Patents by Inventor Jun Lv
Jun Lv 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: 11952530Abstract: An aryl-substituted saccharide or glycoside or a mixture of a plurality of aryl-substituted saccharides or glycosides have at least good resistance to high temperatures and salt, and lower filtration loss. These aryl-substituted saccharide or glycoside are used in making a drilling fluid composition. The aryl-substituted saccharide or glycoside or the mixture of a plurality of aryl-substituted saccharides or glycosides each or in combination bears a substituent A and a substituent B, wherein the substituent A contains a unit —O—R6— in its structure and the substituent B contains a unit in its structure, and the substituents and the numbers are defined in the description.Type: GrantFiled: November 29, 2019Date of Patent: April 9, 2024Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, Sinopec Petroleum Engineering Technology Service Co., Ltd., Drilling Engineering Technology Research Institute of Sinopec Zhongyuan Petroleum Engineering Co., LTD, SINOPEC ZHONGYUAN PETROLEUM ENGINEERING CO., LTDInventors: Xiqiang Si, Zhonghua Wang, Weiting Li, Jun Wei, Zhongjin Wang, Yuebin Lv
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Patent number: 11941449Abstract: The field of high-speed data acquisition and network data processing, and particularly relates to an Ethernet data stream recording method, an Ethernet data stream recording system, and an Ethernet data stream recording device for a high-speed data acquisition system. It is intended to solve problems such as a low utilization rate of CPU, poor system compatibility, difficulty in packaging and deployment and low reliability of system transmission of the traditional high-speed data acquisition system.Type: GrantFiled: May 25, 2020Date of Patent: March 26, 2024Assignees: Institute of Automation, Chinese Academy of Sciences, Guangdong Institute of Artificial Intelligence and Advanced ComputingInventors: Zhifeng Lv, Jie Hao, Jun Liang, Lin Shu, Meiting Zhao, Yafang Song, Qiuxiang Fan
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Publication number: 20230006843Abstract: A data transmission method, apparatus, and system, a computer device, and a storage medium. The method includes: performing two-way authentication with a first interaction device; receiving encrypted interaction data obtained by encrypting interaction data based on a working key and transmitted by the first interaction device, after the two-way authentication is completed, the working key being obtained by the first interaction device by mapping an authentication key used in the two-way authentication; decrypting the encrypted interaction data according to the working key obtained by mapping the authentication key on the communication adapter; transmitting interaction data obtained through the decryption to a second interaction device through a simulated device node identifiable by the second interaction device and based on a communication protocol of the second interaction device that is natively adapted to the device node.Type: ApplicationFiled: September 13, 2022Publication date: January 5, 2023Applicant: Tencent Technology (Shenzhen) Company LimitedInventors: Jun LV, Wenjun LIU, Runzeng GUO
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Publication number: 20220278243Abstract: A solar cell (10) includes a sector-shaped cell body, front-surface electrodes (11) and a plurality of fine grid lines (12) are provided at a front surface of the cell body, the front-surface electrodes (11) and the fine grid lines (12) intersect and are electrically connected, back-surface electrodes (13) are provided at a back surface of the cell body, and a quantity of the front-surface electrodes (11) and a quantity of the back-surface electrodes (13) are equal. The solar-cell module includes a plurality of solar-cell strings (20) that are sequentially arranged and are electrically connected to each other, a plurality of protrusions (23) are provided on two sides of the solar-cell strings (20), a depression part (24) is formed between every two neighboring instances of the protrusions (23), and the protrusions (23) of each of the solar-cell strings (20) protrude into the depression parts (24) of neighboring solar-cell strings (20).Type: ApplicationFiled: November 25, 2019Publication date: September 1, 2022Inventors: Biao WANG, Jianbo WANG, Chen ZHU, Jun LV, Chunhua ZHONG, Fei YANG, Pinwen SHEN, Pan SHEN
