Patents by Inventor Pengfei Yu
Pengfei Yu 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: 20210398965Abstract: A display module and an electronic device are provided. The display module includes a substrate, a display part, a driving chip, a flexible circuit, and a buffer part. The substrate includes a soldering portion. The display part is disposed on a light emitting side of the substrate. The driving chip is disposed on a light emitting side of the soldering portion. The flexible circuit board is bent from a first surface of the soldering portion to a second surface of the soldering portion. The buffer part is disposed between the flexible circuit board and the soldering portion.Type: ApplicationFiled: June 30, 2020Publication date: December 23, 2021Inventor: Pengfei YU
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Publication number: 20210375173Abstract: A display panel includes a plurality of sub-pixels and a plurality of data lines, and a detection circuit. The data lines include at least one first data line. The detection circuit includes a first detection signal line, a detection control signal line, and at least one first switch. The first detection signal line and the detection control signal line detour along an edge of the active area. The first detection signal line is configured to transmit a detection signal, and the detection control signal line is configured to transmit a detection control signal. The first switch is electrically connected to the first detection signal line, the detection control signal line, and the at least one first data line, and is configured to close a line between the first detection signal line and the first data line, in response to the detection control signal.Type: ApplicationFiled: May 28, 2021Publication date: December 2, 2021Inventors: Yu WANG, Yi ZHANG, Tingliang LIU, Shun ZHANG, Tinghua SHANG, Huijuan YANG, Pengfei YU, Yang ZHOU, Linhong HAN, Xiaofeng JIANG, Hao ZHANG, Huijun LI
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Publication number: 20210366342Abstract: A display panel is provided. A plurality of target sub-pixels of the display panel in a pixel arrangement direction, and located in a first area and adjacent to a second area have a same luminous color. The first area and the second area correspondingly correspond to a light color area and a dark color area in an electrical testing screen. In this way, when an alignment precision inspection technique is performed based on an electrical testing screen, luminous colors of sub-pixels affecting colors of border lines are same. Therefore, the border lines having different colors caused by photoresists having different colors do not occur.Type: ApplicationFiled: April 25, 2019Publication date: November 25, 2021Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.Inventor: Pengfei YU
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Publication number: 20210354868Abstract: The present application provides a system and method of monitoring a product packaging. By obtaining an actual weight value and theoretical weight parameters of a target packaging bag and analyzing whether the actual weight value matches the theoretical weight parameters, the target packaging bag is regarded as a packaging failure when the actual weight value fails to match the theoretical weight parameters. In the present application, after product packaging, weighing the packaging bag to obtain the actual weight value and matching the actual weight value for the theoretical weight parameters to realize the monitoring of whether the packaging bag is regarded as the packaging failure.Type: ApplicationFiled: April 28, 2019Publication date: November 18, 2021Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.Inventor: Pengfei YU
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Publication number: 20210333439Abstract: The present disclosure provides a polarizer protective film and a method for tearing off the same. The polarizer protective film is used for adhering to a surface of a polarizer. The polarizer protective film is provided with an extending portion protruding from the polarizer. In the polarizer protective film of the present disclosure and the method for tearing off the same, an extending portion is provided on the polarizer protective film, so that when the polarizer protective film is torn off, there is a good force bearing point to achieve the effect of tearing off the polarizer protective film at one time.Type: ApplicationFiled: April 10, 2019Publication date: October 28, 2021Inventors: Pengfei YU, Tao SONG, Shaokun LI
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Publication number: 20210325721Abstract: A display panel and a manufacturing method thereof are provided. The display panel includes an array substrate, a backlight, and an array substrate polarizer. The array substrate includes a plurality of thin-film transistors. The backlight is disposed under the array substrate and is configured to provide a light source. The array substrate polarizer is disposed on a surface of the array substrate facing the backlight, and includes a plurality of light-shielding portions corresponding to the thin-film transistors. The manufacturing method of the display panel includes steps of: forming an array substrate, forming an array substrate polarizer, bonding an array substrate polarizer, and bonding a backlight.Type: ApplicationFiled: June 4, 2019Publication date: October 21, 2021Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Pengfei YU
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Patent number: 11143895Abstract: The present disclosure provides a display panel and a display module, including a display area, a protection area surrounding the display area, a cutting area located at the periphery of the protection area; a first substrate and a second substrate disposed in the display area; a first light shielding layer patterned and disposed in the protection area and a second light shielding layer patterned and disposed in the cutting area, and at least one of the first light shielding layer, the second light shielding layer, and a color film layer of the first substrate or the second substrate are in a same layer.Type: GrantFiled: November 5, 2019Date of Patent: October 12, 2021Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Pengfei Yu
