Patents by Inventor Qian Wang
Qian Wang 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: 20240153665Abstract: A collimator includes a shield plate configured to variably shield incident rays projected onto the collimator and a driving mechanism configured to drive the shield plate to adjust a shape of a radiating surface of outputting rays penetrating the collimator.Type: ApplicationFiled: October 12, 2023Publication date: May 9, 2024Inventors: Zhihui ZHEN, Jingdong ZHANG, Qiangjun WANG, Weigang CHEN, Bingyang ZHAN, Qian WU, Liangjie YAN
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Publication number: 20240153168Abstract: Provided are an interaction method and apparatus in a live streaming room, a device, and a storage medium. The method comprises: in response to a trigger operation for a preset drawing entry on a live streaming room page, jumping to a graphic drawing page from the live streaming room page, a drawing trajectory set for a preset object being displayed on the graphical drawing page; when a drawing stroke on the graphic drawing page is received, matching the drawing stroke with the drawing trajectory; and if it is determined that the drawing stroke is successfully matched with the drawing trajectory, displaying prompt information about successful participation in a preset activity, the preset activity and the preset drawing entry having a correspondence.Type: ApplicationFiled: March 14, 2022Publication date: May 9, 2024Inventors: Ling YANG, Manting WANG, Sijing WANG, Ji LIU, Feifei TANG, Xiaoben WANG, Man ZHANG, Zaiyou RUAN, Yuna HU, Zihao CHEN, Siqin LIU, Chen ZHONG, Suyao ZHANG, Yichao WU, Changhua HE, Zenan LI, Yibin CHEN, Jialuo ZHANG, Ping LI, Xinyue GONG, Jialong ZHAO, Fanglu ZHONG, Lin ZHOU, Fukang HONG, Xiangzeng MENG, Qian LI
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Patent number: 11975146Abstract: The invention relates to a positioning sputum suction laryngeal mask. The positioning sputum suction laryngeal mask comprises a mask body and a mask body tube, wherein the mask body comprises a mask body bottom plate and a mask main body arranged on the mask body bottom plate, a central region in the mask main body is provided with a mask body cavity communicated with the mask body tube, a stomach decompression tube corresponding to the stomach mouth is arranged on the back side of the mask body bottom plate, and the stomach decompression tube is isolated from the mask body cavity through the mask body bottom plate. The positioning sputum suction laryngeal mask also comprises a connection suction mechanism capable of realizing negative pressure suction in a gas supply process.Type: GrantFiled: April 19, 2019Date of Patent: May 7, 2024Assignee: WUXI HOLY NOAH TECHNOLOGY CO., LTDInventors: Dongxiao Huang, Jun Zhou, Hong Gao, Tiegang Wei, Jun Wang, Zhentian Xiong, Qian Wang, Leibo Zhang
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Patent number: 11979025Abstract: A dual-mode combined control method for a multi-inverter system based on a double split transformer is provided. For an extremely-weak grid, the method provides the dual-mode combined control method for a multi-inverter system based on a double split transformer. According to the method, the equivalent grid impedance at a point of common coupling (PCC) of one grid-connected inverter (GCI) in the multi-inverter system based on the double split transformer is obtained with a grid impedance identification algorithm, and the system sequentially operates in a full current source mode, a hybrid mode, and a full voltage source mode according to a gradually increasing equivalent grid impedance, thereby effectively improving the stability of the multi-inverter system based on the double split transformer during variation of the strength of the grid. The method ensures that the system can still operate stably in the extremely-weak grid.Type: GrantFiled: May 13, 2021Date of Patent: May 7, 2024Assignee: HEFEI UNIVERSITY OF TECHNOLOGYInventors: Xing Zhang, Ming Li, Zixuan Guo, Jilei Wang, Hailong Pan, Yang Wang, Qian Gao, Fei Li
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Patent number: 11979343Abstract: This application discloses a method including a transmit end that generates and sends a physical layer protocol data unit (PPDU), and a receive end that receives the PPDU and parses the PPDU. An enhanced directional multi-gigabit (EDMG) modulation field in the PPDU includes a channel estimation field (CEF), the CEF includes a CEF sequence, and a length of the CEF sequence is m, where m is determined based on a quantity of bonding channels and a quantity of subcarriers included on a channel. When a discrete Fourier transform-spread-orthogonal frequency division multiplexing (DFT-S-OFDM) technology is introduced into a 60 GHz WLAN standard, an applied CEF sequence included in a CEF can be determined, and DFT-S-OFDM transmission is further performed by using the CEF sequence. In this way, a PAPR of a WLAN system can be reduced while frequency division multiplexing for a plurality of users is supported.Type: GrantFiled: November 29, 2021Date of Patent: May 7, 2024Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Wei Lin, Yang Yang, Min Yan, Qian Wang, Xiaohu Tang
