Patents by Inventor Yinfeng Zhang
Yinfeng Zhang 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: 12158668Abstract: Liquid crystal display panels are provided. In the display panel, a first polarization direction of a first polarizer is perpendicular to a second polarization direction of a second polarizer; each pixel unit includes a pixel electrode including a trunk electrode, the trunk electrode includes a first and a second trunk electrodes disposed along a first direction and a second direction, respectively; an angle between the first direction and the first polarization direction is different from a right angle; the trunk electrode defines an area where the pixel unit is located as four domains, each domain is provided with branch electrodes; the branch electrodes in adjacent domains arranged in a row direction form a first angle and a second angle with the first polarization direction respectively, the first angle ranges from 0 to 30 degrees, and the second angle ranges from 60 degrees to 90 degrees.Type: GrantFiled: December 24, 2023Date of Patent: December 3, 2024Assignee: TCL China Star Optoelectronics Technology Co., Ltd.Inventors: Xingwu Chen, Yoonsung Um, Yinfeng Zhang, Xin Zhang, Lixuan Chen, Dongze Li
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Publication number: 20240126124Abstract: Liquid crystal display panels are provided. In the display panel, a first polarization direction of a first polarizer is perpendicular to a second polarization direction of a second polarizer; each pixel unit includes a pixel electrode including a trunk electrode, the trunk electrode includes a first and a second trunk electrodes disposed along a first direction and a second direction, respectively; an angle between the first direction and the first polarization direction is different from a right angle; the trunk electrode defines an area where the pixel unit is located as four domains, each domain is provided with branch electrodes; the branch electrodes in adjacent domains arranged in a row direction form a first angle and a second angle with the first polarization direction respectively, the first angle ranges from 0 to 30 degrees, and the second angle ranges from 60 degrees to 90 degrees.Type: ApplicationFiled: December 24, 2023Publication date: April 18, 2024Inventors: Xingwu CHEN, Yoonsung UM, Yinfeng ZHANG, Xin ZHANG, Lixuan CHEN, Dongze LI
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Publication number: 20240047434Abstract: A double-surface display panel and a double-surface spliced display screen are disclosed. The double-surface display panel comprises a substrate, a plurality of first micro light-emitting diode (LED) units, and a plurality of second LED unis. The first micro LED units and the second LED units are disposed on a same side or different sides of the substrate. A light-emitting direction of the second micro LED units and a light-emitting direction of the first micro LED units are opposite. The first micro LED units and the second micro LED units, which have different light-emitting directions, share the same substrate. Therefore, a thickness of an entire film of the double-surface display panel can be reduced.Type: ApplicationFiled: December 22, 2021Publication date: February 8, 2024Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Yinfeng Zhang
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Patent number: 11868011Abstract: The present application discloses a liquid crystal display panel, which includes an array substrate, a color filter substrate, a first polarizer and a second polarizer; wherein each of the pixel units includes a pixel electrode, the pixel electrode includes a trunk electrode, the trunk electrode includes a first trunk electrode disposed along a first direction and a second trunk electrode disposed along a second direction, and an angle between the first direction and the first polarization direction is different from a right angle.Type: GrantFiled: April 15, 2020Date of Patent: January 9, 2024Assignee: TCL China Star Optoelectronics Technology Co., Ltd.Inventors: Xingwu Chen, Yoonsung Um, Yinfeng Zhang, Xin Zhang, Lixuan Chen, Dongze Li
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Patent number: 11754887Abstract: A pixel electrode is provided. A plurality of sub-trunks of a vertical trunk of the pixel electrode are spaced apart from each other. Each of the sub-trunks is parallel to a horizontal trunk. Therefore, liquid crystal molecules on each sub-trunk is basically inclined in a horizontal direction. If the pixel electrode with the above structure is applied to a liquid crystal display panel, a color shift generated by the liquid crystal display panel when displaying skin-tone colors can be improved, and quality of the display can be improved. A liquid crystal display panel having the pixel electrode is also provided.Type: GrantFiled: June 5, 2020Date of Patent: September 12, 2023Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Yinfeng Zhang
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Patent number: 11747682Abstract: The present application provides a pixel electrode, a display panel, and a display device. The pixel electrode includes a stripe main electrode, a first metal trace, and branch electrodes; the stripe main electrode includes a first main electrode and a second main electrode; the first metal trace is disposed between two main traces parallel to a first direction, and is coupled to the first main electrode and the second main electrode to form four display regions.Type: GrantFiled: September 8, 2020Date of Patent: September 5, 2023Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Yinfeng Zhang
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Publication number: 20230104249Abstract: The present application provides a pixel electrode, a display panel, and a display device. The pixel electrode includes a stripe main electrode, a first metal trace, and branch electrodes; the stripe main electrode includes a first main electrode and a second main electrode; the first metal trace is disposed between two main traces parallel to a first direction, and is coupled to the first main electrode and the second main electrode to form four display regions.Type: ApplicationFiled: September 8, 2020Publication date: April 6, 2023Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Yinfeng ZHANG
