14 results about "Vehicle builder" patented technology

Disclosed is a surveillance camera capable of detecting a color of a vehicle using vehicle logo detection. This specification describes a method that, instead of processing an entire image of a vehicle, detects the vehicle's logo and expands a bounding box of the detected logo to analyze a dominant color within the expanded bounding box for higher accuracy. During a dominant color analysis process, color correction may be performed based on metadata, environmental factors, and a lighting condition. In addition, more accurate vehicle color detection may be achieved through color distance measurement. According to this specification, at least one of a surveillance camera, an autonomous vehicle, a user terminal, and a server may be associated with an Artificial Intelligence (AI) module, a robot, an Augmented Reality (AR) device, a Virtual Reality (VR) device, and a 5G service.

The invention discloses a vehicle network system based on a block chain hybrid consensus algorithm DTSP-PBFT. The vehicle network system comprises a main chain, a side chain, and a vehicle, an automobile manufacturer and a road side unit which are in communication connection. The main chain is constructed and maintained by an automobile manufacturer and is used for storing privacy data or hash values of vehicles; the side chain is constructed by a plurality of road side units and is used for processing a vehicle service request and performing identity authentication by adopting a DTSP-PBFT-based hybrid consensus algorithm; the vehicle carries a vehicle-mounted unit, interacts with the road side unit and the main chain through a dedicated short-range communication protocol, and participates in the network as a side chain light node; and the road side unit is used for communicating with the vehicle, forwarding the zero knowledge proof to the main chain, and executing the flow of the DTSP-PBFT-based hybrid consensus algorithm as a consensus node. According to the method, the communication overhead in the consensus process is effectively reduced, and remarkable effects are achieved in the aspects of expansibility, safety, system throughput rate and the like.

This invention relates to the field of lubricating oil technology, and more particularly to an engine oil composition with improved water resistance and its preparation method. The engine oil composition includes a complexing agent, a base oil, a viscosity index improver, and a pour point depressant. The complexing agent is a mixture of detergent, dispersant, zinc dialkyl dithiophosphate, antioxidant, friction improver, emulsifier retainer, and corrosion inhibitor. The emulsifier retainer is a polymethacrylate with an N-vinylpyrrolidone branched structure and / or a styrene-maleic anhydride polymer. The engine oil composition of this invention, by employing a specific complexing agent and mixing it with other functional additives, exhibits excellent formulation balance and compatibility, and can well meet the requirements of automobile manufacturers for the water resistance, fuel economy, and emission performance of hybrid engine oils.

The invention relates to the technical field of performance development of vehicle outer covering parts, and discloses a pre-selecting system and method for a vehicle outer covering part material with multi-index performance requirements and a medium. Comprising the steps that an index determination module determines an anti-dent performance index and a flexural rigidity performance index of a vehicle outer covering part material; the standardization module is used for distributing weights to the anti-dent performance index and the flexural rigidity performance index of the vehicle outer covering part material, and carrying out standardization processing on the anti-dent performance index and the flexural rigidity performance index of the vehicle outer covering part material; and the selection module performs weighted summation on the standardized anti-dent performance index and the flexural rigidity performance index by using the distributed weight to obtain a comprehensive score of the vehicle outer covering part material, and selects the vehicle outer covering part material according to the comprehensive score. According to the method, multi-dimensional quantitative evaluation indexes covering economic cost consideration, product comprehensive performance evaluation and the like are designed, and it is ensured that the selected materials can comprehensively meet the diversified requirements of automobile manufacturers.

