Patents by Inventor Dewei SONG
Dewei SONG 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: 20250035981Abstract: The present disclosure provides a display panel and a display device including the display panel. The display panel includes an array substrate including a light inlet side and a light outlet side oppositely arranged, including a plurality of opening regions for passing though light and a plurality of non-opening regions in addition to the plurality of opening regions, and including an insulation structure. The insulation structure includes a first groove located in the opening regions, recessed in a direction from the light outlet side toward the light inlet side, and filled with insulation materials. The insulation materials include a first insulation layer and a second insulation layer disposed on one side of the first insulation layer close to the light inlet side. The second insulation layer has a refractive index less than a refractive index of the first insulation layer.Type: ApplicationFiled: October 15, 2024Publication date: January 30, 2025Inventors: Fei AI, Dewei SONG, Chengzhi LUO
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Publication number: 20240421173Abstract: An embodiment of the present application discloses a display panel and a display panel manufacturing method. The photosensitive element and the thin film transistor device are disposed on the same side of the substrate. Some components of the photosensitive element and some components of the thin film transistor device can be manufactured by the same step, and therefore can improve integration of the photosensitive element on the array substrate. Furthermore, the photosensitive element can be integrated in the display panel with reduced photomasks and a lowered cost.Type: ApplicationFiled: December 15, 2021Publication date: December 19, 2024Inventors: Jiyue SONG, Fei AI, Dewei SONG, Fan GONG
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Patent number: 12164195Abstract: A display panel and a manufacturing method thereof, and a display device are provided. The display panel includes a backlight module and an array substrate. The array substrate includes an insulation structure is located in the opening region. A first groove is defined at a side of the insulation structure away from the backlight module. A first insulation layer and a second insulation layer are filled in the first groove. The second insulation layer is located on a side of the first insulation layer close to the backlight module, and a refractive index of the second insulation layer is less than a refractive index of the first insulation layer.Type: GrantFiled: November 8, 2022Date of Patent: December 10, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Fei Ai, Dewei Song, Chengzhi Luo
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Publication number: 20240405033Abstract: An array substrate, a display panel, and an electronic device are provided. The array substrate includes a substrate, a first conductive layer including a first connection part, a fourth insulating layer disposed on the first conductive layer and provided with a second via, and a second conductive layer disposed on the fourth insulating layer and in the second via. The second conductive layer includes a second electrode, and the second electrode is connected to the first connection part through the second via.Type: ApplicationFiled: August 15, 2024Publication date: December 5, 2024Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Fei AI, Jiyue SONG, Dewei SONG
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Publication number: 20240363640Abstract: A display panel and a display device are provided. The display panel includes: an active layer, a gate, and a gate auxiliary structure. The active layer is disposed along a first direction and includes a channel layer. The gate is disposed above the channel layer and a width of the gate along the first direction is equal to a length of the channel layer along the first direction. The gate auxiliary structure is disposed adjacent to the gate. The width of the gate along the first direction is less than 1 micrometer.Type: ApplicationFiled: November 29, 2023Publication date: October 31, 2024Inventors: Fei AI, Dewei SONG, Chengzhi LUO
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Publication number: 20240363758Abstract: A display panel is provided by embodiments of the present application, a thin film transistor includes: a first gate electrode including a first side slope, a second side slope oppositely arranged, and a top surface; a first gate insulating layer covering the first gate electrode; a semiconductor layer arranged on the first gate insulating layer, wherein the semiconductor layer includes a first end, a second end, and a channel arranged between the first end and the second end, the second end is at least partially on the top surface, the channel is at least partially located on the first side slope.Type: ApplicationFiled: February 28, 2023Publication date: October 31, 2024Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Zhifu LI, Guanghui LIU, Chao DAI, Fei AI, Dewei SONG, Zhuang LI
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Patent number: 12087782Abstract: An array substrate, a display panel, and an electronic device are provided. The array substrate includes a substrate, a first conductive layer including a first connection part, a fourth insulating layer disposed on the first conductive layer and provided with a second via, and a second conductive layer disposed on the fourth insulating layer and in the second via. The second conductive layer includes a second electrode, and the second electrode is connected to the first connection part through the second via.Type: GrantFiled: November 24, 2020Date of Patent: September 10, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Fei Ai, Jiyue Song, Dewei Song
