Class / Patent application number | Description | Number of patent applications / Date published |
340935000 | Discriminates vehicle direction | 27 |
20080297374 | VEHICLE IMAGING SYSTEM AND VEHICLE CONTROL APPARATUS - A vehicle imaging system includes an imaging device that images at least a part of an area around a vehicle; and a visible light attenuation device that attenuates part of visible light that enters the imaging device. The imaging device includes an imaging element that converts both of the infrared light and an infrared ray to electric signals. The imaging device outputs both of image data produced based on the electric signal to which the visible light, which has entered the imaging device without passing through the visible light attenuation device, has been converted, and image data produced based on the electric signal to which the infrared ray, which has passed through the visible light attenuation device, has been converted. | 12-04-2008 |
20080303696 | Host vehicle moving area acquisition device and acquisition method - A movable area acquisition ECU 1 compares a possible path for a host vehicle and a predicted path of another vehicle in a travel area of the host vehicle with each other to obtain a possibility of collision between the two vehicles, thus computing a degree of danger to the host vehicle. If the degree of danger to the host vehicle exceeds a predetermined threshold, the travel area is extended and then a degree of danger to the host vehicle is computed and acquired. | 12-11-2008 |
20080309516 | METHOD FOR DETECTING MOVING OBJECTS IN A BLIND SPOT REGION OF A VEHICLE AND BLIND SPOT DETECTION DEVICE - A method for detecting moving objects In a blind spot of vehicle is provided, comprising: taking a sequence of images of said blind spot region, partitioning each of said images of said sequence into blocks, identifying moving blocks which have moved between consecutive images of said sequence, determining a direction and a distance of said movement of said moving blocks; grouping adjacent moving blocks, for which directions within a predetermined direction interval and distances within a predetermined distance interval have been determined, and determining said moving objects based on said step of grouping. A corresponding blind spot detection device is provided as well. | 12-18-2008 |
20090051568 | METHOD AND APPARATUS FOR TRAFFIC CONTROL USING RADIO FREQUENCY IDENTIFICATION TAGS - A computer implemented method, apparatus, and computer usable program code for controlling traffic. A set of vehicles is monitored moving from one radio frequency identification tag sensor to another radio frequency identification tag sensor in a network of radio frequency identification tag sensors to detect movement of the set of vehicles. A set of traffic patterns is identified in response to detecting the movement of the set of vehicles. A determination is made as to whether a traffic pattern in the set of traffic patterns is a delayed traffic pattern. In response to a determination that the traffic pattern in the set of traffic patterns is the delayed traffic pattern for a traffic control light at an intersection, the timing of the traffic control light is changed to increase traffic flow through the intersection. | 02-26-2009 |
20090219172 | Method and Device for the Multi-Technology Detection of Vehicles - Method of detecting vehicles on at least one stretch of a carriageway implementing at least two types of detection chosen from:
| 09-03-2009 |
20100033349 | System and method for railway vehicle detection - A system and method for detecting the railway vehicle with a plurality of RFID readers and tags are disclosed. Railway vehicle directional movement on specific track can be detected and updated by the RF communication of the readers and tags. The railway system also includes a computer which monitors a couple of RFID readers for the real-time railway vehicle position. Intelligent detection algorithm is implemented in the reader to identify specific railway vehicle, on a particular track for at least one track in bidirectional or parallel direction. For encoding the data, each RF tag is of unique ID and the RF signal is encrypted. | 02-11-2010 |
20100134322 | APPARATUS AND METHOD FOR DETECTING VEHICLES - An apparatus for detecting a vehicle includes a magnetic sensor that continuously obtains a magnetic signal varied due to movement of a vehicle; a gradient detecting unit that detects a gradient of the magnetic signal based on the obtained magnetic signal; and a vehicle status transitioning unit that generates status transition information of the vehicle based on the detected gradient. The apparatus further includes a vehicle coming-in/out determining unit that determines coming-in or coming-out of the vehicle based on the vehicle status transition information. | 06-03-2010 |
