TIME CALC) 23, this truck position determining section (POSI SPECIFY) 24, display part (DISPLAY) 25,
Operating portion (OPERATE) 26, audio output unit (AUDIO) 27 and control unit (CONTROL) 28.
Communication unit 21 via communication networks such as wireless communication networks or internets, between transport information dispensing device 10,
The transmitting-receiving various information related to the mobile required time of the road interval on current position and destination periphery or predefined paths.
As communication unit 21, for example, can use portable telephone, DSRC (DSRC, Dedicated Short Range
Communications), the various communication modes such as WLAN.
Map data base 22 is the information in Large Copacities such as CD, hard disk drive, non-volatile semiconductor memories
The database related to the map datum of navigation stored in storage medium.As the map datum, can enumerate for map
Road data needed for the treatment such as the map depiction data of display, map match, route searching or Way guidance, intersect points
According to, geographical name data for showing place name etc. etc..Alternatively, it is also possible to possess map data base 22 instead of information provider unit 20,
And it is configured to the ground as needed for information provider unit 20 obtains Route guiding via communication unit 21 from transport information dispensing device 10
Diagram data.
Required time calculating part 23 is based on the current position determined by this truck position determining section 24, and measurement passes through in this vehicle
Mobile required time during certain road interval.The mobile required time measured by required time calculating part 23 is via communication unit
21 are sent to transport information dispensing device 10.
This truck position determining section 24 determines this car using the various sensors such as GPS, velocity sensor, gyroscope
Current position.Additionally, by using the map match of the map datum included in map data base 22, determining this vehicle place
In the where on road.
Display part 25 is to show the display device of various image informations, example based on the signal of video signal being input into from control unit 28
Such as, it is made up of display of setting etc. near the driver's seat of vehicle.In the display part 25, for example, show current position periphery
Map image, represent the mark of current position, the predefined paths from current position to destination, based on the time required to attached difference
What is calculated reaches the image informations such as predetermined instant, the congestion of road to destination.
Operating portion 26 is the input for instruction related to the operation received from user etc. to be supplied to control unit 28
Device, by structures such as the mechanical switch arranged on the periphery of display part 25, the touch panels formed on the display surface of display part 25
Into.Audio output unit 27 is the output device for exporting the acoustic information based on voice signal from control unit 28.Thereby, it is possible to
The both sides exported by the display of display part 25 and the sound of audio output unit 27 carry out the prompting of various information to user.
Control unit 28 has the function of carrying out navigation-related various information processings.As control unit 28 perform on
The treatment of navigation, enumerably figure display processing or Route guiding are processed.In map denotation treatment, based on from map data base
The map datum on the 22 current position peripheries read in and generate map image, and be displayed in display part 25.Additionally, control unit 28 will
The ground that the mark coincidence of the current position of this vehicle that expression is detected in this truck position determining section 24 shows in display part 25
Shown on figure image, the mark of current position is moved or is rolled map image with moving for this vehicle.
In Route guiding treatment, if user is operated to operating portion 26 and set destination, control unit 28 incite somebody to action this
The current position of vehicle is searched for from departure place to destination as departure place using the road data read in from map data base 22
Untill optimal path.Also, the path that will be obtained by route searching is overlapped on ground the predefined paths as predefined paths
It is displayed on figure image in display part 25.Also, control unit 28 is with the movement of this vehicle, branch point on path etc. is specific
Pilot point nearby, display direct of travel etc. guidance information or exported by sound, guide so that this vehicle can
Travelled along the predefined paths untill destination.
Additionally, control unit 28 is by the current position and destination of vehicle, the predefined paths untill destination, driver
The data such as identification information sent to transport information dispensing device 10 via communication unit 21.Also, control unit 28 pairs is believed in traffic
The information related to the time required to the attached difference corresponding to the road interval on predefined paths calculated in breath dispensing device 10
Received.Control unit 28 will be calculated to mesh the time required to received attached difference, the time required to the attached difference of reflection
Ground arrival anticipation the moment, road congestion level overlap be displayed on map image in display part 25.Thus, driver
Understand that the required time of the driving performance for reflecting itself, reach the anticipation moment.
