Patents by Inventor Wutu LIN

Wutu LIN 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).

  • Patent number: 11958473
    Abstract: A system and method for using human driving patterns to detect and correct abnormal driving behaviors of autonomous vehicles are disclosed. A particular embodiment includes: generating data corresponding to a normal driving behavior safe zone; receiving a proposed vehicle control command; comparing the proposed vehicle control command with the normal driving behavior safe zone; and issuing a warning alert if the proposed vehicle control command is outside of the normal driving behavior safe zone. Another embodiment includes modifying the proposed vehicle control command to produce a modified and validated vehicle control command if the proposed vehicle control command is outside of the normal driving behavior safe zone.
    Type: Grant
    Filed: June 17, 2021
    Date of Patent: April 16, 2024
    Assignee: TUSIMPLE, INC.
    Inventors: Wutu Lin, Liu Liu, Xing Sun
  • Publication number: 20240103523
    Abstract: A system and method for real world autonomous vehicle trajectory simulation may include: receiving training data from a data collection system; obtaining ground truth data corresponding to the training data; performing a training phase to train a plurality of trajectory prediction models; and performing a simulation or operational phase to generate a vicinal scenario for each simulated vehicle in an iteration of a simulation. Vicinal scenarios may correspond to different locations, traffic patterns, or environmental conditions being simulated. Vehicle intention data corresponding to a data representation of various types of simulated vehicle or driver intentions.
    Type: Application
    Filed: December 12, 2023
    Publication date: March 28, 2024
    Inventors: Xing SUN, Wutu LIN, Liu LIU, Kai-Chieh MA, Zijie XUAN, Yufei ZHAO
  • Publication number: 20240085900
    Abstract: A system and method for autonomous vehicle control to minimize energy cost are disclosed. A particular embodiment includes: generating a plurality of potential routings and related vehicle motion control operations for an autonomous vehicle to cause the autonomous vehicle to transit from a current position to a desired destination; generating predicted energy consumption rates for each of the potential routings and related vehicle motion control operations using a vehicle energy consumption model; scoring each of the plurality of potential routings and related vehicle motion control operations based on the corresponding predicted energy consumption rates; selecting one of the plurality of potential routings and related vehicle motion control operations having a score within an acceptable range; and outputting a vehicle motion control output representing the selected one of the plurality of potential routings and related vehicle motion control operations.
    Type: Application
    Filed: November 15, 2023
    Publication date: March 14, 2024
    Inventors: Xing SUN, Wutu LIN, Liu LIU, Kai-Chieh MA, Zijie XUAN, Yufei ZHAO
  • Patent number: 11892846
    Abstract: A prediction-based system and method for trajectory planning of autonomous vehicles are disclosed.
    Type: Grant
    Filed: August 28, 2020
    Date of Patent: February 6, 2024
    Assignee: TUSIMPLE, INC.
    Inventors: Xiaomin Zhang, Yilun Chen, Guangyu Li, Xing Sun, Wutu Lin, Liu Liu, Kai-Chieh Ma, Zijie Xuan, Yufei Zhao
  • Patent number: 11886183
    Abstract: A system and method for autonomous vehicle control to minimize energy cost are disclosed. A particular embodiment includes: generating a plurality of potential routings and related vehicle motion control operations for an autonomous vehicle to cause the autonomous vehicle to transit from a current position to a desired destination; generating predicted energy consumption rates for each of the potential routings and related vehicle motion control operations using a vehicle energy consumption model; scoring each of the plurality of potential routings and related vehicle motion control operations based on the corresponding predicted energy consumption rates; selecting one of the plurality of potential routings and related vehicle motion control operations having a score within an acceptable range; and outputting a vehicle motion control output representing the selected one of the plurality of potential routings and related vehicle motion control operations.
    Type: Grant
    Filed: June 17, 2022
    Date of Patent: January 30, 2024
    Assignee: TUSIMPLE, INC.
