Patents by Inventor Chao Wan
Chao Wan 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: 12248644Abstract: A circuit arrangement for a touch sensor includes a plurality of capacitive sensors, an ADC, a switch arrangement, and a controller. The capacitive sensors measure over a respective sampling period for detecting a touch event on a surface and provide an output. The ADC receives the output and determines a digital value over a conversion period. The switch arrangement selectively provides the output from the capacitive sensors to the ADC. The controller activates a first capacitive sensor to measure the capacitance for detecting a touch event, and activates a second capacitive sensor for detecting a touch event such that the respective sampling periods are at least partly concurrent. The controller also controls the switch arrangement to cause the ADC to receive the output of the first capacitive sensor after its sampling time and receive the output of the second capacitive sensor after its sampling time.Type: GrantFiled: July 6, 2023Date of Patent: March 11, 2025Assignee: NXP B.V.Inventor: Chao Wan
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Publication number: 20250079568Abstract: Disclosed is a fully immersed energy storage device, which includes a casing and a water pump. An insulation box is mounted inside the casing, and the insulation box is assembled with an assembly plate thereon. A mounting platform is mounted on the assembly plate and assembled with an annular rack. A rotating groove is provided between the mounting platform and the annular rack. Balls are placed in the rotating groove. The mounting platform is assembled with an assembly block, on which a rotating shaft is mounted. One end of the rotating shaft connects to a gear. The other end of the rotating shaft connects to a first assembly rod, to which a second assembly rod is connected. The second assembly rod connects to a fixed block, which is connected to an energy storage box. A motor base is mounted on the casing. A motor is mounted on the motor base.Type: ApplicationFiled: August 15, 2023Publication date: March 6, 2025Applicant: CSG PWR GEN (GUANGDONG) ENERGY STOR TECH CO., LTDInventors: Zhiqiang WANG, Chao DONG, Bangjin LIU, Sheng WAN, Jin WANG, Di XIAO, Jiasheng WU, Man CHEN, Yumin PENG, Yueli ZHOU, Cheng PENG, Min ZHANG, Bin WU, Linwei WANG, Qihua LIN, Xiaodong ZHENG, Zheng WENG, Shaohua ZHAO, Lunsen ZOU
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Patent number: 12236818Abstract: Provided is a display drive system, including: a plurality of drive units and a control unit. The plurality of drive units are connected to a lamp panel, and at least one of the plurality of drive units is configured to drive, during a display stage, the lamp panel to emit light. The control unit is connected to the plurality of drive units, and is configured to detect an operating state of the drive units driving the lamp panel to emit light. In response to detecting that a first drive unit is abnormal, the lamp panel is driven, by a second drive unit, to emit light, wherein the first drive unit is at least one of the drive units driving the lamp panel to emit light, and the second drive unit is at least one of the plurality of drive units other than the first drive unit.Type: GrantFiled: April 29, 2022Date of Patent: February 25, 2025Assignees: BOE Intelligent IoT Technology Co., LTD., BOE Technology Group Co., Ltd.Inventors: Chao Yu, Enhui Guan, Zhongkui Wan, Xinyi Cheng, Changlin Leng, Xingqun Jiang, Youxiang Xia
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Calibration method for oxygen sensor, medical ventilation system, anesthetic machine, and ventilator
Patent number: 12214127Abstract: A calibration method for an oxygen sensor and a medical ventilation system are disclosed. At least two electrical signals are acquired at two time points within a preset time period, when the oxygen sensor is in a preset oxygen concentration. A response function of the oxygen sensor which corresponds to the preset oxygen concentration, is determined according to the at least two time points and the at least two electrical signals. A steady-state output value of the oxygen sensor in the preset oxygen concentration is determined, according to the response function and a characteristic curve of the oxygen sensor is determined, according to the steady-state output value of the oxygen sensor in the preset oxygen concentration. The described method reduces the time waiting for the oxygen sensor to respond, thus improving calibration efficiency, and facilitating the improvement of the oxygen concentration monitoring accuracy of a ventilation device in daily use.Type: GrantFiled: June 30, 2022Date of Patent: February 4, 2025Assignee: SHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS CO., LTD.Inventors: Congying Wan, Guangtao Chen, Wei Ling, Chao Wang, Dongsheng Liang -
