36results about How to "Avoid driving into" patented technology

The invention provides a method for recommending a taxi passenger-searching strategy based on a Markov decision process. The method comprise the following steps of data preprocessing: including deleting abnormal records, determining trajectories according to blocks, and calculating the passenger carrying probability and the expected revenue of each block; modeling: using a Markov decision processto model a passenger-searching optimal strategy problem; calculating the optimal solution: Using Q-learning to solve the optimal solution; online recommendation: giving the optimal passenger-searchingstrategy in consideration of load balancing and real-time traffic conditions. The method for recommending a taxi passenger-searching strategy based on a Markov decision process provides two differentstrategies for the waiting area and the searching areas, can calculate the expected revenue of each strategy according to the historical trajectories, receives the real-time traffic conditions and processes the taxi recommendation requests by a dispatching system so that the optimal strategy recommendation can be given after a taxi passenger gets off.

The invention provides a vehicle-mounted navigation device, which comprises an input module, a current position detecting module, a memory, a micro controller and an output module, wherein the output module comprises a driver, projection equipment and a universal bracket; the input module is used for inputting commands and requests of a user to the vehicle-mounted navigation device; the current position detecting module is used for detecting the current position and the time of a vehicle; the memory is used for storing a digital map; the micro processor is used for calling the digital map in the memory to generate the road guiding according to the commands and requests inputted by the user and the current position of the vehicle, and outputting the generated result; and the output module is used for receiving road guiding information generated by the micro processor. The vehicle-mounted navigation device directly projects the road guiding information of the navigation system on front wind shield glass of the vehicle by utilizing the projection mode, thereby improving the driving safety of a driver; moreover, the invention also provides a navigation system utilizing the vehicle-mounted navigation device.

The present invention discloses a working method of a real scene navigation system. The navigation system comprises a navigation device and an imaging device. The working method comprises that when a vehicle drives according to a preset navigation path, the imaging device follows the vehicle and real-timely shoots the real-time image around the current vehicle; if a complex intersection exists in front of the vehicle, a processor module matches the real-time image and the street scene image of corresponding position and pre-stored in a data memory, combines the preset navigation path, and determines the position, the road and the right driving direction of the current vehicle; and a display module is controlled to display the corresponding navigation images, wherein the real-time image in front of the current vehicle, and the vehicle driving direction matched with the navigation path and labeled by the arrow are contained in the navigation image.

The invention provides a method and device for processing road congestion information. In the invention, after a first road side unit receives a second road congestion message obtained by a second road side unit from a second vehicle through the V2X technology, the second road congestion information can be transmitted to a first vehicle set connected with the first road side unit through the V2X technology. Because the second road side unit and the first road side unit are sequentially disposed at a continuous road intersection and the transmission speed of the V2X technology is higher, the first vehicle can timely change the lane when determining that the last road intersection of the front is in a congestion state, so as to avoid the congested road intersection. Compared with a method inthat prior art that enables a vehicle driver to just obtain the congestion state of a road within a specified number of kilometers in the front in the prior art but cannot determine that the road congestion state has changed in most conditions when the driver drives the vehicle to the road within the specified number of kilometers in the front, the method is higher in real-time performances.

A method for obtaining OD real-time running time between adjacent checkpoints comprises the following steps that (1) parameters are set and initialized; (2) a real-time vehicle passing information table is established, vehicle passing information of all checkpoints is inserted in the table, and the vehicle passing information at least comprises the following keywords such as vehicle types, plate numbers, vehicle passing time, checkpoint ID and checkpoint position information; (3) the statistical process is conducted for the ith time; (4) according to a calculation result obtained in the step (3) and the following mode, OD real-time running time Xi counted at the ith time is adjusted and the length of a statistical time window at the i+1th time is determined; (5) after T minutes, the statistical process of the next period is conducted. According to the method for obtaining OD real-time running time between the adjacent checkpoints, accuracy is good and instantaneity is good.

