Patents by Inventor Yutao HAO

Yutao HAO 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).

  • Patent number: 12313933
    Abstract: A backplane includes: a substrate including a circuit structure layer and a second reflective layer, a first reflective layer disposed on a bearing surface of the substrate, a plurality of light-emitting diode chips, and a plurality of optical structures. The first reflective layer includes a plurality of through holes spaced apart. A light-emitting diode chip in the plurality of light-emitting diode chips is located in a through hole. The plurality of light-emitting diode chips are electrically connected to the circuit structure layer. The circuit structure layer is configured to drive the plurality of light-emitting diode chips to emit light. An optical structure in the plurality of optical structures covers the light-emitting diode chip, a light incident surface of the optical structure is in contact with a light exit surface of the light-emitting diode chip, and a light exit surface of the optical structure is a curved surface.
    Type: Grant
    Filed: March 11, 2024
    Date of Patent: May 27, 2025
    Assignees: BOE MLED Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pei Li, Haiwei Sun, Ming Zhai, Lu Yu, Kangle Chang, Jinpeng Li, Pengjun Cao, Yutao Hao, Shubai Zhang, Shuo Wang, Pei Qin, Zewen Gao, Yali Zhang
  • Patent number: 12276881
    Abstract: A light-emitting substrate includes a substrate and a plurality of light-emitting assemblies. The plurality of light-emitting assemblies are located on a side of the substrate. At least one light-emitting assembly includes a light-emitting element and a light adjustment portion arranged around the light-emitting element. The light adjustment portion includes a plurality of sub-structures spaced apart from each other. In any two sub-structures in the light adjustment portion in any direction away from the light-emitting element, a height of a sub-structure closer to the light-emitting element is less than a height of a sub-structure farther from the light-emitting element.
    Type: Grant
    Filed: March 28, 2022
    Date of Patent: April 15, 2025
    Assignees: BOE MLED TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pei Qin, Yutao Hao, Hao Zhou, Donglei Li, Ying Chen, Honghao Yu, Jie Gao, Jiaxin Li, Jingran Niu, Jinpeng Li
  • Publication number: 20250081692
    Abstract: Provided are a light emitting substrate, a method for manufacturing same, and a display apparatus. The light emitting substrate includes a base substrate; a plurality of light emitting units located at a side of the base substrate; a plurality of protective structures located at a side of the plurality of light emitting units facing away from the base substrate; the plurality of protective structures each covers a respective one of the plurality of light emitting units; and a plurality of reflective patterns located at a side of the plurality of protective structures facing away from the plurality of light emitting units; orthographic projections of the plurality of reflective patterns on the base substrate fall within orthographic projections of the plurality of protective structures on the base substrate.
    Type: Application
    Filed: May 27, 2022
    Publication date: March 6, 2025
    Inventors: Honghao YU, Yutao HAO, Donglei LI, Ying CHEN, Jie GAO, Jiaxin LI, Pei QIN, Lili JIA
  • Publication number: 20250015056
    Abstract: A light-emitting substrate and a display device are provided. The light-emitting substrate includes a base substrate, a reflective layer, at least one pad, a light-emitting element and a connecting portion. The reflective layer includes an opening with a maximum size H1 in a first direction; the light-emitting element includes a first electrode and a second electrode arranged at intervals in a second direction, and a maximum size of the first electrode or the second electrode in the first direction is a first size K1; the connecting portion includes an edge radian region with a maximum size M in the first direction; the at least one pad includes a first pad, the first pad includes a first size portion, a minimum distance between the first size portion and the opening in the first direction is a second size K2 which satisfies: K2?0.5H1?0.5(K1+2M), and 50 ?m?H1?2K2?K1?100 ?m.
    Type: Application
    Filed: May 26, 2022
    Publication date: January 9, 2025
    Applicants: BOE MLED Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Ying Chen, Yutao Hao, Donglei Li, Lili Jia, Jingran Niu, Pei Qin, Honghao Yu, Jiaxin Li, Jie Gao, Xueqiao Li, Shanwei Yang
  • Publication number: 20240377677
    Abstract: A light-emitting substrate includes a substrate and a plurality of light-emitting assemblies. The plurality of light-emitting assemblies are located on a side of the substrate. At least one light-emitting assembly includes a light-emitting element and a light adjustment portion arranged around the light-emitting element. The light adjustment portion includes a plurality of sub-structures spaced apart from each other. In any two sub-structures in the light adjustment portion in any direction away from the light-emitting element, a height of a sub-structure closer to the light-emitting element is less than a height of a sub-structure farther from the light-emitting element.
