513 results about "Driver safety" patented technology

The method and device help avoid traffic accidents and violations through significant enhancing safety and convenience of driving by providing a far better rear and side observation including in darkness, and reliably prevent, if an accident / violation occurs, from misjudging, owing to an unbeatable legal evidence through recording the objective pattern of the accident / violation . It is accomplished by positioning into a vehicle an onboard digital camera having at least one lens with a photo-receiver, shooting permanently the surroundings at an predetermined frequency, showing images captured on at least one onboard screen, and making the running sequence of images through digital memory so that a latest image captured is recorded and stored in digital memory expelling an oldest one and the overall amount of the images and, hence, duration of time recorded does not change. When responding to an accident / violation, at the instant of occurrence plus a predetermined delay, shooting stops (either automatically by an impact of a collision, or manually), and digital memory retains the congealed sequence of images just before, during, and shortly after the event.

A method for enhancing driver safety through body position monitoring with remote sensors, and furnishing feedback in response to vehicle motion, driver activities, and external driving conditions, wherein the method includes: monitoring and characterizing signals from at least one sensor mounted on the body of a driver; monitoring and characterizing signals from at least one vehicle mounted sensor; determining driver activity based on disambiguating the signals from the driver and vehicle mounted sensors; providing feedback to the driver based on the determined driver activity, vehicle motion, and external driving conditions; and wherein the feedback is employed to modify driver behavior and enhance driver safety.

Systems and methods are disclosed for establishing a mobile network in which each mobile unit, such as a car, becomes a node able to receive and transmit a wide variety of information, including for example, traffic conditions, vehicle mechanical / electrical status, interactive game playing information, streaming audio and video, email, and voice mail. In one aspect, multi-sensor fusion technology is used to determine the best value of a monitored variable, for example, the real time locations of each mobile unit, that may be communicated to others via the network. In addition, a new method of traffic control using real time traffic positioning and density data is disclosed. Further, methods and systems for enhancing driver safety are disclosed. In another aspect, the system may use a unique secure dynamic link allocation system to improve the information transfer from one node (mobile unit) to another and to other networks, such as the Internet.

A safety system determines a correspondence between a vehicle and an upcoming traffic signal, and predicts a state of the traffic signal when the vehicle is expected to reach the signal's location. Based on proximity to the signal and speed of the vehicle, the system provides a warning if it determines that the vehicle is likely to proceed contrary to the signal (e.g., a driver is likely to run a red light). The warning is issued to the vehicle about to illegally enter the intersection, to other nearby vehicles and pedestrians, and to the traffic signal itself.

The invention provides an active-lane-changing collision-avoidance control method and device based on vehicle-vehicle coordination and belongs to the technical field of intelligent traffic / automobile active safety control. The active-lane-changing collision-avoidance control device comprises a vehicle-vehicle communication unit, a distance measuring sensor, a three-axis acceleration sensor, a vehicle speed sensor, an electronic control unit, an ESP control unit, a driver auxiliary operation unit, a tail lamp control unit and a vehicle inner warning unit. According to the active-lane-changing collision-avoidance control method, surrounding vehicle information is obtained through the vehicle-vehicle communication unit, the safety distance between a vehicle and a front vehicle on the same lane and the safety distance between the vehicle and a front vehicle on the side lane are determined; then, whether the vehicle meets the coordinated lane-changing collision-avoidance requirement is judged, if yes, the expectant lateral and the longitudinal acceleration of the vehicle is calculated, and control over the direction and the speed of the vehicle are conducted, and if not, lane-changing danger warning is conducted. By the adoption of the active-lane-changing collision-avoidance control method and device based on vehicle-vehicle coordination, active-lane-changing collision-avoidance control is achieved, driver safety accidents caused by emergency brake and rear-end collision accidents caused by emergency brake can be avoided, manual operation errors are avoided, and the safety of driving the vehicle is guaranteed.

