Patents by Inventor Jiangbo Yao

Jiangbo Yao 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: 20180081214
    Abstract: A thin-film transistor substrate manufacturing method includes sequentially forming, on a backing, a gate electrode, a gate insulation layer, a source electrode and an active layer, a passivation layer, a drain electrode, and a pixel electrode. Orthogonal projections of the gate electrode, the gate insulation layer, the source electrode and the active layer, the passivation layer, the drain electrode, and the pixel electrode on the backing that are concentric centro-symmetric patterns. Also provided re a thin-film transistor substrate and a liquid crystal panel including the thin-film transistor substrate. The thin-film transistor substrate manufacturing method, the thin-film transistor substrate and the liquid crystal panel including the thin-film transistor substrate allow electrical property of a thin-film transistor consistent in all bending directions and make the thin-film transistor not easily subjected to stress damage during bending so as to improve the reliability of the thin-film transistor.
    Type: Application
    Filed: March 31, 2016
    Publication date: March 22, 2018
    Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventor: Jiangbo YAO
  • Publication number: 20180047765
    Abstract: Provided are a thin film transistor array substrate and a manufacture method thereof, comprising: providing a substrate, and the substrate comprises a first surface and a second surface, which are oppositely located; forming a gate on the first surface; forming a first insulative layer, which covers on the gate; forming a metal oxide semiconductor layer on the first insulative layer; implementing ion implantation to two end regions of the metal oxide semiconductor layer, and the two end regions after the ion implantation respectively are a source and a drain, and a region without the ion implantation is an active layer; forming a second insulative layer, which covers the source, the drain and the active layer; opening a via exposing the source or the drain in the second insulative layer; forming a pixel electrode on the second insulative layer, and connected with the source or the drain through the via.
    Type: Application
    Filed: February 18, 2016
    Publication date: February 15, 2018
    Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventor: Jiangbo YAO
  • Patent number: 9786699
    Abstract: The present invention provides an UV cleaning device of a glass substrate, comprising a lamp box, an UV lamp positioned above inside the lamp box, a transparent shield positioned under the UV lamp, a humidifier positioned under the transparent shield and a power exhaust device under the transparent shield and opposite to the humidifier; in usage, the glass substrate is conveyed to be inside the lamp box, and UV light generated by the UV lamp irradiates on the glass substrate through the shield to clean the glass substrate and a humidity and an oxygen content inside the lamp box are adjusted with the humidifier to make a surface of the glass substrate adsorb one layer of water molecules.
    Type: Grant
    Filed: July 1, 2015
    Date of Patent: October 10, 2017
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Jiangbo Yao
  • Patent number: 9779660
    Abstract: A pixel cell driving circuit driving an organic electric lighting component comprises a first, a second and a third thin film transistors and a storage capacitor. The first thin film transistor is turned on or turned off under a control of a first scanning signal. When the first thin film transistor is turned on, the storage capacitor is charged by a data signal. The second thin film transistor is turned on under an action of the storage capacitor and drives an OLED. The third thin film transistor is turned on under a control of the second scanning signal when the first thin film transistor is turned off, and the storage capacitor is charged by a charging signal. The pixel cell driving circuit may effectively avoid the flicker due to the electrical charge leakage of the storage capacitor. The disclosure further provides a pixel cell and a pixel cell driving method.
    Type: Grant
    Filed: May 12, 2015
    Date of Patent: October 3, 2017
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventor: Jiangbo Yao
  • Publication number: 20170207286
    Abstract: A method for manufacturing a flexible organic light emitting display is disclosed. The method is: sequentially forming a first buffer layer, a switch array layer, a display unit layer, and a thin film package layer on a flexible underlay substrate. When the flexible organic light emitting display bends along the flexible underlay substrate, a first bending deformation force is generated. The first buffer layer is used to absorb the first bending deformation force, and the material of the first buffer layer is an organic insulating material.