    Type: Application
    Filed: March 28, 2022
    Publication date: November 14, 2024
    Inventors: Pei QIN, Yutao HAO, Hao ZHOU, Donglei LI, Ying CHEN, Honghao YU, Jie GAO, Jiaxin LI, Jingran NIU, Jinpeng LI
  • Publication number: 20240210754
    Abstract: A backplane includes: a substrate including a circuit structure layer and a second reflective layer, a first reflective layer disposed on a bearing surface of the substrate, a plurality of light-emitting diode chips, and a plurality of optical structures. The first reflective layer includes a plurality of through holes spaced apart. A light-emitting diode chip in the plurality of light-emitting diode chips is located in a through hole. The plurality of light-emitting diode chips are electrically connected to the circuit structure layer. The circuit structure layer is configured to drive the plurality of light-emitting diode chips to emit light. An optical structure in the plurality of optical structures covers the light-emitting diode chip, a light incident surface of the optical structure is in contact with a light exit surface of the light-emitting diode chip, and a light exit surface of the optical structure is a curved surface.
    Type: Application
    Filed: March 11, 2024
    Publication date: June 27, 2024
    Inventors: Pei LI, Haiwei SUN, Ming ZHAI, Lu YU, Kangle CHANG, Jinpeng LI, Pengjun CAO, Yutao HAO, Shubai ZHANG, Shuo WANG, Pei QIN, Zewen GAO, Yali ZHANG
  • Patent number: 11960167
    Abstract: A backplane includes: a substrate including a circuit structure layer, a first reflective layer disposed on a bearing surface of the substrate, a plurality of light-emitting diode chips, and a plurality of optical structures. The first reflective layer includes a plurality of through holes spaced apart. A light-emitting diode chip in the plurality of light-emitting diode chips is located in one of the plurality of through holes. The plurality of light-emitting diode chips are electrically connected to the circuit structure layer. The circuit structure layer is configured to drive the plurality of light-emitting diode chips to emit light. An optical structure in the plurality of optical structures covers the light-emitting diode chip, a light incident surface of the optical structure is in contact with a light exit surface of the light-emitting diode chip, and a light exit surface of the optical structure is a curved surface.
    Type: Grant
    Filed: February 5, 2021
    Date of Patent: April 16, 2024
    Assignees: BOE MLED Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pei Li, Haiwei Sun, Ming Zhai, Lu Yu, Kangle Chang, Jinpeng Li, Pengjun Cao, Yutao Hao, Shubai Zhang, Shuo Wang, Pei Qin, Zewen Gao, Yali Zhang
  • Patent number: 11899302
    Abstract: The present application proposes a display panel and a display device, the display panel includes a liquid crystal display module, a reflective film and a fingerprint identification module. The liquid crystal display module is on a first side of the reflective film, and the fingerprint identification module is on a second side of the reflective film opposite to the first side. The fingerprint identification module includes an invisible light emitting unit and an invisible light sensor. The invisible light emitting unit is configured to emit invisible light in a direction towards the reflective film, and the invisible light sensor is configured to receive reflected invisible light. The reflective film is configured to transmit the invisible light and reflect visible light reaching the reflective film through the liquid crystal display module.
    Type: Grant
    Filed: January 26, 2021
    Date of Patent: February 13, 2024
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shubai Zhang, Jiantao Liu, Haiwei Sun, Ming Zhai, Yutao Hao, Litao Fan, Shuo Wang, Qin Xin, Zhiqiang Zhang
  • Publication number: 20230369551
    Abstract: A light emitting module, a method of manufacturing the light emitting module, and a display device are provided. The light emitting module includes: a back frame; a first substrate; an electronic element array disposed on the first substrate, wherein the electronic element array includes a plurality of electronic elements; an encapsulation layer disposed on the first substrate and covering the electronic element array; and a bonding portion disposed between the back frame and the first substrate, wherein the bonding portion includes a first surface facing the back frame and a second surface facing the first substrate, and the first surface and the second surface are oppositely disposed, wherein a material of the first substrate is an organic material, the back frame is in direct contact with the first surface of the bonding portion, and the first substrate is in direct contact with the second surface of the bonding portion.
    Type: Application
    Filed: March 4, 2022
    Publication date: November 16, 2023
    Inventors: Qi Qi, Ke Wang, Yutao Hao, Jianguo Wang
  • Patent number: 11630348
    Abstract: A backlight module and a display device are disclosed. The backlight module includes: a back plate (1); a middle frame (3) disposed on the back plate (1); a light-emitting substrate (2) disposed on the back plate (1) and in the middle frame (3), the light-emitting substrate (2) including a first light-emitting area (203) and a second light-emitting area (204) surrounding the first light-emitting area (203), and the second light-emitting area (204) being close to an edge of the light-emitting substrate (2); a light compensation structure (100) close to the edge of the light-emitting substrate (2), the light compensation structure (100) including one or more light conversion materials. The backlight module and the display device can improve the display effect.
