Patents by Inventor Jiajing Zhou
Jiajing Zhou 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: 20240134516Abstract: A system including a user interface that includes a processor in communication with a display and an input interface, the processor programmed to output on the display the user interface including a keyboard layout, wherein the keyboard layout includes at least a keyboard includes a collection of characters, in response to a first input from the input interface, output a first portion of the keyboard layout associated with a first subset of characters of the keyboard layout, wherein the first subset does not include all of the characters, in response to a second input from the input interface, select a second subset of characters, wherein the second subset of characters is from and include less characters than the first subset of characters and the second subset includes two or more characters, and output a character on a text field associated with the user interface based on the selection of the second subset.Type: ApplicationFiled: October 24, 2022Publication date: April 25, 2024Inventors: Jiajing GUO, Nan TIAN, Zhengyu ZHOU, William MA, Nicholas FEFFER, Marcellino GEMELLI
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Publication number: 20240134505Abstract: A virtual reality apparatus that includes a display configured to output information related to a user interface of the virtual reality device, a microphone configured to receive one or more spoken word commands from a user upon activation of a voice recognition session, an eye gaze sensor configured to track eye movement of the user, and a processor programmed to, in response to a first input, output one or more words of a text field, in response to an eye gaze of the user exceeding a threshold time, emphasize a group of one or more words of the text field, toggle through a plurality of words of only the group utilizing the input interface, in response to a second input, highlight and edit an edited word from the group, and in response to utilizing contextual information associated with the group a language model, outputting one or more suggested words.Type: ApplicationFiled: October 24, 2022Publication date: April 25, 2024Inventors: Zhengyu ZHOU, Jiajing GUO, Nan TIAN, Nicholas FEFFER, William MA
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Patent number: 11926311Abstract: A hybrid driving system and a hybrid electric vehicle. The hybrid driving system includes an engine, an input element (20), an output element (23), a box body (24), a first motor (13), a second motor (14), a first planet row, a second planet row, a third planet row, a first clutch (15) and a first brake (16). According to the hybrid driving system of the present disclosure, a basic three-planet-row planet gear configuration is provided through the planet row mechanical structure and the reasonable layout of multiple operating elements (the clutches and the brakes), which can realize at least two E-CVT working modes to obtain higher transmission efficiency.Type: GrantFiled: January 16, 2019Date of Patent: March 12, 2024Assignee: GUANGZHOU AUTOMOBILE GROUP CO., LTD.Inventors: Changning Tai, Xuewu Liu, Xiaoming Ling, Fenfen Ma, You Zhou, Anwei Zhang, Dongwei Liang, Jiajing Guan
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Publication number: 20230297478Abstract: The present invention provides a method and an apparatus for performing a full backup for a distributed database system, and a computer-readable storage medium.Type: ApplicationFiled: March 4, 2021Publication date: September 21, 2023Inventors: Jiajing ZHOU, Hao MIAO, Jien ZHOU
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Patent number: 11544260Abstract: A transaction processing method and system, and a server. The method includes: after a first node obtains at least one statement corresponding to a first transaction, the first node may classify each statement, and send the at least one statement to at least one second node according to the type of each statement, respectively, so that the at least one second node generates an execution plan corresponding to the received statement according to the statement; then the first node may process the first transaction according to the received execution plan which corresponds to the at least one statement of the first transaction and is sent by the at least one second node. In this way, embodiments can process statements of multiple types at the same time, thereby effectively improving the processing efficiency of the system, reducing the operating burden of the system, and ensuring the transactionality of the system.Type: GrantFiled: January 25, 2019Date of Patent: January 3, 2023Assignee: CHINA UNIONPAY CO., LTD.Inventors: Jiajing Zhou, Hao Miao, Jien Zhou
