Patents by Inventor Qinghe WANG

Qinghe 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).

  • Publication number: 20200152799
    Abstract: The present disclosure provides a thin film transistor, a thin film transistor array, and a method for detecting an object to be detected, wherein the thin film transistor is configured to detect a parameter of an object to be detected bound with a metal ion and includes an active layer, wherein: a carrier of the active layer without a metal element contained in the metal ion bound is of a first mobility, and a carrier of the active layer with the metal element bound is of a second mobility different from the first mobility.
    Type: Application
    Filed: July 9, 2019
    Publication date: May 14, 2020
    Inventors: Guangyao LI, Lei HUANG, Haitao WANG, Jun WANG, Qinghe WANG, Wei LI, Dongfang WANG, Liangchen YAN
  • Patent number: 10615051
    Abstract: In an embodiment, there is provided a method of manufacturing a thin-film transistor. The method includes steps of: forming a gate, a gate insulator layer and an active layer on a base substrate, wherein, the gate and the active layer are provided at upper and lower sides of the gate insulator layer, respectively, and the active layer contains impurity ions therein; and, while implementing an annealing on the active layer, applying a voltage between the active layer and the gate to generate an electrical field therebetween, a direction of the electrical field being configured such that the impurity ions move from the active layer into the gate insulator layer. Meanwhile, there are also provided a thin-film transistor, an array substrate and a display apparatus.
    Type: Grant
    Filed: May 18, 2018
    Date of Patent: April 7, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Tongshang Su, Dongfang Wang, Jun Liu, Leilei Cheng, Wei Li, Qinghe Wang, Yang Zhang, Guangcai Yuan
  • Publication number: 20200106879
    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: Application
    Filed: April 18, 2019
    Publication date: April 2, 2020
    Inventors: Qinghe Wang, Dongfang Wang, Tongshang Su, Leilei Cheng, Wei Song, Yang Zhang, Ning Liu, Haitao Wang, Jun Wang, Guangyao Li
  • Publication number: 20200105627
    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: Application
    Filed: May 31, 2019
    Publication date: April 2, 2020
    Inventors: Haitao WANG, Guangyao LI, Jun WANG, Qinghe WANG, Ning LIU, Dongfang WANG
  • Publication number: 20200066195
    Abstract: An inspection device includes: a driving circuit, configured to input display data of an image to a pixel electrode of the array substrate; a light-emitting device comprising a first electrode, a second electrode, and a plurality of light-emitting units arranged between the first electrode and the second electrode, and the plurality of light-emitting units is capable of emitting light under the effect of an electric field between the first electrode and the second electrode; a test circuit, configured to electrically connect the first electrode of the light-emitting device to the pixel electrode of the array substrate, and input a first electrical signal to the second electrode of the light-emitting device, to generate the electric field; and a processing circuit, configured to acquire optical information of the light emitted by the light-emitting device, and determine whether there is an electrical defect in the array substrate according to the optical information.
    Type: Application
    Filed: April 30, 2019
    Publication date: February 27, 2020
    Applicants: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Guangyao LI, Bo MAO, Xuehai GUI, Qinghe WANG, Jun WANG, Dongfang WANG, Liangchen YAN
  • Publication number: 20200067012
    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: Application
    Filed: May 10, 2019
    Publication date: February 27, 2020
    Inventors: Tongshang SU, Dongfang WANG, Qinghe WANG, Ce ZHAO, Bin ZHOU, Liangchen YAN
  • Publication number: 20200058724
    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: Application
    Filed: May 20, 2019
    Publication date: February 20, 2020
    Inventors: Qinghe Wang, Dongfang Wang, Tongshang Su, Rui Peng, Leilei Cheng, Yang Zhang, Jun Wang, Guangyao Li, Liangchen Yan, Guangcai Yuan
  • Publication number: 20200049336
    Abstract: Provided are a light source structure and a light-emitting device. The light source structure includes a power supply unit, a field effect unit and a light-emitting unit, wherein the power supply unit supplies power to the field effect unit and the light-emitting unit; and the field effect unit includes a vibrator unit that receives sound waves from the outside to generate vibration, so that the field effect unit generates a current varying along with the vibration, and supplies the varying current to the light-emitting unit to generate light with variable light intensity.
