Patents by Inventor Yuanyuan CHAI

Yuanyuan CHAI 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: 20240140874
    Abstract: An ion-modified microwave dielectric ceramic is provided and a chemical formula thereof is Zn0.15Nb0.3[Ti1-x(W1/3Zr1/2)x]0.55O2. In the chemical formula, x is in a range of 0.01 to 0.03. The ion-modified microwave dielectric ceramic includes the following components in parts by weight: 12.58-12.67 parts of ZnO, 41.11-41.39 parts of TiO2, 43.93-45.14 parts of Nb2O5, 0.44-1.31 parts of WO3, and 0.35-1.05 parts of ZrO2. A preparation method of the ion-modified microwave dielectric ceramic can be applied to different industrial requirements, such as electronic components, communication equipment, and microwave components; and the obtained ion-modified microwave dielectric ceramic expands a practical value of a Zn0.15Nb0.3Ti0.55O2 series microwave dielectric ceramic in electronic ceramic manufacturing.
    Type: Application
    Filed: October 25, 2023
    Publication date: May 2, 2024
    Inventors: YuanYuan Yang, XiaoZhen Li, MengJiang Xing, YanLing Luo, HongYu Yang, QingYang Fan, Liang Chai, YiFang Zhang
  • Patent number: 11947393
    Abstract: Disclosed are a foldable screen and a display device. The foldable screen includes: a flexible display panel and a plurality of elastic portions, wherein each of the elastic portions includes each of elastic support members and two connecting rods fixedly connected to each of the elastic support members; wherein the two connecting rods are respectively connected to two flat portions of the flexible display panel, and the elastic support members are configured to supply a support force to the foldable portion in the case that a display surface of the foldable portion of the flexible display panel is coplanar with those of the flat portions.
    Type: Grant
    Filed: March 2, 2022
    Date of Patent: April 2, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Renzhe Xu, Bin Zhang, Haotian Yang, Yiming Wang, Wei Gong, Jingyu Piao, Xiaodong Hao, Danyang Bi, Kang Wang, Inho Park, Xiaoliang Fu, Yuanyuan Chai, Seungyong Oh
  • Patent number: 11938707
    Abstract: A laminating device includes: a plate being bendable, having a resilience characteristic and for bearing the flexible substrate; a supporting base platform for supporting the plate and driving the plate and the flexible substrate on the plate to move; a bending assembly for applying stress to drive the plate and the flexible substrate on the plate to be bent towards a side, facing away from the flexible substrate, of the plate, and for releasing stress to allow the plate and the flexible substrate to rebound; and a fixing fixture for fixing the protective cover plate. The protective cover plate is used to be laminated to the flexible substrate, a shape of the fixing fixture is same as or similar to that of the protective cover plate, the fixing fixture is bent to form an accommodating space, and the protective cover plate is fixed in the accommodating space.
    Type: Grant
    Filed: December 30, 2020
    Date of Patent: March 26, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Xingguo Liu, Qiang Tang, Zhihui Wang, Wei Qing, Ce Wang, Shaokui Liu, Jia Deng, Jialin Wang, Zuquan Chen, Yuanyuan Chai
  • Patent number: 11874984
    Abstract: A touch display panel and a manufacturing method therefor, and a touch display device. The touch display panel comprises a touch display region and a peripheral region. The touch display region comprises a through hole, a through hole detection region surrounding the through hole, and a transition connection region located between the through hole detection region and the peripheral region. The through hole detection region comprises an annular crack detection line and an annular isolation line. The transition connection region comprises a transition crack detection line and a transition isolation line. The peripheral region comprises an edge crack detection line and an edge isolation line.
    Type: Grant
    Filed: October 13, 2021
    Date of Patent: January 16, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yuanyuan Chai, Yangpeng Wang
  • Publication number: 20230356518
    Abstract: A laminating device includes: a plate being bendable, having a resilience characteristic and for bearing the flexible substrate; a supporting base platform for supporting the plate and driving the plate and the flexible substrate on the plate to move; a bending assembly for applying stress to drive the plate and the flexible substrate on the plate to be bent towards a side, facing away from the flexible substrate, of the plate, and for releasing stress to allow the plate and the flexible substrate to rebound; and a fixing fixture for fixing the protective cover plate. The protective cover plate is used to be laminated to the flexible substrate, a shape of the fixing fixture is same as or similar to that of the protective cover plate, the fixing fixture is bent to form an accommodating space, and the protective cover plate is fixed in the accommodating space.
