144results about How to "Easy to drive safely" patented technology

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 a method for identifying danger objects on the basis of radar data and video signal fusion. The method includes steps of (1), receiving related data of radar equipment and video equipment; (2), processing the radar data and extracting obstacle information; (3), spatially synchronizing video data and the obstacle information detected by radar; (4), analyzing and processing the video data and calibrating interested regions; (5), identifying and judging the locations in the video data again, identifying obstacles as the danger objects if the obstacles are still available and identifying the obstacles as non-danger objects if the obstacles are not available. The locations in the video data are identified as the obstacles by the radar. The method has the advantages thatvideo and the radar are fused with one another, accordingly, users can clearly know forward road conditions, the false alarm rate can be lowered, and interference on drivers can be reduced; the forward road conditions still can be indicated by the radar even when the visibility is deteriorated under the conditions of nighttime, heavy rain, heavy fog and heavy snow, and the drivers can be visuallyreminded of the danger objects.

The invention claims an auxiliary driving system for achromate or tritanope based on image identification technology. The auxiliary driving system for achromate or tritanope comprises a control system, an image acquisition device, an image identification module, an image processing module and a warning output device. The driving assist system for achromate or tritanope comprises the following working steps of: step 1 of image acquisition for acquiring the image in front of a vehicle and transmitting the image to the image identification module; step 2 of image identification for analyzing the image, identifying an existing traffic light signal and / or a warning mark according to the factors of colors, shapes and similarities in different regions, and marking the identified traffic light signal and / or warning mark; step 3 of processing image for processing the image to the marked mark and replacing the colors into the colours capable of being identified by achromate or tritanope; step 4 of warning for displaying the warning to the driver with colour blindness or colour weakness by an image display device or a voice output device. By adopting the invention, the traffic signal lamp and the warning mark are effectively displayed to the driver with colour blindness or colour weakness.

The invention provides a panoramic visible system of an automobile, which comprises an image acquisition unit, an image processing unit, a control unit and an image display unit. The image acquisition unit is used for acquiring images from the front side, the rear side, the left side and the right side of the automobile in real time and outputting the four acquired image signals, the image processing unit is used for receiving the four image signals acquired by the image acquisition unit, respectively converting the four image signals into digital signals before realizing panoramic stitching processing for the digital signals, restoring digital signals after the panoramic stitching processing into an panoramic image signal and outputting the panoramic image signal, and the image display unit is connected with the control unit and is used for receiving and displaying the four images outputted from the image acquisition unit and / or an panoramic image outputted from the image processing unit according to instructions of the control unit. By the aid of the panoramic visible system of the automobile, individual images of a turning side or a rear side of the automobile can be provided in real time, accordingly, a reference can be provided for a driver, and running safety is improved.

The invention provides an early warning system and method for tram safe driving detection. The system can detect a front obstacle of a tram in real time and classify the risk grades of line invading obstacles; when the system detects a near obstacle, the system can conduct early warning for a driver to slow down so as to achieve safe driving. Meanwhile, the system can conduct early warning processing on splitting-of-point accident, train overspeed, train premature advance, over-close train distance and other faults which hazard traffic safety, inform the driver of fault information in advance,and remind the driver to drive carefully so as to ensure the safe operation of a train; the system has the advantages of being good in human-machine interface, simple, clear, easy to understand and easy to operate; under heavy weather conditions such as heavy fog and heavy rain, the system can also ensure the safe and reliable operation of the train, and the system achieves the detection and early warning function to the front dangerous working condition of the tram, and effectively relieves the driver's driving fatigue symptoms.

The invention relates to a control method of a vehicle manual control accelerator with a cruise function and a system thereof. The method comprises a manual control accelerator control method, a manual control cruise control method and a foot accelerator control method, wherein the foot accelerator control method is to maintain the original foot accelerator control system; the manual control accelerator control method is to additionally arrange a manual control accelerator control system which can be individually controlled at the same time; and the manual control cruise control method is to additionally arrange a cruise control system at the same time. The system comprises a manual control accelerator system, a manual control cruise system, a foot accelerator system, a foot control brake system, and a co-control system of the foot control brake system, the manual accelerator system and the manual control cruise system.

