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公开(公告)号：US11698640B2
公开(公告)日：2023-07-11
申请号：US16917191
申请日：2020-06-30
Inventor： Ning Yu , Fan Zhu , Yongyi Sun
IPC: G05D1/02 , B60W30/045 , B60W40/04 , B60W40/06
CPC classification number: G05D1/0219 , B60W30/045 , B60W40/04 , B60W40/06 , G05D1/0221 , B60W2530/201 , B60W2552/20 , B60W2554/408
Abstract: A method and apparatus for determining a turn-round path of a vehicle, a device and a storage medium are provided. An embodiment of the method includes: determining a starting position and a target position for the vehicle to turn round on a road; determining, based at least partially on road information associated with the road and vehicle information associated with the vehicle, a candidate turn-round path between the starting position and the target position; evaluating the feasibility of the candidate turn-round path; and determining, based on the evaluation on the feasibility, a turn-round path by which the vehicle is to turn round on the road.
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公开(公告)号：US11687080B2
公开(公告)日：2023-06-27
申请号：US16786509
申请日：2020-02-10
Inventor： Hongye Li , Xiaoxin Fu , Zhenguang Zhu
CPC classification number: G05D1/0212 , G01C21/3415 , G01C21/3461 , G05D1/0231 , G05D1/0257
Abstract: A blacklist-based re-navigation method and apparatus, and a computer readable storage medium are provided. The blacklist-based re-navigation method includes: detecting whether an obstacle is in a front area of a driverless vehicle in a driving process of the driverless vehicle; if an obstacle is detected in the front area, generating a blacklist associated with the obstacle, wherein the blacklist includes a road on which the obstacle is located; and reporting the blacklist to a navigation system, wherein the navigation system re-plans a navigation route according to the road on which the obstacle is located.
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13.发明授权公开(公告)号：US11654899B2
公开(公告)日：2023-05-23
申请号：US16916201
申请日：2020-06-30
Inventor： Fan Yang , Fan Zhu , Leibing Lv , Lin Ma
CPC classification number: B60W30/09 , B60W30/18163 , G08G1/166 , G08G1/167
Abstract: Embodiments of the present disclosure disclose a method and apparatus for avoidance control of a vehicle, an electronic device, and a storage medium, where the method includes: obtaining behavior information of a moving obstacle, where the moving obstacle is located in a direction of movement of the vehicle and a distance between the moving obstacle and the vehicle satisfies a preset avoidance distance; determining an avoidance strategy for the vehicle based on the behavior information of the moving obstacle; and controlling movement of the vehicle based on the avoidance strategy. The method in the embodiments of the present disclosure considers the behavior information of the moving obstacle in the process of avoidance control of the vehicle, and the vehicle can be controlled to travel when the moving obstacle takes an avoidance action, thereby improving the accuracy of avoidance for the vehicle and the practicality of intelligent driving.
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14.发明公开公开(公告)号：US20230142243A1
公开(公告)日：2023-05-11
申请号：US18148836
申请日：2022-12-30
Inventor： Xitong WANG , Kuang HU , Jinping LIANG , Ming LIN , Kang WANG , Xiaoying CHEN
CPC classification number: G06T7/80 , G01S7/40 , G01S7/41 , G06F18/22 , G06T2207/10028 , G06T2207/30252 , G06T2207/30244
Abstract: This disclosure provides a device environment identification method, a device environment identification apparatus, an electronic device and an autonomous vehicle, and relates to the field of artificial intelligence, in particular to the field of autonomous driving technology, sensor technology, etc. The method includes: obtaining data collected by a sensor of a device from an environment where the device is located; extracting feature information from the collected data; and generating an identification result of the environment in accordance with the feature information, the identification result being used for indicating a corresponding relationship between the environment and calibration of the sensor.
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15.发明申请公开(公告)号：US20230118945A1
公开(公告)日：2023-04-20
申请号：US17975689
申请日：2022-10-28
Inventor： Wei GAO , Wendong DING , Guowei WAN , Liang PENG
IPC: B60W60/00 , B60W50/00 , B60K35/00 , B60W40/10 , G06T7/50 , G06T7/73 , G01S17/89 , G01S17/86 , G01S7/48
Abstract: A method of processing data for an autonomous vehicle, an electronic device, a storage medium, and an autonomous vehicle are provided. The method includes: acquiring sensor data for the autonomous vehicle, wherein the sensor data includes inertial measurement data, LiDAR data, and visual image data; determining a first constraint factor for the inertial measurement data according to the inertial measurement data and the visual image data; determining a second constraint factor for the LiDAR data according to the inertial measurement data and the LiDAR data; determining a third constraint factor for the visual image data according to the inertial measurement data, the visual image data and the LiDAR data; and processing the sensor data based on the first constraint factor, the second constraint factor and the third constraint factor, so as to obtain positioning data for positioning the autonomous vehicle.
