Patents by Inventor Dong Lu
Dong Lu 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: 20260140571Abstract: Provided is a button assembly, a terminal device, and a control method. The button assembly is for electrical connection to the terminal device and includes a base body with a through-hole, a touch assembly movably connected therein, and a vibration assembly in contact with the touch assembly. The touch assembly is exposed on one side of the through-hole and is configured to detect press information. The vibration assembly includes a base plate that supports the base body and encloses to form accommodating space, and a piezoelectric vibration portion on the base plate corresponding to the accommodating space. The accommodating space is in communication with the through-hole. One end of the touch assembly facing the vibration assembly is in the accommodating space and is connected to the piezoelectric vibration portion or the base plate. The button assembly enables the user to obtain diversified tactile feedback when pressing the touch assembly.Type: ApplicationFiled: April 11, 2025Publication date: May 21, 2026Inventors: Changliang Wang, Dong Lu, Lijin Zhang, Wangwang Hu
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Patent number: 12530085Abstract: The present application provides an electronic device, including a housing provided with a hole and a virtual button structure provided within the housing. A pressing member of the virtual button structure is accommodated within the housing and partially exposed out of the housing through the hole. The virtual button structure further includes a sensor, a spacer, a substrate, and a piezoelectric sheet stacked within the housing. The sensor is connected to the pressing member, the substrate is provided on a side of the sensor and forms a vibration gap with the sensor, and the spacer is provided within the vibration gap. The piezoelectric sheet is provided on a side of the substrate and configured to generate a vibration and transmit the vibration to the pressing member. The present application can improve the effect of button triggering feedback, realize the localized vibration of the buttons, and enhance the user's experience.Type: GrantFiled: December 18, 2024Date of Patent: January 20, 2026Assignee: AAC Microtech (Changzhou) Co., Ltd.Inventors: Changliang Wang, Dong Lu, Chao Wang, Yulei Zhang
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Publication number: 20260017867Abstract: An electronic device receives a first operation of a user, which is used to trigger playing of a first animation of a first application. The electronic device invokes a user interface (UI) thread in response to the first operation, to obtain first initial property information and first final property information. The electronic device determines, through a render thread based on the first initial property information and the first final property information, at least one piece of first intermediate property information corresponding to the first animation. The electronic device draws and renders the first animation through the render thread based on the first initial property information, the first final property information, and the at least one piece of first intermediate property information, to obtain M image frames of the first animation. The electronic device plays the first animation based on the M image frames.Type: ApplicationFiled: September 19, 2025Publication date: January 15, 2026Applicant: Huawei Technologies Co., Ltd.Inventors: Daoyong Liu, Lei Liu, Jianhai Lu, Dong Lu, Zhengyun Wang
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Publication number: 20250390174Abstract: The present application provides an electronic device, including a housing provided with a hole and a virtual button structure provided within the housing. A pressing member of the virtual button structure is accommodated within the housing and partially exposed out of the housing through the hole. The virtual button structure further includes a sensor, a spacer, a substrate, and a piezoelectric sheet stacked within the housing. The sensor is connected to the pressing member, the substrate is provided on a side of the sensor and forms a vibration gap with the sensor, and the spacer is provided within the vibration gap. The piezoelectric sheet is provided on a side of the substrate and configured to generate a vibration and transmit the vibration to the pressing member. The present application can improve the effect of button triggering feedback, realize the localized vibration of the buttons, and enhance the user's experience.Type: ApplicationFiled: December 18, 2024Publication date: December 25, 2025Inventors: Changliang Wang, Dong Lu, Chao Wang, Yulei Zhang
