Patents by Inventor Fengli JI

Fengli JI 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: 11561465
    Abstract: A pixel arrangement structure includes a plurality of pixel groups that are periodically arranged. Each pixel group includes four pixels, a first pixel (310) and a second pixel (320) are arranged in a same row, a third pixel (330) and a fourth pixel (340) are arranged in adjacent another row, the first pixel (310) and the third pixel (330) are arranged in a same column, and the second pixel (320) and the fourth pixel (340) are arranged in adjacent another column. An arrangement of sub-pixels in the first pixel (310) is different from an arrangement of sub-pixels in the second pixel (320), an arrangement of sub-pixels in the third pixel (330) is same as the arrangement of the sub-pixels in the second pixel (320), and an arrangement of sub-pixels in the fourth pixel (340) is same as the arrangement of the sub-pixels in the first pixel (310).
    Type: Grant
    Filed: December 23, 2020
    Date of Patent: January 24, 2023
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Fengli Ji
  • Patent number: 11560615
    Abstract: A mask, a manufacturing method thereof, a fine metal mask, a mask device and a use method thereof are provided. The mask includes at least one opening region and a shielding part surrounding and defining the at least one opening region. The shielding part includes a main part and at least one protrusion, in each opening region, the protrusion is protruded towards the opening region on a side of the main part facing the opening region; the main part includes an edge disposed on a side of the protrusion opposite to the opening region and with an extension direction being a same with an extension direction of the protrusion, the protrusion and a portion of the main part disposed between the edge and the protrusion includes a thinning portion with a thickness being less than a thickness of other portions of the shielding part.
    Type: Grant
    Filed: November 29, 2019
    Date of Patent: January 24, 2023
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
    Inventors: Peng Xu, Tong Niu, Fengli Ji, Jianpeng Wu, Guodong Zhang, Yu Zhao, Panting He, Sen Du
  • Patent number: 11532673
    Abstract: The present disclosure relates to a display panel, a method of manufacturing a display panel, and a mask plate. A display panel includes a plurality of first light emitting layers configured to emit a light of a first color when excited; a plurality of second light emitting layers configured to emit a light of a second color when excited; and a plurality of third light emitting layers configured to emit a light of a third color when excited, wherein the first and second light emitting layers are alternately arranged in a first direction and a second direction crossing the first direction, and the third light emitting layers are arranged between the first and second light emitting layers, and each of the first and second light emitting layers includes chamfered corners, so that the first and second light emitting layers do not overlap.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: December 20, 2022
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
    Inventors: Jianpeng Wu, Fengli Ji, Chang Luo
  • Patent number: 11522030
    Abstract: A display substrate, a method of forming the display substrate and a display device are provided. The display substrate includes a base substrate, a functional pattern arranged at a side of the base substrate and a planarization layer arranged at a side of the functional pattern away from the base substrate. The planarization layer includes a first part and a second part, an orthographic projection of the first part to the base substrate coincides with an orthographic projection of the functional pattern to the base substrate, and an orthographic projection of the second part to the base substrate does not overlap the orthographic projection of the functional pattern to the base substrate.
    Type: Grant
    Filed: April 21, 2020
    Date of Patent: December 6, 2022
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Beijing BOE Technology Development Co., Ltd.
    Inventors: Yuanqi Zhang, Fengli Ji, Jianpeng Wu
  • Publication number: 20220384726
    Abstract: Disclosed are a mask device, a manufacturing method thereof, an evaporation method and a display device. The mask device includes: a mask frame; at least one first mask strip extending in a first direction, at least one second mask strip extending in a second direction, and a first mask plate extending in the first direction, which are fixed on the mask frame. The first direction crosses the second direction, the first mask strip and the second mask strip are intersected to define at least one mask opening, the first mask plate includes a mask pattern region, and the mask pattern region includes a first group of through holes covered by an orthographic projection of the at least one mask opening on the first mask plate, and a second group of through holes covered by an orthographic projection of the first and second mask strips on the first mask plate.
    Type: Application
    Filed: September 12, 2019
    Publication date: December 1, 2022
    Inventor: Fengli JI
  • Publication number: 20220384768
    Abstract: A mask plate, a method for manufacturing a mask plate, and a method for manufacturing an organic light-emitting device are disclosed. The mask plate includes a substrate and a first opening portion and a second opening portion formed on the substrate. The first opening portion includes a first edge and a second edge, an extending line of the first edge and an extending line of the second edge intersect at a first vertex to form a first corner, the second opening portion is at the first corner and protrudes outward, and an edge of the second opening portion intersects with the first edge and the second edge. The first opening portion and the second opening portion are used for evaporation on a display area of an organic light-emitting device, and the second opening portion is used to compensate for a corner of the display area during evaporation.