    Type: Application
    Filed: March 29, 2017
    Publication date: July 20, 2017
    Inventor: Jiangbo YAO
  • Patent number: 9700921
    Abstract: The present invention is related with a method of cleaning a substrate by ultraviolet rays with adjustable radiation energy, comprising steps of: providing an ultraviolet ray light (10) and a substrate (20) to be cleaned with the ultraviolet rays; locating several shading plates (30) between the ultraviolet ray light (10) and the substrate (20) to be cleaned with the ultraviolet rays; rotating the shading plates (30) to adjust an area of the substrate (20) irradiated with the ultraviolet rays emitted by the ultraviolet ray light (10) and thus to control the radiation energy on the substrate (20) in the unit time; cleaning the substrate (20) with the ultraviolet rays emitted by the ultraviolet ray light (10). With the method, the radiation energy of the ultraviolet rays for cleaning the substrate can be flexibly adjusted. The objectives of efficiently removing the organic matter stick on the surface of the substrate and preventing the static damage to the circuit pattern of the substrate can be achieved.
    Type: Grant
    Filed: June 12, 2014
    Date of Patent: July 11, 2017
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventor: Jiangbo Yao
  • Patent number: 9680114
    Abstract: A flexible organic light emitting display and a method for manufacturing the same are disclosed. The method is: sequentially forming a first buffer layer, a switch array layer, a display unit layer, and a thin film package layer on a flexible underlay substrate. When the flexible organic light emitting display bends along the flexible underlay substrate, a first bending deformation force is generated. The first buffer layer is used to absorb the first bending deformation force, and the material of the first buffer layer is an organic insulating material.
    Type: Grant
    Filed: January 7, 2015
    Date of Patent: June 13, 2017
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Jiangbo Yao
  • Publication number: 20170141346
    Abstract: An organic light emitting device includes: one thin film transistor (TFT) and a first auxiliary electrode on the first substrate; a second auxiliary electrode being overlapped and being electrically connected with the first auxiliary electrode; a light emitting unit above and being electrically connected with the TFT, the light emitting unit comprising a first and a second pixel electrode, an organic light-emitting layer between the first and the second pixel electrode; wherein the second pixel electrode comprising a first area and a second area connecting with the first area, the first area being above and electrically connecting with the second auxiliary electrode, wherein the organic light-emitting layer being spaced apart from the second auxiliary electrode by a portion between the organic light-emitting layer and the second auxiliary electrode; and wherein tops of the first and the second area of the second pixel electrode are on the same plane.
    Type: Application
    Filed: August 25, 2015
    Publication date: May 18, 2017
    Applicant: Shenzhen China Star Optoelectronics Technology Co. Ltd.
    Inventor: Jiangbo YAO
  • Patent number: 9634036
    Abstract: The present disclosure proposes a metal oxide thin-film transistor, a method of fabricating the metal oxide thin-film transistor, and an array substrate. The metal oxide TFT includes a glass substrate, a gate, a gate insulating layer, a metal oxide active layer, an etching blocking layer with a source hole and a drain hole thereon, a blocking spread layer including a source blocking layer and a drain blocking layer, a source, and a drain. The blocking spread layer is doped with boron ions and/or phosphorus ions of predetermined concentration.
    Type: Grant
    Filed: June 3, 2016
    Date of Patent: April 25, 2017
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventor: Jiangbo Yao
  • Patent number: 9586851
    Abstract: The present invention provides a method for cutting a single sheet of glass substrate, which includes the following steps: (1) providing a single sheet of glass substrate (10) to be cut and a cutting platform (20); (2) fixing the single sheet of glass substrate (10) on the cutting platform (20); (3) rotating the cutting platform (20) to have the single sheet of glass substrate (10) located under the cutting platform (20); (4) providing a cutting head (30) under the cutting platform (20) to proceed with a cutting operation on the single sheet of glass substrate (10) and also providing a vacuum suction device (40) and a static electricity elimination device (50) to remove glass chips generated by the cutting head (30) cutting the single sheet of glass substrate (10); and (5) after the cutting operation, moving the cutting platform (20) away from the cutting head (30), the vacuum suction device (40), and the static electricity elimination device (50) and rotating the cutting platform (20) to have the cut single
    Type: Grant
    Filed: May 28, 2014
    Date of Patent: March 7, 2017
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventor: Jiangbo Yao
  • Publication number: 20170021398
    Abstract: An ultraviolet light based cleansing device includes an ultraviolet lamp emitting ultraviolet light having a wavelength of 172 nm and an output energy equal to or less than 130 mj/cm2 toward a substrate to be cleansed for decomposing organic substances attached to a surface of the substrate into acidic compounds. A first spraying device sprays an alkaline solution to the substrate for removing the acidic compounds. A sprinkling device sprinkles dual-fluid of water/gas to the substrate for removing ultrafine particles attached to the surface of the substrate. A second spraying device sprays deionized water to rinse the substrate. An air-blowing device or an air knife blows air to the substrate to dry liquid attached to a surface of the substrate. A drying device applies heat to further dry the substrate after the spraying of deionized water.
