Patents by Inventor Yawei Liu

Yawei Liu 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: 20210367200
    Abstract: The present disclosure relates to display panels and display devices. A display panel has a display area and a package area surrounding the display area. The display panel includes a substrate and a package cover plate bonded to the substrate in the package area via a package material melted by laser irradiation. The display area is provided with at least one mounting hole having a hole wall, and at least a portion of the hole wall of the mounting hole is coated with the package material. A protective pattern layer disposed between at least a portion of a boundary of the package area and the mounting hole is further included for blocking at least a portion of a laser beam during a movement of the laser beam from the package area to the mounting hole.
    Type: Application
    Filed: January 11, 2019
    Publication date: November 25, 2021
    Inventors: Zhenhua XING, Jinqiang LIU, Jiamei DU, Yaoyan WU, Yawei LIU, Dongkun LIU
  • Publication number: 20210367201
    Abstract: Disclosed is a thin film packaging structure, a thin film packaging method, and a display panel. The thin film packaging structure (100) includes at least two laminated inorganic packaging layers (110, 130), an organic packaging layer (120) and an enhancing sealing structure (140). The organic packaging layer is disposed between two adjacent inorganic packaging layers (110, 130). The enhancing sealing structure (140) is disposed surrounding the organic packaging layer (120).
    Type: Application
    Filed: November 19, 2018
    Publication date: November 25, 2021
    Inventors: Yaoyan WU, Yawei LIU, Jinqiang LIU, Jiamei DU, Dongkun LIU
  • Patent number: 10647091
    Abstract: The present invention discloses a planar glass sealing structure and a manufacturing method thereof, the planar glass sealing structure comprises, in a top-down order: a first glass substrate, an insulating layer, a metal sealing frame and a second glass substrate. The insulating layer is formed as a frame shape, and disposed on a peripheral margin of the first glass substrate; the metal sealing frame is formed by heating to melt a metal solder layer between the first and second glass substrate, and it can keep a fixed gap between the first and second glass substrate, so that an inner space thereof is kept in an excellent sealed condition. The present invention can ensure the sealing structure of two correspondingly assembled glass substrates, so that the inner space thereof is insulated from moisture and oxygen, so as to increase the performance and quality of the device.
    Type: Grant
    Filed: June 27, 2013
    Date of Patent: May 12, 2020
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yawei Liu, Tai-pi Wu, Chih-Che Liu
  • Publication number: 20200125198
    Abstract: The present application provides a touch panel, a method for manufacturing the same and a display device. The touch panel includes a substrate and a metal nanowire conductive layer and an adhesion enhancement layer stacked on the substrate, the adhesion enhancement layer increases the adhesiveness between the substrate and the metal nanowire conductive layer; the adhesion enhancement layer has a stereo three-dimensional network structure capable of preventing agglomeration of the adhesion enhancement layer and formation of dead volume that leads to reduction in the conductivity of the metal nanowire conductive layer.
    Type: Application
    Filed: December 18, 2019
    Publication date: April 23, 2020
    Inventors: Jiamei DU, Dongkun LIU, Jinqiang LIU, Yawei LIU, Yaoyan WU
  • Patent number: 10615365
    Abstract: The present disclosure relates to a packaging assembly and a glass packing method. The method includes the following steps: coating ring-shaped glass adhesive on the glass cover; coating outer frame glue of ring-shaped at an outer side of the glass adhesive, wherein the outer frame glue is spaced apart from the glass adhesive; coating inner frame glue at an inner side of the glass adhesive; filling packing material to an inner side of the inner frame glue; bonding the glass substrate on the glass cover; and radiating the glass adhesive by laser to weld the glass substrate on the glass cover by the glass adhesive. The method prevents the oxygen and the moisture from entering the glass adhesive so as to extend the life cycle of the components within the glass adhesive.
