CN110171451A - For executing the method and system of the planning process of rail service - Google Patents
For executing the method and system of the planning process of rail service Download PDFInfo
- Publication number
- CN110171451A CN110171451A CN201910130344.7A CN201910130344A CN110171451A CN 110171451 A CN110171451 A CN 110171451A CN 201910130344 A CN201910130344 A CN 201910130344A CN 110171451 A CN110171451 A CN 110171451A
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- Prior art keywords
- train
- point
- data
- history
- cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
- B61L27/10—Operations, e.g. scheduling or time tables
- B61L27/16—Trackside optimisation of vehicle or vehicle train operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L25/00—Recording or indicating positions or identities of vehicles or vehicle trains or setting of track apparatus
- B61L25/02—Indicating or recording positions or identities of vehicles or vehicle trains
- B61L25/025—Absolute localisation, e.g. providing geodetic coordinates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
- B61L27/10—Operations, e.g. scheduling or time tables
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
- B61L27/10—Operations, e.g. scheduling or time tables
- B61L27/12—Preparing schedules
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
- B61L27/10—Operations, e.g. scheduling or time tables
- B61L27/14—Following schedules
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
- B61L27/40—Handling position reports or trackside vehicle data
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
- B61L27/70—Details of trackside communication
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L2201/00—Control methods
Abstract
The present invention provides a kind of for executing the method and system of the planning process of rail service, comprising: the train along railroad track for obtaining and measuring moves related train data and reference data related with the reference timetable of train journey；It generates and includes the three-dimensional chart of reference of three-dimensional cylindrical object and cylinder will be associated with reference to cartesian coordinate system；The coordinate of history point and reference point of each train in reference cartesian coordinate system is calculated according to train and reference data respectively, history point and reference point are located at the coordinate on the in-plane with reference to cartesian coordinate system and are determined by the train position for corresponding respectively to the train and reference data, the coordinate that history point and reference point are located in vertical direction is determined that the coordinate of each history point and reference point both corresponds to a bit on the surface of cylinder by the correlation time for corresponding respectively to the train position of train and reference data；Show three-dimensional chart and history point and reference point；Using the data of display come planned railway service.
Description
Technical field
The present invention relates to the method and systems of the planning process for executing rail service.
Background technique
Time-table in rail service defines other relevant positions of each train line AT STATION or in the railway network
The set set out with arrival time at place.
The building that time-table or time-table formulate problem (TTP) only indicates a greater and more complicated mistake
Journey: the first step of annual rail service planning.
The resource allocation that this planning defined and provided annual train service by plan forms, that is, timetable, service on buses or trains dispatch,
Rail vehicle, service condition etc..
Nowadays, railway/subway line operator can quickly and intuitively check according to scheduled planning stroke in iron
Train or the current of vehicle are distributed and between the current location and its desired location of each train of railroad track on rail road
Corresponding relationship.For each train, the reference timetable of this information and stroke is combined and train elder generation anteposition will be represented
The navigation history set is compared with corresponding desired location, so that operator can identify that train becomes along the positioning of railroad track
Gesture.
Therefore, operator can determine optimal strategy according to the stroke of planning, to reduce in train along route positioning
The deviation relative to desired location noticed.
One from the http://ttplib.zib.de/ research for probing into track distribution is known.It is special at this
In the research for solving the problems, such as time-table formulation, the three dimensional representation of track is presented in operator interface, is concentrated however, research is main
In scheduling problem, the three dimensional representation of data is only referred to.
About the three dimensional representation referred to above shown, it is notable that it only presented using 3-D view about when
Carve the relief representation of the data of list scheduling conflict.
The different solutions that problem is formulated according to time-table, when the reference of train position, navigation history and stroke
Quarter table be usually implemented as two-dimensional diagram acquisition.
Fig. 1 shows the first chart 1 of the 2-D data that can be used for train position according to prior art.
