Patents by Inventor Wenjie Li

Wenjie Li 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: 20190096967
    Abstract: In an organic electroluminescent display apparatus of the present disclosure, a pixel definition layer has an opening region and a non-opening region and a first electrode layer is arranged on the opening region of the pixel definition layer. A light-emitting function layer is arranged on the first electrode layer and a second electrode layer is arranged on the pixel definition layer and the light-emitting function layer. A first passivation layer is arranged on the second electrode layer. A black matrix is arranged on the first passivation layer and is arranged opposite to the non-opening region of the pixel definition layer. A color resistance unit is arranged on the first passivation layer and is adjacent to the black matrix.
    Type: Application
    Filed: November 6, 2017
    Publication date: March 28, 2019
    Inventors: Wenjie LI, Jinchuan LI, Tsungyuan WU, Feng WEI
  • Publication number: 20190086799
    Abstract: A method for manufacturing a color filter substrate is provided in the present disclosure, that includes providing a substrate; forming a plurality of RGB color resists on the substrate, an upper surface of each of the RGB color resists forming a plurality of light emitting regions; forming a black matrix on the surface of each of the RGB color resists, wherein the black matrix covers a portion of the surface of each of the RGB color resists except the light emitting regions; forming a plurality of photo spacers on a surface of the black matrix in a plurality of empty areas within each of the RGB color resists, wherein the adjacent photo spacers are separated by one of the color resist regions; and forming a protective layer over the substrate.
    Type: Application
    Filed: November 9, 2017
    Publication date: March 21, 2019
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Wenjie LI, Shinsuke IGUCHI
  • Publication number: 20190090331
    Abstract: Provided is a flashlight and a remote control tail cover component, including a remote control device, a control unit and a tail cover; the control unit is arranged in the tail cover and is connected with an external power supply and an external light emitting element; the remote control device includes a remote control shell, a control element and a remote control battery; the remote control shell is provided with a first magnetic charging device which is electrically connected to the remote control battery via the control element; the tail cover is provided with a second magnetic charging device which is connected with the external power supply via the control unit; the control element is in wireless signal connection with the control unit; when the first magnetic charging device and the second magnetic charging device come into contact with each other.
    Type: Application
    Filed: December 19, 2017
    Publication date: March 21, 2019
    Inventor: Wenjie LI
  • Patent number: 10237955
    Abstract: Provided is a flashlight and a remote control tail cover component, including a remote control device, a control unit and a tail cover; the control unit is arranged in the tail cover and is connected with an external power supply and an external light emitting element; the remote control device includes a remote control shell, a control element and a remote control battery; the remote control shell is provided with a first magnetic charging device which is electrically connected to the remote control battery via the control element; the tail cover is provided with a second magnetic charging device which is connected with the external power supply via the control unit; the control element is in wireless signal connection with the control unit; when the first magnetic charging device and the second magnetic charging device come into contact with each other.
    Type: Grant
    Filed: December 19, 2017
    Date of Patent: March 19, 2019
    Inventor: Wenjie Li
  • Publication number: 20190081282
    Abstract: A manufacturing method of a color filter substrate is provided. The manufacturing method includes steps of providing a substrate comprising a color filter region and a black matrix region; depositing a black matrix layer on a surface of the substrate in the black matrix region; applying an RGB color resist to the color filter region of the substrate; correspondingly forming a plurality of photo spacers on a surface of the black matrix, the photo spacers being made from light-shielding material; forming a protective layer above the substrate. The photo spacers made from light-shielding material is arranged on the surface of the black matrix to prevent the transmission of light rays through the RGB color resist that results in mixture of colors.