    Inventors: Xing Sun, Wutu Lin, Liu Liu, Kai-Chieh Ma, Zijie Xuan, Yufei Zhao
  • Patent number: 11885712
    Abstract: A system and method for real world autonomous vehicle perception simulation are disclosed. A particular embodiment includes: configuring a sensor noise modeling module to produce simulated sensor errors or noise data with a configured degree, extent, and timing of simulated sensor errors or noise based on a set of modifiable parameters; using the simulated sensor errors or noise data to generate simulated perception data by simulating errors related to constraints of one or more of a plurality of sensors, and by simulating noise in data provided by a sensor processing module corresponding to one or more of the plurality of sensors; and providing the simulated perception data to a motion planning system for the autonomous vehicle.
    Type: Grant
    Filed: November 9, 2020
    Date of Patent: January 30, 2024
    Assignee: TUSIMPLE, INC.
    Inventors: Xing Sun, Wutu Lin, Yufei Zhao, Liu Liu
  • Patent number: 11853072
    Abstract: A system and method for real world autonomous vehicle trajectory simulation may include: receiving training data from a data collection system; obtaining ground truth data corresponding to the training data; performing a training phase to train a plurality of trajectory prediction models; and performing a simulation or operational phase to generate a vicinal scenario for each simulated vehicle in an iteration of a simulation. Vicinal scenarios may correspond to different locations, traffic patterns, or environmental conditions being simulated. Vehicle intention data corresponding to a data representation of various types of simulated vehicle or driver intentions.
    Type: Grant
    Filed: September 1, 2022
    Date of Patent: December 26, 2023
    Assignee: TUSIMPLE, INC.
    Inventors: Xing Sun, Wutu Lin, Liu Liu, Kai-Chieh Ma, Zijie Xuan, Yufei Zhao
  • Patent number: 11853071
    Abstract: A data-driven prediction-based system and method for trajectory planning of autonomous vehicles are disclosed. A particular embodiment includes: generating a first suggested trajectory for an autonomous vehicle; generating predicted resulting trajectories of proximate agents using a prediction module; scoring the first suggested trajectory based on the predicted resulting trajectories of the proximate agents; generating a second suggested trajectory for the autonomous vehicle and generating corresponding predicted resulting trajectories of proximate agents, if the score of the first suggested trajectory is below a minimum acceptable threshold; and outputting a suggested trajectory for the autonomous vehicle wherein the score corresponding to the suggested trajectory is at or above the minimum acceptable threshold.
    Type: Grant
    Filed: April 14, 2020
    Date of Patent: December 26, 2023
    Assignee: TUSIMPLE, INC.
    Inventors: Xing Sun, Wutu Lin, Liu Liu, Kai-Chieh Ma, Zijie Xuan, Yufei Zhao
  • Publication number: 20230391340
    Abstract: A system and method for path planning of autonomous vehicles based on gradient are disclosed. A particular embodiment includes: executing a path planning module by use of a data processor; receiving, from a remote data source by use of the data processor, ancillary data to modify operation of the path planning module based on a context in which an autonomous vehicle is operating; generating, by use of the data processor, a trajectory comprising a plurality of waypoints; and causing the autonomous vehicle to follow a path conforming to the plurality of waypoints.
    Type: Application
    Filed: June 5, 2023
    Publication date: December 7, 2023
    Inventors: Wutu LIN, Xiaodi HOU
  • Publication number: 20230373483
    Abstract: A system and method for adaptive cruise control with proximate vehicle detection are disclosed. The example embodiment can be configured for: receiving input object data from a subsystem of a host vehicle, the input object data including distance data and velocity data relative to detected target vehicles; detecting the presence of any target vehicles within a sensitive zone in front of the host vehicle, to the left of the host vehicle, and to the right of the host vehicle; determining a relative speed and a separation distance between each of the detected target vehicles relative to the host vehicle; and generating a velocity command to adjust a speed of the host vehicle based on the relative speeds and separation distances between the host vehicle and the detected target vehicles to maintain a safe separation between the host vehicle and the target vehicles.
