Patents by Inventor Yuanqing LI
Yuanqing 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).
-
Publication number: 20240085717Abstract: Disclosed are a super-resolution imaging system (1, 41, 51), a super-resolution imaging method, a biological sample identification system (4, 61) and method, a nucleic acid sequencing imaging system (5) and method, and a nucleic acid identification system (6) and method. The super-resolution imaging system (1, 41, 51) includes an illumination system (A) and an imaging system (B). The illumination system (A) outputs excitation light to irradiate a biological sample to generate excited light, and the imaging system (B) collects and records the excited light to generate an excited light image. The illumination system (A) includes an excitation light source (10, 10a) and a structured light generation and modulation device (11, 11a). The excitation light source (10, 10a) outputs the excitation light, and the structured light generation and modulation device (11, 11a) modulates the excitation light into structured light to irradiate the biological sample to generate the excited light.Type: ApplicationFiled: March 9, 2020Publication date: March 14, 2024Inventors: JIELEI NI, MING NI, FAN ZHOU, ZEYU SU, KE JI, DONG WEI, MENGZHE SHEN, YUANQING LIANG, MEI LI, XUN XU
-
Patent number: 11685672Abstract: An apparatus includes a conduit including an inlet to receive a liquid and an outlet to discharge the liquid. A first porous electrode, a second porous electrode, and a third porous electrode are disposed in the conduit between the inlet and the outlet. A first porous separator is interposed between the first porous electrode and the second porous electrode. A second porous separator is interposed between the second porous electrode and the third porous electrode. A power source configured to provide power to the first porous electrode, the second porous electrode, and the third porous electrode. While the liquid is flowing through the conduit, the power source supplies a first type of voltage to the first porous electrode and the third porous electrode, and supplies a second type of voltage to the second porous electrode, the second type being opposite to the first type.Type: GrantFiled: June 4, 2019Date of Patent: June 27, 2023Assignee: EnnoPure, Inc.Inventors: Yi Cui, Yuanqing Li
-
Patent number: 11608280Abstract: An electrical water filter device includes a plurality of porous electrodes and one or more porous separators. Each of the one or more porous separators is interposed between two adjacent porous electrodes. A respective porous electrode includes a connection portion extending outside an edge of a porous separators next to the respective porous electrode.Type: GrantFiled: October 22, 2019Date of Patent: March 21, 2023Assignee: EnnoPure, Inc.Inventors: Bofei Liu, Yuanqing Li, Sidi Huang, Yi Cui
-
Patent number: 11602300Abstract: Disclosed are a brain-computer interface based robotic arm self-assisting system and method. The system comprises a sensing layer, a decision-making layer and an execution layer. The sensing layer comprises an electroencephalogram acquisition and detection module and a visual identification and positioning module and is used for analyzing and identifying the intent of a user and identifying and locating positions of a corresponding cup and the user's mouth based on the user intent. The execution layer comprises a robotic arm control module that performs trajectory planning and control for a robotic arm based on an execution instruction received from a decision-making module.Type: GrantFiled: October 11, 2017Date of Patent: March 14, 2023Assignee: South China University of TechnologyInventors: Zhijun Zhang, Yongqian Huang, Yuanqing Li
-
Patent number: 11442536Abstract: The present invention discloses an EOG-based method and apparatus for asynchronous character input, said method comprising the following steps: displaying a virtual keyboard having a total of N keys on a display, the virtual keyboard flickering in rounds, wherein in each round, all N keys randomly flicker once; when spelling, a user blinks after the flickering of a target key, so as to acquire electro-oculogram signals of the user in real-time; capturing electro-oculogram data within a time period following the flickering of a key from the acquired electro-oculogram signals, and using said electro-oculogram data as an original feature vector of the flickering key; N original feature vectors being generated in each cycle, an electro-oculogram identification method is called to identify the N original feature vectors, and outputting a certain result from 0 to N, wherein 0 indicates that a condition for character input is not met, and 1 to N correspond to the N keys on the virtual keyboard.Type: GrantFiled: November 9, 2017Date of Patent: September 13, 2022Assignee: SOUTH CHINA UNIVERSITY OF TECHNOLOGYInventors: Yuanqing Li, Shenghong He
-