20110080306 | DEVICE AND METHOD FOR DETERMINING THE DIRECTION, SPEED AND/OR DISTANCE OF VEHICLES - The invention relates to the determination of direction, speed and/or distance of vehicles on a roadway by means of a sensor, which operates according to the light-section procedure and is directed onto the roadway, for recording the surface contour of a vehicle, and an evaluation unit, which is connected to the sensor and determines the direction, speed and/or distance of the vehicles therefrom. | 04-07-2011 |
20120286974 | Hit and Run Prevention and Documentation System for Vehicles - Systems and methods provide a vehicle hit-and-run prevention and documentation method and system that warn approaching vehicles that pose a collision threat and document the occurrence of a collision. Embodiments use vehicle proximity sensors in conjunction with vehicle video cameras to detect an approaching object, determine the likelihood of collision and if likely, record video data. | 11-15-2012 |
20130009791 | VEHICLE DIRECTION IDENTIFICATION DEVICE, VEHICLE DIRECTION IDENTIFICATION METHOD AND PROGRAM THEREFOR - A vehicle direction identification device includes: a frequency analysis unit which analyzes amplitude or phase of surrounding sound in each analysis section; a sound source direction identification unit which identifies a sound source direction included in the surrounding sound for each analysis section; a vehicle identification information storage unit which stores first vehicle identification information including a first threshold value; a first vehicle identification unit which calculates a rate of occurrence of each sound source direction and identifies the sound source direction whose rate of occurrence is equal to or exceeds the first threshold value; a second vehicle identification information calculation unit which calculates second vehicle identification information including a second threshold value smaller than the first threshold value; and a second vehicle identification unit which identifies the sound source direction whose rate of occurrence is equal to or exceeds the second threshold value. | 01-10-2013 |
20130033386 | VEHICLE MONITORING & IDENTIFICATION SYSTEM - A vehicle monitoring and traffic enforcement system in which a wireless communication device is associated with motor vehicles. The device will transmit vehicle identification data which is relayed to a database which maintains current information concerning insurance law compliance, motor vehicle registration and licensing compliance, traffic citations and other information If a violation or compliance failure is noted, this is transmitted to a law enforcement agency and a nearby law enforcement vehicle A law enforcement officer may be required to pursue the vehicle depending on the violation and traffic conditions The system uses GPS and GIs technology to provide law enforcement with a real time display which will not only show the vehicle being tracked but also a map of the area showing roads, traffic conditions and even the location of other law enforcement or emergency vehicles so that officials may make a safe and fast response to situations | 02-07-2013 |
20130154855 | VEHICLE DETECTION APPARATUS AND METHOD USING MAGNETIC SENSOR - The vehicle detection apparatus includes a communication unit, a magnetic sensing unit, a calibration information generation unit, a vehicle detection unit, and a control unit. The communication unit receives information about movement of a reference vehicle from a central management center. The magnetic sensing unit senses the change in a magnetic field attributable to the movement of a vehicle, and generates a magnetic signal. The calibration information generation unit generates calibration information. The vehicle detection unit calibrates the change in the magnetic signal attributable to movement of an actual vehicle based on the calibration information, and detects the movement of the actual vehicle. The control unit controls the above units, and sets the mode to calibration information generation mode in order to generate the calibration information and to vehicle detection mode in order to sense the movement of the actual vehicle. | 06-20-2013 |
20140009310 | METHOD FOR DETECTING A WHEEL OF A VEHICLE - A rotating wheel of a vehicle is detected by evaluating the Doppler shift of a measuring beam, which is emitted by a detector unit passed by the vehicle, and is reflected by the wheel and returned in Doppler-shifted form. In a relative position to the wheel, the vehicle comprises an onboard unit, which can establish radio communication with a transceiver having a known location in the detector unit. The direction and distance of the onboard unit from the transceiver are measured on the basis of at least one radio communication between the same. The radiation direction or radiation position of the measuring beam is controlled in accordance with the measured direction and distance and taking into consideration the aforementioned relative position and location. | 01-09-2014 |
