Patents by Inventor Jingbo Xu

Jingbo Xu 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).

  • Publication number: 20240153430
    Abstract: A method for compensating display of a spliced screen, including: obtaining a picture to be displayed; obtaining a theoretical brightness gain of at least one sub-display region in a plurality of sub-display regions; obtaining an actual brightness gain of the central region according to the theoretical brightness gain of at least part of the sub-display regions, and obtaining actual brightness gains of a plurality of first nodes in the non-central region according to the theoretical brightness gain of at least part of the sub-display regions; obtaining an actual brightness gain of at least part of the non-central region by using a bilinear interpolation method according to the actual brightness gains of the plurality of first nodes and an actual brightness gain of at least one second node on the central region; and compensating the picture to be displayed based on an actual brightness gain of the picture to be displayed.
    Type: Application
    Filed: December 30, 2021
    Publication date: May 9, 2024
    Inventors: Mingi CHU, Ying HAN, Fei YANG, Lirong WANG, Yi CHEN, Yu WANG, Jingbo XU, Pan LI
  • Patent number: 11952355
    Abstract: Provided are a method of preparing a malononitrile oxime ether compound and an intermediate compound. The malononitrile oxime ether compound has a structure as shown in formula (VII), wherein W is selected from aryl or heteroaryl. The preparation method comprises: reacting a first raw material with a second raw material in the presence of a first solvent and a catalyst to obtain the intermediate compound, wherein the first raw material has a structure as shown in formula (IV), and the second raw material has a structure as shown in formula (V); and subjecting the intermediate compound, and a dehydrant to a dehydration reaction in the present of a second solvent to obtain the malononitrile oxime ether compound. Furthermore, the malononitrile oxime ether compound is obtained through one-step dehydration reaction. using the preparation method, is advantageous for improving the yield of malononitrile oxime ethers and reducing the cost.
    Type: Grant
    Filed: June 17, 2019
    Date of Patent: April 9, 2024
    Assignee: Shenyang Sinochem Agrochemicals R&D Co., Ltd.
    Inventors: Hongfei Wu, Xueming Cheng, Libao Xu, Chunxiao Guo, Jingbo Xu, Ningning Sun, Haibo Yu
  • Publication number: 20240112623
    Abstract: A display substrate, comprising a base substrate and a scan drive control circuit which is disposed in a non-display area of the base substrate. The scan drive control circuit comprises an input circuit, an output control circuit, and an output circuit. The output control circuit is connected to the input circuit and the output circuit. The output control circuit comprises a first node control capacitor and a second node control capacitor. The length of the first node control capacitor in a first direction LC1k, the length of the second node control capacitor in the first direction LC2k and the length of the scan drive control circuit in the first direction LY satisfy the following formula: L C ? 1 ? k L Y < L C ? 2 ? k L Y ; L C ? 1 ? k L Y < 0.2 .
    Type: Application
    Filed: July 8, 2022
    Publication date: April 4, 2024
    Inventors: Miao LIU, Xueguang HAO, Jingbo XU, Xing YAO, Jingquan WANG, Xinyin WU, Xinguo LI, Zhichong WANG
  • Publication number: 20240104403
    Abstract: A method for training a click rate prediction model includes: obtaining sample feature information and a label value, in which the sample feature information includes feature information of a sample user and feature information of a target object, and the label value is configured to indicate whether the sample user interacts with the target object; obtaining a plurality of adjacent matrixes for feature interaction by processing the feature information of the target object based on the hypernetwork module; obtaining a click rate prediction value of the sample user on the target object using the prediction module, according to the sample feature information and the plurality of adjacent matrixes; and training the click rate prediction model according to the label value and the click rate prediction value.
    Type: Application
    Filed: November 28, 2023
    Publication date: March 28, 2024
    Applicant: BEIJING BAIDU NETCOM SCIENCE TECHNOLOGY CO., LTD.
    Inventors: Yaqing Wang, Hongming Piao, Longteng Xu, Daxiang Dong, Jingbo Zhou
  • Publication number: 20240071284
    Abstract: A method for driving a display panel is provided. The method includes receiving image data of a frame of image, the image data including a plurality of initial grayscale values respectively for a plurality of subpixels in the display panel; and converting the image data into a converted image data including a plurality of converted grayscale values respectively for the plurality of subpixels. Converting the image data includes compensating a respective initial grayscale value for a respective subpixel by at least a respective delay-compensating factor to obtain a respective converted grayscale value. With respect to a p-th subpixel and a q-th subpixel respectively connected to a respective data line and having a same initial grayscale values, a p-th delay-compensating factor for the p-th subpixel is greater than a q-th delay-compensating factor for the q-th subpixel.