    Type: Application
    Filed: October 22, 2019
    Publication date: December 1, 2022
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Peng XU, Jiangtao DENG, Fengli JI
  • Publication number: 20220381957
    Abstract: A display substrate, a fine metal mask set and a manufacturing method thereof are provided. The display substrate includes a plurality of repeat units. Each of the plurality of repeat units includes one first-color sub-pixel, one second-color sub-pixel pair and one third-color sub-pixel which are arranged in a first direction, the second-color sub-pixel pair includes two second-color sub-pixels arranging in a second direction. Light-emitting layers of adjacent sub-pixels of two different colors in the first direction are connected with each other; light-emitting layers of the third-color sub-pixel and the second-color sub-pixel which are adjacent to each other in the second direction are connected with each other; and a spacing is disposed between the light-emitting layer of the first-color sub-pixel and the light-emitting layer of at least one of the second-color sub-pixel and the third-color sub-pixel which are adjacent to the first-color sub-pixel in the second direction.
    Type: Application
    Filed: August 4, 2022
    Publication date: December 1, 2022
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Fengli JI, Chang LUO, Jianpeng WU, Lujiang HUANGFU
  • Publication number: 20220344420
    Abstract: The present disclosure provides a display substrate, a fabrication method thereof and a display panel. The display substrate includes a substrate; and a pixel defining layer on the substrate. The display substrate further comprises a display area, a non-display area and a light-transmitting area, the display area and the non-display area at least partially surround the light-transmitting area, the pixel defining layer extends from the display area to the non-display area, the pixel defining layer is provided with a first opening, the first opening comprises a plurality of first sub-openings and a plurality of second sub-openings, the plurality of first sub-openings are in the display area, the plurality of second sub-openings are in the non-display area, and the plurality of second sub-openings are closer to the light-transmitting area than the plurality of first sub-openings.
    Type: Application
    Filed: October 15, 2020
    Publication date: October 27, 2022
    Inventors: Yuanqi ZHANG, Yi ZHANG, Fengli JI, Shun ZHANG, Ping WEN, Yongjie SONG
  • Publication number: 20220336541
    Abstract: Display substrate, display device, high-precision metal mask are provided. Display substrate includes: first, second, and third sub-pixels; in first direction, first and third sub-pixels are alternately arranged to form first sub-pixel rows, second sub-pixels form second sub-pixel rows; in second direction, first and second sub-pixel rows are alternately arranged; two first and two third sub-pixels in two adjacent rows and two adjacent columns form 2*2 array; in the array, two first sub-pixels are in different rows and in different columns, so are the two third sub-pixels, connection lines of centers of two first and two third sub-pixels form virtual quadrilateral, second sub-pixel is within virtual quadrilateral; for multiple distances from centers of two first and two third sub-pixels corresponding to same virtual quadrilateral to center of second sub-pixel, at least two distances are different. Brightness centers of virtual pixels have more uniform distribution.
    Type: Application
    Filed: September 30, 2020
    Publication date: October 20, 2022
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tong NIU, Ming HU, Chang LUO, Jianpeng WU, Benlian WANG, Fengli JI, Peng XU, Qian XU, Guomeng ZHANG, Yan HUANG
  • Publication number: 20220336539
    Abstract: A display substrate and a related device, and belongs to the field of display technology. The display substrate includes first subpixels, a second subpixels and third subpixels. In a first direction, the first subpixels and the third subpixels are arranged alternately to form a plurality of first subpixel rows, the second subpixels form a plurality of second subpixel rows, the first subpixel rows and the second subpixel rows are arranged alternately in a second direction, lines connecting centers of two first subpixels and two third subpixels in two adjacent rows and two adjacent columns form a first virtual quadrilateral, the two first subpixels are arranged at two opposite vertices of the first virtual quadrilateral, the first virtual quadrilateral includes an interior angle a not equal to 90°, and the second subpixel is arranged within the first virtual quadrilateral.
