Patents by Inventor Yingchun Zhang
Yingchun 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: 11948728Abstract: In one embodiment, an apparatus includes an array of transformers and common mode chokes each comprising a magnetic core and windings wound around the magnetic core at opposing locations on the magnetic core, and a retaining groove on each of the magnetic cores to maintain the windings in their opposing locations on the magnetic core. The transformers and common mode chokes are positioned in the array with the windings on each of the magnetic cores located offset to the windings of adjacent magnetic cores in the array to reduce crosstalk and improve common mode noise rejection.Type: GrantFiled: March 4, 2021Date of Patent: April 2, 2024Assignee: CISCO TECHNOLOGY, INC.Inventors: Jianquan Lou, Xiaoxia Zhou, Hailong Zhang, Yingchun Shu, Alpesh U. Bhobe
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Patent number: 11922895Abstract: A liquid crystal display panel, a driving method, and a terminal thereof are disclosed. The display panel includes a pixel structure including data lines and scan lines, wherein each data line is connected to at least two pixel groups, and each pixel group includes three sub-pixels having different colors sequentially connected to the data lines; and a first driving unit electrically connected to the scan lines and inputting scan signals to the scan lines in a preset order to solve a problem of horizontal bright and dark lines.Type: GrantFiled: November 5, 2021Date of Patent: March 5, 2024Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Yoonsung Um, Lixia Li, Bangyin Peng, Yingchun Zhao, Fen Long, Qiqi Zhang
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Publication number: 20230249312Abstract: A large area quartz crystal wafer lapping device, provided with a base, a supporting arm assembly, a lapping plate, a swivel gantry, a rotating motor, a loading block and a plate-Adjusting ring; The supporting arm assembly comprises a swing arm, a swing arm shaft, a swing arm motor, an adjustable arm and a roller; The swivel gantry is driven to rotate by the rotating motor; The loading block is encased in the plate-Adjusting ring, and a quartz crystal wafer is bonded to the bottom surface of the loading block. In the invention, through the improved design of material removal and wafer retention, the processing surface shape of large area quartz crystal wafer can meet the design requirements.Type: ApplicationFiled: April 15, 2023Publication date: August 10, 2023Applicant: TANGSHAN GUOXIN JINGYUAN ELECTRONICS CO., LTD.Inventors: Jianmin XU, Jie DING, Yong ZHANG, Liang WANG, Hao SU, Jianxing DI, Jianjun HAO, Yingchun ZHANG, Huaen WANG, Xianling ZHANG, Lizhi CUI
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Patent number: 11720187Abstract: A touchpad assembly includes a baseplate, a support, and a balance bar. The baseplate includes a first plate body and a second plate body. The first plate body is higher than the second plate body in a thickness direction of the touchpad assembly, and the first plate body is configured to accommodate a battery of the electronic device. The support is disposed on a side of the baseplate, the balance bar is supported between the support and the baseplate, and is capable of rotating around a set fulcrum of the baseplate. The balance bar includes a main body portion and supporting portions. At least part of each of the supporting portions is located on the first plate body. An end of each of the supporting portions that extends away from the main body portion does not extend past a bottom surface of the first plate body in the thickness direction.Type: GrantFiled: May 27, 2022Date of Patent: August 8, 2023Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Yingchun Zhang, Lei Bai, Junchao Luo, Teng Long
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Publication number: 20230053296Abstract: A system for determining a treatment regimen for chronic pelvic pain (CPP) includes an electromyography (EMG) probe including electrodes. Each electrode detects pelvic floor muscle activity. An EMG sensor array includes bipolar EMG sensors configured to detect muscle activity of muscles associated with or supporting the pelvic floor muscles. An EMG amplifier is in communication with the EMG probe or the EMG sensor array. The EMG amplifier includes a plurality of input channels. Each input channel receives data of muscle activity in the pelvic floor muscles or the muscles associated with or supporting the pelvic floor muscles from the EMG probe or the EMG sensor array. A processor of a computer performs muscle network analysis using the data of muscle activity in the pelvic floor muscles or the muscles associated with or supporting the pelvic floor muscles. A treatment regimen for CPP is recommended based on the muscle network analysis.Type: ApplicationFiled: October 26, 2022Publication date: February 16, 2023Inventors: Yingchun Zhang, Nicholas Dias, Yang Liu, Henry Lai, Theresa M. Spitznagle, Christopher P. Smith
