KR101647188B1 - Method and apparatus for display of traffic information visually - Google Patents

Abstract

An apparatus and method for visualizing traffic data can be proposed. A method of visually displaying traffic information according to an embodiment includes: displaying a road on a map; And visually displaying traffic information for each road in the past associated with the road for a predetermined period of time with respect to the road.

Description

[0001] METHOD AND APPARATUS FOR DISPLAYING TRAFFIC INFORMATION [0002]

The following description relates to technology for visualizing traffic data, and a method and apparatus for visually displaying traffic information by displaying traffic information together on a map.

Traffic information such as congestion or traffic regulations provided from a traffic information center is displayed in a letter or simple figure or displayed on a map so as to be notified to the driver. However, the traffic information predicts whether traffic congestion after the present is solved or deteriorated as traffic information at a near past time, and can not accurately determine.

Korean Unexamined Patent Application Publication No. 2005-0084501 discloses a technology for expressing reliability of traffic information and traffic information on a map. The traffic congestion information is displayed on the road differently according to the speed of the vehicle, and the reliability of the traffic information Discloses a method of displaying the degree of transparency of the color, the thickness of the line representing the color, and the dotted line display of the line. However, the above patent uses only the change of the state amount of the traffic information and the change of the state amount of the traffic information within a predetermined period when calculating the reliability of the traffic information.

Korean Patent Publication No. 2004-0064634 relates to a display method of a navigation server and navigation, and displays a circle graph indicating a stationary bunch point, a congestion occurrence frequency, an average congestion, and a time zone of occurrence on a map. However, the patent does not show the congestion information as time-series data.

Accordingly, it is necessary to propose a technique of predicting future traffic conditions based on past and present traffic information by digitizing traffic information by time, displaying it as time series data, and visually displaying it in association with the road.

A traffic information visual display device according to an embodiment can provide a method of visualizing traffic information.

A method of visually displaying traffic information according to an exemplary embodiment includes: displaying a road on a map; And visually displaying the traffic information for each of the time periods calculated for a predetermined period with respect to the road in association with the road.

According to one aspect of the present invention, the step of visually displaying the traffic information for each time zone in association with the road is performed by using a plurality of time axes and displaying the traffic information for each time zone among the axes as a circular type chart However, the length of the time zone of the traffic information for each time slot displayed on the circular type chart of the plurality of sectors can be displayed differently using the angles and lengths of the sectors.

According to another aspect of the present invention, the step of visually displaying the traffic information for each time zone in association with the road may include displaying the traffic information for each time zone on a line by the X-axis as the traveling direction of the traffic, The color of the line may be displayed differently according to the traffic information by the time zone.

According to another aspect of the present invention, the step of visually displaying the traffic information for each time zone in association with the road includes displaying the Y-axis including a part of the 24-hour time zone, Can be changed.

According to another aspect of the present invention, the step of visually displaying the traffic information for each time zone in association with the road is performed by displaying a plurality of line segments on a time line along the road, Can be displayed differently.

According to another aspect of the present invention, the step of visually displaying the time-based traffic information in association with the road may include displaying a time map by time zone along the road, Can be displayed differently.

According to another aspect of the present invention, the step of visually displaying the traffic information for each time zone in association with the roadway may include displaying the traffic information on the road using the average speed of the vehicle passing through the road for the past predetermined period, It is determined that the congestion is spread to the time zone and the road, and when it is determined that the congestion point is reduced by using the average speed of the vehicle passing through the road for the past predetermined period , It can be determined that the congestion is lost with respect to the time zone and the road.

According to another aspect of the present invention, the time-based traffic information includes time-based traveling congestion information calculated on the basis of an average speed of a vehicle passing through the road for the past predetermined period with respect to the road and a restriction speed of the road; Information on the number of the floating population by time zone calculated over the past period with respect to the road; And information on the number of illegally parked vehicles calculated over the past period with respect to the road, and information on the number of traffic accidents counted during the past predetermined period with respect to the road.

According to another aspect, the time-based traffic information has a range of 0% to 100%, and the average speed of the vehicles passing through the road during the past predetermined period is greater than or equal to the limit speed of the road The vehicle has a value of 0%, and has a value of 100% when the average speed of the vehicles passing through the road during the past predetermined period is 0, and the time zone of the vehicle passing through the road during the past predetermined period A case where the average speed is greater than 0 and smaller than the limit speed can be calculated by Equation (1).

는 상기 도로의 상기 제한 속도이고,

는 과거 일정 기간 동안 상기 도로를 통과하는 차량의 시간대 별 평균 속도를 포함할 수 있다.here,

Is the limiting speed of the road,

May include an average speed of a vehicle passing through the road for a certain period of time in the past.

According to another aspect, in the traffic information visual display method, the traffic information for each time slot may be calculated using the traffic information of the same day as the current day during the past certain period.

According to another aspect, a traffic information visual display method includes: receiving a selection for one of a plurality of branch roads connected to the road; And displaying the traffic information by time zone calculated for the past predetermined period on the selected branch road by connecting to the traffic information for each time zone visually displayed in association with the road.

According to another aspect, a traffic information visual display method comprises: binding point-by-point traffic information associated with at least one location on the map to one of at least one road displayed on the map; And calculating the traffic information by time zone calculated for the past predetermined period with respect to the road by combining the per-spot traffic information bound to the road.