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Patent number: 10830156Abstract: A fuel supply line system used for a gas turbine, including: fuel gas control valves used for controlling delivery to the gas turbine; a first line used for connecting the fuel gas source to the control valves; a second line used for connecting the control valves to the gas turbine; a monitoring device, configured to be used for determining the pressure inside the pipe at the outlet of the second line near said control valve; and a controller, configured to reduce the effective flow area of the pressure control valves or close the control valves when the determined pressure inside the pipe of the second line is greater than a predetermined pressure.Type: GrantFiled: February 19, 2014Date of Patent: November 10, 2020Assignee: SIEMENS AKTIENGESELLSCHAFTInventors: Mariano Cano Wolff, Du-Fhan Choi, Kai Hausmann, Song Jun Lv, Peter-Andreas Schneider, Julius Schwager
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Patent number: 10337410Abstract: An analysis method is disclosed for detecting a measurement error of operating parameters of a gas turbine. An embodiment of the method includes: obtaining multiple measured values of the operating parameters, the operating parameters being at least part of the variables of multiple functions, each of the functions including analysis ranges; putting the measured values of the operating parameters into the functions whose variables include the operating parameters to calculate the results of the functions; comparing the calculated results of the functions with the analysis ranges of the corresponding functions; identifying one or more measured values of operating parameters who are at least part of the variables of the functions whose calculated results fail to fall within the analysis ranges of the corresponding functions; and determining a measured value of an operating parameter including the highest likelihood of a measurement error.Type: GrantFiled: December 31, 2014Date of Patent: July 2, 2019Assignee: SIEMENS AKTIENGESELLSCHAFTInventors: Feng Liang, Song Jun Lv, Shi Yun Tang
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Patent number: 9958547Abstract: This invention discloses a three-dimensional imaging radar system and method based on a plurality of times of integral. The system includes an LED light source, an optical band-pass filter, an image sensor, an electronic shutter, a data processor, and a display terminal. The LED light source generates a series of light pulse trains, and when the light pulse trains illuminate an object, the object reflects the light in succession. The reflected light is sensed by the image sensor through the optical band-pass filter, to form an image on the image sensor. The image sensor performs exposure imaging three times in succession for the reflected light of the same pulse under the action of the electronic shutter. The data processor analyzes the three images to obtain contour information and distance information about the object. Finally, the display terminal displays results.Type: GrantFiled: July 30, 2013Date of Patent: May 1, 2018Assignee: HANGZHOU GUANGPO INTELLIGENT TECHNOLOGY CO., LTD.Inventors: Jian Fu, Xiuda Zhang, Jun Lv, Yingjie Gu
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Patent number: 9868519Abstract: A linkage mechanism for controlling an aircraft landing gear hatch door includes a primary torsion tube having a first portion located inside a landing gear hatch and a second portion outside the landing gear hatch. A first drive apparatus transfer the driving force of a landing gear support column to the primary torsion tube. A secondary torsion tube has an inner end portion located inside the hatch and an outer end portion located outside the hatch. A second drive apparatus is located outside the landing gear hatch and connects the primary torsion tube and the secondary torsion tube outside the hatch. Two third drive apparatuses are connected between the inner end portion of the secondary torsion tube and one of the hatch doors.Type: GrantFiled: August 20, 2014Date of Patent: January 16, 2018Assignee: COMMERCIAL AIRCRAFT CORPORATION OF CHINA, LTD SHANGHAI AIRCRAFT DESIGN AND RESEARCH INSTITUTEInventors: Jun Lv, Qinggong Meng, Pu Zhang, Hao Jiang, Shangxin Yang, Hengkang Zhang, Jian Ma