    Type: Grant
    Filed: June 10, 2022
    Date of Patent: April 18, 2023
    Assignees: BOE MLED Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Pei Qin, Yutao Hao, Donglei Li, Hui Liu, Shuo Wang, Jiaxin Li, Ying Chen, Jie Gao, Honghao Yu
  • Publication number: 20220413342
    Abstract: A backlight module and a display device are disclosed. The backlight module includes: a back plate (1); a middle frame (3) disposed on the back plate (1); a light-emitting substrate (2) disposed on the back plate (1) and in the middle frame (3), the light-emitting substrate (2) including a first light-emitting area (203) and a second light-emitting area (204) surrounding the first light-emitting area (203), and the second light-emitting area (204) being close to an edge of the light-emitting substrate (2); a light compensation structure (100) close to the edge of the light-emitting substrate (2), the light compensation structure (100) including one or more light conversion materials. The backlight module and the display device can improve the display effect.
    Type: Application
    Filed: June 10, 2022
    Publication date: December 29, 2022
    Inventors: Pei QIN, Yutao HAO, Donglei LI, Hui LIU, Shuo WANG, Jiaxin LI, Ying CHEN, Jie GAO, Honghao YU
  • Publication number: 20220375911
    Abstract: A backboard, comprising a substrate, a first reflecting layer, multiple light-emitting diode chips, and multiple optical structures. The substrate comprises a circuit structure layer. The first reflecting layer is provided on a bearing surface of the substrate, and comprises multiple through holes provided at intervals. One of the multiple light-emitting diode chips is located in one of the multiple through holes, and the multiple light-emitting diode chips is electrically connected to the circuit structure layer. The circuit structure layer is configured to drive the multiple light-emitting diode chips to emit light. One of the multiple optical structures covers a light exit surface of one of the multiple light-emitting diode chips. Light entrance surfaces of the optical structures are in contact with light exit surfaces of the light-emitting diode chips. A light exit surface of the optical structure comprises a curved surface.
    Type: Application
    Filed: February 5, 2021
    Publication date: November 24, 2022
    Inventors: Pei LI, Haiwei SUN, Ming ZHAI, Lu YU, Kangle CHANG, Jinpeng LI, Pengjun CAO, Yutao HAO, Shubai ZHANG, Shuo WANG, Pei QIN, Zewen GAO, Yali ZHANG
  • Publication number: 20220308382
    Abstract: The present application proposes a display panel and a display device, the display panel includes a liquid crystal display module, a reflective film and a fingerprint identification module. The liquid crystal display module is on a first side of the reflective film, and the fingerprint identification module is on a second side of the reflective film opposite to the first side. The fingerprint identification module includes an invisible light emitting unit and an invisible light sensor. The invisible light emitting unit is configured to emit invisible light in a direction towards the reflective film, and the invisible light sensor is configured to receive reflected invisible light. The reflective film is configured to transmit the invisible light and reflect visible light reaching the reflective film through the liquid crystal display module.
    Type: Application
    Filed: January 26, 2021
    Publication date: September 29, 2022
    Inventors: Shubai ZHANG, Jiantao LIU, Haiwei SUN, Ming ZHAI, Yutao HAO, Litao FAN, Shuo WANG, Qin XIN, Zhiqiang ZHANG
  • Patent number: 11280952
    Abstract: A light guide component, a backlight module and a display device are provided. The light guide component includes: a first light guide member including a first surface and a second surface opposite to each other, where a plurality of lattice points for the light emission are arranged on the first surface; a plurality of second light guide members fixed to the second surface, where each second light guide member has a light-incidence side surface through which the light emitted by the edge-lighting light source enters into the second light guide member.
    Type: Grant
    Filed: February 12, 2018
    Date of Patent: March 22, 2022
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yutao Hao, Ying Chen, Zhanchang Bu, Jinku Lv
  • Patent number: 11281039
    Abstract: A liquid crystal display apparatus is disclosed. The liquid crystal display apparatus includes: a liquid crystal display panel; an infrared transmitting reflector plate configured to transmit an infrared light and reflect a visible light; an infrared source configured to emit an infrared light which is to be transmitted through the infrared transmitting reflector plate and the liquid crystal display panel to a fingerprint to be identified on a light exit side of the liquid crystal display panel; and a fingerprint identification module disposed on the side of the infrared transmitting reflector plate facing away from the liquid crystal display panel, and configured to receive a part of the infrared light emitted by the infrared source. The part of the infrared light being reflected by the fingerprint to reach the fingerprint identification module through the liquid crystal display panel and the infrared transmitting reflector plate for performing a fingerprint identification.