Patent number: 11401616Abstract: The method for forming a water sterilization electrode includes heating a conductive medium to an elevated temperature in a heating apparatus. The method further includes growing oxide nanostructures on the conductive medium at the elevated temperature by supplying one or more oxidizing gases to the heating apparatus. The method further includes ramping down from the elevated temperature at 2-30° C./min to a room temperature to form the water sterilization electrode having the oxide nanostructures on the conductive medium.Type: GrantFiled: September 26, 2019Date of Patent: August 2, 2022Assignee: EENOTECH, INC.Inventors: Yuanqing Li, Bofei Liu, Sidi Huang
-
Publication number: 20220185709Abstract: Water disinfection devices and methods are disclosed. In general, one aspect disclosed features an apparatus comprising: a power source configured to supply power to at least two planar electrodes enclosed in a water filtering apparatus, wherein the power source is configured to provide a fixed voltage to the at least two planar electrodes.Type: ApplicationFiled: December 10, 2020Publication date: June 16, 2022Inventors: Yuanqing Li, Bofei Liu, Yu Zhu, Sidi Huang
-
Publication number: 20220185710Abstract: Water disinfection device configurations and materials are disclosed. In general, one aspect disclosed features an apparatus comprising: a water filtering module including: a rolled stack of sheets, the sheets comprising: an electrode sheet comprising a plurality of porous planar electrodes, a separator sheet comprising a porous planar separator, wherein the porous planar separator is disposed between at least two of the porous planar electrodes, and a perforated pipe extending longitudinally through a center of the rolled stack of sheets; and a case configured to house the rolled stack of sheets, and to direct water through the rolled stack of sheets.Type: ApplicationFiled: December 10, 2020Publication date: June 16, 2022Inventors: Bofei Liu, Yuanqing Li, Yu Zhu, Sidi Huang
-
Publication number: 20220158750Abstract: Techniques are described for implementing an out-of-band communication channel used to exchange control channel information in sub-carrier-based optical communication systems. In an example implementation, a transmitter includes a laser operable to supply an optical signal, a digital signal processor operable to supply first electrical signals based on first data input to the digital signal processor and second data input to the digital signal processor, digital-to-analog conversion circuitry operable to output second electrical signals based on the first electrical signals, modulator driver circuitry is operable to output third electrical signals based on the second electrical signals, and an optical modulator operable to supply first and second modulated optical signals based on the third electrical signals. The first modulated optical signal includes a plurality of optical subcarriers carrying user data. The plurality of optical subcarriers also being amplitude modulated to carry control information.Type: ApplicationFiled: November 15, 2021Publication date: May 19, 2022Applicant: Infinera CorporationInventors: Christopher Fludger, Syed Muhammad Bilal, Demin Yao, Xiang Chen, Han Henry Sun, Byungyoon Min, Isaac William, Liu Zihao, Yuanqing Li
-
Publication number: 20210278894Abstract: The present invention discloses an EOG-based method and apparatus for asynchronous character input, said method comprising the following steps: displaying a virtual keyboard having a total of N keys on a display, the virtual keyboard flickering in rounds, wherein in each round, all N keys randomly flicker once; when spelling, a user blinks after the flickering of a target key, so as to acquire electro-oculogram signals of the user in real-time; capturing electro-oculogram data within a time period following the flickering of a key from the acquired electro-oculogram signals, and using said electro-oculogram data as an original feature vector of the flickering key; N original feature vectors being generated in each cycle, an electro-oculogram identification method is called to identify the N original feature vectors, and outputting a certain result from 0 to N, wherein 0 indicates that a condition for character input is not met, and 1 to N correspond to the N keys on the virtual keyboard.Type: ApplicationFiled: November 9, 2017Publication date: September 9, 2021Applicant: SOUTH CHINA UNIVERSITY OF TECHNOLOGYInventors: Yuanqing LI, Shenghong HE
-
Publication number: 20210114899Abstract: An electrical water filter device includes a plurality of porous electrodes and one or more porous separators. Each of the one or more porous separators is interposed between two adjacent porous electrodes. A respective porous electrode includes a connection portion extending outside an edge of a porous separators next to the respective porous electrode.Type: ApplicationFiled: October 22, 2019Publication date: April 22, 2021Inventors: Bofei Liu, Yuanqing Li, Sidi Huang, Yi Cui
-
