Patents by Inventor Fei Cao
Fei Cao 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: 20240119883Abstract: A pixel driving circuit and a display panel are provided. The pixel driving circuit includes a data writing module, a data conversion module, and a current driving module. The data writing module is electrically connected to a first node and configured to transmit a data signal to the first node. The data conversion module is electrically connected to the first node, a second node, and a modulation signal source, and configured to generate a current driving control signal, and to output the current driving control signal to the second node. The current driving module is electrically connected to the second node, a light-emitting control wire, and a light-emitting device, and configured to control the light-emitting device to emit light. An effective pulse of the current driving control signal has different pulse widths in different gray-scale states.Type: ApplicationFiled: October 30, 2022Publication date: April 11, 2024Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Haiming CAO, Chao TIAN, Fei AI, Guanghui LIU
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Publication number: 20240112283Abstract: The present disclosure provides an ecological governance method based on erosion prevention and control for a gentle slope farmland and relates to the technical field of ecological governance of farmlands. The ecological governance method based on erosion prevention and control for a gentle slope farmland includes the following steps: sampling a gentle slope farmland to investigate erosion thereof; and determining erosion of a gentle slope cultivated land and selecting a corresponding recovery strategy based on a detection result of a sample, a soil quality index (SQI), and a comprehensive vegetation quality index (VQI), where the recovery strategy includes a natural recovery method and a biological-farming comprehensive recovery method; enclosing the gentle slope cultivated land, fallowing the gentle slope cultivated land and reducing tillage; exterminating insect pests and poisonous weeds in the enclosed area; and turning over straws under soil by a cultivator. The growth of poisonous weeds is inhibited.Type: ApplicationFiled: September 21, 2023Publication date: April 4, 2024Inventors: Weiping Yan, Shaofeng Bian, Yongjun Wang, Hongxiang Zhao, Lihua Zhang, Baoyu Chen, Hongjun Wang, Tiehua Cao, Xuanhe Liang, Guobo Tan, Ning Sun, Chen Xu, Fei Li, Xiangmeng Meng, Jinghua Wang, Qingge Wang
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Publication number: 20240071873Abstract: The present invention discloses a package structure for reducing warpage of plastic package wafer, including an adapter board, a chip mounted on the adapter board, and a first plastic package layer covering the chip, through-silicon-vias are disposed on the adapter board, the first and second surfaces of the adapter board are respectively provided with external connection solder balls and/or external connection solder pads electrically connected with the through-silicon-vias. The process of manufacturing the package structure includes: after the first surface process of the adapter board is completed, bonding the first carrier on its first surface, then cutting the first carrier to expose the chip-mounting area, and then carrying out subsequent processes such as chip mounting, and finally cutting and removing the first carrier to complete the package.Type: ApplicationFiled: March 5, 2021Publication date: February 29, 2024Applicants: NATIONAL CENTER FOR ADVANCED PACKAGING CO., LTD, SHANGHAI XIANFANG SEMICONDUCTOR CO., LTDInventors: Liqiang CAO, Cheng XU, Peng SUN, Fei GENG
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Patent number: 11829875Abstract: An information processing device, an information processing method, a computer readable storage medium are provided. The information processing device comprises processing circuitry configured to: construct, for each of a plurality of indexes, a sample unit set for the index based on a plurality of minimum labeled sample units related to the index which are obtained and labeled from an original sample set; and extract, for at least a part of the constructed plurality of sample unit sets, a minimum labeled sample unit from each sample unit set, and generate a labeled training sample based on the extracted minimum labeled sample unit. A sample unit set is constructed based on minimum labeled sample units that are labeled manually, and a labeled training sample is generated automatically based on such sample unit sets, thereby generating the labeled training sample automatically to a certain degree, and reducing manual participation.Type: GrantFiled: June 17, 2021Date of Patent: November 28, 2023Assignee: SONY GROUP CORPORATIONInventors: Shuangfei Zhou, Fei Cao
