Patents by Inventor Bo Hou
Bo Hou 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: 20240288475Abstract: Disclosed are a method and device for detecting system failure, a computer device, and a storage medium. The method includes obtaining, when a system to be detected is powered on or off, a real-time voltage oscillation signal acquired by a voltage sensor arranged in a detection circuits of the system. The detection circuit is a circuit where a source and drain of a switching device in the system are located. A degradation trend of the system is determined according to the real-time voltage oscillation signal and a reference voltage oscillation signal corresponding to the detection circuit of the system. A failure detection for the system is performed according to the degradation trend of the system.Type: ApplicationFiled: February 6, 2024Publication date: August 29, 2024Inventors: Yiqiang CHEN, Bo HOU, Yihang LIN, Dazhi WANG, Shuo Zhang, Haipin WU
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Patent number: 12066468Abstract: Disclosed are a method and device for detecting system failure, a computer device, and a storage medium. The method includes obtaining, when a system to be detected is powered on or off, a real-time voltage oscillation signal acquired by a voltage sensor arranged in a detection circuits of the system. The detection circuit is a circuit where a source and drain of a switching device in the system are located. A degradation trend of the system is determined according to the real-time voltage oscillation signal and a reference voltage oscillation signal corresponding to the detection circuit of the system. A failure detection for the system is performed according to the degradation trend of the system.Type: GrantFiled: February 6, 2024Date of Patent: August 20, 2024Assignee: CHINA ELECTRONIC PRODUCT RELIABILITY AND ENVIRONMENTAL TESTING RESEARCH INSTITUTE ((THE FIFTH ELECTRONIC RESEARCH INSTITUTE OF MINISTRY OF INDUSTRY ANBD INFORMATION TECHNOLOGY (CEPREI))Inventors: Yiqiang Chen, Bo Hou, Yihang Lin, Dazhi Wang, Shuo Zhang, Haipin Wu
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Publication number: 20240263356Abstract: In a spinning-drawing-winding device and a combined machine for industrial bio-based polyamide, according to a traveling direction of a tow, two adjacent rotational directions among a rotational direction of the tow winding through the first pair of drawing hot rollers, a rotational direction of the tow winding through the second pair of drawing hot rollers, a rotational direction of the tow winding through the third pair of drawing hot rollers, a rotational direction of the tow winding through the fourth pair of drawing hot rollers are in opposite to spin an industrial bio-based polyamide filament of 55 dtex-2222 dtex.Type: ApplicationFiled: March 14, 2024Publication date: August 8, 2024Applicant: BEIJING CHONGLEE MACHINERY ENGINEERING CO., LTD.Inventors: Xiaodong MAN, Junxian QIU, Yubo MAO, Kai XU, Yadi LI, Yuguo REN, Bo HOU, Yan WU, Yu DONG, Xue BAI, Peng LIU, Jing ZHANG
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Publication number: 20240229302Abstract: A spinning-drawing-winding device for industrial polylactic-acid fiber includes a double-surface oiling mechanism, a filament shearing-suctioning device, a pre-interlacer and a splitting filament roller disposed in sequence according to a production process; a drawing-winding device cooperates with a spinning device, a tow passing from the spinning device through the double-surface oiling mechanism, the filament shearing-suctioning device, and the pre-interlacer in sequence until the tow is conveyed to the splitting filament roller; the drawing-winding device and the spinning device are configured as a parallel configuration, so that the tow between the spinning device and the splitting filament roller are arranged in a vertical direction and is tangential to the splitting filament roller, and therefore the tow is without deflection, thereby avoiding damaging the tow due to a friction caused by a higher deflection.Type: ApplicationFiled: March 22, 2024Publication date: July 11, 2024Applicant: BEIJING CHONGLEE MACHINERY ENGINEERING CO., LTD.Inventors: Xiaodong MAN, Junxian QIU, Kai XU, Yubo MAO, Yadi LI, Yuguo REN, Bo HOU, Baocheng ZHANG, Hai JIAO, Yan WU, Ruixin SUN, Lei ZHANG, Yu DONG
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Publication number: 20240055976Abstract: Disclosed are a fault prediction method and apparatus for a power conversion device, and a power conversion system. The method includes: acquiring multiple output voltages of a detecting coil in a preset time period, wherein an electromagnetic induction is generated between the detecting coil and a switching-on circuit of a switching transistor in the power conversion device; extracting each output frequency corresponding to each output voltage of the detecting coil; predicting time when the power conversion device fails according to a change trend of each output frequency. The apparatus includes a detecting coil and a data processing device; the detecting coil is connected to the data processing device and is a closed coil; the data processing device is configured to: acquire an output voltage of the detecting coil, extract corresponding output frequency, and predict time when the power conversion device fails according to a change trend of each output frequency.Type: ApplicationFiled: January 9, 2023Publication date: February 15, 2024Applicant: China Electronic Product Reliability and Environment Testing Research Institute (The fifth electroniInventors: Yiqiang Chen, Yihang Lin, Bo Hou, Dazhi Wang, Shuo Zhang, Xiangzhen Cai