    Type: Application
    Filed: December 30, 2020
    Publication date: November 9, 2023
    Inventors: Xingguo LIU, Qiang TANG, Zhihui WANG, Wei QING, Ce WANG, Shaokui LIU, Jia DENG, Jialin WANG, Zuquan CHEN, Yuanyuan CHAI
  • Publication number: 20230276572
    Abstract: A display device and a manufacturing method thereof are provided. The display device includes a display panel (20) and a flexible circuit board electrically connected with the display panel (20). The flexible circuit board includes a first circuit board (11), a second circuit board (22) and a conductive portion; the first circuit board (11) includes a first substrate (100), and a main contact pad, a first wire (501) and a second wire (502) provided on the first substrate (100); the second circuit board (22) includes a second substrate (200), a relay contact pad and a third wire (210) provided on the second substrate (200); and the conductive portion is configured for electrically connecting the main contact pad and the relay contact pad.
    Type: Application
    Filed: May 5, 2023
    Publication date: August 31, 2023
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ren XIONG, Fan LI, Qiang TANG, Fei SHANG, Haijun QIU, Yuanyuan CHAI, Huiqiang SONG
  • Publication number: 20230238473
    Abstract: Related are a transfer member, a preparation method thereof and a transfer head having the same. The preparation method thereof includes the following operations: an inorganic substrate is provided, and a material for forming the inorganic substrate is selected from any one or more of a silicon-containing inorganic material, an III-V group compound semiconductor material, an II-VI group compound semiconductor material, and a metal material, herein, the hardness of metal is less than that of sapphire; a dry etching process is used to form a first microstructure on the surface of the inorganic substrate, to obtain a patterned substrate; an elastic glue layer is formed on a patterned surface of the patterned substrate, and the elastic glue layer has a second microstructure complementary to the first microstructure; the patterned substrate is removed, to obtain the transfer member.
    Type: Application
    Filed: October 12, 2020
    Publication date: July 27, 2023
    Inventors: Tao WANG, Yuanyuan CHAI, Kai-yi WU
  • Patent number: 11690174
    Abstract: A display device and a manufacturing method thereof are provided. The display device includes a display panel and a flexible circuit board electrically connected with the display panel. The flexible circuit board includes a first circuit board, a second circuit board and a conductive portion; the first circuit board includes a first substrate, and a main contact pad, a first wire and a second wire provided on the first substrate; the second circuit board includes a second substrate, a relay contact pad and a third wire provided on the second substrate; and the conductive portion is configured for electrically connecting the main contact pad and the relay contact pad.
    Type: Grant
    Filed: June 5, 2020
    Date of Patent: June 27, 2023
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ren Xiong, Fan Li, Qiang Tang, Fei Shang, Haijun Qiu, Yuanyuan Chai, Huiqiang Song
  • Publication number: 20230196968
    Abstract: A display module (10), including a drive IC (11) and a power management IC (12). The power management IC (12) comprises a first identification pin (121); the first identification pin (121) is connected to the drive IC (11); under the condition that the power management IC (12) is turned on, the power management IC (12) transmits identification information to the drive IC (11) by means of the first identification pin (121), so that the drive IC (11) identifies the power management IC (12) and is paired with the power management IC (12). A control method, a control apparatus (200), an electronic device (100) and a computer readable storage medium (40).
    Type: Application
    Filed: June 8, 2021
    Publication date: June 22, 2023
    Inventors: Chang ZHANG, Yong YU, Yuanyuan CHAI
  • Publication number: 20230078619
    Abstract: A touch display panel and a manufacturing method therefor, and a touch display device. The touch display panel comprises a touch display region and a peripheral region. The touch display region comprises a through hole, a through hole detection region surrounding the through hole, and a transition connection region located between the through hole detection region and the peripheral region. The through hole detection region comprises an annular crack detection line and an annular isolation line. The transition connection region comprises a transition crack detection line and a transition isolation line. The peripheral region comprises an edge crack detection line and an edge isolation line.