The flow chart of reference picture 3 illustrates the transport information distribution dress in traffic information providing system 1 configured as described
Put 10 and a series for the treatment of that performs in the present embodiment of information provider unit 20.Transport information dispensing device 10 and information
Information provides treatment and the treatment of differential data savings the time required to the treatment that offer device 20 is performed is classified as.
Here, the reason multiple portion of place (or being step) of the flow chart or flow chart described in the application is constituted, each portion
For example show as S10.And then, each portion can be divided into multiple sub-portions, on the other hand, additionally it is possible to merge multiple portion and be allowed into
It is a portion.And then, each portion for so constituting can be referred to as equipment, module, method (means).
First, information offer treatment the time required to illustrating.In transport information dispensing device 10, control unit 15 is based in letter
The newest transport information provided from external device (ED) put aside in breath storage unit 12, needed for the movement of the road interval for obtaining object
Time (S10).The road interval of object said here from information provider unit 20 via communication unit 11 based on receiving
Road on data, vehicle current position and the road interval on destination periphery or the predefined paths untill destination
It is interval.
Additionally, among the differential data group put aside from differential data storehouse 13 of difference component calculating part 14, extract be based on from
The difference number of road interval data, corresponding to the object related to the driver of object that information provider unit 20 is received
According to group, the multiple differential datas record to being included in the differential data group that is extracted statistically is processed (S20).Here,
For example calculate average value, intermediate value or mode of Differential time in multiple differential datas records etc..Also, according to statistics
Treatment result, calculate the difference statisticses amount (S22) in the road interval of the object related to the driver of object.Difference is united
Measure the physical quantitys such as time difference or speed difference with the road interval of object overall time difference or per unit distance and carry out table
Show.
In addition, the calculating of the difference statisticses amount as the statistical treatment recorded based on differential data in S20, S22
Method, it is also possible to the improvement shown in application following (1)~(4).
(1) because the current resume of driver are few or in the road interval of first traveling, in the system of differential data record
The lazy weight of the data used in the treatment of meter property, so in the presence of the possibility of the driving performance that can not exactly grasp driver
Property.Therefore, in the case of the lazy weight specified quantity of differential data corresponding with the road interval of object record, it is also possible to
Among the differential data group related to the driver, the category of roads identical road being assigned with the road interval of object is used
The differential data group of other road intervals of road classification come carry out statistics treatment.For example, being based on being accumulated by each category of roads
Differential time is transformed to the difference statisticses amount after speed difference for the differential data group of storage, calculating.Also, by the road to object
Interval mobile required time adds the time difference converted according to difference speed such that it is able to calculate the road reflected with object
The time required to the attached difference of the driving performance of the driver in the interval similar environment in road, the difference speed is based on identical road
The difference speed of the current resume in other road intervals of road classification.
(2) treatment of statistics can also be carried out by the congestion degree having in being recorded in differential data.Specifically, exist
In the case of the not enough specified quantity of differential data record corresponding with the road interval of object, from the difference related to the driver
Among data group, extract corresponding to the current congestion degree with the road interval of the object according to grasps such as outside transport information
The differential data group of identical congestion degree, for the calculating of difference statisticses amount.For example, based on the differential data put aside by congestion degree
Differential time is transformed to difference statisticses amount obtained from speed difference by group, calculating.Also, by the shifting of the road interval to object
Plus the time difference converted according to difference speed the time required to dynamic such that it is able to which calculating reflects similar with current congestion degree
Environment in driver driving performance attached difference the time required to, the difference speed is the road based on identical congestion degree
The difference speed of the current resume on interval.Difference statisticses are calculated alternatively, it is also possible to combine the method for above-mentioned (1) and (2)
Amount.
(3) can also be distinguished independently with road, the whole differential data groups put aside using the driver on object are come
Calculate difference statisticses amount.