The invention discloses a non-communication vehicle intrusion detection system. The system includes a detection area arranged between a transfer rail and a main rail, a first vehicle detection deviceused for detecting whether the detection area is occupied, and an object controller used for detecting whether the detection area has any vehicle based on the position information reported by the vehicle, whether the vehicle in the detection area is a non-communication vehicle is determined through cooperation of the first vehicle detection device and the object controller, if the vehicle in the detection area is determined to be the non-communication vehicle, the area controlled by the object controller is locked timely, and the non-communication vehicle is prevented from entering the main rail. The system is advantaged in that on the condition that rail-side equipment is not increased, whether the detection area is occupied can be conveniently detected, on the condition that the non-communication vehicle is detected, the area controlled by the object controller is locked timely, intrusion prevention of the non-communication vehicle is achieved, and reliable guarantee is provided forsafe running of the vehicle.

The invention relates to a working method of a real scene navigation system. A navigation system comprises the following components: a navigation apparatus and multiple camera devices which are arranged at periphery of a vehicle. A navigation apparatus comprises the following components: a gyroscope for obtaining a driving direction of the vehicle; a GPS module for obtaining a driving position of the vehicle; a data storage device for storing map data and street scenery data; and a processor module and a display module. Light shields are arranged on lenses of the camera devices. When the vehicle drives according to a preset navigation path, the camera devices shoot real-time scene surrounding the vehicle at present along with the vehicle; if complex crossings exist in front, the processor module matches the real-time scene with a street scene of the corresponding position which is prestored in the data storage device, and at the same time the preset navigation path is combined, and the current position, the path, and the correct driving direction of the vehicle are judged; the display module is controlled in order to display corresponding navigation images.

A train control method which utilizes a ground radio communication unit, which communicates with an onboard communication unit installed on a train, and a balise, which is installed at a predetermined stop position where the train stops and capable of communicating with the train, and is used to calculate a stop limit position to be given to the train on the basis of information obtained via the ground radio communication unit in order to control the operation of the train in a predetermined section. When the radio communication between the onboard communication unit and the ground radio communication unit is disrupted, a radio communication disruption setting section is set with the inclusion of the section where the radio communication is disrupted; the on-track state of a train which is traveling inside the radio communication disruption setting section is estimated on the basis of a first stop limit position which causes the train to travel to the position of the balise, or a second stop limit position which is set ahead of the communication disruption setting section, and the last received position of the train; and the operation of the train is controlled on the basis of the estimated on-track state of the train.

The invention discloses a method and a device for automobile safety protection, belonging to the automobile technical field. The method comprises the following steps of: acquiring a radar detection signal, wherein the radar detection signal comprises a detection signal of a radar in a traveling direction of a vehicle; Determining the depth of the road surface in the traveling direction of the vehicle according to the radar detection signal; When the depth of the road surface in the traveling direction of the vehicle is greater than a threshold value, a safety guard signal is output, and the safety guard signal is used to prevent the vehicle from traveling in the traveling direction of the vehicle. A radar detection signal is obtained by scanning a radar provided in the vehicle traveling direction, the road surface depth in the vehicle traveling direction is determined according to the radar detection signal, and a relationship between the road surface depth in the vehicle traveling direction and the magnitude of a threshold value is used to judge whether there are cliffs, steps, or large holes in front or behind the vehicle or not. When there are cliffs, stairs or large holes, thesafety signal is output to prevent the vehicle from driving, which enhances the safety of the vehicle.

The invention discloses a navigation method and device based on real-time internal waterlogging data, and relates to the technical field of navigation. The method includes the steps: acquiring start point information and end point information inputted by a user; calculating all feasible paths from a start point to an end point by a navigation system according to the start point information and the end point information inputted by the user to generate a path list; dividing all the feasible paths in the path list according to road segments; acquiring water depth information of each road segment; acquiring an internal waterlogging coefficient of each road segment according to the water depth information of each road segment; calculating the sum of internal waterlogging coefficients of each feasible path according to the internal waterlogging coefficient of each road segment; taking minimum sum of the internal waterlogging coefficients among the sums of the internal waterlogging coefficients of the feasible paths as a navigation path, and transmitting the navigation path to the user. The navigation method can effectively navigate effective road segments when internal waterlogging happens, internal waterlogging road segments are avoided, and people can conveniently go out.

