Patents by Inventor Kuanjun PENG

Kuanjun PENG 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: 11231595
    Abstract: A semi-transparent semi-retroreflective film and an air display device are provided. The air display device includes: a first polarizer and a second polarizer assembled with each other to form a cell; a semi-transparent semi-reflective structure and a semi-transparent semi-retroreflective film disposed between the first polarizer and the second polarizer; a first ¼ wave plate disposed at a side of the air display device adjacent to the first polarizer; and a second ¼ wave plate disposed between the semi-transparent semi-reflective structure and the semi-transparent semi-retroreflective film. The air display device is configured such that polarized light incident from the first polarizer, after being processed by an internal optical path of the air display device, exits from the second polarizer to form an air image at a side of the air display device away from the first polarizer.
    Type: Grant
    Filed: June 17, 2019
    Date of Patent: January 25, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD
    Inventors: Xiaolong Li, Wei Qin, Kuanjun Peng, Xueling Gao, Fangzhen Zhang, Jintao Peng, Jinqian Wang, Miaomiao Yang, Shuang Sun, Chunfang Zhang, Shengnan Li
  • Publication number: 20210358405
    Abstract: A pixel circuit, a driving method thereof and a display device are provided. The pixel circuit includes a drive circuit, a data writing circuit, a compensation-and-reset circuit, and a storage circuit. The drive circuit includes a control terminal, a first terminal and a second terminal, and is configured to control a driving current for driving a light-emitting element to emit light; the data writing circuit is configured to write a data signal to the control terminal of the drive circuit in response to a scanning signal; the compensation-and-reset circuit is configured to apply the reset voltage to the control terminal of the drive circuit in response to a compensation signal; the storage circuit is configured to store the data signal that is wrote and a threshold voltage, and to couple and adjust a voltage of the control terminal of the drive circuit.
    Type: Application
    Filed: November 21, 2018
    Publication date: November 18, 2021
    Inventors: Chengchung YANG, Xueling GAO, Kuanjun PENG
  • Publication number: 20210359272
    Abstract: The present application describes a display panel having a plurality of subpixels. Each of the plurality of subpixels has a light blocking region and a light transmissive region surrounding the light blocking region. Each of the plurality of subpixels in the light blocking region includes a first base substrate and a second base substrate facing each other; a first light emitting element and a first reflective block on a side of the first base substrate proximal to the second base substrate; and a second reflective block on a side of the second base substrate proximal to the first base substrate. The first reflective block and the second reflective block are configured to reflect light emitted from the first light emitting element to the light transmissive region thereby displaying an image.
    Type: Application
    Filed: March 29, 2018
    Publication date: November 18, 2021
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Xiaolong Li, Fangzhen Zhang, Wei Qin, Kuanjun Peng
  • Patent number: 11170701
    Abstract: An embodiment of the present disclosure provides a driving circuit, a driving method thereof, a display panel and a display device. The driving circuit includes a first transistor electrically connected between a signal input terminal and a light emitting device to be driven, a duration control circuit configured to provide a signal of a duration data signal terminal to a gate of the first transistor in response to a signal of a duration scanning signal terminal, and a latch circuit electrically connected with the gate of the first transistor and configured to latch the signal of the gate of the first transistor.
    Type: Grant
    Filed: October 12, 2019
    Date of Patent: November 9, 2021
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Wei Qin, Weixing Liu, Tieshi Wang, Kai Guo, Xiaolong Li, Kuanjun Peng, Zhiqiang Xu, Wanpeng Teng
  • Patent number: 11171159
    Abstract: The present disclosure provides a display backplane and a method for manufacturing the same, a display panel, and a display device. The display backplane includes: a substrate; a first thin film transistor located on one side of the substrate; and a second thin film transistor located on the one side of the substrate, wherein: the first thin film transistor comprises a first active layer, the second thin film transistor comprises a second active layer, wherein the first active layer and the second active layer are located in a same layer, and a material of the first active layer is different from that of the second active layer.
