Patents by Inventor Limin Li
Limin Li 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: 11942909Abstract: An amplifier includes an input circuit, an amplification circuit, and at least two feedback circuits. The input circuit is connected with an input end of the amplification circuit; an output end of the amplification circuit is connected with a first end of each of the feedback circuits respectively; a second end of each of the feedback circuits is connected with the input circuit respectively. The input circuit is configured to receive an input signal and a feedback signal; the amplification circuit is configured to amplify the input signal and the feedback signal to obtain an amplified signal. The feedback signal is fed back to the input circuit by feeding back at least a part of the amplified signal through a target feedback circuit; and the target feedback circuit is a feedback circuit that depends on the type of the input signal of the at least two feedback circuits.Type: GrantFiled: December 26, 2020Date of Patent: March 26, 2024Assignee: SMARTER MICROELECTRONICS (GUANG ZHOU) CO., LTD.Inventors: Limin Yu, Yongle Li, Cheng Xu
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Publication number: 20240081271Abstract: A dust removal-sterilization-deodorization integrated intelligent lightweight device for livestock and poultry houses includes: a transparent housing, a photocatalyst slidably connected to an inner wall of the transparent housing, filter sleeves rotatably mounted on the inner wall of the transparent housing, a flow guide cavity defined in the transparent housing, a fan fixedly connected to a left sidewall of the flow guide cavity, and a flow baffle fixedly connected to an air inlet end of the flow guide cavity. The filter sleeve includes a low-resistance melt-blown fabric, a rutile manganese-zinc layer is laid on an outer side of the low-resistance melt-blown fabric, a skeleton fabric is attached to an outer wall of the rutile manganese-zinc layer, and an outer wall of the skeleton fabric is rotatably connected to the inner wall of the transparent housing. At least two filter sleeves are transversely arranged, and the filter sleeves are tubular.Type: ApplicationFiled: November 19, 2023Publication date: March 14, 2024Inventors: Zhifang Shi, Lei Xi, Xuanyang Li, Pu Cheng, Chunhui Hua, Sixin Zhang, Limin Wang
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Patent number: 11927844Abstract: Provided is a display substrate. The display substrate includes: a base substrate including a display region and a non-display region surrounding the display region; a gate drive circuit disposed in the non-display region; a plurality of first signal lines disposed in the peripheral region and connected to the gate drive circuit; and a plurality of second signal lines disposed in the non-display region and connected to the gate drive circuit; wherein each of the first signal line and the second signal line is configured to supply a signal to the gate drive circuit, and a frequency of the signal supplied by the first signal line is lower than a frequency of the signal supplied by the second signal line.Type: GrantFiled: March 9, 2021Date of Patent: March 12, 2024Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Groups Co., Ltd.Inventors: Zepeng Sun, Yong Zhang, Xianglei Qin, Jian Wang, Yanchen Li, Jian Lin, Limin Zhang, Zhichao Yang, Liangzhen Tang, Zhilong Duan, Yashuai An, Lingfang Nie, Honggui Jin, Li Tian
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Patent number: 11788748Abstract: A control method, a control device for starting an air conditioner, a storage medium, and an air conditioner are disclosed. The method includes the step of acquiring current temperature variation information of a weather in an environment of the air conditioner and current startup parameters of the air conditioner. The method further includes the step of controlling operation parameters of the air conditioner according to the current temperature variation information and the current startup parameters of the air conditioner.Type: GrantFiled: December 17, 2018Date of Patent: October 17, 2023Assignee: GREE ELECTRIC APPLIANCES, INC. OF ZHUHAIInventors: Shiqiang Zhang, Lianfa Wu, Limin Li, Tao Feng
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Patent number: 11739991Abstract: An air conditioning system, including a compressor, two outdoor heat exchange units, a liquid pipe used for communicating with indoor units, a high-pressure gas tube and a low-pressure gas tube; the air conditioning system further includes a valve assembly. One outdoor heat exchange unit has a first state in which one end thereof communicates with the high-pressure gas tube and another end thereof communicates with the liquid pipe, and has a second state in which one end thereof communicates with the low-pressure gas tube and the other end thereof communicates with the liquid pipe. Further disclosed is a control method for the air conditioning system.Type: GrantFiled: August 28, 2018Date of Patent: August 29, 2023Assignees: GREE ELECTRIC APPLIANCES (WUHAN) CO., LTD, GREE ELECTRIC APPLIANCES, INC. OF ZHUHAIInventors: Shiqiang Zhang, Lianfa Wu, Limin Li, Huachao Jiao, Bing Zhou, Peng Cao, Tao Feng
