352 results about "Driveway" patented technology

The invention relates to a road traffic control method and corresponding traffic facilities. The method includes: setting roads mounted or vehicles mounted devices for controlling queens passing; setting associated traffic facilities which assist controlling queens; guiding, including and controlling to vehicle flows in various directions by the above devices and facilities; arranging the vehicle queens into sequential array at the same time or by turns in roads and crosses according to preset procedure. By the method, the vehicle flows can pass continuously or non-continuously without crossing or with less crossing in multi-driveway road. The invention has small investment, wide application and can greatly improve the cross passing ability.

An outdoor light system comprising a plurality light elements linked to a central controller. Each light element include a translucent shell, plurality of LEDs positioned so as to emit a light show through the shell A compartment for receiving and securing a replaceable volatile active cartridge and a heater for enabling the device to effectively emit an active ingredient from the cartridge when the cartridge is secured in the compartment. A white light source may be provided in each device as a source of illumination along with the LEDs The devices can be used as white light sources, for displaying a coordinated colored light shows, for displaying colored light schemes and for volatile active emission. The devices of disclosed the system may include an acoustic transducer for producing light and sound shows. The device may also include a light sensor, a motion detector and/or a microphone or acoustic receiver thereby enabling the light and sound shows to be dependent upon ambient light intensity, motion detection and/or ambient noise. The devices and systems are suitable for outdoor home lighting, porch and deck lighting and path/driveway lighting.

The invention discloses a driving path planning method for vehicle navigation. The method comprises a road cutting system, a driving time computing system and a driving path optimization system. The method is characterized in that the road cutting system comprises a data analysis system and a driving scheme planning system, and cutting the driving path into traffic lights, crossroads and road sections which are formed by using places where the speed limit, driveway number and road name change as the nodes; the vehicle driving path is composed of the road sections, and the road sections in the driving path are numbered; when traffic jams, traffic accidents, road blocks and other conditions appear in the driving path, the real-time traffic conditions change, and the original planned path is possibly not the fastest path; and the path is replanned to select the fastest path as the optimal driving path, thereby enhancing the navigation efficiency and saving the time.

The invention relates to a single-point self-organization traffic signal controlling method based on a wireless sensor network. The method comprises the following steps: (1) a vehicle node is arranged in the interior of a running vehicle, information collecting nodes are arranged at a road side, and converging nodes are arranged at a crossroad; (2) (Eta, Theta) represents a driveway where the vehicle is in, and every driveway is allocated with a phase p(Eta, Theta) to construct a candidate phase set; (3) traffic data is collected in real time; (4) discrimination is carried out on traffic status of the crossroad, if a non-congestion status is discriminated, an original single time allocation scheme is implemented, but if not, Step (5) is carried out; (5) when waiting time of a certain direction exceeds the upper limit of waiting time, the flow direction with maximum waiting time is selected as a key flow direction which is otherwise determined by calculating pkey (Eta, Theta), green light time is allocated for a planned release phase where the key flow direction is and the wayleave of a green light is granted. The method can provide real-time accurate traffic data detection and realize good controlling result in traffic jams.

The invention provides an expressway journey time prediction method. According to the speed and flow information of each driveway obtained by a detector arranged on an expressway, calculation and prediction of journey time can be realized. The expressway journey time prediction method comprises the following steps: firstly, according to the position of the detector, the expressway is divided into a plurality of sections in space; by information obtained by the detector in one section, average speed of a detected section is calculated, and the future value of speed is predicted by a neural network; a data fusion method is adopted to carry out speed fusion for the detected section, thereby obtaining the space average speed of the section; and then the journey time of the section is calculated by a space-time discrete method; journey times of all sections are calculated in turn and are added up to obtain the journey time of the entire expressway. The expressway journey time prediction method can predict the journey time of an expressway so as to guide vehicles to make reasonable use of the expressway during going out, thereby playing an important role in relieving traffic congestion in large cities.

The invention provides a method of measuring the vehicle distance based on binocular vision. Required parameters are obtained by adopting a self-adapting front vehicle distance measurement system of stereoscopic vision, which comprises a camera unit used for shooting traffic information ahead. The camera unit comprises a first camera C1 and a second camera C2; the coordinate system of either camera in the camera unit is taken as the world coordinate system of the whole measurement process, the photo-center of the camera is taken as the origin of the world coordinate system and is noted as 0, the positional relation between the two cameras in the camera unit is calibrated, and the size of the driveway area and the traffic lane line information of the vehicle are obtained and noted as S1, thus improving the measurement accuracy and ensuring the driving safety.

