36results about How to "Improve night driving safety" patented technology

The invention discloses a night vision navigation integration system and a control method. The night vision navigation integration system comprises a thermal imaging camera, a night vision controller, an instrument, a DVD, a steering wheel angle sensor, a vehicle body control unit, an engine controller, a transmission controller and an electronic stability program. The thermal imaging camera collects road condition images. The night vision controller analyzes a video signal, identifies a pedestrian in the video signal, judges the relative distance between a vehicle and the pedestrian and relative speeds of the vehicle and the pedestrian according to a steering wheel angle signal, a vehicle speed signal and the installation position of the thermal imaging camera, predicts movement tracks of the vehicle and the pedestrian, judges the collision risk degree of the vehicle and the pedestrian, and sends out warning instructions and/or braking request instructions of different grades according to the collision risk degree. The instrument sends out warning information. The engine controller restrains throttle percentage responses generated by an engine on an accelerator pedal. The electronic stability program controls active pressurization of a pressure cylinder. The night vision navigation integration system and the control method can improve running safety.

The invention discloses a vehicular night curve auxiliary and vision enhancing device, which comprises a follow-up steering illuminating subsystem, an infrared night viewing subsystem, an embedded processing control platform and an LCD (liquid crystal display) screen. The embedded processing control platform is used for acquiring and transmitting vehicular state information and calculating control quantity of the follow-up steering illuminating subsystem to control the follow-up steering illuminating subsystem, and further used for acquiring and processing video signals of the infrared night viewing subsystem. The embedded processing control platform is respectively connected with a vehicular CAN (controller area network) and the follow-up steering illuminating subsystem through CAN bus interfaces, and further connected with an infrared CCD (charge coupled device) camera through a video transmission cable/interface. The embedded processing control platform is connected with the LCD screen. By means of full utilization of the automobile electronic technique and the microelectronic technique and completely technical combination, the visual field is expanded for a driver driving at night, hazardous situation perceptual ability of the driver under adverse conditions can be improved, and accordingly night driving safety can be improved.

The invention discloses a brightness-adjustable car intelligent headlamp system based on the environment, and a method. The current environment of a car is preliminarily judged according to the car speed and light intensity, and the illumination brightness of the headlamp is adjusted based on the light intensity in the current environment, and the effects of energy saving and light pollution reduction are taken into account while meeting the lighting requirements. A design of the brightness-adjustable car intelligent headlamp system based on the environment is provided, and the brightness of the car lamp can be adjusted by collecting the environmental information through a sensor and judging by a master controller. The system comprises the sensor, the master controller and an actuator, thelighting brightness of the headlamp can be adjusted according to the driving state and the environmental information of the car, and energy is saved while providing a better road lighting effect fora driver.

The invention relates to a control device capable of automatically regulating the height of the vehicle head lamp. The control device comprises a road condition detection unit and an actuating unit; wherein, the road condition detection unit comprises an acceleration sensor and a microprocessor connected with the acceleration sensor. The acceleration sensor is capable of sending the relative angle between the acceleration sensor and the gravitational field into the microprocessor to get the incline angle of the vehicle, limiting the height of the vehicle head lamp according to the ex-works regulation and cooperating to drive the actuating unit to regulate the vehicle head lamp, so as to keep the illumination scope and enhance the driving security during night.

The invention discloses a man-vehicle-road cooperative programmable matrix type headlamp system, and relates to the technical field of automobile intelligent headlamp systems. The system comprises a camera module, a millimeter-wave radar module, a vehicle body signal module, a data fusion module, a controller module, a power supply module, a constant-current driving module, a matrix type headlampmodule and the like. The invention provides a sensing scheme based on fusion of a radar and a forward-looking camera, moving targets such as a target vehicle and a pedestrian are recognized through the millimeter-wave radar, features such as a license plate and a vehicle lamp of the vehicle target are accurately recognized through the camera, and movement information of the target is obtained through a tracking prediction algorithm; illumination strategies of different modes are obtained through driver intention recognition, moving vehicle detection, road environment detection and other modules, matrix type coding is conducted on the headlamps, the matrix type headlamp module conducts illumination according to the needed illumination area, illumination brightness and the like, and the safety of night driving is improved. Driver intention, moving vehicle information, road driving conditions and the like are comprehensively considered, the position of a moving light source in front of the vehicle at night is dynamically captured based on the camera and millimeter wave fusion scheme, vehicle lamps of the corresponding part of the vehicle are reduced or turned off, the probability of traffic accidents at night is effectively reduced, and the driving safety and comfort are improved.

The invention discloses an automobile head lamp. The automobile head lamp comprises a lamp body which comprises a lamp housing and a transparent mask mounted on the lamp housing, a high beam/low beam, an auxiliary high beam, and a direction indicator lamp are arranged in the lamp body, and the direction indicator lamp is arranged on one side of the high beam/low beam. According to the automobile head lamp, the high beam/low beam has the functions of the high beam and the low beam, the operating state of the high beam and the operating state of the low beam can be converted, the auxiliary high beam can be switched on under the operating state of the high beam of the high beam/low beam, so that the illumination effect of the auxiliary high beam is provided, the luminance of the high beam of the head lamp is improved, and the driving safety at night is improved; besides, the high beam/low beam and the auxiliary high beam are beautiful in appearance, and the requirements of users can be met.