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Patent number: 11702444Abstract: A preparation method of a novel natural bioactive peptide Tubulysin U includes: dissolving a compound 2 in trifluoroacetic acid, heating under reflux to prepare an intermediate, reacting with a compound 3 and N,N-diisopropylethylamine to obtain a product, reacting the product with 2, 6-dimethylpyridine and tert-butyldimethylsilyl trifluoromethanesulfonate, adding sodium hydroxide after the reaction to prepare an intermediate acid, reacting the intermediate acid with a compound 6, HATU and N,N-diisopropylethylamine to obtain a product, adding triphenylphosphine to prepare an intermediate amine, adding a compound 8 and HATU to react, adding ammonium fluoride to prepare a first intermediate, adding sodium hydroxide to the first intermediate to prepare a second intermediate, adding acetic anhydride to the second intermediate to prepare a third intermediate, adding trifluoroacetic acid to the third intermediate to prepare a fourth intermediate, and adding formaldehyde and sodium cyanoborohydride to the fourth inteType: GrantFiled: November 10, 2022Date of Patent: July 18, 2023Assignees: SHENZHEN INSTITUTE OF GERIATRICSInventors: Zhengzhi Wu, Bohua Long, Limin Li, Zhiyue Li, Zhanyan Liu
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Patent number: 11629899Abstract: A heat pump system and a control method therefor. The heat pump system includes a compressor; an indoor heal exchanger; an outdoor heat exchanger, including a first heat exchange portion and a second heat exchange portion, wherein a flow path switching device is provided between the first heat exchange portion and the second heat exchange portion to disconnect or communicate the first heat exchange portion and the second heat exchange portion; a first four-way valve; and a second four-way valve, configured to enable a high-temperature refrigerant to be input into the first heat exchange portion in a heating mode, so as to enable the heat pump system to operate in a heating and deicing mode.Type: GrantFiled: December 14, 2018Date of Patent: April 18, 2023Assignee: Gree Electric Appliances, Inc. of ZhuhaiInventors: Tao Feng, Limin Li, Huajie Li, Wenhao Huang, Peng Cao, Mengmeng Jin, Chao Zhou, Shiqiang Zhu
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Publication number: 20230099436Abstract: A preparation method of a novel natural bioactive peptide Tubulysin U includes: dissolving a compound 2 in trifluoroacetic acid, heating under reflux to prepare an intermediate, reacting with a compound 3 and N,N-diisopropylethylamine to obtain a product, reacting the product with 2, 6-dimethylpyridine and tert-butyldimethylsilyl trifluoromethanesulfonate, adding sodium hydroxide after the reaction to prepare an intermediate acid, reacting the intermediate acid with a compound 6, HATU and N,N-diisopropylethylamine to obtain a product, adding triphenylphosphine to prepare an intermediate amine, adding a compound 8 and HATU to react, adding ammonium fluoride to prepare a first intermediate, adding sodium hydroxide to the first intermediate to prepare a second intermediate, adding acetic anhydride to the second intermediate to prepare a third intermediate, adding trifluoroacetic acid to the third intermediate to prepare a fourth intermediate, and adding formaldehyde and sodium cyanoborohydride to the fourth inteType: ApplicationFiled: November 10, 2022Publication date: March 30, 2023Inventors: Zhengzhi Wu, Bohua Long, Limin Li, Zhiyue Li, Zhanyan Liu
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Publication number: 20220412621Abstract: A continuous heating control system and method, and an air-conditioning device. The system includes a defrosting solenoid valve (1) arranged on a bypass pipeline, wherein one end of the bypass pipeline is connected to an oil separator (2), and the other end of the bypass pipeline is connected to an outdoor heat exchanger (3); and a heating structure which is arranged at the bottom of a gas separator (4) and used for heating the gas separator (4).Type: ApplicationFiled: September 3, 2020Publication date: December 29, 2022Inventors: Hua Liu, Shiqiang Zhang, Limin Li, Chao Zhou, Mengmeng Jin, Shiqiang Zhu
