Patents by Inventor Long Xia

Long Xia 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: 11970510
    Abstract: Disclosed are a catalyst component and a catalyst for olefin polymerization, and an olefin polymerization method. The catalyst component comprises magnesium, titanium, a halogen and an internal electron donor, wherein the internal electron donor comprises a monocarboxylic acid ester compound and a diether compound, and the molar ratio of the monocarboxylic acid ester compound to the diether compound is (0.0035-0.7):1. By using the catalyst, a polymer having both a high isotactic index and a high melt flow index can be prepared.
    Type: Grant
    Filed: October 15, 2019
    Date of Patent: April 30, 2024
    Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, BEIJING RESEARCH INSTITUTE OF CHEMICAL INDUSTRY, CHINA PETROLEUM & CHEMICAL CORPORATION
    Inventors: Jin Zhao, Xianzhi Xia, Yuexiang Liu, Yang Tan, Chunhong Ren, Weili Li, Long Chen, Futang Gao, Yongtai Ling, Tao Liu
  • Publication number: 20240070222
    Abstract: Disclosed is a nonlinear optimization method for parameters of ocean ecological dynamics model, comprising the following steps: acquiring a state variable set and a parameter set to be optimized; building an ocean ecological dynamics model; acquiring a final cost function equation group; solving the ocean ecological dynamics model to obtain numerical solutions of each state variable; acquiring a Hamilton function of the cost function equation group under a constraint condition, and acquiring an adjoint equation based on the Hamilton function; adjusting the parameter set to be optimized based on the adjoint equation to obtain an optimal parameter set.
    Type: Application
    Filed: November 23, 2022
    Publication date: February 29, 2024
    Inventors: Honghua SHI, Long HU, Wei ZHENG, Tao XIA, Yongzhi WANG, Liting YIN, Yadong SUI
  • Patent number: 11810546
    Abstract: Provided are a sample generation method and apparatus. The sample generation method comprises: acquiring a plurality of text-audio pairs, wherein each text-audio pair contains a text segment and an audio segment; calculating an audio feature of an audio segment of each of the plurality of text-audio pairs, and selecting, by means of screening and according to the audio feature, a target text-audio pair and a splicing text-audio pair corresponding to the target text-audio pair from among the plurality of text-audio pairs; splicing the target text-audio pair and the splicing text-audio pair into a text-audio pair to be tested, and testing the text-audio pair to be tested; and when the text-audio pair to be tested meets a preset test condition, writing the text-audio pair to be tested into a training database.
    Type: Grant
    Filed: November 12, 2021
    Date of Patent: November 7, 2023
    Assignee: Beijing Yuanli Weilai Science and Technology Co., Ltd.
    Inventors: Dongxiao Wang, Mingqi Yang, Nan Ma, Long Xia, Changzhen Guo
  • Publication number: 20230317052
    Abstract: Provided are a sample generation method and apparatus. The sample generation method comprises: acquiring a plurality of text-audio pairs, wherein each text-audio pair contains a text segment and an audio segment; calculating an audio feature of an audio segment of each of the plurality of text-audio pairs, and selecting, by means of screening and according to the audio feature, a target text-audio pair and a splicing text-audio pair corresponding to the target text-audio pair from among the plurality of text-audio pairs; splicing the target text-audio pair and the splicing text-audio pair into a text-audio pair to be tested, and testing the text-audio pair to be tested; and when the text-audio pair to be tested meets a preset test condition, writing the text-audio pair to be tested into a training database.
    Type: Application
    Filed: November 12, 2021
    Publication date: October 5, 2023
    Inventors: Dongxiao WANG, Mingqi YANG, Nan MA, Long XIA, Changzhen GUO
  • Publication number: 20230219640
    Abstract: Provided is a vehicle rear spoiler control method, including the following steps: receiving a rear spoiler operation request; starting an environment perception apparatus of a vehicle, and acquiring environment perception data; performing obstacle detection in a preset range of a position where the rear spoiler of the vehicle is located according to the environment perception data; and controlling operation of the rear spoiler of the vehicle according to a result of the obstacle detection. By using the vehicle rear spoiler control method, the safety of operation of the rear spoiler can be improved. Further provided is an apparatus applying the vehicle rear spoiler control method and the vehicle.
    Type: Application
    Filed: June 5, 2020
    Publication date: July 13, 2023
    Applicant: WUHAN LOTUS CARS CO., LTD.
    Inventors: Hongyong LIU, Long XIA
  • Patent number: 10234998
    Abstract: The touch display panel comprises an array substrate, a color film substrate a touch electrode layer located at a side of the color film substrate away from the array substrate, and a transparent electrically conductive layer between the color film substrate and the touch electrode layer and insulated from the touch electrode layer. The transparent electrically conductive layer comprises a first area and a second area, a thickness of the transparent electrically conductive layer in the first area is greater than a thickness of the transparent electrically conductive layer in the second area, the transparent electrically conductive layer is suitable for being electrically connected to ground. A projection area of the touch electrode layer on the color film substrate overlaps with a projection area of the transparent electrically conductive layer located in the second area on the color film substrate.
    Type: Grant
    Filed: January 26, 2016
    Date of Patent: March 19, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Bo Liu, Long Xia, Qinghua Jiang, Xiaohe Li
  • Patent number: 10231326
    Abstract: A flexible printed circuit board and a display device are disclosed by embodiments of the invention. The flexible printed circuit board has one or more waveform structures disposed on its cross section.
