Patents by Inventor Zhao Qi
Zhao Qi 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: 11926787Abstract: A well cementing method is described for improving cementing quality by controlling the hydration heat of cement slurry. By controlling the degree and/or rate of hydration heat release from cement slurry, the method improves the hydration heat release during formation of cement with curing of cement slurry, improves the binding quality between the cement and the interfaces, and in turn improves the cementing quality at the open hole section and/or the overlap section. The cementing method improves cementing quality of oil and gas wells and reduces the risk of annular pressure.Type: GrantFiled: April 21, 2020Date of Patent: March 12, 2024Assignees: PetroChina Company Limited, CNPC Engineering Technology R&D Company LimitedInventors: Shuoqiong Liu, Hua Zhang, Jianzhou Jin, Ming Xu, Yongjin Yu, Fengzhong Qi, Congfeng Qu, Hong Yue, Youcheng Zheng, Wei Li, Yong Ma, Youzhi Zheng, Zhao Huang, Jinping Yuan, Zhiwei Ding, Chongfeng Zhou, Chi Zhang, Zishuai Liu, Hongfei Ji, Yuchao Guo, Xiujian Xia, Yong Li, Jiyun Shen, Huiting Liu, Yusi Feng, Bin Lyu
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Publication number: 20230222358Abstract: System and methods for adaptive multi-granularity event groupings are provided. In embodiments, a method includes: determining to group IT operations data at a first level of granularity for similar events or at a second level of granularity for related events based on user input of a data grouping event; parsing, by an event parser, the IT operations data into one or more groups of similar events based on text information and parser rules in response to determining to group the IT operations data at the first level of granularity; obtaining user feedback indicating the one or more groups of similar events require modification; determining one or more keywords of the IT operations data using an artificial intelligence model in response to the user feedback; and updating the parser rules for the event parser based on the one or more keywords, thereby generating updated parser rules.Type: ApplicationFiled: January 10, 2022Publication date: July 13, 2023Inventors: Zhao Qi WU, Zhi WANG, Qian Ke FANG, Li Na YUAN, Min XIANG, Li Long CHEN
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Patent number: 11694422Abstract: An apparatus includes a memory and a processor. The memory may be configured to store image data of an input image.Type: GrantFiled: November 12, 2020Date of Patent: July 4, 2023Assignee: Ambarella International LPInventor: Zhao-Qi Fang
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Publication number: 20230208371Abstract: A post driver includes an input pair circuit, a protection circuit, a common mode sensing circuit and an amplifier. The input pair circuit outputs a first signal through a first node and outputs a second signal through a second node according to a first input signal and a second input signal. The protection circuit provides the input pair circuit with voltage protection according to multiple first bias voltages and a second bias voltage, transmits the first signal to a first load to generate a first output signal, and transmits the second signal to a second load to generate a second output signal. The common mode sensing circuit senses a level of the first node and a level of the second node to generate a feedback signal. The amplifier generates the second bias voltage according to a reference signal and the feedback signal.Type: ApplicationFiled: August 30, 2022Publication date: June 29, 2023Inventors: Yin-Yin GU, Ze-Wei HE, Zhao-Qi XU, Kai SUN
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Publication number: 20230206587Abstract: An apparatus includes a memory and a processor. The memory may be configured to store image data of an input image.Type: ApplicationFiled: February 28, 2023Publication date: June 29, 2023Inventor: Zhao-Qi Fang
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Publication number: 20230186190Abstract: An approach is provided that trains an artificial intelligence (AI) system, such as a neural network, to process IT ticket data. The approach receives IT tickets from various ticket sources. Ticket vectors corresponding to each of the IT tickets are computed. An analysis is performed using the ticket vectors and a node vector that corresponds to a network topology. The analysis is performed using a corpus of IT ticket data. An IT ticket model used by the AI system is trained based on the analysis. Responses are provided to requestors of the AI system using the trained IT ticket model.Type: ApplicationFiled: December 13, 2021Publication date: June 15, 2023Inventors: Zhi Wang, Zhao Qi Wu, Li Na Yuan, Qian Ke Fang, Li Long Chen