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Publication number: 20220395685Abstract: A system for mapping neuromuscular junctions for botulinum neurotoxin (BoNT) injections includes a stimulation electrode and an electromyography (EMG) sensor array including EMG sensors configured to be arranged about a person's face. Each EMG sensor detects muscle activity of a facial muscle of a facial muscle group. An EMG amplifier includes a plurality of input channels. Each input channel receives data of facial muscle activity in the facial muscle group from the EMG sensor array. A computer is in communication with the EMG amplifier. A processor of the computer identifies neuromuscular junctions (NMJs) of the facial muscle group based on the data of facial muscle activity received from the EMG sensor array. The plurality of NMJs are mapped with respect to the at least one facial muscle group of the body of the person. At least one NMJ site for BoNT injection is recommended by the computer.Type: ApplicationFiled: June 13, 2022Publication date: December 15, 2022Inventor: Yingchun Zhang
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Publication number: 20220395228Abstract: A glove-mountable system for pelvic floor muscle (PFM) examination includes a first flexible member including a force sensor configured to detect a force applied to a PFM of a patient by a user. A second flexible member includes an electromyography (EMG) electrode, a stimulation electrode, and a 3-D digitization probe. The second flexible member is stacked on the first flexible member and each flexible member is secured to an examination glove. An actuation button is actuated by the user when at least one point of interest is detected in at least on PFM. A computer including a processor and a memory is in communication with the first flexible member, the second flexible member and the actuation button. The computer generates a 3-D map of a plurality of PFMs of the patient based on data received from the first flexible member, the second flexible member and the actuation button.Type: ApplicationFiled: June 9, 2022Publication date: December 15, 2022Inventors: Yingchun Zhang, Nicholas Diaz
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Publication number: 20220351965Abstract: A mask pattern for forming the semiconductor structure is provided. The mask pattern includes a first mask pattern and a second mask pattern. The first mask pattern includes a plurality of first target patterns, and the plurality of first target patterns are arranged along a first direction. The second mask pattern includes a plurality of second target patterns, and the plurality of second target patterns are arranged along the first direction. When the first mask pattern overlaps the second mask pattern, one of the plurality of first target patterns partially overlaps a corresponding one of the plurality of second target patterns.Type: ApplicationFiled: July 15, 2022Publication date: November 3, 2022Inventors: Qiang SHU, Yingchun ZHANG, Liusha QIN
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Publication number: 20220333796Abstract: The present invention provides an air purifier which includes an outer case (10) having a filtering cavity (15) and a driving cavity (16) space apart from each other, a filter (20) received in the filtering cavity (15), a driving fan (30) received in the driving cavity (16). The outer case has at least one air inlet (17) and an air output arrangement (11). The air purifier further includes an air hub (40) provided between the filtering cavity (15) and the driving cavity (16). The air hub (40) includes a first air drawing frame (41) and a second air drawing frame (42). The first air drawing frame (41) extending within a central cavity (21) of the filter (20) and is coaxially formed with respect to the filter (20). An axial direction of the first air drawing frame (41) is aligned with a longitudinal axis of the driving fan (30). The second air drawing frame (42) peripherally, upwardly and radially extends from the first air drawing frame (41) toward an upper end of the filter (20).Type: ApplicationFiled: August 7, 2020Publication date: October 20, 2022Inventors: Yu TANG, Yingchun ZHANG
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Publication number: 20220291763Abstract: A touchpad assembly includes a baseplate, a support, and a balance bar. The baseplate includes a first plate body and a second plate body. The first plate body is higher than the second plate body in a thickness direction of the touchpad assembly, and the first plate body is configured to accommodate a battery of the electronic device. The support is disposed on a side of the baseplate, the balance bar is supported between the support and the baseplate, and is capable of rotating around a set fulcrum of the baseplate The balance bar includes a main body portion and supporting portions. At least part of each of the supporting portions is located on the first plate body. An end of each of the supporting portions that extends away from the main body portion does not extend past a bottom surface of the first plate body in the thickness direction.Type: ApplicationFiled: May 27, 2022Publication date: September 15, 2022Inventors: Yingchun Zhang, Lei Bai, Junchao Luo, Teng Long