The invention provides a PES light-path double-reflector structure and an automotive lamp PES unit thereof, and relates to arrangement of common vehicle illuminating or signal devices, in particular to a double-reflector structure for design of a light path of the automotive lamp PES unit and the automotive lamp PES unit using the double-reflector structure. The PES light-path double-reflector structure comprises a first auxiliary reflector and a second auxiliary reflector, wherein the first auxiliary reflector is used for collecting residual light; the second auxiliary reflector is used for guiding the residual light into a lens projection light path; the first auxiliary reflector is configured in a region illuminated by the residual light of an LED light source; the second auxiliary reflector is configured in the direction which is opposite to the first auxiliary reflector; the residual light is reflected and gathered on the second auxiliary reflector via the first auxiliary reflector, then is gathered to a focal point of the lens by the second auxiliary reflector, and is projected to a projection target area through the lens, so that light energy of the residual light can be used again, the pavement illuminating effect of the automotive lamp PES unit is improved, illuminating brightness and an effective illuminating distance of an automotive lamp are increased, and safety of an automobile running at night is improved.

The invention discloses an automotive headlamp good in reliability and attractive in appearance. The automotive headlamp comprises a lamp shell and a lamp body composed of a transparent cover arranged on the lamp shell. A high/low beam lamp, an auxiliary high beam lamp, a day position lamp and a steering lamp are arranged in the lamp body. The day position lamp is composed of a first light guide strip arranged on the periphery of the high/low beam lamp and a second light guide strip arranged on the periphery of the auxiliary high beam lamp. The steering lamp is arranged on one side of the high/low beam lamp. The auxiliary high beam lamp can be turned on when the high/low beam lamp is in the high beam lamp working state for illumination, the brightness of the high beam lamp of the headlamp is increased, the night driving safety is improved, and the day lamp is attractive in appearance, high in brightness and capable of improving day driving safety.

The invention relates to the technical field of automobile headlamps, and discloses an automobile headlamp convenient to install, which comprises a mounting cylinder, a mounting mechanism, a deflection mechanism I, a lamp bank, a deflection mechanism II and a cooling mechanism, wherein the mounting cylinder vertically penetrates through an automobile body, the upper end and the lower end of the mounting cylinder are arranged in a penetrating mode, and a transparent cover is arranged at the top end of the mounting cylinder in a penetrating mode; and a fixing sheet is horizontally arranged underthe mounting cylinder. According to the automobile headlamp convenient to install, by arranging the mounting mechanism, the headlamp can be rapidly installed and detached; by arranging the deflectionmechanism I and the deflection mechanism II, after the lamp body is turned on, an electric lifting rod is started, and the angle of an adjusting cover is rotated; by starting a third motor, a gear ring is rotated and a lampshade is driven to rotate, so that timely change of road surface irradiation on an arch bridge and the like is achieved, and the night driving safety is improved; heat in the lampshade is rapidly discharged by starting a fourth motor; and by arranging an adjusting frame, a second motor is started to disperse and condense light, and thus the automobile headlamp can better adapt to rainy days.

The invention discloses an automotive headlamp with high brightness. The automotive headlamp comprises a lamp shell and a lamp body, wherein the lamp body is installed on the lamp shell and composed of a transparent face shield. The lamp body is internally provided with a high/low beam lamp body, an auxiliary high beam lamp body, a daytime running position lamp body and a turn signal lamp body. The daytime running position lamp body is composed of a first light guiding strip and a second light guiding strip, wherein the first light guiding strip is arranged on the periphery of the high/low beam lamp body, and the second light guiding strip is arranged on the periphery of the auxiliary high beam lamp body. The first light guiding strip and the second light guiding strip are both composed of a light emitting diode (LED) lamp belt and a transparent light guiding shell arranged outside the LED lamp belt. The turn signal lamp body is arranged on one side of the high/low beam lamp body and comprises two or more LED modules and turn signal lamp body mounting brackets used for installing the LED modules. The turn signal lamp body mounting brackets are installed on the lamp shell. The LED modules comprise LED bulbs, turn signal lamp body face shields and turn signal lamp body decoration frames, wherein the LED bulbs are installed on the turn signal lamp body mounting brackets, the turn signal lamp body face shields are arranged outside the LED bulbs, the turn signal lamp body decoration frames are located outside the turn signal lamp body face shields, and the turn signal lamp body face shields and the turn signal lamp body decoration frames are installed on the turn signal lamp body mounting brackets. The automotive headlamp is high in brightness and attractive in appearance.