The application discloses a new energy automobile multidimensional energy efficiency evaluation method, device, equipment and storage medium, the method collects the running data of the new energy automobile under different environmental conditions and different driving conditions; according to the running data, the mileage achievement rate index representing the vehicle endurance capability, the temperature regulation efficiency index reflecting the thermal management efficiency and the charging rate index measuring the energy utilization efficiency of the charging process are calculated respectively; the comprehensive energy saving efficiency index is generated by weighting and synthesizing according to the preset weight, and the energy efficiency evaluation report is generated according to the comprehensive energy saving efficiency index; the comprehensive energy efficiency performance of the new energy automobile in the real use environment can be comprehensively and objectively evaluated, the actual level of the endurance capability, the thermal management efficiency and the charging energy efficiency of the vehicle under different environmental temperatures and driving scenes can be accurately reflected, accurate energy efficiency optimization directions are provided for automobile manufacturers, and reliable energy efficiency reference bases are provided for consumers.

The utility model discloses an automobile seat backrest suspension installation structure which comprises a backrest suspension, two backrest side edge plates and a bottom edge metal plate connected between the bottoms of the two backrest side edge plates, steel wire hooks are arranged in the middles of the two sides and the upper portions of the two sides of the backrest suspension, and the backrest suspension is hooked between the two backrest side edge plates through the steel wire hooks on the two sides. Steel wire supports are backwards arranged at the two ends of the bottom of the backrest suspension, clamping holes are formed in the positions, corresponding to the two steel wire supports, of the bottom edge metal plate respectively, the steel wire supports are clamped and fixed into the corresponding clamping holes through clamps, and therefore the bottom end of the backrest suspension is supported and fixed to the bottom edge metal plate. The backrest suspension installation structure can better adapt to the design trend that the X-direction thickness of a backrest assembly of a modern automobile is narrowed, reliable installation is achieved in a limited space, the design flexibility and the space utilization rate of an automobile seat are improved, automobile manufacturers are facilitated to meet the requirement of consumers for the space in the automobile, and meanwhile the automobile seat is convenient to mount and dismount. And the seat layout is optimized.

Proximity-activated locking access system (10) for a motor vehicle (14) comprising the following: - a proximity sensor (16); - a projector (18); - an electrically operated shutter (20); - a sensor for detecting an authorized vehicle user within a predetermined distance of the motor vehicle (14), and - a controller (26) that is designed to (a) to project an image (42, 44) onto the ground when the authorized user approaches the vehicle (14), initially projecting an image (42) of a motor vehicle manufacturer's logo (42) onto the ground and detecting activity adjacent to the shutter (20) after projecting the image (42, 44) onto the ground and before varying the image (42, 44), (b) to vary the image (42, 44) from the motor vehicle manufacturer's logo (42) to a footprint image (44) when the operation of the proximity-activated locking access system (10) is initiated to indicate that the proximity-activated locking access system (10) is ready to open the electrically operated lock (20) in response to the user stepping into the image (44) and (c) to open the electrically operated shutter (20) in response to the authorized user entering the picture (42, 44) for a predetermined period of time.

The present invention provides steel sheet products having controlled compositions that are subjected to two-step annealing processes to produce sheet products having desirable microstructures and favorable mechanical properties such as high strength and ultra-high formability. The steel sheet products may be cold rolled or hot rolled. Steels processed in accordance with the present invention exhibit favorable combined ultimate tensile strength and total elongation (UTS·TE) properties, and may fall into the category of Generation 3 advanced high strength steels, desirable in various industries including automobile manufacturers.

This invention belongs to the field of high-speed vehicle positioning technology and discloses a method for determining whether a vehicle is traveling on a highway and for precise vehicle positioning. The method includes: S1. Obtaining the latitude and longitude of the vehicle's current location and, in cooperation with the vehicle manufacturer, obtaining the vehicle's most recent travel trajectory information affected by an accident; S2. Determining whether the vehicle is within a large area of ​​a target city; S3. Constructing a highway network topology map of the target city; S4. Within the target city, determining whether the vehicle is on a highway within the target city; S5. Finding the most probable true path through the few edges closest to the vehicle's latitude and longitude sequence; S6. Using shortest path planning to verify the connectivity of all complete paths and whether they represent the shortest distance, thereby reconstructing the correct path and accurate location of the vehicle. This invention can accurately determine whether a vehicle is traveling on a highway and accurately obtain the vehicle's travel direction and latitude and longitude.