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Patent Agency Ranking
16.发明申请公开(公告)号：US20230014025A1
公开(公告)日：2023-01-19
申请号：US17947620
申请日：2022-09-19
Inventor： Bo ZHU
IPC: G06F9/48
Abstract: A method and apparatus for processing a service using a request in a computer readable storage medium. An embodiment of the method comprises: acquiring a service using a request for a vehicle-mounted device; determining a to-be-processed request from unprocessed service using requests; determining, using a preset navigation status service layer, a service type to which the to-be-processed request belongs; and calling, using the navigation status service layer, a service module corresponding to the service type to process the to-be-processed request, the navigation status service layer recording corresponding relationships between different service types and different service modules.
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公开(公告)号：US20230008398A1
公开(公告)日：2023-01-12
申请号：US17933742
申请日：2022-09-20
Inventor： Qingqing XIE , Yanfu ZHANG , Jiali ZHANG
Abstract: A method for calibrating a Lidar and a positioning device, a device, and a storage medium. The method includes: acquiring a point-cloud data sequence of the Lidar and a pose data sequence of the positioning device, in which, the Lidar and the positioning device are on a same traveling device; determining first trajectory information of the Lidar and second trajectory information of the positioning device according to the point-cloud data sequence and the pose data sequence; and determining a calibration offset between the Lidar and the positioning device according to the first trajectory information and the second trajectory information, in which, a matching degree between the first trajectory information and the second trajectory information satisfies a preset matching degree condition under a trajectory information correspondence determined based on the calibration offset.
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公开(公告)号：US11417114B2
公开(公告)日：2022-08-16
申请号：US16914082
申请日：2020-06-26
Inventor： Shuang Zhang , Xiang Liu , Bin Gao , Xiaoxing Zhu , Jingjing Xue
Abstract: A method and apparatus for processing information are provided. A specific embodiment of the method includes: identifying at least one obstacle from a point cloud collected by a lidar during a traveling process of a vehicle; for an obstacle in the at least one obstacle, determining an appearance rate of the obstacle within a life cycle corresponding to the obstacle; determining a confidence degree of a grid region of at least one grid region based on appearance rates of obstacles in the at least one obstacle; determining a target grid region from the at least one grid region based on the confidence degree, and determining whether an obstacle detected in the target grid region is an obstacle detected for a first time; and if yes, filtering out a point cloud corresponding to the obstacle detected in the target grid region for the first time.
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公开(公告)号：US20220236065A1
公开(公告)日：2022-07-28
申请号：US17721628
申请日：2022-04-15
Inventor： Qisheng LIU , Youhao LI , Songtao CHANG , Cheng LUO
Abstract: The present disclosure provides a map data fusion method and apparatus, an electronic device, a medium and a program product. The method includes: acquiring first map data and second map data; based on a first feature descriptor set and a second feature descriptor set included in the first map data and the second map data respectively, determining a set of matching point pairs between a first set of three-dimensional coordinate points and a second set of three-dimensional coordinate points included in the first map data and the second map data respectively; determining a pose transformation matrix between the first map data and the second map data based on the set of matching point pairs; and fusing the first map data and the second map data into third map data based on the pose transformation matrix.
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公开(公告)号：US20220207106A1
公开(公告)日：2022-06-30
申请号：US17697917
申请日：2022-03-17
Inventor： Zhongliang Zhou
Abstract: An apparatus for convolution operation is provided. The apparatus includes: a plurality of multipliers configured to receive matrix elements of two matrices, and multiply respective matrix elements to generate a plurality of product elements; a plurality of distributed caches each including a plurality of cache units and configured to respectively store the plurality of product elements in respective cache units; a register delay chain including a plurality of registers coupled in series and configured to receive a read control signal, delay the read control signal per stage to output a plurality of per-stage delayed read control signals, and respectively provide, to the plurality of distributed caches, the read control signal and the plurality of per-stage delayed read control signals; and an accumulator circuit configured to receive product elements in cache units corresponding to the read control signal and the plurality of per-stage delayed read control signals, and to generate an accumulation data based on the received product elements.
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