    Type: Application
    Filed: October 13, 2021
    Publication date: March 16, 2023
    Inventors: Yuanyuan CHAI, Yangpeng WANG
  • Publication number: 20230061413
    Abstract: Embodiments of the present disclosure provide a display panel, including a display substrate (1); and a touch electrode (2) and a shielding electrode (6) arranged on the display substrate (1); where the shielding electrode (6) and the touch electrode (2) are sequentially arranged in a direction away from the display substrate (1); and an orthographic projection of the shielding electrode (6) on the display substrate (1) at least partially overlaps an orthographic projection of the touch electrode (2) on the display substrate (1).
    Type: Application
    Filed: August 16, 2021
    Publication date: March 2, 2023
    Inventors: Guiyu ZHANG, Hongqiang LUO, Yichen JIANG, Lixiang YI, Yuanyuan CHAI, Hang MIN
  • Publication number: 20230045264
    Abstract: The display substrate includes: a first electrode located in a first display region and a second electrode located in a second display region; a first light emitting layer located in the first display region and a second light emitting layer located in the second display region; and a third electrode located in the first display region and a fourth electrode located in the second display region. By optimizing patterned design of the third electrode, a first electrode wiring mode in the first display region is optimized, so that a display effect in the first display region is improved, glare interference is reduced, the transmittance of the first display region is optimized and improved, and a photographing effect of an under-screen camera configured in the first display region is ensured.
    Type: Application
    Filed: August 6, 2021
    Publication date: February 9, 2023
    Inventors: Yangpeng WANG, Baek Woon LEE, Baolei HUO, Tinglan ZHU, Yuanyuan CHAI
  • Patent number: 11568805
    Abstract: A display device includes a display panel including a display region and a non-display region surrounding the display region, a plurality of a light-emitting units arranged at the display region; a touch circuit connected to the display panel, and configured to detect touch information when the display panel is touched; a control circuit connected to the touch circuit and the display panel, and configured to control a corresponding light-emitting unit to emit a predetermined light beam in response to the touch information; a photosensing circuit connected to the display panel and the control circuit, and configured to sense the predetermined light beam and convert it into an electric signal; and a data processor connected to the control circuit and the display panel, and configured to process the electric signal acquired by the photosensing circuit through conversion to acquire monitoring data, and display the monitoring data on the display panel.
    Type: Grant
    Filed: August 30, 2019
    Date of Patent: January 31, 2023
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yangpeng Wang, Yanyan Zhao, Yuanyuan Chai, Peng Chen, Xucong Wang
  • Patent number: 11500497
    Abstract: A touch substrate, a preparation method and a driving method thereof, and a touch display panel are provided. The touch substrate includes a planar part and at least a bending part. The bending part extends from an edge of the planar part and is bent to a side of the planar part. The planar part is provided with a main touch module having a double-layer electrode structure, and the bending part is provided with a side touch module having a single-layer electrode structure.
    Type: Grant
    Filed: June 11, 2020
    Date of Patent: November 15, 2022
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., Beijing BOE Technology Development Co., Ltd.
    Inventors: Yangpeng Wang, Zhenhua Zhang, Yuanyuan Chai, Xucong Wang
  • Publication number: 20220283607
    Abstract: Disclosed are a foldable screen and a display device. The foldable screen includes: a flexible display panel and a plurality of elastic portions, wherein each of the elastic portions includes each of elastic support members and two connecting rods fixedly connected to each of the elastic support members; wherein the two connecting rods are respectively connected to two flat portions of the flexible display panel, and the elastic support members are configured to supply a support force to the foldable portion in the case that a display surface of the foldable portion of the flexible display panel is coplanar with those of the flat portions.