(4) can also be by using the difference number related to other drivers that driver's driving performance of object is similar
Difference statisticses amount is calculated according to record, so as to as the replacement of the difference statisticses amount related to the driver of object.For example, with
In the case of the not enough specified quantity of differential data record of the road interval of the related object of the driver of object, using with object
Driver's differential data record the related object of similar other drivers of characteristic road interval differential data note
Record to calculate difference statisticses amount.Method as other similar drivers of driving performance are determined, is illustrated really as one
Surely by the driver that the collect statistics amount of the differential data record of each driver is approximate with the driver of object.
Control unit 15 is based on the current mobile required time of the road interval of the object obtained in S10 and in S22
The difference statisticses amount calculated in difference component calculating part 14, the time required to calculating the attached difference related to the road interval of object
(S12).For example in the case where difference statisticses amount is calculated as the road interval of the object overall time difference, for being based on
The current mobile required time of outside transport information adds and subtracts the time difference, so that the time required to calculating attached difference.Or,
In the case that difference statisticses amount is calculated as time difference or the speed difference of per unit distance, they are scaled and object
The distance corresponding time difference of road interval, and added for the current mobile required time based on outside transport information
Subtract, so that the time required to calculating attached difference.Control unit 15 is by needed for the attached difference the time required to comprising the attached difference for being calculated
Temporal information sends to the information provider unit 20 (S14) of the driver for belonging to object via communication unit 11.
In contrast, the control unit 28 of information provider unit 20 is received from transport information dispensing device 10 via communication unit 21
Information (S30) the time required to the attached difference for sending.Also, control unit 28 is based on received attached difference required time information,
It is directed to as the information alert (S32) of the driver of object.For example, control unit 28 is used and peripheral path or predefined paths
On the related attached difference of road interval the time required to, calculate to the arrival predicted time of destination, and be displayed in display part 25
In navigation screen on.In addition it is also possible to the mobile required time that speculates of common translational speed during by according to non-congestion with
Difference the time required to attached difference and the congestion level that calculates is displayed in display part 25 after being overlapped with the road on map image.
Then, illustrate that differential data savings is processed.Control unit 28 is extracted in institute in the road interval of current regulation every time
The measured value (S40) of the traveling time of the road interval calculated in calculating part 23 that takes time.Also, by with extracted
The related information such as identification of the traveling time of actual measurement, the road interval, date-time and driver is sent out via communication unit 21
Deliver to transport information dispensing device 10 (S42).
In transport information dispensing device 10, if receiving related to the traveling time of actual measurement etc. from information provider unit 20
Information, then the transport information that from external device (ED) provides of the control unit 15 based on the savings in information storage unit 12, obtains the road
The congestion degree (S16) of mobile required time and road during actual measurement in interval.Information storage unit 12 is calculated based on traffic letter
Breath and the difference (S50) of mobile required time and the traveling time of received actual measurement that obtains.Also, based on being calculated
Difference and generate differential data record, it is associated with corresponding driver ID and road ID and put aside in differential data storehouse 13
In (S52).In differential data record, comprising the information such as Differential time, timestamp, congestion degree (reference picture 2).
(second embodiment)
The flow chart of reference picture 4 illustrates the traffic letter in the traffic information providing system 1 of the second embodiment of the application
The a series for the treatment of that breath dispensing device 10 and information provider unit 20 are performed.In the present embodiment, transport information provides system
The structure of transport information dispensing device 10 and information provider unit 20 in system 1 provides system with the transport information of first embodiment
Transport information dispensing device 10 and information provider unit 20 in system 1 is identical.System is provided in the transport information of second embodiment
In system 1, the calculating treatment the time required to attached difference is not by transport information dispensing device 10 but is held by information provider unit 20
OK, this point is different from the traffic information providing system 1 of first embodiment.
In required time information offer treatment, the control unit 15 of transport information dispensing device 10 is based in information storage unit
The newest transport information provided from external device (ED) put aside in 12, the current mobile of road interval for obtaining object is taken
Between (S11).The road interval of object said here is based on the number received from information provider unit 20 via communication unit 11
According to, roadway area on the current position of vehicle and the road interval on destination periphery, the predefined paths untill destination
Between.Control unit 15 sends to belonging to object the required time information comprising acquired mobile required time via communication unit 11
Driver information provider unit 20 (S13).