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Patent number: 11231702Abstract: Disclosed are a method, device and system for health monitoring of SoC. The method includes: acquiring in real time sensor data of sensors monitoring SoC performance, the sensor data including reliability degradation sensor data, temperature sensor data, noise sensor data and current sensor data; extracting characteristic data representative of the SoC performance from the sensor data; performing analysis and prediction on the characteristic data in real time by using a prediction algorithm to obtain a performance state and a performance degradation trend of the SoC; outputting performance state information and performance degradation trend information of the SoC. The disclosed method, device and system for health monitoring of SoC can monitor the performance state of the SoC in real time and predict the performance degradation trend of the SoC in real time.Type: GrantFiled: November 29, 2016Date of Patent: January 25, 2022Inventors: Yiqiang Chen, Dengyun Lei, Yunfei En, Wenxiao Fang, Bo Hou, Yuan Liu, Yun Huang
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Patent number: 10822625Abstract: The present disclosure provides a method for domesticating Saccharomyces cerevisiae which is resistant to fermentation inhibitors, high temperature and high concentration of ethanol. The method comprises a primary domestication and a secondary domestication of the S. cerevisiae, wherein the primary domestication comprises the steps of replacing the fermented mash with fresh liquefied mash and continuing fermentation when the ethanol content in the fermented mash reaches a higher concentration (>12% (v/v)), the replacement is performed for at least 20 times, and the time interval of replacements is 20-30 hours; the secondary domestication comprises the steps of performing high-temperature domestication on the primary domesticated strain by a temperature gradient and replacing the fermented mash for multiple times, wherein the temperature is raised by 0.5° C.-2° C. every 18-24 times of replacement. The domesticated S.Type: GrantFiled: December 2, 2019Date of Patent: November 3, 2020Assignees: COFCO (JILIN) BIO-CHEMICAL TECHNOLOGY CO., LTD., COFCO BIO-ENERGY (ZHAODONG) CO., LTD., NUTRITION & HEALTH RESEARCH INSTITUTE, COFCO CORPORATIONInventors: Yi Tong, Yi Li, Junqi Zhang, Taibo He, Zexing Wang, Bo Hou, Hui Liu, Fan Li, Lida Wu
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Publication number: 20200172938Abstract: The present disclosure provides a method for domesticating Saccharomyces cerevisiae which is resistant to fermentation inhibitors, high temperature and high concentration of ethanol. The method comprises a primary domestication and a secondary domestication of the S. cerevisiae, wherein the primary domestication comprises the steps of replacing the fermented mash with fresh liquefied mash and continuing fermentation when the ethanol content in the fermented mash reaches a higher concentration (>12% (v/v)), the replacement is performed for at least 20 times, and the time interval of replacements is 20-30 hours; the secondary domestication comprises the steps of performing high-temperature domestication on the primary domesticated strain by a temperature gradient and replacing the fermented mash for multiple times, wherein the temperature is raised by 0.5° C.-2° C. every 18-24 times of replacement. The domesticated S.Type: ApplicationFiled: December 2, 2019Publication date: June 4, 2020Applicants: COFCO (Jilin) Bio-Chemical Technology Co., Ltd., COFCO Bio-Energy (Zhaodong) Co., Ltd., Nutrition & Health Research Institute, COFCO CorporationInventors: Yi TONG, Yi LI, Junqi ZHANG, Taibo HE, Zexing WANG, Bo HOU, Hui LIU, Fan LI, Lida WU
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Patent number: 10598713Abstract: An ESD failure early warning circuit for an integrated circuit is disclosed, including a positive voltage stress generation module, a negative voltage stress generation module, a buck module, a warning output module, capacitors C006, C007, and diodes D001, D002, D003, D004 and D005. The ESD failure early warning circuit can report a warning timely when there is an ESD event in the monitored integrated circuit, to improve the reliability of the device effectively. Moreover, the stress voltage generated by the positive voltage stress generation module and the negative voltage stress generation module is adjustable, so the stress voltage can be set flexibly by a user according to actual condition of the monitored integrated circuit. The present invention has high flexibility and wide application prospect.Type: GrantFiled: November 29, 2016Date of Patent: March 24, 2020Assignee: Fifth Electronics Research Institute of Ministry of Industry and Information TechnologyInventors: Yiqiang Chen, Ang Li, Dengyun Lei, Yunfei En, Lichao Hao, Wenxiao Fang, Bo Hou