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Publication number: 20230096799Abstract: A pixel electrode is provided. A plurality of sub-trunks of a vertical trunk of the pixel electrode are spaced apart from each other. Each of the sub-trunks is parallel to a horizontal trunk. Therefore, liquid crystal molecules on each sub-trunk is basically inclined in a horizontal direction. If the pixel electrode with the above structure is applied to a liquid crystal display panel, a color shift generated by the liquid crystal display panel when displaying skin-tone colors can be improved, and quality of the display can be improved. A liquid crystal display panel having the pixel electrode is also provided.Type: ApplicationFiled: June 5, 2020Publication date: March 30, 2023Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Yinfeng ZHANG
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Publication number: 20230032811Abstract: The present application discloses a liquid crystal display panel, which includes an array substrate, a color filter substrate, a first polarizer and a second polarizer; wherein each of the pixel units includes a pixel electrode, the pixel electrode includes a trunk electrode, the trunk electrode includes a first trunk electrode disposed along a first direction and a second trunk electrode disposed along a second direction, and an angle between the first direction and the first polarization direction is different from a right angle.Type: ApplicationFiled: April 15, 2020Publication date: February 2, 2023Inventors: Xingwu CHEN, Yoonsung UM, Yinfeng ZHANG, Xin ZHANG, Lixuan CHEN, Dongze LI
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Patent number: 11422424Abstract: An array substrate and a display panel are provided. In the array substrate, sub-pixels include a main pixel area, a transistor connection area, and an auxiliary pixel area arranged along a first direction. Branch portions of pixel electrodes of the sub-pixels in the main pixel area and the auxiliary pixel area form included angles, and two adjacent included angles along a second direction face opposite directions. Every two rows of the sub-pixels form a balance unit, wherein a number of the included angles of first sub-pixels located in even positions of an odd-numbered row and in odd positions of an even-numbered row facing the second direction is equal to that of the included angles of the first sub-pixels located in the even positions of the odd-numbered row and in the odd positions of the even-numbered row facing a third direction.Type: GrantFiled: April 7, 2020Date of Patent: August 23, 2022Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Yinfeng Zhang
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Publication number: 20220113573Abstract: An array substrate and a display panel are provided. In the array substrate, sub-pixels include a main pixel area, a transistor connection area, and an auxiliary pixel area arranged along a first direction. Branch portions of pixel electrodes of the sub-pixels in the main pixel area and the auxiliary pixel area form included angles, and two adjacent included angles along a second direction face opposite directions. Every two rows of the sub-pixels form a balance unit, wherein a number of the included angles of first sub-pixels located in even positions of an odd-numbered row and in odd positions of an even-numbered row facing the second direction is equal to that of the included angles of the first sub-pixels located in the even positions of the odd-numbered row and in the odd positions of the even-numbered row facing a third direction.Type: ApplicationFiled: April 7, 2020Publication date: April 14, 2022Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Yinfeng ZHANG
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Publication number: 20210405462Abstract: The present application provides a pixel electrode structure and a liquid crystal display panel. Each first sub electrode is disposed correspondingly to a second sub electrode. A gap is disposed between an end of each of the first sub electrodes and an end of a corresponding one of the second sub electrodes. The gap and an adjacent gap are interlaced, thereby, reducing dark streaks generated on the boundary, and improving transmittance.Type: ApplicationFiled: December 4, 2019Publication date: December 30, 2021Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Yinfeng ZHANG, Yunglun LIN
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Patent number: 11181788Abstract: The present invention provides a display panel including a plurality of sub-pixels. Each of the sub-pixels includes a main region and a sub-region. Each of the sub-pixels includes pixel electrodes disposed in the main region and the sub-region. Each of the pixel electrodes includes a backbone portion and a plurality of branch portions connected to the backbone portion. One of the sub-pixels in each of the pixel units includes a shared electrode and a light shielding layer. The shared electrode extends from the main region of the one of the sub-pixels to the sub-region of the one of the sub-pixels. The light-shielding layer is disposed in the main region and the sub-region of the one of the sub-pixels.Type: GrantFiled: December 24, 2019Date of Patent: November 23, 2021Inventors: Yinfeng Zhang, Yunglun Lin, Xuan Li, Yihe Zhang, Wu Cao
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Publication number: 20210356829Abstract: A liquid crystal display (LCD) panel is provided and includes: a plurality of data lines, a plurality of scan lines, and a plurality of pixel units formed from the data lines and the scan lines. Each of the pixel units is formed from three sub-pixel units. Each of the sub-pixel units has half of a star-shaped structure or half of a square doughnut-shaped structure. A plurality of first light-shielding electrodes and a plurality of second light-shielding electrodes are parallelly arranged on the data lines in an array manner, are respectively connected to a high potential and a low potential, and are alternately disposed.Type: ApplicationFiled: July 14, 2020Publication date: November 18, 2021Applicants: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD., SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Yinfeng Zhang