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Publication number: 20240140130Abstract: A multi-posture bedside writing pen includes a pen shell, a pen tip holder, a fiber rod and a fiber ink storage tube. The fiber ink storage tube is connected with the pen shell and located in the pen shell. The pen tip holder is connected with one end of the pen shell. The pen tip holder is axially provided with a through hole. The fiber rod is inserted into the through hole, one end of the fiber rod is exposed outside the pen tip holder, and an other end of the fiber rod is inserted into the fiber ink storage tube. A first gap is provided between the pen tip holder and the fiber ink storage tube.Type: ApplicationFiled: September 11, 2023Publication date: May 2, 2024Inventors: Minqing WANG, Qian WANG
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Publication number: 20240140959Abstract: Provided herein are compounds according to Formula (I) or a pharmaceutically acceptable salt thereof, wherein R1, R2, R3, R5, and R7 are defined herein. Also provided herein are pharmaceutical compositions comprising a compound of Formula (I) as well as the use of such compounds as M4 receptor agonists.Type: ApplicationFiled: October 30, 2023Publication date: May 2, 2024Inventors: Amy CALHOUN, Xin CHEN, Kevin Matthew GARDINIER, Edward Charles HALL, Keith JENDZA, Nancy LABBE-GIGUERE, James Anthony NEEF, Daniel Steven PALACIOS, Ming QIAN, Michael David SHULTZ, Christopher G. THOMSON, Kate Yaping WANG, Fan YANG
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Publication number: 20240138977Abstract: A heart valve leaflet replacement system for a diseased heart valve including a replacement valve that is configured to be selectively guided and implanted in a native annulus of the diseased heart valve. The replacement valve can include: a frame with a rigid portion to house and maintain the integrity of the replacement leaflets and a flexible portion enabling it to conform to the native vessel geometry, at least one prosthetic leaflet coupled to an inner surface of the stent, and a plurality of prong structures operatively coupled to and extending between portions of the at least one prosthetic leaflet and the inner surface of the bottom ventricular portion of the stent to selectively constrain the movement of the at least one prosthetic valve relative to the bottom ventricular portion of the stent.Type: ApplicationFiled: October 25, 2023Publication date: May 2, 2024Inventors: Thuy Pham, Caitlin Martin, Qian Wang
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Publication number: 20240147115Abstract: An open-ear Bluetooth® earphone includes an earphone body and a support frame. The support frame is configured to be plugged into a cavum concha of a wearer. The earphone body is provided with an audio source, and the support frame is installed on the earphone body and corresponds to the audio source. When in use, the support frame is configured to be firmly plugged into the cavum concha of the wearer to allow the earphone body to be worn on the ear of the wearer. The audio source corresponds to the ear canal of the wearer through the support frame, so that the sound emitted from the audio source is transmitted into the ear canal through the support frame. The audio source is directly opposite of the ear canal through the support frame to shorten the distance between the audio source and the ear canal.Type: ApplicationFiled: July 12, 2023Publication date: May 2, 2024Applicant: UI (Wan An) Technology Co. LtdInventors: Zhaoquan MAI, Xiaobin SHEN, Yafan LI, Jiaquan YI, Yunfeng WANG, Qian HE, Hui HE, Shaobing LAI, Zhuoqi CHEN, Yong WANG, Jiabao CHEN, Lei BAO, Nan FENG
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Publication number: 20240147143Abstract: An open-ear earphone includes a housing, a chamber is provided inside the housing, a speaker is provided inside the chamber and divides the chamber into a front chamber and a rear chamber. The housing is provided with a first sound hole and a second sound hole. The front chamber is communicated to the outside through the first sound hole, and the rear chamber is communicated to the outside through the second sound hole. The rear chamber includes a first volume down chamber and a second volume down chamber communicated to the first volume down chamber, and the first volume down chamber is located between the speaker and the second volume down chamber. The sound wave in backward motion generated by the speaker is transmitted to the outside from the second sound hole after being reduced by the first volume down chamber and the second volume down chamber.Type: ApplicationFiled: January 31, 2023Publication date: May 2, 2024Applicant: UI (Wan An) Technology Co. LtdInventors: Jiaquan Yi, Xiaobin Shen, Shenfa Wan, Yafan Li, Yunfeng Wang, Zhaoquan Mai, Qian He, Hui He, Shaobing Lai, Zhuoqi Chen, Yong Wang, Jiabao Chen, Lei Bao, Nan Feng