The invention discloses a traffic control method and system combining car networking and follow running conversion. The system comprises a follow running car team composed of at least two cars with follow running conversion systems, information interaction is carried out between the cars through wireless communication, the first car in the follow running car team sends road condition information and running information to the other cars in the follow running car team, after receiving the information transmitted by the first car, the other cars in the follow running car team decide to use automatic follow driving or manual driving through judgment devices in the follow running conversion systems in the cars, and the cars carry out information interaction through car networking and road intelligent traffic facilities. According to the traffic control method and system, the follow running conversion systems are combined with car networking and the intelligent traffic control system, the degree of intellectualization is high, the follow running car team can obtain information and run conveniently, and charge paying time is saved.

The invention discloses a mountain highway curve blind area automobile meeting early warning system based on the panoramic camera technology. The system comprises an image acquisition module, an image processing module and a control module. The image acquisition module is for timely acquiring images at left and right entrances of a curve and in the curve. The image processing module is for receiving an image signal and processing an image. A vehicle identification module is for identifying a vehicle and determining the movement direction of the vehicle. The control module is for outputting a corresponding control instruction according to an output result of the vehicle identification module, so as to control a signal output display module to whether output specific image information or not. The system can timely detect traffic information at the curve entrance, in the curve and at the curve exit, so that an early warming prompt can be provided for drivers who will soon enter the curve, and the driving safety is improved.

An embodiment of the invention relates to the technical field of automatic driving, and discloses a vehicle, and a method and a system for automatically calibrating zero offset of a steering wheel ofthe vehicle. The method includes judging whether the vehicle is in straight driving states in current sampling time intervals or not; determining that the current sampling time intervals are current calibration time intervals if the vehicle is in the straight driving states, and acquiring steering angles of the steering wheel of the vehicle when the vehicle is in the straight driving states; acquiring historical zero offset calibration results; calculating real-time zero offset calibration results of the steering wheel of the vehicle according to the historical zero offset calibration resultsand zero offset calibration results, which correspond to the current calibration time intervals, of the steering wheel of the vehicle. The steering angles are used as the zero offset calibration results, which correspond to the current calibration time intervals, of the steering wheel of the vehicle. The vehicle, the method and the system in the embodiment of the invention have the advantages thatthe zero offset of the steering wheel of the vehicle which is currently automatically driven can be automatically calibrated by the aid of the method and the system, and the zero offset measurement accuracy of the steering wheel of the vehicle can be improved.

The invention relates to a traffic speed limiting identifier detection and recognition method based on a vehicle-mounted foresight monocular camera. According to the method, a cascaded weak classifier is trained and constructed, a road speed limiting identifier feature operator is extracted within an image region-of-interest range, and the cascaded weak classifier is used to detect a road speed limiting identifier; a superminiature convolutional neural network is used to perform classification on image regions with traffic signs according to determination, and an offline training speed limiting identifier classification algorithm is adopted; detection evaluation indicators and a target recognition result are utilized to lock a target location frame by frame; and the disappearing location of a speed limiting signboard in the view is utilized to judge whether a detected speed limiting identifier is the current road speed limiting identifier, and if the detected speed limiting identifier is the current road speed limiting identifier, a speed limiting prompting signal is sent. Through the method, the road speed limiting identifier can be effectively detected and recognized, road speed limiting prompting and warning are performed, detection accuracy is high, wrong detection and missing detection are effectively avoided, processing speed is high, few hardware resources are occupied, and the method is beneficial for normal and safe traveling of a vehicle.

