190 results about "Traffic station" patented technology

A method of controlling traffic signals at a road intersection, which has a plurality of signal groups, each of which controls at least one direction of traffic within the intersection. The method comprises the steps of obtaining and utilising traffic data to calculate a current traffic state and the rate of change in the traffic state. The method further comprises formulating at least one action and the duration of the action in response to these calculations. Each action comprises switching at least one traffic signal. One or more policies based on the calculations and the action are resolved. A continuous decision making process is applied to evaluate a reward for the policies resolved and a policy that maximizes the reward is selected.

The present invention relates to a traffic sign recognition device configured to be capable of combining road information received from a navigation terminal with road information acquired through a camera so as to recognize and output a speed limit of a traffic sign to be suitable for a fluid road environment and travel environment on a road, and a method of outputting a speed limit using the traffic sign recognition device.

The invention relates to an automatic ticket checking device which can be arranged at track traffic stations, docks, tourist attractions and the like. A depth image video camera 30 is used for shooting a depth image of a scene of a ticket checking channel 20 of the automatic ticket checking device, and a passer detection unit can judge and track the positions of passers and objects in the ticket checking channel according to the depth image. A master control unit is used for controlling a ticket checking port door 13 to open and close at appropriate time according to the positions of the passers and tracking information which are judged by the passer detection unit. Therefore, the invention provides the automatic ticket checking device which can accurately track the positions of the passers, eliminate error detection or error judgment and realize high reliability.

Traffic through a portion of a city formed of streets defining a grid includes clusters of traffic signs, each cluster being positioned at an intersection and having its own cluster process controller. The clusters also include cameras monitoring traffic through and at each intersection. The cameras provide information used locally or at remote localities to control traffic. The remote localities may include a traffic command center, fire/police stations or a home security office.

The present invention discloses a user heterogeneous time value and traffic jam expense budget-based traffic distribution method. According to the present invention, by adding the two traveler economic parameters of the time value and the traffic jam expense budget in a traffic distribution model, the more objective and reasonable road network flow is outputted. According to the present invention, an actual road network is simplified into an abstract traffic network, and a path selection and traffic distribution combined model considering the heterogeneous time value and the traffic jam expense budget is constructed. The time value is a parameter describing the boundary expense, namely, is the fund cost that the users are willing to save and pay for each unit time, and the traffic jam expense budget is the cash quantity that the travelers can dominate the traffic jam expense. Based on considering the traveler heterogeneity, the user travel target can change from the conventional shortest driving time to the minimum comprehensive cost after considering the traffic jam expense budget, namely, the minimum summation of the driving time and the traffic jam expense, so that, obviously, the travel behaviors of the users and the road network flow can be described more reasonably and objectively, and the reference is provided for the path planning and the traffic jam charging.

The invention discloses a system and method for realizing station-front turning-back of a urban rail transit. The system comprises an island platform, wherein an upper direction rail main line and a lower direction rail main line are arranged at the two sides of the island platform; in front of the island platform, a first intersecting point on the upper direction rail main line is provided with a translation line connected with a second intersecting point on the lower direction rail main line; and a third intersecting point on the upper direction rail main line is provided with a connecting line connected with a fourth intersecting point on the lower direction rail main line. As the system has two independent turning-back access lines, trains can alternately use the two access lines for turning back without being interfered so as to improve the station turning-back capacity.

System and method for determining an optimal transmission center frequency for a traffic station (30) in a satellite communication system (100) includes transmitting, by the traffic station (30) in a first uplink channel, a first burst of information in a first uplink TDMA frame to a satellite (10) and receiving, by the traffic station (30) in a first downlink channel, a downlink TDMA frame including a reference burst (210) and the first burst of information. A Doppler offset ratio is calculated based on a measured frequency shift of the received first burst of information. A local oscillator offset ratio is calculated based on a measured frequency shift of the reference burst and the Doppler offset ratio. An adjusted transmission frequency of a second uplink channel is calculated based on the Doppler offset ratio and the local oscillator offset ratio.

