Patents Assigned to Wuhan China Star Optoelectronics Technology Co., Ltd.
  • Patent number: 11927790
    Abstract: The present application discloses a backlight module and a display device. The backlight module includes a substrate and a light guide layer, the substrate has a plurality of light sources; the light guide layer is a patterned structure, and the patterned structure can change a light transmittance of the light guide layer from directly above the light sources to gaps between the light sources. The display device includes the backlight module.
    Type: Grant
    Filed: August 18, 2021
    Date of Patent: March 12, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yong Yang, Guowei Zha
  • Publication number: 20240077776
    Abstract: Embodiments of the present disclosure disclose a driving substrate, a display panel, and a manufacturing method of the driving substrate. In the driving substrate, a first electrode is connected to a first thin film transistor; a photosensitive diode includes a first semiconductor layer and an intrinsic semiconductor layer sequentially disposed on the first electrode, the intrinsic semiconductor layer wraps the first semiconductor layer and the first electrode; and a second conductive layer is disposed on the photosensitive diode. The second conductive layer includes a second electrode, and the second electrode covers the photosensitive diode.
    Type: Application
    Filed: March 17, 2021
    Publication date: March 7, 2024
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventors: Jiyue SONG, Fei AI
  • Publication number: 20240077767
    Abstract: Disclosed in the present disclosure is a display module and a display apparatus, wherein the orthographic projection region of the sealant on the display panel is located within the orthographic projection region of the second ink layer on the display panel, and the distance between the edge of the sealant and the edge of the second ink layer is greater than or equal to 0.1 mm, so as to prevent the small molecular oily organic substance precipitated from the sealant from diffusing to the surface of the first ink layer and improve the quality problems such as ungluing, dehiscing of the display module.
    Type: Application
    Filed: March 14, 2022
    Publication date: March 7, 2024
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventors: Wei ZHOU, Gege ZHOU, Dong TIAN, Yuyang HUANG
  • Publication number: 20240077659
    Abstract: An anti-peeping film and a display device are provided. The anti-peeping film includes multiple anti-peeping layers. Each anti-peeping layer includes light-blocking portions and light-transmissive portions. The light-blocking portions are arranged in parallel. Each light-transmissive portion is connected between adjacent two light-blocking portions. The anti-peeping film includes multiple anti-peeping layers, each anti-peeping layer includes multiple equidistant light-blocking portions and multiple light-transmissive portions, a ratio of a width of the light-blocking portion in an arrangement direction to a width of the light-transmissive portion in the arrangement direction ranges from 0.045:1 to 0.088:1. Accordingly, a proportion of the area occupied by the light-transmissive portions is increased, leading to an enhancement in the light transmittance of the anti-peeping film. The presence of the light-blocking portions guarantees the light-blocking effect of the anti-peeping film.
    Type: Application
    Filed: August 30, 2023
    Publication date: March 7, 2024
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventor: Guangkun LIU
  • Publication number: 20240077764
    Abstract: The present application provides a dimming layer for a display module and the display module, wherein a side surface of the dimming layer is formed with nano-pillars arranged in an array, and wherein the dimming layer is configured to pass through incident light perpendicular to a surface of the dimming layer and is configured to absorb incident light not perpendicular to the surface of the dimming layer. A light propagation direction is modulated by the dimming layer to achieve adjustment between wide and narrow viewing angles.
    Type: Application
    Filed: April 20, 2021
    Publication date: March 7, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Wei CHENG, Mei LIU
  • Publication number: 20240069383
    Abstract: The present application discloses a backlight module and a display device, backlight module includes a substrate, a plurality of light sources, a plurality of barrier wall units and a light adjusting layer. The substrate includes a plurality of function regions and a plurality of non-function regions. Each of the function regions includes at least one light source. The barrier wall units are disposed in non-function regions. The light adjusting layer includes a plurality of patterned light adjusting units disposed to correspond to the function regions. The patterned light adjusting units with the barrier wall units can improve entire light emission brightness of the backlight module to achieve even light emission of an entire surface.