A unified approach that permits the consideration of different issues and problems that affect driving safety. Particularly, there is proposed herein the creation of a driver safety manager (DSM). The driver safety manager embraces numerous different factors, multimodal data, processes, internal and external systems and the like associated with driving.

An integrated vehicle computer system is provided. The features of the integrated vehicle computer system include a video based vehicle / driver security system that delivers immediate incident notification, turn-by-turn GPS navigation, live visual traffic grids with links to live freeway cameras, internet access and mobile wireless hub capability, email, internet music service navigation, internet radio station navigation, and MP3 or digital file library selection. One of potential application of the integrated vehicle computer system is to passage vehicles.

An airbag emblem may be backlit or illuminated to provide the emblem with greater visual appeal. In order to accomplish this illumination, an illumination source is used. This illumination source may be electroluminescent foil. The emblem includes colors that are added or inserted onto the emblem. These colors are translucent so that they may be illuminated by the illumination source. This emblem may be placed as part of an airbag cover on a steering wheel.

Rideshare cars operate within a network and each includes a car-camera device which allows each car driver to communicate with each other. The car-camera device uses object and facial recognition software to locate objects, people, sounds, QR codes and gestures, inside and outside the car and responds accordingly, providing a corrective action. The car-camera devices perform functions to ensure that both riders and drivers of rideshare services and drivers of car-share services are safe and can communicate with each other, before, during, and after a ride or drive.

An airbag emblem may be backlit or illuminated to provide the emblem with greater visual appeal. In order to accomplish this illumination, an illumination source is used. This illumination source may be electroluminescent foil. The emblem includes colors that are added or inserted onto the emblem. These colors are translucent so that they may be illuminated by the illumination source. This emblem may be placed as part of an airbag cover on a steering wheel.

A system of increasing the safety of motor sports drivers and safety crews including a driver's safety suit having bodily function monitoring capability and the ability to transmit monitored information to an information processing station. A helmet, to be worn by safety crew members, the helmet having communications capability for communication with an information processing station. The helmet having various safety, comfort, communication and protection elements. A driver's helmet having features that provide safety, comfort, protection and communication capabilities. The system also having triage capability in the event of a track incident to further protect and enhance the safety and well being of a driver involved in an incident.

The invention discloses a monocular vision vehicle distance measuring method based on road and vehicle information. The method can be adopted by a running vehicle on road to automatically measure the distance to the front vehicle according to the device equipped on the running vehicle, so as to realize the purposes of preventing vehicle rear-end collision and reminding drivers of driving safety. Specifically, a camera facing forward is mounted on the front part of the vehicle for collecting the front road and vehicle images; the lane marking line and the front vehicle are detected, and the vehicle license plate is also positioned; the vehicle distance is obtained through the transformation relationship of the lane width and the vehicle distance of the vehicle in the road image, or the vehicle distance is obtained through the transformation relationship of the size information of the license plate and the vehicle distance in the road image, or through the transformation relationship of the character height of the license plate and the vehicle distance in the road image. The invention can accurately measure the distance to the front vehicle, has high instantaneity, high robustness, low hardware cost, is applicable to various types of vehicles and is easy for popularization.

The invention provides a test system of a stimulus information cognition ability value, comprising a stimulus information providing device, a sight tracking device, a feedback data acquisition device, a cognition index value analysis device, a cognition accuracy degree analysis device and a cognition ability value computing device. The stimulus information providing device shows vision and audition stimulus information for a tester; the sight tracking device tracks and records the motion state of eyes of a tester in the process of acquiring and processing the vision stimulus information; the feedback data acquisition device is used for acquiring feedback data input by the tester responding to the stimulus information; the cognition index value analysis device acquires a cognition index value of the tester in the process of processing the vision stimulus information according to the record of the sight tracking device through a visual motion analysis method; the cognition accuracy degree analysis device computes the cognition accuracy degree of the tester according to the content of the feedback data; and the cognition ability value computing device computes obtained standard scores for representing the comprehensive cognition ability of the tester according to the cognition index value and the cognition accuracy degree through a statistic method. The test system can more accurately record the cognition process of the tester and the difference of the cognition ability among testers and can also be widely applied in the fields of talent selection, job placement, learning ability diagnosis, advertising effect, safety training of drivers, and the like.