20140009311 | METHOD FOR DETECTING A WHEEL OF A VEHICLE - A rotating wheel of a vehicle is detected by evaluating the Doppler shift of a measuring beam emitted by a detector unit passed by the vehicle, reflected by the wheel and returned in Doppler-shifted form. In a relative position to the wheel, the vehicle comprises an onboard unit, which can establish a radio communication with a transceiver having a known location in the detector unit. The direction and distance of the onboard unit from the transceiver are measured on the basis of at least one radio communication between the same. The radiation direction or radiation position of the measuring beam is controlled in accordance with the measured direction and distance and taking into consideration the aforementioned relative position and location. The relative position is stored in the onboard unit and is read from the onboard unit by way of a radio communication for the purpose of the aforementioned consideration. | 01-09-2014 |
20140015693 | REAR CROSS TRAFFIC ALERT DEVICE - Provided is a rear cross traffic alert device that allows a driver to understand that notification of the presence of an object (another vehicle, etc.) in an area directly behind the vehicle cannot be notified. The rear cross traffic alert device provided on a vehicle includes: an object detection section configured to detect the presence of an object laterally behind the vehicle; a movement determination section configured to determine whether or not the object has entered a predetermined area in a detection area in which the object detection section can detect the presence of the object; and a notification control section configured to stop notification when the movement determination section has determined that the object has entered the predetermined area. | 01-16-2014 |
20140132426 | MANAGING VEHICLE DETECTION - A method, system or computer usable program product for a wireless unit of a first vehicle detecting and locating other nearby vehicles including emitting a first short range wireless signal with the first wireless unit, the first wireless signal including a first unique identifier and a first location of the first vehicle, detecting a second short range wireless signal of a second wireless unit of a second vehicle without the first wireless unit establishing a connection with the second wireless unit, the second wireless signal including a second unique identifier and a second location of the second vehicle, and computing a relative location of the second vehicle from the second wireless signal. | 05-15-2014 |
20140159925 | SYSTEM AND METHOD FOR MULTIPURPOSE TRAFFIC DETECTION AND CHARACTERIZATION - A method for tracking and characterizing a plurality of vehicles simultaneously in a traffic control environment, comprising: providing a 3D optical emitter; providing a 3D optical receiver with a wide and deep field of view; driving the 3D optical emitter into emitting short light pulses; receiving a reflection/backscatter of the emitted light, thereby acquiring an individual digital full-waveform LIDAR trace for each detection channel of the 3D optical receiver; using the individual digital full-waveform LIDAR trace and the emitted light waveform, detecting a presence of a plurality of vehicles, a position of at least part of each vehicle and a time at which the position is detected; assigning a unique identifier to each vehicle; repeating the steps of driving, receiving, acquiring and detecting, at a predetermined frequency; tracking and recording an updated position of each vehicle and an updated time at which the updated position is detected. | 06-12-2014 |
20140232566 | SYSTEM AND METHOD FOR TRAFFIC SIDE DETECTION AND CHARACTERIZATION - A method for detecting a vehicle comprising: providing a multi-channel scannerless full-waveform lidar system operating in pulsed Time-Of-Flight operation oriented towards a surface of the roadway to cover the detection zone; providing at least one initialization parameter; emitting pulses at an emission frequency; receiving reflections of the pulses from the detection zone; and acquiring and digitalizing a series of individual complete traces at each channel of system; identifying at least one detection in at least one of the traces; obtaining a height and an intensity for the detection; determining a nature of the detection to be one of an environmental particle detection, a candidate object detection and a roadway surface detection; if the nature of the detection is the candidate object detection, detecting a presence of a vehicle in the detection zone. | 08-21-2014 |
20140320320 | VEHICLE DETECTING SYSTEM AND METHOD - A vehicle detecting system, a vehicle detecting method adapted for a vehicle, and a computer-readable storage medium encoded with a computer program are disclosed. The system controls two cameras to capture images in the front of the vehicle and at the back of the vehicle respectively, according to a speed and a direction of the vehicle. The system further determines whether or not two images from each camera are the same, if the two images from each camera are different, the vehicle is in a dangerous driving condition, and when times of the dangerous driving condition within a preset time period reaches a preset value, the system outputs a warning to prompt a driver. | 10-30-2014 |
