Patents by Inventor Yajie FENG
Yajie FENG 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: 20240113140Abstract: A ridge recognition substrate and a ridge recognition apparatus. The ridge recognition substrate includes: a base substrate including a photosensitive area, and a light-shielding area located on at least one side of the photosensitive area; a plurality of photosensitive devices, arranged in the photosensitive area in an array; each photosensitive device includes a first electrode, a photoelectric conversion structure and a second electrode arranged in layers, the photoelectric conversion structure is electrically connected with the first electrode, and the photoelectric conversion structure directly contacts with the second electrode; and dummy devices, arranged in the light-shielding area in an array, each dummy device including a third electrode, an equivalent dielectric layer and a fourth electrode, the third electrode and the first electrode is in the same layer, the fourth electrode is located at the side of the layer where the second electrode is located facing away from the base substrate.Type: ApplicationFiled: May 26, 2021Publication date: April 4, 2024Inventors: Yajie FENG, Cheng LI, Yue GENG, Kuiyuan WANG, Zhonghuan LI, Yi DAI, Chaoyang QI, Zefei LI, Congcong XI, Xiaoguan LI
-
Publication number: 20240075732Abstract: In a peeling system and a peeling method for a flexible fingerprint component provided by the present invention, the flexible fingerprint component is formed on a rigid substrate, and the flexible fingerprint component comprises a flexible substrate, a photosensitive device layer and an optical film sequentially arranged on the flexible substrate, a first chip-on film bonded to the photosensitive device layer on a first side of the optical film, and a second chip-on film bonded to the photosensitive device layer on a second side of the optical film, wherein the optical film is provided with an extension portion beyond the flexible substrate, the second side of the optical film is located on a side opposite to the extension portion, and the first side of the optical film is located on a side adjacent to the extension portion.Type: ApplicationFiled: February 23, 2021Publication date: March 7, 2024Inventors: Yi DAI, Cheng LI, Yue GENG, Kuiyuan WANG, Chaoyang QI, Zefei LI, Yajie FENG, Xiaoguan LI, Zhonghuan LI
-
Publication number: 20240071127Abstract: An optical sensor array substrate and an optical fingerprint reader are provided. The optical sensor array substrate includes a substrate including a detection area which includes a plurality of photosensitive pixels. Photosensitive pixel includes: a TFT arranged on the substrate; a storage capacitor arranged on the substrate and having a first capacitor plate, and a second capacitor plate electrically connected to the source or drain of the TFT; a photosensitive element, having one end electrically connected to the second capacitor plate; a first electrode layer electrically connected to another end of the photosensitive element. On the substrate, an orthographic projection of the second capacitor plate at least partially overlaps with that of the first electrode layer, and the first capacitor plate is located in the same layer and has the same material as the gate of the TFT.Type: ApplicationFiled: October 18, 2023Publication date: February 29, 2024Inventors: Yajie Feng, Cheng Li, Yue Geng, Kuiyuan Wang, Zefei Li, Chaoyang Qi, Yi Dai, Xiaoguan Li, Yingzi Wang
-
Patent number: 11908226Abstract: A texture recognition device and a manufacturing method thereof are provided. The texture recognition device includes a backlight component and a photosensitive component. The photosensitive component is on a light-outputting side of the backlight component and configured to detect light emitted by the backlight component and reflected by a texture of a detection object to recognize an image of the texture of the detection object. The photosensitive component includes a plurality of photosensitive sensors and an antistatic layer on a side, away from the backlight component, of the plurality of photosensitive sensors, and orthographic projections of the plurality of photosensitive sensors on a plane where the antistatic layer is located are within the antistatic layer.Type: GrantFiled: November 28, 2019Date of Patent: February 20, 2024Assignees: BEIJING BOE SENSOR TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yajie Feng, Cheng Li, Yanna Xue, Xiaozhou Zhan, Yue Geng, Kuiyuan Wang, Haibo Huang, Jingfu Tao
-