    Type: Grant
    Filed: January 3, 2019
    Date of Patent: November 9, 2021
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Yanan Niu, Jiushi Wang, Lei Chen, Hongwei Tian, Zhanfeng Cao, Feng Guan, Feng Zhang, Shi Shu, Kuanjun Peng, Yichi Zhang, Qi Qi
  • Publication number: 20210335184
    Abstract: A multi-primary color conversion method is provided to include: establishing a spatial gamut model of a display panel; determining a target peripheral surface corresponding to the target color according to the color coordinates of the target color and color coordinates of a color corresponding to each vertex of each peripheral surface; obtaining reference gray scales of a part of primary colors of the target color according to gray scales of the primary colors of a color corresponding to each vertex of the target peripheral surface; obtaining reference gray scales of the rest primary colors of the target color and a reference luminance of the target color; and respectively converting the reference gray scales of the plurality of primary colors of the target color into target gray scales according to a proportional relationship between the reference luminance and the target luminance of the target color.
    Type: Application
    Filed: November 13, 2018
    Publication date: October 28, 2021
    Inventors: Yanhui XI, Bin DAI, Xiaomang ZHANG, Haijun NIU, Kuanjun PENG, Xiaolong LI, Donghui WANG, Yan SUN
  • Publication number: 20210327357
    Abstract: The present disclosure provides a pixel circuit and a method for driving the same, and a display panel. The pixel circuit includes a driving sub-circuit and a light-emitting control sub-circuit. The driving sub-circuit is configured to transmit a first power voltage at a first power signal terminal to a second node. The light-emitting control sub-circuit is configured to: transmit a voltage at the second node and a second power voltage at the second power signal terminal to the first electrode of the first light-emitting element and the second electrode of the first light-emitting element respectively in a first period, to the first electrode of the second light-emitting element and the second electrode of the second light-emitting element respectively in a second period, and to the first electrode of the third light-emitting element and the second electrode of the third light-emitting element respectively in a third period.
    Type: Application
    Filed: July 22, 2020
    Publication date: October 21, 2021
    Inventors: Weixing Liu, Tieshi Wang, Zhiqiang Xu, Shengnan Li, Wanpeng Teng, Chunfang Zhang, Xiaolong Li, Wei Qin, Kai Guo, Kuanjun Peng
  • Patent number: 11125922
    Abstract: The present disclosure provides a structured retroreflector. The structured retroreflector includes a transparent substrate, a plurality of transflective structure layers disposed on one side of the transparent substrate and mutually laminated and parallel, wherein distances between any two adjacent transflective structure layers are equal and 0.1? to 10?, ? being a wavelength of incident light, and a transparent filling layer disposed between any two adjacent transflective structure layers.
    Type: Grant
    Filed: July 31, 2019
    Date of Patent: September 21, 2021
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Kai Guo, Xiaolong Li, Xueling Gao, Kuanjun Peng, Shengnan Li, Weixing Liu
  • Patent number: 11122684
    Abstract: Embodiments of the present disclosure provide a display substrate, a display device, and a method for manufacturing a display substrate. The display substrate includes: a plurality of bearing parts for supporting display assemblies; and a connecting beam located between two bearing parts and connected to the two bearing parts. The connecting beam includes at least one stretchable portion with a hollow portion provided inside the stretchable portion, so that the stretchable portion is deformable in a first direction and a second direction, and the second direction is perpendicular to the first direction.
    Type: Grant
    Filed: March 5, 2020
    Date of Patent: September 14, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Bin Qin, Jintao Peng, Yanan Niu, Jinyu Ren, Fangzhen Zhang, Kuanjun Peng
  • Patent number: 11120752
    Abstract: The present disclosure provides a display panel, a driving method thereof, and a display device. The display panel includes: a first substrate; a second substrate, a light absorbing layer disposed on a surface of the first substrate facing the second substrate, a color film disposed on a surface of the second substrate facing the first substrate, a plurality of MEMS light valve units disposed between the light absorbing layer and the color film. The MEMS light valve unit includes a light shielding plate and a light reflecting layer disposed on a surface of the light shielding plate facing the color film. The plurality of MEMS light valve units is respectively located in a plurality of sub-pixel regions of the display panel, and an area of the light absorbing layer is smaller than an area of the color film in any one of the sub-pixel regions.