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Publication number: 20230096954Abstract: This invention discloses an electronic device, including a first housing; a second housing, where the second housing is slidably connected to the first housing; a first elastic piece, where a first end of the first elastic piece is connected to the second housing; a flexible display screen, where a first end of the flexible display screen is connected to a second end of the first elastic piece, a second end of the flexible display screen is connected to the first housing, and the first housing can drive the second end of the flexible display screen to move; a rotating shaft, where the rotating shaft is rotatably disposed in the second housing, the flexible display screen is in rolling contact with the rotating shaft, and the first housing can drive the flexible display screen to move around the rotating shaft.Type: ApplicationFiled: November 21, 2022Publication date: March 30, 2023Inventors: Kangyan AN, Yun CHEN, Huasheng ZHU, Mo ZHOU, Haibo QUE, Hongchao ZHAO, Fei CAO
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Publication number: 20220279100Abstract: Disclosed is an electronic device including a display module and a camera module. The display module includes a first substrate and a second substrate stacked with each other, a wiring structure having a light passing hole, and a polarizer disposed on a side surface of the first substrate and being away from the second substrate. The camera module includes a camera body provided with a light entering hole and a light shielding layer provided with a second light passing hole. The first light passing hole, the second light passing hole, and the light entering hole are arranged on an optical axis direction of the camera module. Orthographic projections of both the first and second light passing holes on a plane perpendicular to the optical axis direction are located within an orthographic projection of the light entering hole on the plane perpendicular to the optical axis direction.Type: ApplicationFiled: May 17, 2022Publication date: September 1, 2022Applicant: VIVO MOBILE COMMUNICATION CO., LTD.Inventors: Haibo QUE, Huasheng ZHU, Kecheng ZHANG, Kai HUANG, Hongchao ZHAO, Fei CAO
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Publication number: 20220279061Abstract: Disclosed is an electronic device including a display module and a camera module. The display module includes a first substrate and a second substrate stacked with each other, a cabling structure having a first optical hole, and a polarizer disposed on a side surface of the first substrate and being away from the second substrate. The camera module includes a camera body disposed with a light inlet hole and a light shielding layer having a second optical hole. The first optical hole, the second optical hole, and the light inlet hole are arranged in an optical axis direction of the camera module. Orthographic projections of both the first and second optical holes on a plane perpendicular to the optical axis direction are located in an orthographic projection of the light inlet hole on the plane perpendicular to the optical axis direction.Type: ApplicationFiled: May 17, 2022Publication date: September 1, 2022Applicant: VIVO MOBILE COMMUNICATION CO., LTD.Inventors: Haibo QUE, Huasheng ZHU, Kecheng ZHANG, Hongchao ZHAO, Kai HUANG, Fei CAO
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Publication number: 20210397637Abstract: An information processing device, an information processing method, a computer readable storage medium are provided. The information processing device comprises processing circuitry configured to: construct, for each of a plurality of indexes, a sample unit set for the index based on a plurality of minimum labeled sample units related to the index which are obtained and labeled from an original sample set; and extract, for at least a part of the constructed plurality of sample unit sets, a minimum labeled sample unit from each sample unit set, and generate a labeled training sample based on the extracted minimum labeled sample unit. A sample unit set is constructed based on minimum labeled sample units that are labeled manually, and a labeled training sample is generated automatically based on such sample unit sets, thereby generating the labeled training sample automatically to a certain degree, and reducing manual participation.Type: ApplicationFiled: June 17, 2021Publication date: December 23, 2021Applicant: Sony Group CorporationInventors: Shuangfei ZHOU, Fei CAO
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Publication number: 20210207257Abstract: A mask sheet, a mask plate and an assembling method thereof are disclosed. The mask sheet includes at least one mask region and a peripheral region surrounding the mask region; at least one edge portion of the mask sheet in the peripheral region includes a thickness reduced portion.Type: ApplicationFiled: November 24, 2017Publication date: July 8, 2021Inventors: Long JIN, Chun Chieh HUANG, Fuqiang TANG, Fei CAO, Wenze WU