    Type: Application
    Filed: March 2, 2022
    Publication date: September 8, 2022
    Inventors: Renzhe XU, Bin ZHANG, Haotian YANG, Yiming WANG, Wei GONG, Jingyu PIAO, Xiaodong HAO, Danyang BI, Kang WANG, Inho PARK, Xiaoliang FU, Yuanyuan CHAI, Seungyong OH
  • Publication number: 20220201858
    Abstract: A display device and a manufacturing method thereof are provided. The display device includes a display panel and a flexible circuit board electrically connected with the display panel. The flexible circuit board includes a first circuit board, a second circuit board and a conductive portion; the first circuit board includes a first substrate, and a main contact pad, a first wire and a second wire provided on the first substrate; the second circuit board includes a second substrate, a relay contact pad and a third wire provided on the second substrate; and the conductive portion is configured for electrically connecting the main contact pad and the relay contact pad.
    Type: Application
    Filed: June 5, 2020
    Publication date: June 23, 2022
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ren XIONG, Fan LI, Qiang TANG, Fei SHANG, Haijun QIU, Yuanyuan CHAI, Huiqiang SONG
  • Patent number: 11294523
    Abstract: A touch structure has a bending area and a non-bending area, and the bending area has a first center line parallel to a first direction. The touch structure includes: a plurality of first touch electrodes extending in the first direction and sequentially arranged in a second direction, and a first insulating layer. At least a portion of a first touch electrode located in the bending area includes first sub-touch electrodes; and the first direction intersects with the second direction. The first insulating layer has a plurality of via holes. Among the first sub-touch electrodes included in the first touch electrode, any two adjacent first sub-touch electrodes are located on two opposite sides of the first insulating layer, and any two adjacent first sub-touch electrodes are electrically connected through at least one via hole in the first insulating layer.
    Type: Grant
    Filed: March 12, 2020
    Date of Patent: April 5, 2022
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yangpeng Wang, Weinan Dai, Xucong Wang, Xianghua Nan, Yuanyuan Chai
  • Publication number: 20210294461
    Abstract: A touch substrate, a preparation method and a driving method thereof, and a touch display panel are provided. The touch substrate includes a planar part and at least a bending part. The bending part extends from an edge of the planar part and is bent to a side of the planar part. The planar part is provided with a main touch module having a double-layer electrode structure, and the bending part is provided with a side touch module having a single-layer electrode structure.
    Type: Application
    Filed: June 11, 2020
    Publication date: September 23, 2021
    Inventors: Yangpeng WANG, Zhenhua ZHANG, Yuanyuan CHAI, Xucong WANG
  • Publication number: 20210208736
    Abstract: A touch structure has a bending area and a non-bending area, and the bending area has a first center line parallel to a first direction. The touch structure includes: a plurality of first touch electrodes extending in the first direction and sequentially arranged in a second direction, and a first insulating layer. At least a portion of a first touch electrode located in the bending area includes first sub-touch electrodes; and the first direction intersects with the second direction. The first insulating layer has a plurality of via holes. Among the first sub-touch electrodes included in the first touch electrode, any two adjacent first sub-touch electrodes are located on two opposite sides of the first insulating layer, and any two adjacent first sub-touch electrodes are electrically connected through at least one via hole in the first insulating layer.
    Type: Application
    Filed: March 12, 2020
    Publication date: July 8, 2021
    Inventors: Yangpeng WANG, Weinan DAI, Xucong WANG, Xianghua NAN, Yuanyuan CHAI
  • Patent number: 11016624
    Abstract: The present disclosure provides a touch display panel and a manufacturing method thereof and a display device, the touch display panel includes a first substrate and a second substrate arranged oppositely, light emitting units are arranged on the first substrate, each light emitting unit includes a first electrode, a light emitting layer and a second electrode which are arranged in sequence along a direction away from the first substrate; a touch control layer is arranged on the second substrate and includes a first touch pattern and a second touch pattern, the second touch pattern is located on a side of the first touch pattern distal from the second substrate, auxiliary electrodes are arranged on the second substrate, the auxiliary electrodes are spaced apart from the second touch pattern and arranged in a same layer as the second touch pattern, the auxiliary electrodes are in electrical contact with the second electrodes.
    Type: Grant
    Filed: October 28, 2019
    Date of Patent: May 25, 2021
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yangpeng Wang, Haihong Zheng, Zhenhua Zhang, Yingsong Xu, Guoqiang Ma, Yuanyuan Chai