Patents Assigned to BOE Technology
  • Publication number: 20250098471
    Abstract: A display panel includes a first subpixel region configured to emit light of a first color, a second subpixel region configured to emit light of a second color, and a third subpixel region configured to emit light of a third color. The display panel includes a first light-emitting diode including a first light emitting layer, a second light emitting diode including a second light emitting layer, and a third light-emitting diode including a third light emitting layer. The second light emitting layer and the third light emitting layer are spaced apart from each other. At least a first portion of the first light emitting layer and the third light emitting layer are parts of a unitary layer continuously extending from the third subpixel region to at least a first portion of the first subpixel region. The third subpixel region is smaller than the second subpixel region.
    Type: Application
    Filed: December 20, 2022
    Publication date: March 20, 2025
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Guang Yan, Linlin Wang, Jinglu Bai
  • Publication number: 20250095590
    Abstract: A shift register includes a shift module configured for causing the cascade signal output end to output a cascade signal in response to a signal of the input signal end; an reverse output module configured for causing the reverse signal output end to output a signal reverse to the cascade signal output end in response to a signal of the cascade signal output end; a latch module configured for causing an output end of the latch module to output a control signal of the masking signal end in response to signals of the cascade signal output end and the reverse signal output end of a previous level; and a selection output module configured for providing a signal of the first power supply end or the second power supply end to the driving signal output end in response to a signal of the output end of the latch module.
    Type: Application
    Filed: December 20, 2022
    Publication date: March 20, 2025
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Wenbo Chen, Ziyang Yu, Mengqi Wang, Tiaomei Zhang, Erjin Zhao, Quanyong Gu, Tianyi Cheng, Jianpeng Wu, Zhiliang Jiang, Ming Hu
  • Publication number: 20250098080
    Abstract: Provided is a display device. The display device includes: a flexible display panel, including a planar display portion, a rollable display portion, and a non-display fixed portion, wherein the rollable display portion is disposed between the planar display portion and the non-display fixed portion; a first housing, fixedly connected to the planar display portion; a second housing, slidably connected to the first housing; a reel, wherein both ends of the reel are connected to a side of the support housing, and the rollable display portion is wound over the reel; a connecting plate, disposed between the support housing and the rear cover and fixedly connected to the non-display fixed portion; a tension assembly, connected to the first housing and the connecting plate; and a slide support assembly, disposed between the connecting plate and the rear cover.
    Type: Application
    Filed: October 28, 2022
    Publication date: March 20, 2025
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Zongyuan WANG, Hong ZHU, Junhuan LIU
  • Publication number: 20250098493
    Abstract: Provided is a display panel. The display panel includes: a base substrate; a plurality of sub-pixels disposed on the base substrate, wherein each of the plurality of sub-pixels includes a light-emitting region, wherein an orthographic projection of the light-emitting region on the base substrate is in an elongated-structure shape, a length of the elongated-structure in a first direction is different from a length of the elongated-structure in a second direction; and a plurality of microlens structures disposed on a side, away from the base substrate, of the plurality of sub-pixels and in one-to-one correspondence to the plurality of sub-pixels, wherein an orthographic projection of each of the plurality of microlens structures on the base substrate covers an orthographic projection of the light-emitting region of the corresponding sub-pixel on the base substrate.
    Type: Application
    Filed: February 1, 2023
    Publication date: March 20, 2025
    Applicants: Yunnan Invensight Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventor: Zongshun YANG
  • Publication number: 20250095523
    Abstract: Embodiments of the present disclosure provide a compensating method and apparatus for a display panel, and a display device. The method includes: acquiring sensing voltages of a target sub-pixel and a sub-pixel set, where the sub-pixel set includes a plurality of first sub-pixels, and the first sub-pixels are disposed within a set range around the target sub-pixel and have the same color as the target sub-pixel; determining, based on the sensing voltages of the target sub-pixel and the sub-pixel set, whether the target sub-pixel belongs to a defective pixel; replacing the sensing voltage of the target sub-pixel by a sensing voltage of a normal pixel in the sub-pixel set if the target sub-pixel belongs to the defective pixel; and electrically compensating the target sub-pixel based on the replaced sensing voltage.