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Publication number: 20210047916Abstract: A method of characterizing an inflow into a wellbore includes obtaining an acoustic signal from a sensor within the wellbore. In addition, the method includes determining a plurality of frequency domain features from the acoustic signal. Further, the method includes identifying at least one of a gas phase flow, an aqueous phase flow, or a hydrocarbon liquid phase flow using the plurality of the frequency domain features. The method also includes classifying a flow rate of the at least one of the gas phase flow, the aqueous phase flow, or the hydrocarbon liquid phase flow using the plurality of frequency domain features. The acoustic signal comprises acoustic samples across a portion of a depth of the wellbore.Type: ApplicationFiled: August 13, 2020Publication date: February 18, 2021Applicant: BP Corporation North America, Inc.Inventors: Pradyumna THIRUVENKATANATHAN, Fei CAO
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Patent number: 10877639Abstract: A page display method is provided. The method includes determining a first page based on a first operation on a client; and obtaining, in response to the first operation on the client, current scenario information of the client and a first target page set that is generated according to a page jump historical record of the first page. The method also includes determining a second target page set corresponding to the current scenario information according to a correspondence between scenario information and target pages in the first target page set; creating a corresponding page-entry control for at least one page in the second target page set; and displaying the first page and the page-entry control for at least one page.Type: GrantFiled: March 25, 2019Date of Patent: December 29, 2020Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITEDInventors: Zenghui Fan, Jiaxin Wu, Chaoqiang Zhou, Guangzhen Yu, Yichao Geng, Fei Cao
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Patent number: 10765825Abstract: An endotracheal tube (ETT) system and methods are provided. In at least one example, an ETT system may comprise, a tube, inflatable cuff coupled to the tube, and a restrictor. In at least one example the restrictor may comprise one more cavities. In a further example, a restrictor drainage assembly may be coupled to the restrictor, the restrictor drainage assembly configured to drain secretions that may be collected at a collection point formed by the restrictor when the ETT system is positioned in an airway of a patient and in an inflated state.Type: GrantFiled: August 31, 2017Date of Patent: September 8, 2020Assignee: CORESTONE BIOSCIENCES (BEIJING) CO., LTD.Inventors: Chunyuan Qiu, Weiping Yang, Fei Cao, Bing Xu
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Patent number: 10536406Abstract: Embodiments of the present invention disclose a data transmission method and apparatus, and an in-vehicle terminal. The data transmission method includes: obtaining, by a first terminal, transmission data by using a first application, the transmission data being data corresponding to a to-be-played file; obtaining, by the first terminal, an address of a first server by using the first application, the first server being a server configured to provide an online play service to a second terminal; and according to the address of the first server, sending, by the first terminal using the first application, the transmission data to the first server by using a second server, the second server being a server of the first application.Type: GrantFiled: April 13, 2018Date of Patent: January 14, 2020Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITEDInventors: You Gong, Zhaolong Li, Fei Cao, Dongqing Cao, Feng Wang
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Patent number: 10481905Abstract: A method and apparatus for verifying code integrity on a client, the method comprising: determining a verification object on the client; generating a plurality of verification sequences, wherein each verification sequence comprises a memory access mode, and a verification algorithm; randomly selecting a verification sequence from the plurality of verification sequences, and obtaining a server verification result for the verification object in accordance with the selected verification sequence; sending the selected verification sequence to the client; receiving a client verification result for the verification object calculated by the client in accordance with the selected verification sequence; and comparing the server verification result with the client verification result to obtain a code verification result.Type: GrantFiled: July 5, 2018Date of Patent: November 19, 2019Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITEDInventors: Hejun Hu, Zhaohui Yin, Fei Cao, Zhigang Zhou