Publication number: 20210095382Abstract: The method for forming a water sterilization electrode includes heating a conductive medium to an elevated temperature in a heating apparatus. The method further includes growing oxide nanostructures on the conductive medium at the elevated temperature by supplying one or more oxidizing gases to the heating apparatus. The method further includes ramping down from the elevated temperature at 2-30° C./min to a room temperature to form the water sterilization electrode having the oxide nanostructures on the conductive medium.Type: ApplicationFiled: September 26, 2019Publication date: April 1, 2021Inventors: Yuanqing Li, Bofei Liu, Sidi Huang
-
Publication number: 20200385293Abstract: An apparatus includes a conduit including an inlet to receive a liquid and an outlet to discharge the liquid. A first porous electrode, a second porous electrode, and a third porous electrode are disposed in the conduit between the inlet and the outlet. A first porous separator is interposed between the first porous electrode and the second porous electrode. A second porous separator is interposed between the second porous electrode and the third porous electrode. A power source configured to provide power to the first porous electrode, the second porous electrode, and the third porous electrode. While the liquid is flowing through the conduit, the power source supplies a first type of voltage to the first porous electrode and the third porous electrode, and supplies a second type of voltage to the second porous electrode, the second type being opposite to the first type.Type: ApplicationFiled: June 4, 2019Publication date: December 10, 2020Inventors: Yi Cui, Yuanqing Li
-
Patent number: 10838496Abstract: A human-machine interaction method based on visual stimulations. The method can be applied to multiple new technical fields of display, which comprise but are not limited to the fields of virtual reality (VR), augmented reality (AR), mixed reality (MR), holographic projection and glasses-free 3D. The system consists of three parts: a human body biological collection apparatus, a software client for human-machine interaction and a display terminal. Input ports of the software client are connected to a human body physiological signal collection device (in a wired or wireless manner); a user wears the collection device, and communication ports of the client are respectively connected to communication ports of a display module by means of a multichannel communication module. Firstly, the system is initialized, and then starts to run based on a control method of visual stimulations (an object flicker or distortion).Type: GrantFiled: June 22, 2018Date of Patent: November 17, 2020Assignee: SOUTH CHINA UNIVERSITY OF TECHNOLOGYInventors: Yuanqing Li, Jing Xiao, Jun Qu
-
Publication number: 20190387995Abstract: Disclosed are a brain-computer interface based robotic arm self-assisting system and method. The system comprises a sensing layer, a decision-making layer and an execution layer. The sensing layer comprises an electroencephalogram acquisition and detection module and a visual identification and positioning module and is used for analyzing and identifying the intent of a user and identifying and locating positions of a corresponding cup and the user's mouth based on the user intent. The execution layer comprises a robotic arm control module that performs trajectory planning and control for a robotic arm based on an execution instruction received from a decision-making module.Type: ApplicationFiled: October 11, 2017Publication date: December 26, 2019Inventors: Zhijun Zhang, Yongqian Huang, Yuanqing Li
-
Publication number: 20190369727Abstract: A human-machine interaction method based on visual stimulations. The method can be applied to multiple new technical fields of display, which comprise but are not limited to the fields of virtual reality (VR), augmented reality (AR), mixed reality (MR), holographic projection and glasses-free 3D. The system consists of three parts: a human body biological collection apparatus, a software client for human-machine interaction and a display terminal. Input ports of the software client are connected to a human body physiological signal collection device (in a wired or wireless manner); a user wears the collection device, and communication ports of the client are respectively connected to communication ports of a display module by means of a multichannel communication module. Firstly, the system is initialized, and then starts to run based on a control method of visual stimulations (an object flicker or distortion).Type: ApplicationFiled: June 22, 2018Publication date: December 5, 2019Applicant: SOUTH CHINA UNIVERSITY OF TECHNOLOGYInventors: Yuanqing LI, Jing XIAO, Jun QU
-
Publication number: 20170095383Abstract: Disclosed is an intelligent wheel chair control method based on a brain computer interface and an automatic driving technology.Type: ApplicationFiled: December 15, 2016Publication date: April 6, 2017Applicant: SOUTH CHINA UNIVERSITY OF TECHNOLOGYInventors: Yuanqing LI, Rui ZHANG