Patents by Inventor Kai Liu

Kai Liu 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: 11366467
    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: April 29, 2020
    Date of Patent: June 21, 2022
    Assignee: TUSIMPLE, INC.
    Inventors: Xing Sun, Wutu Lin, Liu Liu, Kai-Chieh Ma, Zijie Xuan, Yufei Zhao
  • Patent number: 11366021
    Abstract: Embodiments of the present disclosure discloses a temperature detecting device, a temperature detecting system and a temperature detecting method. The temperature detecting device includes: a bearing support, a first end of the bearing support being fixed; a temperature detector, provided on a second end of the bearing support; a moving component, configured to be connected with the bearing support, wherein the second end of the bearing support is movable with respect to the first end under driving of the moving component.
    Type: Grant
    Filed: May 29, 2019
    Date of Patent: June 21, 2022
    Assignees: HEFEI BOE VISION-ELECTRONIC TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Kai He, Lizhi Peng, Man Liu
  • Publication number: 20220188477
    Abstract: The present invention relates to an optimal load curtailment calculating method based on Lagrange multiplier and an application thereof in power system reliability assessment, wherein the calculating method comprises the following steps: inputting all system states to be analyzed for reliability assessment and establishing corresponding optimal load curtailment models; classifying the optimal load curtailment models according to Lagrange multiplier to obtain several sets; and solving the optimal load curtailment models in each set by using Lagrange multipliers to obtain an optimal load curtailment corresponding to the system state. The core of the present invention is to establish Lagrange-multiplier-based linear functions between the optimal load curtailment and the system states, and the iterative optimization processes of the traditional optimal load curtailment calculating method are substituted with the simple matrix multiplications.
    Type: Application
    Filed: August 30, 2019
    Publication date: June 16, 2022
    Inventors: Kai HOU, Zeyu LIU, Hongjie JIA, Dan WANG, Yunfei MU, Xiaodan YU, Lewei ZHU
  • Publication number: 20220191492
    Abstract: Methods, systems, and devices for coefficient scaling for high-precision image and video coding are described. A example method of video processing includes performing a conversion between a current block of a video and a bitstream representation of the video according to a rule, wherein the rule specifies that the conversion includes during encoding, skipping applying a forward transform to residual coefficients of the current block prior to including in the bitstream representation, or during decoding, reconstructing residual coefficients of the current block from the bitstream representation without applying an inverse transform, and wherein the rule further specifies that a scale factor is applied to the residual coefficients independent of a size of the current block.
    Type: Application
    Filed: March 8, 2022
    Publication date: June 16, 2022
    Inventors: Jizheng XU, Kai ZHANG, Li ZHANG, Hongbin LIU, Zhipin DENG, Yue WANG
  • Publication number: 20220186909
    Abstract: A lens has a light source setting location, first portion and second portion, the second portion has a first light inlet surface, first connection surface, first total reflection surface, second total reflection surface, third total reflection surface, and first light outlet surface being connected to the free end of the first total reflection surface and the third total reflection surface, and emitting the reflected light emitted from the third total reflection surface, and the maximum optical intensity direction of the second light beam emitted from the first light outlet surface intersects with the main optical axis. The lens and the lamp with the lens realizes uniform lighting in a large area on one side, and has small volume and high light efficiency.
    Type: Application
    Filed: August 25, 2021
    Publication date: June 16, 2022
    Inventors: Zuping He, Guoqing Zeng, Xiaoyun Liu, Kai Xu, Jun Yang
  • Publication number: 20220190056
    Abstract: The present disclosure provides a display panel and a display device. The display panel includes a display region; the display region includes a first display region and a second display region arranged in a second direction; each scanning signal line in the first display region is electrically connected with less pixels than each scanning signal line in the second display region; the first display region is divided into a first sub-display region and a second sub-display region arranged in the second direction; and the first sub-display region is located at the side far away from the second display region.
    Type: Application
    Filed: July 20, 2020
    Publication date: June 16, 2022
    Inventors: Yonglin GUO, Kai ZHANG, Yunsheng XIAO, Tingliang LIU
  • Publication number: 20220191490
    Abstract: Methods, devices, and systems related to video processing are disclosed. In one example aspect, a method of video processing includes performing a conversion between a block of a current picture of a video and a coded representation of the video using an intra-subblock partitioning (ISP) mode. A prediction is determined for each sub-partition using an intra-prediction process based on samples in the current picture using the ISP mode. The block is partitioned into multiple sub-partitions including a first sub-partitions having a same top-left corner position as a top-left corner position of the block.
    Type: Application
    Filed: February 28, 2022
    Publication date: June 16, 2022
    Inventors: Kai ZHANG, Li ZHANG, Hongbin LIU, Zhipin DENG, Na ZHANG, Yue WANG
  • Publication number: 20220191484
    Abstract: A method of video processing is described. The method includes determining, for subblocks of a current video block of a video, subblock boundaries to which a deblocking filter is to be applied according to a rule; and performing a conversion between the video and a coded representation of the video using the deblocking filter, wherein the rule specifies that a deblocking filter length is determined without checking a relationship between i) a sum of a position of a subblock of the current video block and a predefined value and ii) a width or a height of the current video block.