Publication number: 20250013590Abstract: The present application relate to the technical field of mobile communication, and in particular to a radio frequency chip, an algorithm reconstruction method and a computer-readable storage medium. The radio frequency chip includes a configuration interface, an interconnection bus, a processor and at least two operation units. Each operation unit is provided with different operation functions. The configuration interface is connected to the processor, and is configured to transmit the received routing information and the configuration data to the processor. The routing information and the configuration data are determined according to a target operation function of the radio frequency chip. The interconnection bus is communicated with each operation unit and is connected to the processor, and is configured to adjust an input and output relationship between each operation unit.Type: ApplicationFiled: October 10, 2022Publication date: January 9, 2025Inventors: Chuang ZHENG, Zhengjian DAI, Chao WAN, Jiangli LEI, Zuofeng ZHANG
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Publication number: 20240317986Abstract: A recycled material based on in-situ compatibilization and chain extension is mainly prepared from the following raw materials in parts by mass: 30-70 parts of waste HIPS, 30-70 parts of waste PP, 2-6 parts of POE, 0.1-0.4 part of an alkylation reaction catalyst, 0.1-0.3 part of a co-catalyst, and 2-8 parts of a macromolecular chain extender. Further, a preparation method for the recycled material based on in-situ compatibilization and chain extension is provided.Type: ApplicationFiled: November 22, 2022Publication date: September 26, 2024Applicant: CHINA NATIONAL ELECTRIC APPARATUS RESEARCH INSTITUTE CO., LTD.Inventors: Yonggao FU, Nuo CAO, Jiaqi HU, Ling WANG, Chao WAN
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Publication number: 20240230727Abstract: A circuit arrangement for detecting a glitch on a supply voltage comprising a low pass filter arrangement coupled to a supply terminal and configured provide a filtered supply voltage. The circuit arrangement comprises a first and second detector circuit each configured to receive the supply voltage and the filtered supply voltage and configured to provide a first and second detection signal indicative of a glitch comprising a transient, positive and a transient negative change in the supply voltage at a first detector output terminal and second detector output terminal respectively. The circuit arrangement further comprises a circuit-arrangement output terminal configured to provide an output signal indicative of the detection of a glitch in the supply voltage based on the first detection signal and the second detection signal.Type: ApplicationFiled: September 29, 2023Publication date: July 11, 2024Inventors: Joachim Josef Maria Kruecken, Chao Wan
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Publication number: 20240133927Abstract: A circuit arrangement for detecting a glitch on a supply voltage comprising a low pass filter arrangement coupled to a supply terminal and configured provide a filtered supply voltage. The circuit arrangement comprises a first and second detector circuit each configured to receive the supply voltage and the filtered supply voltage and configured to provide a first and second detection signal indicative of a glitch comprising a transient, positive and a transient negative change in the supply voltage at a first detector output terminal and second detector output terminal respectively. The circuit arrangement further comprises a circuit-arrangement output terminal configured to provide an output signal indicative of the detection of a glitch in the supply voltage based on the first detection signal and the second detection signal.Type: ApplicationFiled: September 28, 2023Publication date: April 25, 2024Inventors: Joachim Josef Maria Kruecken, Chao Wan
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Publication number: 20240117125Abstract: A regenerated polymer alloy material is provided. The regenerated polymer alloy material is mainly prepared from the following raw materials in parts by mass: a waste HIPS: 55-70, a PP: 30-45, an alkylation reaction catalyst: 0.1-0.4, a co-catalyst: 0.1-0.3, and a HIPS-based macromolecular chain extender: 2-8. The regenerated polymer alloy material uses the waste HIPS and the PP new materials as raw materials, to obtain a waste HIPS based regenerated polymer alloy material with excellent comprehensive properties by using two types of chemical modifiers in combination in segments. The waste HIPS based regenerated polymer alloy material has environmental protection and high value. Further, a method for preparing the regenerated polymer alloy material is also provided.Type: ApplicationFiled: November 22, 2022Publication date: April 11, 2024Applicant: CHINA NATIONAL ELECTRIC APPARATUS RESEARCH INSTITUTE CO., LTD.Inventors: Nuo CAO, Jiaqi HU, Yonggao FU, Ling WANG, Chao WAN
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Publication number: 20240012509Abstract: A circuit arrangement for a touch sensor comprising: a plurality of capacitive sensors configured to measure over a respective sampling period for detecting a touch event on a surface and provide an output; an ADC to receive the output of the capacitive sensors and determine a digital value over a conversion period; a first switch arrangement configured to selectively provide the output from the capacitive sensors to the ADC; a controller configured to: activate a first capacitive sensor to measure the capacitance for detecting a touch event and activate a second capacitive sensor for detecting a touch event such that the respective sampling periods are at least partly concurrent, and configured to control the first switch arrangement to cause the ADC to receive the output of the first capacitive sensor after its sampling time and receive the output of the second capacitive sensor after its sampling time.Type: ApplicationFiled: July 6, 2023Publication date: January 11, 2024Inventor: Chao Wan
