Patents by Inventor Jianchang CAI

Jianchang CAI 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: 20220320146
    Abstract: A display panel, a manufacturing method thereof and a display device. The display panel includes a first region and a second region. The second region includes a driving circuitry layer and a first light-emitting unit located on a base substrate, the first region includes a plurality of second light-emitting units located on the base substrate, the second light-emitting unit is electrically coupled to the driving circuitry layer through a transparent conductive layer, the transparent conductive layer includes at least two conductive sub-layers laminated one on another and insulated from each other, each conductive sub-layer includes at least one transparent conductive line, and each transparent conductive line is coupled to a corresponding second light-emitting unit.
    Type: Application
    Filed: June 3, 2021
    Publication date: October 6, 2022
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Weiyun HUANG, Jianchang CAI, Xingliang XIAO, Yao HUANG, Yuanyou QIU, Zhong LU
  • Publication number: 20220320251
    Abstract: A display substrate and a display device are provided. The first display region includes a first light-emitting element, and allows light from the first side to be at least partially transmitted to the second side. The first winding portion of the first signal line extends along a curve, the first winding portion, the first bending portion, and the first connecting portion are located in the second display region. The first signal line is configured to transmit a first driving signal to the first pixel circuit to drive the first light-emitting element to emit light. The second signal line is configured to transmit a second driving signal to the second pixel circuit and the third pixel circuit to drive the second light-emitting element and the third light-emitting element to emit light. The third signal line is floating, and is in the second display region and extends along the first direction.
    Type: Application
    Filed: April 15, 2021
    Publication date: October 6, 2022
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jianchang CAI, Lili DU, Binyan WANG, Yuanyou QIU, Yudiao CHENG, Guobo YANG
  • Patent number: 11462492
    Abstract: A substrate includes a first base, a pixel defining layer and spacers. The pixel defining layer disposes above the first base and has a plurality of openings. The pixel defining layer includes a first pixel defining sub-layer and a second pixel defining sub-layer stacked in a direction away from the first base. The spacers dispose on a surface of the pixel defining layer facing away from the first base. The second pixel defining sub-layer includes a first conductive material doped at least in a surface of the second pixel defining sub-layer facing away from the first base, the spacers include a second conductive material doped at least in surfaces of the spacers facing away from the first base.
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: October 4, 2022
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
    Inventors: Wei Zhang, Peng Cao, Longhui Xue, Jianchang Cai
  • Publication number: 20220310717
    Abstract: The present disclosure relates to a display panel and a display device. The display panel includes a base substrate with a display area and a non-display area surrounding the display area, the display area including a first display sub-area and a second display sub-area; a plurality of first light emitting elements formed on the base substrate and located in the first display sub-area; and a plurality of first pixel circuits formed on the base substrate and located in at least one of the second display sub-area and the non-display area, where the first pixel circuits are electrically connected to the first pixel electrodes of the first light emitting elements through a conductive wire.
    Type: Application
    Filed: October 27, 2020
    Publication date: September 29, 2022
    Inventors: Kaipeng SUN, Yue LONG, Jianchang CAI, Weiyun HUANG, Qiwei WANG, Benlian WANG
  • Publication number: 20220307120
    Abstract: A fine metal mask plate, a mask device and a tensioning device are provided in the present disclosure. The fine metal mask plate includes a mask strip body being of strip-like shape and including two opposite long edges and two opposite short edges, and at least three skirts arranged on each short edge and spaced apart from each other along an extension direction of the short edge.
    Type: Application
    Filed: September 18, 2020
    Publication date: September 29, 2022
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jianchang CAI, Longhui XUE, Wei ZHANG, Xingliang XIAO
  • Publication number: 20220115573
    Abstract: A display panel, a manufacturing method thereof and a display device. The display panel includes a first region and a second region. The second region includes a driving circuitry layer and a first light-emitting unit located on a base substrate, the first region includes a plurality of second light-emitting units located on the base substrate, the second light-emitting unit is electrically coupled to the driving circuitry layer through a transparent conductive layer, the transparent conductive layer includes at least two conductive sub-layers laminated one on another and insulated from each other, each conductive sub-layer includes at least one transparent conductive line, and each transparent conductive line is coupled to a corresponding second light-emitting unit.
    Type: Application
    Filed: December 21, 2021
    Publication date: April 14, 2022
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Weiyun HUANG, Jianchang CAI, Xingliang XIAO, Yao HUANG, Yuanyou QIU, Zhong LU
  • Publication number: 20220020953
    Abstract: A display substrate and a method manufacturing the same, an electronic apparatus are provided. The display substrate includes a display area including a first display region and a second display region, the first display region having a pixel density higher than that of the second display region, the display area including a base substrate, and a first electrode layer, a light-emitting functional layer, and a second electrode layer sequentially provided on the base substrate, the second electrode layer being on a side of the light-emitting functional layer away from the base substrate. The second electrode layer includes a first electrode portion provided in the first display region and a second electrode portion provided in the second display region, the first electrode portion and the second electrode portion are electrically connected with each other, and the second electrode portion has a light transmittance higher than that of the first electrode portion.
    Type: Application
    Filed: September 10, 2020
    Publication date: January 20, 2022
    Inventors: Weiyun HUANG, Wei ZHANG, Jianchang CAI, Longhui XUE, Xingliang XIAO
  • Publication number: 20210376047
    Abstract: Disclosed are a display panel and a display device. The display panel includes: a substrate, a pixel array including a plurality of pixel units arranged on the substrate, a circuit structure including at least two first conductive patterns and at least one second conductive pattern, and a light shielding portion including a first light shielding portion. Orthographic projections of the first conductive patterns on the substrate are separated from each other by a first gap. An orthographic projection of at least a part of the first gap on the substrate is within an orthographic projection of the first light shielding portion on the substrate and within an orthographic projection of the second conductive pattern on the substrate. The at least one second conductive pattern extends in a direction different from a direction in which the at least two first conductive patterns extend, so as to span the first conductive patterns.
    Type: Application
    Filed: August 31, 2020
    Publication date: December 2, 2021
    Inventors: Longhui XUE, Weiyun HUANG, Wei ZHANG, Xingliang XIAO, Jianchang CAI, Yuanyou QIU, Yao HUANG
  • Publication number: 20210167025
    Abstract: A substrate includes a first base, a pixel defining layer and spacers. The pixel defining layer disposes above the first base and has a plurality of openings. The pixel defining layer includes a first pixel defining sub-layer and a second pixel defining sub-layer stacked in a direction away from the first base. The spacers dispose on a surface of the pixel defining layer facing away from the first base. The second pixel defining sub-layer includes a first conductive material doped at least in a surface of the second pixel defining sub-layer facing away from the first base, the spacers include a second conductive material doped at least in surfaces of the spacers facing away from the first base.
    Type: Application
    Filed: April 16, 2020
    Publication date: June 3, 2021
    Inventors: Wei ZHANG, Peng CAO, Longhui XUE, Jianchang CAI