Patents by Inventor Gang Zhou
Gang 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).
-
Patent number: 11658005Abstract: The present disclosure provides a system and method for controlling a dynamically controllable ultrawide-amplitude and high-response ion source, including: resolving dwell time of ion beam machining during iterative machining; selecting an appropriate velocity V of a movable shaft of a machine tool according to a calculation result of the dwell time; and dynamically calculating process parameters of an ion source according to an initial surface error of an optical component and the velocity V of the movable shaft, and generating a corresponding numerical control (NC) program to machine the optical component. The present disclosure can control the removal function of the ion beam polishing in real time, improve the precision and efficiency of the ion beam polishing, and further reduce the requirement on a movement system of the machine tool and the depth of a damaged layer.Type: GrantFiled: September 10, 2021Date of Patent: May 23, 2023Assignee: NATIONAL UNIVERSITY OF DEFENSE TECHNOLOGY, PEOPLE'S LIBERATION ARMY OF CHINAInventors: Ye Tian, Feng Shi, Guangqi Zhou, Ci Song, Guipeng Tie, Gang Zhou
-
Patent number: 11644856Abstract: A method, computer system, and a computer program product for assessing energy consumption is provided. The present invention may include determining a first set of critical energy consumption units (ECUs) involved in a target production process, the pool of the critical ECUs being obtained based on a plurality of reference production processes. The present invention may then include determining a second set of critical ECUs involved in the candidate production process. The present invention may also include determining a first set of non-critical ECUs involved in the target production process, the pool of the non-critical ECUs being obtained based on the plurality of reference production processes. The present invention may then include determining, a second set of non-critical ECUs involved in the candidate production process. The present invention may further include determining the process similarity.Type: GrantFiled: July 31, 2019Date of Patent: May 9, 2023Assignee: International Business Machines CorporationInventors: Feng Jin, Bin Li, Xin Jie Lv, Qi Ming Tian, Lei Ye, Li Zhang, Gang Zhou
-
Publication number: 20230133099Abstract: Disclosed is a base station antenna, which includes a substrate and an antenna sub-array. The antenna sub-array includes a feeding plate, a plurality of radiation units, and two metal baffles. The feeding plate is disposed on the substrate. The plurality of radiation units are disposed on the feeding plate along a first direction and electrically connected to the feeding plate. The two metal baffles are respectively disposed on two sides of the feeding plate along a second direction perpendicular to the first direction, and each metal baffle extends along the first direction. Each metal baffle is provided with an opening slot, and the length of the opening slot along the first direction corresponds to a wavelength of a center frequency of the base station antenna. Therefore, the base station antenna can achieve the technical effects of converging the horizontal beam width and optimizing the cross polarization ratio.Type: ApplicationFiled: October 24, 2022Publication date: May 4, 2023Applicant: Suzhou Luxshare Technology Co., Ltd.Inventors: WenKai XU, ChengYu XU, KangNing LV, ZhenHua LI, WanQiang ZHANG, ZhengGuo ZHOU, Gang ZHOU
-
Patent number: 11631792Abstract: A light emitting device includes a Chip Scale Packaged (CSP) LED, the CSP LED including an LED chip that generates blue excitation light; and a photoluminescence layer that covers a light emitting face of the LED chip, wherein the photoluminescence layer comprises from 75 wt % to 100 wt % of a manganese-activated fluoride photoluminescence material of the total photoluminescence material content of the layer. The device/CSP LED can further include a further photoluminescence layer that covers the first photoluminescence and that includes a photoluminescence material that generates light with a peak emission wavelength from 500 nm to 650 nm.Type: GrantFiled: July 19, 2021Date of Patent: April 18, 2023Assignee: Intematix CorporationInventors: Jun-Gang Zhou, Gang Wang, Yi-Qun Li
-
Publication number: 20230111127Abstract: An oscillator antenna unit and an antenna are disclosed. The oscillator antenna comprises a plurality of oscillator arms and a guiding sheet. The plurality of oscillator arms extend outwards along a middle axle of the oscillator antenna unit and are arranged at an interval from one another. Extension directions of the oscillator arms form a first plane, and the guiding sheet parallel to the first plane is arranged above the oscillator arms and has a predetermined interval therewith. The antenna comprises at least two oscillator antenna units arranged in an array. Therefore, the technical solution of the embodiment of the present disclosure may improve the isolation and achieve a better decoupling effect.Type: ApplicationFiled: September 30, 2022Publication date: April 13, 2023Applicant: Suzhou Luxshare Technology Co., Ltd.Inventors: WENKAI XU, CHENGYU XU, KANGNING LV, ZHENHUA LI, WANQIANG ZHANG, ZHENGGUO ZHOU, GANG ZHOU
