47 results about "Automatic vehicle identification" patented technology

A multi protocol transponder for a communications network having a antenna for receiving a first RF signal transmitted according to a communications protocol and a detector for identifying the communications protocol from the first RF signal. A protocol controller is provided for executing the identified communications protocol to generate a second RF signal. Thereafter an antenna transmits the second RF signal according to the communications protocol either by active transmission or modulated backscatter. The transponder may implement a variety of wide area and localized lane based protocols for Automatic Vehicle Identification systems such as CVO and Toll systems.

The present invention is directed to an automated vehicle identification and tracking system. The system includes at least one area monitoring system that has a plurality of imaging units disposed in an area. Each imaging unit is configured to capture an image of a monitored vehicle disposed in the area. A control system is remotely coupled to the at least one area monitoring system. The control system is configured to classify and track the monitored vehicle based on anonymous vehicle feature data extracted from the captured image. The system can assimilate eyewitness input concerning a vehicle based on anonymous vehicle feature data, including time and location of the sighting of the target vehicle, wherein the system can effectively identify the current location of candidate target vehicles within the monitored area.

The invention discloses a parking lot management system adopting a radio frequency card. A data processing centre is used for controlling and managing an entrance control center, a vehicle identification system, a safety monitoring system, a user management system and an exit control system, wherein the entrance control center takes charge of controlling vehicles to enter an entrance of the parking lot, detecting vehicle information as well as issuing and reading a card which refers to the radio frequency card; the vehicle identification system takes charge of detecting vehicle positions and prompting information; the safety monitoring system takes charge of monitoring the safety in the parking lot and alarming; the user management system takes charge of managing the information of users of the parking lot as well as billing and charging; and the exit control system takes charge of controlling an exit, and detecting the vehicle as well as receiving and reading the card in the parking lot. The parking lot management system realizes automatic vehicle identification and informationization management by adopting the radio frequency card, improves the passing efficiency and the safety of the vehicles, conducts statistic on data of the vehicles going out and coming in and facilitates dispatch so as to reduce the labor intensity, thereby improving the work efficiency.

The invention provides a train monitoring system which comprises a CTC/TDCS (Centralized Traffic Control/Train Operation Dispatching Command System) device, an information acquisition unit, a train number determining unit and a relating unit, wherein the CTC/TDCS device is used for acquiring rail occupation state information; the information acquisition unit is arranged around a rail; the information acquisition unit is used for acquiring train real-time information of a corresponding train on the rail; the train real-time information comprises train number information, train current position information, train operation state information, train stopping position information, train end position information and train exit/entrance information; the information acquisition unit comprises at least one of a train number image identification device and an AEI (automatic vehicle identification system) device both of which are used for acquiring the train number information; the train number determining unit is connected with the train number image identification device and/or the AEI device; the relating unit carries out information interaction with the information acquisition unit, the train number determining unit and the CTC/TDCS device and is used for establishing dynamically controlled train monitoring system information. The invention also provides a train monitoring method. The monitoring system and the monitoring method are used for more comprehensively monitoring a train.

Methods of estimating vehicle location in a roadway using an automatic vehicle identification system are described. The methods involve receiving a set of response signals from a vehicle-mounted transponder at points in time and determining a range rate of the transponder relative to the antenna at each point in time; identifying a minima in the magnitude of the range rate; estimating a first position of the transponder at a first time corresponding to the occurrence of the minima; estimating a velocity of the vehicle based upon one or more of the determined range rates; and estimating a second position of the transponder based upon the first position and the velocity.

A system and method for detecting incidents along a roadway are provided. A plurality of readers are spaced at intervals along a roadway for reading uniquely identified data from each of a plurality of vehicles. These readings are correlated to obtain information on each of the vehicles and to determine the number of vehicles potentially affected by incidents along the roadway. Finally, the number of each of the vehicles potentially affected by incidents is compared to a sample threshold in order to determine if a traffic incident has occurred.

The invention discloses an information interaction method and device. The method includes: acquiring an image including a vehicle identification number; identifying the image and acquiring the vehicle identification number; according to the vehicle identification number, acquiring attribute information of a corresponding vehicle; linking the vehicle identification number with the attribute information and user identification to form a vehicle owner file; performing information interaction according to the vehicle owner file. The invention further provides the corresponding device. The image of the vehicle identification number is acquired through photographing or scanning of electronic equipment, information interaction on the basis of the vehicle identification number and the user identification is realized through an automatic vehicle identification number identification technology and automatic binding of the vehicle identification number and the user identification, a user input link is omitted, and accuracy and safety in information interaction are improved.