The present application discloses a parking management method and system, an electronic device and a computer readable storage medium. The method comprises the steps of: acquiring the motion state information of vehicles and the number of vacant parking stalls in a preset area; determining, by using the motion state information, the number of first vehicles scheduled to park and the second numberof vehicles scheduled to leave in the preset area; determining the number of available parking stalls by using the number of first vehicles, the number of second vehicles, and the number of vacant parking stalls; generating prompting information characterizing the availability ratio of parking stalls in the preset area based on the number of available parking stalls. It can be seen that the methodnot only acquires the number of vacant parking stalls in the preset area, but also acquires the vehicles moving in the current area to determine the number of vehicles scheduled to park and the number of vehicles scheduled to leave, dynamically determine the number of available parking stalls in the future and returns the same to a user, prevents a vehicle owner from driving into a parking area that is about to be full, and improves the parking efficiency.

The invention discloses a work method of a navigation system capable of preventing pileup. The navigation system comprises a navigation device and a plurality of camera devices arranged on the periphery of a vehicle, where the navigation device is installed. The navigation device comprises a processor module, which is connected to the vehicle controller of the vehicle. When the processor module finds out that brake lamp of a vehicle (A), which is in front of the vehicle (B) in the same lane, lights; the processor module sends a brake lamp control signal to the vehicle controller; the vehicle controller controls the brake lamp of the vehicle (B) to light so as to indicate a vehicle (C) behind the vehicle (B) to carry out effective action in time so as to keep a safe distance, thus the vehicle rear-end collision is avoided, so the pileup will not happen, and the traveling safety is guaranteed.

The invention discloses an off-site parking lot charging management system and a charging method. The off-site parking lot charging management system comprises an exit barrier gate, an entrance barrier gate, a server side, a user side and an identification module, a vehicle does not stay in front of a barrier gate and directly passes through an entrance and exit of a parking lot, the recognition module is used for recognizing vehicle parking time and uploading vehicle information to the server side, the server side recognizes whether the vehicle registers a user side or not, and if the vehicleregisters the user side, the vehicle automatically deducts fees from the user side after driving away; and if the vehicle does not register the user side, the vehicle pays the parking fee through a fee urging short message after driving away. According to the system, off-site charging can be completed by registering the user APP, and on-site payment for the user is not needed, so that cash or a mobile phone does not need to be searched in a vehicle for on-site payment, the time of the vehicle in front of a barrier gate is greatly reduced, and the method is relatively suitable for a parking lot with relatively large traffic flow.

The invention discloses a navigation system working method being capable of avoiding serial rear-ends, wherein the navigation system includes a navigation device and a plurality of camera devices arranged around a vehicle (2). The navigation device includes a processor module being connected to a vehicle controller in the vehicle. When the processor module finds that a brake light of a vehicle (1) ahead the vehicle (2) in the lane is lighted on through the camera devices, the processor module sends a brake light control signal to the vehicle controller, so that the vehicle controller controls the brake light of the vehicle (2) to light on to reminding a vehicle (3) behind the vehicle (2) to take effective measures timely and keep enough distance from the vehicle (2). The method can avoid rear-end caused by the vehicle (3) and further avoid the serial rear-ends, thereby ensuring driving safety.

The invention discloses an emergency response system matched with a traffic signal lamp, and relates to the technical field of traffic emergency reaction equipment. The emergency response system comprises a bottom plate, a control unit and a warning device, wherein the bottom of the warning device is fixed to the top of the bottom plate, the warning device comprises a box body, the bottom of the box body is fixed to the top of the bottom plate, and the output end of the control unit is connected with the input end of the warning device. The emergency response system matched with the traffic signal lamp and a controlling method thereof can quickly block a road, a vehicle is prevented from driving into the road, when a traffic accident occurs, the traffic accidents can be found in time, theaccident types can be determined, and corresponding traffic flow guiding schemes can be formulated for related departments, the traffic jam condition at the occurrence position of the traffic accidentcan be reduced, the transport efficiency and the traffic capacity of an expressway are improved, an ambulance or a disaster relief vehicle can effectively reach the accident site fast and safely, andthe secondary accidents caused by the current accident is reduced.