The invention discloses a unidirectional travel limiting device for roads and bridges, comprising a base; A protective plate is nested around the chassis; A plurality of flow holes are symmetrically arranged on the left and right sides of the protection plate; Welding the fixture on the right side of the upper surface of the base; The fixing seat is connected with a limiting plate through a rotating shaft; The left side of the limiting plate is fixed with a second magnet, and the lower surface of the second magnet is fixed with a telescopic rod; A low end of that telescopic rod is nested in the sleeve; A baffle plate is transversely installed in the sleeve; A telescopic rod is fix above that baffle plate, and a second spring is arrange below the baffle plate; a first spring is fixed on a lower surface of the sleeve;a fixing bolt is installed on the surface of the protective plate; The fixing bolt penetrates the protective plate and is connected with the main arm; The right end of the driving arm is fixed with a driven arm through a connecting shaft; The left side of the protection plate is fixed with the lower frame; a first magnet is fixed on the right side wall of the lower frame; The invention has the advantages of simple structure and convenient operation, the vehicle is prevented effectively from traveling backwards, safe driving of the vehicle is ensured.

The invention belongs to the technical field of intelligent automobiles, and provides a reflective strip and an intelligent automobile laser radar detection system. The intelligent automobile laser radar detection system comprises a reflective strip and two first static laser radars which are arranged at the front end of the body of an intelligent automobile and used for recognizing the reflectivestrip, wherein the two first static laser radars are respectively arranged at two sides of the front end of the body and set in a mode of facing towards the outer side of the front end of the body, the included angles between the two first static laser radars and the corresponding side surface of the body of the intelligent automobile are a first included angle, and the range of the first included angle is 1-18 degrees. Both sides of the front end of the body are provided with the first static laser radar at an appropriate angle, the road is provided with the reflective strip, and the reflective strip has a good diffuse reflecting ability for laser light emitted by the first static laser radars, so that the intelligent automobile can scan the reflective strip clearly and integrally at anyposition of the road, thereby effectively avoiding a problem of low road detection and recognition rate existing in dynamic laser radar.

The invention relates to a method for managing a radio based on real-time positioning information in a vehicle and a system thereof. The vehicle is provided with a vehicle satellite positioning navigation terminal and the radio forming communication connection with the vehicle. The method comprises the following steps: receiving a satellite positioning signal and calculating a current position of the vehicle based on the received satellite positioning signal; comparing the current position with a previous position and combing map information so as to determine whether the vehicle crosses an administrative region; if the vehicle crosses the administrative region, sending an automatic searching channel instruction to the radio; executing channel automatic searching based on the received automatic searching channel instruction and storing a channel searching result; successively playing a predetermined program time length of the each channel till a channel confirmation instruction is received according to a rising frequency or frequency reducing order based on the stored channel searching result. By using the method and the system of the invention, when the user vehicle crosses the region, the radio can automatically execute channel searching, which brings convenience for the user. And the vehicle can be driven safely.

The invention relates to a marine navigation radar enhancing infrared and visible light, in particular to a marine navigation radar comprising a marine wireless navigation radar system, an infrared thermal imaging system and a visible light imaging system. The signal output end of the marine wireless navigation radar system is connected to a display and control terminal; the display and control terminal is connected to the signal output ends of the infrared thermal imaging system and visible light imaging system and receives radar image signals of the marine wireless navigation radar system, infrared video signals of the infrared thermal imaging system and visible light video signals of the visible light imaging system, and comprehensive display of the three varieties of the signals is implemented through information processing and combining. On the basis of an existing wireless navigation radar, the infrared thermal imaging system and the visible light imaging system are added, the function of the display and control terminal of the existing radar is expanded, the combination of three imaging manners is realized, the radar navigating capability under the radio disturbance is improved greatly, and safe driving of sailing ships is benefited.