Publication number: 20240005694Abstract: Provided in the present disclosure are a print recognition module and a display apparatus. The print recognition module includes: a base substrate; a driving circuit layer located on one side of the base substrate and including a plurality of driving transistors arranged in an array; a first insulating layer located on the side of the driving circuit layer that is away from the base substrate and including a plurality of first via holes running through the thickness thereof; a connecting electrode layer located on the side of the first insulating layer that is away from the driving circuit layer and including a plurality of connecting electrodes which are in one-to-one correspondence with first electrodes of the driving transistors; and a plurality of photoelectric conversion portions located on the side of the connecting electrode layer that is away from the first insulating layer.Type: ApplicationFiled: May 27, 2021Publication date: January 4, 2024Inventors: Yue GENG, Kuiyuan WANG, Zhonghuan LI, Cheng LI, Yi DAI, Yajie FENG, Chaoyang QI, Zefei LI, Xiaoguan LI, Congcong XI
-
Publication number: 20230395625Abstract: A print recognition substrate and a print recognition apparatus. The print recognition substrate includes a base substrate, which includes a data line and a gate line crossing each other; a light shielding structure, located on the base substrate, and including a metal layer, and an orthographic projection of the light shielding structure on the base substrate does not overlap with orthographic projections of the data line and the gate line on the base substrate; a photoelectric conversion structure, located on the side of the light shielding structure away from the base substrate, and an orthographic projection of the photoelectric conversion structure on the base substrate is located in an orthographic projection of the light shielding structure on the base substrate, and a distance between an edge of the photoelectric conversion structure and an edge of the light shielding structure is less than or equal to 3 ?m.Type: ApplicationFiled: June 3, 2021Publication date: December 7, 2023Inventors: Yajie FENG, Cheng LI, Yue GENG, Kuiyuan WANG, Zhonghuan LI, Yi DAI, Chaoyang QI, Zefei LI, Xiaoguan LI, Congcong XI
-
Patent number: 11830278Abstract: An optical sensor array substrate and an optical fingerprint reader are provided. The optical sensor array substrate includes a substrate including a detection area which includes a plurality of photosensitive pixels. Photosensitive pixel includes: a TFT arranged on the substrate; a storage capacitor arranged on the substrate and having a first capacitor plate, and a second capacitor plate electrically connected to the source or drain of the TFT; a photosensitive element located on one side of the storage capacitor away from the substrate, and having one end electrically connected to the second capacitor plate; a first electrode layer located on one side of the photosensitive element away from the substrate and electrically connected to another end of the photosensitive element. An orthographic projection of the second capacitor plate on the substrate at least partially overlaps with an orthographic projection of the first electrode layer on the substrate.Type: GrantFiled: November 30, 2020Date of Patent: November 28, 2023Assignees: Beijing BOE Sensor Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yajie Feng, Cheng Li, Yue Geng, Kuiyuan Wang, Zefei Li, Chaoyang Qi, Yi Dai, Xiaoguan Li, Yingzi Wang
-
Publication number: 20230177866Abstract: An optical sensor array substrate and an optical fingerprint reader are provided. The optical sensor array substrate includes a substrate including a detection area which includes a plurality of photosensitive pixels. Photosensitive pixel includes: a TFT arranged on the substrate; a storage capacitor arranged on the substrate and having a first capacitor plate, and a second capacitor plate electrically connected to the source or drain of the TFT; a photosensitive element located on one side of the storage capacitor away from the substrate, and having one end electrically connected to the second capacitor plate; a first electrode layer located on one side of the photosensitive element away from the substrate and electrically connected to another end of the photosensitive element. An orthographic projection of the second capacitor plate on the substrate at least partially overlaps with an orthographic projection of the first electrode layer on the substrate.Type: ApplicationFiled: November 30, 2020Publication date: June 8, 2023Inventors: Yajie Feng, Cheng Li, Yue Geng, Kuiyuan Wang, Zefei Li, Chaoyang Qi, Yi Dai, Xiaoguan Li, Yingzi Wang
-
