Patents by Inventor DONGWEI LI

DONGWEI 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).

  • Patent number: 10713176
    Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for data processing are provided. One of the methods includes: obtaining a bytecode compiled from source code comprising one or more input parameters, the source code including an encoding function to encode the one or more input parameters, save the encoded one or more input parameters in a memory segment, and provide a memory location of the memory segment; executing, according to the bytecode, the encoding function to encode the one or more input parameters to obtain the memory location of the memory segment storing the encoded one or more input parameters; and providing the memory location to a function for retrieving and decoding the encoded one or more input parameters to obtain the one or more input parameters.
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: July 14, 2020
    Assignee: Alibaba Group Holding Limited
    Inventor: Dongwei Li
  • Patent number: 10648070
    Abstract: The present disclosure provides a mask assembly and a method for manufacturing the same, and a display device. The mask assembly includes a frame, a first mask and a second mask, and the first mask and the second mask are superposed on the frame; the first mask includes an opening region, the second mask includes an evaporation region in which a first evaporation hole is provided for allowing an evaporation material to pass therethrough and a buffer region surrounding the evaporation region and configured to block off the evaporation material, and an orthographic projection of the boundary of the opening region onto the second mask is located within the buffer region.
    Type: Grant
    Filed: May 17, 2017
    Date of Patent: May 12, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., ORDOS YUANSHENG OPTOELECTRONICS CO., LTD.
    Inventors: Dongwei Li, Baojun Li, Chun Chieh Huang
  • Publication number: 20200117611
    Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for data processing are provided. One of the methods includes: obtaining a bytecode compiled from source code comprising one or more input parameters, the source code including an encoding function to encode the one or more input parameters, save the encoded one or more input parameters in a memory segment, and provide a memory location of the memory segment; executing, according to the bytecode, the encoding function to encode the one or more input parameters to obtain the memory location of the memory segment storing the encoded one or more input parameters; and providing the memory location to a function for retrieving and decoding the encoded one or more input parameters to obtain the one or more input parameters.
    Type: Application
    Filed: December 16, 2019
    Publication date: April 16, 2020
    Inventor: Dongwei LI
  • Publication number: 20200032382
    Abstract: The disclosure discloses a frame component, which includes a frame with a positioning slot in an inner edge thereof, a fabrication strip with grooves, and a plurality of support pieces; where the fabrication strip is detachably arranged in the positioning slot, and the plurality of support pieces are fixed in the grooves to form a support plane for supporting a mask.
    Type: Application
    Filed: April 30, 2019
    Publication date: January 30, 2020
    Inventor: Dongwei LI
  • Patent number: 10505114
    Abstract: The present disclosure discloses an alignment mark structure, a mask, a substrate and an alignment method for the mask and the substrate. The alignment mark structure includes: at least two first alignment marks and at least two second alignment marks provided on the mask, a pattern size of the first alignment marks being larger than that of the second alignment marks; at least two third alignment marks and at least two fourth alignment marks provided on the substrate, wherein the number and the location of the third alignment marks correspond to the number and the location of the first alignment marks, respectively, and the number and the location of the fourth alignment marks correspond to the number and the location of the second alignment marks, respectively.
    Type: Grant
    Filed: August 10, 2016
    Date of Patent: December 10, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., ORDOS YUANSHENG OPTOELECTRONICS CO., LTD.
    Inventor: Dongwei Li
  • Publication number: 20190373710
    Abstract: The impedance of an antenna is reduced and gaps generated between electrodes constituting a capacitance element and a dielectric body are eliminated. An antenna (3) for generating inductively coupled plasma P includes at least two conductor elements (31), an insulation element (32) that is arranged between the mutually adjacent conductor elements (31) and insulates the conductor elements (31), and a capacitance element (33) that is connected electrically to and in series with the mutually adjacent conductor elements (31). The capacitance element (33) is configured from a first electrode (33A) electrically connected to one of the mutually adjacent conductor elements (21), a second electrode (33B) electrically connected to the other of the mutually adjacent conductor elements (21), and a liquid dielectric body filling the space between the first electrode (33A) and the second electrode (33B).
    Type: Application
    Filed: February 13, 2018
    Publication date: December 5, 2019
    Applicant: NISSIN ELECTRIC CO., LTD.
    Inventors: Yasunori ANDO, Dongwei LI, Kiyoshi KUBOTA
  • Publication number: 20190356835
    Abstract: The embodiments of the present disclosure propose a device for inspecting a mask plate, a method for inspecting a mask plate, and a corresponding method for controlling light sources. The device includes: an image sensor configured to capture an image of the mask plate; and a plurality of light sources disposed on one side of the mask plate opposite to the image sensor, wherein at least one of the plurality of light sources is configure to emit light when the image sensor is capturing an image of a first region of the mask plate, and the at least one light source comprises light sources within a first range, wherein the first range corresponds to the first region and an orthographic projection of the image sensor on a light source plane falls within the first range.
    Type: Application
    Filed: August 13, 2018
    Publication date: November 21, 2019
    Inventors: Zhiming Lin, Chunchieh Huang, Bili Baiyin, Zhiyuan Hao, De Zhang, Xiaolin Xin, Xu Liu, Dongwei Li
  • Publication number: 20180209028
    Abstract: The present disclosure provides a mask assembly and a method for manufacturing the same, and a display device. The mask assembly includes a frame, a first mask and a second mask, and the first mask and the second mask are superposed on the frame; the first mask includes an opening region, the second mask includes an evaporation region in which a first evaporation hole is provided for allowing an evaporation material to pass therethrough and a buffer region surrounding the evaporation region and configured to block off the evaporation material, and an orthographic projection of the boundary of the opening region onto the second mask is located within the buffer region.