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Publication number: 20220218857Abstract: A robot for atomization and disinfection is provided, which includes a robot body, an aerosol generator arranged outside the robot body for spraying aerosol mist particles into air, an aerosol concentration detector arranged outside the robot body for detecting an aerosol concentration in the air, and a main controller arranged inside the robot body and connected to the aerosol generator and the aerosol concentration detector for controlling a spray volume of the aerosol mist particles in real time according to the aerosol concentration after the aerosol generator sprays aerosol mist particles into the air. The aerosol concentration is dynamically monitored in real time, and the sterilization aerosol is supplemented in real time according to the concentration change, so as to maintain the stability of the concentration of the sterilization aerosol, improve the intelligence of space disinfection for epidemic prevention, and reduce the burden of manual disinfection.Type: ApplicationFiled: December 29, 2021Publication date: July 14, 2022Inventors: Zhengzhi Wu, Chunbao Wang, Quanquan Liu, Lihong Duan, Xin Zhang, Tong Wang, Zhixian Mao, Guangshuai Zhang, Chengkai Luo, Wanfeng Shang, Yajing Shen, Zhuohua Lin, Chunyu Wang, Riwei Zhang, Limin Li
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Patent number: 11371723Abstract: An air-conditioner outdoor unit and a control method for a fan (100) of an air-conditioner outdoor unit; the air-conditioner outdoor unit of the present invention comprises a fan (100) and a deflector ring (200) that is sleeved on the outside of a vane (110) of the fan (100); further comprised are a vane stopping device (300), a wind speed measuring device (400), and a control system.Type: GrantFiled: December 22, 2017Date of Patent: June 28, 2022Assignees: GREE ELECTRIC APPLIANCES (WUHAN) CO., LTD, GREE ELECTRIC APPLIANCES, INC. OF ZHUHAIInventors: Peng Cao, Limin Li, Tao Feng, Wenhao Huang, Mengmeng Jin, Chu Wang, Shiqiang Zhu, Chao Zhou
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Publication number: 20220011014Abstract: An air conditioning system, comprising an outdoor unit (1) and an indoor heat exchange mechanism (2). The indoor heat exchange mechanism (2) comprises an air conditioner indoor unit (21) and a first heat exchange mechanism (3) used for at least one among water cooling, water heating and space heating. The present air conditioning system integrates various functions into one, such as air-conditioning refrigeration, air-conditioning heating, producing household cold water, producing household hot water, and home heating by means of connecting indoor units for cooling and heating, a water cooling mechanism, a water heating mechanism and a device for floor heating located indoors to one outdoor unit, thereby conserving space and facilitating installation. Moreover, the system directly utilizes high-temperature refrigerant to heat water for floor heating, which replaces coal heating and boiler heating, conserves energy and is environmentally friendly to a greater degree, and improves the living environment.Type: ApplicationFiled: December 14, 2018Publication date: January 13, 2022Inventors: Shiqiang Zhang, Lianfa Wu, Limin Li, Huachao Jiao, Tao Feng, Bing Zhou, Peng Cao
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MULTI-PHASE BUCK CONVERTER CIRCUIT, FAULT DETECTION METHOD AND APPARATUS THEREOF, AND STORAGE MEDIUM
Publication number: 20220006376Abstract: A multi-phase buck converter circuit is provided, including a power supply, a plurality of phase buck circuits, each phase buck circuit including an input terminal, an output terminal, and a second input terminal, with input terminals of the plurality coupled to the power supply, a plurality of inductors coupled to the output terminals of the plurality of phase buck circuits, the plurality of inductors providing an output voltage at an output of the multi-phase buck converter circuit, a detection controller coupled to the output terminals of the plurality of phase buck circuits, the detection controller configured to detect a fault in the plurality of phase buck circuits, and a drive circuit coupled to the detection controller and coupled to each second input terminal of the plurality of phase buck circuits. The drive circuit is configured to detect a faulty phase buck circuit and stop driving the faulty phase buck circuit.Type: ApplicationFiled: September 20, 2021Publication date: January 6, 2022Applicant: HUAWEI TECHNOLOGIES CO.,LTD.Inventors: Yuliang Lu, Wenbo Zhou, Yuanhui Zheng, Limin Li -
Publication number: 20210131679Abstract: An air-conditioner outdoor unit and a control method for a fan (100) of an air-conditioner outdoor unit; the air-conditioner outdoor unit of the present invention comprises a fan (100) and a deflector ring (200) that is sleeved on the outside of a vane (110) of the fan (100); further comprised are a vane stopping device (300), a wind speed measuring device (400), and a control system.Type: ApplicationFiled: December 22, 2017Publication date: May 6, 2021Applicants: GREE ELECTRIC APPLIANCES (WUHAN) CO., LTD, GREE ELECTRIC APPLIANCES, INC. OF ZHUHAIInventors: Peng CAO, Limin LI, Tao FENG, Wenhao HUANG, Mengmeng JIN, Chu WANG, Shiqiang ZHU, Chao ZHOU
