186results about How to "Improve driving safety factor" patented technology

The invention discloses an automobile drive simulation system based on a flexible transparent OLED and a control method of the automobile drive simulation system. According to the technologies of the automobile drive simulation system, display of basic vehicle information (including an automobile speed, an engine rotation speed, a cooling water temperature, a battery charge state and the like), augmented virtual reality navigation, pedestrian sensing, front vehicle anti-collision early warning, lane departure early warning, high-light-sensitivity night vision assisting, and vehicle-mounted communication display are involved. The devices of the automobile drive simulation system comprise a flexible transparent OLED display screen, a micro-processor, a camera, a sensor, a GPS chip, a laser millimeter-wave radar, a 3G network chip, a communication and electric power hardness and the like. The automobile drive simulation system is placed on a windshield in front of a driver, can effectively overcome the defects that an automobile head up display system is large in size and contains a small amount of display information and the like, effectively avoids the potential safety hazards which may be caused when the driver checks a central display screen and diverts attention, enables information to be more visual and easier to read, achieves stronger feeling of reality, provides more abundant information and is lower in energy consumption.

The invention relates to water permeable cement concrete using recycled concrete as the aggregate, which has the raw material compositions with the weight parts of 250-400 parts of cement, 1500-2000 parts of recycled concrete aggregate, 25-40 parts of inorganic plastering agent and 2.5-5 parts of synthetic fiber, wherein, the recycled concrete aggregate has 5-12mm of unitary size fraction and 25 percent or smaller of crushing value. The ecological water permeable concrete has the advantages of increasing the service means of the high added value of waste concrete, reducing the mining quantityof natural aggregates, lowering the cost for confecting water permeable materials, improving the traffic safety factors of the road, improving the water circulation function of the environment and having the performance indexes meeting the requirements of the set mechanical performance and other technical indexes.

The invention provides rough road surface driving assisted equipment, which comprises: a road surface information acquisition device with a binocular camera system, wherein the binocular camera system is adopted to shoot the road surface ahead a vehicle so as to acquire the ahead road surface video information; and a rough road surface judgment device, wherein the ahead road surface video information acquired by the road surface information acquisition device is converted into a parallax image, a moving window is adopted to divide the parallax image into a series of sub-parallax images, the divided sub-parallax images are converted into various sub-V parallax images according to the V parallax image generation criterion, line segment fitting is performed on various sub-V parallax images to obtain road surface mapping line segments, and whether the ahead road surface is the rough road surface is judged according to the total number of the endpoints of the road surface mapping line segments in various sub-V parallax images.

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 relates to a power driving system architecture in a hybrid vehicle. A battery module in a motor power driving sub system is connected with a first driving motor/generator through a first motor control module; the first driving motor/generator is connected with a power coupling transmission device; an engine control module in an engine power driving sub system is connected with an engine; the generator is connected with the battery module through a second motor control module; and the engine is connected with the power coupling transmission device through the generator. The invention also relates to a method for realizing power driving control in the hybrid vehicle based on the system architecture. By adopting the power driving system architecture in the hybrid vehicle and the control method for the power driving system architecture, the system architecture is more rational, the vehicle has higher power performance, and driving is higher in flexibility and completeness; furthermore, the vehicle saves energy, is environment-friendly and has high safety coefficient; and the power driving system architecture is stable and reliable in working performance and wider in applicability range, and lays a firm foundation for popularization and application of a hybrid technology.

The embodiment of the invention discloses a projection vehicle navigation display method, comprising: acquiring an intersection of the horizontal sight line of a driver and a front windshield; generating navigation information on current location of a vehicle according to a GPS (global positioning system) signal; projecting the navigation information on the inner side of the front windshield near the intersection through a projector. The embodiment of the invention also discloses a projection vehicle navigation device and system. According to the invention, the navigation information is projected on the inner side of the front windshield by means of projection, so that the driver can get the navigation information while paying attention to the road conditions ahead, and the driving safety of the driver is enhanced.

The invention discloses a vehicle-mounted traveling record management system used for a large van. The vehicle-mounted traveling record management system comprises an image monitoring module, a vehicle condition judgment module, a GPS module, an outer receiving module, a wireless communication module and a driving prompting module. By the adoption of the vehicle-mounted traveling record management system used for the large van, multiple cameras are arranged for panoramically monitoring the front side, the rear side, the left side and the right side of the van, the problem that a vision dead zone is generated due to the high driving position of the van is solved, the traffic safety coefficient can be better increased, and parking is convenient. By the adoption of the wireless communication module of the system, the van can be located and checked in real time by a driver and a van management center conveniently.

The invention provides a safety assistant control system for an automobile. The safety assistant control system for the automobile comprises an automobile safety assistant control module and an EMS (Engine Management System), wherein the automobile safety assistant control module comprises an ASL (Active Speed Limitation) module and a signal processing communication module; the ASL module comprises an enabling/forbidding module, a speed setting module, a speed comparing module and an accelerator position comparing module; and the signal processing communication module serves as a communication interface between the ASL module and the EMS. The safety assistant control system for the automobile is used for efficiently restraining the overspeed phenomenon, reducing the overspeed caused by improper operation and increasing the safety factor of driving.