    Type: Application
    Filed: June 29, 2021
    Publication date: February 29, 2024
    Applicants: Hefei BOE Joint Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Song Meng, Jingbo Xu, Pan Li
  • Publication number: 20240054925
    Abstract: A method for sensing a display panel includes: sensing an electrical characteristic parameter of a driving transistor of a pixel circuit of a sub-pixel in an X-th row in a blank stage between an N-th frame and an (N+1)-th frame, wherein X is a random number, and both N and X are positive integers.
    Type: Application
    Filed: May 28, 2021
    Publication date: February 15, 2024
    Inventors: Xiaolong WEI, Fei YANG, Song MENG, Jingbo XU, Jianbo XIAN
  • Publication number: 20240046879
    Abstract: A data driving integrated circuit includes a digital-to-analog converter configured to receive a respective digital data signal from a timing controller and convert the respective digital data signal to a respective analog data signal, which is output to a display panel through a respective data line; an analog-to-digital converter configured to receive a respective analog sensing signal from a respective sensing line in the display panel and convert respective analog sensing signal to a respective digital sensing signal, which is output to the timing controller; a first sensing switch configured to control a connection between a first reference voltage line and the respective sensing line; a second sensing switch configured to control a connection between a second reference voltage line and the respective sensing line; and a third sensing switch configured to control the connection between the analog-to-digital converter and the respective sensing line.
    Type: Application
    Filed: May 26, 2021
    Publication date: February 8, 2024
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Fei Yang, Song Meng, Zhiqiang Dong, Yi Chen, Jingbo Xu, Jianbo Xian
  • Patent number: 11891371
    Abstract: The present invention belongs to the fields of insecticides, acaricides and fungicides, and particularly relates to a piperonylic acid derivative, and preparation and application thereof. The structure is shown in a general formula I, and the definition of each substituent in the formula is described in the description. The compound of the general formula I exhibits excellent insecticidal, acaricidal and fungicidal activity and can be used for controlling various harmful insects, mites or fungus.
    Type: Grant
    Filed: June 22, 2018
    Date of Patent: February 6, 2024
    Assignees: SHENYANG SINOCHEM AGROCHEMICALS R&D CO., LTD, JIANGSU YANGNONG CHEMICAL CO., LTD.
    Inventors: Hongfei Wu, Jingbo Xu, Shaowu Liu, Haibo Yu, Xiuhui Chang, Qin Sun, Libao Xu, Xueming Cheng, Hao Yang, Ningning Sun
  • Publication number: 20230271919
    Abstract: The present invention belongs to the field of agricultural acaricides, and particularly relates to a substituted phenyl sulfide compound and an application thereof. The substituted phenyl sulfide compound is as represented in general formula I. Definitions of substituted groups in the formula are given in the description. The compound of the general formula I has excellent acaricidal activity and can be used for preventing and controlling various mites.
    Type: Application
    Filed: July 13, 2021
    Publication date: August 31, 2023
    Inventors: Libao XU, Hongfei WU, Xiuhui CHANG, Haibo YU, Yuquan SONG, Jingbo XU, Chunxiao GUO, Xueming CHENG, Ningning SUN
  • Patent number: 11699382
    Abstract: Provided is a method for driving a display device including n rows of sub-pixels; the method includes: driving the first frame of image, including: performing normal display driving on the n rows of sub-pixels in a display driving period, performing darkness insertion driving on a rows, from the 1st to ath rows, of sub-pixels in a first darkness insertion sub-period, and performing darkness insertion driving on (n?a) rows, from the (a+1)th to nth rows, of sub-pixels in a second darkness insertion sub-period driving a second frame of image, including: performing normal display driving on the n rows of sub-pixels in a display driving period, performing darkness insertion driving on b rows, from the 1st to bth rows, of sub-pixels in a first darkness insertion sub-period, and performing darkness insertion driving on (n?b) rows, from the (b+1)th to nth rows, of sub-pixels in a second darkness insertion sub-period.