The invention relates to a control method for an electronic charging system without a stop of a vehicle. The control method comprises the following steps: step 1: a driveway controller communicates with a vehicle-mounted electronic tag responder to complete a withdrawing transaction, and the driveway controller stores vehicle data and the transaction record to a vehicle information storage unit; step 2: when a vehicle travels through an earth induction coil of an entrance, the driveway controller adds the vehicle data and the transaction record in the vehicle information storage unit to a vehicle queue storage unit, and sets up the status of an external executive equipment according to the data of the vehicle queue storage unit; step 3: when the vehicle approaches an earth induction coil of an exit, the driveway controller reads the data of the vehicle queue storage unit and sets up the status of transportation lights and the content of an information displaying screen according to the data; step 4: when the vehicle leaves the earth induction coil of the exit, the driveway controller writes in the passing record of the vehicle to a hard disk for storage, and sets up the status of the external executive equipment according to the data of the vehicle queue storage unit. The method of the invention has the advantages of good universality, is beneficial to nationwide networking management and enhances the using efficiency of highways.

The invention relates to a geomagnetic detection-based self-organizing intelligent signal control method. The method comprises the following steps that: (1) a vehicle detector detects the traffic flow of each driveway entrance of an intersection and uploads traffic flow data to a signal controller or a background in real time; and (2) the signal controller or the background calculates the average saturation X of each signal phase driveway of the intersection, and controls traffic lights according to the average saturation X. In the method, the vehicle detector detects the traffic flow and uploads the traffic flow information data to the signal controller, and the signal controller calculates the average saturation X of each signal phase driveway of the intersection and controls the traffic lights by adopting a corresponding control mode according to different average saturation X. The method fully utilizes the time of green light, and can effectively eliminates a green light emptiness phenomenon of the intersection and improve traffic efficiency.

The invention integrates the functionality of: kerbs, gutters, pathways, into a surface accessible networked utility ducting system and a a rain and run-off water management system.

It is comprised of a base section formed a combination of one or more open topped utility access channels, an open topped water catchment channel, a slopped flange and one or more open sided access and or open topped feeder line distribution channels.

The invention includes features for the isolation of electric power channels from contact with other utilities such as gas, water, or communications.

The invention includes features for, integration with existing stormwater systems such as overflow points.

The invention provides utilities access pathway all the way to an end users premises with minimal need for digging or disturbance of footpaths or paved surfaces this is a major improvement upon the prior art which tranforms the economics of surface accessible utility ducting systems.

The invention includes covers, which are interchangeable, may take various forms, such as a pavement and kerb, a driveway ramp or a wheel chair access ramp. This allows the invention to be economically adapted to changes in kerb requirements as changes to the pathways and kerbs occur along their length and as requirements change over time, this solves the problems associated with the prior art which can not be readily adapted to all the variations found in kerbs and gutters along the length of the kerb and pavement or as they occur over time.

The invention enables rain and run-off water to be isolated from contamination and managed to preserve its value and usefulness.

The invention lowers the cost of, and, increases the speed, of new service deployment thereby overcoming the major economic barriers to market entry of new distributed utility services.

The invention is to be manufactured in most cases as precast modules. The channels, lids, access boxes are linked by flexible interstitial joints which enable the system so formed to change direction to conform with the contours of the landscape in which it is located. In most cases the material of construction will be a dense, reinforced material such as concrete. When so constructed the invention will resist the effects of earthquakes, cyclones, flooding, tornados, and tsunamis.

The invention relates to a system for controlling intersection traffic and leading current direction, which comprises a central control unit, a local signal acquisition unit, a remote signal acquisition unit, a traffic light control unit and a travel direction control unit, wherein the central control unit is connected with a parameter setting input device; the local signal acquisition unit is used for acquiring vehicle travel condition signals of each driveway; the remote signal acquisition unit is used for receiving remote signals; and the central control unit performs optimization computation of traffic control under the support of a preset program, automatically generates traffic light control mode parameters and driveway travel direction mode parameters in corresponding states, and controls the operating states of traffic lights and the display states of driveway travel direction displays. According to traffic conditions of different road sections and roadways, the system can automatically adjust control parameters of the traffic lights and automatically adjust the travel direction of each driveway at an intersection so as to improve the overall traffic capacity of the intersection and urban roads.