Disclosure is a method for detecting the safety driving state of a driver, the method comprises the following steps: (a) detecting the current sight direction of a driver in real time and acquiring a scene image signal in a front view field of the driver when a vehicle runs; (b) processing the acquired current road scene image signal according to a visual attention calculation model to obtain the expected attention distribution of the driver under the current road scene; and (c) performing fusion analysis on the real-time detected current sight direction of the driver in the step (a) and the calculated expected attention distribution of the driver in step (b), and judging whether the current driver is in a normal driving state and whether the driver can timely make a proper response to the sudden road traffic accident. The device is used for implementing the method and has the advantages of simple principle, easy realization, direct reflection of the real driving state of a driver, and improvement of the driving safety.

A unified approach that permits the consideration of different issues and problems that affect driving safety. Particularly, there is proposed herein the creation of a driver safety manager (DSM). The driver safety manager embraces numerous different factors, multimodal data, processes, internal and external systems and the like associated with driving.

The invention discloses a driving safety monitoring system based on face orientation and visual focus, which comprises a vision sensor and an intelligent processor. The intelligent processor comprises an image acquisition module, a complexion area detection module, an edge extraction module, an eye detection module, a face orientation analysis module and a driver safety driving judgment module, wherein the complexion area detection module is used for converting an RGB color space into a YCrCb color space and detecting a complexion area; the edge extraction module is used for adopting a Canny operator to carry out edge extraction so as to acquire a head image outline; the eye detection module is used for carrying out Hough conversion for the marginalized face and positioning eyes; the face orientation analysis module is used for determining a mouth area, positioning the mouth, calculating left and right areas of the face respectively by using the eyes and the mouth as reference, and calculating the ratio of the left and right areas of the face; and the driver safety driving judgment module is used for judging an unsafe driving state if the calculated ratio of the left and right areas of the current face is out of a preset interval according to the preset interval of the ratio of the left and right areas of the face, and sending out an alarm command. The driving safety monitoring system has strong capacity of resisting disturbance and high accuracy.

A system for warning a driver based on the road curvature consisting of multiple integrated cameras to acquire the images of different scales simultaneously, a camera controller to configure the cameras based on the vehicle speed and visibility criteria, a processor to analyze the multi-scale images to construct the mosaic, and warning generation subsystem to warn the driver about the safety speed based on the comparison of the mosaic with the curvature templates.

The invention discloses a remote vehicle driving control device which comprises a driving operation unit and a remote console. The driving operation unit comprises an execution mechanism and an execution control unit, wherein the execution control unit is used for controlling the execution mechanism installed in the controlled vehicle, and operating the vehicle through the execution unit. The controlled vehicle acquires the front video and position information during running; the execution control unit sends the information to the remote console; an operator can operate a driving simulation operation mechanism according to the video and position information; the operation information of the driving simulation operation mechanism is acquired by the acquisition unit and sent to the execution control unit by a simulation control unit; and the execution control unit controls the execution mechanism to perform corresponding operation on the controlled vehicle so as to realize remote control on the vehicle driving. According to the invention, a driver does not need to directly drive the vehicle in the cab, and the controlled vehicle can finish task in dangerous environment, thereby effectively guaranteeing the driver safety, improving the working efficiency and reducing the working strength.