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Patent number: 11424122Abstract: A mask pattern, a semiconductor structure and a method for forming the semiconductor structure are provided. The mask pattern includes a first mask pattern and a second mask pattern. The first mask pattern includes a plurality of first target patterns, and the plurality of first target patterns are arranged along a first direction. The second mask pattern includes a plurality of second target patterns, and the plurality of second target patterns are arranged along the first direction. When the first mask pattern overlaps the second mask pattern, one of the plurality of first target patterns partially overlaps a corresponding one of the plurality of second target patterns.Type: GrantFiled: September 29, 2020Date of Patent: August 23, 2022Assignees: Semiconductor Manufacturing International (Beijing) Corporation, Semiconductor Manufacturing International (Shanghai) CorporationInventors: Qiang Shu, Yingchun Zhang, Liusha Qin
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Patent number: 11353897Abstract: A regulator for hydrogen or other media can include a regulator body and an inlet into the regulator body. A first regulator stage can be downstream of the inlet and a second regulator stage can be downstream of the first regulator stage. An interstage passage can extend between the first and second regulator stages and an outlet from the regulator body can be downstream of the second regulator stage. The first regulator stage can include a first valve seat, a first valve stem, and a first sensor configured to transmit pressure force to urge the valve stem toward the valve seat. The second regulator stage can include a second valve seat, a second valve stem, and a second sensor configured to transmit pressure force to urge the second valve stem toward the second valve seat.Type: GrantFiled: February 4, 2021Date of Patent: June 7, 2022Assignee: Tescom CorporationInventors: Brian Tutt, Guido Drissen, Yingchun Zhang
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Patent number: 11155367Abstract: Provided is a single-axis pointing pure magnetic control algorithm for a spacecraft based on geometrical analysis to realize single-axis pointing control of the spacecraft through the pure magnetic control algorithm in which a magnetic torque is only output by a magnetorquer to interact with a geomagnetic field to generate a control torque. The algorithm uses a spatial geometry method to obtain an optimally controlled magnetic torque direction, thereby designing a PD controller. The problem that the traditional magnetic control method is low in efficiency and even cannot be controlled is overcome. The algorithm is simple and easy, can be used in the attitude control field of spacecrafts, and achieves the pointing control in point-to-sun of a solar array and point-to-ground of antennae.Type: GrantFiled: September 2, 2016Date of Patent: October 26, 2021Assignee: AEROSPACE DONGFANGHONG DEVELOPMENT LTDInventors: Yimin Kou, Bibo Guo, Lijun Xue, Shilong Wei, Yanbo Ji, Qin Yuan, Yingchun Zhang
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Publication number: 20210210343Abstract: A mask pattern, a semiconductor structure and a method for forming the semiconductor structure are provided. The mask pattern includes a first mask pattern and a second mask pattern. The first mask pattern includes a plurality of first target patterns, and the plurality of first target patterns are arranged along a first direction. The second mask pattern includes a plurality of second target patterns, and the plurality of second target patterns are arranged along the first direction. When the first mask pattern overlaps the second mask pattern, one of the plurality of first target patterns partially overlaps a corresponding one of the plurality of second target patterns.Type: ApplicationFiled: September 29, 2020Publication date: July 8, 2021Inventors: Qiang SHU, Yingchun ZHANG, Liusha QIN
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Patent number: 11051393Abstract: A mobile terminal includes a circuit board, a heat emitting element disposed on the circuit board, a shielding can, and a middle frame, where the shielding can is connected to the circuit board, and forms a shielding space together with the circuit board; the heat emitting element is accommodated in the shielding space; the circuit board is disposed on one side of the middle frame; the middle frame is provided with an accommodating space; and the shielding can includes a top and a bottom that are disposed opposite to each other, where the bottom is configured to be connected to the circuit board, and the top is located above the heat emitting element and extends to the accommodating space. The present disclosure further provides a heat dissipation and shielding structure. The present disclosure helps make a mobile terminal and a heat dissipation and shielding structure lighter and thinner.Type: GrantFiled: March 3, 2020Date of Patent: June 29, 2021Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Zhiguo Zhang, Yingchun Zhang, Haitao Zhen, Nanbo Kang