Aspects of the subject disclosure may include, for example, a device, having a processing system including a processor; and a memory that stores executable instructions that, when executed by the processing system, facilitate performance of operations, including gathering and aggregating historical data provided to an APN gateway of a connected car manufacturer and a packet core of a communications network; using the historical data gathered and aggregated to train a ML model to recognize anomalies from the historical data, thereby creating a trained ML model; monitoring current data provided to the APN gateway and the packet core; and generating an alert when the trained ML model recognizes an anomaly. Other embodiments are disclosed.

The invention discloses an automobile man-machine engineering experience design system based on AI voice control, and the system comprises a VR immersive environment module which is used for generating a 3D in-vehicle model for a user to carry out VR experience; the AI voice interaction module is used for recognizing user voice and converting the user voice into a system control instruction; the multi-mode control center is used for synchronously driving the 3D in-vehicle model to be linked with a real object rack motor according to a system control instruction; and a data management and analysis module. According to the technical scheme provided by the invention, through a closed-loop process of voice interaction, instruction analysis, multi-mode control and real-time feedback, 'zero-interruption 'natural interaction of automobile design review is realized, a client is supported to adjust a 3D in-vehicle model in real time through a voice instruction, a real object rack and a virtual scene are synchronously driven, and the real-time performance of the 3D in-vehicle model is improved. The review efficiency and the design decision quality are remarkably improved, the design iteration process is accelerated, and finally the product design quality and the user experience are improved while the development cycle of an automobile manufacturer is shortened.

The invention relates to the technical field of automobile safety crash test data acquisition and analysis, in particular to a crash test dummy head 6D attitude data robust acquisition system and method. The system comprises an edge AI analysis module, a visual depth perception unit, a dummy head inertial measurement unit and a redundant power supply and data preservation module, and further comprises an inertial wake-up and attitude reference unit. According to the method, accurate 6D pose measurement is realized, and the problem of visual / inertial data interruption or inaccuracy caused by air bag shielding, environment change and inertial drift is effectively solved through visual depth fusion and deep fusion of inertial measurement data of the dummy head by unscented Kalman filtering; robustness and continuity of 6D attitude data and high-precision dynamic information of the head in the whole collision process are guaranteed, a second scheme still serves as a guarantee mechanism to obtain related data of the dummy head under the extreme condition, and high-precision high-dimensional analysis data can be provided for automobile manufacturers.

The invention provides a headlamp assembly and a vehicle, the headlamp assembly comprises at least three light emitting modules, each light emitting module comprises at least two light sources, and the headlamp assembly has a first light mode, a second light mode and a third light mode; when the front illuminating lamp assembly is in any one of a first light mode, a second light mode and a third light mode, the at least two light emitting modules emit light; in addition, any two modes of the first light mode, the second light mode and the third light mode meet the condition that the light sources in the light emitting state are not completely the same, and the light sources are shared. The headlamp assembly is wide in irradiation range and good in adjustability, and development cost of automobile manufacturers can be saved.

The invention discloses an automobile public opinion analysis method, and relates to the technical field of public opinion analysis, and the method comprises the steps: obtaining automobile public opinion data; inputting the automobile public opinion data into a trained sentiment classification model to obtain a sentiment classification result of the automobile public opinion information; mining themes in the automobile public opinion data by using a potential Dirichlet allocation model to obtain theme keywords; constructing a co-occurrence matrix based on the subject keywords, generating a text network graph and analyzing the text network graph to obtain a text network analysis result; and obtaining a public opinion analysis result based on the sentiment classification result, the theme keyword and the text network analysis result. According to the scheme, the internal relation between each theme and the keyword is captured, the automobile manufacturer is helped to grasp the opinions of the public on the brand in real time, and a targeted strategy is formulated.