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Publication number: 20220147753Abstract: An apparatus includes a memory and a processor. The memory may be configured to store image data of an input image.Type: ApplicationFiled: November 12, 2020Publication date: May 12, 2022Inventor: Zhao-Qi Fang
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Publication number: 20220026404Abstract: A large number of kinds of azo compounds which are representative hazardous substances in fiber products are divided into two groups. The compounds included in the first group are detected by an MRM measurement by a tandem mass spectrometer unit (12) in a measurement section (10) while a two-liquid gradient elution under an acidic condition is performed in a liquid chromatograph unit (11), using an aqueous ammonium acetate solution as mobile phase A, and a mixture of acetonitrile and an aqueous ammonium acetate solution as mobile phase B. On the other hand, the compounds included in the second group are detected by an MRM measurement while a two-liquid gradient elution under a neutral or weakly basic condition is performed using an aqueous ammonium bicarbonate solution as mobile phase A and acetonitrile as mobile phase B. An exhaustive quantitative analysis for major azo compounds can be achieved by performing the two analyses for the same sample.Type: ApplicationFiled: October 30, 2019Publication date: January 27, 2022Applicant: SHIMADZU CORPORATIONInventors: Tetsuo TANIGAWA, Natsuyo ASANO, Zhao Qi ZHAN, Yin Ling CHEW, Jun Xiang LEE, Jie XING
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Patent number: 11227949Abstract: A low specific on-resistance (Ron,sp) power semiconductor device includes a power device and a transient voltage suppressor (TVS); wherein the power device comprises a gate electrode, a drain electrode, a bulk electrode, a source electrode and a parasitic body diode, the bulk electrode and the source electrode are shorted, the TVS comprises an anode electrode and a cathode electrode, the drain electrode of the power device and the anode electrode of the TVS are connected by a first metal to form a high-voltage terminal electrode, the source electrode of the power device and the cathode electrode of the TVS are connected by a second metal to form a low-voltage terminal electrode.Type: GrantFiled: May 19, 2020Date of Patent: January 18, 2022Assignee: UNIVERSITY OF ELECTRONIC SCIENCE AND TECHNOLOGY OF CHINAInventors: Ming Qiao, Longfei Liang, Yilei Lyu, Zhao Qi, Bo Zhang
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Publication number: 20220003727Abstract: The following six methods included in a method package for hazardous substances in fiber products is stored beforehand in a method storage section (26): simultaneous analysis method for specific aromatic amines, simultaneous analysis method for the first group of azo dyes, simultaneous analysis method for the second group of azo dyes, simultaneous analysis method for PFCs, simultaneous analysis method for AP, and simultaneous analysis method for APEO. Each analysis method includes analysis conditions and parameters which are suitable for a simultaneous analysis of a specific category of hazardous substances, e.g. azo dyes. An analysis condition setter (25) lists the six analysis methods on a display unit (28), from which an operator selects one analysis method to be executed. The operator also prepares mobile phases and a column specified for each analysis method.Type: ApplicationFiled: October 30, 2019Publication date: January 6, 2022Applicant: SHIMADZU CORPORATIONInventors: Tetsuo TANIGAWA, Natsuyo ASANO, Zhao Qi ZHAN, Yin Ling CHEW, Jun Xiang LEE, Jie XING
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Publication number: 20210273095Abstract: A low specific on-resistance (Ron,sp) power semiconductor device includes a power device and a transient voltage suppressor (TVS); wherein the power device comprises a gate electrode, a drain electrode, a bulk electrode, a source electrode and a parasitic body diode, the bulk electrode and the source electrode are shorted, the TVS comprises an anode electrode and a cathode electrode, the drain electrode of the power device and the anode electrode of the TVS are connected by a first metal to form a high-voltage terminal electrode, the source electrode of the power device and the cathode electrode of the TVS are connected by a second metal to form a low-voltage terminal electrode.Type: ApplicationFiled: May 19, 2020Publication date: September 2, 2021Applicant: University of Electronic Science and Technology of ChinaInventors: Ming QIAO, Longfei LIANG, Yilei LYU, Zhao QI, Bo Zhang