The present invention relates to a motorcycle intelligent control system. Said system is mainly composed of signal processing unit, signal conversion unit and main control unit. Said signal processing unit is connected with speed sensor, transmission display circuit and engine pulse coil; the signal conversion unit is connected with shifting actuator contact-connection component displacement sensor, accelerator control mechanism displacement sensor and accelerator actuating mechanism displacement sensor; the main control unit is connected with gearshift drive circuit and accelerator drive circuit, the gearshift drive circuit is connected with gearshift actuating mechanism and the accelerator drive circuit is connected with accelerator actuating mechanism. Said invention also provides a motorcycle intelligent control method. Said invention mainly is used in motorcycle using automatic clutch engine.

The invention provides an electric vehicle-mounted mobile phone support, comprising a shell, a containing cavity formed in the shell, a transmission mechanism, a motor, a first circuit board connectedwith the motor, a first clamp and a second clamp. The first clamp and the second clamp are connected with the transmission mechanism. The transmission mechanism is contained in the containing cavity,the motor is connected with the power source, the transmission mechanism is connected with the motor and can move under driving of the motor, and the first clamp and the second clamp are connected with the transmission mechanism and can move along with movement of the transmission mechanism so that the distance between the first clamp and the second clamp can be increased or decreased. Accordingto the electric vehicle-mounted mobile phone support, the first clamp and the second clamp are controlled and adjusted through the motor. The mobile phone support is simple in operation, and is stablein clamping and capable of preventing the mobile phone from loosening and falling off due to looseness of the mobile phone holder even if the vehicle bumps in the running process of the vehicle, protecting the mobile phone from falling off and being damaged and facilitating safe running of the vehicle.

The invention discloses a definition standard method for comprehensively determining an anti-slide performance of a high friction bituminous road surface. According to the change curve of the design speed and adhesion coefficient of the safety car distance L<nu> with the high friction asphalt road surface, water skiing speed and water film thickness of vehicle tires, slip ratio of tires, internalpressure of tires, the relationship between the depth of tread pattern and texture depth of the high friction asphalt road surface, a highway classification of the water skiing speed of a car with thehigh friction asphalt road surface, the change curve of the surface structure depth of rainfall intensity and the high friction asphalt road surface, and the variation curve of the anti-slip index ofthe high friction asphalt road surface with the service time, and the definition standard of the anti-slide performance of the high friction asphalt road surface is determined; and the definition standard method for comprehensively determining the anti-slide performance of the high friction bituminous road surface can be used to determine the definition standard of the anti-slide performance of the high friction bituminous road surface.

The invention discloses an information interaction system having a real-time road weather disaster early warning function. The information interaction system firstly uses a road weather disaster sensor to monitor the sudden rain, fog, snow in a regional road section in real time, and simultaneously uses a sensor with a wireless network transmission function to send monitored information to a roaddisaster early warning platform. The early warning platform uses an onboard GPS secondary positioning technology to determine whether a vehicle is driving to sudden severe weather road section, automatically provides real-time weather information such as rain, fog, and snow and visibility early warnings for the driving vehicles in the ahead road segment, and displays visibility matching speed warning of the vehicle on a streaming media rearview mirror and gives voice prompts, thereby achieving a purpose of ensuring the safe passage of the vehicle during sudden disaster weather.

The invention discloses an intelligent vehicle-mounted manager. The manager comprises a data acquisition device used for collecting identification information, vehicle information and human body information, a data classification device used for classification of collected data, a data processing device used for judging whether the operation of a vehicle meets the requirements of road markings andtraffic signs or not, judging whether the vehicle information and the human body information exceed the set threshold or not and generating prompt information, a grading device used for classifying the prompt information and generating early warning information or alarm information, an early warning device used for generating early warning signals or alarm signals, a data base used for storing road marking requirements, traffic sign requirements, vehicle information thresholds, human information thresholds and grading standards and a display device used for feeding back the warning signals oralarm signals to a driver. The manager can detect hidden dangers in the course of vehicle operation in time, provide relevant hints to the driver by grading early warning and alarm, and reduce the risk of accidents.

