Patents Assigned to Shenzhen China Star Optoelectronics Technology Co., Ltd.
  • Patent number: 11194182
    Abstract: A collision machine for simulating collisions and a method of simulating collisions. The collision machine includes at least two collision units, each of the collision units comprising a housing, support structures, and at least two collision bodies. The support structures are located on two opposite surfaces of the housing for fixing a liquid crystal panel. The collision bodies are located below the support structures, and top surfaces of the collision bodies are in contact with a display surface of the liquid crystal panel for applying repeated impacts to the liquid crystal panel to generate bubbles in the liquid crystal panel by the repeated impacts. Each the collision bodies comprises a closed casing, a collision body located inside the casing, and a driving device for generating the repeated impacts.
    Type: Grant
    Filed: February 15, 2019
    Date of Patent: December 7, 2021
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventors: Bangyin Peng, Tienchun Huang
  • Patent number: 11145836
    Abstract: An OLED display device and a manufacturing method for the same are provided. The OLED display device includes a substrate, an organic light-emitting layer, a first encapsulation layer, a color filter layer, and a second encapsulation layer. Wherein the organic light-emitting layer is disposed on the substrate, the first encapsulation layer covers a surface of the organic light-emitting layer, the color filter layer is disposed on the first encapsulation layer, and the second encapsulation layer covers a surface of the color filter layer. In the present invention, the first encapsulation layer functions as a substrate of the color filter layer and is encapsulated by the first encapsulation layer and the second encapsulation layer, so that the CF substrate is omitted, the thickness of the entire display device is reduced, and flexibility is achieved.
    Type: Grant
    Filed: May 22, 2018
    Date of Patent: October 12, 2021
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Jiangjiang Song
  • Patent number: 11127761
    Abstract: The present invention teaches a TFT array substrate, including a substrate; a first metallic layer disposed on the substrate; a gate insulation layer disposed on the first metallic layer and the substrate, where the gate insulation layer includes a level section above the first metallic layer and a pair of step sections respectively connected to lateral sides of the level section; a second metallic layer disposed on the level section, where an area of the second metallic layer's vertical projection onto the top side of the substrate is smaller than an area of the level section's top side; and a protection layer disposed on the second metallic layer and the gate insulation layer. As the second metallic layer is withdrawn for a distance from the level section's circumference, the protection layer is not required to rise continuously, and the protection layer is less prone to broken film and oxidization.
    Type: Grant
    Filed: August 31, 2018
    Date of Patent: September 21, 2021
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Yang Zhao
  • Patent number: 11119346
    Abstract: An IPS display panel is disclosed. The panel includes an array substrate and a color filter substrate disposed in parallel and oppositely; and a liquid crystal layer disposed there between; wherein the array substrate includes a base substrate, a pixel electrode, an insulation layer, and a common electrode, the base substrate includes multiple data lines deposed in parallel and at intervals, the base substrate is disposed in parallel with and opposite to the color filter substrate, the pixel electrode is located at a surface of the base substrate facing the color filter substrate, the insulation layer covers a surface of the pixel electrode away from the base substrate, the common electrode is located on a surface of the insulation layer away from the pixel electrode; wherein the color filter substrate includes a first surface facing the array substrate, and providing with multiple touch receiving electrodes corresponding to the data lines.
    Type: Grant
    Filed: August 31, 2018
    Date of Patent: September 14, 2021
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Lizhi Sun, Xiangyang Xu
  • Patent number: 11114476
    Abstract: A manufacturing method of a TFT array substrate is provided, comprising: depositing and forming a gate and a gate scanning line; depositing sequentially a gate insulating layer, an active layer and a second metal layer; depositing and forming a first photoresist layer and a second photoresist layer on the second metal layer; first photoresist layer comprising a first-stage photoresist layer, second-stage photoresist layer and third-stage photoresist layer with increasing thickness, the first-stage photoresist layer being in the middle of the first photoresist layer and a channel being formed; ashing to remove first-stage photoresist layer, forming a source and a drain by etching; and ashing to remove the second-stage photoresist layer, and then depositing a passivation layer as a whole; stripping third-stage photoresist layer and second photoresist layer, depositing and forming a pixel electrode and a common electrode.