Additionally, difference component calculating part 14 is based on the differential data group put aside in differential data storehouse 13, calculate and object
The difference statisticses amount (S21, S23) of the road interval of the related object of driver.The process content and the first above-mentioned embodiment party
The process content of S20, S22 in formula (reference picture 3) is identical.Also, the information comprising the difference statisticses amount for being calculated via
Communication unit 11 is sent to the information provider unit 20 (S25) of the driver for belonging to object.
On the other hand, the control unit 28 of information provider unit 20 is received from transport information dispensing device 10 via communication unit 21
The required time information and difference statisticses amount (S31) of transmission.Control unit 28 be based on received mobile required time and
Difference statisticses amount, the time required to calculating the attached difference related to the road interval of object (S33).For example in difference statisticses amount conduct
The road interval of the object overall time difference and in the case of calculating, for the mobile required time based on outside transport information
The time difference is added and subtracted, so that the time required to calculating attached difference.Or, difference statisticses amount as the time difference of per unit distance or
Speed difference and in the case of calculating, they are scaled the time difference corresponding with the distance of the road interval of object, and for base
Added and subtracted in the mobile required time of outside transport information, so that the time required to calculating attached difference.
Also, control unit 28 be based on the attached difference that is calculated the time required to information, carry out driver's for object
Information alert (S35).The content of the information alert is identical with the S32 in above-mentioned first embodiment (reference picture 3).In addition,
Process on differential data savings treatment, due to identical with the process of above-mentioned first embodiment (reference picture 3), so saving
Slightly illustrate.
Traffic information providing system 1 according to above-mentioned implementation method, realizes following effect.
It is additional to the current warp based on driver by the mobile required time to being provided as current transport information
The multiple differential datas tested and put aside record difference statisticses amount obtained from statistically being processed such that it is able to which prediction is reflected
Information the time required to the attached difference of the driving performance of driver.Like this, by the actual current warp by driver is based on
The driving performance tested be applied to it is mobile the time required to prediction such that it is able to do not rely on driver psychological condition can
By property prediction high.
Information provider unit 20 obtains the traveling time of actual measurement and notifies to transport information dispensing device 10, so that traffic is believed
Breath dispensing device 10 can be generated comprising the difference correlation with the mobile required time based on transport information and the traveling time of actual measurement
Multiple differential datas record differential data, and put aside in differential data storehouse 13.
(variation)
In the above-described embodiment, illustrate transport information dispensing device 10 and information provider unit 20 be performed in unison with it is attached
The example of a series for the treatment of of the offer correlation the time required to difference.Not limited to this, by having above-mentioned implementation method in the lump
In transport information dispensing device 10 and information provider unit 20 perform various processing functions single information handling devices
Deng, it is also possible to implement the application.
In this application, differential data storehouse 13 plays a role as storage part.By transport information dispensing device 10
The treatment that control unit 15 is performed in S10 and S11 plays a role as the first obtaining section.By transport information dispensing device 10
The treatment that is performed in S20, S22, S21, S23 of difference component calculating part 14 played a role as Difference Calculation portion.By handing over
Treatment that the control unit 15 of logical information distribution device 10 is performed in S12 and existed by the control unit 28 of information provider unit 20
The treatment performed in S33 plays a role as correction unit.Held in S32, S35 by the control unit 28 of information provider unit 20
Capable treatment plays a role as prompting part.By the required time calculating part 23 of information provider unit 20 in S40, S41
The treatment of execution plays a role as the second obtaining section.
It is disclosed above comprising following mode.