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Patent number: 11974482Abstract: A display substrate and related devices are provided. The display substrate includes a plurality of first sub-pixels, second sub-pixels and third sub-pixels. In a first direction, the first sub-pixels and the third sub-pixels are arranged alternately to form a plurality of first sub-pixel rows, the second sub-pixels form a plurality of second sub-pixel rows, the first sub-pixel rows and the second sub-pixel rows are arranged alternately in a second direction, connection lines of center points of two first sub-pixels and two third sub-pixels form a first virtual quadrilateral, the two first sub-pixels are located at two vertex angles of the first virtual quadrilateral which are opposite to each other, one second sub-pixel is located within the first virtual quadrilateral, and the first virtual quadrilateral includes two interior angles each being equal to 90° and two interior angles each being not equal to 90°.Type: GrantFiled: November 30, 2020Date of Patent: April 30, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Qian Xu, Tong Niu, Yan Huang, Guomeng Zhang, Chang Luo, Jianpeng Wu, Peng Xu, Fengli Ji, Yi Zhang, Benlian Wang, Ming Hu
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Patent number: 11974463Abstract: An array substrate is provided. The array substrate includes a node connecting line in a same layer as a respective voltage supply line, connected to a first capacitor electrode and a semiconductor material layer. An orthographic projection of a first anode on a base substrate at least partially overlaps with an orthographic projection of a node connecting line in a respective first subpixel. An orthographic projection of a second anode on the base substrate at least partially overlaps with an orthographic projection of the node connecting line in a respective second subpixel. An orthographic projection of a third anode on the base substrate at least partially overlaps with an orthographic projection of the node connecting line in a respective third subpixel. An orthographic projection of a fourth anode on the base substrate at least partially overlaps with an orthographic projection of the node connecting line in a respective fourth subpixel.Type: GrantFiled: October 19, 2020Date of Patent: April 30, 2024Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Siyu Wang, Yi Zhang, Qian Ma, Junxiu Dai
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Publication number: 20240132631Abstract: The invention provides a preparation method of high-content Ganoderma lucidum ?-glucan and an efficient and rapid detection method thereof. The preparation method comprises ethanol-trypsin pretreatment of Ganoderma lucidum fruiting body in combination with ultrasonic-assisted alkaline hydrothermal extraction of ?-glucan from Ganoderma lucidum, and purifying ?-glucan by DEAE Sephadex A-25 Sephadex column chromatography using NAOH solution as a mobile phase, to obtain high purity (?90%) of Ganoderma lucidum ?-glucan. The detection method comprises placing the extracted ?-glucan in an autoclave and performing hydrolysis with ?-(1,3)-exo-glucanase and ?-glucosidase, and detecting and analyzing the content of the prepared ?-glucan by high pressure-acid enzymatic hydrolysis-HPLC method, using glucose as a standard. The preparation method of ?-glucan has high extraction ratio.Type: ApplicationFiled: February 1, 2023Publication date: April 25, 2024Applicant: SHAANXI ANGSHENG BIO-PHARMACEUTICAL TECHNOLOGY CO., LTD.Inventors: Yinjun HOU, Hua Li, Qian Gao, Yongbo Wang, Xiuding Yang, Yue Gao, Yuqing Zhao, Jie Zhang, Chengyuan Liang
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Patent number: 11966503Abstract: Systems, apparatuses, and methods to mitigate effects of glitch attacks on a broadcast communication bus are provided. The voltage levels of the communication bus are repeatedly sampled to identify glitch attacks. The voltage level on the communication bus can be overdriven or overwritten to either corrupt received messages or correct received messages.Type: GrantFiled: September 24, 2021Date of Patent: April 23, 2024Assignee: Intel CorporationInventors: Marcio Juliato, Vuk Lesi, Christopher Gutierrez, Shabbir Ahmed, Qian Wang, Manoj Sastry