A method of visually displaying traffic information according to an embodiment includes displaying a plurality of administrative areas on a map; Displaying a time slide in association with the map; Maintaining traffic information for each of the plurality of administrative zones according to time zones calculated during a predetermined period of time; And visually displaying, for each of the plurality of administrative areas, traffic information of a time zone selected in the timeslide in relation to the administrative zone displayed on the map.

According to one aspect of the present invention, the step of visually displaying traffic information of a time zone selected from the time slides with respect to each of the plurality of administrative zones in association with the administrative zone displayed on the map may include displaying the traffic information of the selected time zone on a bar chart Comparing the size of the bar chart with the size of the map of the administrative area associated with the bar chart so that if the size of the bar chart is larger than the size of the map of the administrative area associated with the bar chart, And display the bar chart inside the administrative area associated with the bar chart if the size of the bar chart is smaller than the size of the administrative area associated with the bar chart.

According to another aspect, the step of visually displaying the traffic information of the selected time zone on the time slide in relation to each of the plurality of administrative zones in association with the administrative zone displayed on the map includes: The size of the bar chart is maintained, and when the map is enlarged or reduced, the size of the bar chart is compared with the size of the map of the administrative area associated with the bar chart so that the size of the bar chart is smaller than the size of the bar chart If the size of the bar chart is smaller than the size of the map of the administrative area associated with the bar chart, if the size of the bar chart is smaller than the size of the map of the administrative area associated with the bar chart, It can be displayed inside the administrative area.

A method of visually displaying traffic information according to an exemplary embodiment includes: displaying a road on a map; And displaying the congestion information in relation to the road with a line, wherein the road is displayed in a different color according to the degree of congestion of the road at present, and the thickness of the line is displayed in proportion to the congestion period or the non- Step < / RTI >

According to one aspect of the present invention, the step of displaying the congestion information in line with the road includes displaying the congestion information on two lines with respect to the center of the road in accordance with the vehicle traveling direction on the road, Can be displayed.

The traffic information visual display apparatus according to an embodiment can display traffic information by time zone in association with a map and can provide traffic information for avoiding congested roads at certain times through traffic information by time zone. In addition, traffic information on each administrative area can be compared easily by displaying the traffic information on a bar chart in the administrative area.

1 is a block diagram illustrating a configuration of a traffic information visual display apparatus according to an exemplary embodiment of the present invention.
2 is a view showing traffic information according to time with respect to a crossing section of an intersection of a traffic information visual display apparatus according to an exemplary embodiment.
3 is a view showing traffic information according to time for an entry / exit route of an intersection of a traffic information visual display device according to an embodiment.
FIG. 4 is a diagram showing a change in congestion pattern of a traffic information visual display apparatus according to one embodiment as a line segment.
FIG. 5 is a view showing a change in congestion pattern of a traffic information visual display apparatus according to one embodiment in a heat map.
FIG. 6 is a diagram showing a congestion pattern change chart when a road is branched in the traffic information visual display device according to the embodiment.
FIG. 7 is a view showing traffic information according to time of an administrative area of a traffic information visual display apparatus according to an embodiment.
FIG. 8 is a diagram illustrating a bar statistics chart of a traffic information visual display device according to an embodiment of the present invention.
FIG. 9 is a graph showing the traffic congestion data of the traffic information visual display device according to one embodiment in line thickness.
10 is a flowchart illustrating a method of displaying traffic information of a traffic information visual display apparatus according to an exemplary embodiment of the present invention.
11 is a flowchart illustrating a method of displaying traffic information of a traffic information visual display apparatus according to an embodiment in association with an administrative area.
FIG. 12 is a flowchart illustrating a method of displaying traffic congestion data of a traffic information visual display apparatus according to an embodiment in line thickness.
FIG. 13 illustrates an example of a binding method of a traffic information visual display apparatus according to an embodiment.

Hereinafter, embodiments will be described in detail with reference to the accompanying drawings.

1 is a block diagram illustrating a configuration of a traffic information visual display apparatus according to an exemplary embodiment of the present invention.

The traffic information visual display apparatus 100 is a device for visually displaying traffic information in association with roads and includes a display 110, an input unit 120, a processing unit 130, a storage unit 140, and an output unit 150. [ . ≪ / RTI > At this time, the traffic information may include traffic information other than traffic congestion information and traffic congestion information.

The display 110 is a device for visually displaying data in the form of characters or graphics. For example, the display 110 may be configured as an LCD display, and when the input by the user is detected, And can turn on the display to visually display traffic information. The display 110 may display the traffic information output from the output unit 150 to provide the traffic information to the user.

The input unit 120 may be input by a user to retrieve traffic information according to time for a predetermined section using map and traffic information. For example, the input unit 120 may touch the intersection by the user to retrieve traffic information by time zone of the intersection. The input unit 120 can search for a congestion pattern change of a corresponding section by connecting a node / link to a specific section. The input unit 120 can be input by selecting one of the plurality of branching roads connected to the road. The input unit 120 can retrieve traffic information according to the time of the corresponding administrative area.

The processing unit 130 can process traffic information for a section to be displayed and process the traffic information of the administrative region on a bar chart. The processing unit 130 may calculate the traffic information for each time period using the traffic information database stored in the storage unit 140. The processing unit 130 may collect the traffic information directly and calculate the traffic information using the traffic algorithm have. At this time, for example, the processing unit 130 may calculate the traffic congestion information by time zone on the basis of the average speeds of the roads passing through the road for a certain period of time and the limit speeds of the roads. The processing unit 130 may bind traffic congestion and congestion information, vehicle driver statistical information, illegal parking and stop statistical information, and accident statistical information.