    Type: Application
    Filed: November 8, 2017
    Publication date: March 14, 2019
    Inventor: Wenjie LI
  • Patent number: 10192474
    Abstract: A controllable voltage source, comprising a control module (1), a storage module (2) and an output module (3); the control module (1) is coupled between a high level end and a low level end; the storage module (2) comprises a storage capacitor; two ends of the storage capacitor are respectively coupled to the control module (1) to form a first terminal and a second terminal; the output module (3) is coupled to the second terminal, and the signal output end thereof is used to output to an external circuit the voltage signal of the controllable voltage source; the control module (1) responds the effective level of a first clock signal so as to enable the first terminal to be coupled to the high level end, and the first terminal is charged from the high level end; the control module (1) responds the effective level of a second clock signal so as to enable the second terminal to be coupled to the high level end, and the second terminal is charged from the high level end; and the first terminal is coupled to the l
    Type: Grant
    Filed: November 14, 2014
    Date of Patent: January 29, 2019
    Assignee: Peking University Shenzhen Graduate School
    Inventors: Shengdong Zhang, Congwei Liao, Zhijin Hu, Wenjie Li, Junmei Li
  • Patent number: 10181579
    Abstract: The present disclosure relates to an OLED encapsulation method and an OLED encapsulation structure. The OLED encapsulation method combines the frame glue encapsulation technology and the thin film encapsulation technology. By adopting the frame glue to block the organic layer and to limit the dimension of the organic layer, each of the organic layers can be completely covered by the inorganic layer arranged thereon. At the same time, the inorganic layers may be manufactured by the same mask, which reduces the number of the mask so as to reduce the cost. The OLED encapsulation structure combines the frame glue encapsulation technology and the thin film encapsulation technology. By adopting the frame glue to block the organic layer and to limit the dimension of the organic layer, each of the organic layers can be completely covered by the inorganic layer arranged thereon. At the same time, the inorganic layers may be manufactured by the same mask, which reduces the number of the mask so as to reduce the cost.
    Type: Grant
    Filed: February 16, 2017
    Date of Patent: January 15, 2019
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Wenjie Li
  • Publication number: 20180375060
    Abstract: A highly reliable flexible light-emitting device is provided. The light-emitting device includes a first flexible substrate, a second flexible substrate, a light-emitting element between the first flexible substrate and the second flexible substrate, a first bonding layer; and a second bonding layer in a frame shape surrounding the first bonding layer. The first bonding layer and the second bonding layer are between the second flexible substrate and the light-emitting element. The light-emitting element includes layer containing a light-emitting organic compound between the pair of electrodes. The second bonding layer has a higher gas barrier property than the first bonding layer.
    Type: Application
    Filed: July 13, 2017
    Publication date: December 27, 2018
    Inventors: Wenjie Li, Jinchuan Li
  • Publication number: 20180350306
    Abstract: An organic light emitting diode panel, a gate driver circuit and a gate driver circuit unit are disclosed, where the gate driver circuit includes a scanning signal generating unit for generating a scanning signal, transmitting a first clock signal to a scanning signal output terminal under the control of a pulse signal, and pulling down and maintaining the voltage of the scanning signal output terminal at a low voltage level under the control of a second clock signal. The gate driver circuit unit also includes a light emitting signal generating unit for generating a light emitting signal, pulling down the voltage of the light emitting signal output terminal under the control of the pulse signal, and charging the light emitting signal output terminal under the control of the second clock signal.
    Type: Application
    Filed: March 24, 2016
    Publication date: December 6, 2018
    Inventors: Shengdong Zhang, Zhijin Hu, Congwei Liao, Wenjie Li, Junmei Li, Shijie Cao
  • Publication number: 20180342698
    Abstract: The present invention discloses an OLED device packaging component, a packaging method and a display device thereof. Disposing a thermal conductive layer in a package film of the packaged OLED device, and disposing a first pattern area and a second pattern area staggered in a predetermined direction on a side of the thermal conductive layer away from the OLED device. A thickness of the thermal conductive layer in the first pattern area is less than the thickness in the second pattern area.