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Patent number: 11967825Abstract: A stability control method for a virtual synchronous generator (VSG) in a strong grid based on an inductance-current differential feedback is provided. A grid-connected topological structure of a VSG using the control method includes a direct-current (DC)-side voltage source, a three-phase inverter, a three-phase grid impedance and a three-phase grid. By controlling the VSG and controlling the inductance-current differential feedback, the method suppresses the oscillation of the output power from the VSG in the strong grid and implements the stable operation of an inner-loop-free VSG in the strong grid, without adding the physical inductance, increasing the cost of the filter and additionally providing a grid-side current sensor.Type: GrantFiled: June 29, 2021Date of Patent: April 23, 2024Assignee: HEFEI UNIVERSITY OF TECHNOLOGYInventors: Xing Zhang, Zixuan Guo, Shaolong Chen, Yang Wang, Hailong Pan, Qian Gao, Zhen Xie
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Patent number: 11964989Abstract: Compounds that inhibit KRas G12D. In particular, compounds that inhibit the activity of KRas G12D, pharmaceutical compositions comprising the compounds and methods of use therefor, and in particular, methods of treating cancer. The compounds have a general structure represented by Formula (I): or a pharmaceutically acceptable salt thereof.Type: GrantFiled: July 20, 2022Date of Patent: April 23, 2024Assignees: Mirati Therapeutics, Inc., Array BioPharma Inc.Inventors: Xiaolun Wang, Aaron Craig Burns, James Gail Christensen, John Michael Ketcham, John David Lawson, Matthew Arnold Marx, Christopher Ronald Smith, Shelley Allen, James F. Blake, Mark Joseph Chicarelli, Joshua Ryan Dahlke, Donghua Dai, Jay Bradford Fell, John Peter Fischer, Macedonio J. Mejia, Brad Newhouse, Phong Nguyen, Jacob Matthew O'Leary, Spencer Pajk, Martha E. Rodriguez, Pavel Savechenkov, Tony P. Tang, Guy P.A. Vigers, Qian Zhao, Dean Russell Kahn, John Gaudino, Michael Christopher Hilton
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Publication number: 20240129893Abstract: This application provides a positioning measurement method, a positioning configuration method, an apparatus, and a communication device. The positioning measurement method in embodiments of this application includes: receiving, by a terminal, pre-configured measurement gap information, where a pre-configured measurement gap indicated by the pre-configured measurement gap information is used for positioning measurement; and performing, by the terminal, positioning measurement based on the pre-configured measurement gap.Type: ApplicationFiled: December 28, 2023Publication date: April 18, 2024Applicant: VIVO MOBILE COMMUNICATION CO., LTD.Inventors: Ye SI, Yuanyuan WANG, Qian YANG, Xusheng WEI
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Patent number: 11960147Abstract: The present disclosure relates to a loudspeaker. The loudspeaker may include a loudspeaker mechanism, a fixing mechanism, and a connector. The loudspeaker mechanism may be configured to generate a vibration signal and transmit the vibration signal to the human body. The fixing mechanism may be configured to support and maintain the position of the loudspeaker mechanism. The connector may be configured to connect the loudspeaker mechanism with the fixing mechanism. The loudspeaker mechanism may at least include a first fixed position and a second fixed position. The first fixed position may be a fixed position of the loudspeaker when the loudspeaker is in a non-working state. The second fixed position may be a fixed position of the loudspeaker when the loudspeaker is in a working state. The connector may be configured to switch the loudspeaker mechanism between the first fixed position and the second fixed position.Type: GrantFiled: May 5, 2023Date of Patent: April 16, 2024Assignee: SHENZHEN SHOKZ CO., LTD.Inventors: Yueqiang Wang, Haofeng Zhang, Lei Zhang, Yongjian Li, Qian Chen
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Patent number: 11962150Abstract: A method for protecting a power system having inverter-interfaced renewable energy sources is provided. The power system includes an inverter and a control system. The control system includes a current controller including a saturation limiter and a proportional and integral (PI) controller, a phase-locked system, and a low-voltage ride-through (LVRT)control unit. The method includes: by using a Park transformation matrix, determining an output voltage of the inverter; determining a modulated voltage of the output voltage; upon detecting a grid fault, obtaining current references by the LVRT control unit; determining a fault current in a first stage of a transient phase of the grid fault; determining a fault current in a second stage of the transient phase; determining a fault current in a third stage of the transient phase; and switching the control system to a fault control mode by tracking the fault currents in the first, second and third stages, to the current references.Type: GrantFiled: May 30, 2023Date of Patent: April 16, 2024Assignee: NORTH CHINA ELECTRIC POWER UNIVERSITYInventors: Tianshu Bi, Ke Jia, Qian Liu, Hao Liu, Cheng Wang
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Patent number: D1024599Type: GrantFiled: November 30, 2022Date of Patent: April 30, 2024Inventor: Qian Wang