The processing unit 130 sets the traffic information by time period to a range of 0% to 100%, and when the average speed of the vehicles passing through the road for the past predetermined period is equal to or greater than the road speed limit, The average time velocity of the vehicle passing through the road during the past period of time is greater than 0 and smaller than the limit velocity, The case can be calculated by Equation (1).

Equation 1:

는 상기 도로의 상기 제한 속도이고,

는 과거 일정 기간 동안 상기 도로를 통과하는 차량의 시간대 별 평균 속도와 같이 나타낼 수 있다. At this time,

Is the limiting speed of the road,

May be expressed as an average speed of a vehicle passing through the road during a certain period in the past.

The storage unit 140 may store a traffic information database storing traffic information and a map database displayed on a road map. At this time, it is possible to maintain traffic information for each of the plurality of administrative zones according to the time period calculated during the past period. Also, it is possible to maintain an external database storing traffic information by time zone.

The output unit 150 may output traffic information for each time zone. At this time, the output unit 150 may connect with a leader line to select a road section. The output unit 150 may visualize the traffic information according to the time of the intersection / intersection of the intersection as a circular type chart having a plurality of sectors, and output the traffic information by time zone for the entry / exit route of the intersection . The output unit 150 can output a change in congestion pattern with respect to a specific section as a line segment or a heat map. The output unit 150 may output a congestion pattern change chart according to time for the selected congested section.

 The output unit 150 can output the traffic information according to the time of the administrative zone in a time slide, and the traffic information at a specific time point can be selectively output through the time slide. The output unit 150 can display the inside or outside of the administrative area by comparing the size of the administrative area and the bar chart, and can automatically rearrange and display the bar chart even when the map is enlarged or reduced. The output unit 150 displays the color differently according to the congestion state (for example, congestion diffusion / congestion disappearance) based on the center of the road, and outputs the line thickness in proportion to the congestion period of the road or the non- have.

FIG. 2 is a diagram showing traffic information according to time for an intersection / crossing section of an intersection of a traffic information visual display device according to an exemplary embodiment.

The traffic information visual display device can visually display the traffic information according to the time at the intersection in association with the road. Traffic information for each time zone may be displayed on the intersection 210 by a circular type chart (for example, a radar chart) 220 having a plurality of sectors. The round type chart 220 having a plurality of sectors can display traffic information for each time zone on a plurality of time axes and between the axes. For example, the traffic information may include traffic congestion information by time zone, which is calculated based on the average speed of the vehicle passing through the road for the past predetermined period and the limit speed of the road, Information on the number of illegal parking vehicles calculated over a certain period of time for the road, information on the number of traffic accidents counted for a certain period of time on the road, and the like.

At this time, the length of the time zone of the traffic information for each time zone can be displayed differently using the angles and lengths of the sectors. For example, referring to FIG. 2, a circular chart 220 of a plurality of sectors may be displayed from 1 to 12 o'clock, traffic information may be displayed in a clockwise direction, morning or afternoon You can choose. In addition, the time zone may be set at intervals of 2 hours (1:00 to 3:00, 3:00 to 5:00), 3-hour intervals (12:00 to 12:00) instead of 1-hour intervals (for example, 1:00 to 2:00 and 2:00 to 3:00) ~ 3 o'clock, 3 o'clock ~ 6 o'clock). In addition, according to the traffic information by time zone, the circular chart 220 having a plurality of sectors can be displayed as 0 at 12 o'clock to 1 o'clock, 35 at 1 o'clock to 2 o'clock, 50 at 2 o'clock to 3 o'clock .

는 상기 도로의 상기 제한 속도이고,

는 과거 일정 기간 동안 상기 도로를 통과하는 차량의 시간대 별 평균 속도와 같이 나타낼 수 있다. 이때 수학식은 제한속도 근접률을 계산하여 교통 정보를 수치화할 수 있다. In this case, the traffic information by time zone has a range of 0% to 100%, and when the average speed of the vehicles passing through the road during the past predetermined period is equal to or greater than the limit speed of the road, If the average speed of the vehicle passing through the road during the period is 0 and the average speed of the vehicle passing through the road during the past period is greater than 0 and less than the limit speed, Is calculated by Equation (1)

Is the limiting speed of the road,

May be expressed as an average speed of a vehicle passing through the road during a certain period in the past. At this time, the equation can be used to quantify traffic information by calculating the proximity rate.

The traffic information visual display apparatus according to an exemplary embodiment can display traffic information by time zone through a circular type chart having a plurality of sectors, and congested roads can be avoided at certain times through traffic information by time zone.

3 is a view showing traffic information according to time for an entry / exit route of an intersection of a traffic information visual display device according to an embodiment.

FIG. 3 is a diagram showing traffic information by time zone for a link entering the intersection 310, and it is possible to visually display traffic information according to time with respect to the intersection 310, in association with the road. For example, it is also possible to visualize the congestion by time zone for an incoming link at an intersection, and the direction may be changed according to a user's request.

The traffic information visual display device displays the traffic information by time zone at the intersection as the traveling direction of traffic and the Y axis as the traffic direction by time zone. Traffic information of each time zone is displayed as a line, can do. For example, the direction of traffic on the X-axis can be changed by the user touching the display, and the traffic information visual display device can display and change the traffic progress direction according to the user's input. At this time, the Y-axis includes a part of the 24-hour time zone, and the window of the time zone displayed may be changed according to the user's selection.