    Type: Grant
    Filed: February 26, 2016
    Date of Patent: April 7, 2020
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventors: Yawei Liu, Boyan Lv
  • Publication number: 20200052062
    Abstract: An OLED substrate structure including a base substrate (1) and a bank layer (3) disposed on the base substrate (1) is provided; the bank layer (3) includes a plurality of accommodating grooves (31) arranged in array corresponding to a region of an effective display area (AA) of the OLED and a recess (33) arranged surrounding all the accommodating grooves (31) in a region corresponding to the periphery of the effective display area (AA) of the OLED; one of the accommodating grooves (31) corresponds to one pixel (P), applied to accommodate an OLED organic functional layer (D); due to the disposition of the recess (33), the OLED substrate structure of the disclosure can make the ambient atmosphere around the pixels in each area uniform when the OLED device is fabricated by printing, and volatilize the solvent uniformly to improve an uniformity of a film thickness of the OLED organic functional layer.
    Type: Application
    Filed: November 27, 2017
    Publication date: February 13, 2020
    Inventors: Yawei LIU, Tsungyuan WU
  • Publication number: 20200022660
    Abstract: Methods and systems are provided for cardiac triggering of an imaging system. a method for an imaging system comprises acquiring, during a scan of a subject, an electrical signal indicating a periodic physiological motion of an organ of the subject, inputting a sample of the electrical signal into a trained neural network to detect whether a peak is present in the sample, triggering acquisition of image data responsive to detecting the peak in the sample, and not triggering the acquisition of image data responsive to not detecting the peak in the sample. In this way, the timing of data acquisition may be optimally and robustly synchronized with a cardiac cycle.
    Type: Application
    Filed: July 20, 2018
    Publication date: January 23, 2020
    Inventors: Liewei Sha, Dawei Gui, Yawei Liu, Yan Ma, Haonan Wang
  • Publication number: 20190386253
    Abstract: The disclosure provides a color filter substrate and an OLED display device. The color filter substrate sets a first black matrix and a second black matrix that serve to together shelter against light, and can reduce the risk of displaying color mixing; sets a first bank in the first black matrix and a second bank in a dam layer that jointly receive and hold the printing ink required to produce a color photoresist layer, and the surface of the first bank has hydrophilicity and the surface of the second bank has hydrophobicity, and can improve evenness and film thickness uniformity of the color photoresist layer; applies the color filter substrate that can upgrade the display quality of the OLED display device; sets the dam layer and the second black matrix for replacing photo spacers in the prior art to simplify the production process.
    Type: Application
    Filed: November 27, 2017
    Publication date: December 19, 2019
    Inventors: Wenjie LI, Yawei LIU
  • Patent number: 10510990
    Abstract: The invention provides a groove structure for printing OLED display and manufacturing method for OLED display. By dividing the causeway surrounding the groove into a first and a second branch causeway layers provided in stack, the inclining inner peripheral surface of groove formed by first branch causeway forms a contact angle ranging 10-45° with the HIL ink, and the inclining inner peripheral surface of groove formed by second branch causeway forms a contact angle ranging 30-60° with the HIL ink, the inclining inner peripheral surface of groove formed by second branch causeway forms a contact angle ranging 10-45° with HTL ink and EML ink to restrict the height of HIL climbing upwards so that the top surface of HIL is flat or has a slightly convex in the middle to prevent current leakage at the edge of HIL, and improve the OLED display quality.
    Type: Grant
    Filed: December 19, 2016
    Date of Patent: December 17, 2019
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Yawei Liu
  • Patent number: 10505138
    Abstract: Disclosed is an organic light-emitting diode structure which includes a substrate, an optically-modified layer, a planarization layer, a pixel definition layer, and an organic light-emitting layer. The optically-modified layer can improve non-uniform luminance of OLEDs manufactured based on the ink-jet printing technology.