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Publication number: 20250251587Abstract: An optical system includes at least one optical element positionable along an optical path to receive radiation, a shaft extending through a center of the at least one optical element, and an emitter configured to emit light along an emitted light axis. The emitted light axis does not coincide with a shaft axis of the shaft.Type: ApplicationFiled: April 21, 2025Publication date: August 7, 2025Inventors: Jingyang WU, Dong LU, Yangyang WU, Zezheng ZHANG
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Patent number: 12335710Abstract: The multifunctional sounding device provided by the present disclosure includes a housing body, a sounding unit and a vibration assembly. The sounding unit includes a frame, a vibration system fixed on the frame, and a magnetic circuit system that drives the vibration system to vibrate and produce sound in a first direction. The vibrator surrounds the outside of the magnetic circuit system with space. The coil assembly interacts with the magnetic circuit system to drive the vibrator to vibrate in a second direction perpendicular to the first direction. The coil assembly includes an iron core fixed to the vibrator and a coil wrapped around the iron core. The multifunctional sounding device of the present disclosure has a small thickness and low production cost.Type: GrantFiled: June 21, 2023Date of Patent: June 17, 2025Assignee: AAC Technologies (Nanjing) Co., Ltd.Inventors: Lubin Mao, Ziang Li, Jie Ma, Yun Tang, Dong Lu
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Patent number: 12298497Abstract: Motors for driving multi-element optical scanning devices and associated systems and methods include an exemplary optical system. The optical system includes at least one optical element positionable along an optical path to receive radiation, with the at least one optical element having an opening therethrough; a shaft extending through the opening; at least one bearing operably coupled to the shaft; and a motor operably coupled to the at least one optical element to rotate the at least one optical element.Type: GrantFiled: February 21, 2022Date of Patent: May 13, 2025Assignee: SZ DJI TECHNOLOGY CO., LTD.Inventors: Jingyang Wu, Dong Lu, Yangyang Wu, Zezheng Zhang
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Publication number: 20250047774Abstract: A display method includes a terminal that detects a first trigger event, and determines, based on the first trigger event, that a first application is in a large-screen display mode. The terminal obtains an internal element of a control on a first user interface. The terminal determines a scaling size of the element, and determines a layout of the internal element of the control based on the scaling size of the element and a screen size in the large-screen display mode. The terminal draws a second user interface based on the scaling size of the element and the layout of the internal element of the control, and displays the second user interface.Type: ApplicationFiled: October 25, 2024Publication date: February 6, 2025Inventors: Chang Shan, Zhenchao Lin, Dong Lu, Shun Xu, Jianhai Lu
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Publication number: 20240205608Abstract: The multifunctional sounding device provided by the present disclosure includes a housing body, a sounding unit and a vibration assembly. The sounding unit includes a frame, a vibration system fixed on the frame, and a magnetic circuit system that drives the vibration system to vibrate and produce sound in a first direction. The vibrator surrounds the outside of the magnetic circuit system with space. The coil assembly interacts with the magnetic circuit system to drive the vibrator to vibrate in a second direction perpendicular to the first direction. The coil assembly includes an iron core fixed to the vibrator and a coil wrapped around the iron core. The multifunctional sounding device of the present disclosure has a small thickness and low production cost.Type: ApplicationFiled: June 21, 2023Publication date: June 20, 2024Inventors: Lubin Mao, Ziang Li, Jie Ma, Yun Tang, Dong Lu
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Publication number: 20240123073Abstract: Novel small molecule proteolysis-targeting chimeras (PROTACs) are provided, along with methods for their use as RIPK1 kinase degraders. The small molecule PROTACs described herein are useful in treating and/or preventing RIPK1 kinase-related diseases, such as cancer, neurodegenerative disorders, and inflammatory diseases. Also provided are methods for promoting RIPK1 kinase degradation in a cell using the compounds and compositions described herein.Type: ApplicationFiled: December 3, 2021Publication date: April 18, 2024Applicant: Baylor College of MedicineInventors: Jin Wang, Dong Lu, Xin Yu