The invention relates to an intelligent parking integrated system for an electric vehicle charging station. The intelligent parking integrated system includes a charging station internal monitoring system and a monitoring and management platform. The charging station internal monitoring system includes a geomagnetic detection terminal, a license plate recognition integrated machine, an intelligentparking lock, an intelligent gateway and the like. The monitoring and management platform includes a data storage center, a control center, a video monitoring center, and a device management center.Through the connection of the intelligent devices such as an intelligent electromagnetic detection device, the intelligent parking lock, the intelligent gateway, a license plate recognition camera andthe like, an intelligent parking integrated platform for the electric vehicle charging station is constructed which is capable of automatic vehicle identification and automatic control, the functional business requirements of an unattended intelligent charging station are fulfilled from the business scenarios such as vehicle entry management, vehicle exit management and intelligent monitoring, the problem of frequent occupation of a charging space by a fuel vehicle is solved, a good interactive experience environment is created for the charging station, the development demand of innovative power supply services are met, and the development of electric vehicle charging and battery swap services is promoted.

The invention provides a parking lot entrance and exit management system. The system comprises an ARM server, an exit control box, an entrance control box, a router, a license plate identification instrument, an automatic barrier gate, a display screen and a voice broadcast module. When a vehicle passes through an entrance, a vehicle identification instrument automatically shoots and identifies a license plate, a license plate number is transmitted to the ARM server through a network and is stored in a database, the barrier gate automatically lifts a lever so that the vehicle enters in, and the license plate and residual empty parking spaces are displayed on an entrance so that a vehicle owner is guided to find the empty parking space. When the vehicle leaves and passes through exit license plate identification, the database is inquired so as to distinguish whether the vehicle is a temporary visitor vehicle or a fixed vehicle in a monthly rent period; the vehicle, which has a free license, is an internal authorization vehicle, and the automatic barrier gate lifts the lever; if the vehicle is the temporary vehicle, the management system charges through automatically integrating policies; according to a setting rule, a fee-paying condition is displayed and prompted, charging management personnel assists management and the vehicle can leave so that rapid pass is realized.

A system for identifying a vehicle. A camera obtains at least one image of a vehicle. An image processor derives from the image a first sub-image and a second sub-image distinct from the first sub-image, extracts from the first sub-image a first set of image features, and extracts from the second sub-image a second set of image features. The image processor matches the first set of image features to corresponding image features derived from a previously obtained image of a vehicle to produce a first matching score, and also matches the second set of image features to corresponding image features derived from a previously obtained image of a vehicle to produce a second matching score. The image processor then fuses the first matching score and the second matching score to produce a fused score which indicates whether the at least one image is of the same vehicle as the previously obtained image.

An automatic vehicle identification system based on ZigBee is disclosed. The system uses a ZigBee wireless communication technology so as to automatically identify vehicle information without stopping the vehicle. The system comprises a vehicle-mounted sub-node, a data acquisition unit, a ZigBee gateway, a handheld observer and a control center, wherein the vehicle-mounted sub-node is installed in the vehicle; a sensor component is used to collect the information in the vehicle; the information is wirelessly transmitted to acquisition equipment through a ZigBee transceiver after being simply arranged in a MCU; the data acquisition unit is divided into an activation module and an acquisition module; the acquisition equipment is responsible for receiving the information transmitted by the vehicle-mounted sub-node and delivering the information to the ZigBee gateway so as to carry out processing; the information after being processed by the gateway is transmitted to the handheld observer of a traffic police; the control center arranges the collected data and the inherent information of the sub-node so as to obtain the detailed data of the vehicle which runs on a road section and then updates the stored information in a database; according to a number of the acquisition equipment of the vehicle running road section, a running route of the vehicle in a period of time can be automatically positioned and monitored.

The invention discloses a drop and pull transportation management method and system based on electronic vehicle identification. The drop and pull transportation management method includes the steps that at least two RFID electronic tags stored with identification information of a tractor and a trailer are correspondingly arranged in the tractor and the trailer, and at least two antennae connected with an RFID read-write device and different in orientation form a monitoring group; the RFID read-write device reads the identification information in the RFID electronic tags through the antennae respectively corresponding to the RFID electronic tags in the monitoring group and transmits the identification information to a background server; the background server synchronously generates the matching relation between the tractor and the trailer according to acquired identification information, sends corresponding forbidding instructions when determining that the identification information contains forbidding information and sending release instructions on the contrary. The RFID read-write device can conduct real-time, efficient and accurate automatic identification on the RFID electronic tags in the tractor and the trailer through the monitoring group, and accordingly the management efficiency and supervision degree of drop and pull transportation are improved.

The invention belongs to the field of traffic planning and management and specifically relates to a vehicle travel path reconstruction macro/micro integrated new method based on automatic vehicle identification (AVI) data. The method constructs a macro/micro integrated reconstructed frame only by utilizing the automatic vehicle identification data and is characterized by, in micro level, reconstructing vehicle paths based on individual path selection principle and with particle filter theory being integrated, and increasing a reconstruction path traffic and path set constraint for a path traffic estimator in macro level; and in the macro level, realizing path traffic estimation based on random user equalization principle and with the path traffic estimator being integrated, and updating travel time consistency of particle filter and a path gravitation observation equation. Through the method, high-precision and complete vehicle travel paths and path traffic and road section traffic can be obtained under the conditions that only the AVI data is available and the AVI coverage rate is low.

