Patents by Inventor Qianshan LI
Qianshan LI has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230358390Abstract: A connection assembly includes an electrical cord providing electrical communication between a first light fixture and a second light fixture, and a cover removably coupled to the first light fixture and the second light fixture. The electrical cord includes a first electrical connector coupled to the first light fixture, and a second electrical connector coupled to the second light fixture. The cover extends over the electrical cord, and includes a first end adjacent the first light fixture, a second end adjacent the second light fixture, and a surface extending between the first end and the second end. The cover provides a continuous surface between the first light fixture and the second light fixture.Type: ApplicationFiled: July 18, 2023Publication date: November 9, 2023Inventors: Qianshan LI, Kevin LU, Syed Raza, Dean DAL PONTE
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Patent number: 11754773Abstract: A luminaire includes a housing with a cavity, a non-planar lens, and a light emitter. The non-planar lens is coupled to the housing. The lens defines a generally circular footprint and a concavo-convex shape. The light emitter is positioned proximate an edge of the cavity and is configured to emit light into an edge of the lens and toward a center of the cavity.Type: GrantFiled: November 4, 2021Date of Patent: September 12, 2023Assignee: HLI SOLUTIONS, INC.Inventors: Qianshan Li, Michael Neuer, Tomi Lin, Syed Raza, Dean Dal Ponte, Prathika Appaiah, Paul Lewis, Kevin Lu
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Patent number: 11746990Abstract: A connection assembly includes an electrical cord providing electrical communication between a first light fixture and a second light fixture, and a cover removably coupled to the first light fixture and the second light fixture. The electrical cord includes a first electrical connector coupled to the first light fixture, and a second electrical connector coupled to the second light fixture. The cover extends over the electrical cord, and includes a first end adjacent the first light fixture, a second end adjacent the second light fixture, and a surface extending between the first end and the second end. The cover provides a continuous surface between the first light fixture and the second light fixture.Type: GrantFiled: May 14, 2021Date of Patent: September 5, 2023Assignee: HLI SOLUTIONS, INC.Inventors: Qianshan Li, Kevin Lu, Syed Raza, Dean Dal Ponte
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Publication number: 20230060542Abstract: A method and apparatus evaluates a map for autonomous driving. The method acquires pixel points of lane lines of a road in a static map; acquires pixel points of lane lines of the road in a real-time map; forms first fitted curves of the lane lines in the static map by fitting the acquired pixel points of the lane lines in the static map respectively; forms second fitted curves of the lane lines in the real-time map by fitting the acquired pixel points of the lane lines in the real-time map respectively; calculates fitted-curve-similarities between the first fitted curves and the corresponding second fitted curves; and evaluates the consistency of the static map and the real-time map based on the fitted-curve-similarities.Type: ApplicationFiled: January 21, 2021Publication date: March 2, 2023Inventors: Philipp FRIEDRICH, Qianshan LI, Gary LU, Jenny YUAN
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Patent number: 11567496Abstract: A method and an apparatus optimizes scan data obtained by sensors on vehicle, and corrects trajectory for a vehicle/robot based on the optimized scan data.Type: GrantFiled: September 20, 2017Date of Patent: January 31, 2023Assignee: Bayerische Motoren Werke AktiengesellschaftInventors: Maximilian Doemling, Sebastian Granzow, Wanli Jiang, Qianshan Li, Jianpeng Li, Shuhan Lv, Tao Xu, Hongshan Xu
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Patent number: 11538168Abstract: A method for segmentation of a point cloud includes receiving a first frame of point cloud from a sensor; segmenting the first frame of point cloud to obtain a first set of point clusters representing a segmentation result for the first frame of point cloud; receiving a second frame of point cloud from the sensor; mapping the first set of point clusters to the second frame of point cloud; determining points within the second frame of point cloud which do not belong to the mapped first set of point clusters; segmenting the points within the second frame of point cloud which do not belong to the mapped first set of point clusters to obtain a second set of point clusters; and generating a segmentation result for the second frame of point cloud by combining the first set of point clusters and the second set of point clusters.Type: GrantFiled: June 15, 2018Date of Patent: December 27, 2022Assignee: Bayerische Motoren Werke AktiengesellschaftInventors: Maximilian Doemling, Wanli Jiang, Qianshan Li