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Publication number: 20190220159Abstract: A page display method is provided. The method includes determining a first page based on a first operation on a client; and obtaining, in response to the first operation on the client, current scenario information of the client and a first target page set that is generated according to a page jump historical record of the first page. The method also includes determining a second target page set corresponding to the current scenario information according to a correspondence between scenario information and target pages in the first target page set; creating a corresponding page-entry control for at least one page in the second target page set; and displaying the first page and the page-entry control for at least one page.Type: ApplicationFiled: March 25, 2019Publication date: July 18, 2019Inventors: Zenghui FAN, Jiaxin WU, Chaoqiang ZHOU, Guangzhen YU, Yichao GENG, Fei CAO
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Publication number: 20190060594Abstract: An endotracheal tube (ETT) system and methods are provided. In at least one example, an ETT system may comprise, a tube, inflatable cuff coupled to the tube, and a restrictor. In at least one example the restrictor may comprise one more cavities. In a further example, a restrictor drainage assembly may be coupled to the restrictor, the restrictor drainage assembly configured to drain secretions that may be collected at a collection point formed by the restrictor when the ETT system is positioned in an airway of a patient and in an inflated state.Type: ApplicationFiled: August 31, 2017Publication date: February 28, 2019Inventors: Chunyuan Qiu, Weiping Yang, Fei Cao, Bing Xu
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Publication number: 20180329703Abstract: A method and apparatus for verifying code integrity on a client, the method comprising: determining a verification object on the client; generating a plurality of verification sequences, wherein each verification sequence comprises a memory access mode, and a verification algorithm; randomly selecting a verification sequence from the plurality of verification sequences, and obtaining a server verification result for the verification object in accordance with the selected verification sequence; sending the selected verification sequence to the client; receiving a client verification result for the verification object calculated by the client in accordance with the selected verification sequence; and comparing the server verification result with the client verification result to obtain a code verification result.Type: ApplicationFiled: July 5, 2018Publication date: November 15, 2018Inventors: Hejun HU, Zhaohui YIN, Fei CAO, Zhigang ZHOU
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Patent number: 10083028Abstract: A method and apparatus for verifying code integrity on a client, the method comprising: determining a verification object on the client; generating a plurality of verification sequences, wherein each verification sequence comprises a memory access mode, and a verification algorithm; randomly selecting a verification sequence from the plurality of verification sequences, and obtaining a server verification result for the verification object in accordance with the selected verification sequence; sending the selected verification sequence to the client; receiving a client verification result for the verification object calculated by the client in accordance with the selected verification sequence; and comparing the server verification result with the client verification result to obtain a code verification result.Type: GrantFiled: September 29, 2015Date of Patent: September 25, 2018Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITEDInventors: Hejun Hu, Zhaohui Yin, Fei Cao, Zhigang Zhou
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Publication number: 20180234364Abstract: Embodiments of the present invention disclose a data transmission method and apparatus, and an in-vehicle terminal. The data transmission method includes: obtaining, by a first terminal, transmission data by using a first application, the transmission data being data corresponding to a to-be-played file; obtaining, by the first terminal, an address of a first server by using the first application, the first server being a server configured to provide an online play service to a second terminal; and according to the address of the first server, sending, by the first terminal using the first application, the transmission data to the first server by using a second server, the second server being a server of the first application.Type: ApplicationFiled: April 13, 2018Publication date: August 16, 2018Inventors: You GONG, Zhaolong LI, Fei CAO, Dongqing CAO, Feng WANG
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Publication number: 20180102058Abstract: The present invention relates to a high-precision autonomous obstacle-avoidance flying method for an unmanned aerial vehicle, which includes the following steps: (1) establishing a high-precision map model; (2) planning a three-dimensional flight path and controlling the flight; and (3) transmitting a flight control signal in step (2) to a steering engine of an aircraft servo mechanism of the unmanned aerial vehicle, thereby achieving a control purpose by changing a location of the steering engine.Type: ApplicationFiled: December 12, 2017Publication date: April 12, 2018Inventor: FEI CAO