Patents by Inventor Mengmeng ZHOU
Mengmeng ZHOU 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: 11990084Abstract: A display panel includes: a plurality of light-emitting pixels arranged in an array, a first shift register unit and a second shift register unit, wherein the first shift register unit is connected to data writing transistors in an ith row and an (i+1)th row and configured to provide a first controlling signal for the two adjacent rows of pixel circuits, and the data writing transistor is turned on in response to the first controlling signal; the second shift register unit is connected to threshold compensating transistors in the ith row and an (i?1)th row, and configured to provide a second controlling signal for the two adjacent rows of pixel circuits, and the threshold compensating transistor is turned on in response to the second controlling signal; and wherein a first turn-on period of the data writing transistor is partially overlapped with a second turn-on period of the threshold compensating transistor.Type: GrantFiled: September 29, 2022Date of Patent: May 21, 2024Assignees: WUHAN TIANMA MICROELECTRONICS CO., LTD., WUHAN TIANMA MICROELECTRONICS CO., LTD. SHANGHAI BRANCHInventors: Mengmeng Zhang, Xingyao Zhou, Yue Li
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Patent number: 11987363Abstract: An anti-crash helicopter seat integrating multiple protections, including a main framework, a weighing sensor, a magnetorheological damper system, an upper body forced tensioning and quick disengagement system, a seat pan, a multifunctional vest and a controller, wherein the seat pan is slidably connected with the main framework in a vertical direction, the magnetorheological damper system is fixedly arranged on the seat pan and is connected with the main framework by the weighing sensor, the upper body forced tensioning and quick disengagement system is arranged on the seat pan, the multifunctional vest is connected with the seat pan by the upper body forced tensioning and quick disengagement system, and the controller is connected with the weighing sensor and the magnetorheological damper system respectively.Type: GrantFiled: September 30, 2020Date of Patent: May 21, 2024Assignee: AEROSPACE LIFE-SUPPORT INDUSTRIES LTDInventors: Haibo Zhou, Lingjie Wang, Mengmeng Xue, Wuming Ma, Fushuai Wang, Zhen He, Junjie Li, Wen Xi
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Publication number: 20240161671Abstract: The method includes, in a low-frequency driving mode where a keeping phase is arranged between two active phases, providing a light-emitting control signal with a duty cycle of a % to a pixel circuit during the active phase; and performing first and second switches on the light-emitting control signal during the keeping phase. The first switch is performed before the second switch. Panel brightness at the first switch is higher than panel brightness at the second switch. The duty cycle of the light-emitting control signal is b % after the second switch. b>a. A total duration of active levels of the light-emitting control signal within one frame after the first switch is between a total duration of active levels of the light-emitting control signal with the duty cycle of a % and a total duration of active levels of the light-emitting control signal with the duty cycle of b % within one frame.Type: ApplicationFiled: January 17, 2024Publication date: May 16, 2024Applicants: WUHAN TIANMA MICRO-ELECTRONICS CO., LTD., Wuhan Tianma Microelectronics Co., Ltd. Shanghai BranchInventors: Chenguang SUN, Xingyao ZHOU, Yana GAO, Shuai YANG, Mengmeng ZHANG, Jian KUANG
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Patent number: 11961477Abstract: A pixel driving circuit, a display panel and a driving method are provided. The pixel driving circuit includes: a first power signal terminal receiving a first voltage signal and a second power signal terminal receiving a second voltage signal; a driving transistor configured to provide a driving current in a light-emitting stage; a light-emitting component, connected in series between the driving transistor and the second power signal terminal and configured to emit light in response to the driving current; a light-emitting controller connected in series between the first power signal terminal and the light-emitting component; and a bias unit, electrically connected between the third node and a second output terminal of a light-emitting control circuit, and in response to a first control signal, configured to transmit a first signal outputted by the light-emitting control circuit to a third node to adjust a bias state of the driving transistor.Type: GrantFiled: March 9, 2021Date of Patent: April 16, 2024Assignees: Wuhan Tianma Micro-Electronics Co., Ltd., Wuhan Tianma Microelectronics Co., Ltd. Shanghai BranchInventors: Mengmeng Zhang, Xingyao Zhou
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Patent number: 11925076Abstract: Provided are a display panel and a display device. The display panel includes a base substrate as well as, at a side of the base substrate, a plurality of sub-pixels arranged in an array, a power bus, a plurality of first power lines extending along a column direction and a plurality of second power lines extending along a row direction, where each of the plurality of first power lines is electrically connected to the plurality of the sub-pixels arranged along the column direction, and the plurality of first power lines and the plurality of second power lines are electrically connected in overlapping regions of vertical projection on the base substrate. The display panel further includes a plurality of connection units.Type: GrantFiled: December 30, 2020Date of Patent: March 5, 2024Assignees: WUHAN TIANMA MICRO-ELECTRONICS CO., LTD., WUHAN TIANMA MICROELECTRONICS CO., LTD. SHANGHAI BRANCHInventors: Zhe Zhao, Shuai Yang, Yue Li, Xingyao Zhou, Mengmeng Zhang