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Publication number: 20210080137Abstract: An air conditioning system, including a compressor, two outdoor heat exchange units, a liquid pipe used for communicating with indoor units, a high-pressure gas tube and a low-pressure gas tube; the air conditioning system further includes a valve assembly. One outdoor heat exchange unit has a first state in which one end thereof communicates with the high-pressure gas tube and another end thereof communicates with the liquid pipe, and has a second state in which one end thereof communicates with the low-pressure gas tube and the other end thereof communicates with the liquid pipe. Further disclosed is a control method for the air conditioning system.Type: ApplicationFiled: August 28, 2018Publication date: March 18, 2021Inventors: Shiqiang ZHANG, Lianfa WU, Limin LI, Huachao JIAO, Bing ZHOU, Peng CAO, Tao FENG
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Publication number: 20210080136Abstract: A control method, a control device for starting an air conditioner, a storage medium, and an air conditioner are disclosed. The method includes the step of acquiring current temperature variation information of a weather in an environment of the air conditioner and current startup parameters of the air conditioner. The method further includes the step of controlling operation parameters of the air conditioner according to the current temperature variation information and the current startup parameters of the air conditioner.Type: ApplicationFiled: December 17, 2018Publication date: March 18, 2021Applicant: GREE ELECTRIC APPLIANCES, INC. OF ZHUHAIInventors: Shiqiang Zhang, Lianfa Wu, Limin Li, Tao Feng
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Publication number: 20200370808Abstract: A heat pump system and a control method therefor. The heat pump system includes a compressor; an indoor heal exchanger; an outdoor heat exchanger, including a first heat exchange portion and a second heat exchange portion, wherein a flow path switching device is provided between the first heat exchange portion and the second heat exchange portion to disconnect or communicate the first heat exchange portion and the second heat exchange portion; a first four-way valve; and a second four-way valve, configured to enable a high-temperature refrigerant to be input into the first heat exchange portion in a heating mode, so as to enable the heat pump system to operate in a heating and deicing mode.Type: ApplicationFiled: December 14, 2018Publication date: November 26, 2020Inventors: Tao Feng, Limin Li, Huajie Li, Wenhao Huang, Peng Cao, Mengmeng Jin, Chao Zhou, Shiqiang Zhu
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Patent number: 9328500Abstract: An integrated system for treating and recycling rainwater in a residential community. The residential community includes low-lying land. The integrated system includes a primary channel for receiving and treating initial rainwater, a baffled water treatment pool, and a reservoir. The primary channel includes an external wall and an inner wall. The baffled water treatment pool includes a water inlet which is disposed on the inner wall of the primary channel. The reservoir includes a water inlet, a gravel filter layer, and an overflow wall. The primary channel, the baffled water treatment pool, and the reservoir are disposed in the low-lying land. The primary channel is annular and surrounds the baffled water treatment pool and the reservoir. The overflow wall of the reservoir cuts off the annular primary channel. The baffled water treatment pool and the reservoir are adjacent to each other and are divided by a shared wall.Type: GrantFiled: November 6, 2013Date of Patent: May 3, 2016Assignee: Chongqing UniversityInventors: Hongxiang Chai, Hao Gong, Suibing Shen, Shen Li, Boyu Zou, Limin Li, Xuebin Hu, Qiang He
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Patent number: 8796423Abstract: The present invention provides antibodies that bind to the C-terminal region of TSG101. The invention also provides methods of using the TSG101 antibodies for the treatment of viral infections, including HIV and Ebola virus infection.Type: GrantFiled: April 18, 2008Date of Patent: August 5, 2014Assignee: Eli Lilly and CompanyInventors: Limin Li, Michael Kinch, Michael Goldbiatt
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Patent number: D901743Type: GrantFiled: December 5, 2018Date of Patent: November 10, 2020Assignee: Foshan NationStar Optoelectronics Co., LtdInventors: Tiezhu Wang, Botao Wu, Limin Li, Shiquan Liang, Jingrui Guan, Yanrong Yuan, Tengpei He