One traffic information providing system of mode 1 of the application possesses storage part 13, the first obtaining section S10, S11, difference
Divide calculating part S20, S22, S21, S23, correction unit S12, S33 and prompting part S32, S35.Storage part is put aside with driver's
The related differential data of driving performance.Differential data includes multiple differential data groups corresponding with multiple road intervals difference.Respectively
Differential data group includes multiple differential datas records corresponding from different moment difference.Each differential data record is represented and difference
Related information, the difference be prediction traveling time needed for past, vehicle are moved in corresponding road interval with
Vehicle actually moves the difference between spent actual measurement traveling time in corresponding road interval.When prediction is mobile
Between based on from external device (ED) provide transport information and obtain.First obtaining section present, based on the friendship provided from external device (ED)
Communicate breath, when obtaining the prediction movement needed for vehicle is moved on the object road interval as one of multiple road intervals
Between.Difference Calculation portion is poor with the multiple included in the interval corresponding differential data group of object road to what is put aside in storage part
The statistical disposition that divided data record is specified, so as to calculate the interval difference statisticses amount of object road.Correction unit is based on by poor
The difference statisticses amount for dividing calculating part to calculate is corrected to the prediction traveling time obtained by the first obtaining section, calculates attached difference
Required time.Prompting part carries out the prompting related to the time required to the attached difference calculated by correction unit with information to driver
Prompting.
According to above-mentioned traffic information providing system 1, can put aside and represent using the current experience based on driver and drive
The differential data of the driving performance of the person of sailing, carries out the correction of the transport information related to the mobile required time from outside offer.
For example, being set to, when driver passes through certain road interval, be provided the friendship related to the prediction traveling time of the road interval
Communication breath.Now, passed through to the prediction traveling time of the road interval that is provided as transport information and actually
When the difference of actual measurement traveling time that measures put aside.Also, driver is led to when identical road interval is passed through again
Cross the additional difference that will be put aside according to past current experience of prediction traveling time to being provided as current transport information
The statistic that divided data is statistically processed such that it is able to the prediction traveling time of the driving performance of driver will be reflected
Information alert to driver.Like this, it is applied to shifting by by the driving performance of the actual current experience based on driver
Prediction the time required to dynamic such that it is able to the reliability of the psychological condition for carrying out not relying on driver prediction high.
Traffic information providing system 1 can also be also equipped with the second obtaining section S40, S41 and record portion S50, S52, S51,
S53.Second obtaining section vehicle actually passed through multiple road intervals each road interval in the case of, acquirement measured
Actual measurement traveling time.Record portion generates the differential data related to difference and records, and record is to storage part 13, the difference be by
What the second obtaining section was obtained moves spent actual measurement traveling time and base in each road interval of multiple road intervals
When the prediction corresponding with each road interval of multiple road intervals obtained in the transport information provided from external device (ED) is mobile
Between between difference.
In above-mentioned traffic information providing system 1, the first obtaining section can also will be pre- untill the destination of vehicle
Determine on path interval interval as object road and obtain prediction traveling time.Difference Calculation portion can also pair with it is predetermined
The statistical disposition that multiple differential datas record of the interval corresponding differential data group of object road on path is specified, so that
Calculate the interval difference statisticses amount of object road.
In above-mentioned traffic information providing system 1, each differential data group can also be with the road of the corresponding road interval of expression
The information of road classification is set up and is accordingly put aside in storage part 13.Difference Calculation portion is in difference number corresponding with object road interval
According in the case of the lazy weight specified quantity that multiple differential datas for being included in group are recorded, it is also possible to using correspond to have with
The multiple included in the differential data group of other road intervals of the interval category of roads identical category of roads of object road is poor
Divided data records to calculate difference statisticses amount.
In above-mentioned traffic information providing system 1, each differential data record can also with based on being provided from external device (ED)
Transport information and when obtaining the prediction traveling time of corresponding road interval, the information of congestion level that is representing road interval builds
It is vertical accordingly to put aside in storage part 13.Difference Calculation portion is more with what is included in the interval corresponding differential data group of object road
In the case of the lazy weight specified quantity of individual differential data record, it is also possible to using corresponding to being carried with by from external device (ED)
Other road intervals of the current congestion level identical congestion level in the object road interval shown in the transport information of confession
The multiple differential datas included in other differential data groups record to calculate difference statisticses amount.
In above-mentioned traffic information providing system 1, Difference Calculation portion can also use being put aside in storage part 13 and drive
The related whole differential datas of the person of sailing record to calculate difference statisticses amount.
In above-mentioned traffic information providing system 1, storage part 13 can also also put aside other drivers with an at least people
The related differential data of driving performance.Now, Difference Calculation portion is in object road interval, and the multiple related to driver is poor
In the case of the lazy weight specified quantity of divided data record, it is determined that the characteristic class with and to the related differential data of driver
As differential data other drivers, use that other drivers' for being determined is poor with the interval corresponding multiple of object road
Divided data records to calculate difference statisticses amount.