    Type: Application
    Filed: February 23, 2022
    Publication date: June 16, 2022
    Inventors: Zhipin DENG, Li ZHANG, Kai ZHANG, Hongbin LIU
  • Publication number: 20220191549
    Abstract: A method of video processing includes determining, for a conversion between a current block of a video and a coded representation of the video, whether a syntax element indicating usage of a skip mode for an intra-block copy (IBC) coding model is included in the coded representation according to a rule that specifies that signaling of the syntax element is based on a dimension of the current block and/or a maximum allowed dimension for a block that is coded using the IBC coding model. The method also includes performing the conversion based on the determining.
    Type: Application
    Filed: March 8, 2022
    Publication date: June 16, 2022
    Inventors: Li ZHANG, Kai ZHANG, Jizheng XU, Hongbin LIU
  • Publication number: 20220191447
    Abstract: A method of video processing is provided. The method includes: determining, for a conversion between a current video unit of a video and a coded representation of the video, that applicability of a first coding tool and a second coding tool is mutually exclusive; and performing the conversion based on the determining, wherein the first coding tool corresponds to an adaptive color space transformation (ACT) tool; wherein use of the ACT tool comprises: converting, during encoding a representation of a visual signal from a first color domain to a second color domain, or converting during decoding, a representation of a visual signal from the second color domain to the first color domain.
    Type: Application
    Filed: December 20, 2021
    Publication date: June 16, 2022
    Inventors: Li ZHANG, Jizheng XU, Kai ZHANG, Hongbin LIU, Weijia ZHU, Yue WANG
  • Publication number: 20220191475
    Abstract: A method of video processing is described. The method includes performing a conversion between a current video block of a video picture of a video and a coded representation of the video according to a buffer allocation rule, wherein the conversion uses an intra block copy (IBC) mode in which a prediction of the current video block is derived based on sample values from a same video slice with the current video block, and wherein the sample values are determined by block vectors, wherein the buffer allocation rule specifies that a virtual buffer allocated for the conversion using the IBC mode is greater than a minimum size of memory for storing a portion of the video picture searched for determining the block vectors.
    Type: Application
    Filed: March 3, 2022
    Publication date: June 16, 2022
    Inventors: Jizheng XU, Li ZHANG, Kai ZHANG, Hongbin LIU
  • Publication number: 20220185774
    Abstract: Provided is a compound of formula I or II, a stereoisomer, a tautomer, a geometrical isomer, a solvate, an active metabolite, a hydrate, a prodrug or a pharmaceutically acceptable salt thereof, a pharmaceutical composition thereof, and the medical uses thereof in treating diseases benefiting from the capsid protein assembly inhibitor, particularly diseases caused by hepatitis B virus infection.
    Type: Application
    Filed: September 27, 2019
    Publication date: June 16, 2022
    Inventors: Yinsheng ZHANG, Wangwei AO, Yuan LI, Hui WANG, Hangzhou SHEN, Jie NI, Huan ZHANG, Jie WU, Li ZHANG, Kai CAO, Peng LU, Xushi LIU, Jie WANG, Tianxiao ZHAO, Xingfeng GE, Dandan LU, Shuo CHEN, Xueqin MA, Wei SHI, Xiaojin WANG, Hongjiang XU
  • Patent number: 11363290
    Abstract: Methods of enabling and disabling a decoder-side motion vector refinement (DMVR) video decoder and/or encoder are described. One example method includes determining a width (W) and a height (H) of a video block, making a determination, based on a condition of the video block, between enabling and disabling a decoder side motion vector refinement step for a conversion between the video block and a coded representation of the video block, in a case that the determination is enabling, performing the conversion by enabling the decoder side motion vector refinement step; and in a case that the determination is disabling, performing the conversion by disabling the decoder side motion vector refinement step, wherein the decoder side motion vector refinement step includes refining value of a motion vector signaled in the coded representation and using the refined value during the conversion.
    Type: Grant
    Filed: August 20, 2020
    Date of Patent: June 14, 2022
    Assignees: BEIJING BYTEDANCE NETWORK TECHNOLOGY CO., LTD., BYTEDANCE INC.
    Inventors: Hongbin Liu, Li Zhang, Kai Zhang, Yue Wang
  • Patent number: 11361143
    Abstract: Embodiments of the present invention are directed to a computer-implemented method for proactive rich text format management. Aspects include obtaining a content item to be displayed to a user and obtaining a preferred rich text format template for the user. Aspects also include applying the preferred rich text format template to the content item to create a customized view of the content item and displaying the customized view of the content item to the user.
    Type: Grant
    Filed: July 18, 2019
    Date of Patent: June 14, 2022
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Anita Govindjee, Su Liu, Kai Liu, Cheng Xu
  • Patent number: 11362115
    Abstract: The present disclosure relates to the technical field of display. Disclosed are an array substrate and a preparation method therefor, and a display panel and a display device. The array substrate includes: a substrate; multiple gate lines, wherein the gate lines are located on the substrate, and extend along a first direction; multiple data lines, wherein the data lines are located on the substrate, and extend along a second direction, and the gate lines and the data lines intersect to define multiple pixel areas; and a touch-control electrode wiring wherein the touch-control electrode wiring has the same direction as that of the gate lines, and is arranged insulated from the gate lines on a different layer, and the orthographic projection of the touch-control electrode wiring on the substrate at least has an overlapping area with the orthographic projection of part of the gate lines on the substrate.