The invention relates to a frequency domain vehicle detecting method based on a single-frequency continuous wave radar, which belongs to the technical field of intelligent traffic vehicle detection. The method comprises the following steps of: installing a radar on a road in the forward direction; establishing an x-h coordinate system; carrying out time frequency analysis on a single-frequency continuous wave time domain radar signal to obtain an image of the Doppler frequency of an echo signal, wherein the Doppler frequency is changed along with time, fd is the Doppler frequency of a reflection echo of a vehicle scattering center, and v is vehicle relative speed; starting detection from an S0 state, firstly, detecting a starting point Ps; detecting a middle point Pm; finally detecting a terminal point Pe and returning a detecting state from S2 to S0; and after entering each state Si, accumulating retaining time in Si by the detecting method to obtain vehicle detecting information. The invention can effectively reduce noise interference and the influence of a vehicle at a lateral driveway on a detecting result, decrease target splitting caused by intensity fluctuation of the echo signal, improve the estimating precision of vehicle entrance time and ensure that the overall performance of the other following methods is enhanced.

The invention provides an all-pass method to locate roads of crossways, control signal lamps and traffic. It realizes all-pass of crossroads, which shortens the waiting time of vehicles, improves the traffic capacity and amends the phenomena of traffic jam. All-pass allows six kinds of vehicles on to-from roads (coming and going vehicles both contain three driveways of straight-going, left and right turning) transiting simultaneously. The invention arranges vehicles needing left turning on left side of roads when they entry the crossroads. When green light is started, the left-turning vehicles have no conflict with the straight-going ones, which realizes the all-pass on the six directions of the crossroads without cross of different directions. It can arrange left-turning vehicles into the left driveways in the time for another vehicles controlled by red light without adding waiting time. With a unique design of driveways, the invention makes use of vacancy of vehicle on converse driveways in red-light waiting time and matches corresponding control to realize all-pass. It shortens the waiting time of vehicles at crossroads, improves the traffic capacity and amends the phenomena of traffic jam.

The invention discloses a method for precisely obtaining vehicle speed by video, which is essentially characterized in that: 1. a measuring vidicon is needed to be arranged right above driveways to be measured; 2. road surface is needed to be treated, which comprises drawing a plurality of stripes that have the same direction with vehicle driving direction and drawing two horizontal marker lines at two ends of the stripes; a main unit continuously scans the stripes to obtain speed and scans the horizontal lines to obtain evidence whether arranging position offsets or not; 3. the invention also makes uses of a characteristic that time interval of video signals each time is the same and uses light filling measure.

This invention relates to a kind of day and night video vehicle detecting compartment's switch method, belong to aptitude trafficking technosphere. The invention by setting operational area that is able to cover whole road's each driveway, to obtain attributive information of road's variations brightness velocity form digital image, and by this to judge when processing day and night test method compartment's switch. In addition , this method divide one day into early morning early morning, day, evening and nighttime four stage; take sunrise and sunset time as reference point to set sunrise and sunset two transient time section; the switch method only function at transient time section, by multi- sensor's complementarily information confluent strategy, to solve problem of two vehicle instrumentation method's low detecting rate at day and night transient time section.

The invention discloses an automatic detection method of three-dimensional integrated-highway traffic incident, and has a fast speed and low rate of missing report. The invention has the technical proposal that whether alarming signals are sent out or not is determined by the analysis on the detected data form an expressway detector; and the detail steps are that firstly, the system can be initialized to read the driveway flow- the value of the speed valve, the driveway share- the value of the flow valve, driveway speed- the value of the share valve; secondly, the energy utilization sign can be started; thirdly, the real-time data of the traffic flow can be read, and data of all detectors can be read respectively; fourthly, a horizontal dimension, namely, the driveway flow-speed calculation module, a time dimension, namely, the driveway share-flow calculation module, a vertical dimensional detection module, namely, the driveway flow-speed calculation module, and a integrated judgment module can be used for judging based on the data of all detectors; finally, whether an alarming device is proposed to start to give an alarming signal is determined according to the judgment results.