For example, traffic information for time can be displayed for the four links 320, 330, 340, and 350 with respect to the intersection 310. The traffic information visual display device includes time information traffic information 321 for the handsome directional link 320 in the spa at the intersection 310, traffic information 331 for time zones for the handsome directional link 330, Traffic information 341 for each time zone for the direction 340 link and traffic information 351 for each time zone for the handsome link 350 can be displayed. At this time, the range of the unit time (T) can be adjusted and the range of the visualization time can be adjusted. For example, the traffic information for each time zone can be set in units of one hour, and t1 (1 o'clock to 2 o'clock), t2 (2 o'clock to 3 o'clock), t3 (3 o'clock to 4 o'clock) 5 to 5 o'clock), and by setting the visualization time from 9 o'clock to 5 o'clock, traffic information in the corresponding direction from 9 o'clock to 5 o'clock can be displayed. Traffic information is green because it is not congested when it is 0% ~ 30% depending on certain criteria (for example, congestion degree), and yellow when there is a slight congestion when 30% ~ 60% So it can be displayed in red.

FIG. 4 is a diagram showing a change in congestion pattern of a traffic information visual display apparatus according to one embodiment as a line segment.

The traffic information visual display device can display the road section by connecting the nodes 411, 412, 413, 414, and 415. The traffic information visual display device can visualize the propagation area and time of the congestion occurring at a specific point in order to express the congestion change in the congestion-related section over time. At this time, a plurality of line segments are displayed along the road in the time zone, and the color of a plurality of line segments can be displayed differently according to the diffusion and disappearance of the congestion. For example, it can be red in case of congestion, green in case of disappearance of congestion, and may show expansion and contraction of congestion depending on the thickness of the dotted line. The traffic information visual display device can control the unit time and the time range for visualization.

For example, assume that the traffic information visual display device displays the congestion pattern from 9:00 am to 9:00 pm in the interval from the node 411 to the node 415 in units of two hours. The traffic information visual display device may display line segments 420, 430, 440, 450, 460 and 470 indicating a change in congestion pattern according to a predetermined time from the node 411 to the node 415. The congestion disappears in a specific time zone of the corresponding section through the line segment 420, the line segment 430 and the line segment 440 displayed on the map, and the congestion disappears from the specific region of the corresponding region through the line segment 450, the line segment 460, and the line segment 470 It can be seen that congestion has spread in the time zone.

The method of calculating the expansion and contraction of the congestion can be judged as the spread of congestion in the time zone and the road when it is judged that the congestion point is increased by using the average speed of the vehicle passing through the road during the past period for the road And when it is judged that the stagnation point is decreased by using the average speed of the vehicle passing through the road for the past period of time with respect to the road in the time zone, it can be judged that the stagnation of the stagnation of the time zone and the road disappears. For example, if it is assumed that the spreading and disappearance of congestion is indicated for the period from 411 to 415, if the period from the node 411 to the node 412 is stagnated at time t, Is red, and the segment of the node 414 to the node 415 is disappearing in the time zone t + 5, the segment 470 may be displayed in green.

FIG. 5 is a view showing a change in congestion pattern of a traffic information visual display apparatus according to one embodiment in a heat map.

The traffic information visual display device displays the heat map for each time zone on the road, but can display the color of the cell of the heat map differently according to the diffusion and disappearance of congestion. The traffic information visual display device can display the road section by connecting the nodes 511, 512, 513, 514, and 515. The traffic information visual display device can visualize the propagation area and time of the congestion occurring at a specific point in order to express the congestion change in the congestion-related section over time. For example, in the case of congestion diffusion, the color of the cell may be red. In the case of congestion, the color of the cell may be displayed in green. The traffic information visual display device can control the unit time and the time range for visualization.

The traffic information visual display device displays, for example, a congestion pattern from 9:00 am to 9:00 pm from the node 511 to the node 515 in units of two hours. The traffic information visual display device may display the cells 520, 530, 540, 550, 560, 570 indicating the congestion pattern change from the node 511 to the node 515 according to a predetermined time. The congestion disappears at a specific time zone of the corresponding section through the cell 520, the cell 530 and the cell 540 displayed on the map, and the cell 550, the cell 560, and the cell 570 It can be seen that congestion has spread in the time zone.

For example, when the stagnation point is judged to increase by using the average speed of the vehicle passing through the road in the past for a certain period of time with respect to the road, And it can be judged that the congestion disappears for the time zone and the road when it is judged that the congestion point is decreased by using the average speed of the vehicles passing through the road for the past period of time with respect to the road. For example, if it is assumed that the spreading and disappearing of the congestion is indicated with respect to the section from the node 511 to the node 515, if the section of the node 511 to the node 512 is stagnated at the time t, The cell 520 may be displayed in red, and the cell 570 may be displayed in green if the period from the node 514 to the node 515 is being lost in the time period t + 5

FIG. 6 is a diagram showing a congestion pattern change chart when a road is branched in the traffic information visual display device according to the embodiment.