Chart 1 shows and represents the First Line 2 of current train position, represents the expection train according to corresponding predetermined stroke
Second line 4 of position, and First Line 2 and the second line 4 are arranged in a rotative pattern (carousel).
It for each train, is indicated on chart 1 with labels such as G07, U14, P18, current location and expected position
Setting both can be movable, and associated First Line 2 and the second line 4 are rotatable.In the normal operation period, First Line 2
It should be aligned with the second line 4, because train control system attempts that train position is kept to be aligned with desired location, however, such as passenger
The disturbance that train door is opened and delay train sets out is kept to will lead to being misaligned between the two positions, this quilt in chart 1
It is shown as extending to the arc section 6 of corresponding second line 4 from First Line 2.For example, in Fig. 1, train P18 and 283 phase of desired location
Than delaying.
Fig. 2 shows the of the 2-D data for the reference timetable that can be used for navigation history and stroke according to prior art
Two charts 10.
Second chart 10 is time/apart from chart.For each train U14, G07, P18 etc., the reference timetable of stroke
It is indicated by the first curve 100, and corresponding navigation history is indicated by the second curve 102.
From second chart 10, it is possible to find out the trend between the reference timetable of stroke and navigation history.When obtaining
When obtaining navigation history data newly, which can be updated.
Operator can monitor the first chart 1 to visualize the disturbance in train journey, and the first chart 1 clearly shows
Gone out train when have it is inconsistent between its desired location and current location.However, can not be sent out at a glance from chart 1
Existing inconsistent trend.
In order to determine the type of disturbance that train occurs, operator needs to be switched to and shows the inconsistent of passage at any time
The second chart 10.From second chart 10, operator can identify that inconsistent is growth or reduction, this allows him
Determine appropriate movement to be performed to reduce disturbance.
Therefore, it is necessary to simplify analysis to information disclosed above, immediately detected pair to allow operator is intuitive
The interference of the train of operation is with determination remedial action appropriate, so as to suitably planned railway service.
Summary of the invention
Therefore, the purpose of the present invention is to provide the methods of the planning process for executing rail service with easier way
And system, described method and system allow operator by overcome the limitation of prior art solution come intuitively and immediately
It was found that the interference of the train to operation.
The purpose and other purposes be provide by virtue of this invention for execute rail service planning process method with
And the system of the planning process for executing rail service is sufficiently realized.
The method of the planning process for executing rail service includes:
Using sensor obtain with the train along railroad track that measures move related train data and with train row
The related reference data of reference timetable of journey；
It is generated using description unit and includes the three-dimensional chart of reference of three-dimensional cylindrical object and will be closed with reference to cartesian coordinate system
It is linked to the cylinder；
Each train is calculated according to the train and reference data respectively described with reference to flute using the description unit
The coordinate of history point and reference point in karr coordinate system, wherein the history point and reference point, which are located at, described refers to Descartes
Coordinate on the in-plane of coordinate system determines by the train position for corresponding respectively to the train and reference data, the history point
It is located at perpendicular to the coordinate in the vertical direction of the in-plane with reference point by corresponding respectively to the train and reference data
Correlation time of the train position determine that the coordinate of each history point and reference point both corresponds to the cylinder
Surface on a bit；
The three-dimensional chart and the history point and reference point are shown on the display unit；
The rail service is planned according to the data being shown on the display unit using control unit.