    Type: Grant
    Filed: March 29, 2013
    Date of Patent: March 12, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Long Xia
  • Patent number: 10185169
    Abstract: A touch-control panel of a display apparatus includes one or more electrode layers. The electrode layer includes: a plurality of first electrode strips; and a plurality of second electrode strips interlacing with the plurality of first electrode strips and extending along a column direction; wherein the plurality of first electrode strips and the plurality of second electrode strips have widths varying along the column direction to thereby realize complementary shapes.
    Type: Grant
    Filed: May 20, 2016
    Date of Patent: January 22, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Bo Liu, Xianjie Shao, Honggang Gu, Long Xia, Wei Xue
  • Publication number: 20180252954
    Abstract: A touch-control panel of a display apparatus includes one or more electrode layers. The electrode layer includes: a plurality of first electrode strips; and a plurality of second electrode strips interlacing with the plurality of first electrode strips and extending along a column direction; wherein the plurality of first electrode strips and the plurality of second electrode strips have widths varying along the column direction to thereby realize complementary shapes.
    Type: Application
    Filed: May 20, 2016
    Publication date: September 6, 2018
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Bo LIU, Xianjie SHAO, Honggang GU, Long XIA, Wei XUE
  • Publication number: 20170205910
    Abstract: The touch display panel comprises an array substrate, a color film substrate a touch electrode layer located at a side of the color film substrate away from the array substrate, and a transparent electrically conductive layer between the color film substrate and the touch electrode layer and insulated from the touch electrode layer. The transparent electrically conductive layer comprises a first area and a second area, a thickness of the transparent electrically conductive layer in the first area is greater than a thickness of the transparent electrically conductive layer in the second area, the transparent electrically conductive layer is suitable for being electrically connected to ground. A projection area of the touch electrode layer on the color film substrate overlaps with a projection area of the transparent electrically conductive layer located in the second area on the color film substrate.
    Type: Application
    Filed: January 26, 2016
    Publication date: July 20, 2017
    Inventors: Bo LIU, Long XIA, Qinghua JIANG, Xiaohe LI
  • Patent number: 9625779
    Abstract: A display substrate and a method for repairing a lead of a driver integrated circuit. The display substrate comprises: multiple signal leads on the display substrate, at least one driver integrated circuit, at least one repair chip (RC), at least one repair lead, and at least one repair line (13). The RC is connected to the at least one driver integrated circuit, the repair lead is connected to the RC, and the repair line crosses signal lines connected to multiple signal leads, and is insulated from the signal lines. When the signal leads connected to the driver integrated circuit is in poor contact, the repair lead and the repair line (13) are used to replace the signal lead in poor contract, which solves a problem that an existing display substrate cannot repair a signal lead in poor contact in an outer lead region, causing wastes of products, and improving costs of the products.
    Type: Grant
    Filed: December 24, 2013
    Date of Patent: April 18, 2017
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Hui Wang, Long Xia
  • Patent number: 9616652
    Abstract: The present disclosure provides a system for removing a touch panel from a display panel. The system includes: a carrying device on which the display panel adhered with the touch panel is placed; a heating device configured to heat an adhesive between the touch panel and the display panel; and a cutting device arranged on the carrying device and configured to cut the adhesive so as to remove the touch panel from the display panel.
    Type: Grant
    Filed: May 21, 2014
    Date of Patent: April 11, 2017
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Fangfang Wu, Long Xia
  • Publication number: 20170060318
    Abstract: The present invention discloses a touch screen, which comprises a plurality of touch control electrode units and touch control electrode leads, wherein each of the touch control electrode units comprises one touch control driving electrode and M touch control sensing electrodes, and the touch control electrode leads comprise multiple touch control driving electrode leads and M touch control sensing electrode leads, each touch control driving electrode lead being correspondingly connected to each touch control driving electrode, and each of the M touch control sensing electrode leads being connected to one of the M touch control sensing electrodes in each of the touch control electrode units, wherein M is a positive integer greater than or equal to 5.
    Type: Application
    Filed: August 17, 2015
    Publication date: March 2, 2017
    Inventors: Honggang GU, Xianjie SHAO, Qinghua JIANG, Long XIA, Bo LIU
  • Publication number: 20160263880
    Abstract: The present disclosure provides a system for removing a touch panel from a display panel. The system includes: a carrying device on which the display panel adhered with the touch panel is placed; a heating device configured to heat an adhesive between the touch panel and the display panel; and a cutting device arranged on the carrying device and configured to cut the adhesive so as to remove the touch panel from the display panel.
    Type: Application
    Filed: May 21, 2014
    Publication date: September 15, 2016
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: FANGFANG WU, LONG XIA
  • Publication number: 20160014888
    Abstract: A flexible printed circuit board and a display device are disclosed by embodiments of the invention. The flexible printed circuit board has one or more waveform structures disposed on its cross section.
    Type: Application
    Filed: March 29, 2013
    Publication date: January 14, 2016
    Applicants: BOE TECHNOLOGY GROUP CO., INC., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Long XIA
  • Publication number: 20150212379
    Abstract: A display substrate and a method for repairing a lead of a driver integrated circuit. The display substrate comprises: multiple signal leads on the display substrate, at least one driver integrated circuit, at least one repair chip (RC), at least one repair lead, and at least one repair line (13). The RC is connected to the at least one driver integrated circuit, the repair lead is connected to the RC, and the repair line crosses signal lines connected to multiple signal leads, and is insulated from the signal lines. When the signal leads connected to the driver integrated circuit is in poor contact, the repair lead and the repair line (13) are used to replace the signal lead in poor contract, which solves a problem that an existing display substrate cannot repair a signal lead in poor contact in an outer lead region, causing wastes of products, and improving costs of the products.
    Type: Application
    Filed: December 24, 2013
    Publication date: July 30, 2015
    Inventors: Hui Wang, Long Xia