The invention discloses a video-based driveway automatic identification method, which relates to a road identification method of accumulated frame-difference technology. The method mainly introduces a neural network as a classifier and uses the neural network and the frame-difference technology in combination to identify driveway positions and detect vehicles. Compared with the traditional road identification method which has the problems of complicated process, susceptibility to interference and unsatisfactory identification effect, the method provided by the invention uses learning, association and fault tolerance of the neural network to eliminate disturbances in frame-difference images, improves the accuracy of driveway position identification and provides a basis to automatically mark detection-line positions for the following vehicle detections.

The invention provides a military police and ETC mixing driveway system and a charging method thereof. The driveway system comprises a master controller, road side read-write equipment, an automatic barrier, a vehicle detecting sensor and a charge displayer, and is characterized by also comprising a license plate identifier connected with the master controller, wherein the vehicle detecting sensor comprises a communication zone vehicle detecting sensor for judging whether a vehicle enters a communication covering zone or not and simultaneously activating the license plate identifier to identify a license plate, and a pole-dropping vehicle detecting sensor for judging whether the vehicle departs from a charging driveway or not. The charging method is used for automatically identifying and judging the class of the vehicle according to the position and the transaction state of the vehicle and provides foundation for a system control strategy to respectively provide relevant pass treating services for a military police vehicle and an ETC vehicle. The invention can meet the pass of different kinds of vehicles, meet the requirements of free and rapid pass of the military police vehicle and also realize the normal treatment of the vehicle of an ETC user so as to enhance the utilization rate of the driveway.

A driveway security sensor having a ground-engaging member connected to a housing body. The ground-engaging member substantively has the shape of a slake. A swivel member is pivotally connected to the housing body, and a motion sensor is connected to the swivel member.

The embodiment of the invention provides an electronic toll collection (ETC) system based on complete vehicle weighting. The ETC system comprises a vehicle weighting platform, an RSU (Remote Subscriber Unit), and a driveway controller, wherein the vehicle weighting platform is used for collecting the weighting information of a vehicle which is provided with an OBU (on board unit) and collecting the real-time position information of each axle of the vehicle, and the information of the type of the vehicle, and transmitting the weighting information, the real-time position information of each axle of the vehicle, and the information of the type of the vehicle to the driveway controller when the vehicle runs; and the RUS is used for searching OBU information of the vehicle, and transmitting the OBU information to the driveway controller. According to the electronic toll collection system based on complete vehicle weighting, the vehicle weighting platform is in combination with the conventional ETC electronic toll collection system, thus, an automatic collection system integrating weighting and ETC is obtained; and a common ETC driveway is provided for trucks and passenger cars; and the passing efficiency of a highway is greatly improved.

The invention discloses a traffic signal phase position configuration system, which includes a road junction canalization image module, a lamp group module, a driveway-lamp group correlation chart, a lamp group setting module and a phase position configuration module, wherein the road junction canalization image module is provided with one or more types of road junction canalization images, and each road junction canalization image includes a driveway; the lamp group module is provided with a plurality types of lamp groups; the driveway-lamp group correlation chart includes a driveway identifying code, a lamp group type identifying code and a lamp group priority and correlation state; the lamp group setting module is used for receiving a lamp group selection command from a user and outputting a lamp group setting information of a road junction; and the phase position configuration module is used for receiving a traffic signal phase position configuration operating command from the user, so as to perform traffic signal phase position configuration of a road junction selected by the user and output lamp group states of main phases of sequence numbers at the road junction. The traffic signal phase position configuration system provided by the invention combines the traffic sign control and road junction canalization images, truly realizes the traffic signal phase position configuration through configuring driveway discharging state on the road junction canalization image, and is intuitional and convenient.

The invention relates to a signalized intersection delay measuring method based on a bisection detector, comprising the following specific steps of: obtaining the time when a first vehicle stops at an intersection in a signal period and the vehicle information of vehicles driving away from a stop line in a green light period from detection data at the stop line after one signal period is finished; reckoning the two approximate times the first vehicle and a last vehicle pass through an upstream detector at an entrance passage according to the stopping time of the first vehicle and the time the last vehicle passes through the stop line and the running time of the free stream; screening out the vehicle information data within the time range, the time ends of which are the two approximate times; and selecting reasonable data as the paired time of the vehicle, which drives away in the period, when passing through a remote end detection section according to driveways and vehicle type information. The difference value of the running time of each vehicle in two sections and the running time of the free stream is the delay of the vehicle at the intersection. The invention has the advantages of simple and convenient calculation, good real time performance, high fault tolerance on the detection data and the like.