Patents by Inventor Tianfu GUO
Tianfu 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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Publication number: 20240074250Abstract: Provided are a display panel and a preparation method therefor, and an electronic device. The display panel includes a base plate, an interlayer insulating layer, and a wiring. The base plate is provided with a first groove located in a non-display area. The interlayer insulating layer is provided on the base plate and covers the first groove, and the interlayer insulating layer is provided with a second groove at a position corresponding to the first groove. The wiring is provided on a part of the interlayer insulating layer in the non-display area and fills the second groove.Type: ApplicationFiled: October 25, 2023Publication date: February 29, 2024Inventor: Tianfu Guo
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Patent number: 11910638Abstract: A display panel and a manufacturing method thereof are provided. The display panel includes an array substrate, a light emitting device layer, and an encapsulation layer. The encapsulation layer includes at least one first adhesive layer, and an orthographic projection of the at least one first adhesive layer on the array substrate is positioned in the array substrate.Type: GrantFiled: February 12, 2020Date of Patent: February 20, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Tianfu Guo, Hsianglun Hsu
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Patent number: 11482691Abstract: A display panel and a manufacturing method thereof are provided. The display panel includes a substrate, a first inorganic layer, an organic layer, and a water absorption laminated layer. The display panel manufacturing method includes a substrate provided step, a first inorganic layer formation step, an organic layer formation step, a second inorganic layer formation step, and a water absorption laminated layer formation step.Type: GrantFiled: October 12, 2019Date of Patent: October 25, 2022Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Tianfu Guo, Jing Huang
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Patent number: 11404666Abstract: The present invention provides an organic light emitting diode (OLED) display panel and a manufacturing method thereof. The display panel includes a display structure and an encapsulation structure, the display structure includes a display region and an edged non-display region surrounding the display region, the display region includes an OLED layer, the encapsulation structure is disposed on the edged non-display region; wherein the encapsulation structure includes a buffer strip connected to the display region and a sealing layer covering the display region and the buffer strip; wherein a surface of the buffer strip has an uneven three-dimensional structure.Type: GrantFiled: December 25, 2018Date of Patent: August 2, 2022Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Tianfu Guo
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Publication number: 20210408468Abstract: A display panel and a manufacturing method thereof are provided. The display panel includes a substrate, a first inorganic layer, an organic layer, and a water absorption laminated layer. The display panel manufacturing method includes a substrate provided step, a first inorganic layer formation step, an organic layer formation step, a second inorganic layer formation step, and a water absorption laminated layer formation step.Type: ApplicationFiled: October 12, 2019Publication date: December 30, 2021Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Tianfu GUO, Jing HUANG
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Publication number: 20210384463Abstract: The present disclosure provides a display panel, a manufacturing method of the display panel, and a display module. The display panel includes a packaging layer including a plurality of packaging units arranged in an array. A blocker is disposed between the two adjacent packaging units. At least one inorganic layer and at least one organic layer are disposed between two of the adjacent blockers. At least one display unit is correspondingly disposed between two of the adjacent blockers.Type: ApplicationFiled: November 15, 2018Publication date: December 9, 2021Inventors: Tianfu GUO, Hsianglun HSU
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Patent number: 11196021Abstract: A composite film layer, a method for manufacturing the same, and a method for manufacturing an organic light emitting diode (OLED) display panel are provided. The composite film layer includes first sub-film layers and second sub-film layers having different refractive indices, wherein the first sub-film layers and the second sub-film layers are alternately stacked, and thicknesses of the first sub-film layer and thicknesses of the second sub-film layer gradually increase or decrease in a direction perpendicular to the composite film layer.Type: GrantFiled: August 31, 2018Date of Patent: December 7, 2021Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Tianfu Guo, Hsianglun Hsu
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Publication number: 20210359258Abstract: The present invention provides an organic light emitting diode (OLED) display panel and a manufacturing method thereof. The display panel includes a display structure and an encapsulation structure, the display structure includes a display region and an edged non-display region surrounding the display region, the display region includes an OLED layer, the encapsulation structure is disposed on the edged non-display region; wherein the encapsulation structure includes a buffer strip connected to the display region and a sealing layer covering the display region and the buffer strip; wherein a surface of the buffer strip has an uneven three-dimensional structure.Type: ApplicationFiled: December 25, 2018Publication date: November 18, 2021Inventor: Tianfu GUO