The traffic information visual display device may receive a selection 641 of one of a plurality of branch roads 641 and 642 which are connected to the road and branch off when the road is diverged. For example, the user can select an area after the road and after the branch to obtain the traffic information for each time zone with respect to the plurality of branch roads 641 and 642 where the road is branched. The traffic information visual display device may display a congestion pattern change chart 630 that is connected to the traffic information for each time zone displayed visually in association with the road and displays the traffic information for each selected time period during the past predetermined time. The congestion pattern change chart 630 may display traffic information by time zone for roads connected to the node (VDS09) 610, the node (VDS04) 611, and the like.

7 is a view illustrating traffic information according to time of an administrative area of a traffic information visual display device according to an embodiment.

The traffic information visual display device may display a plurality of administrative areas on the map and display a time slide 710 in association with the map. At this time, for example, the time slide 710 may be set from 0 to 24 hours. The traffic information visual display device can maintain the traffic information for each of the plurality of administrative zones during the past predetermined period of time. For each of the plurality of administrative zones, the traffic information of the time zone selected in the time slide can be visually displayed in relation to the administrative zone displayed on the map. For example, the traffic information visual display device can display a bar chart of the traffic congestion information of the Busan City Administrative Zone and the time zone for each administrative area on the map, and can include a bar chart in each administrative zone. In addition, the bar chart can be displayed as 0-30 green, 31-60 yellow, 61-100 red depending on traffic congestion by time zone, and the height can be changed according to the traffic congestion level by time zone.

The traffic information visual display device may be selected by a user for a specific time zone to be comparatively analyzed. For example, if the user wishes to compare the congestion over time of each administrative zone at 9 am, a snapshot for 9 o'clock may be displayed by selecting 9 for the time slide 710. Also, if the user wishes to compare the congestion over time of each administrative zone at 7 pm, a snapshot for 19 o'clock may be displayed by selecting the time slide 710 to 19 o'clock. At this time, a snapshot of 9:00 am and a snapshot of 7:00 pm can be displayed consecutively on the same page, rather than in a separate pop-up window.

In terms of congestion according to the time of each administrative district at 9:00 am, the three administrative districts with the highest degree of congestion in each administrative district at 9:00 am are Geumjunggu, Haeundae-gu, Yeonje-gu, and the three administrative districts with the least congestion are Gijang- , And a guide can be displayed. On the map showing the administrative area at 9:00 am, a bar chart may be displayed, for example, Geumjeong-gu 90, Gijang-gun 30, and Haeundae-gu 94.

In terms of congestion according to the time of each administrative district at 7:00 pm, the three administrative districts with the highest degree of congestion at 7:00 pm are Geumjeong-gu, Haeundae-gu and Suyu-gu, and the three administrative districts with the least congestion are Buk-gu, , And may be displayed as a guide. On the map showing the administrative area at 7 pm, bar charts can be displayed, for example, Geumjeong-gu 96, Gijang-gun 50, Haeundae-gu 92.

In addition, the traffic information visual display device can analyze the congestion change by administrative district by comparing the congestion degree at 9:00 am and the congestion degree at 7:00 pm. The traffic information visual display device can display the analysis result as a summary. For example, the areas where the congestion level has risen can be shown as Suyu, Gyujang, Busanjin, and Jeongeup, Donggu, and Yongdo.

The traffic information visual display device according to the embodiment can compare the specific time using the snapshot and display the analysis result as the summary information so that the administrative area having the highest congestion degree at a specific time point can be compared with the administrative area having the least congestion degree .

FIG. 8 is a diagram illustrating a bar statistics chart of a traffic information visual display device according to an embodiment of the present invention.

FIG. 8A illustrates a method of comparing a bar chart with a size of a map of a line segment associated with the bar chart to determine whether the bar chart is to be displayed in an administrative area or outside the administrative area.

The traffic information visual display device displays the traffic information of the selected time zone on a bar chart 820 by comparing the size of the bar chart 820 with the size of the map area 810 associated with the bar chart on the map 800, If the size of the chart 820 is larger than the size on the map 800 of the administrative area 810 associated with the bar chart, the bar chart is displayed outside the map 800 and the size of the bar chart 820 is displayed on a bar chart The bar chart may be displayed inside the administrative area 810 associated with the bar chart if the size of the administrative area 810 associated with the bar chart is less than the size on the map 800. [ At this time, the map 800 may mean an area including both the display object and the administrative area.

For example, suppose you want to display a bar chart on the map of Busan City's Gyu-gun. A bar chart of the administrative area can be displayed by using a bar statistics chart showing the map 800 of the administrative district 810 of Busan and the traffic congestion information of each administrative district 810. The bar statistics chart showing the traffic congestion information can be displayed as a bar chart, such as Dongraegu 94, Gijang-gun 82, Suyu 75. At this time, the bar chart 820 may be displayed in green from 0 to 30 green, from 31 to 60 in yellow, and from 61 to 100 in red depending on the degree of traffic congestion by time zone, and the height may vary depending on the degree of traffic congestion by time .

If the size of the bar chart is larger than the size of the map of the flag area associated with the bar chart, the bar chart is displayed outside the map and the size of the bar chart is larger than the size of the map of the flag zone associated with the bar chart If it is small, the bar chart can be displayed inside the bar chart area associated with the bar chart.

FIG. 8B illustrates a method of determining whether a bar chart is to be displayed in an administrative area or not in an administrative area by comparing the size of the bar chart with the size of the map of the row area associated with the bar chart when the map is enlarged . At this time, the map may mean an area including both the display object and the administrative area.