    Type: Grant
    Filed: November 17, 2017
    Date of Patent: September 14, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiangxiang Zou, Kuanjun Peng
  • Publication number: 20210280132
    Abstract: A display substrate and a display device. The display substrate includes a pixel circuit in which the driving circuit controls a driving current for driving the light emitter element to emit light; the first light emission control circuit applies a first voltage to a first terminal of the driving circuit in response to a first light emission control signal; the second light emission control circuit applies the driving current to the light emitter element in response to a second light emission control signal; the first reset circuit applies a first reset voltage to the control terminal of the driving circuit in response to a first reset signal; the first reset signal and the first light emission control signal are simultaneously turn-on signals during a period; the first light emission control line and the second light emission control line extend along a first direction and are arranged in a second direction.
    Type: Application
    Filed: May 24, 2021
    Publication date: September 9, 2021
    Inventors: Xueling GAO, Kuanjun PENG, Chengchung YANG, Xiangxiang ZOU, Wei QIN
  • Patent number: 11114061
    Abstract: The present disclosure relates to a light-emission control signal generating device and a display device. The light-emission control signal generating device includes: a state detection circuit configured to detect whether a current frame is a static frame or a dynamic frame and output an indication signal indicating the static frame or the dynamic frame; and a plurality of light emission control signal generation circuits; wherein the plurality of light emission control signal generation circuits are divided into a plurality of blocks, and individual blocks are input with different light emission enable signals based on the indication signal to generate light emission control signals.
    Type: Grant
    Filed: May 24, 2019
    Date of Patent: September 7, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xueling Gao, Kuanjun Peng, Chengchung Yang, Zhiqiang Xu, Wei Qin, Tieshi Wang, Xiaolong Li, Shengnan Li, Wanpeng Teng
  • Publication number: 20210265439
    Abstract: The present disclosure provides a pixel compensation circuit and a manufacturing method thereof, an OLED array substrate and a manufacturing method thereof, and a display device. The pixel compensation circuit includes a first TFT and a second TFT on a substrate. The first TFT includes: a first electrode on the substrate, a first interlayer dielectric layer on a side of the first electrode away from the substrate and having an opening exposing at least a portion of the first electrode; a second electrode on a side of the first interlayer dielectric layer away from the first electrode; and an active layer extending from the second electrode to the first electrode. The second TFT includes: an active layer on the substrate; and a first electrode and a second electrode in a same layer and on a side of the active layer of the second TFT away from the substrate.
    Type: Application
    Filed: April 10, 2020
    Publication date: August 26, 2021
    Inventors: Jintao PENG, Yanan NIU, Kuanjun PENG, Kai GUO, Bin QIN, Xiaolong LI, Wanpeng TENG
  • Publication number: 20210225877
    Abstract: The present disclosure provides a display substrate and a manufacturing method thereof, and a display device. In the display substrate of the present disclosure, a first transistor comprises a first gate electrode, a first electrode, a second electrode, and a first active layer; and a second transistor comprises a second gate electrode, a third electrode, a fourth electrode, and a second active layers, wherein the first active layer comprises a silicon material, the second active layer comprises an oxide semiconductor material, and wherein the third electrode and the first gate electrode are disposed in the same layer, and the fourth electrode and the first electrode, the second electrodes are disposed in the same layer.
    Type: Application
    Filed: December 19, 2019
    Publication date: July 22, 2021
    Inventors: Yanan NIU, Kuanjun PENG, Jiushi WANG, Zhanfeng CAO, Feng ZHANG, Qi YAO, Wusheng LI, Feng GUAN, Lei CHEN, Jintao PENG, Tingting ZHOU
  • Patent number: 11069268
    Abstract: A flexible display panel includes a plurality of light-emitting regions separated from each other, a respective one of the plurality of light-emitting regions including a light emitting element and an encapsulating structure encapsulating the light emitting element; and a plurality of dummy regions connecting the plurality of light-emitting regions, a respective one of the plurality of light-emitting regions having a larger thickness than a respective dummy region and including a plurality of driving wires. The flexible display panel further includes a detecting wire in the plurality of dummy regions and the plurality of light emitting regions.