-
Publication number: 20230038700Abstract: Disclosed is a feed network, which includes a printed circuit board, two microstrip power dividers and two microstrip combiners, and the two microstrip power dividers and two microstrip combiners arranged on the printed circuit board. A microstrip structure of each microstrip power divider is configured to realize impedance matching. Input ends of the two microstrip power divider are configured as two input ends of the feed network, two input ends of each microstrip combiner are respectively connected to one output end of each microstrip power divider, and output ends of the two microstrip combiners are configured as two output ends of the feed network, so that a multiple-input multiple-output feed network is realized. Therefore, when the feed network is applied to a base station antenna, all the radiation units are arranged in a linear matrix to achieve the effect of miniaturization of the base station antenna.Type: ApplicationFiled: June 22, 2022Publication date: February 9, 2023Applicant: Kunshan Luxshare RF Technology Co., Ltd.Inventors: WanQiang ZHANG, ChengYu XU, KangNing LV, ZhenHua LI, WenKai XU, ZhengGuo ZHOU, Gang ZHOU
-
Patent number: 11567502Abstract: An autonomous robotic exploration method based on a reduced approximated generalized Voronoi graph, the method including: 1) constructing a reduced approximated generalized Voronoi topological map based on a morphological method; 2) obtaining an Next-Best-View and planning a global path from the robot to the Next-Best-View; and 3) navigating to the Next-Best-View along the global path R={r0, r1, r2, . . . , pNBV} based on a visual force field (VFF) algorithm.Type: GrantFiled: August 17, 2020Date of Patent: January 31, 2023Assignee: WUHAN UNIVERSITYInventors: Lin Li, Xinkai Zuo, Haihong Zhu, Shen Ying, Fan Yang, Fei Su, Yifan Liang, Gang Zhou
-
Patent number: 11555193Abstract: A gene ansB knockout mutant of Citrobacter werkmanii and an application thereof are provided. The gene ansB knockout mutant of the C. werkmanii is C. werkmanii with a gene ansB knocked out and a nucleotide sequence of the gene ansB is as shown in SEQ ID NO: 1. In the present invention, the acquired engineering bacteria with the gene ansB of the C. werkmanii knocked out are cultured in LB, TSB, NB and other media at 25° C. and 30° C., so that a biofilm formation capacity of the C. werkmanii on a polypropylene material is improved. Thus, the application scenarios and scopes of the C. werkmanii in heavy metal ion adsorption and construction of cellular protein synthesis micro-factories are broadened.Type: GrantFiled: March 22, 2022Date of Patent: January 17, 2023Assignee: INSTITUTE OF MICROBIOLOGY, GUANGDONG ACADEMY OF SCIENCES (GUANGDONG DETECTION CENTER OF MICRInventors: Xiaobao Xie, Gang Zhou, Qingshan Shi, Yingsi Wang, Hong Peng, Sujuan Li
-
Publication number: 20230010307Abstract: A large-scale proton exchange membrane fuel cell power station process system includes a distributed cell stack module, a modular fuel supply system, a modular oxidant supply system, a modular cooling system, a power transmission and inverter system, and a power station master system. The distributed cell stack module is a power station core power generation device, the modular fuel supply system serves as a fuel supply system for the distributed cell stack module, and the modular oxidant supply system serves as an oxidant supply system for the distributed cell stack module; the modular cooling system performs cooling and heat exchange of the distributed cell stack module, the power transmission and inverter system converts, transmits and allocates a power of the distributed cell stack module, and the power station master system controls and manages each of the systems and the modules. The process system is unattended during peak electricity consumption.Type: ApplicationFiled: December 23, 2019Publication date: January 12, 2023Applicant: ZHEJIANG UNION SKY TECHNOLOGY CO., LTD.Inventors: He ZHOU, Fengman ZHOU, Shujing WAN, Gang ZHOU
-
Publication number: 20220412431Abstract: An ultrasonic motor-based regulated variable-damping vibration isolator, includes a base, a magnetorheological damper, and an adapter plate. The magnetorheological damper is mainly used to support and deplete the energy of vibration; the magnetorheological damper includes an upper cavity, a lower cavity, a connecting ring, a permanent magnet, orifices, a magnetic permeable ring, an ultrasonic motor and the like; a magnetorheological fluid is stored in the upper and lower cavities defined by bellows. The magnetorheological damper uses the ultrasonic motor to drive the permanent magnet to rotate to adjust the overlap ratio of the permanent magnet and the orifices, that is, to adjust the number of the orifices entering the magnetic field of the permanent magnet, so as to change the damping intensity of the damper. After rotating in place, the ultrasonic motor can be powered off and self-locked.Type: ApplicationFiled: February 27, 2020Publication date: December 29, 2022Applicant: BEIJING INSTITUTE OF CONTROL ENGINEERINGInventors: Jiyang ZHANG, Ruizhi LUO, Qiang ZHANG, Tao QING, Gang ZHOU, Jintao WU, Limei TIAN, Yahong FAN, Shuyan WANG, Hong WANG
