Patents Assigned to CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
  • Publication number: 20200185659
    Abstract: The present disclosure provides a hot-pressing buffer, a display device, a hot-pressing process, and a method for reducing the X-line bright lines. The hot-pressing buffer includes: a thermally conductive material layer including a non-particulate thermally conductive material made of a non-particulate thermally conductive material; and a buffer material layer wrapped around an outer surface of the non-particulate thermally conductive material layer.
    Type: Application
    Filed: August 23, 2019
    Publication date: June 11, 2020
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiehong ZHOU, Hengfei SHI, Ke CAO
  • Publication number: 20200185654
    Abstract: The present disclosure provides a display module and a method for preparing the same. The display module includes a display panel and a light-concentrating layer arranged on a light-exiting surface of the display panel, in which the light-concentrating layer includes a plurality of light-concentrating units for concentrating light from the light-exiting surface.
    Type: Application
    Filed: July 26, 2019
    Publication date: June 11, 2020
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Hongqiang LUO
  • Patent number: 10680204
    Abstract: Disclosed are an encapsulation structure, a substrate and a display panel. The package structure includes an encapsulation layer and a transition layer, wherein the encapsulation layer includes a first encapsulation layer and a second encapsulation layer which are laminated with each other, the first encapsulation layer is located on a first main surface of the second encapsulation layer, the transition layer and the first encapsulation layer are juxtaposed on the first main surface, the first main surface includes a first region in contact with the first encapsulation layer and a second region in contact with the transition layer, the second region is located at an edge of the first main surface, and a bonding strength between the transition layer and the second encapsulation layer is greater than a bonding strength between the first encapsulation laver and the second encapsulation layer.
    Type: Grant
    Filed: December 11, 2018
    Date of Patent: June 9, 2020
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zi Qiao, Zhiliang Jiang
  • Publication number: 20200168802
    Abstract: The present disclosure relates to a method for preparing a conjugated polymer film, as well as a light-emitting diode, a display device, and a solar energy battery including the conjugated polymer film. A method for preparing a conjugated polymer film according to the present disclosure includes: preparing a fibrous conjugated polymer; and preparing a conjugated polymer film from the fibrous conjugated polymer. Since the fibrous conjugated polymer has a certain length and orientation, it has improved electron mobility in the dimensional direction thereof, and is capable of improving the carrier mobility of the conjugated polymer film.
    Type: Application
    Filed: November 14, 2018
    Publication date: May 28, 2020
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zengqiang XIA, Qingyun BAI
  • Patent number: 10665658
    Abstract: A pixel circuit includes: a data input sub-circuit for transmitting a reference voltage to a first node; a second control sub-circuit disconnecting a first power terminal from a second node; a driving sub-circuit transmitting a signal of the second node to a third node; a first control sub-circuit transmitting the voltage of the third node to a second power terminal; a first storage sub-circuit storing the voltage between the first power terminal and the second node; and a second storage sub-circuit storing the voltage between the first node and the second node, wherein the data input sub-circuit is configured to transmit a data voltage of a data signal terminal to the first node, the second control sub-circuit is configured to transmit a supply voltage of the first power terminal to the second node, and the driving sub-circuit is configured to output a drive signal to the third node.
    Type: Grant
    Filed: January 24, 2018
    Date of Patent: May 26, 2020
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Yingsong Xu
  • Publication number: 20200144313
    Abstract: A method of fabricating a substrate is provided. The method of fabricating the substrate includes forming a first conductive pattern; forming a first insulating layer, and forming a first blind hole in the first insulating layer; forming a conductive film layer, and removing at least a portion of the conductive film layer in the first blind hole; thinning a portion of the first insulating layer at a bottom of the first blind hole to form a second blind hole; forming an intermediate insulating layer, and forming a second via hole in the intermediate insulating layer; removing the portion of the first insulating layer and forming a first via hole in the first insulating pattern layer; and forming a second conductive pattern. The second conductive pattern directly contacts the first conductive pattern through the first via hole and the second via hole and insulates from the intermediate conductive pattern.
    Type: Application
    Filed: May 13, 2019
    Publication date: May 7, 2020
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhen Zhang, Xudong An, Junjie Zhao, Guangzhou Zhao
  • Publication number: 20200135114
    Abstract: The present application discloses a pixel circuit for a display panel. The circuit includes a first transistor coupled to a data line and configured to transfer a data signal in response to an N-th scan signal corresponding to an N-th row of pixels in the display panel. Additionally, the circuit includes a second transistor coupled to the first transistor and configured to generate a driving signal based on the data signal. The circuit further includes a third transistor coupled to the second transistor and configured to compensate a threshold voltage of the second transistor in response to an (N?1)-th scan signal corresponding to a previous (N?1)-th row of pixels in the display panel. Furthermore, the circuit includes a capacitor coupled between the second transistor and a first power voltage port for storing the data signal. Moreover, the circuit includes a light emitter driven by the driving signal to emit light.