    Type: Grant
    Filed: June 11, 2018
    Date of Patent: September 7, 2021
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Chuanbao Luo, Jiangbo Yao
  • Patent number: 11113795
    Abstract: An image edge processing method is disclosed. The method includes steps of: extracting a brightness component from an input image; calculating an edge probability value mp of each pixel in the image according to the extracted brightness component; calculating an enhancement coefficient A for each pixel based on the edge probability value mp; performing a noise detection according to the brightness component, and determining if each pixel in the image is a noise point; when the pixel is not a noise point, performing a logarithmic processing to the pixel in order to obtain a data w; enhancing an edge of the image according to the ?, the w and the brightness component in order to obtain an enhanced brightness component data; and after performing a brightness component synthesis according to the enhanced brightness component data, outputting an enhanced image. An electronic device and computer readable storage medium are also disclosed.
    Type: Grant
    Filed: May 23, 2018
    Date of Patent: September 7, 2021
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Jiang Zhu, Bin Zhao, Yuhua Chang, Yu Wu
  • Patent number: 11114567
    Abstract: A manufacturing method of TFT substrate and a TFT substrate are provided. The method provides a dual-gate structure symmetrically disposed on both sides of active layer, which prevents TFT threshold voltage from changing and improve TFT conduction state switching; by first manufacturing the active layer before the gate insulating layer to make the insulating layer directly grow on active layer, the contact interface between the gate insulating layer and active layer is improved, leading to further improving TFT conduction state switching. The TFT substrate makes the gate located between the source and the pixel electrode in vertical direction, and the dual-gate is symmetrically disposed on both sides of active layer to prevent TFT threshold voltage from changing and improve TFT conduction state switching, as well as improve the contact interface between the gate insulating layer and active layer, leading to further improving TFT conduction state switching.
    Type: Grant
    Filed: February 19, 2019
    Date of Patent: September 7, 2021
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Zhichao Zhou, Hui Xia
  • Patent number: 11111574
    Abstract: The invention provides a vapor deposition apparatus, comprising: a heating source, a crucible lid, a first crucible, a second crucible, a moving part, and a bracket. The first and second crucibles and moving part are disposed under the crucible lid; the first crucible is fixed on the bracket; and the first crucible and the second crucible each comprises an inner sidewall, an outer sidewall and a bottom. The crucible lid is mounted on the outer sidewall of the first crucible, the second crucible is fixed to top surface of the moving part; projection of the inner sidewall of the first crucible in vertical direction is located outside the outer sidewall of the second crucible. The density of the heating wire in the first region corresponding to the position of the crucible lid and the first crucible is greater than the density of the second region below the first region.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: September 7, 2021
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Youyuan Kuang
  • Patent number: 11100826
    Abstract: Provided are an adjusting method of displaying images. The adjusting method use obtaining a coordinate of the defect of the images displayed by the display panel in the vertical lines and a type of the defect in the vertical lines, and adjusting grayscale value of the data signals of the pixels of one row by the timing controller corresponding to the coordinate of the defect of the vertical line in the outputted matrix of the pixels according to the type of the defect in the vertical lines, such that the voltage of the data signals outputted from the source driver to the pixels of the row is changed, and a brightness of the pixels of the row is the same as a brightness of the pixels of two adjacent rows.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: August 24, 2021
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Fengcheng Xu
  • Patent number: 11088346
    Abstract: The WOLED display panel includes a substrate, a WOLED array layer on the substrate, a thin-film encapsulation layer on the substrate and the WOLED array layer, and a CF layer inside the thin-film encapsulation layer. The thin-film encapsulation layer includes inorganic barrier layers and organic buffer layers. One of the inorganic batter layer has multiple pixel indentations on a side away from the substrate, each corresponding to and above a WOLED device. The CF layer is embedded in the pixel indentations. By having the CF layer inside the thin-film encapsulation layer, the encapsulation cover is omitted, the WOLED display panel's thickness is reduced, and the flexibility of the display panel is achieved. In addition, not only the encapsulation effect is not affected, but also the chroma and color gamut are guaranteed, manufacturing precision is enhanced, and production cost is reduced.