    Type: Grant
    Filed: January 22, 2017
    Date of Patent: December 10, 2019
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yunan Zhang, Yawei Liu
  • Patent number: 10319910
    Abstract: Provided is a multilayer-structured organic electroluminescent diode, and a method of manufacturing a hole transporting layer thereof. The hole transporting layer included in the organic electroluminescent diode is a thin film formed through electrochemical polymerization. The method of manufacturing the hole transporting layer includes the steps of: preparing an electrolyte; electro-polymerizing the electrolyte; controlling thickness of an electropolymerized film; and washing and drying the electropolymerized film as obtained. Specific electropolymerization parameters are set to finely regulate a crosslinking degree and reactivity of the electropolymerized film, thereby solving a prior-art problem that the crosslinking degree and reactivity of a polymer or small molecule hole transporting material in a film state cannot be effectively controlled.
    Type: Grant
    Filed: October 24, 2016
    Date of Patent: June 11, 2019
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yunan Zhang, Yawei Liu
  • Patent number: 10270062
    Abstract: The disclosure provides an organic electroluminescent display device, including a substrate, an organic electroluminescent device disposed on the substrate, and a thin film packaging structure disposed on the substrate and packaging the organic electroluminescent device. The thin film packaging structure has desiccant particles. The disclosure further provides a manufacturing method of the organic electroluminescent display device, which can reduce the influence of vapor attached on surfaces of multiple layers of packaging thin films or infiltrated in the multiple layers of packaging thin films on the packaged organic electroluminescent device, so as to prolong the service life of the organic electroluminescent device.
    Type: Grant
    Filed: April 11, 2017
    Date of Patent: April 23, 2019
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventors: Kui Ni, Yawei Liu
  • Patent number: 10246598
    Abstract: Disclosed are a manufacture method of quantum dots printing ink and manufactured quantum dots printing ink manufactured with the manufacture method. In the manufacture method, by mixing the first solvent and the second solvent, the viscosity of the quantum dots printing ink is adjusted to be in a predetermined range. Then, by mixing the third solvent with the first and second solvent, the surface tension thereof is adjusted to be in a predetermined range while maintaining the viscosity to be in the predetermined range. Furthermore, by adding the fourth solvent in the quantum dots printing ink, the vapor pressure is adjusted to be in a reasonable range. With mixture of kinds of solvents, the quantum dots printing ink of which the performance indicators, the viscosity, the surface tension, the dry condition are suitable for jet ink printing can be formulated to avoid adding the surfactant in the ink.
    Type: Grant
    Filed: April 26, 2016
    Date of Patent: April 2, 2019
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Yawei Liu
  • Publication number: 20190006612
    Abstract: Disclosed is an organic light-emitting diode structure which includes a substrate, an optically-modified layer, a planarization layer, a pixel definition layer, and an organic light-emitting layer. The optically-modified layer can improve non-uniform luminance of OLEDs manufactured based on the ink-jet printing technology.
    Type: Application
    Filed: January 22, 2017
    Publication date: January 3, 2019
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yunan Zhang, Yawei Liu
  • Patent number: 10156497
    Abstract: The invention discloses an automobile brake assembly fatigue test stand, which includes a base and a thermotank, wherein a mandrel is mounted inside the thermotank, two ends of the mandrel are respectively inserted into a first taper sleeve and a second taper sleeve, the first taper sleeve is mounted inside a hollow brake tooling, one end of the brake tooling is connected with a first bearing pedestal casing, the other end of the brake tooling is connected with a brake, the first bearing pedestal casing is sequentially connected with a brake shaft, a static torque sensor and a support; the second taper sleeve is mounted inside a brake drum tooling through a bearing, one end of the brake drum tooling is connected with a brake drum sleeved on the mandrel while the other end is connected with a brake drum shaft, and the brake drum shaft is sequentially connected with a second bearing pedestal casing, a coupling, a reducer and a first servo motor.
    Type: Grant
    Filed: March 25, 2016
    Date of Patent: December 18, 2018
    Assignee: JIANGSU UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Jian Zhang, Wenxian Tang, Yongmei Zhu, Xuelong Tan, Yawei Liu, Ben Zhang, Rui Zhou, Qizhao Xu
  • Publication number: 20180287097
    Abstract: The disclosure provides an organic electroluminescent display device, including a substrate, an organic electroluminescent device disposed on the substrate, and a thin film packaging structure disposed on the substrate and packaging the organic electroluminescent device. The thin film packaging structure has desiccant particles. The disclosure further provides a manufacturing method of the organic electroluminescent display device, which can reduce the influence of vapor attached on surfaces of multiple layers of packaging thin films or infiltrated in the multiple layers of packaging thin films on the packaged organic electroluminescent device, so as to prolong the service life of the organic electroluminescent device.