    Type: Application
    Filed: January 6, 2023
    Publication date: March 20, 2025
    Applicants: Hefei BOE Joint Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Song MENG, Wenchao BAO, Cheng XU, Miao LIU
  • Publication number: 20250098299
    Abstract: Provided is an array substrate. The array substrate includes a substrate, comprising a display region and a peripheral region surrounding the display region, the peripheral region at least including a gate-driver-on-array (GOA) region extending in a first direction; a plurality of thin film transistors, the plurality of thin film transistors being disposed at least in the GOA region; and a plurality of first patterns, wherein the plurality of first patterns are disposed at least on one side of the GOA region, the plurality of first patterns are spaced apart from the GOA region in the first direction, and a plurality of first patterns disposed on a same side of the GOA region are arranged in an array.
    Type: Application
    Filed: September 26, 2022
    Publication date: March 20, 2025
    Applicants: Chongqing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Guodong YANG, Xiaoyuan WANG, Hui GUO, Chen XU, Bin WAN, Junming CHEN, Yan LIU, Xun PU, Yuanyuan ZHU
  • Publication number: 20250095521
    Abstract: An adaptive control device includes one or more processors; one or more sensors coupled to the one or more processors; and one or more power sources coupled to the one or more processors. The one or more power sources are coupled to a display panel. The one or more sensors include a plurality of photosensors configured to detect ambient light intensities at a plurality of sampling orientations with respect to one or more view zones, respectively; and one or more position sensors configured to detect a reference angular position of the adaptive control device. The one or more processors are configured to determine a true orientation from which ambient light intensity signals are detected at a respective time point based on information on the plurality of sampling orientations with respect to one or more view zones, respectively, and the reference angular position of the adaptive control device.
    Type: Application
    Filed: January 12, 2023
    Publication date: March 20, 2025
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Jianwen Zhu, Binhua Sun, Feng Zi
  • Publication number: 20250095577
    Abstract: An array substrate is provided. The array substrate includes K number of reset signal lines respectively configured to provide reset signals to reset transistors in K columns pixel driving circuits of the array substrate. The K number of reset signal lines includes a plurality of third reset signal lines in (2k?1)-th columns of K columns, K and k being positive integers, 1?k?(K/2); and a plurality of fourth reset signal lines in (2k)-th columns of the K columns.
    Type: Application
    Filed: November 26, 2024
    Publication date: March 20, 2025
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Tinghua Shang, Biao Liu, Siyu Wang, Yuge Chu, Yi Zhang
  • Publication number: 20250098479
    Abstract: A display substrate is provided. The display substrate includes a planarization layer; a light emitting element on the planarization layer, including a first electrode, an organic layer on the first electrode, and a second electrode on a side of the organic layer away from the first electrode; an auxiliary electrode in a layer different from the second electrode; one or more first connecting structures electrically connecting the auxiliary electrode with the second electrode, respectively; and one or more second connecting structures electrically connecting the auxiliary electrode with the second electrode, respectively; wherein a respective first connecting structure of the one or more first connecting structures includes a conductive channel including a sintered conductive material; and the conductive channel is absent in the one or more second connecting structures.
    Type: Application
    Filed: February 28, 2023
    Publication date: March 20, 2025
    Applicants: Hefei BOE Joint Technology Co.,Ltd., BOE Technology Group Co., Ltd.
    Inventors: Can Yuan, Yongqian Li, Cheng Xu, Dandan Zhou, Ning Liu
  • Publication number: 20250095564
    Abstract: Provided is a display device. The display device includes: a display panel and a control assembly; wherein the display panel includes a base substrate, a plurality of first color light-emitting units, and a sensing unit, wherein the sensing unit is electrically connected to the plurality of first color light-emitting units to acquire a plurality of sensing values; the control assembly is electrically connected to the sensing unit, and configured to acquire a plurality of rearranged sensing values by rearranging the plurality of sensing values; and the control assembly is further configured to adjust the plurality of first color light-emitting units in the display panel based on the plurality of rearranged sensing values.
