Patents by Inventor Huibin Guo
Huibin Guo 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).
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Patent number: 11385537Abstract: A phase shift mask includes a transparent substrate and light-shielding portions. The light-shielding portions include a first light-shielding portion, and over one side of it, a first compensating light-shielding portion, which has a first distance to the first light-shielding portion and a first width smaller than a resolution of an exposing machine utilized for an exposure process using the phase shift mask. The light-shielding portions can further include a second compensating light-shielding portion, having a second distance to another side of the first light-shielding portion and a second width smaller than the resolution of the exposing machine. The first distance and the second distance respectively allow the first and the second compensating light-shielding portion to reduce an exposure at a region corresponding to two sides of the first light-shielding portion during the exposure process. A method manufacturing an electronic component utilizing the phase shift mask is also provided.Type: GrantFiled: October 26, 2018Date of Patent: July 12, 2022Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xiaoxiang Zhang, Mingxuan Liu, Huibin Guo, Yongzhi Song, Xiaolong Li, Wenqing Xu, Zumou Wu
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Patent number: 11360378Abstract: A display panel includes a method of fabricating an array substrate. The method includes forming a metal layer (1) on a substrate, and patterning the metal layer (1) using a phase shift mask to form a pattern of metal wiring. The phase shift mask includes a substrate and a wiring light shielding portion (02) on the substrate (01). The wiring light shielding portion (02) includes a light shielding region (021) and a phase shift region (022). In a direction perpendicular to the extending direction of the wiring light shielding portion (02) a width of the light shielding region (021) is larger than a width of the pattern of the metal wiring formed by the wiring light shielding portion (02).Type: GrantFiled: November 1, 2018Date of Patent: June 14, 2022Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xiaoxiang Zhang, Mingxuan Liu, Huibin Guo, Wenqing Xu, Xiaolong Li, Zumou Wu, Yongzhi Song
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Patent number: 11275200Abstract: An array substrate and a manufacturing method thereof, a display panel and a display device are disclosed. The array substrate includes a transparent base substrate and an electrode structure provided on the transparent base substrate, the electrode structure including an anti-reflective layer and a first electrode layer, the anti-reflective layer being located between the first electrode layer and the transparent base substrate.Type: GrantFiled: July 24, 2019Date of Patent: March 15, 2022Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Shoukun Wang, Huibin Guo, Hao Han, Fangbin Fu, Yihe Jia, Yongzhi Song, Zhichang Liu, Jiantao Liu
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Publication number: 20220013544Abstract: An oxide thin film transistor includes a gate electrode, and a first active layer structure and a second active layer structure arranged subsequently, the first active layer structure includes a first conductive connection portion and a second conductive connection portion arranged oppositely, the second active layer structure includes a third conductive connection portion and a fourth conductive connection portion arranged oppositely, and the second oxide semiconductor pattern respectively coupled to the third conductive connection portion and the fourth conductive connection portion, and an orthographic projection of the first oxide semiconductor pattern on the substrate and an orthographic projection of the second oxide semiconductor pattern on the substrate are both located within an orthographic projection of the gate electrode on the substrate, the second conductive connection portion is coupled to the third conductive connection portion.Type: ApplicationFiled: September 2, 2020Publication date: January 13, 2022Applicants: WUHAN BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xibin SHAO, Yanping LIAO, Huibin GUO
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Patent number: 11189641Abstract: An array substrate, a manufacturing method thereof, and a display apparatus are provided. The array substrate includes a display area and a non-display area in the periphery of the display area, the display area includes pixel regions, the display and non-display areas are provided with via holes, wherein each pixel region is provided, at a side facing a display side, with a reflection layer configured to reflect light irradiated thereon from an external light source to form a display image; and an anti-deterioration layer in contact with the reflection layer is provided in the via holes in the display and non-display areas. Thus, by using a new material, utilization of external light source is improved without additional masking process, and connection in via holes in the display area, and especially in the non-display area is achieved, which prevents deterioration of the via holes and poor contact resistance.Type: GrantFiled: July 5, 2018Date of Patent: November 30, 2021Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.Inventors: Shoukun Wang, Huibin Guo, Hao Han, Fangbin Fu, Yongzhi Song