    Type: Grant
    Filed: March 8, 2019
    Date of Patent: July 20, 2021
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Yanan Niu, Lei Chen, Zhongyuan Sun, Hongwei Tian, Wei Huang, Zhiqiang Jiao, Kuanjun Peng, Yichi Zhang
  • Publication number: 20210217363
    Abstract: The present disclosure relates to a pixel circuit. The pixel circuit may include a storage capacitor, an initialization sub-circuit and a light-emitting control sub-circuit. The initialization sub-circuit is configured to store an initial voltage of the initial voltage terminal in the first terminal of the storage capacitor under a control of a light-emitting control signal of the light-emitting control terminal; and the light-emitting control sub-circuit is configured to apply a first voltage of the first voltage terminal to the first terminal of the storage capacitor. The first voltage terminal and the initial voltage terminal are separated terminals.
    Type: Application
    Filed: March 13, 2019
    Publication date: July 15, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xueling Gao, Kuanjun Peng, Wei Qin
  • Patent number: 11056059
    Abstract: The present application provides a display panel, a method of driving the same and a display apparatus. The display panel has pixel regions, each of which has pixel structures. Each of the pixel structures includes an anode, a cathode and a light emitting layer. The display panel further includes a controller and power signal lines coupled to the controller. Cathodes or anodes in a same pixel region are coupled to a same power signal line. The controller is configured to control a duty cycle of a control signal input to a power signal line coupled to a pixel region in response to a motion picture being displayed in the pixel region.
    Type: Grant
    Filed: June 10, 2019
    Date of Patent: July 6, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaolong Li, Wei Qin, Kuanjun Peng, Xueling Gao, Chengchung Yang, Zhiqiang Xu
  • Patent number: 11043515
    Abstract: A display substrate, a manufacturing method thereof, and a display device. The manufacturing method of a display substrate includes: providing a substrate; and forming, on the substrate, a first thin film transistor including a first active layer and a second thin film transistor including a second active layer. The second active layer includes a central area and doped regions located at two sides of the central area, respectively. Forming a first thin film transistor including a first active layer and a second thin film transistor including a second active layer on the substrate includes forming the first active layer and the doped regions of the second active layer using a single mask.
    Type: Grant
    Filed: October 27, 2017
    Date of Patent: June 22, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shuang Sun, Kuanjun Peng
  • Publication number: 20210185803
    Abstract: Embodiments of the present disclosure provide a display substrate, a display device, and a method for manufacturing a display substrate. The display substrate includes: a plurality of bearing parts for supporting display assemblies; and a connecting beam located between two bearing parts and connected to the two bearing parts. The connecting beam includes at least one stretchable portion with a hollow portion provided inside the stretchable portion, so that the stretchable portion is deformable in a first direction and a second direction, and the second direction is perpendicular to the first direction.
    Type: Application
    Filed: March 5, 2020
    Publication date: June 17, 2021
    Inventors: Bin Qin, Jintao Peng, Yanan Niu, Jinyu Ren, Fangzhen Zhang, Kuanjun Peng
  • Patent number: 11030959
    Abstract: A pixel circuit and a driving method thereof and a display device are provided. In the pixel circuit, a driving circuit is configured to control a driving current flowing through a first terminal and a second terminal of the driving circuit for driving a light emitter element to emit light; a data writing circuit is configured to write a data signal to a control terminal of the driving circuit in response to a scan signal; a first light emission control circuit is configured to apply a first voltage to the first terminal in response to a first light emission control signal; a first reset circuit is configured to apply a reset voltage to the control terminal in response to a first reset signal. The driving circuit is in a fixed bias state when the reset voltage and the first voltage are applied together to the driving circuit.
    Type: Grant
    Filed: September 17, 2018
    Date of Patent: June 8, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xueling Gao, Kuanjun Peng, Chengchung Yang, Xiangxiang Zou, Wei Qin