    Type: Application
    Filed: March 17, 2022
    Publication date: February 29, 2024
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventors: Yong YANG, Fancheng LIU, Guowei ZHA
  • Publication number: 20240069369
    Abstract: A display device and a dimming device are provided. A dimming layer is located between a first polarizer and a second polarizer whose transmission axes are parallel to each other. When the display device is in a first display mode, long axes of the liquid crystal molecules distributed in the first polymer network are arranged along the second direction, and long axis of the liquid crystal molecules distributed in the second polymer network are arranged along the third direction. The third direction and the second direction respectively point to opposite sides of a normal line of the first polarizer.
    Type: Application
    Filed: December 22, 2021
    Publication date: February 29, 2024
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventors: Rui HE, Xindong MEI, Wenlong YE, Qian DENG, Wei CHENG
  • Publication number: 20240071125
    Abstract: A display panel and a method of manufacturing the same are provided. The display panel includes a fingerprint recognition layer, a light path layer, and a display panel main body. The fingerprint recognition layer includes a plurality of transistors disposed in an array and a plurality of photosensors electrically connected to the plurality of transistors. Active layer patterns of the transistors and photosensitive layer patterns of the photosensors are disposed at a same layer. The amorphous silicon layers of the transistors and the photosensors are made in a single process, thereby reducing the photomask and manufacturing process.
    Type: Application
    Filed: December 15, 2021
    Publication date: February 29, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Jiyue Song
  • Publication number: 20240071964
    Abstract: The present disclosure provides a display panel and a display device. The display panel includes an array substrate, a bonding area of the array substrate is provided with a plurality of bonding pads and a driving chip. A first area of the driving chip is at least provided with a plurality of first dummy terminals. A height difference caused by warping of driving terminals can be compensated by the first dummy terminals, thereby avoiding a phenomenon of shallow conduction. An insulation protective layer is provided on a part of the array substrate which is corresponding to the first dummy terminals, thereby preventing metal wirings from extrusion damage.
    Type: Application
    Filed: December 20, 2021
    Publication date: February 29, 2024
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventors: Shuya DONG, Bo LIU, Qiang GONG
  • Publication number: 20240071331
    Abstract: A multiplexed display panel and device and a driving method for the multiplexed display panel are provided. At the moment when a switching switch is turned on, a potential of a fanout line corresponding to a data line connected to sub-pixels, into which an data signal is input, is adjusted to the same level as a potential of the data line as much as possible, and a potential difference between each fanout line and the corresponding data line is relatively small at the moment when the switching switch is turned on, so that an instantaneous current at this moment is greatly reduced without causing relatively large jump of the potential of the data line, a common electrode and back-plated indium tin oxide (ITO) greatly fluctuate, and then the surface noise generated by the display panel is turned on is greatly reduced.
    Type: Application
    Filed: December 20, 2021
    Publication date: February 29, 2024
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventors: Jian TAO, Shuai FENG, Yafeng LI, Zhong PENG, Jian HE
  • Patent number: 11915078
    Abstract: A display panel, a display screen, and an electronic apparatus are provided. Wherein, the display panel includes a first limiting part and a second limiting part, wherein the first limiting part and the second limiting part are configured to limit an identification pattern within a preset region; a first sealing part disposed between the first limiting part and the second limiting part and disposed on a first side of the identification pattern; and a first vacuum area disposed on a second side of the identification pattern.
    Type: Grant
    Filed: July 21, 2020
    Date of Patent: February 27, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO. LTD.
    Inventor: Pengfei Yu
  • Publication number: 20240062730
    Abstract: Disclosed are a backlight module and a display panel. The backlight module has a plurality of light-emitting unit groups. Each of the light-emitting unit groups has a plurality of light-emitting units. The plurality of light-emitting units are arranged in an array.
    Type: Application
    Filed: September 6, 2021
    Publication date: February 22, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Peng Tu
  • Patent number: 11908374
    Abstract: A demultiplexer is provided. The demultiplexer includes a plurality of demultiplexer units. Each of the demultiplexer units includes two first type thin film transistors sharing a source electrode, and two second type thin film transistors are disposed between two of the demultiplexer units adjacent to each other. Space utilization of the demultiplexer is improved. A display panel and a display device having the demultiplexer are also provided.
    Type: Grant
    Filed: August 28, 2020
    Date of Patent: February 20, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Wenqiang Yu
  • Patent number: 11906886
    Abstract: A display system includes a display module, a projection component, and a projection bearing component. The projection component is disposed with respect to a display side defined by a second liquid crystal panel. The projection bearing component is disposed with respect to a side of the projection component away from the display module. The projection component is configured to project a display image of the second liquid crystal panel onto the projection bearing component.