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Publication number: 20210366940Abstract: The present disclosure discloses a manufacturing method of an array substrate, an array substrate, a display panel and a display device. The manufacturing method includes: forming a metal layer on a base substrate; forming a protective layer on the side, away from the base substrate, of the metal layer, wherein the protective layer is configured to protect the metal layer; forming photoresist on the side, away from the base substrate, of the protective layer; and processing the base substrate, on which the metal layer, the protective layer and the photoresist are formed, by means of a photoetching process to obtain a metal pattern.Type: ApplicationFiled: November 7, 2018Publication date: November 25, 2021Inventors: Fangbin Fu, Huibin Guo, Jinchao Bai, Shoukun Wang, Hao Han, Yihe Jia, Yongzhi Song
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Publication number: 20210356856Abstract: A phase shift mask includes a transparent substrate and light-shielding portions. The light-shielding portions include a first light-shielding portion, and over one side of it, a first compensating light-shielding portion, which has a first distance to the first light-shielding portion and a first width smaller than a resolution of an exposing machine utilized for an exposure process using the phase shift mask. The light-shielding portions can further include a second compensating light-shielding portion, having a second distance to another side of the first light-shielding portion and a second width smaller than the resolution of the exposing machine. The first distance and the second distance respectively allow the first and the second compensating light-shielding portion to reduce an exposure at a region corresponding to two sides of the first light-shielding portion during the exposure process. A method manufacturing an electronic component utilizing the phase shift mask is also provided.Type: ApplicationFiled: October 26, 2018Publication date: November 18, 2021Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xiaoxiang ZHANG, Mingxuan LIU, Huibin GUO, Yongzhi SONG, Xiaolong LI, Wenqing XU, Zumou WU
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Publication number: 20210333704Abstract: A display panel includes a method of fabricating an array substrate. The method includes forming a metal layer (1) on a substrate, and patterning the metal layer (1) using a phase shift mask to form a pattern of metal wiring. The phase shift mask includes a substrate and a wiring light shielding portion (02) on the substrate (01). The wiring light shielding portion (02) includes a light shielding region (021) and a phase shift region (022). In a direction perpendicular to the extending direction of the wiring light shielding portion (02) a width of the light shielding region (021) is larger than a width of the pattern of the metal wiring formed by the wiring light shielding portion (02).Type: ApplicationFiled: November 1, 2018Publication date: October 28, 2021Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xiaoxiang Zhang, Mingxuan Liu, Huibin Guo, Wenqing Xu, Xiaolong Li, Zumou Wu, Yongzhi Song
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Patent number: 11094789Abstract: Embodiments of the present disclosure disclose a thin film transistor, a method for manufacturing a thin film transistor, an array substrate, and a display device. The thin film transistor includes a source electrode and a drain electrode, each of the source electrode and the drain electrode including a metal substrate and a conductive layer covering the metal substrate. An adhesion between the conductive layer and a photoresist material is larger than an adhesion between the metal substrate and the photoresist material. The metal substrate and the conductive layer are both formed on a base substrate, an orthographic projection of the conductive layer on the base substrate covers an orthographic projection of the metal substrate on the base substrate, and. an area of the orthographic projection of the conductive layer on the base substrate is larger than an area of the orthographic projection of the metal substrate on the base substrate.Type: GrantFiled: April 12, 2019Date of Patent: August 17, 2021Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xiaolong Li, Jinchao Bai, Huibin Guo, Xiao Han, Yongzhi Song