The invention discloses a method for prompting a traffic station based on a mobile phone, which includes: inputting the name of the destination station and the bus route; downloading the map of the bus route corresponding to the bus route from the network; Destination address coordinate information; obtain current GPS positioning information; judge whether the current GPS positioning information is consistent with the destination address coordinate information, and send an arrival prompt message when the current address coordinate information is consistent with the current GPS positioning information; send a reminder based on the arrival prompt information . The invention further discloses a mobile phone. Through the above method, the technical solution provided by the present invention can provide an effective reminder when the mobile phone user arrives at the corresponding traffic station, and there is no need to store a large number of electronic maps in the mobile phone in advance, which can greatly save the storage space of the mobile phone.

The invention discloses a method and a device for generating a traffic travel scheme, and relates to the internet technical field. Accuracy and convenience of the traffic travel scheme are improved. The method includes the steps of: acquiring starting point information and terminal point information inputted by a user; according to the acquired starting point information and the acquired terminal point information inputted by the user, determining a starting point information-corresponding starting point POI set and a terminal point information-corresponding terminal point POI set; acquiring starting point traffic stations of the periphery of the starting point POI set and terminal point traffic stations of the periphery of the terminal point POI set; and according to the starting point POI set, the terminal point POI set, the starting point traffic stations and the terminal point traffic stations, generating the traffic travel scheme which includes at least one traffic travel route. The method and the device are mainly applied to the generation process of the traffic travel scheme.

The invention relates to a traffic station and an entering and exiting method for a magnetic navigation unmanned electric intelligent vehicle. The traffic station comprises an entrance, an exit, a platform, a shielding barrier, a temporary stopping area, a trunk road, guiding magnetic nails and an arbitration terminal, wherein the trunk road comprises an entering road, an inverted storehouse road and an exiting road; the entrance is connected with the entering road; the entering road is connected with the temporary area; the temporary area is connected with the inverted storehouse road; the inserted storehouse road is connected with the platform; the platform is connected with the exiting road; the shielding barrier is arranged on the platform; the guiding magnetic nails are paved on the entering road, the inverted storehouse road and the exiting road; the arbitration terminal is arranged in the platform; and the platform comprises a platform stall. Compared with the prior art, the traffic station has the advantages that the magnetic navigation unmanned electric intelligent vehicle can be guided to enter the station or exit from the station correctly and efficiently; the work efficiency of a traffic system of the magnetic navigation unmanned electric intelligent vehicle is improved; and the human intervention degree and the whole cost are reduced.

The invention provides a traffic station flow prediction method based on space-time multi-graph convolution. The traffic station flow prediction method is used for solving the problems that in the prior art, the feature capture capacity and prediction precision of traffic station flow prediction are not high. The traffic station flow prediction method comprises the following steps: firstly, constructing a neighbor graph and a circulation flow graph, respectively constructing convolution components and capturing spatial and temporal feature output of station flow , mapping the spatial and temporal feature output into flow values with the same shape as a to-be-predicted result, and fusing the two components to obtain a spatial and temporal multi-graph convolution network model based on context gating; constructing training and testing data according to the station access flow data, obtaining a mature space-time multi-graph convolutional network model, and completing station flow prediction is completed. According to the method, multi-graph convolution is applied to deep mining of traffic station flow data, spatial-temporal characteristics of traffic station flow are fully captured from spatial dimensions and time dimensions, various factors used for predicting traffic station in-out flow are comprehensively considered, and traffic station flow prediction precision is improved.

The invention relates to a checkpoint traffic information-based method for judging traffic violation of long-distance passenger vehicles. The checkpoint traffic information-based method includes subjecting checkpoint monitoring equipment on the road to recording, comparing and extracting to generate a 2 Am-5 Am record set of the long-distance passenger vehicle traffic on that day; according to space intersection analysis of a road net and the checkpoint, extracting a 2 Am-5 Am traffic record set of one vehicle driving on the expressway; performing combined probability operation on number of passed checkpoints and record number of the vehicle, and performing solving through a road net analysis path to reliably judge suspect vehicles with traffic violation driving at 2 Am to 5 Am; comparing connecting transport vehicle information to judge traffic violation of the long-distance passenger vehicles driving at 2 Am to 5 Am. The checkpoint traffic information-based method has the advantages that GPS (global position system) equipment is not required on the vehicle, and driving paths are automatically acquired; according to a long-distance passenger vehicle driving rule and driving frequency, suspect vehicle license plate number recognition accuracy is verified, and the vehicles with the traffic violation are truly judged.