Disclosed is a vehicle driver safety device that serves the purpose of helping and encouraging drivers to drive attentively and with alertness with a degree of vehicle control that adapts to driver experience, vehicle speed and road conditions. Should the unsafe habits persist the system warns nearby cars and officials and records the incidents for review by a parent or mentor to serve as a deterrent. The new and unique wheel watcher utilizes a steering wheel with sensor arrays that determine the number and position of the drivers hands on the wheel, a vehicle speed and road condition sensor to judge the degree of control that is appropriate, a clock / timer to determine the length a unsafe practice persists and a driver identification device that affects the degree of safety practices that are encouraged by the system. An internal alarm is provided to alert the driver to an unsafe condition and indicators such as lights grouped with the sensors alert the driver to the safe positions for their hands that will satisfy the system that the vehicle is under adequate control.

The invention relates to the field of vehicle safety driving control, and particularly relates to a driving behavior analysis system and analysis method. The system comprises a driver fatigue tester which acquires the current fatigue value of a driver, a vehicle driving state tester which acquires the current driving behavior value of a driving vehicle, a vehicle acceleration tester which acquires an acceleration value in the vehicle driving process, a calculator which calculates the driving behavior score of the driver according to the current fatigue value, the current driving behavior value and the acceleration value, and a remote server which receives and stores the driving behavior score, and reminds the driver to avoid fatigue driving or violation driving when the driving behavior score is low. The remote server receives and stores the driving behavior score, and stores each time of driving behavior score record of the driver. The analysis system and the analysis method are conducive to safe driving of the driver.

The invention discloses an automobile safe driving early warning method and a vehicle-mounted early warning system. The automobile safe driving early warning method comprises the steps of building a CNN (Convolutional Neural Network) deep learning framework model, and simulating a complex environment of the driving of a driver and state indicators of the driving of the driver; performing detectionon the face of the driver, and judging the face state of the driver in the driving process; detecting a fatigue driving behavior of the driver; detecting a safe driving behavior of the driver; acquiring time information or distance information of continuous driving of a vehicle in real time; monitoring location information and running trajectory of the automobile, and recognizing identity information of the driver at regular time. According to the invention, comparison is performed on acquired driver face images through the CNN deep learning framework model to judge the driving safety state of the driver, the algorithm is high in operating efficiency, the accuracy is high, the hardware configuration requirement is low, the practicability is high, the location information and driving parameters of the vehicle are acquired in real time through a positioning system unit, and driving behavior management for the driver, vehicle driving management and vehicle loss prevention management arerealized.

The invention discloses a vehicle-mounted four-wire laser radar system and a circuit and a method thereof. The vehicle-mounted four-wire laser radar system mainly comprises a transmitting system, a receiving system, an optical system and a scanning system, wherein the transmitting system is combined with the scanning system; radar scanning is realized by a mode that a direct-current stepping motor controls a laser to rotate; and the laser is electrically connected with an external circuit through a mercury sliding ring, so the scanning system has a small volume. The vehicle-mounted four-wire laser radar system performs scanning by adopting four laser beams according to a laser pulse ranging theory; the detection distance is at most 200 meters; and the resolution is at most 10 centimeters. Therefore, the system has relatively high performance and precision, and is low in cost; and by combining system software, the vehicle-mounted four-wire laser radar system has functions of measuring a vehicle distance and a vehicle speed, retaining the vehicle distance, prewarning collision, automatically cruising, prewarning lane deflection and the like, so that the system assists in a driver to drive a vehicle safely.

A driver-airbag-apparatus-attaching structure is provided having a simple configuration and with which space can be saved. A snap-lock mechanism includes brackets projecting from the front surface of a steering hub portion, attachment pieces projecting from the bottom surface of a retainer of a driver airbag apparatus in such a manner as to overlap the brackets, openings provided in the brackets, and projecting portions projecting from surfaces of the respective attachment pieces that are to face the respective brackets. The projecting portions are continuous with the attachment pieces with respective elastically deformable portions interposed therebetween. When the driver airbag apparatus is bought near to the steering hub portion, the attachment pieces move along the brackets, and the projecting portions receive reactive forces from the brackets, whereby the elastically deformable portions elastically deform. When the projecting portions reach the openings, the elastically deformable portions elastically restore the original forms, and the projecting portions engage with the openings.