    Type: Application
    Filed: September 30, 2020
    Publication date: October 20, 2022
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Chang LUO, Ming HU, Qian XU, Jianpeng WU, Tong NIU, Yan HUANG, Guomeng ZHANG, Benlian WANG, Peng XU, Fengli JI, Yi ZHANG
  • Publication number: 20220317809
    Abstract: The present disclosure provides a touch display panel, a touch display device and a manufacturing method. The touch display panel includes: a display substrate including a display area and a non-display area adjacent to the display area, wherein the non-display area includes a special-shaped area; and a touch electrode layer on the display substrate The touch electrode layer includes a plurality of first electrodes and a plurality of second electrodes arranged in an array. The first electrodes are insulated from the second electrodes. The special-shaped area is an area that causes at least one of the plurality of first electrodes or at least one of the plurality of second electrodes to be incomplete. An orthographic projection of a part of the touch electrode layer on the display substrate overlaps with an orthographic projection of a part of the special-shaped area on the display substrate.
    Type: Application
    Filed: September 7, 2020
    Publication date: October 6, 2022
    Inventors: Yuanqi Zhang, Tingliang Liu, Wei Wang, Yi Zhang, Fengli Ji, Chang Luo
  • Patent number: 11448807
    Abstract: A display substrate, a fine metal mask set and a manufacturing method thereof are provided. The display substrate includes a plurality of repeat units. Each of the plurality of repeat units includes one first-color sub-pixel, one second-color sub-pixel pair and one third-color sub-pixel which are arranged in a first direction, the second-color sub-pixel pair includes two second-color sub-pixels arranging in a second direction. Light-emitting layers of adjacent sub-pixels of two different colors in the first direction are connected with each other; light-emitting layers of the third-color sub-pixel and the second-color sub-pixel which are adjacent to each other in the second direction are connected with each other; and a spacing is disposed between the light-emitting layer of the first-color sub-pixel and the light-emitting layer of at least one of the second-color sub-pixel and the third-color sub-pixel which are adjacent to the first-color sub-pixel in the second direction.
    Type: Grant
    Filed: May 14, 2019
    Date of Patent: September 20, 2022
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., Beijing BOE Technology Development Co., Ltd.
    Inventors: Fengli Ji, Chang Luo, Jianpeng Wu, Lujiang Huangfu
  • Publication number: 20220262889
    Abstract: A display motherboard and a manufacturing method of a display substrate are provided. The display motherboard includes: a substrate including a valid area and an edge area, the valid area including a plurality of panel areas and a to-be-cut area, and the panel area including a display area and a frame area; multiple first power lines in each display area and the edge area and extending along a first direction; multiple first display electrodes in each display area and multiple virtual electrodes in the edge area, the first display electrodes and the virtual electrodes being in the same layer; wherein an orthographic projection of each first display electrode on the substrate overlaps an orthographic projection of at most one first power line on the substrate, and an orthographic projection of each virtual electrode on the substrate overlaps orthographic projections of at least two first power lines on the substrate.
    Type: Application
    Filed: April 9, 2021
    Publication date: August 18, 2022
    Inventors: Yongjie SONG, Siyu WANG, Shun ZHANG, Yi ZHANG, Fengli JI, Yuanqi ZHANG, Yi QU, Yan HUANG
  • Publication number: 20220238610
    Abstract: A display substrate and related devices are provided. The display substrate includes a plurality of first sub-pixels, second sub-pixels and third sub-pixels. In a first direction, the first sub-pixels and the third sub-pixels are arranged alternately to form a plurality of first sub-pixel rows, the second sub-pixels form a plurality of second sub-pixel rows, the first sub-pixel rows and the second sub-pixel rows are arranged alternately in a second direction, connection lines of center points of two first sub-pixels and two third sub-pixels form a first virtual quadrilateral, the two first sub-pixels are located at two vertex angles of the first virtual quadrilateral which are opposite to each other, one second sub-pixel is located within the first virtual quadrilateral, and the first virtual quadrilateral includes two interior angles each being equal to 90° and two interior angles each being not equal to 90°.
    Type: Application
    Filed: November 30, 2020
    Publication date: July 28, 2022
    Inventors: Qian XU, Tong NIU, Yan HUANG, Guomeng ZHANG, Chang LUO, Jianpeng WU, Peng XU, Fengli JI, Yi ZHANG, Benlian WANG, Ming HU
  • Patent number: 11396694
    Abstract: The present application discloses an evaporation crucible including a crucible body and a plurality of nozzles connected to the crucible body. Each of the plurality of nozzles has an opening on a side distal to the crucible body. The plurality of nozzles include a first nozzle on a first edge of the plurality of nozzles. The first nozzle has a first height relative to a surface of the crucible body on a side proximal to the first edge greater than a second height relative to the surface of the crucible body on a side distal to the first edge.