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Patent number: 11175554Abstract: A liquid crystal display (LCD) panel is provided and includes: a plurality of data lines, a plurality of scan lines, and a plurality of pixel units formed from the data lines and the scan lines. Each of the pixel units is formed from three sub-pixel units. Each of the sub-pixel units has half of a star-shaped structure or half of a square doughnut-shaped structure. A plurality of first light-shielding electrodes and a plurality of second light-shielding electrodes are parallelly arranged on the data lines in an array manner, are respectively connected to a high potential and a low potential, and are alternately disposed.Type: GrantFiled: July 14, 2020Date of Patent: November 16, 2021Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Yinfeng Zhang
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Publication number: 20210333656Abstract: The present invention provides a display panel including a plurality of sub-pixels. Each of the sub-pixels includes a main region and a sub-region. Each of the sub-pixels includes pixel electrodes disposed in the main region and the sub-region. Each of the pixel electrodes includes a backbone portion and a plurality of branch portions connected to the backbone portion. One of the sub-pixels in each of the pixel units includes a shared electrode and a light shielding layer. The shared electrode extends from the main region of the one of the sub-pixels to the sub-region of the one of the sub-pixels. The light-shielding layer is disposed in the main region and the sub-region of the one of the sub-pixels.Type: ApplicationFiled: December 24, 2019Publication date: October 28, 2021Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Yinfeng ZHANG, Yunglun LIN, Xuan LI, Yihe ZHANG, Wu CAO
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Patent number: 11119375Abstract: A display panel and an electronic device are provided. The display panel includes a plurality of data lines positioned in a display region and arranged along a first direction; a plurality of scan lines; a plurality of sub-pixels; a plurality of light-shielding electrodes positioned in the display region and arranged along the first direction; a plurality of connection lines positioned in a non-display region; wherein each of the light-shielding electrodes overlaps corresponding one of the data lines, openings are provided between each two of the light-shielding electrodes so that each two of the light-shielding electrodes are not connected to each other, and each of the connection lines is connected to one of the light-shielding electrodes.Type: GrantFiled: July 9, 2020Date of Patent: September 14, 2021Inventor: Yinfeng Zhang
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Publication number: 20210247648Abstract: The disclosure provides a pixel structure, including a plurality of first pixels and a plurality of second pixels arranged in an array manner. The pixel structure includes a first direction and a second direction. The first pixels and the second pixels are alternately disposed along the first direction. An even number of the first pixels are arranged in a side-by-side manner along the second direction to form a first unit, an even number of the second pixels are arranged in a side-by-side manner along the second direction to form a second unit, and the first unit and the second unit are alternately disposed.Type: ApplicationFiled: January 21, 2020Publication date: August 12, 2021Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Yinfeng ZHANG
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Patent number: 10484468Abstract: Disclosed are a method and a device for downloading a file. The method includes: when receiving a download request of a file, acquiring attribute information about the file, and learning information about the length of the file according to the attribute information about the file; when the length of the file goes beyond a preset value, segmenting the download request into at least two fragments of download requests; sending the at least two fragments of download requests to at least two data nodes to request to download corresponding fragments, and obtaining the at least two fragments; and according to the at least two fragments obtained by download, obtaining the file. By segmenting the download request into a plurality of fragments of requests, the present invention achieves the parallel download of the plurality of fragments of requests, thereby greatly improving the download efficiency of a file.Type: GrantFiled: February 18, 2015Date of Patent: November 19, 2019Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITEDInventors: Haijun Wu, Rui Li, Yongqiang Zou, Shengyu Dong, Taifu Que, Lei Wang, Shaopeng Yang, Shuxin Zhang, Dayong Zhao, Chang Liu, Xiaodong Chen, Yinfeng Zhang
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Publication number: 20150169623Abstract: The provided is a distributed file system, file access method and a client device. The file access method includes: accessing a file catalog stored by a master server, and obtaining routing information of a meta server associated with a to-be-accessed file from the master server; accessing the meta server according to the obtained routing information, and obtaining meta information of the to-be-accessed file from the meta server; and accessing the to-be-accessed file from multiple node servers according to the obtained meta information.Type: ApplicationFiled: July 23, 2013Publication date: June 18, 2015Applicant: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITEDInventors: Haijun Wu, Huican Zhu, Dafu Deng, Rui Li, Yongqiang Zou, Shengyu Dong, Taifu Que, Lei Wang, Shaopeng Yang, Shuxin Zhang, Dayong Zhao, Chang Liu, Xiaodong Chen, Yinfeng Zhang