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Patent number: 10503578Abstract: An on-chip TDDB degradation monitoring and failure early warning circuit for SoC. A control circuit module converts Q1 and Q0 signals into a switch state control signal and outputs the switch state control signal to a digital conversion module for TDDB performance degradation. A MOS transistor of a first MOS transistor circuit within the digital conversion module for TDDB performance degradation is in a stress state of a supply voltage, and a MOS transistor of a second MOS transistor circuit is in a non-stress state. The first and second MOS transistor circuits output a first frequency value and a second frequency value to the output selection module. The output selection module outputs the first frequency value from the digital conversion module to the counter B for recording, or outputs the second frequency value to the counter A for recording. The counter module determines the degradation level of TDDB performance.Type: GrantFiled: November 29, 2016Date of Patent: December 10, 2019Assignee: Fifth Electronics Research Institute of Ministry of Industry and Information TechnologyInventors: Yiqiang Chen, Dengyun Lei, Yunfei En, Wenxiao Fang, Lichao Hao, Yun Huang, Bo Hou, Yudong Lu
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Publication number: 20190205196Abstract: An on-chip TDDB degradation monitoring and failure early warning circuit for SoC. A control circuit module converts Q1 and Q0 signals into a switch state control signal and outputs the switch state control signal to a digital conversion module for TDDB performance degradation. A MOS transistor of a first MOS transistor circuit within the digital conversion module for TDDB performance degradation is in a stress state of a supply voltage, and a MOS transistor of a second MOS transistor circuit is in a non-stress state. The first and second MOS transistor circuits output a first frequency value and a second frequency value to the output selection module. The output selection module outputs the first frequency value from the digital conversion module to the counter B for recording, or outputs the second frequency value to the counter A for recording. The counter module determines the degradation level of TDDB performance.Type: ApplicationFiled: November 29, 2016Publication date: July 4, 2019Applicant: Fifth Electronics Research Institute of Ministry of Industry and Information TechnologyInventors: Yiqiang Chen, Dengyun Lei, Yunfei En, Wenxiao Fang, Lichao Hao, Yun Huang, Bo Hou, Yudong Lu
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Publication number: 20190079126Abstract: An ESD failure early warning circuit for an integrated circuit is disclosed, including a positive voltage stress generation module, a negative voltage stress generation module, a buck module, a warning output module, capacitors C006, C007, and diodes D001, D002, D003, D004 and D005. The ESD failure early warning circuit can report a warning timely when there is an ESD event in the monitored integrated circuit, to improve the reliability of the device effectively. Moreover, the stress voltage generated by the positive voltage stress generation module and the negative voltage stress generation module is adjustable, so the stress voltage can be set flexibly by a user according to actual condition of the monitored integrated circuit. The present invention has high flexibility and wide application prospect.Type: ApplicationFiled: November 29, 2016Publication date: March 14, 2019Applicant: Fifth Electronics Research Institute of Ministry of Industry and Information TechnologyInventors: Yiqiang Chen, Ang Li, Dengyun Lei, Yunfei En, Lichao Hao, Wenxiao Fang, Bo Hou
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Publication number: 20190064786Abstract: Disclosed are a method, device and system for health monitoring of SoC. The method includes: acquiring in real time sensor data of sensors monitoring SoC performance, the sensor data including reliability degradation sensor data, temperature sensor data, noise sensor data and current sensor data; extracting characteristic data representative of the SoC performance from the sensor data; performing analysis and prediction on the characteristic data in real time by using a prediction algorithm to obtain a performance state and a performance degradation trend of the SoC; outputting performance state information and performance degradation trend information of the SoC. The disclosed method, device and system for health monitoring of SoC can monitor the performance state of the SoC in real time and predict the performance degradation trend of the SoC in real time.Type: ApplicationFiled: November 29, 2016Publication date: February 28, 2019Applicant: Fifth Electronics Research Institute of Ministry o f Industry and Information TechnologyInventors: Yiqiang Chen, Dengyun Lei, Yunfei En, Wenxiao Fang, Bo Hou, Yuan Liu, Yun Huang