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Patent number: 12072594Abstract: The present application discloses a display panel and an electrical terminal. The display panel includes: an underlay; an array driver layer located on the underlay and including a gate electrode layer and a source and drain electrode layer; a signal line including an adaptor portion located in the non-display region, wherein the adaptor portion includes a first wire section disposed in a same layer with the gate electrode layer, a second wire section disposed in a same layer with the source and drain electrode layer, and a bridge portion electrically connected to the first wire section and the second wire section; wherein the first wire section, the second wire section, and the bridge portion are disposed in different layers.Type: GrantFiled: September 8, 2021Date of Patent: August 27, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Zhilin Wu, Tao Ma, Dewei Song, Fei Ai
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Patent number: 12075638Abstract: An array substrate, a display panel, and a display device are provided by the present application. The array substrate includes a base substrate; a light-sensitive component layer disposed on the base substrate, wherein a plurality of light-sensitive components are disposed at intervals in the light-sensitive component layer; and a first light-shielding layer disposed on the light-sensitive component layer. An orthographic projection of the first light-shielding layer on the base substrate partially overlaps with an orthographic projection of each of the light-sensitive components on the array substrate.Type: GrantFiled: February 26, 2021Date of Patent: August 27, 2024Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd.Inventors: Jiyue Song, Fei Ai, Dewei Song, Fan Gong
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Patent number: 12068330Abstract: A touch array substrate and a manufacturing method thereof, wherein in the touch array substrate, an active layer, an insulating layer, a pixel electrode layer, a metal layer, a planarization layer, and a common electrode layer are sequentially disposed on the buffer layer. The active layer includes a first region corresponding to a source electrode and a second region corresponding to a drain electrode. The pixel electrode layer includes a plurality of base layers. The metal layer is correspondingly disposed on the base layers. The metal layer includes a touch signal line, a data line, and a gate electrode. The common electrode layer includes a touch electrode, the source electrode, and the drain electrode.Type: GrantFiled: January 17, 2020Date of Patent: August 20, 2024Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd.Inventors: Yuan Yan, Yong Xu, Fei Ai, Dewei Song
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Publication number: 20240233433Abstract: A fingerprint collection device and a display panel are provided. The fingerprint collection device includes: a base substrate, a driving circuit layer, a first passivation layer, a photodiode, a second passivation layer, and an electrode layer. A first electrode portion is electrically connected to the photodiode through a second via. A second electrode portion is electrically connected to a first signal trace and a second signal trace through a third via and a fourth via to form a bridge structure. Since the third via, the fourth via, and the second via are formed in same process, one process can be saved.Type: ApplicationFiled: March 10, 2022Publication date: July 11, 2024Inventors: Fan GONG, Fei AI, Jiyue SONG, Dewei SONG
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Publication number: 20240234577Abstract: A semiconductor device and an electronic device are provided. A through hole is formed in an insulating layer and located on a first active layer. A thin-film transistor layer includes a third active layer. At least part of the third active layer is located on a sidewall of the through hole. One side of the third active layer is connected to a first active layer, and the other side of the third active layer is connected to a second active layer, so that a channel length is reduced, short channel effect is reduced, on-state current is increased, and power consumption is reduced.Type: ApplicationFiled: November 11, 2022Publication date: July 11, 2024Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.Inventors: Zhifu LI, Guanghui LIU, Chao DAI, Fei AI, Dewei SONG, Chengzhi LUO
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Publication number: 20240234576Abstract: The present application provides a thin-film transistor having a vertical structure and an electronic device. In the thin-film transistor having the vertical structure, the thin-film transistor includes a first doped portion and a second portion, the second doped portion is connected to and partly in contact with a channel portion through a via hole by arranging the second doped portion in the via hole of an insulating layer, which can reduce a contact area between the second doped portion and the channel portion, thereby reducing ions diffusing into a channel region and improving device stability of the thin-film transistor. Also, in the thin-film transistor having the vertical structure, a projection area of the thin-film transistor can be reduced, improving an aperture ratio of a display panel.Type: ApplicationFiled: November 4, 2022Publication date: July 11, 2024Inventors: Zhifu LI, Guanghui LIU, Fei AI, Dewei SONG, Chengzhi LUO