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Patent number: 11436250Abstract: Proposed are a transaction savepoint management apparatus and method, which may involve: creating, based on a transaction initiation request from a user terminal, a transaction, wherein the transaction includes a plurality of operation instructions, and subsequently accessing at least one of a plurality of databases so as to sequentially execute the plurality of operation instructions according to a time sequence; and if the plurality of operation instructions includes global savepoint establishment instruction, creating and maintaining a global savepoint queue to coordinate the plurality of databases and implement an operation for global savepoints, and based on the global savepoints, triggering a database, involved in this transaction, from among the plurality of databases to establish local savepoints and record an association relationship between each of the local savepoints and the global savepoints.Type: GrantFiled: June 1, 2018Date of Patent: September 6, 2022Assignee: CHINA UNIONPAY CO., LTD.Inventors: Jiajing Zhou, Qingshun Luo, Chenguang Pei, Hao Miao, Huabei Shi
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Patent number: 11185836Abstract: A method for preparing a magnetic chain structure is provided. The method comprises providing a plurality of magnetic particles; dispersing the plurality of magnetic particles in a solution comprising a dopamine-based material to form a reaction mixture; applying a magnetic field across the reaction mixture to align the magnetic particles in the reaction mixture; and polymerizing the dopamine-based material on the aligned magnetic particles to obtain the magnetic chain structure. A magnetic chain structure prepared by the method is also provided.Type: GrantFiled: November 25, 2015Date of Patent: November 30, 2021Assignee: NANYANG TECHNOLOGICAL UNIVERSITYInventors: Hongwei Duan, Jiajing Zhou, Yee Cheong Lam, Chun Yee Lim, Qirong Xiong
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Publication number: 20210081429Abstract: Proposed are a transaction savepoint management apparatus and method, which may involve: creating, based on a transaction initiation request from a user terminal, a transaction, wherein the transaction includes a plurality of operation instructions, and subsequently accessing at least one of a plurality of databases so as to sequentially execute the plurality of operation instructions according to a time sequence; and if the plurality of operation instructions includes global savepoint establishment instruction, creating and maintaining a global savepoint queue to coordinate the plurality of databases and implement an operation for global savepoints, and based on the global savepoints, triggering a database, involved in this transaction, from among the plurality of databases to establish local savepoints and record an association relationship between each of the local savepoints and the global savepoints.Type: ApplicationFiled: June 1, 2018Publication date: March 18, 2021Inventors: Jiajing ZHOU, Qingshun LUO, Chenguang PEI, Hao MIAO, Huabei SHI
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Publication number: 20210026854Abstract: A transaction processing method and system, and a server. The method includes: after a first node obtains at least one statement corresponding to a first transaction, the first node may classify each statement, and send the at least one statement to at least one second node according to the type of each statement, respectively, so that the at least one second node generates an execution plan corresponding to the received statement according to the statement; then the first node may process the first transaction according to the received execution plan which corresponds to the at least one statement of the first transaction and is sent by the at least one second node. In this way, embodiments can process statements of multiple types at the same time, thereby effectively improving the processing efficiency of the system, reducing the operating burden of the system, and ensuring the transactionality of the system.Type: ApplicationFiled: January 25, 2019Publication date: January 28, 2021Inventors: Jiajing ZHOU, Hao MIAO, Jien ZHOU
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Patent number: 10896180Abstract: A statement parsing method for a database statement comprises: conducting lexical analysis on a database statement inputted into a database, to obtain an inputted word sequence; looking up a statement similarity table according to the inputted word sequence to determine whether there is an existing word sequence similar to the inputted word sequence in the statement similarity table; if yes, obtaining the parsed data corresponding to the existing word sequence from the statement similarity table; otherwise, parsing the inputted word sequence to obtain parsed data corresponding thereto, and storing the inputted word sequence and the corresponding parsed data in the statement similarity table; and executing the database statement inputted to the database based on the parsed data corresponding to the existing or inputted word sequence. The method can quickly parse a database statement and is favorable for improving the response speed and the working efficiency of a database.Type: GrantFiled: January 9, 2018Date of Patent: January 19, 2021Assignee: CHINA UNIONPAY CO., LTD.Inventors: Jiajing Zhou, Chenguang Pei, Hao Miao, Naigeng Ji