There is provided an impact protection structure for providing impact energy absorption at a region substantially between a first transverse strengthening member and a second substantially upright strengthening member of a road vehicle. In operation, the first and second members are disposed substantially mutually perpendicularly. The impact protection structure comprises an energy absorbing block arrangement and a cover arrangement for maintaining the absorbing block arrangement substantially in position during impact. In operation, the impact protection structure is susceptible to reducing lateral damage to the road vehicle in crash or impact situations, thereby potentially increasing passenger and driver safety.

The invention discloses a method for testing driver fatigue based on monocular vision. The method achieves the purpose reminding the driver of safe driving through monitoring the working state of a driver by means of detection and tracking of a human face, detection and positioning of human eyes and identification of eye states. The method is specially characterized in that a camera facing towards the face of the driver is installed above a dashboard in a cab, the lens of the camera is peripherally provided with infrared LED illuminating light sources; the facial images of the driver are acquired by using the camera, every acquired frame image is subjected to the detection and tracking of human faces, and the detection and positioning of human eyes are performed in a human face area resulting from the detection, the opening and closing states of human eyes are identified by means of left / right eye areas, and finally, fatigue detection is accomplished through the detection state of continuous frames. The method disclosed in the invention can achieve the accurate prompt of driver fatigue, and has the advantages of no disturbance to driver, high real-time property, high robustness, low hardware cost and easiness in popularization.

A driver safety system includes traffic signals communicating with a municipal controller via a first network and user devices communicating with a third party controller via a second network. Communications from the first network are provided to the second network via a repeater server providing one-way communications to avoid the possibility of hacking devices on the first network.

A structure for a driver's airbag cushion of a vehicle is provided to protect the driver's lower body as well as the driver's upper body and head, without mounting a knee airbag at the lower portion of the crash pad. The structure may include a blocking member that extends from a rear upper end of an airbag cushion to a front end of the airbag cushion and divides the interior of the airbag cushion into a face chamber defined by a front upper space of the airbag cushion and a pelvis chamber defined by a lower space thereof, the blocking member blocks the face and pelvis chambers, a temporary blocking member provided at a predetermined portion of the blocking member to control fluid-communication between the face chamber and the pelvis chamber when a tensile force is applied thereto, and / or a tensile force-providing member that applies tensile force to the temporary blocking member so that the pelvis chamber may be communicated with the face chamber by releasing the temporary blocking member when the pelvis chamber substantially expands.

An intersection assistance system includes at least one vehicle sensor and a gap estimator. The vehicle sensor is configured to obtain vehicle information on vehicles approaching the intersection along a main roadway. The gap estimator is configured to estimate gap information relating to a gap between the vehicles based on the vehicle information. The gap information includes a length of the gap, a location of the gap, and a velocity of the gap. In a method of obtaining information for use in assisting a driver of an entering vehicle to safely enter an intersection, vehicle information is obtained on vehicles traveling toward the intersection on a main roadway. Next, gap information is estimated relating to a gap between the vehicles based on the vehicle information. The gap information includes a length of the gap, a location of the gap, and a velocity of the gap.

The invention provides a robot intelligent coach assisted driving method and a system thereof. According to the method, the technology of vehicle detection, vehicle positioning and voice broadcast is introduced, through collecting the contour model and tire model of a driving vehicle and the geometric model of a driving field, the position relation among the models is analyzed in real time, a driver is reminded to make appropriate action at an appropriate time, and an intelligent auxiliary effect is achieved. The robot intelligent coach assisted driving system has universality and is widely applied to various vehicle driving situations, the driver is intelligent assisted operate safely, and the driving skill of the driver is rapidly improved.