The present invention provides a vehicle screen flickering preventing method and device. The method comprises: a detection module detecting the flickering amplitude of a vehicle, and a zooming module scaling down the display frame on a vehicle screen according to the flickering amplitude, wherein a movable region is formed between the outer boundary of the display frame and the inner boundary of the vehicle screen; an acquisition module acquiring the flickering direction, speed and movement amount of the vehicle; a calculation module calculating a compensation movement amount required by the display frame according to the flickering direction, speed and movement amount of the vehicle, wherein the compensation movement amount is used for offsetting flickering of the vehicle; and a frame moving module moving the display frame within the movable region according to the compensation movement amount. The vehicle screen flickering preventing method and device solve the technical problems that hidden dangers are caused to safe driving of a driver and the riding experience of passengers is degraded due to the fact that the screen of electronic equipment in the vehicle flickers along with the vehicle body in the running process of the vehicle at present.

The invention discloses an antiskid and abrasion resistant tire rubber composition. The antiskid and abrasion resistant tire rubber composition comprises the following components in parts by weight: 25-45 parts of butadiene rubber, 20-30 parts of natural rubber, 10-20 parts of ethylene-propylene-diene monomer rubber, 10-20 parts of high dispersive white carbon black, 20-30 parts of carbon black N330, 30-50 parts of carbon black N220, 1-5 parts of nano-zinc oxide, 2-4 parts of tackifying resin, 0.5-2 parts of anti-aging agent SP, 1-2 parts of anti-aging agent 4010 NA, 1-2 parts of anti-aging agent BLE, 3-8 parts of vulcanizing agent, 2-5 parts of sulfur, 0.5-2 parts of accelerant TBZTD-70, 1-2 parts of accelerant CZ, 2-4 parts of plasticizer DPDP, 3-6 parts of coupling reagent and 2-5 parts of aromatic oil. The antiskid and abrasion resistant tire rubber composition provided by the invention is excellent in wet grip, high in wet land driving safety factor, good in anti-abrasion performance and high in tire comprehensive using performance.

The invention discloses a ramp speed limit recognition method, which comprises steps: the speed limit sign information recognized from an acquired road image is obtained; based on the speed limit information, whether the speed limit information is ramp speed limit information is judged; if yes, the lane information, the route planning information, the traffic light information and the environmentinformation of the vehicle are obtained; according to the lane information, the route planning information, the traffic light information and the environment information, whether the vehicle enters aramp driving-in preparation state is judged; and if the vehicle is determined to enter the ramp driving-in preparation state, based on the ramp speed limit information, a speed limit value of the vehicle is determined and prompted. According to the method and the device provided in the invention, the correct recognition rate of the ramp speed limit recognition scheme can be improved, missed reportand error report risks can be reduced, and the driving experience of a driver can be improved. When the vehicle is overspeed after entering the ramp, the vehicle speed is limited below the ramp speedlimit, and the driving safety factor of the vehicle is improved.

The invention discloses a driver monitoring method and system for driving safety guarantee and accident liability fixation. The method comprises the following steps of: step 1: collecting natural human body feature data of a target driver by using a human body monitoring device; step 2: numbering the driver and performing personal identification; step 3: comparing the natural human body feature data of the target driver collected by the human body monitoring device in rear time with pre-stored natural human body feature data indexes; and step 4: performing real-time scheduling of a train according to comparison results. A target driver personal identification mechanism is introduced for the first time in train operation monitoring, wearing equipment and a Kinect sensor are used for collecting the natural human body features of the target driver, and a data flow is formed: and by matching the natural human body feature data, the whole-process monitoring, recording and analysis of the natural human body features of the train driver can be achieved, and a solid foundation is provided for driving safety guarantee as well as cause analysis and liability fixation of train accidents.

The invention relates to an over speed reminding method, which comprises the controller connected with over speed identifier and the speed sensor, and an accelerator pedal controlled switch circuit, with the controller connected with reminding component. It has good reminding effect with practical, safe and reliable feature.

The invention discloses an overtaking early-warning control method based on fuzzy control and a corresponding system, wherein the overtaking early-warning control method based on the fuzzy control comprises: obtaining a steering switch state and a distance value between a vehicle and a vehicle at the right front of the vehicle as an input quantity; computing according to a preset first membership function table to obtain a fuzzy input quantity T according to the steering switch state, and computing according to a preset second membership function table to obtain a fuzzy input quantity L according to the distance value; searching a preset fuzzy control rule table according to the fuzzy input quantities L and T to obtain an accurate control quantity; and determining whether to perform an overtaking pre-warning or not according to the accurate control quantity. By utilizing the overtaking early-warning control method and system based on the fuzzy control, a left turn signal light is automatically turned on in advance during overtaking, the overtaking without turning on the left turn signal light due to a bad driving habit of a driver is avoided, and the traffic safety factor is improved.

The motor vehicle is equipped with road condition and road mark detecting unit and speed limiter. The road condition and road mark information detecting unit detects is processed in data center so as to produce phonetic or graphic warning signal to prompt the driver and to produce signal to limit the speed of the vehicle or brake the vehicle. The present invention can raise greatly the safety coefficient of the driving and avoid road accident.