-
Publication number: 20220406052Abstract: Generally discussed herein are devices, systems, and methods for clustering based on context triggered piecewise hashing (CTPH). A method can include determining a first index of a first CTPH string of the file. The first index can include contiguous bits of the CTPH string. The first index can be smaller than the CTPH string, such as to be a proper subset of the CTPH string. The method can include determining the first index matches a second index of a cluster of files and in response to determining the first index matches the second index of the cluster, associating the file with the cluster. The method can include determining that the file includes malware based on the cluster.Type: ApplicationFiled: August 16, 2022Publication date: December 22, 2022Inventor: Gang ZHOU
-
Publication number: 20220384141Abstract: The present disclosure provides a system and method for controlling a dynamically controllable ultrawide-amplitude and high-response ion source, including: resolving dwell time of ion beam machining during iterative machining; selecting an appropriate velocity V of a movable shaft of a machine tool according to a calculation result of the dwell time; and dynamically calculating process parameters of an ion source according to an initial surface error of an optical component and the velocity V of the movable shaft, and generating a corresponding numerical control (NC) program to machine the optical component. The present disclosure can control the removal function of the ion beam polishing in real time, improve the precision and efficiency of the ion beam polishing, and further reduce the requirement on a movement system of the machine tool and the depth of a damaged layer.Type: ApplicationFiled: September 10, 2021Publication date: December 1, 2022Inventors: Ye TIAN, Feng SHI, Guangqi ZHOU, Ci SONG, Guipeng TIE, Gang ZHOU
-
Publication number: 20220373655Abstract: A light detection and ranging (LiDAR) scanning system is provided. The system comprises a light steering device; a galvanometer mirror controllable to oscillate between two angular positions; and a plurality of transmitter channels configured to direct light to the galvanometer mirror. The plurality of transmitter channels are separated by an angular channel spacing from one another. The system further comprises a control device. Inside an end-of-travel region, the control device controls the galvanometer mirror to move based on a first mirror movement profile. Outside the end-of-travel region, the control device controls the galvanometer mirror to move based on a second mirror movement profile. The second mirror movement profile is different from the first mirror-movement profile. Movement of the galvanometer mirror based on the first mirror movement profile facilitates minimizing instances of scanlines corresponding to the end-of-travel region having a pitch exceeding a first target pitch.Type: ApplicationFiled: May 20, 2022Publication date: November 24, 2022Applicant: Innovusion, Inc.Inventors: Yufeng Li, Yimin Li, Rui Zhang, Barry Loveridge, Haosen Wang, Junwei Bao, Peng Wan, Gang Zhou
-
Patent number: 11491677Abstract: A retraction device includes: a spindle, a support plate and a plurality of spring washers. The spindle is movable along an axis direction thereof and has a first end; a support plate has a fixed position, the first end of the spindle penetrates the support plate; and the plurality of spring washers are fitted over the first end of the spindle and stacked together in an identical direction. The plurality of spring washers are compressed between the spindle and the support plate with a predetermined pre-load. The spindle is configured to be switchable between a first position and a second position, and capable of moving a predetermined distance relative to the support plate in the axis direction of the spindle during switching. When in the first position, the spindle is farthest from the support plate, when in the second position, the spindle is closest to the support plate.Type: GrantFiled: November 27, 2018Date of Patent: November 8, 2022Assignee: Leica Microsystems Ltd., ShanghaiInventors: Zheguang Fan, Xiang Liang, Gang Zhou
-
Patent number: 11476803Abstract: The present disclosure provides an oscillating circuit and an electronic device; the oscillating circuit includes a capacitor charging and discharging circuit unit, a voltage comparison circuit unit and a threshold voltage generation circuit unit; the oscillating circuit uses the capacitor charging and discharging and the hysteresis effect of the capacitor charging and discharging circuit unit to achieve oscillation based on the negative feedback regulation constituted by the voltage comparison circuit unit and the threshold voltage generation circuit unit, which is different from the traditional oscillating circuit based on capacitance and inductance; the oscillating circuit does not adopts inductors, has relatively low power consumption, and outputs oscillation signals with frequencies that vary with currents, and when the oscillating circuit is used to provide clock signals for the sensor, it can be integrated with a sensor signal processing circuit to realize the miniaturization and integration of the senType: GrantFiled: January 7, 2020Date of Patent: October 18, 2022Assignees: NO.24 RESEARCH INSTITUTE OF CHINA ELECTRONICS TECHNOLOGY GROUP CORPORATION, CHONGQING GIGACHIP TECHNOLOGY CO. LTD.Inventors: Rongbin Hu, Ziqiang Yi, Gang Zhou, Dong Tang, Ning Tang, Daiguo Xu, Jianan Wang, Guangbing Chen, Dongbing Fu