    Type: Application
    Filed: September 30, 2016
    Publication date: January 26, 2017
    Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventors: Jiangbo YAO, Chunliang LEE
  • Publication number: 20160365371
    Abstract: The present invention provides an UV cleaning device of a glass substrate, comprising a lamp box, an UV lamp positioned above inside the lamp box, a transparent shield positioned under the UV lamp, a humidifier positioned under the transparent shield and a power exhaust device under the transparent shield and opposite to the humidifier; in usage, the glass substrate is conveyed to be inside the lamp box, and UV light generated by the UV lamp irradiates on the glass substrate through the shield to clean the glass substrate and a humidity and an oxygen content inside the lamp box are adjusted with the humidifier to make a surface of the glass substrate adsorb one layer of water molecules.
    Type: Application
    Filed: July 1, 2015
    Publication date: December 15, 2016
    Inventor: Jiangbo Yao
  • Publication number: 20160329018
    Abstract: A pixel cell driving circuit driving an organic electric lighting component comprises a first, a second and a third thin film transistors and a storage capacitor. The first thin film transistor is turned on or turned off under a control of a first scanning signal. When the first thin film transistor is turned on, the storage capacitor is charged by a data signal. The second thin film transistor is turned on under an action of the storage capacitor and drives an OLED. The third thin film transistor is turned on under a control of the second scanning signal when the first thin film transistor is turned off, and the storage capacitor is charged by a charging signal. The pixel cell driving circuit may effectively avoid the flicker due to the electrical charge leakage of the storage capacitor. The disclosure further provides a pixel cell and a pixel cell driving method.
    Type: Application
    Filed: May 12, 2015
    Publication date: November 10, 2016
    Inventor: Jiangbo YAO
  • Patent number: 9486842
    Abstract: The present invention provides an ultraviolet light based cleansing method and cleansing device. The method includes: (1) irradiating a substrate to be cleansed with ultraviolet light and controlling output energy of the ultraviolet light in order to control photon energy received by TFT component patterns formed on the substrate to be cleansed within an irradiation time period to be less than electron excitation energy that breaks down TFT component patterns; (2) cleansing the substrate to be cleansed with an alkaline solution; (3) cleansing the substrate to be cleansed with water/gas dual-fluid; (4) cleansing the substrate to be cleansed with deionized water; (5) drying the substrate to be cleansed with an air knife; and (6) subjecting the substrate to be cleansed to dehydration and drying to complete the cleansing operation, thereby improving product yield rate and cleanness.
    Type: Grant
    Filed: August 29, 2013
    Date of Patent: November 8, 2016
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventors: Jiangbo Yao, Chunliang Lee
  • Patent number: 9461107
    Abstract: An excimer laser annealing apparatus and the method thereof are disclosed. The apparatus has a substrate holder and an excimer laser unit. The substrate holder has a support surface for supporting a substrate having an amorphous silicon film and a thermoregulating module. The thermoregulating module is used to regulate the temperature on the support surface so as to control crystal orientation of amorphous silicon in the amorphous silicon film. With the thermoregulating module being added, the excimer laser annealing apparatus can control the orientation of recrystallizing of the amorphous silicon.