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Patent number: 11436919Abstract: A method for determining driving strategy of a vehicle includes obtaining localization information of the vehicle, a driving route of the vehicle, and a current driving velocity of the vehicle. The method further includes detecting and interpreting a current status of a traffic light. The method further includes recognizing a duration of the current status of the traffic light. The method further includes detecting a relevant stop line. The method further includes obtaining a distance between the stop line and the vehicle. The method further includes determining whether to change the current driving velocity according to the current status of the traffic light, the duration of the current status of the traffic light, the distance between the traffic stop line and the vehicle, and the current driving velocity. A data processing device for determining driving strategy of a vehicle is also provided.Type: GrantFiled: April 22, 2020Date of Patent: September 6, 2022Assignee: Bayerische Motoren Werke AktiengesellschaftInventors: Maximilian Doemling, Wanli Jiang, Qianshan Li, Bill Lv, Gavin Xu, Tomas Xu
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Publication number: 20220252406Abstract: A method for determining a 6-dimensional (6D) delta pose of a vehicle includes obtaining a pre-defined roadmodel 2-dimensional (2D) manifold in 6D space, wherein the roadmodel 2D manifold in 6D space is pre-defined by transforming objects in a roadmodel from 3D (x, y, z) space into 6D (x, y, z, r, p, y) space, wherein x and y represent positions of objects on a horizontal plane, and z, r, p and y represent the height, roll angle, pitch angle and yaw angle of the objects in real world; obtaining a delta 3D odometry (?x, ?y, ?) from an odometer of the vehicle, wherein ?x and ?y represent the movements in the lateral and forward-reverse directions, and ? represents a current heading of the vehicle; projecting the obtained delta 3D odometry onto the roadmodel 2D manifold; and determining the 6D delta pose of the vehicle corresponding to the delta 3D odometry.Type: ApplicationFiled: June 14, 2019Publication date: August 11, 2022Inventors: Maximilian DOEMLING, Qianshan LI, Wenxin TIAN
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Publication number: 20220242444Abstract: A method includes obtaining a pre-defined roadmodel 2-dimensional (2D) manifold in 6D space, wherein the roadmodel 2D manifold in 6D space is pre-defined by transforming objects in a roadmodel from 3D space into 6D space, obtaining a current position of the vehicle and a target position of the vehicle on the horizontal plane; obtaining a piece of the roadmodel 2D manifold covering the current position and the target position; flattening the piece of the roadmodel represented by the piece of the roadmodel 2D manifold onto the horizontal plane while maintaining a distance between any two points from 3D space to the horizontal plane; and planning a trajectory for the vehicle from the current position to the target position in the flattened roadmodel on the horizontal plane.Type: ApplicationFiled: June 14, 2019Publication date: August 4, 2022Inventors: Maximilian DOEMLING, Qianshan LI, Wenxin TIAN
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Patent number: 11391590Abstract: A method and apparatus for selecting a map from a plurality of maps having different resolutions for a moving object includes dynamically selecting an appropriate map from maps having different levels of details according to environment information, such that a minimum amount of required map is loaded, thereby effectively improving the data processing efficiency of vehicles.Type: GrantFiled: December 13, 2019Date of Patent: July 19, 2022Assignee: Bayerische Motoren Werke AktiengesellschaftInventors: Maximilian Doemling, Sebastian Granzow, Wanli Jiang, Qianshan Li, Jianpeng Li, Shuhan Lv, Hongshan Xu, Tao Xu
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Publication number: 20220057568Abstract: A luminaire includes a housing with a cavity, a non-planar lens, and a light emitter. The non-planar lens is coupled to the housing. The lens defines a generally circular footprint and a concavo-convex shape. The light emitter is positioned proximate an edge of the cavity and is configured to emit light into an edge of the lens and toward a center of the cavity.Type: ApplicationFiled: November 4, 2021Publication date: February 24, 2022Inventors: Qianshan Li, Michael Neuer, Tomi Lin, Syed Raza, Dean Dal Ponte, Prathika Appaiah, Paul Lewis, Kevin Lu
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Patent number: 11216951Abstract: A computer-implemented method for representing environmental elements includes receiving scan data comprising at least a point cloud representing at least an environmental element from a sensor, segmenting the point cloud into point clusters, and partitioning the point clusters into hierarchical grids. The method also includes establishing a Gaussian distribution for points in each cell of each of the hierarchical grids, and constructing a Gaussian Mixture Model based on the Gaussian distribution for representing the environmental element.Type: GrantFiled: November 22, 2019Date of Patent: January 4, 2022Assignee: Bayerische Motoren Werke AktiengesellschaftInventors: Maximilian Doemling, Sebastian Granzow, Wanli Jiang, Qianshan Li, Jianpeng Li, Shuhan Lv, Hongshan Xu, Tao Xu