    Type: Application
    Filed: September 6, 2018
    Publication date: April 30, 2020
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Sangwon Lee, Minho Ko, Sanghun Kang, Wen Tan, Youngyik Ko, Wanli Dong
  • Publication number: 20200135834
    Abstract: A display substrate, a method of manufacturing the same, a display panel, and a display apparatus are provided. In one embodiment, a display substrate includes: a base substrate; a plurality of lead wires and a barrier on the base substrate, the plurality of lead wires being separated from one another to form a concave between every two adjacent ones of the plurality of lead wires; and a cover layer covering over the plurality of lead wires and the barrier; wherein the plurality of lead wires are insulated from the barrier, the plurality of lead wires are insulated from the cover layer, the plurality of lead wires are between the base substrate and the cover layer, the barrier is between the plurality of lead wires and the cover layer, and the barrier is formed at least at the concave between at least two of the plurality of lead wires to block the concave.
    Type: Application
    Filed: May 13, 2019
    Publication date: April 30, 2020
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Ming Mao, Pan Zhao, Li Song, Ge Wang, Zhiliang Jiang
  • Patent number: 10636345
    Abstract: The present disclosure provides a method of compensating in a display panel, comprising: determining a displaying state according to a displaying state parameter of the display panel; acquiring a reference compensation parameter and a correction coefficient for a target displaying state, in response to determining that the displaying state is the target displaying state; determining a corrected compensation parameter for the target displaying state, based on the reference compensation parameter and the correction coefficient for the target displaying state; and compensating display brightness of pixels on the display panel, by using the corrected compensation parameter.
    Type: Grant
    Filed: April 9, 2019
    Date of Patent: April 28, 2020
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Qun Jia, Yong Yu, Chuanyan Lan
  • Patent number: 10636865
    Abstract: A display substrate, a method of manufacturing the same, a display panel, and a display apparatus are provided. In one embodiment, a display substrate includes: a base substrate; a plurality of lead wires and a barrier on the base substrate, the plurality of lead wires being separated from one another to form a concave between every two adjacent ones of the plurality of lead wires; and a cover layer covering over the plurality of lead wires and the barrier; wherein the plurality of lead wires are insulated from the barrier, the plurality of lead wires are insulated from the cover layer, the plurality of lead wires are between the base substrate and the cover layer, the barrier is between the plurality of lead wires and the cover layer, and the barrier is formed at least at the concave between at least two of the plurality of lead wires to block the concave.
    Type: Grant
    Filed: May 13, 2019
    Date of Patent: April 28, 2020
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ming Mao, Pan Zhao, Li Song, Ge Wang, Zhiliang Jiang
  • Publication number: 20200127228
    Abstract: The present application discloses a display panel having a display area and a peripheral area. The display panel includes a base substrate; a display unit on the base substrate; an encapsulating layer on a side of the display unit distal to the base substrate and encapsulating the display unit; and a first crack barrier layer on the base substrate and in the peripheral area and forming a first enclosure substantially surrounding a first area. The encapsulating layer includes a first inorganic sub-layer. The first inorganic sub-layer includes a first part enclosed inside the first area by the first crack barrier layer.
    Type: Application
    Filed: December 5, 2017
    Publication date: April 23, 2020
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Weiyun Huang, Zhenxiao Tong, Wuyang Zhao, Youngyik Ko
  • Publication number: 20200110200
    Abstract: A display substrate includes: a display region having an irregular edge portion; and a light-shielding area located around the display region; wherein: a pixel array is disposed in the display region; the pixel array includes outermost edge pixels of the irregular edge portion, and central pixel; each of the edge pixels includes at least one edge sub-pixel; each of the edge sub-pixels includes a light-shielding sub-region and a light-emitting sub-region arranged along a row direction; and the light-shielding sub-region is located at a side of each of the edge sub-pixels proximal to the light-shielding region.
    Type: Application
    Filed: December 5, 2019
    Publication date: April 9, 2020
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pengcheng ZANG, Yang WANG, Ting LI
  • Publication number: 20200105170
    Abstract: A stretchable display substrate, a method for manufacturing the stretchable display substrate, and a display device are provided. The stretchable display substrate includes: a base substrate on which a plurality of isolated regions and a plurality of connection regions are distributed, wherein the isolated regions are connected to each other through the connection regions; a plurality of display pixel units arranged in a first array, wherein at least a respective one of the display pixel units is arranged on each of the isolated regions, at least one of the display pixel units includes an independent cathode, and the independent cathode is separated from any cathode of the other display pixel units; and at least one wire configured to be electrically connected to the independent cathode.