    Type: Application
    Filed: May 15, 2019
    Publication date: February 13, 2020
    Applicants: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Qinghe WANG, Leilei CHENG
  • Publication number: 20200035721
    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: Application
    Filed: May 29, 2018
    Publication date: January 30, 2020
    Inventors: Tongshang Su, Guangcai Yuan, Dongfang Wang, Ce Zhao, Bin Zhou, Jun Liu, Jifeng Shao, Qinghe Wang, Yang Zhang
  • Publication number: 20200035841
    Abstract: A TFT and a method for manufacturing the TFT, an array substrate, and a display device are provided. An active layer of the TFT includes a channel region, a first conductive region and a second conductive region, and the channel region is arranged between the first conductive region and the second conductive region. The channel region includes a first side and a second side, the first side is opposite to the second side, the first side is in contact with a third side of the first conductive region, the second side is in contact with a fourth side of the second conductive region, and a length of the first side is greater than a length of the third side.
    Type: Application
    Filed: June 3, 2019
    Publication date: January 30, 2020
    Applicants: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tongshang SU, Dongfang WANG, Qinghe WANG, Liangchen YAN
  • Publication number: 20200033290
    Abstract: Embodiments of the present disclosure relate to the field of electronic sensing technologies, and provide a chemical sensing unit, a chemical sensor, and a chemical sensing device. The chemical sensing unit includes a thin film transistor arranged on a substrate, and a light emitting diode coupled to the thin film transistor. The thin film transistor includes a semiconductor active layer, a source, and a drain, and the semiconductor active layer is mainly composed of a chemically sensitive semiconductor material. The chemical sensing unit is provided with a via hole in a region between the source and the drain, such that the semiconductor active layer is exposed at a position corresponding to the via hole. The light emitting diode includes a first electrode, a light-emitting functional layer, and a second electrode which are stacked in sequence, wherein the first electrode is coupled to the drain.
    Type: Application
    Filed: June 26, 2019
    Publication date: January 30, 2020
    Inventors: Qinghe WANG, Liangchen YAN, Dongfang WANG, Tongshang SU, Leilei CHENG, Yongchao HUANG, Yang ZHANG, Guangyao LI, Guangcai YUAN
  • Publication number: 20200027729
    Abstract: The present disclosure provides an oxide semiconductor layer and a preparation method thereof, device, substrate, and means, and belongs to the field of semiconductor technologies. The method includes: forming an oxide semiconductor layer having multiply types of regions on a substrate, at least two types of the multiple types of regions having different thicknesses, and adjusting an oxygen content of at least one type of regions in the multiply types of regions, so that the oxygen content and the thickness in the multiple types of regions are positively correlated.
    Type: Application
    Filed: July 12, 2019
    Publication date: January 23, 2020
    Inventors: Tongshang Su, Dongfang Wang, Jun Liu, Qinghe Wang, Wuxia Fu, Liangchen Yan, Guangcai Yuan
  • Publication number: 20200013806
    Abstract: The present disclosure provides a pixel array and a fabrication method thereof. The pixel array includes a plurality of gate lines and a plurality of data lines which are arranged intersected and insulated and a pixel unit disposed at a position where each of the plurality of gate lines and each of the plurality of data lines are intersected. The pixel unit includes a thin film transistor (TFT).The width-to-length ratios of channels of the TFTs are sequentially increased in such a manner that the width-to-length ratios of the channels of the TFTs in the pixel units positioned in a same row (and/or a same column) are sequentially increased along a scanning direction of the gate line coupled to gate electrodes of the TFTs in the same row (and/or along a data writing direction of the data line coupled to the source electrodes of the TFTs in the same column).
    Type: Application
    Filed: May 7, 2019
    Publication date: January 9, 2020
    Inventors: Tongshang SU, Dongfang WANG, Jun CHENG, Jun LIU, Qinghe WANG, Guangyao LI, Liangchen YAN
  • Publication number: 20190371875
    Abstract: Provided are a display substrate and a preparation method thereof, a display panel, and a display device. The display substrate includes a substrate and a plurality of pixel units on the substrate. The pixel unit comprises a plurality of functional layers that are sequentially arranged in a direction away from the substrate. At least one of the plurality of functional layers, which is close to the substrate, constitutes a vertical thin film transistor (VTFT). At least one of the plurality of functional layers, which is away from the substrate, constitutes an organic light-emitting transistor (OLET). An orthographic projection region of the OLET on the substrate and an orthographic projection region of the VTFT on the substrate at least partially overlap.