The size of the bar chart 852 can be maintained even when the map 850 is enlarged or reduced. When the map 850 is enlarged or reduced, the size of the bar chart 852 is compared with the size of the administrative area 851 associated with the bar chart 852 on the map 850 and the size of the bar chart 852 is changed A bar chart 852 is displayed outside the map 850 if the size of the bar chart 852 is larger than the size on the map 850 of the administrative area 851 associated with the bar chart 852, The bar chart 852 may be displayed within the administrative area 851 associated with the bar chart 852 if the size of the administrative area 851 associated with the bar chart 852 is less than the size on the map 850 of the administrative area 851 associated with the bar chart 852.

Let's suppose that the size of the administrative area of Busan is compared with the bar chart of Busan. At this time, Bar chart's bar chart can be 94 and it can be a red bar chart. If the size of the bar chart 852 is larger than the size of the bar chart 852 associated with the bar chart 852, then the bar chart 852 is moved to the bar charts 852 Can be displayed on the outside. If the size of the bar chart 852 is smaller than the size of the flag 850 in the bar chart area 851 associated with the bar chart 852 then the bar chart 852 may be displayed on a bar chart 852, < / RTI >

FIG. 9 is a graph showing the traffic congestion data of the traffic information visual display device according to one embodiment in line thickness.

The traffic information visual display device can display the road on the map. It is possible to display the congestion information with a line in association with the road and display the color differently according to the degree of congestion of the road at the present time point and display the thickness of the line in proportion to the congestion period or the noncongestion period of the road. At this time, the congestion information is displayed on two lines based on the center of the road, and the line can be indicated by an arrow according to the traveling direction of the vehicle on the road.

Depending on the current stagnation state, it can be displayed in red when the stagnation is spreading, or in blue when the stagnation is disappearing. At this time, the up line 920 among the up line 920 and the down line 910 can be displayed in red because the congestion is disappearing and blue, and the down line 910 is being spreading. The method for determining the stagnation period may be, for example, calculating the cumulative time from the time stagnation occurs to bold if the stagnation time is long, and thin if the stagnation time is short.

The traffic information visual display apparatus according to an exemplary embodiment can represent the cumulative congestion time per link in line thickness in order to visualize the traffic situation not only from the current congestion but also from the past congestion start point.

10 is a flowchart illustrating a method of displaying traffic information of a traffic information visual display apparatus according to an exemplary embodiment of the present invention.

In step 1010, the traffic information visual display device may display the road on the map.

In step 1020, the traffic information visual display device can visually display the traffic information for the time period calculated for the past time with respect to the road, in association with the road. At this time, the traffic information for each time zone includes, for example, traffic information information for each time zone, traffic congestion information for each time zone calculated based on the average speed of the vehicle passing through the road for the past predetermined period, Information on the number of illegal driving vehicles calculated over the past period with respect to the road, information on the number of illegal driving vehicles counted for a certain period of time, And the like.

는 상기 도로의 상기 제한 속도이고,

는 과거 일정 기간 동안 상기 도로를 통과하는 차량의 시간대 별 평균 속도일 수 있다.If the average speed of the vehicles passing through the road during the past period is greater than or equal to the limit speed of the road, it is 0%. If the average speed of the vehicles passing through the road during the past period is 0 Has a value of 100% and is calculated according to Equation (1) when the average speed of the vehicles passing through the road in the past period is greater than 0 and smaller than the limit speed,

Is the limiting speed of the road,

May be an average speed of a vehicle passing through the road for a certain period in the past.

The traffic information visual display apparatus displays traffic information for each time zone between a plurality of time axes as axes, and displays the traffic information for each time zone as a circular type chart having a plurality of sectors. The length of the time zone of the information can be displayed differently using the angles and lengths of the sectors. For example, referring to FIG. 2, a circular type chart having a plurality of sectors can display traffic information by time according to the length of each time zone according to time. Traffic information by time zone may have a range of 0% to 100%.

The traffic information visual display device displays the traffic information for each time zone as a line along the Y axis and the color of the line according to the traffic information according to the time zone. The Y-axis includes a part of the 24-hour time zone, and the window of the time zone displayed may be changed according to the user's selection. For example, the traffic information visual display device can display the traffic information with respect to time for four links to an intersection.

For example, referring to FIG. 4, the traffic information visual display device displays a plurality of line segments according to time zones along roads, and displays the color of a plurality of line segments differently according to the diffusion and disappearance of congestion.

For example, referring to FIG. 5, the traffic information visual display device may display a heat map for each time zone along the road, and may display different colors of cells of the heat map according to the diffusion and disappearance of congestion.

The traffic information visual display device may receive a selection of one of a plurality of branching roads connected to the road, and referring to FIG. 6, the traffic information visual display device displays the traffic information by time To display the traffic information of the selected branch roads according to the time period calculated during the past period. The traffic information visual display device may display a congestion pattern change chart displaying traffic information for the selected branch roads for a certain period of time calculated by connecting the traffic information for each time zone displayed visually in association with the road.

11 is a flowchart illustrating a method of displaying traffic information of a traffic information visual display apparatus according to an embodiment in association with an administrative area.

In step 1110, the traffic information visual display device may display a plurality of administrative areas on the map. Referring to FIG. 7, the administrative area of Busan City can be displayed on a map.

In step 1120, the traffic information visual display device may display a time slide in association with the map. For example, the time slide 710 may be set from 0 to 24 hours.

