Patents by Inventor Yuhong Liu
Yuhong Liu 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: 20230100679Abstract: This application provides a federated-learning-based data processing method, apparatus, and device, and a computer-readable storage medium. The method includes obtaining data to be processed, the data to be processed comprising multiple object identifiers and a feature value corresponding to each object identifier; binning the data to be processed based on the feature value corresponding to each object identifier to obtain a number of bins; determining multiple target identifier sets from each bin, and transmitting each target identifier set to a label-party device; receiving each piece of set label distribution information corresponding to each target identifier set from the label-party device, and determining bin label distribution information corresponding to each bin based on each piece of set label distribution information; and merging bins based on a binning policy and each piece of bin label distribution information to obtain a final binning result.Type: ApplicationFiled: December 1, 2022Publication date: March 30, 2023Inventors: Xiaoliang FAN, Yangyu TAO, Jie JIANG, Yuhong LIU, Peng CHEN
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Publication number: 20230078061Abstract: A model training method and apparatus for federated learning, a device and a storage medium are provided, which belong to the technical field of machining learning. The method includes: generating an ith scalar operator based on a (t-1)th round of training data and a tth round of training data (201); transmitting an ith fusion operator to a next node device based on the ith scalar operator (202); determining an ith second-order gradient descent direction of an ith sub-model based on an acquired second-order gradient scalar, an ith model parameter and an ithfirst-order gradient; and updating the ith sub-model based on the ith second-order gradient descent direction to obtain a model parameter of the ith sub-model during a (t+1)th round of iterative training.Type: ApplicationFiled: November 17, 2022Publication date: March 16, 2023Applicant: Tencent Technology (Shenzhen) Company LimitedInventors: Yong CHENG, Yangyu TAO, Shu LIU, Jie JIANG, Yuhong LIU, Peng CHEN
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Patent number: 11579471Abstract: Smart glasses are provided in the present disclosure, including a housing, a fixing bracket, a left lens barrel, a right lens barrel, an object distance adjustment mechanism including a left-eye object distance adjustment gear, a right-eye object distance adjustment gear, an object distance adjustment driving gear engaged with the left-eye object distance adjustment gear and the right-eye object distance adjustment gear and a driving motor driving the object distance adjustment driving gear to rotate and being capable of moving back and forth on the fixing bracket along a second direction; a pupil distance adjustment mechanism connected to at least one lens barrel, and configured to drive the lens barrel to move in the first direction when an external force is applied, and a linkage member arranged between the at least one lens barrel and the driving motor.Type: GrantFiled: June 23, 2021Date of Patent: February 14, 2023Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhanshan Ma, Yuhong Liu, Jinbao Peng, Bingxin Liu
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Publication number: 20230015925Abstract: Methods and systems for provable, auditable and secure software updates for resource-constrained IoT devices are provided via a security framework and a protocol for owner-controlled software updates for IoT devices through blockchain.Type: ApplicationFiled: September 20, 2022Publication date: January 19, 2023Inventors: Gabriel Jerome Solomon, Peng Zhang, Yuhong Liu, Rachael Brooks
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Publication number: 20220351652Abstract: Provided is a display device, including: a display assembly; a hollow housing assembly, wherein the display assembly is disposed in the housing assembly; a motor connected to the display assembly and configured to drive the display assembly to rotate; and a driving assembly connected to the display assembly and configured to drive the display assembly to display images, wherein the driving assembly includes a wireless power transmission structure and a wireless power reception structure, wherein the wireless power transmission structure is independent from the display assembly and wiredly connected to a first driving power supply, and the wireless power reception structure is wiredly connected to the display assembly and capable of delivering power to the wireless power reception structure by electromagnetic mutual inductance.Type: ApplicationFiled: November 19, 2020Publication date: November 3, 2022Inventors: Yuhong Liu, Zhanshan Ma, Zheng Ge, Jiyang Shao