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Publication number: 20200205278Abstract: A mobile terminal includes a circuit board, a heat emitting element disposed on the circuit board, a shielding can, and a middle frame, where the shielding can is connected to the circuit board, and forms a shielding space together with the circuit board; the heat emitting element is accommodated in the shielding space; the circuit board is disposed on one side of the middle frame; the middle frame is provided with an accommodating space; and the shielding can includes a top and a bottom that are disposed opposite to each other, where the bottom is configured to be connected to the circuit board, and the top is located above the heat emitting element and extends to the accommodating space. The present disclosure further provides a heat dissipation and shielding structure. The present disclosure helps make a mobile terminal and a heat dissipation and shielding structure lighter and thinner.Type: ApplicationFiled: March 3, 2020Publication date: June 25, 2020Applicant: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Zhiguo Zhang, Yingchun Zhang, Haitao Zhen, Nanbo Kang
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Patent number: 10602603Abstract: A mobile terminal includes a circuit board, a heat emitting element disposed on the circuit board, a shielding can, and a middle frame, where the shielding can is connected to the circuit board, and forms a shielding space together with the circuit board; the heat emitting element is accommodated in the shielding space; the circuit board is disposed on one side of the middle frame; the middle frame is provided with an accommodating space; and the shielding can includes a top and a bottom that are disposed opposite to each other, where the bottom is configured to be connected to the circuit board, and the top is located above the heat emitting element and extends to the accommodating space. The present disclosure further provides a heat dissipation and shielding structure. The present disclosure helps make a mobile terminal and a heat dissipation and shielding structure lighter and thinner.Type: GrantFiled: June 4, 2015Date of Patent: March 24, 2020Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Zhiguo Zhang, Yingchun Zhang, Haitao Zhen, Nanbo Kang
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Publication number: 20190283905Abstract: Provided is a single-axis pointing pure magnetic control algorithm for a spacecraft based on geometrical analysis to realize single-axis pointing control of the spacecraft through the pure magnetic control algorithm in which a magnetic torque is only output by a magnetorquer to interact with a geomagnetic field to generate a control torque. The algorithm uses a spatial geometry method to obtain an optimally controlled magnetic torque direction, thereby designing a PD controller. The problem that the traditional magnetic control method is low in efficiency and even cannot be controlled is overcome. The algorithm is simple and easy, can be used in the attitude control field of spacecrafts, and achieves the pointing control in point-to-sun of a solar array and point-to-ground of antennae.Type: ApplicationFiled: September 2, 2016Publication date: September 19, 2019Applicant: AEROSPACE DONGFANGHONG DEVELOPMENT LTDInventors: Yimin KOU, Bibo GUO, Lijun XUE, Shilong WEI, Yanbo JI, Qin YUAN, Yingchun ZHANG
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Publication number: 20180146539Abstract: A mobile terminal includes a circuit board, a heat emitting element disposed on the circuit board, a shielding can, and a middle frame, where the shielding can is connected to the circuit board, and forms a shielding space together with the circuit board; the heat emitting element is accommodated in the shielding space; the circuit board is disposed on one side of the middle frame; the middle frame is provided with an accommodating space; and the shielding can includes a top and a bottom that are disposed opposite to each other, where the bottom is configured to be connected to the circuit board, and the top is located above the heat emitting element and extends to the accommodating space. The present disclosure further provides a heat dissipation and shielding structure. The present disclosure helps make a mobile terminal and a heat dissipation and shielding structure lighter and thinner.Type: ApplicationFiled: June 4, 2015Publication date: May 24, 2018Inventors: Zhiguo Zhang, Yingchun Zhang, Haitao Zhen, Nanbo Kang
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Patent number: 9705205Abstract: A bi-polarized broadband annular radiation unit, for being installed on a metal reflective plate thus constituting a communication antenna and defining an annular construction by two pairs of orthogonally polarized dipoles, includes two pairs of orthogonally polarized dipoles, each dipole comprising two symmetrical unit arms of a single line sheet shape, one end of a unit arm being facing to a corresponding end of the other unit arm, and a distal end of each unit arm of at least one pair of dipoles is provided with a loading line; and a plurality of balun arms feeding power to and supporting respective dipoles, each balun arm including two parallel balun lines, and the top ends of the two balun lines being connected with corresponding ends of the two unit arms of a corresponding dipole. Each unit arm and the balun line and/or loading line connected to the same unit arm are made by sheet metal stamping forming process or casting process.Type: GrantFiled: February 19, 2013Date of Patent: July 11, 2017Assignees: ANHUI MOBILE COMMUNICATION CO. LTD, COMBA TELECOM SYSTEM (CHINA) LTDInventors: Peitao Liu, Qinyuan Wang, Shan Qiu Sun, Liwen Huang, Yingchun Zhang, Qing Tang