The invention discloses a new energy vehicle charging parking space with a vehicle recognition function. The parking space comprises a parking space body, a groove is reserved in the parking space body, a servo motor is installed in the groove, a threaded rod is connected to the shaft end of the servo motor, a bearing at the end of the threaded rod is connected into the groove, a supporting and jacking structure is connected to the threaded rod, and an installation rod is arranged on the parking space body. The new energy vehicle charging parking space with the vehicle recognition function canbe prevented from being occupied by non-new energy vehicles; further, the new energy vehicle in the city can be conveniently charged; the new energy vehicle can be charged; other vehicles are prevented from driving into the parking space; according to the new energy vehicle charging system, the collision between the vehicles is prevented, so that the new energy vehicle can be stably charged, andcold air or warm air service can be provided when the new energy vehicle is charged, so that the charging safety of the new energy vehicle can be ensured in hot summer, and the charging efficiency ofthe new energy vehicle can be ensured in cold winter.

The invention discloses a vehicle information acquisition method. According to the scheme, an RFID read-write device is added to a violation identification device for traffic intelligent management, and an RFID tag is matched for each vehicle. When the violation recognition device detects that a vehicle violates a violation, on one hand, violation information is sent to a background database; on one hand, violation information is written into the RFID tag of the corresponding vehicle through the RFID read-write device; when the vehicle passes through a traffic inspection point or an inspectionpoint; the RFID read-write device of the inspection point or the check point reads that the vehicle violation is recorded in the RFID tag on the vehicle; therefore, even if the violation of the vehicle is handled, the problems that an existing traffic intelligent management electronic eye can only record the violation behavior and send the violation behavior to the background, the violation behavior cannot be recorded and handled in real time, and the space for replacing others to handle the violation is available are solved.

The embodiment of the invention provides a charging pile control method, a device, a server, a system and a storage medium, and relates to the technical field of data processing. The method comprises the steps: recognizing and obtaining the recognition information of a to-be-occupied vehicle in a target region corresponding to a charging pile according to the collected image information; judging whether the recognition information of the to-be-occupied vehicle is registered or not according to a registration database; if so, judging whether the to-be-occupied vehicle meets a charging condition or not according to the vehicle information of the to-be-occupied vehicle; and if the charging condition is met, controlling the parking space lock in the target region to be unlocked. After the to-be-occupied vehicle is registered and the charging condition is satisfied, the parking space lock of the target region is opened, so that the to-be-occupied vehicle entering the target region can be charged through the charging pile, the vehicle recognition is more accurate, the vehicle which does not support the charging pile to drive into the charging pile parking space, and the charging efficiency is improved. The unnecessary waste of parking spaces of the charging piles is avoided, and management of the charging piles is improved.

The invention relates to a vehicle with a navigation system and a brake electric energy recovery subsystem. The navigation system comprises a navigation device and a plurality of camera devices arranged on the periphery of the vehicle. The navigation device comprises a gyroscope for acquiring a traveling direction of a vehicle, a GPS module for acquiring a traveling position of the vehicle, a datamemory for storing map data and street view data, a processor module and a display module. The lens of the camera device is provided with a light shield; when the vehicle travels according to a preset navigation path, the camera devices follow the vehicle to photograph the real-time scene around the current vehicle in real-time. If there is a complex intersection ahead, the processor module matches the real-time scene with the street scene of the corresponding position stored in the data memory, and simultaneously judges the position, the road and the correct driving direction of the currentvehicle by combining the preset navigation path, wherein the real-time scene is matched with the street scene of the corresponding position stored in the data memory. Then the display module is controlled to display the corresponding navigation image.

