Patents by Inventor Yongchao HUANG

Yongchao HUANG 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: 12238969
    Abstract: The present disclosure provides a display substrate, a method for manufacturing the same, and a display device. The display substrate includes a drive circuit layer disposed on a base substrate and a light emitting structure layer disposed on a side of the drive circuit layer away from the base substrate. The light emitting structure layer includes an anode, an organic light emitting layer, a cathode, and an auxiliary electrode. The organic light emitting layer is respectively connected to the anode and the cathode, and the cathode is connected to the auxiliary electrode; in a plane parallel to the display substrate, an edge of the auxiliary electrode is provided with a structure depressed towards a center of the auxiliary electrode.
    Type: Grant
    Filed: February 26, 2021
    Date of Patent: February 25, 2025
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Tongshang Su, Bin Zhou, Jun Cheng, Qinghe Wang, Yongchao Huang, Dacheng Zhang, Liangchen Yan
  • Patent number: 12237422
    Abstract: A thin film transistor, including: at least one active layer pattern including a first conductive pattern, a second conductive pattern, and a semiconductor pattern; a gate on a side of the active layer pattern; a first electrode and a second electrode on a side of the gate away from the active layer pattern, and respectively electrically connected with the first conductive pattern and the second conductive pattern, a conductive shielding pattern is provided corresponding to the semiconductor pattern in at least one active layer pattern, the conductive shielding pattern is on a side of the semiconductor pattern away from the gate and is electrically connected with the first electrode, and a buffer layer is between the conductive shielding pattern and the semiconductor pattern; an orthographic projection of the conductive shielding pattern on a plane where the semiconductor pattern corresponding thereto is located at least partially covers the semiconductor pattern corresponding.
    Type: Grant
    Filed: May 20, 2021
    Date of Patent: February 25, 2025
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Qinghe Wang, Tongshang Su, Jun Wang, Yongchao Huang, Haitao Wang, Ning Liu, Jun Cheng, Yingbin Hu
  • Publication number: 20240389383
    Abstract: A display panel includes a base substrate, and pixel driving circuits disposed on the base substrate. A pixel driving circuit in the pixel driving circuits includes a driving transistor and a capacitor. A gate of the driving transistor is farther from the base substrate than an active layer of the driving transistor. An active portion of the active layer includes edges that are flush with respective edges of the gate. A first electrode plate of the capacitor is coupled to the gate of the driving transistor. A second electrode plate of the capacitor is disposed on a side of the gate away from the base substrate, and is able to shield light.
    Type: Application
    Filed: November 22, 2021
    Publication date: November 21, 2024
    Applicants: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongchao HUANG, Qinghe WANG, Leilei CHENG, Tongshang SU, Jun LIU, Chao WANG, Jun CHENG, Liangchen YAN
  • Publication number: 20240387514
    Abstract: The present disclosure provides a display substrate, a manufacturing method thereof and a display device. The display substrate includes a base substrate, a plurality of groups of scanning lines extending along a first direction and arranged along a second direction, and a reference signal line extending along the second direction at an end of each scanning line, and an orthogonal projection of the reference signal line onto the base substrate does not overlap with an orthogonal projection of each scanning line onto the base substrate. The scanning lines include a target scanning line for discharging static electricity and including an electrostatic discharge end arranged at a side of the target scanning line close to the reference signal line, the display substrate further includes an electrostatic discharge structure electrically coupled to the electrostatic discharge end and an electrostatic ring and arranged between the electrostatic discharge end and the reference signal line.
    Type: Application
    Filed: July 29, 2022
    Publication date: November 21, 2024
    Applicants: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jun WANG, Jun CHENG, Haitao WANG, Tongshang SU, Yongchao HUANG, Jingang FANG, Liu ZHANG, Shengli LIU
  • Patent number: 12133417
    Abstract: The disclosure relates to the technical field of display, in particular to a displaying substrate, a manufacturing method thereof and a display panel. The displaying substrate comprises a passivation layer (28) and a flat layer (29) covering the passivation layer (28), wherein the flat layer (29) comprises a first flat via hole and a plurality of second flat via holes, the passivation layer (28) comprises a first passivation via hole, and the first flat via hole and the first passivation via hole form a first sleeve hole (31); and the hole depth of the first flat via hole is smaller than that of each second flat via hole, and the hole depth of the first passivation via hole is greater than or equal to the difference between the maximum hole depth of all the second flat via holes and the hole depth of the first flat via hole.