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: June 14, 2022
    Assignees: Ordos Yuansheng Optoelectronics Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Zhixuan Guo, Fengguo Wang, Yezhou Fang, Feng Li, Xinguo Wu, Hong Liu, Zifeng Wang, Lei Li, Kai Li, Liang Tian, Jing Zhao, Zhengkui Wang, Bo Ma, Haiqin Liang, Peng Liu
  • Patent number: 11363273
    Abstract: Devices, systems and methods for digital video coding, which includes matrix-based intra prediction methods for video coding, are described. In a representative aspect, a method for video processing includes performing a first determination that a luma video block of a video is coded using a matrix based intra prediction (MIP) mode in which a prediction block of the luma video block is determined by performing, on previously coded samples of the video, a boundary downsampling operation, followed by a matrix vector multiplication operation, and selectively followed by an upsampling operation, performing, based on the first determination, a second determination about a chroma intra mode to be used for a chroma video block associated with the luma video block, and performing, based on the second determination, a conversion between the chroma video block and a bitstream representation of the chroma video block.
    Type: Grant
    Filed: June 10, 2021
    Date of Patent: June 14, 2022
    Assignees: BEIJING BYTEDANCE NETWORK TECHNOLOGY CO., LTD., BYTEDANCE INC.
    Inventors: Zhipin Deng, Kai Zhang, Li Zhang, Hongbin Liu, Jizheng Xu
  • Patent number: 11362014
    Abstract: A power module including a circuit board, a chip, a first heat-conduction and insulation substrate and a second heat-conduction and insulation substrate is provided. The circuit board includes a board and a metal block embedded in the board and exposed from a first surface and a second surface of the board opposite to one another. The chip is disposed on a side of the second surface of the board corresponding to the metal block, and the chip is electrically and thermally connected to the metal block. The first heat-conduction and insulation substrate is located on a side of the first surface of the board to be disposed on the circuit board. The second heat-conduction and insulation substrate is electrically and thermally connected to the chip.
    Type: Grant
    Filed: May 27, 2020
    Date of Patent: June 14, 2022
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Chun-Kai Liu, Yao-Shun Chen, Po-Kai Chiu
  • Patent number: 11357584
    Abstract: This invention relates to a method for detecting faults in the operating states of a surgical robotic system, wherein the surgical robotic system including a master computer, a master embedded computer and a plurality of slave embedded computers is provided; the master computer controls the master embedded computer and the slave embedded computers via the LAN router; the master embedded computer communicates with the slave embedded computers via the LAN router and a first communication bus. In the present invention, the master computer, the master embedded computer and the slave embedded computers can detect faults interactively. Safety and reliability of the operation of the surgical robotic system can be improved without increasing any additional detection components, and communication burden of the system can be effectively reduced. The present invention can be widely applied to a minimally invasive surgical robotic system.
    Type: Grant
    Filed: February 28, 2019
    Date of Patent: June 14, 2022
    Assignee: BEIJING SURGERII TECHNOLOGY CO., LTD.
    Inventors: Kai Xu, Bin Zhao, Zhengchen Dai, Jiangran Zhao, Huan Liu, Wukun Mei, Huichao Zhang, Wei Wei, Bo Liang
  • Patent number: 11363291
    Abstract: A method for processing a video includes performing a conversion between a current block of visual media data and a corresponding coded representation of the visual media data, wherein the conversion of the current block includes determining whether a use of one or both of a bi-directional optical flow (BIO) technique or a decoder-side motion vector refinement (DMVR) technique to the current block is enabled or disabled, and wherein the determining the use of the BIO technique or the DMVR technique is based on a cost criterion associated with the current block.
    Type: Grant
    Filed: August 18, 2021
    Date of Patent: June 14, 2022
    Assignees: BEIJING BYTEDANCE NETWORK TECHNOLOGY CO., LTD., BYTEDANCE INC.
    Inventors: Hongbin Liu, Li Zhang, Kai Zhang, Jizheng Xu, Yue Wang
  • Publication number: 20220177447
    Abstract: The present invention relates to a salt of 5-((2-ethynyl-5-isopropylpyridin-4-yl)oxy)pyrimidine-2,4-diamine and a solid form thereof, a method for preparing the solid form and a pharmaceutical composition comprising the solid form, as well as a use of the solid form for preventing or treating diseases modulated by P2X3 and/or P2X2/3 receptor antagonists.
    Type: Application
    Filed: April 29, 2020
    Publication date: June 9, 2022
    Inventors: Yanping ZHAO, Hongjun WANG, Zewang FENG, Huai HUANG, Kai LIU, Xuelian Liu, Jianmei PANG, Nana TIAN, Xichao CHEN, Shenzhen FU, Jie MENG, Liying ZHOU, Yanan LIU