A vehicle illumination intensity adjusting system for meeting and following vehicles comprises a high beam, a distance measuring module, an illumination intensity sensor, a microcontroller and a powersource, wherein the microcontroller is electrically connected with the distance measuring module, the illumination intensity sensor, the high beam and the power source. The microcontroller receives adistance signal and an illumination intensity signal and processes the distance signal and the illumination intensity signal, and the microcontroller sends corresponding control signals to the high beam in a meeting mode and a following mode to control the illumination intensity of the high beam so as to change the illumination intensity of the high beam. The illumination intensity of the high beam can be adjusted according to the meeting mode and the following mode, the illumination intensity of the high beam of the vehicle can be reduced, the visual hidden danger caused by the high beam tovehicle driving is reduced, the possibility of traffic accidents is reduced, and the driving safety at night is improved.

The invention discloses an automotive headlamp attractive in appearance. The automotive headlamp comprises a lamp body composed of a lamp shell and a transparent mask installed on the lamp shell, and a high/low beam lamp, an auxiliary high beam lamp, a daytime running position lamp and a steering lamp are arranged in the lamp body; the daytime running position lamp is composed of a first light guide strip arranged on the periphery of the high/low beam lamp and a second light guide strip arranged on the periphery of the auxiliary high beam lamp, each of the first light guide strip and the second light guide strip is composed of an LED lamp strip and a transparent light guide shell arranged on the LED lamp strip, and annular grooves are uniformly formed in the inner wall of each transparent light guide shell; the steering lamp is arranged on one side of the high/low beam lamp, comprises two or more LED modules and a steering lamp installation bracket used for installing the LED modules and is installed on the lamp shell, a steering lamp decoration mask is arranged at the part, on one side of the steering lamp, of the lamp shell, and a steering lamp aluminum-plated decoration panel installed on the lamp shell is arranged in the steering lamp decoration mask. The automotive headlamp is high in brightness and attractive in appearance.

The invention relates to the technical field of vehicle testing, and particularly discloses a dynamic test system for lighting performance of a vehicle headlamp. The dynamic test system comprises a motion information acquisition subsystem, an illuminance data acquisition subsystem and a data analysis subsystem, wherein the motion information acquisition subsystem is used for acquiring GPS time, position information of a vehicle and a pitch angle; the illuminance data acquisition subsystem is used for acquiring illuminance data of the vehicle headlamp at a preset illuminance data measurement point and GPS time; the data analysis subsystem is used for calculating a spacing distance between the front end of the vehicle and a coordinate origin in the testing process according to the preset coordinate origin and the position information of the vehicle, and recording GPS time; and the data analysis subsystem is further used for correcting the illuminance data according to the pitch angle, the spacing distance and the height difference data to obtain corrected illuminance data, and is further used for carrying out synchronous processing on the corrected illuminance data and the interval distance of the vehicle by taking the GPS time as a reference to generate a curve of illuminance changing along with the distance. By adopting the dynamic test system of the invention, the accuracy oflighting performance testing can be improved.

The invention discloses a vehicle, a vehicle high beam control system and a control method thereof. The high beam control system comprises a first detection device, a second detection device and a control device. The first detection device is used for detecting ambient light intensity and transmitting detection data to the control device, the second detection device is used for detecting additional environmental parameters and transmitting the detection data to the control device, and the control device controls the on or off of the vehicle high beam based on the detection data from the first detection device and the second detection device. According to the vehicle high beam control system, the high beam can be turned on and turned off in time, long-time unnecessary turning on of the high beam is avoided, energy is saved, incorrect turning on of the high beam can be avoided, and night driving safety is improved.

The invention belongs to the technical field of vehicle engineering, and particularly relates to an automobile headlamp steering follow-up device and a follow-up method.The automobile headlamp steering follow-up device comprises a headlamp body and a lens, a mounting plate is fixedly mounted on one side of the headlamp body, a fixing frame is fixedly mounted on the lens, and the fixing frame and the mounting plate are fixedly connected together; the fixing frame comprises an annular sleeve fixedly arranged on the lens in a sleeving mode. According to the invention, light beams emitted by headlamps can follow in the same direction when an automobile turns, more blind areas on the inner side of a curve can be illuminated, reagent road conditions on a road can be observed in time, pedestrians and obstacles on the road can be found in time and can be avoided, meanwhile, the pedestrians and the obstacles can be found on an opposite lane earlier, the night driving safety is improved, the cost is lower, and the method is suitable for popularization and application. The device is simple in structure, convenient to maintain and capable of being widely applied to middle-end and low-end vehicle models, and under the condition that the whole device breaks down, through connection of the four flexible supporting mechanisms, it is ensured that lamplight can be kept in a direct light emitting state like a common vehicle model.

The invention belongs to the field of automobiles, and particularly relates to an intelligent adjusting device for the irradiation range of an automobile high beam, which comprises a camera unit used for collecting real-time image information of road conditions and send it to an information processing unit; a laser range finder used for measuring distance information between the laser range finder and a vehicle entering the field of view and sending the distance information to the information processing unit; the information processing unit which is used for determining the position relation between the vehicles according to the image information collected by the camera unit and the distance information collected by the laser range finder and is further used for sending a control signal to a light control unit according to the position relation between the vehicles; and the light control unit used for adjusting the irradiation range of light according to the control signal sent by the information processing unit. The intelligent adjustment of the illumination angle of the high beam can be achieved, and the system can be widely applied to the field of automobiles.