    Type: Application
    Filed: January 11, 2019
    Publication date: December 5, 2019
    Inventors: Qinghe Wang, Liangchen Yan, Dongfang Wang, Tongshang Su, Jun Wang, Guangyao Li, Yang Zhang, Xuechao Sun
  • Patent number: 10418447
    Abstract: Provided is a thin film transistor, a production method thereof, and an electronic apparatus. The thin film transistor comprises a substrate, and a gate electrode, a gate insulator layer, a source electrode, a drain electrode and an active layer on the substrate, wherein the active layer comprises a stack of two or more layers of graphene-like two-dimensional semiconductor material. The electronic apparatus comprises the thin film transistor, and may be used as an optical or mechanical sensor.
    Type: Grant
    Filed: March 29, 2018
    Date of Patent: September 17, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Guangyao Li, Guangcai Yuan, Dongfang Wang, Jun Wang, Qinghe Wang, Ning Liu
  • Publication number: 20190252629
    Abstract: Disclosed by the present disclosure are an organic thin film transistor structure and a manufacturing method, a gas sensor, and a related apparatus: a gap, which contacts an organic active layer and which is used for accommodating a gas to be detected, is provided in the organic thin film transistor structure.
    Type: Application
    Filed: June 21, 2018
    Publication date: August 15, 2019
    Inventors: Xiang Feng, Zhaokun Yang, Qinghe Wang, Sha Liu, Ruizhi Yang, Qiang Zhang, Chunyan Xie, Yun Qiu
  • Publication number: 20190131143
    Abstract: In an embodiment, there is provided a method of manufacturing a thin-film transistor. The method includes steps of: forming a gate, a gate insulator layer and an active layer on a base substrate, wherein, the gate and the active layer are provided at upper and lower sides of the gate insulator layer, respectively, and the active layer contains impurity ions therein; and, while implementing an annealing on the active layer, applying a voltage between the active layer and the gate to generate an electrical field therebetween, a direction of the electrical field being configured such that the impurity ions move from the active layer into the gate insulator layer. Meanwhile, there are also provided a thin-film transistor, an array substrate and a display apparatus.
    Type: Application
    Filed: May 18, 2018
    Publication date: May 2, 2019
    Applicants: BOE Technology Group Co., Ltd., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD .
    Inventors: Tongshang Su, Dongfang Wang, Jun Liu, Leilei Cheng, Wei Li, Qinghe Wang, Yang Zhang, Guangcai Yuan
  • Publication number: 20190131410
    Abstract: Provided is a thin film transistor, a production method thereof, and an electronic apparatus. The thin film transistor comprises a substrate, and a gate electrode, a gate insulator layer, a source electrode, a drain electrode and an active layer on the substrate, wherein the active layer comprises a stack of two or more layers of graphene-like two-dimensional semiconductor material. The electronic apparatus comprises the thin film transistor, and may be used as an optical or mechanical sensor.
    Type: Application
    Filed: March 29, 2018
    Publication date: May 2, 2019
    Inventors: Guangyao Li, Guangcai Yuan, Dongfang Wang, Jun Wang, Qinghe Wang, Ning Liu
  • Publication number: 20190100838
    Abstract: The present disclosure relates to a copper nanofiber, its preparation method and a display panel. The copper nanofiber comprises a copper nanofiber body, an aluminum-doped zinc oxide layer disposed at the external surface of the copper nanofiber body, and a passivation layer disposed on a side of the aluminum-doped zinc oxide layer away from the copper nanofiber body.
    Type: Application
    Filed: August 31, 2018
    Publication date: April 4, 2019
    Inventors: Jifeng SHAO, Guangcai YUAN, Tongshang SU, Yang ZHANG, Qinghe WANG, Yingbin HU
  • Publication number: 20190081178
    Abstract: The disclosure provides a thin film transistor, an array substrate, and a method for fabricating the same. An embodiment of the disclosure provides a method for fabricating a thin film transistor, the method including: forming a gate, a gate insulation layer, and an active layer above an underlying substrate successively; forming a patterned hydrophobic layer above the active layer, wherein the hydrophobic layer includes first pattern components, and orthographic projections of the first pattern components onto the underlying substrate overlap with a orthographic projection of a channel area at the active layer onto the underlying substrate; and forming a source and a drain above the hydrophobic layer, wherein the source and the drain are located respectively on two sides of a channel area, and in contact with the active layer.
    Type: Application
    Filed: July 3, 2018
    Publication date: March 14, 2019
    Inventors: Qinghe Wang, Luke Ding, Leilei Cheng, Jun Bao, Tongshang Su, Dongfang Wang, Guangcai Yuan