    Type: Grant
    Filed: September 12, 2018
    Date of Patent: August 10, 2021
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Hui Huang
  • Patent number: 11087985
    Abstract: The invention provides a manufacturing method of the TFT array substrate. Compared to existing 4M process, the invention changes the structural design of the semi-transmissive mask for the photoresist layer for patterning the source/drain metal layer and the semiconductor layer. The edge forms a reduced thickness edge portion, so that the edge of the photoresist layer is thinned, and thereby the width of the photoresist layer is easily reduced in subsequent processes, and the semiconductor layer at the edge of the metal wire structure is easily etched during dry etching, reducing the tailing problem of the active layer at edges of source/drain to achieve finer metal wire structure, and improve optical stability, electrical performance, aperture ratio, reliability, power consumption, and the overall performance of the TFT array substrate. The residual problem of amorphous and heavily doped silicon on source/drain edge in original process is solved or reduced.
    Type: Grant
    Filed: December 11, 2018
    Date of Patent: August 10, 2021
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Xiaodi Liu
  • Patent number: 11067729
    Abstract: A method for manufacturing a color resist is disclosed. According to the method, a mask is moved so that an alignment mark is aligned with marks of a black matrix layer respectively. Each color resist and a corresponding color block are formed on the black matrix layer by the mask, and a position of each color resist is checked according to a positional relationship between a corresponding color block and hollowed-out region. A distance between a first mark and a second mark and a distance between a first mark and a third mark are configured in such manner that the color blocks do not overlap with one another. Therefore, the color blocks do not overlap with one another while a size thereof does not change.
    Type: Grant
    Filed: May 2, 2017
    Date of Patent: July 20, 2021
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Qiming Gan
  • Patent number: 11063246
    Abstract: Provided are a manufacturing method of an organic light emitting diode back plate and the organic light emitting diode back plate. In the manufacturing method of an OLED back plate, pixel openings and light blocking grooves correspondingly above active layers are formed in a pixel definition layer. Then, OLED light-emitting functional layers are formed in the pixel openings and the black light shielding blocks completely covering the active layers are formed in the light shielding grooves by ink jet printing, thereby effectively preventing the TFT elements from being affected by the illumination and ensuring the characteristics of the TFT elements. The structure is simple and the production cost is low.
    Type: Grant
    Filed: September 19, 2018
    Date of Patent: July 13, 2021
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Xingyu Zhou
  • Patent number: 11056066
    Abstract: The present invention teaches a white balance method and device for a LCD panel. The method includes the following steps. Step S1 provides a LCD panel, including a mask-joint area and a non-mask-joint area outside the mask-joint area. The mask-joint area includes multiple first color resists arranged in an array, and the non-mask-joint area includes multiple second color resists arranged in an array. The first and second color resists are of different dimensions. Step S2 obtains a first white balance driving table for the mask-joint area and a second white balance driving table for the non-mask-joint area. Step S3 conducts white balance to the mask-joint area and non-mask-joint area using the first and second white balance driving tables, respectively. By applying different white balance driving tables to the mask-joint area and the non-mask-joint area, the white balance effect is improved, and the display quality of the LCD panel is enhanced.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: July 6, 2021
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Guangxing Xiao
  • Patent number: 11049883
    Abstract: The invention provides a COA type array substrate and a method for measuring via size on color-resist layer. The COA type array substrate is formed by designing a drain of the TFT comprising a drain body corresponding to a first via of the color-resist layer, and a first extending portion, a second extending portion and a third extending portion formed by outwardly protruding from edge of the drain body, able to improve the measurement accuracy of the size of the first via on the color-resist layer, thereby improving the production yield of the COA type array substrate.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: June 29, 2021
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Liyang An
  • Patent number: 11049888
    Abstract: The manufacturing method for TFT array substrate of the invention exposes the negative photoresist material on the passivation layer with a semi-transmissive mask to form a crosslinked portion, first and second uncrosslinked portion; then, performs the first development to remove the first uncrosslinked portion and forms a via on the passivation layer, performs the ashing treatment for thinning the negative photoresist material to expose the second uncrosslinked portion, performs the second development to remove the second uncrosslinked portion; deposits transparent conductive material on negative photoresist material and exposed passivation layer to form a pixel electrode on passivation layer, and finally removes the remaining negative photoresist material and the transparent conductive material with photoresist stripping solution.