In step 1130, the traffic information visual display device may maintain the traffic information for each of the plurality of administrative zones during the past predetermined period of time. For example, traffic information for each time zone can be stored in a database and information for storing traffic information from outside can be stored.

In step 1140, the traffic information visual display device may visually display the traffic information of the time zone selected in the time slide for each of the plurality of administrative zones in association with the administrative zone displayed on the map. For example, the traffic information visual display device can display a bar chart of the traffic congestion information of the Busan City Administrative Zone and the time zone for each administrative area on the map, and can include a bar chart in each administrative zone. Bar charts can be displayed as 0-30 green, 31-60 yellow, 61-100 red depending on the traffic congestion by time zone, and the height may vary depending on the traffic congestion level by time of day.

FIG. 12 is a flowchart illustrating a display method of displaying traffic congestion data of a traffic information visual display apparatus according to one embodiment in line thickness.

FIG. 12 is a view for explaining a method of displaying traffic congestion data by line thickness in a traffic information visual display device. In FIG. 12, not only the congestion at the present time but also the cumulative congestion time per link It is expressed in line thickness.

In step 1210, the traffic information visual display device may display the road on the map.

In step 1220, the traffic information visual display device displays the traffic congestion information in a line in association with the road, displays the traffic congestion information in a different color according to the current congestion state of the road, The thickness can be displayed in a thicker manner. In addition, the traffic information visual display device displays the congestion information on two lines based on the center of the road in accordance with the traveling direction of the vehicle on the road, and can display the lines with arrows.

The traffic information visual display device can judge whether the congestion is spread or disappears. For example, by comparing the speed limit with the current average driving speed for the last 10 minutes, it is possible to determine whether the congestion is spreading or disappearing. If the up line of the up line and down line is disappearing, it may be displayed in blue color, while the down line may be displayed in red if the congestion is spreading. The method for determining the stagnation period may be, for example, calculating the cumulative time from when the stagnation occurs to the present time, and displaying it thick if the stagnation time is long, and thin if the stagnation time is short.

FIG. 13 illustrates an example of a binding method of a traffic information visual display apparatus according to an embodiment.

In the method of visualizing traffic information, traffic congestion and congestion information, for example, can utilize vehicle speed information of a node and a link unit of a road in order to visualize other traffic information as well as congestion and congestion information, The driver statistical information can utilize the mobile device recognition information of the communication base station near the road. In addition, the illegal parking and stop statistical information can utilize the information of the unauthorized machine and the interception by the vehicle, and the accident statistical information can utilize the police accident record information. The traffic information visual display device requires a data preprocessing process in order to visualize traffic accidents, state / stop infringement information, and a floating population (e.g., driver) information.

Traffic accidents, and state / stop violation information to a road network (e.g., an intersection). Referring to FIG. 13A, when the parking intermittent detection / accident location point 1311 indicated on the road is bound to the intersection, the parking interception detection / accident location point (1313) within a radius of km 1313 from the intersection point 1312 1311) may be included. For example, it is possible to perform the binding to the parking intermittent detection / accident location point within 5 km based on the radius intersection point.

Referring to FIG. 13B, it is possible to bind traffic accident and main / stop violation information to a road network (for example, a link / road). It is possible to bind the center point 1322 of the polygon treated as a rim of the road and the accident and intermittent positions within the triangular area formed by successively connecting the corner of the polygon to the parking intermittent detection / accident location point 1321 indicated on the road.

Referring to FIG. 13C, it is possible to bind a traffic accident, main / stop violation information to a road network (for example, an administrative district). It is possible to bind the parking interception detection / accident location point 1331 indicated on the road according to the space belonging to the administrative area range 1332, 1333 according to the east / west / city or road name address.

And may bind the floating population or / and driver information to a road network (e.g., an intersection). Referring to FIG. 13D, the floating population information can be processed and calculated in units of cells. The floating population information can be calculated by processing a cell unit in a certain range (for example, a range of 500 to 1000 persons, a range of 1000 to 1500 persons, and a unit of 1500 persons) A cell existing within a radius km 1344 based on an intersection point 1342 may be included.

Referring to FIG. 13E, it is possible to bind the floating population or / and driver information to a road network (e.g., link / road). The flow population information can be processed and calculated in a cell unit by a certain range (for example, a range of 500 to 1000, a range of 1000 to 1500, and a unit of 1500 to a unit) And a cell 1351 superimposed on the cell 1352 may be included.

Referring to FIG. 13F, the flow population and / or driver information may be bound to a road network (e.g., administrative zone). The floating population information can be processed and calculated in a cell unit by a predetermined range (for example, a range of 500 to 1000, a range of 1000 to 1500, and a unit of 1500 to a unit) A cell in which the midpoint 1361 of the cell 1300 overlaps with the administrative zone 1362 or 1363 may be included.

The apparatus described above may be implemented as a hardware component, a software component, and / or a combination of hardware components and software components. For example, the apparatus and components described in the embodiments may be implemented within a computer system, such as, for example, a processor, a controller, an arithmetic logic unit (ALU), a digital signal processor, a microcomputer, a field programmable array (FPA) A programmable logic unit (PLU), a microprocessor, or any other device capable of executing and responding to instructions. The processing device may execute an operating system (OS) and one or more software applications running on the operating system. The processing device may also access, store, manipulate, process, and generate data in response to execution of the software. For ease of understanding, the processing apparatus may be described as being used singly, but those skilled in the art will recognize that the processing apparatus may have a plurality of processing elements and / As shown in FIG. For example, the processing unit may comprise a plurality of processors or one processor and one controller. Other processing configurations are also possible, such as a parallel processor.