Publication number: 20230178578Abstract: The re is provided a fingerprint identification module, including a substrate having a fingerprint identification area and a peripheral area; a photoelectric sensing structure in the fingerprint identification area, and including pixel units; each pixel unit includes a thin film transistor having a gate electrode coupled to a corresponding gate line and a first electrode coupIed to a corresponding signal sensing line; the fingerprint identification area includes a photosensitive region, the pixel unit in the photosensitive region further includes a photoelectric sensor including a third electrode, a photosensitive pattern and a fourth electrode which are sequentially stacked along a direction away from the substrate, and the third electrode is coupled to a second electrode of the thin film transistor in the same pixel unit as that where the photoelectric sensor is located; an area ratio of the photoelectric sensor to the pixel unit corresponding thereto ranges from 40% to 90%.Type: ApplicationFiled: November 30, 2020Publication date: June 8, 2023Inventors: Kuiyuan WANG, Cheng LI, Yue GENG, Chaoyang QI, Yi DAI, Zefei LI, Xiaoguan LI, Yajie FENG, Yingzi WANG
-
Patent number: 11587966Abstract: A fingerprint acquisition apparatus includes a plurality of photoelectric conversion units and a first shading pattern. The first shading pattern includes at least one first shading block including a first opening, and an orthographic projection of the first opening in the first shading block on the base substrate is within an orthographic projection of a target photoelectric conversion unit corresponding to the first shading block on the base substrate.Type: GrantFiled: August 16, 2021Date of Patent: February 21, 2023Assignees: Beijing BOE Sensor Technology Co., LTD, BOE Technology Group Co., LTD.Inventors: Yajie Feng, Cheng Li, Yue Geng, Kuiyuan Wang, Chaoyang Qi, Yi Dai, Zefei Li
-
Publication number: 20230025263Abstract: A texture recognition device and a manufacturing method thereof are provided. The texture recognition device includes a backlight component and a photosensitive component. The photosensitive component is on a light-outputting side of the backlight component and configured to detect light emitted by the backlight component and reflected by a texture of a detection object to recognize an image of the texture of the detection object. The photosensitive component includes a plurality of photosensitive sensors and an antistatic layer on a side, away from the backlight component, of the plurality of photosensitive sensors, and orthographic projections of the plurality of photosensitive sensors on a plane where the antistatic layer is located are within the antistatic layer.Type: ApplicationFiled: November 28, 2019Publication date: January 26, 2023Inventors: Yajie FENG, Cheng LI, Yanna XUE, Xiaozhou ZHAN, Yue GENG, Kuiyuan WANG, Haibo HUANG, Jingfu TAO
-
Patent number: 11538848Abstract: Provided a fingerprint identification substrate and a manufacturing method therefor, a identification method, and a display apparatus. The fingerprint identification substrate includes a substrate and at least two kinds of identification pixels disposed on the substrate, a first identification pixel includes a first photodiode and a second identification pixel includes a second photodiode. The first photodiode includes a first electrode, a first photoelectric conversion layer and a second electrode, the second photodiode includes the first electrode, a second photoelectric conversion layer and the second electrode, and the first photoelectric conversion layer and the second photoelectric conversion layer have different spectral response characteristics to red light or infrared light.Type: GrantFiled: June 26, 2021Date of Patent: December 27, 2022Assignees: Beijing BOE Sensor Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yue Geng, Cheng Li, Zhonghuan Li, Kuiyuan Wang, Yi Dai, Zefei Li, Chaoyang Qi, Yajie Feng, Xiaoguan Li
-
Publication number: 20220163812Abstract: The present disclosure provides an optical identification module and a display panel. The optical identification module includes a substrate, an identification structure and a collimation optical path structure, where the identification structure is arranged on the substrate, the collimation optical path structure is arranged on a light entering side of the identification structure, the optical identification module further includes a non-visible light filtering structure, and the non-visible light filtering structure is arranged in the collimation optical path structure and configured to filter non-visible light irradiated to the identification structure.Type: ApplicationFiled: June 23, 2021Publication date: May 26, 2022Inventors: Zefei LI, Yue GENG, Cheng LI, Zhonghuan LI, Chaoyang QI, Kuiyuan WANG, Yi DAI, Yajie FENG, Xiaoguan LI
-