    Type: Grant
    Filed: July 21, 2021
    Date of Patent: July 11, 2023
    Assignees: Hefei BOE Joint Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xuehuan Feng, Xing Yao, Jingbo Xu, Xuelian Cheng
  • Publication number: 20230025310
    Abstract: Provided is a method for driving a display device, including n rows of sub-pixels; the method includes: driving the first frame of image, including: performing normal display driving on the n rows of sub-pixels in a display driving period, performing darkness insertion driving on a rows, from the 1st to ath rows, of sub-pixels in a first darkness insertion sub-period, and performing darkness insertion driving on (n?a) rows, from the (a+1)th to nth rows, of sub-pixels in a second darkness insertion sub-period driving a second frame of image, including: performing normal display driving on the n rows of sub-pixels in a display driving period, performing darkness insertion driving on b rows, from the 1st to bth rows, of sub-pixels in a first darkness insertion sub-period, and performing darkness insertion driving on (n?b) rows, from the (b+1)th to nth rows, of sub-pixels in a second darkness insertion sub-period.
    Type: Application
    Filed: July 21, 2021
    Publication date: January 26, 2023
    Inventors: Xuehuan FENG, Xing YAO, Jingbo XU, Xuelian CHENG
  • Publication number: 20220400678
    Abstract: The present invention discloses an oxime ether compound with novel structure. The structure is shown in general formula I. The definition of each substituent in the formula is provided in the description. The compound of general formula I has excellent microbicidal 1 activity, and has good control effects on plant bacterial diseases and fungal diseases. The present invention comprises an application of the compound of the general formula I as a microbicide in agriculture and other fields.
    Type: Application
    Filed: November 2, 2020
    Publication date: December 22, 2022
    Inventors: Xueming CHENG, Haibo YU, Liang CHEN, Hongfei WU, Geng SUN, Chunxiao GUO, Libao XU, Jingbo XU, Ningning SUN
  • Publication number: 20220202011
    Abstract: The present invention belongs to the fields of insecticides and acaricides, and particularly relates to a piperonylic acid derivative and application thereof. The structure is shown in a general formula I, and the definition of each substituent in the formula is described in the description. The compound of the general formula I has excellent insecticidal and acaricidal activity and can be used for controlling various pests and mites.
    Type: Application
    Filed: March 4, 2022
    Publication date: June 30, 2022
    Inventors: Hongfei WU, Jingbo XU, Shaowu LIU, Haibo YU, Lanfeng BAN, Libao XU, Xueming CHENG, Chunxiao GUO, Ningning SUN
  • Publication number: 20220055996
    Abstract: Provided are a method of preparing a malononitrile oxime ether compound and an intermediate compound. The malononitrile oxime ether compound has a structure as shown in formula (VII), wherein W is selected from aryl or heteroaryl. The preparation method comprises steps: reacting a first raw material with a second raw material in the presence of a first solvent and a catalyst to obtain the intermediate compound, wherein the first raw material has a structure as shown in formula (IV), and the second raw material has a structure as shown in formula (V); and subjecting the intermediate compound as shown in formula (VI), and, a dehyclrant to a dehydrantion reaction in the presence of a second solvent to obtain the malononitrile oxime ether compound. In the preparation process for the intermediate, a cheaper cyanoacetamide is used as a raw material, the reaction conditions are mild. Moreover, the yield of the intermediate compound is high and the cost of the process is low.
    Type: Application
    Filed: June 17, 2019
    Publication date: February 24, 2022
    Inventors: Hongfei WU, Xueming CHENG, Libao XU, Chunxiao GUO, Jingbo XU, Ningning SUN, Haibo YU
  • Patent number: 11081047
    Abstract: Disclosed are a pixel structure, a method for driving a pixel structure, a method for preparing a pixel structure, and a display apparatus. The pixel structure includes a plurality of sub-pixel groups arranged in an array; each of the sub-pixel groups comprises a first sub-pixel electrode, a second sub-pixel electrode a first-type carbon nanotube switch tube and a second-type carbon nanotube switch tube; the first sub-pixel electrode is connected to the first-type carbon nanotube switch tube; the second sub-pixel electrode is connected to the second-type carbon nanotube switch tube; and the first-type carbon nanotube switch tube and the second-type carbon nanotube switch tube in each of the sub-pixel groups are connected to the same gate line and the same data line.