    Type: Grant
    Filed: February 24, 2021
    Date of Patent: October 29, 2024
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Leilei Cheng, Yongchao Huang, Qinghe Wang, Yang Zhang, Bin Zhou
  • Publication number: 20240315089
    Abstract: A display device, and a display panel and a manufacturing method therefor, relating to the technical field of display. The display panel includes a substrate, a driver layer, a barrier structure, and a light-emitting layer covering the driver layer and the barrier structure and being discontinuously at least at a barrier groove of the barrier structure. The barrier structure includes a support layer, a barrier layer and a second protective layer. The barrier layer is in a different area of a same film layer than a wiring layer of the driver layer, and a side wall of the barrier layer is provided with the barrier groove surrounding the driver layer. The second protective layer is on a surface of the barrier layer away from the substrate and in a different area of a same protective film than a first protective layer of the driver layer.
    Type: Application
    Filed: November 19, 2021
    Publication date: September 19, 2024
    Applicants: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Jun LIU, Yongchao HUANG, Li SUN, Haidong WANG, Yuxuan MA, Bin ZHOU, Liangchen YAN
  • Publication number: 20240292688
    Abstract: Provided is a display substrate, including: a base, a first signal line, a second signal line, and a first electrode. The first signal line, the second signal line and the first electrode are located on the base and sequentially arranged away from the base, and are insulated from each other; orthographic projections of the first signal line and the second signal line on the base at least partially overlap, an orthographic projection of the first electrode partially overlaps with an overlapping region in which the orthographic projections of the first signal line and the second signal line on the base overlap; an opening is provided in at least a partial region of the first electrode, with the orthographic projection thereof on the base overlaps with the overlapping region in which the orthographic projections of the first signal line and the second signal line on the base overlap with each other.
    Type: Application
    Filed: June 21, 2022
    Publication date: August 29, 2024
    Inventors: Jun WANG, Jun CHENG, Haitao WANG, Tongshang SU, Yongchao HUANG, Jingang FANG, Liu ZHANG, Shengli LIU, Hongzheng WANG
  • Publication number: 20240276793
    Abstract: The embodiment of the present disclosure provides a display panel and a display apparatus, the display panel includes a base substrate, an electrode layer and a planarization layer. The electrode layer includes a plurality of repeating units, each of which includes at least one electrode set, each of the electrode set includes a plurality of electrode blocks arranged along a first direction, each of the electrode blocks includes a plurality of first electrodes arranged along the first direction and a connection electrode connected between every two adjacent first electrodes. The planarization layer is provided with a plurality of grooves, a corresponding groove of the plurality of grooves is on at least one side of the repeating unit in a second direction. The groove includes a first sidewall extending along the first direction, and at least a portion of the connection electrode is on the first sidewall.
    Type: Application
    Filed: April 21, 2022
    Publication date: August 15, 2024
    Inventors: Tongshang SU, Jun CHENG, Yongchao HUANG, Jun LIU, Liangchen YAN, Haitao WANG
  • Publication number: 20240251628
    Abstract: A display substrate, a display device and a fabrication method are disclosed. The display substrate includes: a base substrate, having a first light-emitting region, a second light-emitting region and a transparent region, where an orthographic projection of the transparent region on the base substrate does not overlap an orthographic projection of the first light-emitting region on the base substrate and an orthographic projection of the second light-emitting region on the base substrate; and a light-emitting member, located on a side of the base substrate and including a bottom-emitting light-emitting unit located in the first light-emitting region and a top-emitting light-emitting unit located in the second light-emitting region.
    Type: Application
    Filed: February 28, 2022
    Publication date: July 25, 2024
    Inventors: Tongshang SU, Jun LIU, Yongchao HUANG, Jun CHENG, Liangchen YAN, Shengping DU
  • Publication number: 20240225782
    Abstract: The present disclosure relates to the technical field of medical appliances, and provides a dental handpiece and a head thereof, and a root canal preparation machine. The head of the dental handpiece comprises a head housing; a movement cavity is provided in the head housing; a rotatable movement and a driving gear are provided in the movement cavity; the driving gear is sleeved on one end of the movement, and the movement can move along the axial direction of the driving gear; a reciprocating driving mechanism is further provided in the movement cavity, and the reciprocating driving mechanism is used for driving the movement to perform reciprocating movement along its own axis.
    Type: Application
    Filed: December 29, 2021
    Publication date: July 11, 2024
    Applicant: Guilin Woodpecker Medical lnstrument Co., Ltd.