    Type: Grant
    Filed: September 26, 2018
    Date of Patent: June 29, 2021
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Maoxia Zhu
  • Patent number: 11049478
    Abstract: The invention provides a display driving system having a master chip and a plurality of slave chips. The master chip marks a serial number of the storage unit buffering the display data of the corresponding region of an image frame in the N storage units when using the connected memory to buffer the display data of the corresponding region; when reading the display data of the corresponding region stored in a storage unit, marks the serial number of the read storage unit, generating a corresponding synchronization signal to transmit to each slave chip to control the display data of an image frame to be buffered synchronously to storage units of the same serial number in the plurality of memories, and control the master/slave chips to synchronously read respectively the display data of the image frame from the storage units with the same serial number in the connected memory.
    Type: Grant
    Filed: September 20, 2018
    Date of Patent: June 29, 2021
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Yanxuan Zheng
  • Patent number: 11049462
    Abstract: The present invention teaches a method for removing backlight mura. The method divides backlight into partitions, and divides each partition into units. The method then selects one of the partitions as a reference partition and selects the compensation values of the reference partition from all partitions. The method further calculates brightness difference values for all partitions other than the reference partition relative to the brightness of the reference partition. Finally, the method conduct brightness compensation to the other partitions based on the reference partition's compensation values, and the brightness difference values of the other partitions. The method may not only effectively eliminate backlight mura, but also allow the direct-lit backlight module to be thinner or of lower cost, and significant reduce storage requirement and logic resource.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: June 29, 2021
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Guangxing Xiao, Yuhong Fu
  • Patent number: 11049886
    Abstract: A thin film transistor array substrate includes: a substrate on which a thin film transistor and a storage capacitor are formed. The storage capacitor includes a first electrode plate formed on the substrate, a gate isolation layer or an etching stopper layer formed on the first electrode plate, and a second electrode plate formed on the gate isolation layer or the etching stopper layer. The etching stopper layer may be formed on the gate isolation layer, of which one is partially etched and removed such that there is only one of the gate isolation layer and the etching stopper layer existing between the two electrode plates of the storage capacitor so as to reduce the overall thickness of the isolation layer of the storage capacitor. Thus, the capacitor occupies a smaller area and a higher aperture ratio may be achieved.
    Type: Grant
    Filed: November 14, 2019
    Date of Patent: June 29, 2021
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Xiaowen Lv
  • Publication number: 20210191204
    Abstract: The present invention relates to a pixel structure and a display panel containing the same. The pixel structure includes a main area and a sub-area respectively provided with four domains, wherein the main area is located above the sub-area, and the main area and the sub-area are respectively connected with driving thin-film transistors (TFTs) for current charging; wherein a quantity of the driving thin-film transistors (TFTs) connected to the main area is greater than a quantity of the driving TFTs connected to the sub-area, such that a voltage of the main area is greater than a voltage of the sub-area. The invention provides a pixel structure which adopts a novel design of an 8-domain structure, which improves an aperture ratio thereof, thereby reducing the risk of becoming a bright spot.
    Type: Application
    Filed: April 23, 2019
    Publication date: June 24, 2021
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO. LTD.
    Inventors: Hui LI, Mengyang LIU