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Patent number: 11079670Abstract: Disclosed are a manufacturing method of a phase shift mask and a phase shift mask. The manufacturing method of a phase shift mask includes: forming a pattern of metal shielding layer on a base substrate; forming a phase shift layer and a first photoresist layer in sequence on the pattern of metal shielding layer; patterning the first photoresist layer with the pattern of metal shielding layer serving as a mask to form a pattern of first photoresist layer; and etching the phase shift layer with the pattern of first photoresist layer serving as a mask to form a pattern of phase shift layer.Type: GrantFiled: September 21, 2018Date of Patent: August 3, 2021Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Mingxuan Liu, Huibin Guo, Yongzhi Song, Xiaoxiang Zhang, Wenqing Xu, Zumou Wu, Xiaolong Li
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Publication number: 20210223440Abstract: An array substrate and a manufacturing method thereof, a display panel and a display device are disclosed. The array substrate includes a transparent base substrate and an electrode structure provided on the transparent base substrate, the electrode structure including an anti-reflective layer and a first electrode layer the anti-reflective layer being located between the first electrode layer and the transparent base substrate.Type: ApplicationFiled: July 24, 2019Publication date: July 22, 2021Inventors: Shoukun WANG, Huibin GUO, Hao HAN, Fangbin FU, Yihe JIA, Yongzhi SONG, Zhichang LIU, Jiantao LIU
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Patent number: 11069719Abstract: An array substrate includes a base substrate, a plurality of signal lines disposed at a side of the base substrate, and an organic layer disposed at a side of the plurality of signal lines facing away from the base substrate. The organic layer includes at least one auxiliary portion and a reference portion surrounding the at least one auxiliary portion, and a thickness of each auxiliary portion is less than a thickness of the reference portion.Type: GrantFiled: July 3, 2019Date of Patent: July 20, 2021Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Wenqing Xu, Xiaolong Li, Xiaoxiang Zhang, Mingxuan Liu, Zumou Wu, Huibin Guo, Yongzhi Song
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Publication number: 20210210527Abstract: A method for manufacturing an array substrate, including forming a thin film transistor and a peripheral circuit; forming a passivation layer covering at least the thin film transistor and the peripheral circuit; forming a first via hole penetrating the passivation layer and exposing part of a drain of the thin film transistor, and a second via hole penetrating the passivation layer and exposing part of the peripheral circuit; forming a first conductive layer pattern on the passivation layer, the first conductive layer pattern covering the first via hole and the second via hole; forming a reflective metal layer pattern and a second conductive layer pattern on the first conductive layer pattern, the second conductive layer pattern covering the second via hole.Type: ApplicationFiled: December 14, 2017Publication date: July 8, 2021Inventors: Jinchao BAI, Xiao HAN, Qi SANG, Huibin GUO, Yongzhi SONG
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Patent number: 11054737Abstract: Disclosed are a mask, a display substrate and a display device. The mask comprises a substrate, a first exposure structure, a second exposure structure located at one side of the substrate and disposed opposite to each other, the first exposure structure comprises a first light transmission film layer and a first light shielding film layer, an orthographic projection of the first light shielding film layer falls within an orthographic projection of the first light transmission film layer on the substrate; the second exposure structure comprises a second light transmission film layer and a second light shielding film layer, an orthographic projection of the second light shielding film layer falls within an orthographic projection of the second light transmission film layer on the substrate; a side edge of the first exposure structure has a first zigzag structure, and a side edge of the second exposure structure has a second zigzag structure.Type: GrantFiled: August 21, 2018Date of Patent: July 6, 2021Assignees: BOE Technology Group Co., Ltd., Beijing BOE Display Technology Co., Ltd.Inventors: Xiaoxiang Zhang, Huibin Guo, Yongzhi Song, Mingxuan Liu, Wenqing Xu, Xiaolong Li, Zumou Wu
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Patent number: 11049889Abstract: This disclosure provides an array substrate, a method for fabricating the same, a display panel, and a display device, where a first photo-resist layer is stripped in a changed order in that the first photo-resist layer on a source-drain is stripped through wet etching before a ohm contact layer film and an active layer film are etched in an electrically-conductive channel area (i.e., an electrically-conductive channel of a TFT is etched) to form an ohm contact layer and an active layer.Type: GrantFiled: September 21, 2018Date of Patent: June 29, 2021Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xiao Han, Jinchao Bai, Xiangqian Ding, Huibin Guo
