Patents by Inventor Dongfang Wang

Dongfang Wang 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: 10870752
    Abstract: The present disclosure provides a pixel defining layer and a preparation material thereof, and a display substrate and a preparation method thereof, and relates to the field of display technologies. The preparation material of the pixel defining layer comprises the following components in mass percentages: 5%-30% of a lyophobic film-forming polymer, 0.5%-1% of lyophilic magnetic nanoparticles, 0.5%-2% of a photoinitiator, 0.1%-1% of a reactive monomer, 0.1%-1% of an additive and the balance of a solvent.
    Type: Grant
    Filed: June 26, 2019
    Date of Patent: December 22, 2020
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Wei Li, Jingjing Xia, Bin Zhou, Dongfang Wang, Ce Zhao, Yingbin Hu, Wei Song
  • Patent number: 10873661
    Abstract: A voice communication method, a voice communication apparatus, and a voice communication system are disclosed. The method includes: at a transmitting side, obtaining voice information; determining whether the voice information is uttered by a preset user, and transmitting the voice information to a peer device if it is determined that the voice information is uttered by the preset user, and prohibiting the transmission of the voice information otherwise; and at a receiving side, receiving voice information transmitted from a peer device; collecting a first environmental information, and determining whether the first environmental information meets a voice output condition; outputting the voice information if it is determined that the first environmental information meets the voice output condition, and prohibiting the output of the voice information otherwise.
    Type: Grant
    Filed: April 18, 2019
    Date of Patent: December 22, 2020
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Qinghe Wang, Dongfang Wang, Tongshang Su, Leilei Cheng, Wei Song, Yang Zhang, Ning Liu, Haitao Wang, Jun Wang, Guangyao Li
  • Patent number: 10872829
    Abstract: A thin film transistor, a display substrate and a method for repairing the same, and a display device are provided. The thin film transistor includes: an active region, a gate insulating layer disposed on a side of the active region, and a gate disposed on a side of the gate insulating layer distal to the active region, and the active region includes a first electrode contact region at one end of the active region, a second electrode contact region at the other end of the active region, and a plurality of connection regions between the first electrode contact region and the second electrode contact region, and each of the plurality of connection regions is coupled to the first electrode contact region and the second electrode contact region, and every two adjacent connection regions are provided with an opening therebetween and are spaced apart from each other by the opening.
    Type: Grant
    Filed: May 31, 2019
    Date of Patent: December 22, 2020
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Haitao Wang, Guangyao Li, Jun Wang, Qinghe Wang, Ning Liu, Dongfang Wang
  • Patent number: 10867544
    Abstract: A pixel structure includes at least three sub-pixels and there is a gap between two adjacent sub-pixels. The gap includes at least a first gap and a second gap, where the first gap extends along a linear trajectory and the second gap extends along a curved trajectory. The wire includes at least a first wire and a second wire, wherein the first wire passes through the first gap along the linear trajectory and is spaced apart from the sub-pixels on both sides of the first gap, and the second wire passes through the second gap along the curved trajectory and is spaced apart from the sub-pixels on both sides of the second gap. The second wire has a line width larger than a line width of the first wire.
    Type: Grant
    Filed: April 30, 2019
    Date of Patent: December 15, 2020
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Qinghe Wang, Xueguang Hao, Dacheng Zhang, Yongda Ma, Dongfang Wang, Liangchen Yan
  • Patent number: 10818878
    Abstract: Disclosed are a manufacturing method of a flexible panel, a flexible panel and a display device. The manufacturing method of a flexible panel includes: forming a deformable material layer on a base substrate, the deformable material layer includes a shape memory material; forming a flexible panel body at a side of the deformable material layer away from the base substrate; driving the deformable material layer to allow the flexible panel body to be at least partially stripped; and stripping the base substrate.
    Type: Grant
    Filed: July 14, 2017
    Date of Patent: October 27, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Dongfang Wang, Tongshang Su
  • Patent number: 10818706
    Abstract: There are provided a thin-film transistor and a production method thereof, an array substrate, and a display panel. The method comprises forming an active layer, a gate insulating layer, and a gate electrode on a substrate, wherein conductor conversion treatment is performed on both sides of the homogeneous active material layer to obtain an active layer, and the active layer comprises conductor regions located at both sides and a non-conductor region located at the center, wherein a projection of the gate electrode on the substrate is within a projection of the non-conductor region on the substrate, and the distances from the projection of the gate electrode to projections of the two conductor regions on the substrate are each between 0 micrometer and 1 micrometer.
    Type: Grant
    Filed: May 29, 2018
    Date of Patent: October 27, 2020
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tongshang Su, Guangcai Yuan, Dongfang Wang, Ce Zhao, Bin Zhou, Jun Liu, Jifeng Shao, Qinghe Wang, Yang Zhang
  • Patent number: 10811627
    Abstract: Disclosed are a pixel defining layer and a manufacturing method thereof, and a display panel, in the field of display technologies. An auxiliary electrode pattern is on a side of a substrate and configured to be electrically connected to a cathode in a display panel; and a first sub-defining layer is on a side of the auxiliary electrode pattern away from the substrate. A pixel defining layer has a plurality of openings, and the plurality of openings all pass through the auxiliary electrode pattern and the first sub-defining layer. The opening is configured to accommodate a material of a light emitting layer. An orthographic projection of the auxiliary electrode pattern on the substrate is within an orthographic projection of the first sub-defining layer on the substrate.