    Type: Grant
    Filed: October 16, 2014
    Date of Patent: October 4, 2016
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventor: Jiangbo Yao
  • Publication number: 20160229732
    Abstract: The present invention provides a method for cutting a single sheet of glass substrate, which includes the following steps: (1) providing a single sheet of glass substrate (10) to be cut and a cutting platform (20); (2) fixing the single sheet of glass substrate (10) on the cutting platform (20); (3) rotating the cutting platform (20) to have the single sheet of glass substrate (10) located under the cutting platform (20); (4) providing a cutting head (30) under the cutting platform (20) to proceed with a cutting operation on the single sheet of glass substrate (10) and also providing a vacuum suction device (40) and a static electricity elimination device (50) to remove glass chips generated by the cutting head (30) cutting the single sheet of glass substrate (10); and (5) after the cutting operation, moving the cutting platform (20) away from the cutting head (30), the vacuum suction device (40), and the static electricity elimination device (50) and rotating the cutting platform (20) to have the cut single
    Type: Application
    Filed: May 28, 2014
    Publication date: August 11, 2016
    Applicant: Shenzhen China Star Optoelectronics Technology Co. Ltd.
    Inventor: Jiangbo YAO
  • Publication number: 20160228928
    Abstract: The present invention is related with a method of cleaning a substrate by ultraviolet rays with adjustable radiation energy, comprising steps of: providing an ultraviolet ray light (10) and a substrate (20) to be cleaned with the ultraviolet rays; locating several shading plates (30) between the ultraviolet ray light (10) and the substrate (20) to be cleaned with the ultraviolet rays; rotating the shading plates (30) to adjust an area of the substrate (20) irradiated with the ultraviolet rays emitted by the ultraviolet ray light (10) and thus to control the radiation energy on the substrate (20) in the unit time; cleaning the substrate (20) with the ultraviolet rays emitted by the ultraviolet ray light (10). With the method, the radiation energy of the ultraviolet rays for cleaning the substrate can be flexibly adjusted. The objectives of efficiently removing the organic matter stick on the surface of the substrate and preventing the static damage to the circuit pattern of the substrate can be achieved.
    Type: Application
    Filed: June 12, 2014
    Publication date: August 11, 2016
    Applicant: Shenzhen China Star Optoelectronics Technology Co. Ltd.
    Inventor: Jiangbo YAO
  • Publication number: 20160190488
    Abstract: A flexible organic light emitting display and a method for manufacturing the same are disclosed. The method is: sequentially forming a first buffer layer, a switch array layer, a display unit layer, and a thin film package layer on a flexible underlay substrate. When the flexible organic light emitting display bends along the flexible underlay substrate, a first bending deformation force is generated. The first buffer layer is used to absorb the first bending deformation force, and the material of the first buffer layer is an organic insulating material.
    Type: Application
    Filed: January 7, 2015
    Publication date: June 30, 2016
    Inventor: Jiangbo YAO
  • Patent number: 9324596
    Abstract: The present disclosure relates to a substrate storage rack, including a hollow rack body with a first, a second, a third, and a fourth lateral surfaces, wherein at least one substrate laying layer is arranged in the rack body along a vertical direction. The substrate laying layer includes: a first support connected with the rack body and arranged at the second lateral surface; first supporting bars transversely arranged on the first support and extending to the interior of the rack body; a second support connected with the rack body and arranged at the fourth lateral surface; and second supporting bars transversely arranged on the second support and extending to the interior of the rack body. Since the first and the second supporting bars are arranged on the second and the fourth lateral surfaces of the rack body respectively, storing substrates in the rack body can be ensured.
    Type: Grant
    Filed: January 17, 2014
    Date of Patent: April 26, 2016
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Jiangbo Yao, Chunliang Lee
  • Publication number: 20160107926
    Abstract: A manufacturing method of a flexible substrate is provided. The method comprises: coating a flexible substrate material and drying it; using a mask to expose the dried flexible substrate material, wherein the mask has a plurality of opaque regions distanced from each other, and the opaque regions form a designed pattern; developing the flexible substrate material to remove a portion of the flexible substrate material except the opaque regions; and curing the flexible substrate material to form a plurality of films comprising the flexible substrate material, which correspond to the designed pattern.
    Type: Application
    Filed: October 23, 2014
    Publication date: April 21, 2016
    Applicant: SHENZHEN CHINA STAR OPTELECTRONICS TECHNOLOGY CO., LTD
    Inventor: Jiangbo Yao