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Publication number: 20210181575Abstract: A reflective display panel (1), a manufacturing method thereof and a display device are provided. The reflective display panel (1) includes a first base substrate (11) and a second base substrate (12) which are oppositely arranged. A reflecting layer (13) is arranged at a side, close to the second base substrate (12), of the first base substrate (11), and a thin film transistor (14) and a lead (15) are arranged at a side, close to the first base substrate (11), of the second base substrate (12), which solves the problems of requiring more housing materials to be used when the reflective display panel (1) is packaged, as well as causing the waste of housing materials and impossibility of achieving the frameless display side of the reflective display panel (1), thereby reducing the waste of housing materials and achieving the frameless display side of the reflective display panel (1).Type: ApplicationFiled: February 13, 2018Publication date: June 17, 2021Inventors: Mingxuan Liu, Huibin Guo, Xiaoxiang Zhang
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Patent number: 10943927Abstract: An array substrate includes a pixel circuit and a light-emitting diode. The pixel circuit includes a driving transistor including a first active medium made of polysilicon, and a switching transistor including a second active medium made of polysilicon. The first active medium has a first grain size. The second active medium has a second grain size larger than the first grain size. The light-emitting diode is coupled to the pixel circuit.Type: GrantFiled: March 5, 2020Date of Patent: March 9, 2021Assignees: Beijing BOE Display Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Wenqing Xu, Mingxuan Liu, Jing Wang, Xiaoxiang Zhang, Huibin Guo
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Publication number: 20210028200Abstract: This disclosure provides an array substrate, a method for fabricating the same, a display panel, and a display device, where a first photo-resist layer is stripped in a changed order in that the first photo-resist layer on a source-drain is stripped through wet etching before a ohm contact layer film and an active layer film are etched in an electrically-conductive channel area (i.e., an electrically-conductive channel of a TFT is etched) to form an ohm contact layer and an active layer.Type: ApplicationFiled: September 21, 2018Publication date: January 28, 2021Inventors: Xiao HAN, Jinchao BAI, Xiangqian DING, Huibin GUO
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Publication number: 20200401036Abstract: A mask and a method for preparing the mask are provided in embodiments of the present disclosure. The mask includes: a substrate; and at least one first photo-resistance structure and at least one second photo-resistance structure on the substrate; the first photo-resistance structure includes a first light shielding film layer and an optical filter film layer, and the optical filter film layer includes a first optical filter portion whose orthographic projection on the substrate is located out of an edge of an orthographic projection of the first light shielding film layer on the substrate and adjoins the edge of the orthographic projection of the first light shielding film layer on the substrate; and the second photo-resistance structure merely includes a second light shielding film layer.Type: ApplicationFiled: August 28, 2018Publication date: December 24, 2020Inventors: Jinchao Bai, Huibin Guo, Mingxuan LIU, Xiao Han, Xiangqian Ding, Yongzhi Song
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Publication number: 20200381523Abstract: Embodiments of the present disclosure disclose a thin film transistor, a method for manufacturing a thin film transistor, an array substrate, and a display device. The thin film transistor includes a source electrode and a drain electrode, each of the source electrode and the drain electrode including a metal substrate and a conductive layer covering the metal substrate. An adhesion between the conductive layer and a photoresist material is larger than an adhesion between the metal substrate and the photoresist material. The metal substrate and the conductive layer are both formed on a base substrate, an orthographic projection of the conductive layer on the base substrate covers an orthographic projection of the metal substrate on the base substrate, and. an area of the orthographic projection of the conductive layer on the base substrate is larger than an area of the orthographic projection of the metal substrate on the base substrate.Type: ApplicationFiled: April 12, 2019Publication date: December 3, 2020Inventors: Xiaolong Li, Jinchao Bai, Huibin Guo, Xiao Han, Yongzhi Song