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Patent number: 11108017Abstract: The present disclosure provides an organic light emitting diode display package structure and a method of manufacturing the same. The organic light emitting diode display package structure is provided with a gate insulating layer, a first barrier layer, a first organic buffer layer, a first hydrophobic layer, a second organic buffer layer, and a second barrier layer which are disposed sequentially. A double layer of the organic buffer layer has a thickness capable of wrapping the foreign matters in the area to lower the possibility that the water and oxygen pass through this area and enter OLED device to enhance the protection ability of the TFE on the OLED device.Type: GrantFiled: November 5, 2018Date of Patent: August 31, 2021Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Tianfu Guo
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Publication number: 20210257586Abstract: The present application provides an organic light-emitting diode (OLED) display panel and a method of manufacturing thereof, the OLED display panel comprising an OLED substrate and an encapsulation portion disposed on the OLED substrate; wherein the OLED substrate comprises a substrate and an OLED layer disposed on the substrate; the substrate comprises a display region and an edge region surrounding the display region; the OLED layer is disposed in the display region; the encapsulation portion comprises a barrier body and an encapsulation layer; the barrier body is disposed in the edge region and comprises at least one barrier ring; the barrier ring surrounds the OLED layer and is disposed apart from the OLED layer, the encapsulation layer is disposed above the barrier body.Type: ApplicationFiled: September 3, 2018Publication date: August 19, 2021Inventor: Tianfu GUO
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COMPOSITE FILM LAYER, METHOD FOR MANUFACTURING SAME, AND METHOD FOR MANUFACTURING OLED DISPLAY PANEL
Publication number: 20210226159Abstract: A composite film layer, a method for manufacturing the same, and a method for manufacturing an organic light emitting diode (OLED) display panel are provided. The composite film layer includes first sub-film layers and second sub-film layers having different refractive indices, wherein the first sub-film layers and the second sub-film layers are alternately stacked, and thicknesses of the first sub-film layer and thicknesses of the second sub-film layer gradually increase or decrease in a direction perpendicular to the composite film layer.Type: ApplicationFiled: August 31, 2018Publication date: July 22, 2021Inventors: Tianfu GUO, Hsianglun HSU -
Patent number: 11069865Abstract: The invention provides a flexible display panel and a fabricating method thereof. The flexible display panel includes a flexible substrate, one or more layers of a laser absorbing layer disposed in the flexible substrate, and a display functional layer disposed on the flexible substrate, the laser absorbing layer containing a fluorine-containing aromatic organic compound as an ultraviolet light absorber. The fluorine-containing aromatic organic compound used the ultraviolet light absorbing agent has strong ultraviolet light absorbing ability, and is chemically stable, and can be stably present in a flexible substrate, thereby being capable of absorbing excess laser energy in the LLO process and preventing the excess laser energy in the LLO process from further carbonizing the display functional layer on the flexible substrate. Thus, the LLO process yield of the flexible display panel is effectively improved and the yield of the product is greatly improved as a result.Type: GrantFiled: December 19, 2018Date of Patent: July 20, 2021Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Tianfu Guo
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Patent number: 10991911Abstract: The beneficial effects of the present application are as follows: the modified epoxy resin is doped with the modified epoxy resin in the buffer layer, the modified epoxy resin is reacted with the first barrier layer under UV irradiation, so that the modified epoxy resin is adhered to the first barrier layer to adhere the buffer layer and the first barrier layer and solve the technical problem that the organic layer and the inorganic layer are easily peeled off in the prior art. The present application also provides a packaging method and an electronic device.Type: GrantFiled: January 9, 2020Date of Patent: April 27, 2021Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Tianfu Guo
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Patent number: 10985346Abstract: An organic light-emitting diode (OLED) display device is provided in the present invention, including a flexible substrate, a thin film transistor (TFT) layer, an OLED light emitting layer, a light extraction film layer, an inorganic protection film layer, and a packaging film layer. The light extraction film layer includes a first light extraction film layer and a second light extraction film layer. A nano-imprint process is performed on the second light extraction film layer to form a micro-lens array. The present invention also provides a manufacturing method of the OLED display device.Type: GrantFiled: November 2, 2018Date of Patent: April 20, 2021Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Tianfu Guo