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Publication number: 20230078328Abstract: The present invention discloses a regenerated HIPS/PPO alloy material based on chemical and physical co-modification, which is mainly composed of the following components in parts by mass: waste HIPS 60-70, PPO 30-40, HIPS-based macromolecular chain extender 2-8, elastomer toughening agent 2-10, oxazoline chain extender 0.2-1, and chain-extension catalyst 0.1-0.4. The alloy material uses chemical modification of in-situ chain extension and compatibilization of the macromolecular chain extender to restore a molecular chain structure, improve a phase interface and increase compatibility of the alloy. Through physical modification introduced by adding the elastomer toughening agent, a combined effect of chemical modification and physical modification is exploited, with target properties improved, a regenerated plastic alloy material with an excellent comprehensive property prepared, and the waste fully utilized to achieve energy saving and emission reduction.Type: ApplicationFiled: July 28, 2021Publication date: March 16, 2023Applicant: CHINA NATIONAL ELECTRIC APPARATUS RESEARCH INSTITUTE CO., LTD.Inventors: Nuo CAO, Yonggao FU, Jiaqi HU, Ling WANG, Chao WAN
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Patent number: 11366683Abstract: A process deployment controller creates an updated image for an intermediary engine in order to execute one or more applications on a host infrastructure. The process deployment controller generates a partial image by executing source code from a template repository. The partial image provides a structure used to create an intermediary engine used with a container, which includes an application, as well as binaries and libraries required to execute the application in an infrastructure via the intermediary engine. The process deployment controller transmits an identifier of the infrastructure to a component registry; receives a component description of the infrastructure from the component registry; and uses the component description to create an updated image of the partial image. The process deployment controller, upon receiving a request for the application to run on the infrastructure, utilizes the updated image and intermediary engine to execute the application on the infrastructure.Type: GrantFiled: January 3, 2020Date of Patent: June 21, 2022Assignee: International Business Machines CorporationInventors: Yuan Yuan Wang, Qi Feng Huo, Da Li Liu, Cdl Lei Li, Yan Song Liu, Tian Xiaoyi, Shu Chao Wan
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Patent number: 11093263Abstract: The present disclosure provides a method, computer system and computer program product for generating a conversation content. According to the method, a rule corresponding to a first component of a user interface can be obtained, wherein the first component represents one or more resources provided to a user, an operation for the first component can be determined based on the rule and a feature of the first component, a virtual component tree can be constructed according to the operation, wherein the virtual component tree depicts components to be included in the user interface and relationship between the components; and the user interface can be rendered based on the virtual component tree.Type: GrantFiled: April 18, 2019Date of Patent: August 17, 2021Assignee: International Business Machines CorporationInventors: Shu Chao Wan, Jing Jing Pan, Xin Peng Liu, Yiwen Huang, Ye Cui
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Publication number: 20210208916Abstract: A process deployment controller creates an updated image for an intermediary engine in order to execute one or more applications on a host infrastructure. The process deployment controller generates a partial image by executing source code from a template repository. The partial image provides a structure used to create an intermediary engine used with a container, which includes an application, as well as binaries and libraries required to execute the application in an infrastructure via the intermediary engine. The process deployment controller transmits an identifier of the infrastructure to a component registry; receives a component description of the infrastructure from the component registry; and uses the component description to create an updated image of the partial image. The process deployment controller, upon receiving a request for the application to run on the infrastructure, utilizes the updated image and intermediary engine to execute the application on the infrastructure.Type: ApplicationFiled: January 3, 2020Publication date: July 8, 2021Inventors: YUAN YUAN WANG, QI FENG HUO, DA LI LIU, CDL LEI LI, YAN SONG LIU, TIAN XIAOYI, SHU CHAO WAN