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Patent number: 11950076Abstract: A speaker includes: a housing including a ring-shaped frame, a front cover and a bottom shell; a vibration system and a magnetic circuit system, the vibration system including a diaphragm fixed on the frame, a voice coil support fixed on the diaphragm and a voice coil supported by the voice coil support, the magnetic circuit system including a first magnetic yoke fixed on the front cover and a magnet assembly fixed on the first magnetic yoke. A first opening is provided to penetrate a center portion of the diaphragm, and the diaphragm includes an inner edge enclosing the first opening and an outer edge fixed to the frame, the magnetic circuit system extends through the first opening, the housing further includes an extension portion extending from the front cover toward the diaphragm and surrounding the magnetic circuit system, and the inner edge of the diaphragm is fixed to the extension.Type: GrantFiled: May 13, 2022Date of Patent: April 2, 2024Assignee: AAC Microtech (Changzhou) Co., Ltd.Inventors: Lubin Mao, Dong Lu, Jie Ma, Ziang Li
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Publication number: 20230337946Abstract: In an embodiment a method for blood glucose detection includes obtaining, by a first electronic device, to-be-measured PPG (Photoplethysmography) data when the first electronic device detects a blood glucose detection instruction of a first user, performing feature extraction on the to-be-measured PPG data in order to obtain to-be-measured PPG feature data, inputting the to-be-measured PPG feature data into a pre-trained blood glucose detection model in order to obtain a blood glucose detection result and displaying first information according to the blood glucose detection result.Type: ApplicationFiled: August 16, 2021Publication date: October 26, 2023Inventors: Dong Lu, Luping Li, Maolin Chen
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Patent number: 11758333Abstract: The present disclosure provides multi-functional sound producing apparatus, including housing defining receiving cavity and sound producing device. The sound producing device includes vibration system and magnetic circuit unit driving vibration system to vibrate along first direction. The magnetic circuit unit includes main magnet assembly and auxiliary magnet. The apparatus further includes motor device which includes elastic member fixedly connected to housing, weight connected to elastic member, magnet component fixed to weight and vibrating along second direction with weight, and driving member fixed to bottom wall to drive magnet component to vibrate. Two groups of magnet component and driving member are provided, each of two opposite sides of main magnet assembly is provided with one group of magnet component and driving member, and second direction is perpendicular to first direction. The present disclosure has advantages of simple assembly, more saved overall space, low costs.Type: GrantFiled: May 27, 2022Date of Patent: September 12, 2023Assignee: AAC Microtech (Changzhou) Co., Ltd.Inventors: Xingzhi Huang, Yao Wang, Lubin Mao, Dong Lu
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Publication number: 20230283956Abstract: A speaker includes: a housing including a ring-shaped frame, a front cover and a bottom shell; a vibration system and a magnetic circuit system, the vibration system including a diaphragm fixed on the frame, a voice coil support fixed on the diaphragm and a voice coil supported by the voice coil support, the magnetic circuit system including a first magnetic yoke fixed on the front cover and a magnet assembly fixed on the first magnetic yoke. A first opening is provided to penetrate a center portion of the diaphragm, and the diaphragm includes an inner edge enclosing the first opening and an outer edge fixed to the frame, the magnetic circuit system extends through the first opening, the housing further includes an extension portion extending from the front cover toward the diaphragm and surrounding the magnetic circuit system, and the inner edge of the diaphragm is fixed to the extension.Type: ApplicationFiled: May 13, 2022Publication date: September 7, 2023Inventors: Lubin Mao, Dong Lu, Jie Ma, Ziang Li
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Publication number: 20230283959Abstract: The present disclosure provides multi-functional sound producing apparatus, including housing defining receiving cavity and sound producing device. The sound producing device includes vibration system and magnetic circuit unit driving vibration system to vibrate along first direction. The magnetic circuit unit includes main magnet assembly and auxiliary magnet. The apparatus further includes motor device which includes elastic member fixedly connected to housing, weight connected to elastic member, magnet component fixed to weight and vibrating along second direction with weight, and driving member fixed to bottom wall to drive magnet component to vibrate. Two groups of magnet component and driving member are provided, each of two opposite sides of main magnet assembly is provided with one group of magnet component and driving member, and second direction is perpendicular to first direction. The present disclosure has advantages of simple assembly, more saved overall space, low costs.Type: ApplicationFiled: May 27, 2022Publication date: September 7, 2023Inventors: Xingzhi Huang, Yao Wang, Lubin Mao, Dong Lu