The software may include a computer program, code, instructions, or a combination of one or more of the foregoing, and may be configured to configure the processing device to operate as desired or to process it collectively or collectively Device can be commanded. The software and / or data may be in the form of any type of machine, component, physical device, virtual equipment, computer storage media, or device , Or may be permanently or temporarily embodied in a transmitted signal wave. The software may be distributed over a networked computer system and stored or executed in a distributed manner. The software and data may be stored on one or more computer readable recording media.

The method according to an embodiment may be implemented in the form of a program command that can be executed through various computer means and recorded in a computer-readable medium. The computer-readable medium may include program instructions, data files, data structures, and the like, alone or in combination. The program instructions to be recorded on the medium may be those specially designed and configured for the embodiments or may be available to those skilled in the art of computer software. Examples of computer-readable media include magnetic media such as hard disks, floppy disks and magnetic tape; optical media such as CD-ROMs and DVDs; magnetic media such as floppy disks; Magneto-optical media, and hardware devices specifically configured to store and execute program instructions such as ROM, RAM, flash memory, and the like. Examples of program instructions include machine language code such as those produced by a compiler, as well as high-level language code that can be executed by a computer using an interpreter or the like. The hardware devices described above may be configured to operate as one or more software modules to perform the operations of the embodiments, and vice versa.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. For example, it is to be understood that the techniques described may be performed in a different order than the described methods, and / or that components of the described systems, structures, devices, circuits, Lt; / RTI > or equivalents, even if it is replaced or replaced.

Therefore, other implementations, other embodiments, and equivalents to the claims are also within the scope of the following claims.

100: Traffic information visual indicator
110: Display
120: Input unit
130:
140:
150:

Claims (18)

A method for visually displaying traffic information implemented by a traffic information visual display device,
Displaying the road on a map in the traffic information visual display device;
In the traffic information visual display device, when it is determined that the stagnation point is increased by using the average speed of the vehicle passing through the road in the time zone, it is determined that the stagnation is spread to the time zone and the road, Determining that the congestion is about to disappear with respect to the time zone and the road;
In the traffic information visual display device, the diffusion of the congestion or the disappearance of the congestion is indicated by a line visually distinguished in relation to the road, the method comprising the steps of: i) Displaying the thickness of the line thicker in proportion to the period, ii) displaying the line thickened in proportion to the non-stagnation period of the road with respect to the line defined by the disappearance of the stagnation; And
In the traffic information visual display device, displaying traffic information for each time zone between a plurality of time axes and a circular type chart having a plurality of sectors
Lt; / RTI >
The length of the time zone of the traffic information for each time slot may be,
Different angles and lengths of the fan are displayed
Traffic information visual indication method. delete The method according to claim 1,
In the traffic information visual display device, the X-axis is the traveling direction of the traffic, the Y-axis is the time zone, and the traffic information of each time zone is displayed in different colors
Further comprising the steps of: The method of claim 3,
In the traffic information visual display device, the Y-axis is displayed in a part of the 24 hours, and the time zone displayed in accordance with the user's selection is changed
Further comprising the steps of: The method according to claim 1,
In the traffic information visual display device, the color of the line classified by the expansion of the congestion and the color of the line classified by the disappearance of the congestion are displayed differently
Further comprising the steps of: The method according to claim 1,
In the traffic information visual display device, displaying a heat map by time zone along the road
Further comprising the steps of: delete The method according to claim 1,
The traffic information for each time zone includes:
The traffic congestion degree information by time zone calculated on the basis of the average speed of the vehicle passing through the road for the past predetermined period with respect to the road and the limit speed of the road, Information on the number of illegally parked vehicles calculated over the past period of time with respect to the road, and information on the number of traffic accidents counted during a certain period of time for the road,
Traffic information visual indication method. 9. The method of claim 8,
The traffic information for each time zone includes:
Has a range of 0% to 100%
When the average speed of the vehicles passing through the road during the past predetermined period is greater than or equal to the limit speed of the road,
When the average speed of the vehicles passing through the road during the past predetermined period is 0, the vehicle speed is 100%
If the average speed of the vehicles passing through the road during the past period of time is greater than 0 and smaller than the limit speed,
expression:

Lt; / RTI >

Is the limiting speed of the road,

Is an average speed of the vehicle passing through the road in the past period of time
Traffic information visual indication method. 9. The method of claim 8,
The traffic information for each time zone includes:
Is calculated using traffic information of the same day as the current day during the past predetermined period
Traffic information visual indication method. The method according to claim 1,
Receiving, in the traffic information visual display device, a selection of one of a plurality of branch roads connected to the road; And
In the traffic information visual display device, displaying the traffic information by time zone calculated for a predetermined period with respect to the selected branch road
Further comprising the steps of: The method according to claim 1,
In the traffic information visual display, binding spot traffic information associated with at least one location on the map to one of at least one road displayed on the map; And
The traffic information visual display device displays the traffic information by time zone calculated for a certain period of time on the road by combining the traffic information for each spot bound to the road
Further comprising the steps of: delete delete delete delete delete A computer-readable recording medium storing a program for executing the method according to any one of claims 1, 3 to 6, and 8 to 12.

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