    Type: Application
    Filed: June 23, 2017
    Publication date: November 29, 2018
    Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventor: Wenjie LI
  • Publication number: 20180342697
    Abstract: The present invention provides a package component of an Organic Light Emitting Diode (OLED) device and a package method thereof, and a display device. A first blocking layer covers the OLED device. A side of the first blocking layer far away from the OLED device includes a first pattern region and a second pattern region alternately set along a predetermined direction, and thickness of the first blocking layer at the first pattern region is smaller than that at the second pattern region.
    Type: Application
    Filed: June 23, 2017
    Publication date: November 29, 2018
    Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventors: Wenjie LI, Ting SHI
  • Patent number: 10141541
    Abstract: The present invention provides a package component of an Organic Light Emitting Diode (OLED) device and a package method thereof, and a display device. A first blocking layer covers the OLED device. A side of the first blocking layer far away from the OLED device includes a first pattern region and a second pattern region alternately set along a predetermined direction, and thickness of the first blocking layer at the first pattern region is smaller than that at the second pattern region.
    Type: Grant
    Filed: June 23, 2017
    Date of Patent: November 27, 2018
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventors: Wenjie Li, Ting Shi
  • Patent number: 10089917
    Abstract: A photoelectric sensor and a display panel comprise: a pulse transmission unit comprising a control node, after obtaining a driving voltage, the control node of the pulse transmission unit transmitting first clock signals to a signal output terminal; a pulse control unit configured to receive scanning signals from a signal input terminal and charging the control node of the pulse transmission unit so as to provide the driving voltage; and photoelectric sensing unit configured to provide a leakage current in response to the intensity of external illumination when receiving the external illumination, the leakage current discharging the control node of the pulse transmission unit, so that the voltage at the control node of the pulse transmission unit is less than the driving voltage after a period of time.
    Type: Grant
    Filed: March 24, 2016
    Date of Patent: October 2, 2018
    Assignee: Peking University Shenzhen Graduate School
    Inventors: Shengdong Zhang, Congwei Liao, Zhijin Hu, Shijie Cao, Junmei Li, Wenjie Li
  • Publication number: 20180270415
    Abstract: A headset for panoramic photography, including a left receiver body and a right receiver body for being mounted on the left ear and the right ear of a user. A side of the left receiver body away from the left ear of a user is provided with a left camera, and a side of the right receiver body away from the right ear of the user is provided with a right camera. The cameras are ultra-wide-angle with a field angle of at least 180°, and optical axes of the cameras are perpendicular to optical axes of eyes of the user. User can listen, speak, and shoot photos or videos without hand-holding the camera. By shooting within a field angle of 180° at the left and right sides of a human body, a 360° panoramic image is obtained by merging the acquired images, thus produces simulated images and Virtual Reality environment.
    Type: Application
    Filed: August 30, 2017
    Publication date: September 20, 2018
    Inventor: Wenjie Li
  • Publication number: 20180233700
    Abstract: The present disclosure relates to an OLED encapsulation method and an OLED encapsulation structure. The OLED encapsulation method combines the frame glue encapsulation technology and the thin film encapsulation technology. By adopting the frame glue to block the organic layer and to limit the dimension of the organic layer, each of the organic layers can be completely covered by the inorganic layer arranged thereon. At the same time, the inorganic layers may be manufactured by the same mask, which reduces the number of the mask so as to reduce the cost. The OLED encapsulation structure combines the frame glue encapsulation technology and the thin film encapsulation technology. By adopting the frame glue to block the organic layer and to limit the dimension of the organic layer, each of the organic layers can be completely covered by the inorganic layer arranged thereon. At the same time, the inorganic layers may be manufactured by the same mask, which reduces the number of the mask so as to reduce the cost.