-
Patent number: 11449608Abstract: Generally discussed herein are devices, systems, and methods for clustering based on context triggered piecewise hashing (CTPH). A method can include determining a first index of a first CTPH string of the file. The first index can include contiguous bits of the CTPH string. The first index can be smaller than the CTPH string, such as to be a proper subset of the CTPH string. The method can include determining the first index matches a second index of a cluster of files and in response to determining the first index matches the second index of the cluster, associating the file with the cluster. The method can include determining that the file includes malware based on the cluster.Type: GrantFiled: April 21, 2020Date of Patent: September 20, 2022Assignee: Microsoft Technology Licensing, LLCInventor: Gang Zhou
-
Publication number: 20220291343Abstract: Embodiments discussed herein refer to LiDAR systems that accurately observe objects that are relatively close and objects that are relatively far using systems and methods that employ a variable time interval between successive laser pulses and one or more filters.Type: ApplicationFiled: May 27, 2022Publication date: September 15, 2022Applicant: Innovusion, Inc.Inventors: Rui Zhang, Gang Zhou, Yimin Li, Junwei Bao
-
Publication number: 20220283311Abstract: An embodiment of a light detection and ranging (LiDAR) system configured for performing far-distance road surface detection is provided. The LiDAR system comprises one or more processors; memory; and one or more programs stored in the memory. The one or more programs include instructions for obtaining LiDAR detection data samples and determining, based on a sliding time window, a maximum signal intensity associated with the LiDAR detection data samples. The one or more programs include further instructions for determining, based on the maximum signal intensity, whether the LiDAR detection data samples correspond to a far-distance road surface detection. In accordance with a determination that the LiDAR detection data samples correspond to a far-distance road surface detection, the one or more programs include further instructions for providing far-distance road surface detection data for controlling movement of a vehicle.Type: ApplicationFiled: February 2, 2022Publication date: September 8, 2022Applicant: Innovusion Ireland LimitedInventors: Gang Zhou, Peng Wan, Rui Zhang, Keqiang Du
-
Publication number: 20220278995Abstract: A system and method for the detection and system impact mitigation of bots in Internet of Things (IoT) devices, the system including a smart auditor configured to interface with and control a power supply of an IoT device, the smart auditor being configured to measure and transmit power usage information of the IoT device. The system then utilizing a historical database and various IoT devices and associated power usage patterns to identify anomalies in power usage by the IoT device based on historical data, utilize machine learning to recognize normal and non-normal power usage patterns, and generate a command to shut off power to the IoT device upon detection of malicious botnet activity. The system including encryption protocols to maintain privacy during communication of the power usage information as well as maintain integrity and secrecy regarding model information from the historical database.Type: ApplicationFiled: February 11, 2022Publication date: September 1, 2022Inventors: Gang Zhou, Woosub Jung, Chunsheng Xin, Danella Zhao, Yizhou Feng, Sabbir Ahmed Khan
-
Publication number: 20220247354Abstract: The present disclosure provides an oscillating circuit and an electronic device; the oscillating circuit includes a capacitor charging and discharging circuit unit, a voltage comparison circuit unit and a threshold voltage generation circuit unit; the oscillating circuit uses the capacitor charging and discharging and the hysteresis effect of the capacitor charging and discharging circuit unit to achieve oscillation based on the negative feedback regulation constituted by the voltage comparison circuit unit and the threshold voltage generation circuit unit, which is different from the traditional oscillating circuit based on capacitance and inductance; the oscillating circuit does not adopts inductors, has relatively low power consumption, and outputs oscillation signals with frequencies that vary with currents.Type: ApplicationFiled: January 7, 2020Publication date: August 4, 2022Applicants: NO.24 RESEARCH INSTITUTE OF CHINA ELECTRONICS TECHNOLOGY GROUP CORPORATION, CHONGQING GIGACHIP TECHNOLOGY CO. LTD.Inventors: RONGBIN HU, ZIQIANG YI, GANG ZHOU, DONG TANG, NING TANG, DAIGUO XU, JIANAN WANG, GUANGBING CHEN, DONGBING FU