    Type: Grant
    Filed: May 29, 2018
    Date of Patent: August 3, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jingbo Xu, Hu Meng
  • Publication number: 20210149746
    Abstract: A method for scheduling a computational operation based on graph data, which includes: dividing graph data into multiple partitions; scheduling the partitions to be allocated to multiple processors; successively assigning the partitions to corresponding threads of the processors for computation according to a respective degree of criticality of each partition; determining whether an idle processor exists, a processor being the idle processor when the processor includes one or more idle threads; communicating the idle processor with other processor(s) to find partition(s) to be computed and corresponding to the other processor(s); selecting and determining a partition to be computed; and migrating and binding the determined partition to be computed to thread(s) of the idle processor for processing. The present disclosure further relates to a system, a computer readable medium, and a device for scheduling a computational operation based on graph data.
    Type: Application
    Filed: January 27, 2021
    Publication date: May 20, 2021
    Inventors: Wenfei Fan, Wenyuan Yu, Jingbo Xu, Xiaojian Luo
  • Publication number: 20210149960
    Abstract: A graph data storage method for non-uniform memory access architecture (NUMA) processing system is provided. The processing system includes at least one computing device, each computing device corresponding to multiple memories, and each memory corresponding to multiple processors. The method includes: performing three-level partitioning on graph data to obtain multiple third-level partitions based on a communication mode among computing device(s), memories, and processors; and separately storing graph data of the multiple third-level partitions in NUMA nodes corresponding to the processors. A graph data storage system and an electronic device are further provided.
    Type: Application
    Filed: January 27, 2021
    Publication date: May 20, 2021
    Inventors: Wenfei Fan, Wenyuan Yu, Jingbo Xu, Xiaojian Luo
  • Publication number: 20200181107
    Abstract: The present invention belongs to the fields of insecticides, acaricides and fungicides, and particularly relates to a piperonylic acid derivative, and preparation and application thereof. The structure is shown in a general formula I, and the definition of each substituent in the formula is described in the description. The compound of the general formula I exhibits excellent insecticidal, acaricidal and fungicidal activity and can be used for controlling various harmful insects, mites or fungus.
    Type: Application
    Filed: June 22, 2018
    Publication date: June 11, 2020
    Applicant: SHENYANG SINOCHEM AGROCHEMICALS R&D CO., LTD.
    Inventors: Hongfei WU, Jingbo XU, Shaowu LIU, Haibo YU, Xiuhui CHANG, Qin SUN, Libao XU, Xueming CHENG, Hao YANG, Ningning SUN
  • Patent number: 10642389
    Abstract: The present invention discloses a touch display driving circuit and a touch display apparatus. The touch display driving circuit comprises a display device, a driving transistor, a light-sensing touch module and a compensation driving module, the light-sensing touch module comprises a phototransistor and a light-sensing control unit, a gate of the phototransistor is connected with a first electrode of the phototransistor, the light-sensing control unit is connected with the phototransistor and a read line, a control electrode of the driving transistor is connected with the compensation driving module, the compensation driving module is connected with a first power supply terminal, a first terminal of the display device, a first electrode of the driving transistor and a second electrode of the driving transistor, a second terminal of the display device is connected with a second power supply terminal.
    Type: Grant
    Filed: October 24, 2014
    Date of Patent: May 5, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Shengji Yang, Haisheng Wang, Jingbo Xu
  • Patent number: 10629655
    Abstract: The present invention provides an array substrate, a mask plate and a display device, relates to the field of OLED display technology, and can solve the problem that the array substrate of an existing OLED has limited resolution because size of the openings and distance between openings cannot be too small. The array substrate of the present invention comprises a plurality of sub-pixels each having a light-emitting layer, wherein the sub-pixels are classified into a plurality of first type sub-pixels arranged in a matrix and second type sub-pixels each arranged between two adjacent first type sub-pixels in both row and column directions; and each second type sub-pixel and at least one first type sub-pixel adjacent thereto have the same color.
    Type: Grant
    Filed: January 16, 2015
    Date of Patent: April 21, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., ORDOS YUANSHENG OPTOELECTRONICS CO., LTD.
    Inventors: Shanshan Bai, Fengli Ji, Minghua Xuan, Jiantao Liu, Jingbo Xu