Above-mentioned traffic information providing system 1 possesses the dispensing device 10 and the setting in vehicle set in center
Information provider unit 20.Dispensing device 10 and information provider unit 20 are mutually communicated.Dispensing device 10 possesses storage
Portion 13, the first obtaining section, Difference Calculation portion and correction unit.Information provider unit 20 possesses prompting part.Case as an alternative, it is also possible to
It is that dispensing device 10 possesses storage part 13, the first obtaining section and Difference Calculation portion, information provider unit 20 possesses correction unit and carries
Show portion.
The application is described in accordance with embodiment, but it is understood that for the application is not limited to the embodiment or construction.This Shen
Please also comprising the deformation in various modifications example or equivalency range.Additionally, it is various combination or mode so in them include only one
The category or thought range of individual key element, other combinations more than this or below this or mode also into the application.
Claims (9)
1. a kind of traffic information providing system, possesses:
Storage part (13), puts aside the differential data of the driving performance on driver, and the differential data is included and multiple roads
The corresponding multiple differential data groups of interval difference, each differential data group is included distinguishes corresponding multiple difference numbers from the different moment
According to record, each differential data record is represented on the prediction movement needed for past, vehicle are mobile in corresponding road interval
The spent difference surveyed between traveling time of the time movement in the corresponding road interval actual with the vehicle
Information, the transport information that the prediction traveling time is based on being provided from external device (ED) is obtained;
First obtaining section (S10, S11), present, based on the transport information provided from the external device (ED), obtains the vehicle
The mobile required prediction traveling time on the object road interval as one of the multiple road interval;
Difference Calculation portion (14, S20, S22, S21, S23), for the savings in the storage part (13) and described object road
The statistical disposition that the multiple differential data record included in the interval corresponding differential data group in road is specified, so that
Calculate the interval difference statisticses amount of the object road;
Correction unit (S12,28, S33), based on the difference calculated by the Difference Calculation portion (14, S20, S22, S21, S23)
Divide statistic, the prediction traveling time to being obtained by first obtaining section (S10, S11) is corrected, calculate attached difference
Required time;And
Prompting part (28, S32, S35), to driver prompting on the institute that is calculated by the correction unit (S12,28, S33)
State the prompting information the time required to attached difference.
2. traffic information providing system as claimed in claim 1, is also equipped with:
Second obtaining section (23, S40, S41), passes through in each road interval of the multiple road interval the vehicle is actual
In the case of, the actual measurement traveling time that acquirement is measured;And
Record portion (12, S50, S52, S51, S53), generation by second obtaining section (23, S40, S41) on being obtained in institute
State movement is spent in each road interval of multiple road intervals the actual measurement traveling time and be based on from the external device (ED)
The transport information that there is provided and during corresponding with each road interval of the multiple road interval described prediction that obtains mobile
Between between difference differential data record, and record to the storage part (13).
3. traffic information providing system as claimed in claim 1,
First obtaining section (S10, S11) makees an interval on the predefined paths untill the destination of the vehicle
The prediction traveling time is obtained for the object road interval,
The Difference Calculation portion (14, S20, S22, S21, S23) be directed to and the predefined paths on the object road it is interval
The statistical disposition that multiple differential datas record of the corresponding differential data group is specified, so as to calculate the object road
The interval difference statisticses amount.
4. the traffic information providing system as described in any one of claim 1 to claim 3,
Each differential data group to be established accordingly put aside and deposited described with the information of the category of roads of the corresponding road interval of expression
In storage portion (13),
The Difference Calculation portion (14, S20, S22, S21, S23) with the interval corresponding differential data of the object road
Included in group the multiple differential data record lazy weight specified quantity in the case of, using with other road intervals pair
The multiple differential datas included in the differential data group answered record to calculate the difference statisticses amount, and other road intervals have
The interval category of roads identical category of roads with the object road.