The invention relates to a method for creating a post engineering information model for a railway and urban railway traffic station. Rail traffic engineering construction involves a plurality of fields and has complex links and a large amount of information, the entire process is perfected continuously with the addition and optimization of all engineering information, and the requirement on total planning of the entire process is high. The method comprises the following steps: making a single functional department create an information model of the department and establish a working set of the department; gathering the working sets of all departments onto the same working platform by sharing elevation and a shaft screen to integrate into a project working set; embedding plant feature information, design information and construction information into a system to form completion data for an operator; gradually separating the information, and constructing task flow in real time according operation for loading and outputting; and releasing cache after finishing output, and recording a log file. According to the method, various types of relevant information in a project are integrated reasonably through a parameter information model, and the created information model is shared and transmitted in a full life cycle process, so that the engineering progress is effectively optimized.

Provided is a user interface for implementing a traffic communication-integrated simulation based on a vehicle communication system. The traffic communication-integrated system comprises a traffic simulator which performs a traffic simulation and calculates a link passage time of a vehicle; a communication simulator which performs a communication simulation and simulates a communication between a communication between vehicles and a communication between a vehicle and an infrastructure; and a user interface, wherein the user interface includes an interface server which provides a simulation platform interfacing in real time in a synchronous way the traffic simulator and the communication simulator; and a graphic user interface unit which outputs a result of the simulations.

The embodiment of the invention provides a traffic system monitoring method based on a cloud architecture, and control center cloud servers. The method is characterized in that the control center cloud servers determine service units for each monitoring domain, and each monitoring domain is responsible for monitoring traffic stations in the monitoring domain; for each monitoring domain, the service units acquire running status information of the traffic stations in the monitoring domain, and the working statuses of the service units are determined according to the running status information; and if the running status information comprises inter-domain status information, the service units for each monitoring domain send the inter-domain status information to the service units for the associated domain(s). The method provided by the embodiment of the invention has the advantages that through deployment of the control center cloud servers, monitoring of the traffic stations is virtualized into the monitoring domains which are centralized on the control center cloud servers, and communication among the monitoring domains is available, so that owner investments can be greatly reduced, and business data sharing among the traffic stations can be achieved.

The embodiment of the invention discloses a traffic sign transmitting end and a traffic sign recognition system. The traffic sign transmitting end comprises a processing module, a data storage module and a wireless transmitting module, wherein the data storage module is used for storing identity information of a traffic sign related to the traffic sign transmitting end; the wireless transmitting module is used for transmitting the identity information to the surrounding environment in a wireless mode; and the processing module is used for reading the identity information stored in the data storage module and controlling the wireless transmitting module to transmit the identity information. According to the technical scheme of the invention, through building the traffic sign recognition system comprising a general control end, the traffic sign transmitting end and a traffic sign receiving end, the technical effect that the traffic sign receiving end acquires the sign content through receiving the identity information of the traffic sign can be realized, the problem of low recognition rate of the traffic sign recognition technology based on image recognition is solved, and the traffic sign recognition accuracy is improved.

The invention discloses a subway monitoring system and monitoring method. A resource utilization rate of devices configured in the monitoring system can be improved, and resources are saved. The subway monitoring system comprises a cloud server, wherein the cloud server supports a cloud protocol in a distributed control system protocol and is used for managing at least one service unit deployed onall lines of the subway, monitoring the at least one service unit according to operation data of traffic stations provided for the cloud server by the at least one service unit, and providing a working policy for the at least one service unit; the at least one service unit which is used for obtaining the operation data of the corresponding stations, uploading the operation data to the cloud server, receiving the working policy and control information sent by the cloud server for each service unit, and scheduling the stations; and a switch which is used for establishing connection between thecloud server and the at least one service unit, wherein the cloud server and the at least one service unit are located in a subway local area network through the switch.