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Publication number: 20190361899Abstract: A statement parsing method for a database statement comprises: conducting lexical analysis on a database statement inputted into a database, to obtain an inputted word sequence; looking up a statement similarity table according to the inputted word sequence to determine whether there is an existing word sequence similar to the inputted word sequence in the statement similarity table; if yes, obtaining the parsed data corresponding to the existing word sequence from the statement similarity table; otherwise, parsing the inputted word sequence to obtain parsed data corresponding thereto, and storing the inputted word sequence and the corresponding parsed data in the statement similarity table; and executing the database statement inputted to the database based on the parsed data corresponding to the existing or inputted word sequence. The method can quickly parse a database statement and is favorable for improving the response speed and the working efficiency of a database.Type: ApplicationFiled: January 9, 2018Publication date: November 28, 2019Inventors: Jiajing ZHOU, Chenguang PEI, Hao MIAO, Naigeng JI
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Publication number: 20190079014Abstract: A core-shell plasmonic nanogapped nanostructured material is provided. The core-shell nanogapped nanostructured material has a core and at least one shell surrounding the core, wherein the at least one shell comprises a first layer comprising a polymer having a catechol group, wherein the first layer defines the nanogap in the core-shell plasmonic nanostructured material, and a second layer comprises a metal disposed on the first layer. A method of preparing the core-shell plasmonic nanogap nanostructured material, and use of the core-shell plasmonic nanogap nanostructured material are also provided. As an embodiment, a polydopamine covalently bonded to a Raman probe or a fluorescent probe is used to prepare the first layer of the shell in said core-shell plasmonic nanogap nanostructured material, thereafter a gold shell is deposited onto the polydopamine to form a second layer of the shell.Type: ApplicationFiled: March 24, 2017Publication date: March 14, 2019Inventors: Hongwei Duan, Jiajing Zhou
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Publication number: 20170304796Abstract: A method for preparing a magnetic chain structure is provided. The method comprises providing a plurality of magnetic particles; dispersing the plurality of magnetic particles in a solution comprising a dopamine-based material to form a reaction mixture; applying a magnetic field across the reaction mixture to align the magnetic particles in the reaction mixture; and polymerizing the dopamine-based material on the aligned magnetic particles to obtain the magnetic chain structure. A magnetic chain structure prepared by the method is also provided.Type: ApplicationFiled: November 25, 2015Publication date: October 26, 2017Inventors: Hongwei Duan, Jiajing Zhou, Yee Cheong Lam, Chun Yee Lim, Qirong Xiong
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Patent number: 8483342Abstract: In the field of communications technologies, a down sampling method and a down sampling device are provided, to enable the energy of a down sampling point obtained in down sampling to be as large as possible. The down sampling method includes: extracting energy statistical values of sampling point sets in a current period; selecting a sampling position corresponding to a sampling point set with the largest energy statistical value as a down sampling position; and performing down sampling according to the down sampling position.Type: GrantFiled: February 8, 2012Date of Patent: July 9, 2013Assignee: Huawei Device Co., Ltd.Inventors: Gengshi Wu, Jing Yang, Nian Peng, Jiajing Zhou, Shufan Huang, Congli Mao
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Publication number: 20120142302Abstract: In the field of communications technologies, a down sampling method and a down sampling device are provided, to enable the energy of a down sampling point obtained in down sampling to be as large as possible. The down sampling method includes: extracting energy statistical values of sampling point sets in a current period; selecting a sampling position corresponding to a sampling point set with the largest energy statistical value as a down sampling position; and performing down sampling according to the down sampling position.Type: ApplicationFiled: February 8, 2012Publication date: June 7, 2012Inventors: Gengshi WU, Jing Yang, Nian Peng, Jiajing Zhou, Shufan Huang, Congli Mao