    Inventors: Xunxian Wu, Yoshitsugu Terauchi, Kunyou Wu, Chengwang Lu, Yongchao Huang, Fengwen Wei, Jiazhen Xu
  • Publication number: 20240213278
    Abstract: The present disclosure provides a method for manufacturing a display panel, a display panel and a to-be-cut display panel, and relates to the field of display technologies. The method includes: forming a first electrostatic protective circuit and a source and drain conductive pattern on a base substrate; removing the source and drain conductive pattern within the target cutting region; forming a to-be-cut display panel by forming a superstructure on the base substrate; and cutting the to-be-cut display panel in the target cutting region. When manufacturing the internal structure of the display panel, only the source and drain conductive pattern in the target cutting region is removed, while the electrostatic protective circuit in the target cutting region is retained.
    Type: Application
    Filed: October 26, 2021
    Publication date: June 27, 2024
    Inventors: Haitao WANG, Ming WANG, Jun CHENG, Bin ZHOU, Jun WANG, Yongchao HUANG, Tongshang SU, Qinghe WANG
  • Publication number: 20240215342
    Abstract: A display panel includes a substrate, a driving layer and a light-emitting control layer. The driving layer is provided with a plurality of driving transistors arranged into a plurality of transistor rows in a column direction. The light-emitting control layer includes a plurality of light-emitting devices arranged into a plurality of device rows in the column direction, the device rows is spaced apart by the transistor row in the column direction, and the transistor rows is spaced apart by the device row in the column direction. The pixel-defining layer is provided with a plurality of blocking grooves recessed toward the substrate, the plurality of blocking grooves are arranged in the column direction, at least one of the plurality of blocking grooves is arranged between the transistor row and the device row adjacent in the column direction, and a light-shielding layer is arranged in the blocking groove.
    Type: Application
    Filed: May 28, 2021
    Publication date: June 27, 2024
    Inventors: Yongchao HUANG, Jingang FANG, Jun CHENG, Xinxin WANG, Jun LIU, Qinghe WANG, Leilei CHENG, Bin ZHOU, Ce ZHAO, Liangchen YAN
  • Publication number: 20240130831
    Abstract: The present disclosure relates to the technical field of medical appliances, and provides a dental handpiece and a head thereof, and a root canal preparation machine. The head of the dental handpiece comprises a head housing; a movement cavity is provided in the head housing; a rotatable movement and a driving gear are provided in the movement cavity; the driving gear is sleeved on one end of the movement, and the movement can move along the axial direction of the driving gear; a reciprocating driving mechanism is further provided in the movement cavity, and the reciprocating driving mechanism is used for driving the movement to perform reciprocating movement along its own axis.
    Type: Application
    Filed: December 29, 2021
    Publication date: April 25, 2024
    Applicant: Guilin Woodpecker Medical lnstrument Co., Ltd.
    Inventors: Xunxian Wu, Yoshitsugu Terauchi, Kunyou Wu, Chengwang Lu, Yongchao Huang, Fengwen Wei, Jiazhen Xu
  • Publication number: 20240122032
    Abstract: A display substrate including a drive-circuit layer and a light-emitting structure layer, a preparation method thereof, and a display device, the light-emitting structure layer includes an anode, a pixel definition layer, an organic light-emitting layer and a cathode, and an auxiliary electrode and an organic light-emitting block, arranged sequentially, the pixel definition layer includes an anode opening exposing the anode and an electrode opening exposing the auxiliary electrode, the organic light-emitting block is separated from the organic light-emitting layer, the auxiliary electrode includes the first, second and third auxiliary electrodes arranged sequentially; the cathode includes a first horizontal lapping part lapping with the first auxiliary electrode and a second sidewall lapping part lapping with the second auxiliary electrode, the thickness of the second sidewall lapping part in the direction parallel to the substrate is greater than that of the first horizontal lapping part in the direction per
    Type: Application
    Filed: April 21, 2021
    Publication date: April 11, 2024
    Inventors: Qinghe WANG, Bin ZHOU, Tongshang SU, Dacheng ZHANG, Jun WANG, Ning LIU, Yongchao HUANG, Jun CHENG, Liangchen YAN
  • Patent number: 11930677
    Abstract: A display panel and a fabricating method thereof, and a displaying device. The display panel includes a substrate, a resistance reducing trace, an inter-layer-medium layer and a signal line. The substrate is divided into a plurality of sub-pixel regions and a pixel separating region. The resistance reducing trace is provided on the pixel separating region of the substrate. The inter-layer-medium layer is provided on the substrate, and the inter-layer-medium layer has an opening exposing the resistance reducing trace. The signal line is provided within the opening, the signal line is connected to the resistance reducing trace, the signal line is distributed in a column direction along the display panel, and in a row direction along the display panel, a width of the opening is greater than or equal to a width of the signal line.