    Type: Grant
    Filed: July 18, 2017
    Date of Patent: July 26, 2022
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., Chengdu BOE Optoelectronics Technology Co., Ltd.
    Inventors: Jianpeng Wu, Yinan Liang, Fengli Ji, Chang Luo, Zhongying Yang
  • Publication number: 20220216412
    Abstract: A mask includes a frame, at least one mask sheet, and a shielding plate. The frame includes a plurality of borders. The borders are connected end to end in sequence to form the frame with a first hollow region. A mask sheet includes a pattern region and non-pattern regions. The pattern region includes at least one evaporation hole. The shielding plate includes a plurality of shielding strips. The plurality of shielding strips are arranged crosswise to form a plurality of second hollow regions. Orthogonal projections of the second hollow regions on a plane perpendicular to a thickness direction of the frame are located within a range of an orthogonal projection of the first hollow region on the plane. An inner edge of an orthogonal projection of the frame on the plane is located within a range of an orthogonal projection of the shielding plate on the plane.
    Type: Application
    Filed: December 24, 2020
    Publication date: July 7, 2022
    Inventors: Yuanqi ZHANG, Sen DU, Chang LUO, Fengli JI, Xiaoyu YANG, Qian XU
  • Patent number: 11380236
    Abstract: A sub-pixel arrangement structure, a mask device, and a display device are provided. The sub-pixel arrangement structure includes: a reference sub-pixel array, a plurality of third sub-pixels, and a plurality of fourth sub-pixels. In the reference sub-pixel array, each row of sub-pixels or each column of sub-pixels includes: first sub-pixels and second sub-pixels, both of which are arranged alternately; in either or both of first and second directions of the sub-pixels in the reference sub-pixel array, one of the third sub-pixels is arranged between any two adjacent sub-pixels in the reference sub-pixel array; and one of the fourth sub-pixels is arranged among any four adjacent sub-pixels in the reference sub-pixel array, and a center of the one of the fourth sub-pixels is located between two rows of sub-pixels of the four sub-pixels arranged in two rows and two column.
    Type: Grant
    Filed: July 26, 2019
    Date of Patent: July 5, 2022
    Assignees: BOE Technology Group Co., LTD., Chengdu BOE Optoelectronics Technology Co., LTD.
    Inventors: Yuanqi Zhang, Fengli Ji, Peng Xu, Sen Du
  • Publication number: 20220205076
    Abstract: A mask sheet for evaporation on a substrate is provided, and the mask sheet includes: a plurality of first ribs extending in a first direction; and a plurality of second ribs extending in a second direction intersecting the first direction, the mask sheet includes a first region for an evaporation of a first exposure region of the substrate and a second region for an evaporation of a second exposure region of the substrate, a third rib is provided at a boundary of the first region and the second region so as to shield an overlapping exposure region between the first exposure region and the second exposure region, the third rib includes a first sub-rib, a second sub-rib, and a spacer for separating the first sub-rib and the second sub-rib, and the third rib has a width greater than that of the first rib.
    Type: Application
    Filed: December 25, 2020
    Publication date: June 30, 2022
    Inventors: Tong Niu, Fengli Ji, Chang Luo, Qian Xu, Guomeng Zhang, Yan Huang, Jianbo Li
  • Patent number: 11319625
    Abstract: An embodiment of the present application provides a preparation method of a mask assembly, including: fixing, after stretching and aligning a blocking, the blocking on a side of a frame; opening at least one stretching align hole and at least one evaporation align mark in the fixed blocking and frame; fixing, after stretching and aligning a mask sheet, the mask sheet on a side of the blocking away from the frame according to the stretching align hole; and opening at least one evaporation align mark in the fixed mask sheet to obtain the mask assembly.
    Type: Grant
    Filed: February 27, 2020
    Date of Patent: May 3, 2022
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Chang Luo, Xiaoyu Yang, Fengli Ji
  • Publication number: 20220064780
    Abstract: A mask assembly includes a mesh mask, a frame connected to a periphery of the mesh mask, and at least one support bar. The at least one support bar and the frame support the mesh mask together. Each support bar has a first end fixed to one side portion of the frame and a second end fixed to another side portion of the frame.
    Type: Application
    Filed: August 11, 2020
    Publication date: March 3, 2022
    Inventors: Qian XU, Jianpeng WU, Chang LUO, Fengli JI