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Patent number: 11481207Abstract: Methods and systems for provable, auditable and secure software updates for resource-constrained IoT devices are provided via a security framework and a protocol for owner-controlled software updates for IoT devices through blockchain.Type: GrantFiled: May 24, 2021Date of Patent: October 25, 2022Assignee: Santa Clara UniversityInventors: Gabriel Jerome Solomon, Peng Zhang, Yuhong Liu, Rachael Brooks
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Patent number: 11428677Abstract: The present invention provides a reference fingerprint of virgin olive oil, and an establishment method and an application thereof. By using UPLC-FLD, the chromatographic information of various components in the extra virgin olive oil is obtained, breaking through the limitation of establishment of fingerprints by means of conventional GC-MS method and based on the fatty acid composition of edible oil, and further solving the problem that traditional fingerprints only use a single component for determination and thus result in false positivity.Type: GrantFiled: March 16, 2020Date of Patent: August 30, 2022Assignee: LONGNAN XIANGYU OLIVE DEVELOPMENT CO., LTD.Inventors: Bo Wang, Yuhong Liu, Jianke Li, Feng Jin, Xiaoping Zhou, Yongqing Yang, Gongpeng Wu, Min Zhao, Huijun Wang, Huan Zhang
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Publication number: 20220124921Abstract: A rotary shaft mechanism of an electronic is provided. The rotary shaft mechanism includes a first rotating assembly and a second rotating assembly, wherein the first rotating assembly is provided with a first through hole, and the second rotating assembly is provided with a second through hole, wherein the first through hole is in communication with the second through hole, and an axis of the first through hole and an axis of the second through hole are both intersected with a rotary shaft between the first rotating assembly and the second rotating assembly. A flexible circuit board of the electronic device is disposed in the first through hole and the second through hole.Type: ApplicationFiled: April 14, 2021Publication date: April 21, 2022Inventors: Yuhong Liu, Zhanshan Ma, Jiankang Sun, Zheng Ge, Lili Chen
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Publication number: 20220113490Abstract: Provided is a focusing assembly including a focusing barrel and a barrel retaining ring; the focusing barrel includes a first sleeve, a second sleeve, and a third sleeve that are sequentially sleeved from inside to outside of the focusing barrel; the first sleeve is provided with a lens mounting portion for mounting a focusing lens, a first end of the second sleeve is provided with a display screen mounting portion for mounting a display screen, a second end of the second sleeve is detachably connected to the barrel retaining ring, the first end and the second end being opposite ends of the second sleeve; and the lens mounting portion and the display screen mounting portion are configured such that the relative position thereof in a focusing direction of the focusing assembly is adjustable.Type: ApplicationFiled: April 17, 2020Publication date: April 14, 2022Inventors: Yuhong Liu, Zhanshan Ma, Haoran Jing, Zheng Ge, Zhiyu Sun, Jinbao Peng, Hao Zhang, Wenhong Tian, Lili Chen
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Patent number: 11249545Abstract: The present disclosure provides an electronic apparatus, a spatial positioning system and a method thereof. The electronic apparatus includes: a body having a central region and a peripheral region surrounding the central region; and a plurality of signal receiving components disposed in the peripheral region of the body. The signal receiving component includes a circuit board and a plurality of signal receiving devices located on the circuit board.Type: GrantFiled: March 20, 2020Date of Patent: February 15, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Chao Zheng, Zhanshan Ma, Jiyang Shao, Jinbao Peng, Ziqiang Guo, Wenhong Tian, Haoran Jing, Zhiyu Sun, Zheng Ge, Yuhong Liu, Hao Zhang, Lili Chen