    Type: Grant
    Filed: May 25, 2021
    Date of Patent: March 12, 2024
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongchao Huang, Can Yuan, Liusong Ni, Chao Wang, Jiawen Song, Zhiwen Luo, Jun Liu, Leilei Cheng, Qinghe Wang, Tao Sun
  • Patent number: 11910636
    Abstract: Provided are a display substrate and a display apparatus. The display substrate includes a base substrate, and an auxiliary cathode structure located on a side of the base substrate, the auxiliary cathode structure including a first conductive layer, an intermediate support layer, and a second conductive layer. In an implementation, a side of the intermediate support layer close to the first conductive layer includes any one or more of first protrusions and first grooves, and a side of the first conductive layer close to the intermediate support layer includes any one or more of second grooves engaged with the first protrusions and second protrusions engaged with the first grooves which are correspondingly disposed.
    Type: Grant
    Filed: September 22, 2021
    Date of Patent: February 20, 2024
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Qinghe Wang, Jun Cheng, Tongshang Su, Ning Liu, Haitao Wang, Yongchao Huang, Jingang Fang, Liusong Ni, Liangchen Yan
  • Publication number: 20230380215
    Abstract: The disclosure relates to the technical field of display, in particular to a displaying substrate, a manufacturing method thereof and a display panel. The displaying substrate comprises a passivation layer (28) and a flat layer (29) covering the passivation layer (28), wherein the flat layer (29) comprises a first flat via hole and a plurality of second flat via holes, the passivation layer (28) comprises a first passivation via hole, and the first flat via hole and the first passivation via hole form a first sleeve hole (31); and the hole depth of the first flat via hole is smaller than that of each second flat via hole, and the hole depth of the first passivation via hole is greater than or equal to the difference between the maximum hole depth of all the second flat via holes and the hole depth of the first flat via hole.
    Type: Application
    Filed: February 24, 2021
    Publication date: November 23, 2023
    Inventors: Leilei CHENG, Yongchao HUANG, Qinghe WANG, Yang ZHANG, Bin ZHOU
  • Patent number: 11700688
    Abstract: The present disclosure provides a display substrate, a method for manufacturing the display substrate, and a display device. The display substrate includes a first conductive line extending in a first direction on a base substrate, a second conductive line extending in a second direction crossing the first direction on the base substrate, and an insulation layer arranged between the first conductive line and the second conductive line. The display substrate further includes a buffer layer arranged between the first conductive line and the base substrate, a groove extending in the first direction is formed in the buffer layer, the first conductive line is arranged in the groove, and a surface of the first conductive line away from the base substrate is flush with a surface of the buffer layer away from the base substrate.
    Type: Grant
    Filed: February 24, 2021
    Date of Patent: July 11, 2023
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongchao Huang, Qinghe Wang, Haitao Wang, Jun Liu, Jun Cheng, Ce Zhao, Liangchen Yan
  • Publication number: 20230200128
    Abstract: The present disclosure provides a display substrate, a method for manufacturing the same, and a display device. The display substrate includes a drive circuit layer disposed on a base substrate and a light emitting structure layer disposed on a side of the drive circuit layer away from the base substrate. The light emitting structure layer includes an anode, an organic light emitting layer, a cathode, and an auxiliary electrode. The organic light emitting layer is respectively connected to the anode and the cathode, and the cathode is connected to the auxiliary electrode; in a plane parallel to the display substrate, an edge of the auxiliary electrode is provided with a structure depressed towards a center of the auxiliary electrode.
    Type: Application
    Filed: February 26, 2021
    Publication date: June 22, 2023
    Inventors: Tongshang SU, Bin ZHOU, Jun CHENG, Qinghe WANG, Yongchao HUANG, Dacheng ZHANG, Liangchen YAN
  • Patent number: 11569307
    Abstract: An array substrate is provided, including a base substrate, a semiconductor active layer, a gate electrode, a source electrode, and a drain electrode that are sequentially provided, and further including a first insulating layer, a second insulating layer, a third insulating layer, at least one first via, and at least one second via. Each first via penetrates through the third insulating layer, and in each pixel unit with plural chromatic color resists, each first via is between adjacent two chromatic color resists and filled by one of the adjacent two chromatic color resists. Each second via penetrates through the second insulating layer, the at least one second via is in one-to-one correspondence with the at least one first via, each second via is filled by a chromatic color resist having a same color as that of the chromatic color resist in the corresponding first via.
    Type: Grant
    Filed: April 22, 2020
    Date of Patent: January 31, 2023
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jun Liu, Liangchen Yan, Bin Zhou, Wei Li, Tongshang Su, Yongchao Huang, Biao Luo, Xuehai Gui