The system of the planning process for executing rail service includes:
Multiple sensors, the sensor, which is arranged and is arranged to along railroad track, to be obtained and measures along the railway
The mobile related train data of the train of track and reference data related with the reference timetable of train journey；
It is arranged to the control unit for receiving the train data and reference data, described control unit includes: to be arranged
At the storage device for storing the train data and reference data；And description unit, wherein the description unit is arranged
At:
It generates and includes the three-dimensional chart of reference of cylinder and the cylinder will be associated with reference to cartesian coordinate system,
Each train is calculated according to the train and reference data respectively described with reference to going through in cartesian coordinate system
The coordinate of history point and reference point, wherein the history point and reference point are located at the in-plane with reference to cartesian coordinate system
On coordinate determine that the history point and reference point, which are located at, hangs down by the train position for corresponding respectively to the train and reference data
Directly in the coordinate in the vertical direction of the in-plane by corresponding respectively to the train position of the train and reference data
The correlation time set determines that the coordinate of each history point and reference point both corresponds to one on the surface of the cylinder
Point；
For visualizing a display unit of the chart and the history point and reference point；
Described control unit is configured for being planned according to the data being shown on the display unit described
Rail service.
Detailed description of the invention
From only as being described below of providing of non-limiting example and with reference in attached drawing, further characteristic of the invention and excellent
Point will be apparent, in the accompanying drawings:
Fig. 1 shows the first chart of the 2-D data that can be used for train position according to prior art；
Fig. 2 shows can be used for navigation history and stroke according to prior art with reference to the figure of the 2-D data of timetable
Table；
Fig. 3 shows the chart obtained according to the method for the present invention；
Fig. 4 shows the top cross-sectional view of the cylinder of the chart of Fig. 3；
Fig. 5 is the block diagram of middle the step of executing according to the method for the present invention, and
Fig. 6 is the schematic diagram of system of the invention.
Specific embodiment
It in brief, is the group based on the first chart 1 disclosed above and the second chart 10 according to the method for the present invention
It closes, to provide the three dimensional representation of data.
Fig. 3 shows the three-dimensional chart 20 obtained according to the method for the present invention, is so in and is hereafter disclosed in detail, this
Chart 20 is obtained by using the supervisory systems of rail track.
Three-dimensional chart 20 is displayed on the display of remote control unit, wherein being placed in operator before display can be with
It is seen when executing the planning process of rail service, and the rail service includes passage at any time along corresponding railroad track
More mobile trains.
The three-dimensional space of chart 20 can be rotated in a way known by operator and be relocated over the display,
If with absolute space come if indicating, with reference to cartesian coordinate system XYZ X/Y plane be used to indicate each train position,
Z axis is for indicating the time.
Chart 20 formed cylinder 21, the cylinder have around cylinder surface indicate navigation history and
The reference timetable of stroke.
It include the data point for indicating to describe the vital point of train mission with reference to timetable.On chart 20, these data points
The combination of represented position at the time of being represented on Z axis and on X/Y plane.
The position can be used as absolute position or and topological characteristic, for example, platform or side line, related position is provided.
When executing method of the invention, building refers to timetable before the use, and with reference to the data point of timetable
It can be used for supervisory systems.
In a similar way, navigation history includes indicating for data collected by predetermined train mission.These data packets
Include time and position.When train executes task, navigation history is captured in real time.
Particularly, chart is obtained by being interpreted in a predetermined format with reference to the data of timetable and at least one navigation history
20, which is expressed as time and position the point on the surface of cylinder 21.
Z axis indicate the time, and on the surface of cylinder expression train point on the surface of cylinder
The distance that angle is used for train relative to reference point is formed by between reference point.Each continuous time and location data points
It is connected by line.The interpretation as a result, with reference to timetable and navigation history be rendered as 21 side of cylinder draw spiral shell
Spin line.
When horizontal X Y plane 22 when intersecting with cylinder 21, is given in given time by indicating along the predetermined position of Z axis
Train position is gone out.Term level refers to the visualization of cylinder 21 over the display, wherein the axis of cylinder 21 is hanging down
Histogram upwardly extends.
Only the view of X/Y plane is identical as two-dimensional first chart 1 disclosed above.
Similarly, the cross-sectional view for being parallel to Z axis is similar to two-dimensional second chart 10 disclosed above.