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Publication number: 20170349609Abstract: A novel crystalline form is defined by diffraction angle 2?° of X-ray powder diffraction pattern and characteristic peak of differential scanning calorimetry (DSC). The novel crystalline form of Cefamandole Nafate is prepared as follows: adding Cefamandole Nafate in solid state to an organic solvent to form a suspension with a concentration of 0.04˜0.3 g/ml, stirring the suspension at 40˜50° C. for a period of time, and then cooling to 5˜15° C. at certain cooling rate, continuing to stir for a period of time, then suction filtrating the obtained suspension, the resulting filer cake is Cefamandole Nafate as wet product, which is dried to constant weight to provide the novel crystalline form of Cefamandole Nafate as final product.Type: ApplicationFiled: August 25, 2017Publication date: December 7, 2017Applicants: TIANJIN UNIVERSITY, HAINAN LINGKANG PHARMACEUTICAL CO., LTDInventors: Hongxun Hao, Linggang Tao, Fang He, Baohong Hou, Jingkang Wang, Jun Lv, Qiuxiang Yin, Yongli Wang, Junbo Gong, Chuang Xie, Ying Bao
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Patent number: 9834567Abstract: A novel crystalline form is defined by diffraction angle 2?° of X-ray powder diffraction pattern and characteristic peak of differential scanning calorimetry (DSC). The novel crystalline form of Cefamandole Nafate is prepared as follows: adding Cefamandole Nafate in solid state to an organic solvent to form a suspension with a concentration of 0.04˜0.3 g/ml, stirring the suspension at 40˜50° C. for a period of time, and then cooling to 5˜15° C. at certain cooling rate, continuing to stir for a period of time, then suction filtrating the obtained suspension, the resulting filer cake is Cefamandole Nafate as wet product, which is dried to constant weight to provide the novel crystalline form of Cefamandole Nafate as final product.Type: GrantFiled: August 25, 2017Date of Patent: December 5, 2017Assignees: TIANJIN UNIVERSITY, HAINAN LINGKANG PHARMACEUTICAL CO., LTDInventors: Hongxun Hao, Linggang Tao, Fang He, Baohong Hou, Jingkang Wang, Jun Lv, Qiuxiang Yin, Yongli Wang, Junbo Gong, Chuang Xie, Ying Bao
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Patent number: 9834540Abstract: It discloses Omeprazole Sodium semihydrate and preparation method thereof, wherein every mole of Omeprazole Sodium semihydrate contains 0.5 mole of water, and it has an X-ray diffraction pattern comprising characteristic peaks at diffraction angles 2? of 6.26°±0.1°, 11.10°±0.1°, 12.20°±0.1°, 15.58°±0.1°, 16.02°±0.1°, 17.12°±0.1°, 19.08°±0.1°, 21.00°±0.1°, 22.68°±0.1°, 23.48°±0.1°, 24.08°±0.1°, 26.52°±0.1° and 28.08°±0.1°. A raw material of Omeprazole Sodium hydrate is added into an organic solvent, stirring for 2˜9 hours at constant temperature of 25˜60° C., thereafter Omeprazole Sodium semihydrate is provided after filtrating and drying.Type: GrantFiled: November 20, 2015Date of Patent: December 5, 2017Assignees: TIANJIN UNIVERSITY, HAINAN LINGKANG PHARMACEUTICAL CO., LTDInventors: Ying Bao, Linggang Tao, Long Li, Hongxun Hao, Jun Lv, Baohong Hou
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Publication number: 20170197937Abstract: A novel crystalline form is defined by using diffraction angle 2?° of X-ray powder diffraction pattern and characteristic peaks of differential scanning calorimetry (DSC). Pantoprazole Sodium solid is added to an alcohol solvent to form a suspension with a concentration of 0.05˜0.2 g/mL, and then an antioxidant is added to the suspension, completely dissolving the solid at a temperature of 15˜35° C., and a solventing-out agent is dropwise added to the solution under the application of ultrasonic wave, wherein the amount of the solventing-out agent is 3˜10 times (in volume) of the alcohol solvent; followed by cooling the solution down to 0˜5° C., continuing to stir for 1˜3 h, and suction filtrating obtained solid-liquid suspension to provide a novel crystalline form of Pantoprazole Sodium crystal after drying the product to constant weight.Type: ApplicationFiled: November 20, 2015Publication date: July 13, 2017Applicants: TIANJIN UNIVERSITY, HAINAN LINGKANG PHARMACEUTICAL CO., LTDInventors: Hongxun HAO, Linggang TAO, Shen JIANG, Yongli WANG, Jingkang WANG, Jun LV, Qiuxiang YIN, Baohong HOU, Zhao XU, Chuang XIE, Zhao WANG