The invention discloses a road intersection traffic signal system control method. The method comprises the following steps that 1, a road intersection queuing length model is built, and the road intersection queuing length is calculated through the road intersection queuing length model; 2, the position of a single-entrance-lane saturation point is determined according to the formula (1), and the position of a single-entrance-lane spill point is determined according to the formula (2); 3, the traffic state of single entrance lanes is determined according to the position of the saturation point and the position of the spill point in the second step, and the traffic state of a road intersection is determined according to the traffic state of each entrance lane of the road intersection; 4, a traffic signal system of the road intersection is controlled according to the determination result of the traffic state of the road intersection in the third step. According to the road intersection traffic signal system control method, the queuing length can be more accurately calculated, the traffic state of the road intersection is determined, and the traffic signal system control accuracy is improved.

The present invention discloses a rail transit station connection facility supply and demand balance optimization and adjustment method. The method comprises the steps of: obtaining traffic connectiontravel demand passenger flow prediction amount according to the get-in passenger flow and exit passenger flow in peak hour of each characteristic year of a predicted rail transit station, and according to the land controlled planning around the stations, determining the connection land total amount; constructing a resident distribution model and each travel mode network; solving the travel probability of each travel mode of each circle layer and the travel probability of each circle layer; solving the connection passenger flow volume of each travel mode and lands required by each travel modeconnection facility; and performing connection facility configuration optimization and adjustment according to the connection facility loading rate of each travel mode, the connection passenger flow volume, the connection facility land, the planning land, the footpath width, the number of bus lines and the number of non-motor vehicle parking stalls. The rail transit station connection facility supply and demand balance optimization and adjustment method makes up the technical defects that a current connection facility is difficult to perform quantitative optimization and adjustment to guide the rail transit designers to quantitatively adjust the connection facility supply or optimize the traffic travel network.

The invention discloses a route inquiry method and system and relates to the technical field of Internet. The route inquiry method and system are aimed to solve problems of complex and imprecise route inquiry. The route inquiry method includes that a terminal acquires a two-dimensional code on a traffic station board, wherein the two-dimensional code is used for marking the traffic station board information; the analyzed two-dimensional code information is sent to a network side server; the server finds the corresponding traffic route information and current station information according to the two-dimensional code information, wherein the current station is the station with the traffic station board; the terminal draws a traveling route according to the traffic route information and current station information found by the server and the destination information input by a traveler. The route inquiry method and system are mainly used for the transport route inquiry.

The method of transmitting traffic information about a traffic obstruction on a traffic way with digital coded messages includes coding a coded location contained in a location data bank, which amounts to an approximate position of the traffic obstruction on the traffic way, and a section part of the traffic way between the coded location and an actual position of the traffic obstruction on the traffic way in a traffic message and then transmitting the traffic message. In addition the length of the traffic obstruction can be included in the traffic message. In a preferred embodiment the traffic message is a TMC traffic message coded with ALERT-C protocol. In which the section part is coded in label 12 and the length in label 2.

The invention relates to a traffic signal control technology and aims to provide a traffic signal control method in urban traffic management. The method comprises the steps of: judging crowding conditions through a loop detector, and triggering demand control if traffic intensity parameters and inflow and outflow rate parameters reach the preset threshold values; screening a reasonable path from each node to crowded section according to a road network topological structure, and obtaining a demand control phase; and calculating an inflow and outflow rate of the crowded section, and determining a compression ratio of the demand control phase. According to traffic signal control method, few data is required, only flow data and occupancy data are required, and the method is low in dependency of the road network topological structure and suitable for a road network with any topological structure. The traffic demand is controlled, so that the traffic flow entering the crowded section is equal to traffic flow pulling out, and the phenomenon that the traffic state of the road section is not worsened can be fundamentally ensured.