By these views, operator can check in a rotative pattern and the deviation of train position, immediately after tracking column
Whether whether the history of garage's journey be corrected with determination deviation or needing to intervene.
By shifting cylinder 21 along Z axis over the display, operator can check generation in the past in given time
The influence of any deviation, this by comparing deviation and helix related with reference timetable between given time in the past and with
The related helix of navigation history is realized.
By shifting cylinder 21 along Z axis over the display, operator can also be from spiral shell related with reference timetable
The differentiation in any future is determined in spin line, and determined according to the differentiation he whether must according to rail track operation and/or
It takes action with reference to timetable.For example, operator or supervisory systems can compare navigation history in given time and refer to timetable
Between last time measurement deviation, so as to add train in the front section for the rail track that will be travelled
Speed.
Advantageously, supervisory systems is configured to calculate from given deviation point and display corresponds to estimating for estimation navigation history
Count helix.Deviation point for example postpones the interference of train corresponding to passenger on the track close to terminal.Therefore, operator or it is
The estimation helix for corresponding to estimation navigation history can be compared by system with the helix for referring to timetable is corresponded to, and be known
The main interference of the other train to operation, to use the information to determine remedial action and correspondingly planned railway service.Make
Determine that estimation stroke is gone through with the predetermined statistical model of route or the historical data saved during the past operation of rail track
History.
By rotational circle column 21 over the display, operator can check all trains in a rotative pattern.
The overall performance of train can be assessed with the reference timetable of their navigation history and stroke, therefore, operation
Member may then pass through to supervisory systems addition or removal the needs determined to global change timetable.
Cylinder 21 can tilt over the display towards operator to provide train position chart, the train position figure
Table better illustrates the relationship of train and its navigation history and stroke reference, when especially showing train relative to its reference
Quarter table be in advance or delay triangle 23.This triangle 23 that can be seen in Fig. 3 is formd, wherein such as train
U14 delay: triangle 23 is from being placed in front of train on the surface that the physical location of train U14 is pulled to cylinder 21
Point, because the angle circumferentially that the intersection on the surface by plane 22 and cylinder 21 limits indicate to be covered by train away from
From.This corresponds to arc section 6 shown in Fig. 1.
Fig. 4 shows the top cross-sectional view of cylinder 21.
Operator can also scale active view point by shifting near cylinder 21 or pulling open it, and this is changed
Shown in data quantity.
In the following description, the planning process according to the present invention for being used to execute rail service will be disclosed with reference to Fig. 5
Method, Fig. 5 show the block diagram of pending step.
In first step 200, obtain in a way known and current train position, expected train position, stroke
The related data of the reference timetable of history and stroke.
In next step 202, these data are combined in a way known, to obtain three-dimensional disclosed above
Chart 20, wherein indicate train position on the in-plane XY of cylinder 21, and come around the surface of cylinder 21
Indicate the reference timetable of navigation history and stroke.
Finally, in step 204, operator executes multiple moving operations known per se in cylinder 21, so as to
Obtain the combined train related information for being ready to use in planned railway service.
The available information of train position and navigation history on site is combined by three-dimensional chart 20 with reference to stroke timetable,
And this allows railway/subway train route operator intuitively to find the interference to the train of operation and come using this information
Determine remedial action and planned railway service.
The current distribution of train may be related with the positioning trend of the train from past data and can be extrapolated to future.It can be with
Check past run-length data distribution to determine how it influences current trains distributing.
Fig. 6 shows according to the present invention for executing the schematic diagram of the supervisory systems of the planning process of rail service.It should
System includes multiple sensors 300, and the sensor is arranged along railroad track 302 and is arranged to acquisition and current train position
It sets related data and sends these data to the remote control unit 304 of the rail service.Remote control unit 304 includes storage dress
306 are set, which is arranged to the reference timetable for storing scheduled expected train position, navigation history and stroke.It is distant
Control unit further comprises description unit 308, this describes unit and is arranged to combination and current train in a way known
Position, expected train position, navigation history and stroke the related data of reference timetable to obtain disclosed above three
Tie up chart 20.