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Patent number: 10910362Abstract: The present invention provides a high voltage ESD protection device including a P-type substrate; a first NWELL region located on the left of the upper part of the P-type substrate; an NP contact region located on the upper part of the first NWELL region; an N+ contact region located on the right of the upper part of the P-type substrate apart from the first NWELL region; a P+ contact region tangential to the right side of the N+ contact region; a NTOP layer arranged on the right of the NP contact region inside the first NWELL region. The NP contact region is connected to a metal piece to form a metal anode. The N+ contact region and the P+ contact region are connected by a metal piece to form a metal cathode.Type: GrantFiled: June 25, 2018Date of Patent: February 2, 2021Assignee: UNIVERSITY OF ELECTRONIC SCIENCE AND TECHNOLOGY OF CHINAInventors: Ming Qiao, Zhao Qi, Jiamu Xiao, Longfei Liang, Danye Liang, Bo Zhang
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Patent number: 10765333Abstract: A system that assesses health condition by measuring pulse includes: a pulse measuring device that measures an artery of a user who receives assessment of health condition; a terminal that has a function that transmits measured-value data on pulse measured by the pulse measuring device to a health assessing administrator and receives information from the health assessing administrator; an administrative server that is administered by the health assessing administrator, analyzes the measured-value data transmitted from the terminal, and stores various data on health condition that is necessary to assess and analyze health condition. The user transmits the measured-value data on measured pulse from the terminal to the health assessing administrator, and the health assessing administrator transmits assessment information on health condition analyzed by the administrative server to the terminal.Type: GrantFiled: June 12, 2019Date of Patent: September 8, 2020Inventor: Zhao Qi Hu
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Publication number: 20200146570Abstract: A system that assesses health condition by measuring pulse includes: a pulse measuring device that measures an artery of a user who receives assessment of health condition; a terminal that has a function that transmits measured-value data on pulse measured by the pulse measuring device to a health assessing administrator and receives information from the health assessing administrator; an administrative server that is administered by the health assessing administrator, analyzes the measured-value data transmitted from the terminal, and stores various data on health condition that is necessary to assess and analyze health condition. The user transmits the measured-value data on measured pulse from the terminal to the health assessing administrator, and the health assessing administrator transmits assessment information on health condition analyzed by the administrative server to the terminal.Type: ApplicationFiled: June 12, 2019Publication date: May 14, 2020Inventor: Zhao Qi Hu
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Patent number: 10608106Abstract: A power semiconductor device including a first conductivity type semiconductor substrate, a drain metal electrode, a first conductivity type semiconductor drift region, and a second conductivity type semiconductor body region. The second conductivity type semiconductor body region includes a first conductivity type semiconductor source region and anti-punch-through structure; the anti-punch-through structure is a second conductivity type semiconductor body contact region or metal structure; the lower surface of the anti-punch-through structure coincides with the upper surface of the first conductivity type semiconductor drift region or the distance between the two is less than 0.5 ?m, so that make the device avoid from punch-through. An anti-punch-through structure is introduced at the source end of the device to avoid punch-through breakdown caused by short channel and light-doped body region.Type: GrantFiled: April 18, 2018Date of Patent: March 31, 2020Assignee: UNIVERSITY OF ELECTRONIC SCIENCE AND TECHNOLOGY OF CHINAInventors: Ming Qiao, Zhengkang Wang, Ruidi Wang, Zhao Qi, Bo Zhang
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Patent number: 10439594Abstract: The present invention provides an actually-measured marine environment data assimilation method based on sequence recursive filtering three-dimensional variation. The method includes: preprocessing actually-measured marine environment data; calculating a target function value; calculating a gradient value of a target function; calculating a minimum value of the target function; extracting space multi-scale information from the actually-measured data; and updating background field data to form a final data assimilation analysis field. The present invention improves the traditional recursive filtering three-dimensional variation method, and sequentially assimilates information with different scales, thereby effectively overcoming the problem that multi-scale information cannot be effectively extracted by a traditional three-dimensional variation method.Type: GrantFiled: December 1, 2014Date of Patent: October 8, 2019Assignee: HARBIN ENGINEERING UNIVERSITYInventors: Yuxin Zhao, Chang Liu, Xuefeng Zhang, Liqiang Liu, Gang Li, Feng Gao, Ning Li, Zhifeng Shen, Zhenxing Zhang, Zhao Qi