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Patent number: 9792314Abstract: Embodiments of the present disclosure may include a method and apparatus for obtaining the content in a screenshot. In the embodiments of the present disclosure, content organization information associated with the screenshot may be obtained, wherein the content organization information may include the structure and data of one or more data objects associated with the content in the screenshot. The content in the screenshot may be determined based on the content organization information.Type: GrantFiled: October 17, 2016Date of Patent: October 17, 2017Assignee: International Business Machines CorporationInventors: Biao Han, Sheng Bo Hou, Zhong Tian, Hua Zhang
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Patent number: 9719677Abstract: The present invention relates to a pulverized coal fired boiler with wall-attachment secondary air and grid overfire air. Primary burners including primary air spouts, secondary air spouts and close coupled overfire air spouts arranged at intervals along the height direction of a hearth are arranged on four corners of the hearth. Two-way wall-attachment secondary air spouts and one-way wall-attachment secondary air spouts are arranged from bottom to top in a primary combustion zone where the primary burners are located. One-way wall-attachment secondary air spouts are arranged in a reduction zone between the primary burners and the top overfire air spouts, and grid overfire air spouts are arranged in a burnout zone where the overfire air is supplied.Type: GrantFiled: January 15, 2013Date of Patent: August 1, 2017Assignee: Yantai Longyuan Power Technology Co., Ltd.Inventors: Yuankai Deng, Yonghe Zhang, Ming Li, Bo Hou, Jinlei Cui, Tanrong Wei, Weiguo Rong, Lei Li, Guofeng Xu
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Publication number: 20170052996Abstract: Embodiments of the present disclosure may include a method and apparatus for obtaining the content in a screenshot. In the embodiments of the present disclosure, content organization information associated with the screenshot may be obtained, wherein the content organization information may include the structure and data of one or more data objects associated with the content in the screenshot. The content in the screenshot may be determined based on the content organization information.Type: ApplicationFiled: October 17, 2016Publication date: February 23, 2017Inventors: Biao Han, Sheng Bo Hou, Zhong Tian, Hua Zhang
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Patent number: 9542470Abstract: Embodiments of the present disclosure may include a method and apparatus for obtaining the content in a screenshot. In the embodiments of the present disclosure, content organization information associated with the screenshot may be obtained, wherein the content organization information may include the structure and data of one or more data objects associated with the content in the screenshot. The content in the screenshot may be determined based on the content organization information.Type: GrantFiled: May 7, 2013Date of Patent: January 10, 2017Assignee: International Business Machines CorporationInventors: Biao Han, Sheng Bo Hou, Zhong Tian, Hua Zhang
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Publication number: 20140308620Abstract: The present invention relates to a pulverized coal fired boiler with wall-attachment secondary air and grid overfire air. Primary burners including primary air spouts, secondary air spouts and close coupled overfire air spouts arranged at intervals along the height direction of a hearth are arranged on four corners of the hearth. Two-way wall-attachment secondary air spouts and one-way wall-attachment secondary air spouts are arranged from bottom to top in a primary combustion zone where the primary burners are located. One-way wall-attachment secondary air spouts are arranged in a reduction zone between the primary burners and the top overfire air spouts, and grid overfire air spouts are arranged in a burnout zone where the overfire air is supplied.Type: ApplicationFiled: January 15, 2013Publication date: October 16, 2014Applicant: YANTAI LONGYUAN POWER TECHNOLOGY CO., LTD.Inventors: Yuankai Deng, Yonghe Zhang, Ming Li, Bo Hou, Jinlei Cui, Tanrong Wei, Weiguo Rong, Lei Li, Guofeng Xu
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Publication number: 20130318083Abstract: Embodiments of the present disclosure may include a method and apparatus for obtaining the content in a screenshot. In the embodiments of the present disclosure, content organization information associated with the screenshot may be obtained, wherein the content organization information may include the structure and data of one or more data objects associated with the content in the screenshot. The content in the screenshot may be determined based on the content organization information.Type: ApplicationFiled: May 7, 2013Publication date: November 28, 2013Inventors: Biao HAN, Sheng Bo Hou, Zhong Tian, Hua Zhang
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Patent number: 7567149Abstract: A waveguide structure is described wherein microwaves or radio-frequency waves can be guided in their propagation through channels whose cross-sections contain fractal patterns, with relevant dimensions much smaller than the wavelengths of the guided waves. A finite section of such waveguide can be used as an efficient delay line.Type: GrantFiled: April 5, 2006Date of Patent: July 28, 2009Assignee: The Hong Kong University of Science and TechnologyInventors: Weijia Wen, Ping Sheng, Che Ting Chan, Lei Zhou, Bo Hou