    Type: Grant
    Filed: March 31, 2021
    Date of Patent: February 20, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Zheng Zhou, Suimang Song
  • Publication number: 20240055439
    Abstract: A display panel and a display device are disclosed. The display panel includes bonding pads placed in the bonding region, a driving chip, and a conductive resin connected to the bonding pads. The driving chip comprises a first region close to the display region and a second region away from the display region. The second region has a plurality of driving terminals. The driving terminals and the corresponding bonding pads are one-by-one electrically connected to each other. The thickness of at least a part of the conductive resin corresponding to the first region is set to be greater than the thickness of the conductive resin corresponding to the second region to compensate the height difference caused by the raise of the driving terminals when the driving chip is bonded. This ensures that the driving chip could be well bonded on the display panel and avoids the shallow donor conductivity.
    Type: Application
    Filed: October 12, 2021
    Publication date: February 15, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Shuya Dong, Bo Liu, Qiang Gong
  • Publication number: 20240056670
    Abstract: An in-vehicle display device is provided. The in-vehicle display device includes a display panel including a non-display light transmissive area and a display area located on a periphery of the non-display light transmissive area, and an infrared sensing component located on a back side of a light emergence surface of the display panel, disposed corresponding to the non-display light transmissive area, and configured to receive infrared, wherein an infrared transmittance of the non-display light transmissive area of the display panel is greater than an infrared transmittance of the display area of the display panel.
    Type: Application
    Filed: November 30, 2021
    Publication date: February 15, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Hongzhu Liu, Song Li, Fancheng Liu, Teng Wu
  • Publication number: 20240055535
    Abstract: A thin film transistor and a display panel are provided. A first dimension of a first transmission portion electrically connected to a source heavily-doped portion is different from a second dimension of a second transmission portion electrically connected to a drain heavily-doped portion, so that an intensity of an electric field of carriers transmitted by the transmission portion corresponding to the larger one of the first dimension or the second dimension is smaller when the thin film transistor is turned on, thereby reducing the bombardment effect of the carriers on a source or a drain and improving the stability of thin film transistor.
    Type: Application
    Filed: August 6, 2021
    Publication date: February 15, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Hong CHENG, Chao TIAN, Yanqing GUAN, Guanghui LIU
  • Publication number: 20240053843
    Abstract: A touch display panel and a display device are provided. The touch display panel includes transmission wirings, data lines, touch traces, and a first time-sharing transmission unit. By connecting an input terminal of the first time-sharing transmission unit to the transmission wiring, connecting a first output terminal of the first time-sharing transmission unit to the data line, and connecting a second output terminal of the first time-sharing transmission unit to the touch trace, one data line and one touch trace can be integrated into one transmission wiring to reduce occupation space of a non-display region.
    Type: Application
    Filed: March 4, 2022
    Publication date: February 15, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Bo Liu, Qiang Gong
  • Publication number: 20240054941
    Abstract: A Gate Driver on Array (GOA) circuit and a display panel are provided. The GOA circuit includes a plurality of cascaded GOA units. An Nth stage GOA unit includes a pull-up control circuit, a pull-up output circuit and a scan direction control circuit. The scan direction control circuit can be controlled by the clock signal to realize the alternating forward and backward scanning. The output terminal of the scan direction control circuit is connected with the output terminal of the pull-up control circuit, and the output terminal potential of the pull-up control circuit can be alternately changed.
    Type: Application
    Filed: June 1, 2021
    Publication date: February 15, 2024
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventor: You PAN
  • Patent number: 11901469
    Abstract: The present disclosure provides a photodiode, a manufacturing method thereof, and a display screen. The photodiode includes: a first electrode including a first sub-part and a second sub-part disposed at an interval, wherein the second sub-part includes a first end and a second end; a connecting part disposed on the first sub-part, the first end, and a substrate corresponding to a gap between the first sub-part and the second sub-part; and a light converting part and a second electrode disposed on the second end in sequence.
    Type: Grant
    Filed: June 12, 2020
    Date of Patent: February 13, 2024
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventors: Li Hu, Tengteng Shi, Guowei Zha, Wei Luo