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Publication number: 20170133614Abstract: A light-emitting device and a manufacturing method therefor, a display apparatus comprising the light-emitting device, and an optical detection apparatus comprising the light-emitting device. The light-emitting device includes a substrate, and an anode, a hole injection layer, a hole-transmission layer, a light emitting layer, an electron transmission layer, and a cathode sequentially stacked on the substrate. The material for forming the hole-transmission layer and/or the electron transmission layer includes a photoconductive high polymer material.Type: ApplicationFiled: April 16, 2015Publication date: May 11, 2017Inventors: JINGXIA GU, Shi SHU, Zhi jun LV, Feng Zhang
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Patent number: 9637502Abstract: A novel crystalline form of Cefathiamidine compound and its preparation method, characterizing in its X-ray powder diffraction pattern and differential scanning calorimetry thermogram. Dissolving Cefathiamidine compound with a purity of 98% or higher in a solvent at a temperature of 30˜45° C. to form a solution, whose concentration is controlled within 0.05˜0.2 g/mL, and then adding a solventing-out agent to the solution, wherein the amount of the solventing-out agent is 3˜5 times (in volume) of that of the solvent; followed by cooling the solution down to 0˜10° C. at a rate of 0.2˜1° C./min; continuing to stir for 1˜3 hours, and separating the obtained solid-liquid suspension to provide a novel crystalline form of Cefathiamidine compound after drying.Type: GrantFiled: November 20, 2015Date of Patent: May 2, 2017Assignees: TIANJIN UNIVERSITY, HAINAN LINGKANG PHARMACEUTICAL CO., LTDInventors: Hongxun Hao, Linggang Tao, Zhihong Sun, Baohong Hou, Jun Lv, Qiuxiang Yin, Yongli Wang, Junbo Gong, Chuang Xie, Ying Bao
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Publication number: 20170050982Abstract: A novel crystalline form is defined by diffraction angle 2?° of X-ray powder diffraction pattern and characteristic peak of differential scanning calorimetry (DSC). The novel crystalline form of Cefamandole Nafate is prepared as follows: adding Cefamandole Nafate in solid state to an organic solvent to form a suspension with a concentration of 0.04˜0.3 g/ml, stirring the suspension at 40˜50° C. for a period of time, and then cooling to 5˜15° C. at certain cooling rate, continuing to stir for a period of time, then suction filtrating the obtained suspension, the resulting filer cake is Cefamandole Nafate as wet product, which is dried to constant weight to provide the novel crystalline form of Cefamandole Nafate as final product.Type: ApplicationFiled: November 20, 2015Publication date: February 23, 2017Applicants: TIANJIN UNIVERSITY, HAINAN LINGKANG PHARMACEUTICAL CO., LTDInventors: Hongxun HAO, Linggang TAO, Fang He, Baohong HOU, Jingkang WANG, Jun LV, Qiuxiang YIN, Yongli WANG, Junbo GONG, Chuang XIE, Ying Bao
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Publication number: 20170044184Abstract: A novel crystalline form of Cefathiamidine compound and its preparation method, characterizing in its X-ray powder diffraction pattern and differential scanning calorimetry thermogram. Dissolving Cefathiamidine compound with a purity of 98% or higher in a solvent at a temperature of 30˜45° C. to form a solution, whose concentration is controlled within 0.05˜0.2 g/mL, and then adding a solventing-out agent to the solution, wherein the amount of the solventing-out agent is 3˜5 times (in volume) of that of the solvent; followed by cooling the solution down to 0˜10° C. at a rate of 0.2˜1° C./min; continuing to stir for 1˜3 hours, and separating the obtained solid-liquid suspension to provide a novel crystalline form of Cefathiamidine compound after drying.Type: ApplicationFiled: November 20, 2015Publication date: February 16, 2017Applicants: TIANJIN UNIVERSITY, HAINAN LINGKANG PHARMACEUTICAL CO., LTDInventors: Hongxun HAO, Linggang TAO, Zhihong SUN, Baohong HOU, Jun LV, Qiuxiang YIN, Yongli WANG, Junbo GONG, Chuang XIE, Ying BAO