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Patent number: 11243922Abstract: The present disclosure is related to a method and an apparatus for data migration in a database cluster. The method includes obtaining a snapshot of a source data node and recording incremental data in a to-be-migrated data shard in the source data node according to inventory data. The method includes migrating the inventory data to a target data node. The method also includes migrating the incremental data, and during the migration when the unmigrated incremental data satisfies a preset write-lock condition, instructing the source data node to perform a write-lock operation on the to-be-migrated data shard and migrate unmigrated incremental data to the target data node. The method further includes, after the migration of the incremental data is completed, instructing a coordinator node to switch a route corresponding to the to-be-migrated data shard from the source data node to the target data node.Type: GrantFiled: February 14, 2019Date of Patent: February 8, 2022Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITEDInventors: Zhongqing Xu, Sen Hu, Yuesen Li, Yuhong Liu
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Publication number: 20210405396Abstract: Smart glasses are provided in the present disclosure, including a housing, a fixing bracket, a left lens barrel, a right lens barrel, an object distance adjustment mechanism including a left-eye object distance adjustment gear, a right-eye object distance adjustment gear, an object distance adjustment driving gear engaged with the left-eye object distance adjustment gear and the right-eye object distance adjustment gear and a driving motor driving the object distance adjustment driving gear to rotate and being capable of moving back and forth on the fixing bracket along a second direction; a pupil distance adjustment mechanism connected to at least one lens barrel, and configured to drive the lens barrel to move in the first direction when an external force is applied, and a linkage member arranged between the at least one lens barrel and the driving motor.Type: ApplicationFiled: June 23, 2021Publication date: December 30, 2021Inventors: Zhanshan MA, Yuhong LIU, Jinbao PENG, Bingxin LIU
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Publication number: 20210373875Abstract: Methods and systems for provable, auditable and secure software updates for resource-constrained IoT devices are provided via a security framework and a protocol for owner-controlled software updates for IoT devices through blockchain.Type: ApplicationFiled: May 24, 2021Publication date: December 2, 2021Inventors: Gabriel Jerome Solomon, Peng Zhang, Yuhong Liu, Rachael Brooks
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Publication number: 20210306612Abstract: A displaying device, a device and method for generating data, and a displaying system. The displaying device includes a displaying screen, a driving assembly, a rotating assembly and a controlling assembly; a rotation shaft of the displaying screen is parallel to a light exiting face of a display panel; the displaying screen includes a display panel and an optical assembly; a light ray emitted by the display panel includes an emergent light located in a reference plane, and the reference plane is perpendicular to the light-exiting face of the display panel and the rotation shaft of the displaying screen; the optical assembly is configured for adjusting the emergent light located to in the reference plane into a collimated light perpendicular to the light-exiting face of the display panel; the rotating assembly is configured for driving the driving assembly to rotate; and the controlling assembly is electrically connected to the displaying screen.Type: ApplicationFiled: March 3, 2021Publication date: September 30, 2021Applicants: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Zhanshan Ma, Xue Dong, Hao Zhang, Wenhong Tian, Ke Li, Yuhong Liu, Zheng Ge, Lili Chen
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Patent number: 11071709Abstract: A traditional Chinese medicine plant composition, comprising in parts by weight: 20-60 parts of Astragalus membranacus, 10-30 parts of Radix sileris, 10-30 parts of Rhizoma gastrodiae, 5-20 parts of Calendula officinalis, and 5-15 parts of Albizzia julibrissin. The traditional Chinese medicine plant composition has functions of relieving allergies, anti-Allergy itching, eliminating redness and swelling, and allergy recovery, and is safe and does not cause irritation, can be used in skin care products. The traditional Chinese medicine plant composition is prepared by crushing plant raw materials and then extracting same.Type: GrantFiled: August 3, 2017Date of Patent: July 27, 2021Assignee: NUTRI-WOODS BIO-TECH (BEIJING) CO., LTD.Inventors: Yinmao Dong, Hankun Ren, Hong Meng, Yuhong Liu, Peina Zha