The system further comprises the display unit 310 for Visual Chart 20.
Obviously, in the case where the principle of the present invention remains unchanged, embodiment and production details can with as just non-limiting
The content of example description and explanation is dramatically different, the protection scope of the present invention defined without departing from appended claims.
Claims (9)
1. a kind of method for executing the planning process of rail service, the described method comprises the following steps:
Using sensor (300) obtain (200) with measure the mobile related train data of train along railroad track (302) with
And reference data related with the reference timetable of train journey；
It is generated using description unit (308) and includes the three-dimensional chart (20) of reference of three-dimensional cylindrical object (21) and Descartes will be referred to
Coordinate system (XYZ) is associated with the cylinder (21)；
Each train is calculated according to the train and reference data respectively described with reference to flute using the description unit (308)
The coordinate of history point and reference point in karr coordinate system (XYZ), wherein the history point and reference point, which are located at, described refers to flute
Coordinate on the in-plane (XY) of karr coordinate system (XYZ) is true by the train position for corresponding respectively to the train and reference data
Fixed, the history point and reference point are located at perpendicular to the coordinate in the vertical direction of the in-plane (XY) by corresponding respectively to
The correlation time of the train and the train position of reference data determines that the coordinate of each history point and reference point is right
On the surface of cylinder described in Ying Yu (21) a bit；
The three-dimensional chart and the history point and reference point are shown on display unit (310)；
Plan that the railway takes according to the data being shown on the display unit (310) using control unit (304)
Business.
2. the method according to claim 1, wherein the planing method includes following sub-step:
(204) multiple moving operations are executed on the cylinder (21), are ready to use in the planning rail service to obtain
Combined train related information.
3. according to the method described in claim 2, it is characterized in that, the moving operation includes shifting the circle along the Z axis
Column (21) is with the influence of any deviation between the expected train position of inspection and current train position.
4. according to the method described in claim 2, it is characterized in that, the moving operation includes:
Make horizontal X Y plane (22) and the cylinder (21) in the pre-position corresponding to predetermined instant along the Z axis
Intersection, to obtain train position；
Rotate the cylinder (21) to check in a rotative pattern be instructed in the X/Y plane (22) it is all described
Train position.
5. the method according to claim 1, wherein the train data includes working as forefront for each train
Truck position and navigation history, and for each train, when the reference data includes the reference of expected train position and stroke
Carve table.
6. the method according to any one of claim 2~5, which is characterized in that the moving operation includes described in inclination
For cylinder (21) to provide train position chart, the train position chart shows the stroke of each train and the train
Relationship between history and the reference timetable of the stroke especially shows train compared with the reference timetable of the train
It is the triangle (23) in advance or postponed, the triangle is generated and shown during the display step, the triangle
Shape be included in horizontal X Y plane and have as one in one in the reference point on side, the history point and
A point on the central axis of the cylinder (21).
7. the method according to claim 1, wherein during the display step, the display unit (310)
It is generated for each train and shows the curve for connecting each history point and connect the curve of each reference point.
8. the method according to claim 1, wherein the planning step includes following sub-step:
Using described control unit (304) according to the position of the reference point and history point in the three-dimensional chart (20)
To modify the planning to the rail service.