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Publication number: 20210312869Abstract: The present disclosure provides a display substrate, a manufacturing method and a display device. The display substrate comprises a scan driving circuit and a display area, wherein the scan driving circuit comprises a plurality of shift register units, a first voltage signal line, a second voltage signal line, a first clock signal line, and a second clock signal line, all of which extend in a first direction; and the display area comprises at least one driving transistor configured to drive a light-emitting element for display. At least one of the plurality of shift register units comprises an output circuit and a signal output line, wherein the output circuit is coupled to the first voltage signal line, the second voltage signal line, and the signal output line, and the signal output line extends in a second direction intersecting the first direction. The output circuit comprises a transistor that is provided between the first voltage signal line and the second voltage signal line.Type: ApplicationFiled: March 16, 2020Publication date: October 7, 2021Inventors: Jie DAI, Pengfei YU, Shun ZHANG, Lu BAI, Siyu WANG, Mengqi WANG, Hao ZHANG
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Patent number: 11137646Abstract: The present invention provides a liquid crystal display panel and a display device. The liquid crystal display panel includes: a first substrate; a second substrate disposed opposite to the first substrate; liquid crystals filled between the first substrate and the second substrate; and first support walls disposed on the first substrate to support the second substrate, wherein the first support walls are disposed around the first blind hole and formed with a liquid crystal channel having a size larger than a size of each of the liquid crystals. In the present invention, by disposing the first support walls on the first substrate and around the first blind hole, when the first substrate and the second substrate are bonded by vacuum cell-assembly, the edge of the blind hole is supported, such that recessing of the glass substrate can be mitigated.Type: GrantFiled: June 9, 2020Date of Patent: October 5, 2021Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Pengfei Yu
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Publication number: 20210302774Abstract: The present invention provides a liquid crystal display panel and a display device. The liquid crystal display panel includes: a first substrate; a second substrate disposed opposite to the first substrate; liquid crystals filled between the first substrate and the second substrate; and first support walls disposed on the first substrate to support the second substrate, wherein the first support walls are disposed around the first blind hole and formed with a liquid crystal channel having a size larger than a size of each of the liquid crystals. In the present invention, by disposing the first support walls on the first substrate and around the first blind hole, when the first substrate and the second substrate are bonded by vacuum cell-assembly, the edge of the blind hole is supported, such that recessing of the glass substrate can be mitigated.Type: ApplicationFiled: June 9, 2020Publication date: September 30, 2021Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Pengfei Yu
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Patent number: 11132963Abstract: A display panel, a method of driving a display panel, and a display device are disclosed. The display panel includes a signal applying circuit, the input circuit of the signal applying circuit includes a plurality of first input sub-circuits and a plurality of second input sub-circuits, and the shunt circuit of the signal applying circuit includes a plurality of first shunt sub-circuits and a plurality of second shunt sub-circuits. The first input sub-circuit transmits one of the first data signal and the second data signal to the first shunt sub-circuit. The second input sub-circuit transmits the third data signal to the second shunt sub-circuit. The first shunt sub-circuit transmits the first data signal or the second data sign alto the first output terminal or the second output terminal. The second shunt sub-circuit transmits the third data signal to the third output terminal or the fourth output terminal.Type: GrantFiled: April 8, 2019Date of Patent: September 28, 2021Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Pengfei Yu, Tingliang Liu, Haigang Qing
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Publication number: 20210295556Abstract: The present disclosure relates to an image processing method that can include that an image to be processed is acquired, at least one category is selected via category information of the image to be processed, and a thermodynamic diagram for each category in the at least one category can be determined via the category information. The method can further include that a first positioning frame set corresponding to a target object in the image to be processed is respectively determined for the thermodynamic diagram for each category in the thermodynamic diagram for the at least one category, and a second positioning frame set of the image to be processed is determined according to an unsupervised target detection algorithm. Additionally, the method can include that a target positioning frame set in the image to be processed is determined according to the first positioning frame set and the second positioning frame set.Type: ApplicationFiled: August 3, 2020Publication date: September 23, 2021Applicant: Beijing Xiaomi Pinecone Electronics Co., Ltd.Inventors: Pengfei YU, Jiagao HU, Fei WANG, Changxin LIU
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Publication number: 20210287009Abstract: A video processing method includes: extracting a plurality of video frames from a source video with a first aspect ratio; clipping each of the plurality of video frames multiple times to generate a plurality of candidate clipping boxes with a second aspect ratio; respectively determining scores of the plurality of candidate clipping boxes of each of the plurality of video frames, the scores representing playing effects of the video frames in response to that each of the candidate clipping boxes is taken as a clipping range; selecting a clipping box of each of the video frames from the plurality of candidate clipping boxes based on the scores; and clipping each of the video frames by using the selected clipping box, and generating a target video with the second aspect ratio.Type: ApplicationFiled: August 4, 2020Publication date: September 16, 2021Inventors: Jiagao HU, Changxin LIU, Fei WANG, Pengfei YU