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Patent number: 11033486Abstract: A plant composition, a preparation method and an application thereof. The plant composition comprises the following components in parts by weight: 20-60 parts of lemon eucalyptus, 3-20 parts of lavender, and 2-15 parts of mint. By means of adjusting the content of lemon eucalyptus, lavender and peppermint, a synergistic effect among said three components is expressed, ensuring a repellent effect while repellent time is prolonged; introducing the plant composition into skin care products enhances a repellent effect while being safe and non-irritating.Type: GrantFiled: January 12, 2018Date of Patent: June 15, 2021Assignee: NUTRI-WOODS BIO-TECH (BEIJING) CO., LTD.Inventors: Yinmao Dong, Peina Zha, Hankun Ren, Yuhong Liu, Hong Meng
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Publication number: 20210123894Abstract: The present invention provides a reference fingerprint of virgin olive oil, and an establishment method and an application thereof. By using UPLC-FLD, the chromatographic information of various components in the extra virgin olive oil is obtained, breaking through the limitation of establishment of fingerprints by means of conventional GC-MS method and based on the fatty acid composition of edible oil, and further solving the problem that traditional fingerprints only use a single component for determination and thus result in false positivity.Type: ApplicationFiled: March 16, 2020Publication date: April 29, 2021Applicant: Longnan Xiangyu Olive Development Co., Ltd.Inventors: Bo WANG, Yuhong LIU, Jianke LI, Feng JIN, Xiaoping ZHOU, Yongqing YANG, Gongpeng WU, Min ZHAO, Huijun WANG, Huan ZHANG
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Publication number: 20210034142Abstract: The present disclosure provides an electronic apparatus, a spatial positioning system and a method thereof. The electronic apparatus includes: a body having a central region and a peripheral region surrounding the central region; and a plurality of signal receiving components disposed in the peripheral region of the body. The signal receiving component includes a circuit board and a plurality of signal receiving devices located on the circuit board.Type: ApplicationFiled: March 20, 2020Publication date: February 4, 2021Inventors: Chao ZHENG, Zhanshan MA, Jiyang SHAO, Jinbao PENG, Ziqiang GUO, Wenhong TIAN, Haoran JING, Zhiyu SUN, Zheng GE, Yuhong LIU, Hao ZHANG, Lili CHEN
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Publication number: 20200054053Abstract: The present invention relates to the field of food processing and provides a method for preparing olive leaf powder, including the following steps: pulverizing olive leaves under conditions protected from light to obtain crushed olive leaves; immersing the crushed olive leaves in water, and homogenizing, to obtain an olive-leaf homogenate; pre-freezing the olive-leaf homogenate at a temperature below ?16° C. for more than 25 min, and then vacuum freeze-drying to obtain the olive leaf powder; where the vacuum freeze-drying is performed according to the following: the olive-leaf homogenate is heated at a constant rate from the pre-freezing temperature to a drying temperature, and is dried at this temperature for more than 20 min to obtain the olive leaf powder; and the drying temperature is 15-35° C.Type: ApplicationFiled: May 7, 2019Publication date: February 20, 2020Applicants: Longnan Xiangyu Olive Development Co., Ltd., Gansu Inspection and Quarantine Science and Technology Research InstituteInventors: Xiaoping ZHOU, Bo WANG, Yuhong LIU, Ajing LIU, Huijun WANG, Jianke LI, Feng JIN
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Publication number: 20190380946Abstract: A plant composition, a preparation method and an application thereof. The plant composition comprises the following components in parts by weight: 20-60 parts of lemon eucalyptus, 3-20 parts of lavender, and 2-15 parts of mint. By means of adjusting the content of lemon eucalyptus, lavender and peppermint, a synergistic effect among said three components is expressed, ensuring a repellent effect while repellent time is prolonged; introducing the plant composition into skin care products enhances a repellent effect while being safe and non-irritating.Type: ApplicationFiled: January 12, 2018Publication date: December 19, 2019Applicant: NUTRI-WOODS BIO-TECH (BEIJING) CO., LTD.Inventors: Yinmao DONG, Peina ZHA, Hankun REN, Yuhong LIU, Hong MENG