    Type: Application
    Filed: July 31, 2023
    Publication date: November 23, 2023
    Inventors: Wutu LIN, Liu LIU, Zijie Xuan, Xing SUN, Kai-Chieh MA, Yufei ZHAO
  • Publication number: 20230376037
    Abstract: An autonomous vehicle simulation system for analyzing motion planners is disclosed. A particular embodiment includes: receiving map data corresponding to a real world driving environment; obtaining perception data and configuration data including pre-defined parameters and executables defining a specific driving behavior for each of a plurality of simulated dynamic vehicles; generating simulated perception data for each of the plurality of simulated dynamic vehicles based on the map data, the perception data, and the configuration data; receiving vehicle control messages from an autonomous vehicle control system; and simulating the operation and behavior of a real world autonomous vehicle based on the vehicle control messages received from the autonomous vehicle control system.
    Type: Application
    Filed: August 3, 2023
    Publication date: November 23, 2023
    Inventors: Liu LIU, Yuwei WANG, Xing SUN, Yufei ZHAO, Wutu LIN
  • Publication number: 20230333554
    Abstract: A system and method for generating simulated vehicles with configured behaviors for analyzing autonomous vehicle motion planners are disclosed. A particular embodiment includes: obtaining configuration instructions and data for each of a plurality of simulated vehicles, a specific driving behavior for each of the plurality of simulated vehicles corresponding to perception data obtained from perception data sensors; and generating a plurality of trajectories and acceleration profiles to transition each of the plurality of simulated vehicles from a current position and speed to a corresponding target position and target speed, the target position and the target speed corresponding to the specific driving behavior for each of the plurality of simulated vehicles.
    Type: Application
    Filed: June 16, 2023
    Publication date: October 19, 2023
    Inventors: Xingdong LI, Xing SUN, Wutu LIN, Liu LIU
  • Patent number: 11782440
    Abstract: An autonomous vehicle simulation system for analyzing motion planners is disclosed. A particular embodiment includes: receiving map data corresponding to a real world driving environment; obtaining perception data and configuration data including pre-defined parameters and executables defining a specific driving behavior for each of a plurality of simulated dynamic vehicles; generating simulated perception data for each of the plurality of simulated dynamic vehicles based on the map data, the perception data, and the configuration data; receiving vehicle control messages from an autonomous vehicle control system; and simulating the operation and behavior of areal world autonomous vehicle based on the vehicle control messages received from the autonomous vehicle control system.
    Type: Grant
    Filed: December 18, 2020
    Date of Patent: October 10, 2023
    Assignee: TUSIMPLE, INC.
    Inventors: Liu Liu, Yuwei Wang, Xing Sun, Yufei Zhao, Wutu Lin
  • Patent number: 11753008
    Abstract: A system and method for adaptive cruise control with proximate vehicle detection are disclosed. The example embodiment can be configured for: receiving input object data from a subsystem of a host vehicle, the input object data including distance data and velocity data relative to detected target vehicles; detecting the presence of any target vehicles within a sensitive zone in front of the host vehicle, to the left of the host vehicle, and to the right of the host vehicle; determining a relative speed and a separation distance between each of the detected target vehicles relative to the host vehicle; and generating a velocity command to adjust a speed of the host vehicle based on the relative speeds and separation distances between the host vehicle and the detected target vehicles to maintain a safe separation between the host vehicle and the target vehicles.
    Type: Grant
    Filed: July 28, 2020
    Date of Patent: September 12, 2023
    Assignee: TUSIMPLE, INC.
    Inventors: Wutu Lin, Liu Liu, Zijie Xuan, Xing Sun, Kai-Chieh Ma, Yufei Zhao
  • Patent number: 11681292
    Abstract: A system and method for generating simulated vehicles with configured behaviors for analyzing autonomous vehicle motion planners are disclosed. A particular embodiment includes: receiving perception data from a plurality of perception data sensors; obtaining configuration instructions and data including pre-defined parameters and executables defining a specific driving behavior for each of a plurality of simulated dynamic vehicles; generating a target position and target speed for each of the plurality of simulated dynamic vehicles, the generated target positions and target speeds being based on the perception data and the configuration instructions and data; and generating a plurality of trajectories and acceleration profiles to transition each of the plurality of simulated dynamic vehicles from a current position and speed to the corresponding target position and target speed.