    Type: Grant
    Filed: August 13, 2019
    Date of Patent: October 20, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Dongfang Wang, Tongshang Su, Bin Zhou
  • Publication number: 20200273939
    Abstract: Disclosed are an array substrate, a method for fabricating the same, a display panel, and a display device, and the array substrate includes: an underlying substrate, and gate lines and data lines located on the underlying substrate, and intersecting with each other, a layer where the gate lines are located is between a layer where the data lines are located, and the underlying substrate; and the array substrate further includes a buffer layer located between the underlying substrate and the layer where the gate lines are located; and the buffer layer includes a plurality of through-holes, where orthographical projections of the through-holes onto the underlying substrate cover orthographical projections of the areas where the gate lines intersect with the data lines, onto the underlying substrate.
    Type: Application
    Filed: October 28, 2019
    Publication date: August 27, 2020
    Inventors: Haitao Wang, Qinghe Wang, Jun Wang, Guangyao Li, Yang Zhang, Jun Liu, Dongfang Wang
  • Patent number: 10746962
    Abstract: An optical lens includes a first lens having negative power, a second lens having positive power, a third lens, a fourth lens, and a fifth lens having positive power. The third lens and the fourth lens form an achromatic lens group. The fifth lens has two surfaces and at least one of the two surfaces is an aspherical surface.
    Type: Grant
    Filed: October 19, 2015
    Date of Patent: August 18, 2020
    Assignee: Ningbo Sunny Automotive Optech Co., Ltd
    Inventors: Bo Yao, Qiansen Xie, Wenwei Qiu, Dongfang Wang
  • Patent number: 10741787
    Abstract: A display back plate, a fabricating method for the same, and a display device are provided. The display back plate includes a substrate, a transparent heat conduction layer disposed on the substrate, and an array structure layer disposed on the heat conduction layer. The array structure layer includes a light shielding layer, a first thin film transistor, and a second thin film transistor, where the light shielding layer is disposed between the transparent heat conduction layer and the first thin film transistor.
    Type: Grant
    Filed: May 10, 2019
    Date of Patent: August 11, 2020
    Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tongshang Su, Dongfang Wang, Qinghe Wang, Ce Zhao, Bin Zhou, Liangchen Yan
  • Publication number: 20200251596
    Abstract: The disclosure relates to a thin film transistor. The thin film transistor may include a substrate, an active layer on the substrate, a gate on the active layer, and a source and a drain. The active layer may include a first conducting region, a second conducting region, and a channel region between the first conducting region and the second conducting region. An orthographic projection of the source and an orthographic projection of the drain on the substrate may cover at least an orthographic projection of a first conducting region and an orthographic projection of a second conducting region on the substrate.
    Type: Application
    Filed: August 7, 2019
    Publication date: August 6, 2020
    Applicants: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tongshang Su, Dongfang Wang, Jun Liu, Guangyao Li, Wei Li, Qinghe Wang, Chao Wang, Tao Sun
  • Publication number: 20200251392
    Abstract: Embodiments of the present disclosure provide an array substrate comprising a base substrate, a buffer layer disposed on the base substrate, an interlayer dielectric layer disposed on the buffer layer, and a protection layer disposed on the interlayer dielectric layer, where the array substrate further comprises a plurality of first test units and a plurality of test leads. The plurality of test leads are connected to the plurality of first test units in a one-to-one correspondence, and the plurality of test leads are disposed in at least two different layers. A method for manufacturing an array substrate, a display panel, and a display device are further provided.
    Type: Application
    Filed: November 25, 2019
    Publication date: August 6, 2020
    Inventors: Haitao WANG, Guangyao LI, Jun WANG, Qinghe WANG, Dongfang WANG
  • Patent number: 10734456
    Abstract: A display panel, a method for manufacturing the display panel, and a display apparatus are provided. The display panel includes a base substrate; a thin film transistor; an OLED structure formed on the thin film transistor including a first and second electrodes arranged opposite to each other and an organic light emitting layer arranged between the first and second electrodes; a light shielding layer arranged between the first electrode and the organic light emitting layer. The light shielding layer includes a first and a second light shielding layers. The first light shielding layer includes a first light shielding portion and a first opening portion corresponding to a pixel area. The second light shielding layer includes a second light shielding portion and a second opening portion corresponding to a pixel area. The second light shielding portion includes a first and second parts.