The invention discloses an automatic control method for a highway in severe weather. The method comprises the following steps of: S1, dividing and naming the highway by taking a road section as a unit, summarizing names to a traffic management unit, facilitating recording and distinguishing, ensuring the uniqueness of the names, avoiding repetition, and integrating street lamps, warning display screens, pan-tilt equipment and indicator lamp equipment in each road section, so that whether the equipment in the road section can normally operate or not can be known in real time; and S2, arrangingenvironment monitoring equipment, pan-tilt equipment and high-definition camera equipment in each road section, and integrating the environment monitoring equipment, the pan-tilt equipment and the high-definition camera equipment into a supervision department of the traffic management unit. According to the method, the meteorological change can be timely and accurately found, early warning can berapidly carried out on the traffic management unit according to the meteorological change, and the traffic management unit can rapidly confirm the information, so that drivers and passengers can be conveniently and rapidly reminded, rapid and safe driving away is facilitated, and the drivers and passengers in the road section can be reminded and prevented from driving into the road section.

The invention relates to the technical field of charging pile equipment, and provides a charging pile parking space anti-occupation monitoring system. The system comprises a charging rack, a charging cabinet, a camera assembly and an identification code are arranged on the charging rack, an electric energy converter, a control module, a charging port and a billing device are arranged on the charging cabinet, the camera assembly is electrically connected with the control module, a charging person establishes connection with the control module through the identification code, the system further comprises a supporting seat, a lifting mechanism and a supporting plate, the supporting seat is arranged on the ground plane, and a rotating hole is formed in the upper portion of the supporting seat; the lifting mechanism is arranged on the charging rack and electrically connected with the control module, and the lifting mechanism is adjusted or kept in the current state by means of the identification code and a signal transmitted by the control module; and the supporting plate is provided with a rotating rod and a hanging rod, an included angle is formed between the supporting plate and the ground plane, and a plurality of rolling shafts are rotationally arranged on the supporting plate. According to the technical scheme, the problem that vehicles with insufficient electric energy cannot be supplemented in time due to the fact that the parking space of the charging pile is occupied by vehicles without charging requirements in the prior art is solved.

The invention relates to a scooter self-walking control method and system. The scooter self-walking control method comprises: calculating the optimal path through the scooter by adopting a path optimal algorithm according to the current position information and destination information of the scooter, so that the scooter can self-walk to the destination with the minimum time consumption, and preventing the scooter from driving into a wrong path. According to the scooter, the road condition information is obtained in real time through the locally-carried environment perception sensor, the actions of advancing, retreating, steering or stopping are continuously executed, the scooter can safely and automatically walk to the destination, and the risk of traffic accidents of the scooter is greatly reduced. Manual monitoring is not needed in the whole scooter self-walking process, and automation is achieved.

The invention discloses a vehicle control method and a device and a computer program product, which can be applied to the field of automatic driving. The method comprises the steps that: controlling a target vehicle to run in an upstream turning lane, wherein the upstream turning lane is communicated with N downstream lanes through intersections, the intersection comprises M virtual lanes located between the upstream turning lane and the N downstream lanes; determining lane congestion information of each virtual lane in the M virtual lanes, wherein the lane congestion information refers to information used for reflecting the congestion degree of the virtual lanes; according to the lane congestion information of each virtual lane, selecting one virtual lane from the M virtual lanes as a target virtual lane; and controlling the target vehicle to drive into the target virtual lane, so that the target vehicle drives into one of the N downstream lanes through the intersection. According to the invention, the turning behavior of the target vehicle at the intersection without the turning diversion line is richer and more real, and the passing efficiency is effectively improved.