The invention discloses a highway vehicle-vehicle coordinated control device and a control method. The device comprises GPS chips, wireless receiving and transmitting module ZigBees, microprocessors, a power supply and liquid crystal displays. In the running process, the wireless receiving and transmitting module ZigBees communicate with each other to establish a network; the GPS chips receive position signals transmitted by a satellite, and transmit information to each other in the local area network established by the ZigBees; and the microprocessors receive and display the images of the vehicles around the microprocessors. The method comprises the following steps: when the highway is foggy or the road surface is covered with ice and snow, the manager can specify the running speed and the interval between vehicles according to specific circumstances, so that the vehicles running on the highway can form an array fleet. By the aid of the vehicle images displayed by the device, the specified running speed and the interval between vehicles can be kept, so that the array fleet can safely run at low speed, thereby ensuring the opening of the highway in all weathers.

The invention relates to an in-vehicle response indicating system for vehicle whistling. The in-vehicle response indicating system mainly consists of four vehicle whistling sound detecting sensors, a host vehicle whistling sound shielding circuit, a host vehicle whistling detecting circuit, a vehicle position judging circuit, an audio frequency processing circuit, a user-defined whistling sound selector, an audio frequency magnifying circuit, and a four-track earphone or four-loudspeaker system, wherein the four vehicle whistling sound detecting sensors are distributed at four corners of a vehicle, are connected with the host vehicle whistling sound shielding circuit so as to prevent the condition that host vehicle whistling sound is detected; when whistling of other vehicles is detected, the vehicle position judging circuit judges the position where the other vehicles whistle; the audio frequency processing circuit is connected with the user-defined whistling sound selector, so that the type of the broadcasted audio frequency can be selected and synthetized; and the audio frequency magnifying circuit magnifies a prompting sound which needs to be broadcasted, the prompting audio frequency is broadcasted in the vehicle through the four-track earphone or four-loudspeaker system, so that prompting and position restoring in an auditory system of a driver for the whistling of the other vehicles are realized.

A vehicular lamp including a drive assistance for drivers of forward vehicles can include a plurality of light-emitting chips located on a mounting board and arranged in a matrix array shape, a first optical lens and a second optical lens. When the light-emitting chips emit lights, the lights can form linear light distribution patterns including linear non-lighting-emitting zones between the adjacent linear light distribution patterns. Each of light-emitting times of the linear light distribution patterns and each of light-emitting cycles of the linear light distribution patterns can vary in accordance with a distance between a subject vehicle incorporating the vehicular lamp and the front vehicle, which moves in a forward direction of the subject matter. Therefore, the vehicular lamp with a simple structure can facilitate a driving safely when the drivers turn the forward vehicle around by confirming the linear light distribution patterns with a door / room mirror and a monitor.

The invention discloses a motorcycle multi-CPU intelligent control system of automatic on-off engine, comprising throttle intelligent control system constituted by throttle control unit cooperated by total control unit and motorcycle shifting intelligent control system accomplished by the throttle control unit, inspecting unit and the total control unit. The throttle intelligent control system is cooperated with the shifting intelligent control system. Under the cooperation of automatic clutch on motorcycle body multi-CPU control system with the complete process of flaming starting, running, stopping and flameout can be accomplished. The invention also provides a motorcycle multi-CPU intelligent control method. The invention makes motorcycle driving simple and convenient. The invention also solves the problem that after motorcycle starts or shifts up engine flameout is easy, it is not in time to shift up and fuel is wasted in variable speed so on.

The invention aims to provide a safe driving device for an automobile, in order to overcome the defect of the prior art that a person without a driver license difficultly realizes safe driving. According to the embodiment of the invention, the safe driving device for the automobile which is provided by the invention in order to achieve the purpose comprises an information identifying module, an information judging module and an execution control module. In the safe driving device for the automobile according to the embodiment, the information identifying module is utilized to identify chip information in a driver license, and after comparison and verification are performed, the person without the driver license or with an invalid license is forbidden to drive dangerously, so that the serious hidden danger influencing the traffic safety is eliminated.