    Type: Grant
    Filed: January 31, 2019
    Date of Patent: August 4, 2020
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yongchao Huang, Dongfang Wang, Jun Cheng, Min He, Bin Zhou, Ce Zhao
  • Patent number: 10727451
    Abstract: A display substrate and a manufacturing method thereof, and a display device are provided. The manufacturing method of the display substrate includes: forming light emitting units of at least two colors on a base substrate, which includes: forming a first electrode, a light emitting layer and a second electrode on the base substrate. An electrode sub-layer and a transparent structure are formed on the base substrate to form the first electrode. A first transparent conductive layer, a transparent etching barrier layer and a second transparent conductive layer are formed on a side of the electrode sub-layer away from the base substrate to form the transparent structure of the first color light emitting unit. An etching rate of the first transparent conductive layer and an etching rate of the second transparent conductive layer are substantially identical, and thicknesses of transparent structures in different light emitting units are different.
    Type: Grant
    Filed: May 30, 2019
    Date of Patent: July 28, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Dongfang Wang, Tongshang Su, Leilei Cheng
  • Patent number: 10707286
    Abstract: An OLED device and a method of preparing the same are provided, the OLED device including: a substrate; a first source electrode on the substrate, the first source electrode having a first side surface; a first insulating layer on the first source electrode, the first insulating layer having a second side surface intersecting with an upper surface of the first source electrode and the first side surface of the first source electrode, with at least one of an angle between the first side surface and the upper surface of the substrate and an angle between the second side surface and the upper surface of the substrate being an acute angle; an active layer on the substrate, the active layer covering the first side surface and the second side surface; a gate insulating layer on the active layer; an anode on the gate insulating layer; a light emitting functional layer on the anode; and a cathode on the light emitting functional layer, the cathode including a first drain region covering the first insulating layer and
    Type: Grant
    Filed: May 20, 2019
    Date of Patent: July 7, 2020
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Qinghe Wang, Dongfang Wang, Tongshang Su, Rui Peng, Leilei Cheng, Yang Zhang, Jun Wang, Guangyao Li, Liangchen Yan, Guangcai Yuan
  • Publication number: 20200199740
    Abstract: A sputtering system and a deposition method are provided. The sputtering system includes at least two sputtering chambers. Each of the at least two sputtering chambers includes a plurality of targets separated from each other and a plurality of target pedestals. Each of the plurality of targets is mounted on a corresponding target pedestal of the plurality of target pedestals, and a gap between two adjacent targets of the plurality of targets has a width sufficient to accommodate at least one of the plurality of targets.
    Type: Application
    Filed: August 1, 2019
    Publication date: June 25, 2020
    Applicants: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tongshang SU, Dongfang WANG, Leilei CHENG, Jun LIU, Ning LIU, Qinghe WANG, Liangchen YAN
  • Publication number: 20200194470
    Abstract: A display substrate, a method for manufacturing the display substrate, and a display device are provided. The display substrate includes a display area and a fanout area at the periphery of the display area. The fanout area includes a data line layer, a first power line layer, and at least two insulation layers between the data line layer and the first power line layer. In a direction perpendicular to a base substrate of the display substrate, the first power line layer overlaps the data line layer. At least one of the at least two insulation layers includes a portion which insulates the first power line layer and the data line layer from each other.
    Type: Application
    Filed: August 30, 2019
    Publication date: June 18, 2020
    Applicants: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jun WANG, Dongfang WANG, Haitao WANG, Guangyao LI, Yingbin HU, Yang ZHANG, Qinghe WANG, Liangchen YAN
  • Publication number: 20200184874
    Abstract: A pixel structure includes at least three sub-pixels and there is a gap between two adjacent sub-pixels. The gap includes at least a first gap and a second gap, where the first gap extends along a linear trajectory and the second gap extends along a curved trajectory. The wire includes at least a first wire and a second wire, wherein the first wire passes through the first gap along the linear trajectory and is spaced apart from the sub-pixels on both sides of the first gap, and the second wire passes through the second gap along the curved trajectory and is spaced apart from the sub-pixels on both sides of the second gap. The second wire has a line width larger than a line width of the first wire.
    Type: Application
    Filed: April 30, 2019
    Publication date: June 11, 2020
    Inventors: Qinghe WANG, Xueguang HAO, Dacheng ZHANG, Yongda MA, Dongfang WANG, Liangchen YAN
  • Publication number: 20200171426
    Abstract: The present disclosure provides a gas screening film including at least one gas screening element, each of the at least one gas screening element includes a transistor including a gate, an insulation spacing layer, a first electrode, a semiconductor nanosheet separation layer and a second electrode, and the insulation spacing layer is disposed between the gate and the semiconductor nanosheet separation layer. The present disclosure further provides a manufacturing method of the gas screening film and a face mask. The gas screening film can screen and separate various different gases as necessary.
    Type: Application
    Filed: January 22, 2019
    Publication date: June 4, 2020
    Inventors: Guangyao LI, Guangcai YUAN, Dongfang WANG, Jun WANG, Qinghe WANG, Wei LI, Leilei CHENG
  • Patent number: 10665822
    Abstract: A display screen, a manufacturing method thereof, and a display device are disclosed. The display screen includes a base substrate, a thin film transistor located on the base substrate, the thin film transistor including a metal layer, at least one of a light-absorbing material layer or a scattering structure disposed between the base substrate and the metal layer in a direction perpendicular to the base substrate.
    Type: Grant
    Filed: August 11, 2017
    Date of Patent: May 26, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Guanghui Liu, Dongfang Wang