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Publication number: 20210356099Abstract: A connection assembly includes an electrical cord providing electrical communication between a first light fixture and a second light fixture, and a cover removably coupled to the first light fixture and the second light fixture. The electrical cord includes a first electrical connector coupled to the first light fixture, and a second electrical connector coupled to the second light fixture. The cover extends over the electrical cord, and includes a first end adjacent the first light fixture, a second end adjacent the second light fixture, and a surface extending between the first end and the second end. The cover provides a continuous surface between the first light fixture and the second light fixture.Type: ApplicationFiled: May 14, 2021Publication date: November 18, 2021Inventors: Qianshan Li, Kevin Lu, Syed Raza, Dean Dal Ponte
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Patent number: 11169319Abstract: A luminaire includes a housing with a cavity, a non-planar lens, and a light emitter. The non-planar lens is coupled to the housing. The lens defines a generally circular footprint and a concavo-convex shape. The light emitter is positioned proximate an edge of the cavity and is configured to emit light into an edge of the lens and toward a center of the cavity.Type: GrantFiled: May 15, 2020Date of Patent: November 9, 2021Assignee: Hubbell IncorporatedInventors: Qianshan Li, Michael Neuer, Tomi Lin, Syed Raza, Dean Dal Ponte, Prathika Appaiah, Paul Lewis, Kevin Lu
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Publication number: 20210248752Abstract: A method for segmentation of a point cloud, includes: receiving a first frame of point cloud from a sensor; segmenting the first frame of point cloud using a segmentation algorithm to obtain a first set of point clusters representing a segmentation result for the first frame of point cloud; receiving a second frame of point cloud from the sensor; mapping the first set of point clusters to the second frame of point cloud; determining points within the second frame of point cloud which do not belong to the mapped first set of point clusters; segmenting the points within the second frame of point cloud which do not belong to the mapped first set of point clusters using the segmentation algorithm to obtain a second set of point clusters; and generating a segmentation result for the second frame of point cloud by combining the first set of point clusters and the second set of point clusters.Type: ApplicationFiled: June 15, 2018Publication date: August 12, 2021Inventors: Maximilian DOEMLING, Wanli JIANG, Qianshan LI
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Patent number: 10958846Abstract: A method for configuring a sensor, which is adapted to be installed on a moving object, includes obtaining localization information of the sensor from a localization device, obtaining characteristic information and localization information of at least one element from a digital map, and choosing one or more elements of the at least one element in the digital map. The method also includes configuring the sensor according to the characteristic information and/or the localization information of the one or more chosen elements.Type: GrantFiled: August 6, 2019Date of Patent: March 23, 2021Assignee: Bayerische Motoren Werke AktiengesellschaftInventors: Maximilian Doemling, Sebastian Granzow, Wanli Jiang, Qianshan Li, Rick Li, Bill Lv, Ivan Xu, Tomas Xu
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Publication number: 20200363580Abstract: A luminaire includes a housing with a cavity, a non-planar lens, and a light emitter. The non-planar lens is coupled to the housing. The lens defines a generally circular footprint and a concavo-convex shape. The light emitter is positioned proximate an edge of the cavity and is configured to emit light into an edge of the lens and toward a center of the cavity.Type: ApplicationFiled: May 15, 2020Publication date: November 19, 2020Inventors: Qianshan Li, Michael Neuer, Tomi Lin, Syed Raza, Dean Dal Ponte, Prathika Appaiah, Paul Lewis, Kevin Lu
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Patent number: D923859Type: GrantFiled: November 7, 2018Date of Patent: June 29, 2021Assignee: Hubbell IncorporatedInventors: Qianshan Li, Michael Neuer, Tomi Lin, Syed Raza, Dean Dal Ponte, Prathika Appaiah, Paul Lewis, Kevin Lu
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Patent number: D1006310Type: GrantFiled: October 21, 2019Date of Patent: November 28, 2023Assignee: Hubbell Lighting, Inc.Inventors: Armin Ahrari, Edward Duncan, Kevin Lu, Qianshan Li, Dean Dal Ponte, Syed Raza, Benjamin Peirick
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Patent number: D1018957Type: GrantFiled: August 24, 2020Date of Patent: March 19, 2024Assignee: HLI Solutions, Inc.Inventors: Qianshan Li, Kevin Lu, Syed Raza, Dean Dal Ponte, Armin Ahrari, Jeff McClow