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Publication number: 20210104701Abstract: The present disclosure provides an organic light emitting diode display package structure and a method of manufacturing the same. The organic light emitting diode display package structure is provided with a gate insulating layer, a first barrier layer, a first organic buffer layer, a first hydrophobic layer, a second organic buffer layer, and a second barrier layer which are disposed sequentially. A double layer of the organic buffer layer has a thickness capable of wrapping the foreign matters in the area to lower the possibility that the water and oxygen pass through this area and enter OLED device to enhance the protection ability of the TFE on the OLED device.Type: ApplicationFiled: November 5, 2018Publication date: April 8, 2021Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Tianfu Guo
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Publication number: 20210083225Abstract: The present invention provides a display panel and manufacturing method of the display panel. The display panel includes a substrate and a TFE layer. The TFE layer includes a first inorganic layer, an organic layer, and a laminated film layer. The manufacturing method of the display panel includes a substrate provision step and a TFE layer formation step. The TFE layer formation step includes a first inorganic layer formation step, a laminated film layer formation step, an organic layer formation step, and a second inorganic layer formation step.Type: ApplicationFiled: September 10, 2019Publication date: March 18, 2021Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Tianfu GUO
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Publication number: 20210083223Abstract: The OLED display panel and display device include: a light emitting substrate, and at least one set of encapsulation film disposed on the light emitting substrate; the encapsulation film includes a first inorganic layer disposed on the light emitting substrate, and a retaining wall is provided in an edge region of the first inorganic layer, and an organic layer is disposed on the first inorganic layer, and the organic layer is retained in the retaining wall, and a second inorganic layer covering the first inorganic layer, the organic layer and the retaining wall is provided on the organic layer; the retaining wall is configured as a sawtooth structure.Type: ApplicationFiled: July 10, 2019Publication date: March 18, 2021Inventor: Tianfu GUO
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Patent number: 10868277Abstract: An organic light emitting diode (OLED) display panel includes a thin film transistor (TFT) array substrate; an OLED light-emitting layer; an encapsulation layer; an inducing layer disposed on a light-emitting side of the OLED light-emitting layer; a micro lens array film disposed over the inducing layer; and an organic hydrophobic layer disposed between the inducing layer and the micro lens array film. By providing the organic hydrophobic layer with strong hydrophobic performance, a surface with a large water contact angle is provided for a subsequent formation of the micro lens array film, thereby improving an optical coupling ratio of the micro lens, and improving luminous efficiency of the OLED light emitting layer.Type: GrantFiled: December 18, 2018Date of Patent: December 15, 2020Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Tianfu Guo
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Patent number: 10868281Abstract: The disclosure discloses a fabricating method of an OLED device, including the following steps: coating a polyimide material on a glass substrate to form a base substrate, the base substrate including a material capable of absorbing water and oxygen; fabricating an OLED device layer on the TFT layer; the disclosure also discloses a corresponding OLED device. In the embodiment of the disclosure, the water and oxygen blocking performance of the PI layer in the OLED device can be enhanced, and the service life of the OLED device can be improved.Type: GrantFiled: November 2, 2017Date of Patent: December 15, 2020Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Tianfu Guo
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Patent number: 10811466Abstract: An organic light emitting diode display panel includes a thin film transistor array layer disposed on a flexible substrate, and including thin film transistors, a reflective anode, and a pixel defining layer. The pixel defining layer has a patterned structure defining non-light emitting regions and light emitting regions, each being between the non-light emitting regions; a black matrix layer disposed on the non-light emitting regions; a light emitting module disposed on a surface of the black matrix layer and the pixel defining layer, and including a plurality of pixel units. Each pixel unit includes a red subpixel, a green subpixel, and a blue subpixel respectively correspondingly disposed in one light emitting region and disposed on the reflective anode; a filter film layer including a red filter, a green filter, and a blue filter respectively correspondingly disposed on one red subpixel, one green subpixel and one blue subpixel.Type: GrantFiled: December 21, 2018Date of Patent: October 20, 2020Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Tianfu Guo, Hsianglun Hsu