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Patent number: 11474159Abstract: A battery State of Health estimation method based on a standard sample and a dual-embedded decoupling includes the steps of extracting significant characteristic peaks of the standard sample, mechanism parameter calibration of the standard sample, and on-line State of Health estimation of the test battery. The battery State of Health estimation method expounds the dual coupling relationship between temperature and aging on the characteristic peak voltage of Incremental Capacity curve from the perspective of impedance characteristic mechanism analysis, and proposes a method eliminating the voltage deviation caused by the most temperature-sensitive charge transfer resistance based on the “standard sample” to realize the decoupling of the first layer.Type: GrantFiled: January 10, 2022Date of Patent: October 18, 2022Assignee: JIANGSU UNIVERSITYInventors: Limei Wang, Sibing Qiao, Xiuliang Zhao, Dong Lu, Ruochen Wang, Ying Xu, Ying Zhang, Chaofeng Pan, Zhigang He, Yingfeng Cai, Long Chen
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Patent number: 11442113Abstract: An on-line State of Health estimation method of a battery in a wide temperature range based on “standardized temperature” includes: calculating battery Incremental Capacity curve of a battery, establishing a quantitative relationship between the voltage shift of the temperature-sensitive feature point and the temperature of a standard battery, standardized transformation of Incremental Capacity curves at different temperatures, establishing a quantitative relationship between the transformed height of the capacity-sensitive feature point and the State of Health based on a BOX-COX transformation. The BOX-COX transformation is expressed as y k ( ? ) = { y k ? - 1 ? ? ? 0 ln ? ? y k ? = 0 . An maximum likelihood function is used to calculate the optimal ?, and the transformed height of the capacity-sensitive feature point y can be acquired.Type: GrantFiled: January 5, 2021Date of Patent: September 13, 2022Assignee: JIANGSU UNIVERSITYInventors: Limei Wang, Dong Lu, Xiuliang Zhao, Sibing Qiao, Ying Xu, Chaofeng Pan
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Publication number: 20220236335Abstract: A battery State of Health estimation method based on a standard sample and a dual-embedded decoupling includes the steps of extracting significant characteristic peaks of the standard sample, mechanism parameter calibration of the standard sample, and on-line State of Health estimation of the test battery. The battery State of Health estimation method expounds the dual coupling relationship between temperature and aging on the characteristic peak voltage of Incremental Capacity curve from the perspective of impedance characteristic mechanism analysis, and proposes a method eliminating the voltage deviation caused by the most temperature-sensitive charge transfer resistance based on the “standard sample” to realize the decoupling of the first layer.Type: ApplicationFiled: January 10, 2022Publication date: July 28, 2022Applicant: JIANGSU UNIVERSITYInventors: Limei WANG, Sibing QIAO, Xiuliang ZHAO, Dong LU, Ruochen WANG, Ying XU, Ying ZHANG, Chaofeng PAN, Zhigang HE, Yingfeng CAI, Long CHEN
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Publication number: 20220179200Abstract: Motors for driving multi-element optical scanning devices and associated systems and methods include an exemplary optical system. The optical system includes at least one optical element positionable along an optical path to receive radiation, with the at least one optical element having an opening therethrough; a shaft extending through the opening; at least one bearing operably coupled to the shaft; and a motor operably coupled to the at least one optical element to rotate the at least one optical element.Type: ApplicationFiled: February 21, 2022Publication date: June 9, 2022Applicant: SZ DJI TECHNOLOGY CO., LTD.Inventors: Jingyang WU, Dong LU, Yangyang WU, Zezheng ZHANG
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Publication number: 20220171033Abstract: Small bearings for multi-element optical scanning devices and associated systems and methods include an exemplary LiDAR system. The LiDAR system includes a laser transceiver having a laser emitter and a laser receiver, the laser emitter being positioned to emit laser light along an optical path; a collimating element and at least one optical element positioned along the optical path, the at least one optical element having an opening therethrough; a shaft extending into the opening; and a bearing positioned to rotatably support the at least one optical element relative to the shaft.Type: ApplicationFiled: February 21, 2022Publication date: June 2, 2022Applicant: SZ DJI TECHNOLOGY CO., LTD.Inventors: Jingyang Wu, Dong Lu, Yangyang Wu, Zezheng Zhang