20140354454 | detecting travel of a vehicle in an impermissible driving direction - A method and a device for detecting travel of a vehicle in a traffic lane or on a roadway in an impermissible driving direction, at least one turnoff or exit ramp/entrance ramp being detected by checking on which side of the traffic lane or of the roadway the turnoff is detected, and the detection of the travel in the traffic lane or on the roadway in an impermissible driving direction being carried out as a function of a comparison of the detected side with the side which is expected during travel in the traffic lane or on the roadway in a permissible driving direction. | 12-04-2014 |
20150130643 | METHOD AND ON-BOARD UNIT FOR WARNING IN CASE OF WRONG-WAY TRAVEL - A method is disclosed for warning in case of wrong-way travel of a vehicle on a directional carriageway by means of an on-board unit carried by the vehicle, said on-board unit determining its position and direction of movement in a satellite-assisted manner, comparing the latter with a target direction of movement stored in a digital road map for this position and outputting a warning message when detecting a wrong-way travel, comprising: for a temporary change in course of a section of the directional carriageway, providing a radio beacon arranged upstream to said section and having a local radio coverage range; when the on-board unit enters the radio coverage range of the radio beacon, receiving a message sent by the radio beacon concerning the change in course in a transceiver of the on-board unit; and detecting the wrong-way travel depending on the received message. | 05-14-2015 |
20150145699 | METHOD AND CONTROL DEVICE AND DETECTION DEVICE FOR RECOGNIZING AN ENTRY OF A MOTOR VEHICLE INTO A TRAFFIC LANE OPPOSITE A DRIVING DIRECTION - In a method for recognizing an entry of a motor vehicle into a traffic lane of a road opposite a driving direction of the traffic lane, a stop line of the traffic lane is detected and a wrong driving direction of the motor vehicle is recognized if the motor vehicle has crossed the stop line upon entry into the traffic lane. | 05-28-2015 |
20150302745 | VEHICLE OR MOVING OBJECT DETECTION - The present application relates to the detection of moving vehicles and other objects, in particular though not exclusively for the application of switching stationary charging pads for moving electric vehicle charging. There is provided an electric vehicle detecting apparatus for switching a charging pad for charging a vehicle transmitting a locating signal, the apparatus comprising two sensors separated in the direction of travel of the vehicle, and a detector arranged to detect the vehicle by comparing the locating signals received by each of the two sensors. | 10-22-2015 |
20150356871 | HIGHLY ACCURATE SYSTEM FOR WRONG-WAY DRIVING DETECTION AND DETERRENCE - The present invention is a highly accurate detector system for detecting and responding to wrong-way driving incidents. An optimum configuration and combination of sensors gather data corresponding to predetermined vehicle movement test parameters; a set number of parameter deviations from pre-determined thresholds will initiate various sensor signals. The sensor signals may be transmitted to the computer processor, which may in turn produce a range of system outputs. In various embodiments, system outputs may include but are not limited to outputs activating other system components, outputs initiating data storage and analysis, and outputs interfacing and communicating with other systems. | 12-10-2015 |
20160027298 | ACCELEROMETER INTEGRATED WITH DISPLAY DEVICE - A driver assist system incorporated in a display device is disclosed. The system comprises an accelerometer and a controller in communication with the accelerometer. The controller is configured to receive at least one acceleration signal from the accelerometer and calculate a direction of rotation of the display device. The direction of rotation is utilized by the controller to calculate a drive side of the vehicle. | 01-28-2016 |
20160125734 | METHOD AND APPARATUS FOR DETERMINING ROAD NETWORK LANE DIRECTIONAL CHANGES - A method, apparatus and computer program product are provided for determining road network lane directional changes. In the context of a method, the method includes receiving traffic data for a predetermined period of time, mapping the traffic data to a road network to create a traffic data map, determining a direction of travel for one or more road network lanes based on the traffic data map, and determining, using a processor, if the one or more road network lanes change direction based on the direction of travel over the predetermined period of time. | 05-05-2016 |
20180025648 | Vehicle Monitoring & Identification System | 01-25-2018 |