    Type: Application
    Filed: May 17, 2017
    Publication date: July 26, 2018
    Inventors: Dongwei Li, Baojun Li, Chun Chieh Huang
  • Patent number: 9947511
    Abstract: Provided are an antenna, which is disposed in a vacuum chamber for generating an inductively coupled plasma, and a plasma processing device. The antenna and the plasma processing device suppress increase of the impedance even if the antenna is lengthened. An antenna 20 is disposed in a vacuum chamber 2 for generating an inductively coupled plasma 16 in the vacuum chamber 2 by applying a high frequency current. The antenna 20 includes an insulating pipe 22 and a hollow antenna body 24 which is disposed in the insulating pipe 22 and in which cooling water flows. The antenna body 24 has a structure that a plurality of metal pipes 26 are connected in series with a hollow insulator 28 interposed between the adjacent metal pipes 26, and each connecting portion has a sealing function with respect to vacuum and the cooling water.
    Type: Grant
    Filed: October 1, 2015
    Date of Patent: April 17, 2018
    Assignee: NISSIN ELECTRIC CO., LTD.
    Inventors: Yasunori Ando, Dongwei Li
  • Publication number: 20180090545
    Abstract: Disclosed is an OLED pixel array, comprising a plurality of pixel units arranged side by side in the direction of the line of the pixel array, wherein each of the pixel units is composed of one R sub-pixel, one G sub-pixel, and one B sub-pixel; in each of the pixel units, the B sub-pixel is an intermediate sub-pixel, and the R sub-pixel and the G sub-pixel are end sub-pixels; and adjacent end sub-pixels of two adjacent pixel units are the same sub-pixel. Further disclosed is a method for evaporating this pixel array with a fine metal mask, wherein adjacent sub-pixels having the same color in adjacent pixel units are evaporated in the same mask opening, as well as an OLED display panel and a display apparatus using the pixel array.
    Type: Application
    Filed: August 4, 2016
    Publication date: March 29, 2018
    Inventor: Dongwei Li
  • Patent number: 9897236
    Abstract: Provided is a pipe holding connection structure configured so that the width of the entire structure is reduced and so that the number of parts and the number of assembly work processes are reduced. This pipe holding connection structure is provided with: a housing affixed so as to air-tightly close the opening of a vacuum container; a first pipe having a portion near an end portion thereof extending through both the opening and the housing; and a second pipe having a female thread part engaging with a male thread part located at the end portion. The pipe has a locking part. Fluid is caused to flow through both the pipes. Pieces of packing are provided between the pipe and the housing and between the pipe and an end portion of the pipe, respectively. This pipe holding connection structure can be used for a high-frequency antenna device.
    Type: Grant
    Filed: January 22, 2016
    Date of Patent: February 20, 2018
    Assignee: NISSIN ELECTRIC CO., LTD.
    Inventors: Dongwei Li, Yasunori Ando
  • Publication number: 20170370504
    Abstract: Provided is a pipe holding connection structure configured so that the width of the entire structure is reduced and so that the number of parts and the number of assembly work processes are reduced. This pipe holding connection structure is provided with: a housing affixed so as to air-tightly close the opening of a vacuum container; a first pipe having a portion near an end portion thereof extending through both the opening and the housing; and a second pipe having a female thread part engaging with a male thread part located at the end portion. The pipe has a locking part. Fluid is caused to flow through both the pipes. Pieces of packing are provided between the pipe and the housing and between the pipe and an end portion of the pipe, respectively. This pipe holding connection structure can be used for a high-frequency antenna device.
    Type: Application
    Filed: January 22, 2016
    Publication date: December 28, 2017
    Applicant: NISSIN ELECTRIC CO., LTD.
    Inventors: Dongwei LI, Yasunori ANDO
  • Publication number: 20170194563
    Abstract: The present disclosure discloses an alignment mark structure, a mask, a substrate and an alignment method for the mask and the substrate. The alignment mark structure includes: at least two first alignment marks and at least two second alignment marks provided on the mask, a pattern size of the first alignment marks being larger than that of the second alignment marks; at least two third alignment marks and at least two fourth alignment marks provided on the substrate, wherein the number and the location of the third alignment marks correspond to the number and the location of the first alignment marks, respectively, and the number and the location of the fourth alignment marks correspond to the number and the location of the second alignment marks, respectively.
    Type: Application
    Filed: August 10, 2016
    Publication date: July 6, 2017
    Inventor: Dongwei Li
  • Publication number: 20160099130
    Abstract: Provided are an antenna, which is disposed in a vacuum chamber for generating an inductively coupled plasma, and a plasma processing device. The antenna and the plasma processing device suppress increase of the impedance even if the antenna is lengthened. An antenna 20 is disposed in a vacuum chamber 2 for generating an inductively coupled plasma 16 in the vacuum chamber 2 by applying a high frequency current. The antenna 20 includes an insulating pipe 22 and a hollow antenna body 24 which is disposed in the insulating pipe 22 and in which cooling water flows. The antenna body 24 has a structure that a plurality of metal pipes 26 are connected in series with a hollow insulator 28 interposed between the adjacent metal pipes 26, and each connecting portion has a sealing function with respect to vacuum and the cooling water.
    Type: Application
    Filed: October 1, 2015
    Publication date: April 7, 2016
    Inventors: YASUNORI ANDO, DONGWEI LI