    Type: Grant
    Filed: December 4, 2020
    Date of Patent: June 20, 2023
    Assignee: TUSIMPLE, INC.
    Inventors: Xingdong Li, Xing Sun, Wutu Lin, Liu Liu
  • Patent number: 11673557
    Abstract: A system and method for path planning of autonomous vehicles based on gradient are disclosed. A particular embodiment includes: generating and scoring a first suggested trajectory for an autonomous vehicle; generating a trajectory gradient based on the first suggested trajectory; generating and scoring a second suggested trajectory for the autonomous vehicle, the second suggested trajectory being based on the first suggested trajectory and a human driving model; and outputting the second suggested trajectory if the score corresponding to the second suggested trajectory is within a score differential threshold relative to the score corresponding to the first suggested trajectory.
    Type: Grant
    Filed: June 12, 2020
    Date of Patent: June 13, 2023
    Assignee: TUSIMPLE, INC.
    Inventors: Wutu Lin, Xiaodi Hou
  • Publication number: 20230063989
    Abstract: A system and method for providing multiple agents for decision making, trajectory planning, and control for autonomous vehicles are disclosed.
    Type: Application
    Filed: November 9, 2022
    Publication date: March 2, 2023
    Inventors: Xing SUN, Yufei ZHAO, Wutu LIN, Zijie XUAN, Liu LIU, Kai-Chieh MA
  • Patent number: 11550329
    Abstract: A system and method for implementing a neural network based vehicle dynamics model are disclosed. A particular embodiment includes: training a machine learning system with a training dataset corresponding to a desired autonomous vehicle simulation environment; receiving vehicle control command data and vehicle status data, the vehicle control command data not including vehicle component types or characteristics of a specific vehicle; by use of the trained machine learning system, the vehicle control command data, and vehicle status data, generating simulated vehicle dynamics data including predicted vehicle acceleration data; providing the simulated vehicle dynamics data to an autonomous vehicle simulation system implementing the autonomous vehicle simulation environment; and using data produced by the autonomous vehicle simulation system to modify the vehicle status data for a subsequent iteration.
    Type: Grant
    Filed: January 13, 2021
    Date of Patent: January 10, 2023
    Assignee: TUSIMPLE, INC.
    Inventors: Jun Chen, Wutu Lin, Liu Liu
  • Publication number: 20230004165
    Abstract: A system and method for real world autonomous vehicle trajectory simulation may include: receiving training data from a data collection system; obtaining ground truth data corresponding to the training data; performing a training phase to train a plurality of trajectory prediction models; and performing a simulation or operational phase to generate a vicinal scenario for each simulated vehicle in an iteration of a simulation. Vicinal scenarios may correspond to different locations, traffic patterns, or environmental conditions being simulated. Vehicle intention data corresponding to a data representation of various types of simulated vehicle or driver intentions.
    Type: Application
    Filed: September 1, 2022
    Publication date: January 5, 2023
    Inventors: Xing SUN, Wutu LIN, Liu LIU, Kai-Chieh MA, Zijie XUAN, Yufei ZHAO
  • Patent number: 11500387
    Abstract: A system and method for providing multiple agents for decision making, trajectory planning, and control for autonomous vehicles are disclosed. A particular embodiment includes: partitioning a multiple agent autonomous vehicle control module for an autonomous vehicle into a plurality of subsystem agents, the plurality of subsystem agents including a deep computing vehicle control subsystem and a fast response vehicle control subsystem; receiving a task request from a vehicle subsystem; dispatching the task request to the deep computing vehicle control subsystem or the fast response vehicle control subsystem based on the content of the task request or a context of the autonomous vehicle; causing execution of the deep computing vehicle control subsystem or the fast response vehicle control subsystem by use of a data processor to produce a vehicle control output; and providing the vehicle control output to a vehicle control subsystem of the autonomous vehicle.
    Type: Grant
    Filed: August 12, 2020
    Date of Patent: November 15, 2022
    Assignee: TUSIMPLE, INC.
    Inventors: Xing Sun, Yufei Zhao, Wutu Lin, Zijie Xuan, Liu Liu, Kai-Chieh Ma