The invention discloses an automatic vehicle identification and monitoring device with an automatic protection mechanism. The device comprises a monitoring probe shell, a protective cover, a transparent protection plate, a movable protection plate, a driving motor, a screw, a worm gear mechanism and a fixed seat, wherein the protective cover is fixedly installed at the upper part of the front sideof the monitoring probe shell, the transparent protection plate is fixedly installed at the front end of the monitoring probe shell, the movable protection plate is placed outside the transparent protection plate and is arranged in parallel to the transparent protection plate, both sides of the transparent protection plate are provided with sliding rails, the outer middle part of the lower platebody of the movable protection plate is connected with the fixed seat, a threaded hole for the screw to pass through vertically is formed in the fixed seat, the screw is vertically arranged, and the lower end of the screw is connected to the upper end of the worm of the worm gear mechanism. The automatic vehicle identification and monitoring device with the automatic protection mechanism controlsthe motor to drive the protection plates to lift up and down and further plays a role in protecting a front-side baffle, can also play a role in cleaning effectively, and is high in practicability.

The invention relates to a congestion traffic flow traceability analysis method, which comprises the following steps of S1, constructing a deep neural network multi-classification model based on automatic vehicle identifier data and vehicle road source data of vehicles in a congestion area, and obtaining space sources of the vehicles; and S2, constructing a deep neural network regression model based on the space source of the vehicle and the data of the automatic vehicle identifier to obtain a time tracing result of the vehicle. Compared with the prior art, the method has the advantages that the source information of the traffic flow in the congestion area is considered, so that the capacity of relieving congestion from the network level is achieved, and a new research view angle for relieving congestion is provided; compared with a traditional machine learning algorithm, the reasoning accuracy can be obviously improved.

The invention belongs to the technical field of vehicle license plate recognition, and relates to a vehicle license plate snow removing device. The vehicle license plate snow removing device is characterized in that a snow removing device body is fixed in front of an automatic vehicle identification system by a foundation bolt, and the snow removing device comprises a control box and a landing frame, a control module and a motor connected with the control box are arranged in the control box, and the motor is connected with one end of the landing frame in a transmission mode. A heating wire isarranged in the landing frame, an air blower is arranged on the back face of the control box, the air blower and the heating wire are connected with the control module, an air outlet of the air blowercommunicates with the interior space of the landing frame, and an air outlet is formed in the other end of the landing frame. An induction device is connected with the control module in the control box. According to the vehicle license plate snow removing device, the heating wire is heated by the air blower, snow on the vehicle license plate can be removed quickly, the automatic vehicle identification system can operate normally, and the vehicle license plate snow removing device is convenient and fast, and time and labor are saved.

The invention discloses an automatic card taking and intelligent payment system applied to a highway toll station, which comprises a cabinet and hardware facilities, wherein the hardware facilities are arranged on the cabinet door at one side of the surface of the cabinet, and mainly comprise an upper function panel, a lower function panel and a warning lamp; the upper function panel is arranged above one side of the surface of the cabinet door; the lower function panel is arranged below the upper function panel; the warning lamp is arranged at one corner of the upper part of the cabinet door;and the lower function panel is provided with a code scanning area, a card reading area, a card taking key, a card outlet and a call key. A modularized design is adopted, an automatic vehicle identification system is combined, an exit-entrance general unattended card issuing system is adopted, electronic code scanning payment is added, and thus, a true unattended toll collection mode is realized,manpower and time are saved, and high-efficiency practicality and extensibility are realized.

The invention discloses a multistorey parking garage cellphone payment module which is characterized by comprising a control unit, a storage unit, a timing unit, an information printing unit, an upper computer communication interface, a charging / deduction unit, a global system for mobile communication (GSM) / code division multiple access (CDMA) module and an antenna. The control unit is respectively in electric connection with the storage unit, the timing unit, the information printing unit, the upper computer communication interface and the charging / deduction unit, the GSM / CDMA module, the GSM / CDMA module is in electric connection with the antenna, and the cellphone payment module is in electric connection with a parking lot control system of a multistorey parking garage. The parking lot control system is in electric connection with a programmable logic controller (PLC) and electronic toll collection (ETC) system and an automatic vehicle recognition system. The multistorey parking garage cellphone payment module has the advantages that expense settlement is convenient, vehicle taking speed is high, and thievery prevention is achieved.

The invention relates to an airport customs intelligent toll gate system fusing 5G and blockchain technologies, which uses an electronic license plate acquisition subsystem, a license plate acquisition system and a container number acquisition system in combination, simultaneously identifies container number information, electronic license plate information of vehicles and vehicle information, andhas higher safety performance. Automatic vehicle identification is realized by combining electronic license plate information, and meanwhile, vehicle black and white lists pre-stored in an owner system are compared to realize in-out vehicle black and white list management, so that manpower is saved. And meanwhile, two transmission media of a wired optical fiber and an airport 5G wireless WIFI system are utilized, so that the stability and real-time performance of data transmission are guaranteed. The owner system comprises a customs conventional data system and blockchain airport nodes, and is used for pre-storing all black and white lists of vehicles and recording the black and white lists in the blockchain airport nodes, so that the reliability and real-time performance of data are enhanced.