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Flat-knitted three-dimensional fabric with internal support structure, and method for preparing same
Patent number: 11828008Abstract: A flat-knitted three-dimensional fabric with an internal support structure, and the fabric is consisted of an upper surface layer, a lower surface layer, and a support structure yarn in a middle, wherein the upper surface layer and the lower surface layer comprise alternate-knitted single-sided stitches and fully-knitted single-sided stitches; the upper surface layer and the lower surface layer are connected by means of tuck knitting of the support structure yarn in the middle to form the integrally formed three-dimensional fabric with an internal support structure; and the alternate-knitted single-sided stitches are correspond to tuck loops formed by the support structure yarn and are used to lock the tuck loops formed by the support structure yarn in the middle, such that the support structure yarn will not puncture the surfaces of the fabric when the fabric is pressed.Type: GrantFiled: April 22, 2021Date of Patent: November 28, 2023Assignee: JIANGNAN UNIVERSITYInventors: Gaoming Jiang, Zhe Gao, Honglian Cong, Guangjun Wu, Jiangtao Tan, Mengmeng Zhou -
Publication number: 20230379155Abstract: A terminal device obtains, from a credential issuing device, a first encrypted information set and a first credential information set that correspond to a plurality of pieces of first user information, where the first encrypted information set includes a plurality of pieces of first encrypted information obtained after encryption is correspondingly performed on the plurality of pieces of first user information, and the first credential information set includes a plurality of pieces of first credential information obtained after issuing processing is performed on the plurality of pieces of first user information; the terminal device determines, based on the first encrypted information set and the first credential information set in a first set, target credential information and target user information that correspond to target user information of a user as a target verification set; and the terminal device provides the target verification set for a credential verification device.Type: ApplicationFiled: July 26, 2023Publication date: November 23, 2023Inventors: Tengfei Xue, Mengmeng Zhou, Ziyi Zhang, Yue Yu
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Publication number: 20230157854Abstract: The invention discloses a stent delivery system capable of accurately positioning. The system comprises a movable sheathing canal, a fixed sheathing canal and a stent, the fixed sheathing canal is used for fixing stent, the movable sheathing canal comprises a handle, a stent length buckle, an inner sheathing canal, a sheathing canal inclined part, an outer sheathing canal and an outer sheathing positioning marking part, and the sheathing canal inclined part and the outer sheathing canal are integrally formed, and are arranged at front end of inner sheathing canal. The invention provides an accurate-positioning proximal end pre-release stent delivery system and method, which is simple in structure and convenient to use. The invention can realize accurate positioning of the proximal-end of the stent, that is, the invention can prevent stent from being too long or too short due to proximal-end inaccurate release of the stent through proximal-end accurate positioning.Type: ApplicationFiled: November 17, 2022Publication date: May 25, 2023Inventors: Xiaoyang Li, Mengmeng Zhou, Wei Lu, Sheng Liao
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FLAT-KNITTED THREE-DIMENSIONAL FABRIC WITH INTERNAL SUPPORT STRUCTURE, AND METHOD FOR PREPARING SAME
Publication number: 20230037440Abstract: A flat-knitted three-dimensional fabric with an internal support structure, and the fabric is consisted of an upper surface layer, a lower surface layer, and a support structure yarn in a middle, wherein the upper surface layer and the lower surface layer comprise alternate-knitted single-sided stitches and fully-knitted single-sided stitches; the upper surface layer and the lower surface layer are connected by means of tuck knitting of the support structure yarn in the middle to form the integrally formed three-dimensional fabric with an internal support structure; and the alternate-knitted single-sided stitches are correspond to tuck loops formed by the support structure yarn and are used to lock the tuck loops formed by the support structure yarn in the middle, such that the support structure yarn will not puncture the surfaces of the fabric when the fabric is pressed.Type: ApplicationFiled: April 22, 2021Publication date: February 9, 2023Inventors: Gaoming JIANG, Zhe GAO, Honglian CONG, Guangjun WU, Jiangtao TAN, Mengmeng ZHOU -
Publication number: 20220407729Abstract: A data provider encrypts source data to obtain a ciphertext of the source data, and uploads the ciphertext of the source data to a data storage platform for storage. Subsequently, in response to a data application request of a data consumer, the data provider encrypts a storage address of the ciphertext of the source data by using a public key of the data consumer, and uploads the encrypted storage address to a blockchain network. The data consumer obtains the ciphertext of the source data from the data storage platform. In the process, a blockchain decentralization capability is used to implement secure and trusted data exchange by using a smart contract that is public and commonly visible to a plurality of parties.Type: ApplicationFiled: August 24, 2022Publication date: December 22, 2022Applicant: Huawei Cloud Computing Technologies Co., Ltd.Inventors: Yu ZHANG, Kai GUO, Tengfei XUE, Mengmeng ZHOU, Lei WANG, Yue YU