The invention discloses a detection and control device of a shared bicycle. The detection and control device comprises a pressure sensor, a bicycle lock module, an AD conversion module, a control module, a motor driving module, a high-power DC motor, a low-power DC motor, a voltage reducing module, a boosting module, a lithium battery, a lithium battery protection module, a solar cell panel, a 5Vvoltage stabilizer, a speed sensor, a small magnet and a posture sensor. By means of the detection and control device, whether a bicycle rider is a beginner who is 12 years old or younger or not is judged according to two standards including the weight and the bicycle riding posture; compared with the mode of scanning a code for riding the bicycle, the age of the bicycle rider can be better distinguished. Moreover, through the combination of hand braking and automatic braking, compared with pure hand braking, the bicycle speed can be better limited. Furthermore, the riding speed of the bicycleand the left-right swinging amplitude of the bicycle can be monitored in real time, the brake function and the alarm function are automatically adopted, and the safety riding of the bicycle is facilitated.

The invention provides a flexible, buffering, energy-absorption and power-generation type strain deceleration strip for vehicles. The deceleration strip comprises an outer body bearing movable piece, an inner body bearing base, an outer frame tank body, a three-section type hydraulic lifting jack, a touch control and reset system, a power transmission connecting rod mechanism, a speed changing gear system, a voltage supply system, power generators and a storage battery. The flexible, buffering, energy-absorption and power-generation type strain deceleration strip has the advantages that the impact force and pulse energy lost when the vehicles pass the deceleration strip can be recycled by the inner and outer structures of the deceleration strip in combination with the power transmission connecting rod mechanism and the speed changing gear system, the power generators convert the recycled energy into electric energy, the electric energy is stored in the storage battery to power the whole system, and the independence of the system is guaranteed; the inner and outer structures of the deceleration strip are combined with reset springs to form a three-layer structure with adjustable strip heights and slope and the effect of buffering, and vehicle damage caused by severe mechanical vibration is alleviated.

The invention provides a power battery system and an electric automobile and belongs to the technical field of new-energy automobiles. The power battery system comprises a temperature sensor, a temperature comparator and an alarm, wherein the temperature sensor is electrically connected with the temperature comparator and the alarm separately; the temperature comparator is used for sending warningsignals to the alarm when a current temperature received from the temperature sensor is higher than a preset temperature threshold, so as to enable the alarm to alarm. By adopting the power battery system and the electric automobile, users can understand faults of the power battery system in advance and make corresponding processing in time, and then, the electric automobile can be prevented fromstopping work under the condition of no symptom, so that the safe driving of a driver is facilitated.

The invention discloses a bituminous pavement anti-sliding security risk real-time sensing pre-warning method. According to the bituminous pavement anti-sliding security risk real-time sensing pre-warning method, a speed sensor and a pressure sensor are buried in a pavement, the wheel-loaded load applied to the bituminous pavement and speed information can be sensed in real time, and anti-siding security risks existing in the high-speed traveling (vehicle running and airplane taking-off and landing) process of transporting tools can be analyzed in real time by combining an established anti-sliding risk model which considers the pavement texture characteristics, the tire material characteristics and the mutual effect of the pavement texture characteristics and the tire material characteristics at the same time; and pre-warming signals are transmitted to an intelligent pre-warning terminal of a driver in the modes of sound, light, vibration and the like, integration of sensing, transmission, awareness and control over the bituminous pavement anti-sliding security risks is realized, a scientific and reliable method is provided for real-time control of the anti-sliding security risks in the high-speed traveling process of the transporting tools, and the bituminous pavement anti-sliding security risk real-time sensing pre-warning method has significant theoretical significance and application value.