    Type: Application
    Filed: April 11, 2017
    Publication date: October 4, 2018
    Applicant: Shenzhen China Star Optoelectronics Technology Co. , Ltd.
    Inventors: Kui NI, Yawei LIU
  • Patent number: 10069115
    Abstract: The present invention provides a package method of a substrate. By forming a plurality of support parts which are separately located at the border position of the package cover plate, the gap of the package cover plate and the substrate is limited after para bonding the package cover plate and the substrate. Thus, the seal height of the seal which does not contain the spacers can be ensured, and under circumstance of certain seal coating volume, the seal width of the seal also can be ensured. Furthermore, by cutting off the plurality of support parts, and border parts of the substrate and the package cover plate contacting with the support parts, the substrate packaged with the seal which does not contain the spacers can be obtained, and it is ensured that the seal has the consistent height and width.
    Type: Grant
    Filed: April 26, 2016
    Date of Patent: September 4, 2018
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Yawei Liu
  • Publication number: 20180241009
    Abstract: The invention provides a groove structure for printing OLED display and manufacturing method for OLED display. By dividing the causeway surrounding the groove into a first and a second branch causeway layers provided in stack, the inclining inner peripheral surface of groove formed by first branch causeway forms a contact angle ranging 10-45° with the HIL ink, and the inclining inner peripheral surface of groove formed by second branch causeway forms a contact angle ranging 30-60° with the HIL ink, the inclining inner peripheral surface of groove formed by second branch causeway forms a contact angle ranging 10-45° with HTL ink and EML ink to restrict the height of HIL climbing upwards so that the top surface of HIL is flat or has a slightly convex in the middle to prevent current leakage at the edge of HIL, and improve the OLED display quality.
    Type: Application
    Filed: December 19, 2016
    Publication date: August 23, 2018
    Inventor: Yawei Liu
  • Patent number: 10038042
    Abstract: The present invention provides an OLED color display device, comprising a substrate (1), an anode (11), a thin film transistor array (21), a Hole Injection Layer (22), a Hole Transport Layer (23), a light emitting layer (3), an Electron Transport Layer (24), a cathode (12), a package cover plate (2), a color conversion layer (4) and a seal frame (5); the light emitting layer (3) comprises a first light emitting layer (31) and the second light emitting layer (32), and both the first light emitting layer (31) and the second light emitting layer (32) are manufactured by host material doped with guest material, and the guest material comprises luminescent material and electron transport material; the first light emitting layer (31) is a blue light emitting layer, and the second light emitting layer (32) is a red, green lights commonly emitting layer, a yellow light emitting layer or a green light emitting layer; lights emitted by the first light emitting layer (31) and the second light emitting layer (32) synthes
    Type: Grant
    Filed: April 1, 2015
    Date of Patent: July 31, 2018
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yawei Liu, Yifan Wang
  • Publication number: 20180205034
    Abstract: The present disclosure relates to a packaging assembly and a glass packing method. The method includes the following steps: coating ring-shaped glass adhesive on the glass cover; coating outer frame glue of ring-shaped at an outer side of the glass adhesive, wherein the outer frame glue is spaced apart from the glass adhesive; coating inner frame glue at an inner side of the glass adhesive; filling packing material to an inner side of the inner frame glue; bonding the glass substrate on the glass cover; and radiating the glass adhesive by laser to weld the glass substrate on the glass cover by the glass adhesive. The method prevents the oxygen and the moisture from entering the glass adhesive so as to extend the life cycle of the components within the glass adhesive.
    Type: Application
    Filed: February 26, 2016
    Publication date: July 19, 2018
    Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventors: Yawei LIU, Boyan LV