5. the traffic information providing system as described in any one of claim 1 to claim 3,
Each differential data record achieves corresponding road with expression based on the transport information provided from the external device (ED)
The information of the congestion level of the road interval during prediction traveling time in road interval to be established accordingly put aside deposits described
In storage portion (13),
The Difference Calculation portion (14, S20, S22, S21, S23) with the interval corresponding differential data of the object road
Included in group the multiple differential data record lazy weight specified quantity in the case of, using with other road intervals pair
The multiple differential datas included in other differential data groups answered record to calculate the difference statisticses amount, other road intervals
With the current congestion journey with the object road interval shown by the transport information provided from the external device (ED)
Degree identical congestion level.
6. the traffic information providing system as described in any one of claim 1 to claim 3,
The Difference Calculation portion (14, S20, S22, S21, S23) using the savings in the storage part (13), drive on described
The whole differential data of the person of sailing records to calculate the difference statisticses amount.
7. the traffic information providing system as described in any one of claim 1 to claim 3,
Storage part (13) also puts aside the differential data at least driving performance of other drivers of a people,
The Difference Calculation portion (14, S20, S22, S21, S23) institute on the driver in object road interval
In the case of stating the lazy weight specified quantity of multiple differential datas record, it is determined that with the difference on the driver
Other drivers of the similar differential data of the characteristic of divided data, use identified other drivers and the object road
Interval corresponding multiple differential datas record to calculate the difference statisticses amount.
8. traffic information providing system as claimed in claim 1,
The traffic information providing system possesses the dispensing device (10) at the center of being arranged at and is arranged at the information offer of vehicle
Device (20),
The dispensing device (10) mutually communicates with described information offer device (20),
The dispensing device (10) possesses the storage part (13), first obtaining section, the Difference Calculation portion and described
Correction unit,
Described information offer device (20) possesses the prompting part.
9. traffic information providing system as claimed in claim 1,
The traffic information providing system possesses the dispensing device (10) at the center of being arranged at and is arranged at the information offer of vehicle
Device (20),
The dispensing device (10) mutually communicates with described information offer device (20),
The dispensing device (10) possesses the storage part (13), first obtaining section and the Difference Calculation portion,
Described information offer device (20) possesses the correction unit and the prompting part.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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JP2013019552A JP6020217B2 (en) | 2013-02-04 | 2013-02-04 | Traffic information provision system |
JP2013-019552 | 2013-02-04 | ||
PCT/JP2013/007382 WO2014118857A1 (en) | 2013-02-04 | 2013-12-16 | Traffic information providing system |
Publications (2)
Publication Number | Publication Date |
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CN104969031A CN104969031A (en) | 2015-10-07 |
CN104969031B true CN104969031B (en) | 2017-05-24 |
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CN201380072116.XA Expired - Fee Related CN104969031B (en) | 2013-02-04 | 2013-12-16 | Traffic information providing system |
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JP (1) | JP6020217B2 (en) |
CN (1) | CN104969031B (en) |
WO (1) | WO2014118857A1 (en) |
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CN108665723B (en) * | 2017-03-30 | 2022-01-18 | 腾讯科技(深圳)有限公司 | Information acquisition method and device |
JP7172157B2 (en) * | 2018-06-14 | 2022-11-16 | トヨタ自動車株式会社 | Information processing method and information processing device |
JP7038092B2 (en) * | 2019-10-02 | 2022-03-17 | 株式会社デンソーテン | Data collection device, data collection system, and data collection method |
JP7449891B2 (en) | 2021-03-31 | 2024-03-14 | 三菱重工機械システム株式会社 | Traffic condition monitoring device, traffic condition monitoring method and program |
CN114373310A (en) * | 2022-01-19 | 2022-04-19 | 京东方科技集团股份有限公司 | Index data processing method and device for vehicle driving road section and electronic equipment |
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- 2013-12-16 WO PCT/JP2013/007382 patent/WO2014118857A1/en active Application Filing
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JP2014149784A (en) | 2014-08-21 |
CN104969031A (en) | 2015-10-07 |
WO2014118857A1 (en) | 2014-08-07 |
JP6020217B2 (en) | 2016-11-02 |
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