    Type: Application
    Filed: November 25, 2022
    Publication date: March 20, 2025
    Applicants: Hefei BOE Joint Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Xuehuan FENG, Song MENG
  • Publication number: 20250095536
    Abstract: Provided is a pixel drive circuit. The pixel drive circuit includes a plurality of scan drive circuits transmitting gate drive signals to pixels, a plurality of emission drive circuits transmitting emission control signals to the pixels, a plurality of compensation drive circuits transmitting compensation signals to the pixels, and a plurality of reset drive circuits transmitting reset signals to the pixels, which are all cascaded in a pixel column direction. In addition, the scan drive circuit, the emission drive circuit, the compensation drive circuit, and the reset drive circuit corresponding to the same row of pixels are arranged sequentially along a pixel row direction, the scan drive circuit being disposed farthest away from the pixels. Moreover, among signal lines coupled to the pixel drive circuit, a plurality of signal lines is overlapped with each other, and cutouts are provided at the overlapping portions of the plurality of signal lines.
    Type: Application
    Filed: November 23, 2022
    Publication date: March 20, 2025
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Donghui ZHAO, Pan XU, Ying HAN, Xing ZHANG, Chengyuan LUO, Guangshuang LV, Xing YAO, Dandan ZHOU, Miao LIU
  • Publication number: 20250095545
    Abstract: A method for compensating a display panel includes: acquiring a first detection data set, the first detection data set including first detection data of the plurality of sub-pixel units; acquiring pre-stored position information of abnormal sub-pixel units, the position information being used to indicate positions of sub-pixel units whose display are abnormal; replacing first detection data of a first abnormal sub-pixel unit in the first detection data set based on first detection data of a target sub-pixel unit, so as to acquire a second detection data set, the target sub-pixel unit being at least one normal sub-pixel unit adjacent to the first abnormal sub-pixel unit among the plurality of sub-pixel units, and the first abnormal sub-pixel unit being any of the sub-pixel units indicated by the position information; and compensating data voltages of the plurality of sub-pixel units according to the second detection data set.
    Type: Application
    Filed: January 5, 2023
    Publication date: March 20, 2025
    Applicants: Hefei BOE Joint Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Pengfei YIN, Min HE, Miao LIU, Cheng XU
  • Publication number: 20250098522
    Abstract: An emissive material is provided. The emissive material has a molecular structure formula of (D)m-(A)q-(D)m?. D stands for a donor moiety of a molecule of the emissive material configured as an electron donating part of the molecule upon excitation, D being a part of the molecule where at least one occupied orbital of the molecule is distributed. A stands for an acceptor part of the molecule of the emissive material configured as an electron accepting part of the molecule upon excitation, A being a part of the molecule where at least one unoccupied orbital of the molecule is distributed. m and m? are positive integers greater than 0. q is a positive integer greater than 1.
    Type: Application
    Filed: December 5, 2022
    Publication date: March 20, 2025
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Mingfeng Tan, Xuan Li, Tongzhi Liu
  • Publication number: 20250093720
    Abstract: The present disclosure provides a display panel. The display panel includes a base substrate, a first conductive layer and an active layer that are stacked in sequence. The first conductive layer includes a plurality of gate signal lines. The gate signal line includes a body part and a plurality of additional parts. An orthographic projection of the body part on the base substrate extends along a first direction. The plurality of additional parts are distributed at intervals in the first direction and coupled to a side of the body part in a second direction. The additional part is used to form a gate of a driving transistor. The active layer includes a plurality of active structures disposed corresponding to the plurality of additional parts. Orthographic projections of the plurality of active structures on the base substrate are separated from each other.
    Type: Application
    Filed: October 28, 2022
    Publication date: March 20, 2025
    Applicants: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Peipei WANG, Ruomei BIAN, Yong ZHANG, Jian WANG, Yao BI, Honggui JIN, Zhilong DUAN, Yang LIU, Jiulei ZHOU, Donghua ZHANG, Yue YANG
  • Publication number: 20250098483
    Abstract: Provided is a display panel. The display panel includes a base substrate, a first electrode, a light-emitting layer, a protective layer, and a second electrode which are sequentially laminated on a side of the base substrate. A side of the light-emitting layer away from the base substrate is embedded with a target particle, and a gap in communication with the side of the light-emitting layer away from the base substrate is defined between the light-emitting layer and the target particle. The protective layer at least includes a first portion insulated from both the first electrode and the second electrode. The first portion fills the gap.
    Type: Application
    Filed: April 17, 2023
    Publication date: March 20, 2025
    Applicants: Hefei BOE Joint Technology Co., Ltd., BOE Technology Group Co., Ltd., Beijing BOE Technology Development Co., Ltd.