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Publication number: 20210256921Abstract: A display panel, a method of driving a display panel, and a display device are disclosed. The display panel includes a signal applying circuit, the input circuit of the signal applying circuit includes a plurality of first input sub-circuits and a plurality of second input sub-circuits, and the shunt circuit of the signal applying circuit includes a plurality of first shunt sub-circuits and a plurality of second shunt sub-circuits. The first input sub-circuit transmits one of the first data signal and the second data signal to the first shunt sub-circuit. The second input sub-circuit transmits the third data signal to the second shunt sub-circuit. The first shunt sub-circuit transmits the first data signal or the second data signal to the first output terminal or the second output terminal. The second shunt sub-circuit transmits the third data signal to the third output terminal or the fourth output terminal.Type: ApplicationFiled: April 8, 2019Publication date: August 19, 2021Inventors: Pengfei YU, Tingliang LIU, Haigang QING
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Patent number: 11092836Abstract: The present invention discloses an array substrate, including: a first metal layer, a second metal layer and a common electrode layer which are insulated from each other and sequentially formed on a base substrate; the first metal layer includes a gate line, the second metal layer includes a data line, and the common electrode layer includes a touch sensing electrode; the second metal layer includes a touch signal line, the touch signal line is electrically connected to the touch sensing electrode, and the touch signal line and the data line are intersected each other and are disconnected at an intersection location; and the first metal layer includes a bridging connection line, two ends of the bridging connection line are connected to the touch signal line such that the touch signal line disconnected at the intersection location are electrically connected. A manufacturing method and an in-cell touch panel are also disclosed.Type: GrantFiled: April 24, 2018Date of Patent: August 17, 2021Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Pengfei Yu, Jiawei Zhang
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Patent number: 11079179Abstract: A second-level liquid slag cache system with flow and temperature monitoring and control functions is disclosed. A slag inlet is located at an upper portion of the slag ladle casing; at least one slag discharging unit is located at a side of a lower portion of the slag ladle casing; one slag discharging unit is corresponding to one stopper; the stopper includes a stopper head, a stopper rod and a stopper control mechanism; the stopper control mechanism is configured to control the flow area between the stopper head and the sizing nozzle; a sealing cover is disposed outside the sizing nozzle; a slag control tube is installed at a bottom of the sealing cover. The present invention is able to achieve liquid slag buffer, flow control and heat compensation, so as to allow liquid slag to continuously stably perform a subsequent granulation process.Type: GrantFiled: April 13, 2017Date of Patent: August 3, 2021Assignee: XI'AN JIAOTONG UNIVERSITYInventors: Shuzhong Wang, Zhongqing Zhang, Xi Zhang, Liwei Ma, Lin Chen, Haiyu Meng, Zefeng Jing, Jianjun Cai, Pengfei Yu
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Patent number: 10996503Abstract: A display device and a method of manufacturing the same are provided. The display device includes a liquid crystal cell, a first polarizer, a second polarizer, a backlight module, a first light shielding body and a second light shielding body. The liquid crystal cell includes a light transmissive area. The first polarizer is provided with a first opening. The second polarizer is provided with a second opening. The first light shielding body is disposed in the first opening. The second light shielding body is disposed in the second opening.Type: GrantFiled: November 4, 2019Date of Patent: May 4, 2021Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Pengfei Yu, Chong Long, Tao Song, Wei Tang
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Publication number: 20210088834Abstract: A display device and a method of manufacturing the same are provided. The display device includes a liquid crystal cell, a first polarizer, a second polarizer, a backlight module, a first light shielding body and a second light shielding body. The liquid crystal cell includes a light transmissive area. The first polarizer is provided with a first opening. The second polarizer is provided with a second opening. The first light shielding body is disposed in the first opening. The second light shielding body is disposed in the second opening.Type: ApplicationFiled: November 4, 2019Publication date: March 25, 2021Inventors: Pengfei YU, Chong LONG, Tao SONG, Wei TANG
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Publication number: 20210055600Abstract: The present disclosure provides a display panel and a display module, including a display area, a protection area surrounding the display area, a cutting area located at the periphery of the protection area; a first substrate and a second substrate disposed in the display area; a first light shielding layer patterned and disposed in the protection area and a second light shielding layer patterned and disposed in the cutting area, and at least one of the first light shielding layer, the second light shielding layer, and a color film layer of the first substrate or the second substrate are in a same layer.Type: ApplicationFiled: November 5, 2019Publication date: February 25, 2021Inventor: Pengfei YU
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Publication number: 20210057673Abstract: The present invention provides a display module and a full lamination method. The display module includes a cover plate, a glass substrate, a display panel, and an adhesive layer. The adhesive layer includes a main part and an extension part. The adhesive layer is extended beyond the glass substrate, and UV irradiation is performed on a lateral side of the display module to solidify the extension part, so that impurities such as ambient water/moisture are prevented from entering the inside of the display module. Two deaerating treatments are performed to effectively avoid occurrence of bubbles at a boundary between a visible region and a black matrix region.Type: ApplicationFiled: November 5, 2019Publication date: February 25, 2021Inventors: Pengfei YU, Tao SONG, Guipeng TU