    Type: Application
    Filed: February 16, 2017
    Publication date: August 16, 2018
    Inventor: Wenjie Li
  • Publication number: 20180233701
    Abstract: An OLED packaging method and an OLED package structure are disclosed. The OLED packaging method combines a dam packaging technology and a thin film encapsulation technology. A dam is used to coffer an organic layer and limit a size thereof to ensure that each organic layer is completely covered an inorganic layer disposed thereon to improve a packaging effect. One mask can be used to produce multiple inorganic layers so an amount of masks is decreased to save costs. The OLED packaging structure combines a dam packaging structure and a thin film encapsulation structure. A dam is used to coffer an organic layer and limit a size thereof to ensure that each organic layer is completely covered an inorganic layer disposed thereon to improve a packaging effect. One mask can be used to produce multiple inorganic layers so an amount of masks is decreased to save costs.
    Type: Application
    Filed: February 16, 2017
    Publication date: August 16, 2018
    Inventors: Wenjie Li, Jiajia Qian
  • Publication number: 20180226609
    Abstract: The invention provides a manufacturing method for flexible OLED, using a magnetic substrate as the carrier substrate to magnetically attract the flexible magnetic thin film to be fixed, and then forming a polymer thin film on the flexible magnetic film, forming an OLED device on the polymer thin film, and then encapsulating the OLED device to complete manufacturing the flexible OLED. The method is simple, and achieves lossless separation between the flexible magnetic thin film and the magnetic substrates by degaussing the magnetic substrate. Moreover, the flexible magnetic thin film is preferably a metal thin film able to cut off moisture to improve the stability of OLED devices, and by encapsulating OLED device to further enhance the reliability of the OLED device performance. The flexible OLED of the invention is easy to manufacture and achieves excellent performance.
    Type: Application
    Filed: July 14, 2016
    Publication date: August 9, 2018
    Inventors: Wenjie Li, Weijing Zeng
  • Publication number: 20180183005
    Abstract: A thin-film package structure and an OLED component are disclosed. The present disclosure aims to solve the technical problem of a low light-emitting efficiency of an OLED display device and a poor package effect in the prior art. The thin-film package structure includes at least two organic material film layers, and at least two inorganic material film layers. An organic material film layer and an inorganic material film layer are arranged in an alternate manner. The inorganic material film layer includes a magnetic material film layer and a non-magnetic material film layer. The OLED component packaged by the thin-film package structure includes a substrate, and an OLED component that is formed on the substrate. A magnetic field generated by the magnetic material in the thin-film layers can act on the OLED, and thus a light-emitting efficiency of the OLED display device can be improved.
    Type: Application
    Filed: November 15, 2016
    Publication date: June 28, 2018
    Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventors: Qiming Peng, Weijing Zeng, Wenjie Li
  • Publication number: 20180150676
    Abstract: A biometric sensing chip includes a biometric sensing die including a memory circuit for saving data and an electrostatic conductor set above the memory circuit for discharging static electricity. An electronic device includes the biometric sensing chip described above is also provided.
    Type: Application
    Filed: January 15, 2018
    Publication date: May 31, 2018
    Inventor: Wenjie Li
  • Patent number: 9983054
    Abstract: An ultraviolet light sensing circuit and sensing system. The ultraviolet light sensing circuit comprises a modulation unit and a phase delay unit, wherein the modulation unit comprises a first stage of inverter which is used for sensing ultraviolet light and is used as a voltage feedback modulation stage; and the phase delay unit comprises N stages of inverters which are connected in sequence, where N is an even number which is greater than or equal to 2. The modulation unit is connected to the phase delay unit in sequence, and the output voltage of the phase delay unit is fed to the modulation unit; and the modulation unit is modulated by a control signal which is a pulse signal. The ultraviolet light sensing circuit and sensing system can be used for ultraviolet light information communications. The ultraviolet light sensing circuit can sense ultraviolet light signals and output amplitude modulation wave signals.
    Type: Grant
    Filed: November 14, 2014
    Date of Patent: May 29, 2018
    Assignee: Peking University Shenzhen Graduate School
    Inventors: Shengdong Zhang, Congwei Liao, Zhijin Hu, Wenjie Li, Junmei Li