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Publication number: 20170044137Abstract: It discloses Omeprazole Sodium semihydrate and preparation method thereof, wherein every mole of Omeprazole Sodium semihydrate contains 0.5 mole of water, and it has an X-ray diffraction pattern comprising characteristic peaks at diffraction angles 2? of 6.26°±0.1°, 11.10°±0.1°, 12.20°±0.1°, 15.58°±0.1°, 16.02°±0.1°, 17.12°±0.1°, 19.08°±0.1°, 21.00°±0.1°, 22.68°±0.1°, 23.48°±0.1°, 24.08°±0.1°, 26.52°±0.1° and 28.08°±0.1°. A raw material of Omeprazole Sodium hydrate is added into an organic solvent, stirring for 2˜9 hours at constant temperature of 25˜60° C., thereafter Omeprazole Sodium semihydrate is provided after filtrating and drying.Type: ApplicationFiled: November 20, 2015Publication date: February 16, 2017Applicants: TIANJIN UNIVERSITY, HAINAN LINGKANG PHARMACEUTICAL CO., LTDInventors: Ying BAO, Linggang TAO, Long LI, Hongxun HAO, Jun LV, Baohong HOU
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Publication number: 20170009666Abstract: A fuel supply line system used for a gas turbine, including: fuel gas control valves used for controlling delivery to the gas turbine; a first line used for connecting the fuel gas source to the control valves; a second line used for connecting the control valves to the gas turbine; a monitoring device, configured to be used for determining the pressure inside the pipe at the outlet of the second line near said control valve; and a controller, configured to reduce the effective flow area of the pressure control valves or close the control valves when the determined pressure inside the pipe of the second line is greater than a predetermined pressure.Type: ApplicationFiled: February 19, 2014Publication date: January 12, 2017Applicant: SIEMENS AKTIENGESELLSCHAFTInventors: Mariano CANO WOLFF, Du-Fhan CHOI, Kai HAUSMANN, Song Jun LV, Peter-Andreas SCHNEIDER, Julius SCHWAGER
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Publication number: 20160313446Abstract: This invention discloses a three-dimensional imaging radar system and method based on a plurality of times of integral. The system includes an LED light source, an optical band-pass filter, an image sensor, an electronic shutter, a data processor, and a display terminal. The LED light source generates a series of light pulse trains, and when the light pulse trains illuminate an object, the object reflects the light in succession. The reflected light is sensed by the image sensor through the optical band-pass filter, to form an image on the image sensor. The image sensor performs exposure imaging three times in succession for the reflected light of the same pulse under the action of the electronic shutter. The data processor analyzes the three images to obtain contour information and distance information about the object. Finally, the display terminal displays results.Type: ApplicationFiled: July 30, 2013Publication date: October 27, 2016Applicant: Hangzhou Guangpo Intelligent Technology Co., Ltd.Inventors: Jian Fu, Xiuda Zhang, Jun Lv, Yingjie Gu
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Publication number: 20160298549Abstract: An analysis method is disclosed for detecting a measurement error of operating parameters of a gas turbine. An embodiment of the method includes: obtaining multiple measured values of the operating parameters, the operating parameters being at least part of the variables of multiple functions, each of the functions including analysis ranges; putting the measured values of the operating parameters into the functions whose variables include the operating parameters to calculate the results of the functions; comparing the calculated results of the functions with the analysis ranges of the corresponding functions; identifying one or more measured values of operating parameters who are at least part of the variables of the functions whose calculated results fail to fall within the analysis ranges of the corresponding functions; and determining a measured value of an operating parameter including the highest likelihood of a measurement error.Type: ApplicationFiled: December 31, 2014Publication date: October 13, 2016Inventors: Feng LIANG, Song Jun LV, Shi Yun TANG