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Patent number: 12033424Abstract: A light-sensitive sensor, an array substrate, and an electronic equipment are provided. The light-sensitive sensor includes a third metal layer, a second semiconductor layer, and a fourth metal layer. The third metal layer includes a second gate. The second semiconductor layer includes conductive portions, and the conductive portions are disposed at both ends of the second semiconductor layer. The fourth metal layer disposed on the second semiconductor layer, and the fourth metal layer includes a second source and a second drain.Type: GrantFiled: August 14, 2020Date of Patent: July 9, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Jianfeng Yuan, Fan Gong, Fei Ai, Jiyue Song, Dewei Song, Shiyu Long
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Publication number: 20240222446Abstract: The present application provides a thin film transistor and an electronic device. The thin film transistor includes: a crystalline active pattern, wherein the crystalline active pattern includes a channel and two contact portions, and the two contact portions are connected to opposite two sides of the channel in a direction intersecting a thickness direction of the crystalline active pattern; a groove located on at least one of the two contact portions and extending in the thickness direction of the crystalline active pattern; a source electrode and a drain electrode connected to the two contact portions, respectively; and an insulating layer being in contact with the channel.Type: ApplicationFiled: August 30, 2022Publication date: July 4, 2024Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Fei Ai, Dewei Song
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Publication number: 20240222379Abstract: Embodiments of the present disclosure provide an array substrate and a display panel. The array substrate includes a first active layer, a gate electrode, a gate insulating layer, a second active layer, and a source/drain metal layer. The first active layer is connected in parallel with the second active layer through a conductor layer. Through an active layer structure with two layers in parallel, an on-state current and mobility of equivalent carriers of a device are effectively improved, and a comprehensive performance of the device is improved.Type: ApplicationFiled: November 7, 2022Publication date: July 4, 2024Inventors: Zhifu LI, Guanghui LIU, Fei Al, Dewei Song
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Publication number: 20240204000Abstract: An array substrate and a display panel are provided. The array substrate includes an active layer. The active layer includes a channel portion and a doped portion. The doped portion includes a first doped layer and a second doped layer. The channel portion includes a first channel portion and a second channel portion. The first channel portion is connected to the first doped layer. The second channel portion is connected to the second doped layer. A part of the second channel portion overlaps with a part of the first doped layer, thus, a step-laminated structure is formed, and an overall performance of the device is improved.Type: ApplicationFiled: August 17, 2022Publication date: June 20, 2024Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Fei Ai, Dewei Song, Shiyu Long
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Publication number: 20240194684Abstract: A semiconductor device and an electronic device are provided. The semiconductor device includes an insulating substrate and a thin film transistor layer. The thin film transistor layer includes a first active layer and a first insulating layer disposed on the first active layer, and a convex portion is formed on the first insulating layer. The thin film transistor layer further includes a second active layer and a third active layer disposed on both sidewalls and an upper surface of the convex portion, one end of the first active layer is connected to the second active layer, and another end of the first active layer is connected to the third active layer.Type: ApplicationFiled: August 8, 2022Publication date: June 13, 2024Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.Inventors: Zhifu LI, Guanghui LIU, Fei AI, Dewei SONG
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Publication number: 20240194792Abstract: The present application provides a thin film transistor substrate and an electronic device. The thin film transistor substrate includes: a substrate; a boss including an undercut structure, the undercut structure is located on a side wall of the boss; a filler located in the undercut structure; and an active layer located on the boss and the substrate, the active layer includes a channel, and the channel covers the undercut structure and the filler.Type: ApplicationFiled: December 22, 2022Publication date: June 13, 2024Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.Inventors: Zhifu LI, Guanghui LIU, Fei AI, Dewei SONG, Zhuang LI
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Publication number: 20240152010Abstract: Embodiments of the present disclosure provide a display panel and a display terminal. The display panel includes at least one ultraviolet sensing transistor and at least one control transistor disposed on a substrate, and a color film substrate including a light blocking unit; wherein the ultraviolet sensing transistor includes an ultraviolet absorbing layer, and an orthographic projection of the light blocking unit on the substrate covers an orthographic projection of the ultraviolet absorbing layer on the substrate. According to the embodiment of the present disclosure, the light blocking unit absorbs or blocks the visible lights to prevent the visible lights from entering into the ultraviolet absorbing layer.Type: ApplicationFiled: April 13, 2022Publication date: May 9, 2024Inventors: Fan GONG, Guanghui LIU, Fei AI, Jiyue SONG, Dewei SONG, Rui HE