The invention discloses a light-operated adjusting system for tunnel lamp illumination. The light-operated adjusting system comprises a lampshade fixedly connected to the top part in a tunnel, whereina lamp body is fixedly connected to the top part in the lampshade; a conductive cavity is formed in the upper end of the lampshade; a conductive plate is slidably connected to the inner wall of the conductive cavity; the side wall of the conductive plate is fixedly connected with the inner wall of the conductive cavity through conductive rubber; a conductive strip is embedded in the inner wall ofthe conductive cavity; the conductive plate makes contact with the conductive strip; and the side wall of the lamp body is fixedly connected with the conductive strip and the conductive rubber through lead wires. According to the light-operated adjusting system, a light expansion air bag can be correspondingly stretched and contracted according to the change of light outside a tunnel, further theconductive rubber is deformed correspondingly, the resistance of the conductive rubber is changed, the illuminance of the lamp body is adjusted correspondingly, the brightness of the tunnel portal isclose to the outside, the black hole effect and the white hole effect are reduced when an automobile runs into or out of the tunnel, and safety accidents are reduced.

The present invention provides a method and device for processing road congestion information. In the present invention, after the first roadside unit receives the second roadside congestion information obtained from the second vehicle by the second roadside unit through the V2X technology, it can pass the V2X technology, sending the second road congestion information to the first set of vehicles connected to itself. Since the second roadside unit and the first roadside unit are arranged at successive intersections, and the transmission speed of V2X technology is relatively fast, the first vehicle can change lanes in time when it knows that the nearest intersection ahead is congested. , to avoid driving into congested intersections. Compared with the prior art, the driver of the vehicle can only understand the road congestion state of the specified number of kilometers ahead. In most cases, when the driver travels to the road of the specified number of kilometers ahead, the road In the case that the congestion state of the traffic has changed, the real-time performance is high.

The invention discloses an automatic detection system for tire blowout and undervoltage of an unmanned vehicle. The vehicle deviation detection module judges whether the vehicle is deviation; the vehicle body attitude abnormality detection module judges whether the body posture is abnormal; The detection module and the body posture abnormal detection module judge whether the tire is in an abnormal state of puncture or underinflation; after the alarm module detects the abnormal state information transmitted by the tire pressure detection module, it transmits the abnormal information to the remote platform, and at the same time controls the vehicle to stop safely . The advantage is that the detection system proposed in this patent does not require high-cost tire pressure monitoring sensors, and only needs to obtain existing information from the vehicle. The abnormal phenomenon of the attitude of the tire is monitored. At the same time, when a tire burst occurs, the driving direction can be corrected in time to prevent the vehicle from entering the reverse lane or leaving the road.

The invention discloses an automobile safety protection method and device, which belongs to the technical field of automobiles. The method includes: acquiring a radar detection signal, which includes a radar detection signal in the vehicle's direction of travel; determining the road surface depth in the vehicle's direction of travel based on the radar detection signal; when the road surface depth in the vehicle's direction of travel is greater than a threshold, output safety Protection signal, safety protection signal is used to prevent vehicles from traveling in the direction of travel of the vehicle. By setting up a radar to scan in the direction of vehicle travel, the radar detection signal is obtained, and the depth of the road surface in the direction of vehicle travel is determined based on the radar detection signal. Based on the relationship between the depth of the road surface in the direction of vehicle travel and the threshold, it is judged whether there is anything in front or behind the vehicle. Cliffs, stairs or larger potholes, etc. When there are cliffs, stairs or large potholes, a safety protection signal is output to prevent the vehicle from driving and enhance the safety of the vehicle.

The present invention discloses a working method of a real scene navigation system. The navigation system comprises a navigation device and an imaging device. The working method comprises that when a vehicle drives according to a preset navigation path, the imaging device follows the vehicle and real-timely shoots the real-time image around the current vehicle; if a complex intersection exists in front of the vehicle, a processor module matches the real-time image and the street scene image of corresponding position and pre-stored in a data memory, combines the preset navigation path, and determines the position, the road and the right driving direction of the current vehicle; and a display module is controlled to display the corresponding navigation images, wherein the real-time image in front of the current vehicle, and the vehicle driving direction matched with the navigation path and labeled by the arrow are contained in the navigation image.