9. a kind of system for executing the planning process of rail service, comprising:
Multiple sensors (300), the sensor, which is arranged and is arranged to along railroad track (302), to be obtained and measures along institute
The train for stating railroad track (302) moves related train data and reference number related with the reference timetable of train journey
According to；
It is arranged to the control unit (304) for receiving the train data and reference data, described control unit (304) includes:
It is arranged to the storage device for storing the train data and reference data；And description unit (308), wherein the description
Unit is arranged to:
It generates and includes the three-dimensional chart (20) of reference of cylinder (21) and will be associated with reference to cartesian coordinate system (XYZ) described
Cylinder (21),
Each train is calculated according to the train and reference data respectively described with reference to going through in cartesian coordinate system (XYZ)
The coordinate of history point and reference point, wherein the history point and reference point are located at the plane with reference to cartesian coordinate system (XYZ)
Coordinate on direction (XY) determines by the train position for corresponding respectively to the train and reference data, the history point and reference
Point is located at perpendicular to the coordinate in the vertical direction of the in-plane (XY) by corresponding respectively to the train and reference data
Correlation time of the train position determine that the coordinate of each history point and reference point both corresponds to the cylinder
(21) on surface a bit；
For visualizing a display unit (310) for the chart (20) and the history point and reference point；
Described control unit (304) is configured for being planned according to the data being shown on the display unit described
Rail service.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP18305179.6A EP3530547A1 (en) | 2018-02-21 | 2018-02-21 | Method and system for performing a planning process of a railway service |
| EP18305179.6 | 2018-02-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110171451A true CN110171451A (en) | 2019-08-27 |
Family
ID=61563315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910130344.7A Pending CN110171451A (en) | 2018-02-21 | 2019-02-21 | For executing the method and system of the planning process of rail service |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20190256114A1 (en) |
| EP (1) | EP3530547A1 (en) |
| CN (1) | CN110171451A (en) |
| CA (1) | CA3034070A1 (en) |
| SG (1) | SG10201901329SA (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111071307B (en) * | 2020-01-02 | 2021-12-28 | 中国铁道科学研究院集团有限公司通信信号研究所 | Method for setting multi-direction section default lines among different subgraphs |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5623413A (en) * | 1994-09-01 | 1997-04-22 | Harris Corporation | Scheduling system and method |
| CN102855659A (en) * | 2012-07-17 | 2013-01-02 | 北京交通大学 | Three-dimensional holographic visualization system and method for high-speed comprehensively detecting train |
| CN103097227A (en) * | 2010-09-14 | 2013-05-08 | 西门子公司 | Method for visualizing track occupation |
| WO2013175883A1 (en) * | 2012-05-22 | 2013-11-28 | 株式会社 日立製作所 | Method for displaying train and moving body, operation assessment device and operation control system |
| EP2937258A1 (en) * | 2014-04-25 | 2015-10-28 | Hitachi, Ltd. | Traffic control system |
-
2018
- 2018-02-21 EP EP18305179.6A patent/EP3530547A1/en not_active Withdrawn
-
2019
- 2019-02-15 SG SG10201901329SA patent/SG10201901329SA/en unknown
- 2019-02-15 CA CA3034070A patent/CA3034070A1/en active Pending
- 2019-02-19 US US16/278,722 patent/US20190256114A1/en not_active Abandoned
- 2019-02-21 CN CN201910130344.7A patent/CN110171451A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5623413A (en) * | 1994-09-01 | 1997-04-22 | Harris Corporation | Scheduling system and method |
| CN103097227A (en) * | 2010-09-14 | 2013-05-08 | 西门子公司 | Method for visualizing track occupation |
| WO2013175883A1 (en) * | 2012-05-22 | 2013-11-28 | 株式会社 日立製作所 | Method for displaying train and moving body, operation assessment device and operation control system |
| CN102855659A (en) * | 2012-07-17 | 2013-01-02 | 北京交通大学 | Three-dimensional holographic visualization system and method for high-speed comprehensively detecting train |
| EP2937258A1 (en) * | 2014-04-25 | 2015-10-28 | Hitachi, Ltd. | Traffic control system |
Also Published As
| Publication number | Publication date |
|---|---|
| US20190256114A1 (en) | 2019-08-22 |
| EP3530547A1 (en) | 2019-08-28 |
| CA3034070A1 (en) | 2019-08-21 |
| SG10201901329SA (en) | 2019-09-27 |
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