    Type: Application
    Filed: September 27, 2019
    Publication date: April 2, 2020
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Weinan DAI, Yingsong XU
  • Publication number: 20200105193
    Abstract: A pixel circuit includes a writing sub-circuit, a driving sub-circuit, a compensation sub-circuit, and a light-emitting control sub-circuit. The writing sub-circuit is configured to write a data signal to the driving sub-circuit in response to a scanning signal. The compensation sub-circuit is configured to compensate the driving sub-circuit for a threshold voltage in response to the scanning signal. The light-emitting control sub-circuit is configured to turn on a circuit between a first voltage terminal and a second voltage terminal in response to a light-emitting signal. The driving sub-circuit is configured to drive the light-emitting device to emit light according to the written data signal.
    Type: Application
    Filed: December 5, 2019
    Publication date: April 2, 2020
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Haigang QING
  • Publication number: 20200104014
    Abstract: The present application discloses a touch control panel having a three-dimensional body having one or more vertices portions. The touch control panel includes a touch electrode layer extending into the one or more vertices portions for detecting a touch. The touch electrode layer includes a plurality of touch electrodes, each of which including a plurality of electrode blocks electrically connected together. The plurality of electrode blocks include a plurality of electrode blocks of an irregular shape in the one or more vertices portions of the three-dimensional body. The plurality of electrode blocks of the irregular shape in the one or more vertices portions and multiple electrode blocks of the plurality of electrode blocks outside the one or more vertices portions have different shapes and sizes.
    Type: Application
    Filed: March 1, 2018
    Publication date: April 2, 2020
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventor: Qing Gong
  • Publication number: 20200057532
    Abstract: A touch substrate and a touch display device are provided. The touch substrate includes a plurality of electrodes, at least one of the plurality of electrodes including a plurality hollowed-out structures and a plurality body portions arranged alternately, the plurality hollowed-out structures and a plurality body portions having substantially a same shape and size.
    Type: Application
    Filed: September 5, 2019
    Publication date: February 20, 2020
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Benlian WANG
  • Publication number: 20200051476
    Abstract: An optical adjustment method and an optical adjustment device for a display panel, and a display device are provided. The optical adjustment method includes: displaying N groups of testing images sequentially on the display panel, each group of testing images including M images distributed at different display regions of the display panel, each image corresponding to one to-be-adjusted reference color, N being an integer greater than or equal to 1, M being an integer greater than or equal to 1; and when each group of testing images are displayed on the display panel, detecting, by an optical detection unit, optical parameters of the M images in the group of testing images simultaneously, and performing optical adjustment on the display panel in accordance with the optical parameters.
    Type: Application
    Filed: June 28, 2019
    Publication date: February 13, 2020
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Liwei HUANG, Wei HE, Jing WANG, Zhiyong YANG, Xueping LI, Wei LI, Shihua HUANG, Xue JIANG, Xiao LUO, Wei LIU, Xiaohong CHEN
  • Publication number: 20200049973
    Abstract: The present disclosure provides a light valve, a display device and a display method. The light valve includes: at least one fixation member fixed onto a substrate; and at least one movable member capable of moving relative to the fixation member to switch the light valve between a first state where the light valve is provided with a slit through which a light beam passes and a second state where the light valve prevents the light beam from passing therethrough.
    Type: Application
    Filed: January 4, 2018
    Publication date: February 13, 2020
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jiao FANG, Wei HE, Xinghua LI, Shi CHENG, Jian YANG, Wenqiang CHEN, Qing CHANG, Lixia HUANG, Shou YE
  • Publication number: 20200043990
    Abstract: A pixel arrangement structure are provided, which includes a plurality of repeating units. Each of the plurality of repeating units includes two first sub-pixels, one second sub-pixel, and one third sub-pixel. Each of the first sub-pixel, the second sub-pixel and the third sub-pixel includes a pixel defining layer, the pixel defining layer includes a pixel defining layer opening to define an effective light emitting region of each sub-pixel; a plurality of first sub-pixels are arranged along the second direction to form a plurality of first sub-pixel groups, orthographic projections of pixel defining layer openings of the first sub-pixels in adjacent ones of the plurality of first sub-pixel groups on a straight line parallel to the second direction do not overlap each other.
    Type: Application
    Filed: October 11, 2019
    Publication date: February 6, 2020
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lujiang HUANGFU, Libin LIU, Fengli JI, Xiaodan JIN, Yinan LIANG, Mei LI, Jie ZHANG, Chang LUO, Jianpeng WU, Hongli WANG
  • Publication number: 20200026382
    Abstract: Provided are a flexible touch substrate, a method for manufacturing the same, and a display device. A flexible touch substrate has a bending region and a non-bending region, and including a flexible base and a plurality of touch electrodes arranged on the flexible base, in which a transparent conductive layer is arranged at least on the plurality of touch electrodes corresponding in a one-to-one manner to the touch electrodes in the bending region, an orthogonal projection of each transparent conductive pattern on the flexible base at least partially covers a corresponding touch electrodes, and each of the transparent conductive patterns is electrically connected to the corresponding touch electrode and electrically insulated from the other touch electrodes than the corresponding touch electrode.
    Type: Application
    Filed: May 8, 2019
    Publication date: January 23, 2020
    Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhenhua ZHANG, Yingsong XU