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Patent number: 11042426Abstract: Embodiments of the present disclosure relate to reuse ongoing reusable Ajax requests. According to the method, one or more processors receive a first Ajax request in a web application. The method further includes detecting at least one ongoing Ajax request comprising a second ongoing reusable Ajax request. The second ongoing Ajax request may be substantially similar to the first Ajax request. The method further includes receiving the second ongoing reusable Ajax request from a server of the web application. The method further includes executing a call-back function of the second ongoing reusable Ajax request.Type: GrantFiled: August 23, 2018Date of Patent: June 22, 2021Assignee: International Business Machines CorporationInventors: Shu Chao Wan, Jing Jing Pan, Xin Peng Liu
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Patent number: 10854009Abstract: A method for obtaining a virtual object for a first terminal includes obtaining a first current indoor position, and obtaining a second indoor position corresponding to the first indoor position and a corresponding identifier of a virtual object. The second indoor position is a position of the virtual object corresponding to the identifier of the virtual object. The method also includes, when moving from the first indoor position into a first preset position range including the second indoor position, displaying an actual image shot by a camera and, when the actual image includes the second indoor position, displaying the virtual object at a position in the actual image corresponding to the second indoor position, obtaining a selection operation on the virtual object displayed in the actual image, and sending an obtaining request for the virtual object to a server according to the selection operation.Type: GrantFiled: March 11, 2019Date of Patent: December 1, 2020Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITEDInventors: Zijie Chen, Jie Gao, Yongtao Li, Jianfeng Chen, Zhijie Xie, Shipeng Zhang, Chao Wan, Lei Zhang
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Patent number: 10839091Abstract: Machine logic (for example, software) for protecting sensitive and confidential user data and sending the protected user data to an authorized third party for predictive analytics purposes. The machine logic rules perform linear transformation operations on the sensitive and confidential user data in order to obscure the underlying data before it is sent to an authorized third party for performing predictive analysis of the underlying data. After performing predictive analysis on the obscured data by the authorized third party, the owner of the sensitive and confidential data takes a consequential action (that is, the owner of the data makes a business-related decision) based on the prediction.Type: GrantFiled: December 5, 2017Date of Patent: November 17, 2020Assignee: International Business Machines CorporationInventors: Xu Nan Zhang, Ming Chao Wan, Miao He, Lin Tang, Yue Tong, Bing Shao, Changrui Ren
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Publication number: 20200334053Abstract: The present disclosure provides a method, computer system and computer program product for generating a conversation content. According to the method, a rule corresponding to a first component of a user interface can be obtained, wherein the first component represents one or more resources provided to a user, an operation for the first component can be determined based on the rule and a feature of the first component, a virtual component tree can be constructed according to the operation, wherein the virtual component tree depicts components to be included in the user interface and relationship between the components; and the user interface can be rendered based on the virtual component tree.Type: ApplicationFiled: April 18, 2019Publication date: October 22, 2020Inventors: Shu Chao Wan, Jing Jing Pan, Xin Peng Liu, Yiwen Huang, YE CUI
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Patent number: 10812761Abstract: A tracking method for a video surveillance system includes: obtaining identification information for a first target object uploaded by a positioning system; obtaining time information and location information for the positioning system at the time the positioning system uploads the identification information; storing the identification information, the location information, and the time information in a preset database to obtain a storage result; and generating tracking information for the first target object according to the storage result.Type: GrantFiled: May 25, 2018Date of Patent: October 20, 2020Assignee: Tencent Technology (Shenzhen) Company LimitedInventors: Lei Zhang, Shipeng Zhang, Zhijie Xie, Chao Wan, Xin Xu, Chaohui Ding, Hua Mao, Tao Wang, Chang Liu, Keji Wang, Fengli Ruan, Huiqin Yang, Mo Zhao, Zijie Chen
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Publication number: 20200065169Abstract: Embodiments of the present disclosure relate to reuse ongoing reusable Ajax requests. According to the method, one or more processors receive a first Ajax request in a web application. The method further includes detecting at least one ongoing Ajax request comprising a second ongoing reusable Ajax request. The second ongoing Ajax request may be substantially similar to the first Ajax request. The method further includes receiving the second ongoing reusable Ajax request from a server of the web application. The method further includes executing a call-back function of the second ongoing reusable Ajax request.Type: ApplicationFiled: August 23, 2018Publication date: February 27, 2020Inventors: Shu Chao Wan, Jing Jing Pan, Xin Peng Liu