    Type: Grant
    Filed: June 9, 2020
    Date of Patent: March 22, 2022
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jinzhao Zhou, Litao Fan, Meiling Jin, Qin Xin, Zhiqiang Zhang, Jingfu Tao, Pengfei Cheng, Jian Zhang, Yujie Liu, Shubai Zhang, Haiwei Sun, Ming Zhai, Yutao Hao, Site Cai, Tingting Zhao
  • Patent number: 11112554
    Abstract: The present disclosure relates to the field of display technology, and provides a back light unit, a fabricating method thereof, and a display device in embodiments. The back light unit includes a composite layer. The composite layer includes a light guide layer and a first substrate opposite to each other, and a plurality of first microprisms and a plurality of second microprisms between the light guide layer and the first substrate. Specifically, the light guide layer includes a light exit surface facing the first substrate, and the plurality of first microprisms are on the light exit surface of the light guide layer. The plurality of second microprisms are on a surface of the first substrate facing the light guide layer. Moreover, the first microprisms are fixedly connected to the second microprisms.
    Type: Grant
    Filed: August 13, 2019
    Date of Patent: September 7, 2021
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shubai Zhang, Haiwei Sun, Ming Zhai, Yutao Hao, Pengfei Cheng
  • Publication number: 20210223459
    Abstract: A light guide component, a backlight module and a display device are provided. The light guide component includes: a first light guide member including a first surface and a second surface opposite to each other, where a plurality of lattice points for the light emission are arranged on the first surface; a plurality of second light guide members fixed to the second surface, where each second light guide member has a light-incidence side surface through which the light emitted by the edge-lighting light source enters into the second light guide member.
    Type: Application
    Filed: February 12, 2018
    Publication date: July 22, 2021
    Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yutao HAO, Ying CHEN, Zhanchang BU, Jinku LV
  • Publication number: 20210191176
    Abstract: A liquid crystal display apparatus is disclosed. The liquid crystal display apparatus includes: a liquid crystal display panel; an infrared transmitting reflector plate configured to transmit an infrared light and reflect a visible light; an infrared source configured to emit an infrared light which is to be transmitted through the infrared transmitting reflector plate and the liquid crystal display panel to a fingerprint to be identified on a light exit side of the liquid crystal display panel; and a fingerprint identification module disposed on the side of the infrared transmitting reflector plate facing away from the liquid crystal display panel, and configured to receive a part of the infrared light emitted by the infrared source. The part of the infrared light being reflected by the fingerprint to reach the fingerprint identification module through the liquid crystal display panel and the infrared transmitting reflector plate for performing a fingerprint identification.
    Type: Application
    Filed: June 9, 2020
    Publication date: June 24, 2021
    Inventors: Jinzhao Zhou, Litao Fan, Meiling Jin, Qin Xin, Zhiqiang Zhang, Jingfu Tao, Pengfei Cheng, Jian Zhang, Yujie Liu, Shubai Zhang, Haiwei Sun, Ming Zhai, Yutao Hao, Site Cai, Tingting Zhao
  • Publication number: 20210149105
    Abstract: The present disclosure relates to the field of display technology, and provides a back light unit, a fabricating method thereof, and a display device in embodiments. The back light unit includes a composite layer. The composite layer includes a light guide layer and a first substrate opposite to each other, and a plurality of first microprisms and a plurality of second microprisms between the light guide layer and the first substrate. Specifically, the light guide layer includes a light exit surface facing the first substrate, and the plurality of first microprisms are on the light exit surface of the light guide layer. The plurality of second microprisms are on a surface of the first substrate facing the light guide layer. Moreover, the first microprisms are fixedly connected to the second microprisms.
    Type: Application
    Filed: August 13, 2019
    Publication date: May 20, 2021
    Inventors: Shubai ZHANG, Haiwei SUN, Ming ZHAI, Yutao HAO, Pengfei CHENG
  • Patent number: 10935845
    Abstract: A backlight module and a display device are disclosed, and the backlight module includes: a light source component, a wavelength selection film, and a first light emitting film laminated in sequence. The light source component is configured to emit light of a first wavelength range, the wavelength selection film transmits the light of the first wavelength range and reflect at least light of a second wavelength range, the second wavelength range does not coincide with the first wavelength range, and the first light emitting film is configured to excite and emit blue light under an illumination of the light of the first wavelength range.
    Type: Grant
    Filed: October 31, 2019
    Date of Patent: March 2, 2021
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zewen Gao, Yutao Hao, Shubai Zhang, Haiwei Sun, Ming Zhai, Pei Qin, Shuo Wang