Publication number: 20220164561Abstract: The embodiment of the present disclosure discloses a display apparatus. A flexible optical fingerprint recognition component is obtained by arrangement of a flexible substrate, a flexible fingerprint recognition element and a flexible collimation structure to implement flexible foldable display. In addition, the flexible fingerprint recognition element includes a first flexible fingerprint recognition element and a second flexible fingerprint recognition element which are mutually independent, the first flexible fingerprint recognition element corresponds to a first non-bending area of the flexible display module, the second flexible fingerprint recognition element corresponds to a second non-bending area of the flexible display module, and a non-fingerprint recognition area corresponding to the bending area is provided between the first flexible fingerprint recognition element and the second flexible fingerprint recognition element.Type: ApplicationFiled: June 22, 2021Publication date: May 26, 2022Inventors: Yi DAI, Cheng LI, Yue GENG, Kuiyuan WANG, Yajie FENG, Zefei LI, Chaoyang QI, Zhonghuan LI
-
Publication number: 20220165772Abstract: A fingerprint acquisition apparatus includes a plurality of photoelectric conversion units and a first shading pattern. The first shading pattern includes at least one first shading block including a first opening, and an orthographic projection of the first opening in the first shading block on the base substrate is within an orthographic projection of a target photoelectric conversion unit corresponding to the first shading block on the base substrate.Type: ApplicationFiled: August 16, 2021Publication date: May 26, 2022Inventors: Yajie Feng, Cheng Li, Yue Geng, Kuiyuan Wang, Chaoyang Qi, Yi Dai, Zefei Li
-
Publication number: 20220165780Abstract: Provided a fingerprint identification substrate and a manufacturing method therefor, a identification method, and a display apparatus. The fingerprint identification substrate includes a substrate and at least two kinds of identification pixels disposed on the substrate, a first identification pixel includes a first photodiode and a second identification pixel includes a second photodiode. The first photodiode includes a first electrode, a first photoelectric conversion layer and a second electrode, the second photodiode includes the first electrode, a second photoelectric conversion layer and the second electrode, and the first photoelectric conversion layer and the second photoelectric conversion layer have different spectral response characteristics to red light or infrared light.Type: ApplicationFiled: June 26, 2021Publication date: May 26, 2022Inventors: Yue GENG, Cheng LI, Zhonghuan LI, Kuiyuan WANG, Yi DAI, Zefei LI, Chaoyang QI, Yajie FENG, Xiaoguan LI
-
Patent number: 11244140Abstract: An electronic apparatus and a texture recognition device are described that relate to image recognition technologies. The texture recognition device includes a sensing layer, a transparent contact layer, a light shielding layer, and a plurality of light sources. The sensing layer includes a plurality of photosensitive units distributed in an array; the transparent contact layer is disposed on a side of the sensing layer; the light shielding layer is disposed between the sensing layer and the transparent contact layer, and including a plurality of light transmission portions arranged in an array; and the light sources are distributed in an array on a side of the light shielding layer close to the transparent contact layer, and light emitted by the light sources is reflected by the transparent contact layer and transmitted to the photosensitive units by passing through the light transmission portions.Type: GrantFiled: June 19, 2020Date of Patent: February 8, 2022Assignees: Beijing BOE Sensor Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xiaozhou Zhan, Cheng Li, Yanna Xue, Yajie Feng, Kuiyuan Wang, Yue Geng
-
Publication number: 20210027036Abstract: The present disclosure provides an electronic apparatus and a texture recognition device, and relates to the field of image recognition technologies. The texture recognition device includes a sensing layer, a transparent contact layer, a light shielding layer, and a plurality of light sources. The sensing layer includes a plurality of photosensitive units distributed in an array; the transparent contact layer is disposed on a side of the sensing layer; the light shielding layer is disposed between the sensing layer and the transparent contact layer, and including a plurality of light transmission portions arranged in an array; and the light sources are distributed in an array on a side of the light shielding layer close to the transparent contact layer, and light emitted by the light sources is reflected by the transparent contact layer and transmitted to the photosensitive units by passing through the light transmission portions.Type: ApplicationFiled: June 19, 2020Publication date: January 28, 2021Inventors: Xiaozhou ZHAN, Cheng LI, Yanna XUE, Yajie FENG, Kuiyuan WANG, Yue GENG