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Publication number: 20190304966Abstract: The present invention provides a high voltage ESD protection device including a P-type substrate; a first NWELL region located on the left of the upper part of the P-type substrate; an NP contact region located on the upper part of the first NWELL region; an N+ contact region located on the right of the upper part of the P-type substrate apart from the first NWELL region; a P+ contact region tangential to the right side of the N+ contact region; a NTOP layer arranged on the right of the NP contact region inside the first NWELL region. The NP contact region is connected to a metal piece to form a metal anode. The N+ contact region and the P+ contact region are connected by a metal piece to form a metal cathode.Type: ApplicationFiled: June 25, 2018Publication date: October 3, 2019Applicant: University of Electronic Science and Technology of ChinaInventors: Ming QIAO, Zhao QI, Jiamu XIAO, Longfei LIANG, Danye LIANG, Bo ZHANG
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Publication number: 20190237576Abstract: A power semiconductor device including a first conductivity type semiconductor substrate, a drain metal electrode, a first conductivity type semiconductor drift region, and a second conductivity type semiconductor body region. The second conductivity type semiconductor body region includes a first conductivity type semiconductor source region and anti-punch-through structure; the anti-punch-through structure is a second conductivity type semiconductor body contact region or metal structure; the lower surface of the anti-punch-through structure coincides with the upper surface of the first conductivity type semiconductor drift region or the distance between the two is less than 0.5 ?m, so that make the device avoid from punch-through. An anti-punch-through structure is introduced at the source end of the device to avoid punch-through breakdown caused by short channel and light-doped body region.Type: ApplicationFiled: April 18, 2018Publication date: August 1, 2019Applicant: University of Electronic Science and Technology of ChinaInventors: Ming QIAO, Zhengkang WANG, Ruidi WANG, Zhao QI, Bo ZHANG
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Publication number: 20170338802Abstract: The present invention provides an actually-measured marine environment data assimilation method based on sequence recursive filtering three-dimensional variation. The method includes: preprocessing actually-measured marine environment data; calculating a target function value; calculating a gradient value of a target function; calculating a minimum value of the target function; extracting space multi-scale information from the actually-measured data; and updating background field data to form a final data assimilation analysis field. The present invention improves the traditional recursive filtering three-dimensional variation method, and sequentially assimilates information with different scales, thereby effectively overcoming the problem that multi-scale information cannot be effectively extracted by a traditional three-dimensional variation method.Type: ApplicationFiled: December 1, 2014Publication date: November 23, 2017Inventors: Yuxin Zhao, Chang Liu, Harbin, Heilongjiang Zhang, Liqiang Liu, Gang Li, Feng Gao, Ning Li, Zhifeng Shen, Zhenxing Zhang, Zhao Qi
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Publication number: 20160309903Abstract: A folding stool includes a pair of table surface sections, a pair of leg sections, and a pivot member. The pair of table surface sections is connected to each other by the pivot member, and the pair of leg sections supports the pair of table surface sections. Each leg section includes a bottom and a top, and the top resists against the table surface section. The folding stool is made of aluminum and magnesium alloy, further includes a plurality of first connecting members and a plurality of second connecting members. Each table surface section includes a first connecting hole and a second connecting hole, and each leg section includes a third connecting hole and a fourth connecting hole. The first connecting member is connected between first connecting hole and the third connecting hole, and the second connecting member is connected between second connecting hole and the fourth connecting hole.Type: ApplicationFiled: May 19, 2015Publication date: October 27, 2016Inventors: BO HUANG, JUN-XIAO LIU, HONG-ZHAO QI, CAI-HUA WANG, YUE-JIAN LI, CHEN-SHEN LIN, WEN-HSIUNG CHANG, CHUN-JUNG CHANG