    Inventors: Xinxin WANG, Xiang WAN, Xinyu LI, Cheng XU, Dandan ZHOU, Ningning WANG
  • Publication number: 20250093914
    Abstract: Provided is a support, including a flexible support layer and a plurality of support strips. The flexible support layer has a first surface and a second surface opposite to each other. The second surface is configured to support a flexible display panel. The flexible support layer includes a slidable-rollable region and a planar support region adjacent to each other. The plurality of support strips are disposed on the first surface and in the slidable-rollable region, and the plurality of support strips are successively arranged along a first direction away from the planar support region. The first direction is parallel to the first surface and intersected with a lengthwise direction of the support strip.
    Type: Application
    Filed: October 14, 2022
    Publication date: March 20, 2025
    Applicant: BOE Technology Group Co., Ltd.
    Inventor: Xinqi LIN
  • Publication number: 20250098506
    Abstract: A display apparatus, including: a display panel; a supporting layer, provided on a backlight side of the display panel; a circuit board, provided on a side of the supporting layer away from the display panel; and a shielding layer, overlaid on a side of the circuit board away from the display panel and including a first insulation layer and a conductive layer. The conductive layer includes a shielding portion and a leading-out portion; the first insulation layer exposes at least partial region of the leading-out portion; an orthographic projection of the shielding portion on the display panel is located within an orthographic projection of the circuit board on the display panel; an orthographic projection of the leading-out portion on the display panel is located outside the orthographic projection of the circuit board on the display panel; the leading-out portion is electrically connected to the supporting layer.
    Type: Application
    Filed: July 4, 2022
    Publication date: March 20, 2025
    Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Chang LIU, Jiaxiang WANG, Xinqi LIN, Jie YANG, Yaqi LI, Binfeng FENG, Yanli WANG
  • Patent number: 12254829
    Abstract: In a pixel circuit, a first reset transistor is coupled between a gate of a drive transistor and an initialization signal terminal, and a gate of the first reset transistor is coupled to a reset control terminal; a compensation transistor is coupled between the gate and a first electrode of the drive transistor, and a gate of the compensation transistor is coupled to a first scan control terminal; a data writing transistor is coupled between a second electrode of the drive transistor and a data signal terminal, and a gate of the data writing transistor is coupled to a second scan control terminal; a first light emitting control transistor is coupled between the second electrode of the drive transistor and a first power supply terminal, and a gate of the first light emitting control transistor is coupled to a light emitting control terminal.
    Type: Grant
    Filed: May 30, 2022
    Date of Patent: March 18, 2025
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Yonglin Guo, Jingwen Zhang, Tingliang Liu
  • Patent number: 12253769
    Abstract: The present disclosure relates to the field of micro-nano devices, and discloses a micro-nano device, a manufacturing method, and a display device. The micro-nano device includes a micro-nano structural cell; wherein the micro-nano structural cell includes a substrate provided with a light incident surface and a light emergent surface which are oppositely disposed; a first electrode layer, a second electrode layer, a tunable dielectric layer and an absorbing layer.
    Type: Grant
    Filed: June 24, 2022
    Date of Patent: March 18, 2025
    Assignees: Beijing BOE Technology Development Co., Ltd., BOE Technology Group Co., Ltd.
    Inventor: Jian Zhou
  • Patent number: 12253781
    Abstract: An array substrate includes a first substrate, a switch layer group, an insulation layer group and a reflective layer. The switch layer group includes switch units and first shading layers, the first shading layers being spaced apart, the first shading layer being disposed on a same layer and of a same material as one layer in the switch unit. The insulating layer group is provided with a plurality of first protrusions on a surface away from the first substrate. The reflective layer is provided with a plurality of second protrusions on a surface away from the first substrate. An orthographic projection of the first protrusion on the first substrate is within an orthographic projection of the second protrusion on the first substrate, and an orthographic projection of the first shading layer on the first substrate is within an orthographic projection of the reflective layer on the first substrate.
    Type: Grant
    Filed: April 27, 2022
    Date of Patent: March 18, 2025
    Assignees: Hefei BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Zhaofan Liu, Wei Xue, Xianxue Duan, Hongmin Li