Patents by Inventor Shubao Liu
Shubao Liu 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: 20240091953Abstract: A method for controlling a robotic system includes determining a location and/or a pose of a power system component based on data received from one or more sensors, and determining a mapping of a location of a robotic system within a model of an external environment of the robotic system based on the data. The model of the external environment provides locations of objects external to the robotic system. A sequence of movements of components of the robotic system is determined to perform maintenance on the power system component based on the locations of the objects external to the robotic system and/or the location or pose of the power system component. One or more control signals are communicated to remotely control movement of the components of the robotic system based on the sequence or movements of the components to perform maintenance on the power system component.Type: ApplicationFiled: November 30, 2023Publication date: March 21, 2024Inventors: Romano Patrick, Shiraj Sen, Arpit Jain, Huan Tan, Yonatan Gefen, Shuai Li, Shubao Liu, Pramod Sharma, Balajee Kannan, Viktor Holovashchenko, Douglas Forman, John Michael Lizzi, Charles Burton Theurer, Omar Al Assad, Ghulam Ali Baloch, Frederick Wilson Wheeler, Tai-Peng Tian
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Patent number: 11865732Abstract: A robotic system includes a controller configured to obtain image data from one or more optical sensors and to determine one or more of a location and/or pose of a vehicle component based on the image data. The controller also is configured to determine a model of an external environment of the robotic system based on the image data and to determine tasks to be performed by components of the robotic system to perform maintenance on the vehicle component. The controller also is configured to assign the tasks to the components of the robotic system and to communicate control signals to the components of the robotic system to autonomously control the robotic system to perform the maintenance on the vehicle component.Type: GrantFiled: April 30, 2021Date of Patent: January 9, 2024Assignee: Transportation IP Holdings, LLCInventors: Romano Patrick, Shiraj Sen, Arpit Jain, Huan Tan, Yonatan Gefen, Shuai Li, Shubao Liu, Pramod Sharma, Balajee Kannan, Viktor Holovashchenko, Douglas Forman, John Michael Lizzi, Charles Burton Theurer, Omar Al Assad, Ghulam Ali Baloch, Frederick Wilson Wheeler, Tai-Peng Tian
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Patent number: 11869142Abstract: The disclosure provides a method, device and a computer-readable medium for performing three-dimensional blood vessel reconstruction. The device includes an interface configured to receive a single-view two-dimensional image of a blood vessel of a patient, where the single-view two-dimensional image is a projection image acquired in a predetermined projection direction. The device further includes a processor configured to estimate three-dimensional information of the blood vessel from the single-view two-dimensional image using an inference model, and reconstruct a three-dimensional model of the blood vessel based on the three-dimensional information.Type: GrantFiled: December 21, 2021Date of Patent: January 9, 2024Assignee: SHENZHEN KEYA MEDICAL TECHNOLOGY CORPORATIONInventors: Junjie Bai, Shubao Liu, Youbing Yin, Feng Gao, Yue Pan, Qi Song
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Patent number: 11786202Abstract: The disclosure relates to a computer-implemented method for analyzing an image sequence of a periodic physiological activity, a system, and a medium. The method includes receiving the image sequence from an imaging device, and the image sequence has a plurality of images. The method further includes identifying at least one feature portion in a selected image, which moves responsive to the periodic physiological activity. The method also includes detecting, by a processor, the corresponding feature portions in other images of the image sequence and determining, by the processor, a phase of a the selected image in the image sequence based on the motion of the feature portion.Type: GrantFiled: April 1, 2021Date of Patent: October 17, 2023Assignee: SHENZHEN KEYA MEDICAL TECHNOLOGY CORPORATIONInventors: Youbing Yin, Shubao Liu, Qi Song, Ying Xuan Zhi
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Publication number: 20230097133Abstract: The disclosure provides a method, device and a computer-readable medium for performing three-dimensional blood vessel reconstruction. The device includes an interface configured to receive a single-view two-dimensional image of a blood vessel of a patient, where the single-view two-dimensional image is a projection image acquired in a predetermined projection direction. The device further includes a processor configured to estimate three-dimensional information of the blood vessel from the single-view two-dimensional image using an inference model, and reconstruct a three-dimensional model of the blood vessel based on the three-dimensional information.Type: ApplicationFiled: December 21, 2021Publication date: March 30, 2023Applicant: Shenzhen Keya Medical Technology CorporationInventors: Junjie Bai, Shubao Liu, Youbing Yin, Feng Gao, Yue Pan, Qi Song
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Publication number: 20230095242Abstract: Embodiments of the disclosure provide methods and systems for multi-modality joint analysis of a plurality of vascular images. The exemplary system may include a communication interface configured to receive the plurality of vascular images acquired using a plurality of imaging modalities. The system may further include at least one processor, configured to extract a plurality of vessel models for a vessel of interest from the plurality of vascular images. The plurality of vessel models are associated with the plurality of imaging modalities, respectively. The at least one processor is also configured to fuse the plurality of vessel models associated with the plurality of imaging modalities to generate a fused model for the vessel of interest. The at least one processor is further configured to provide a diagnostic analysis result based on the fused model of the vessel of interest.Type: ApplicationFiled: April 19, 2022Publication date: March 30, 2023Applicant: SHENZHEN KEYA MEDICAL TECHNOLOGY CORPORATIONInventors: Shubao Liu, Junjie Bai, Youbing Yin, Feng Gao, Yue Pan, Qi Song
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Patent number: 11576639Abstract: Method, system, device and medium for determining a blood flow velocity in a vessel are provided. An example method includes receiving a 3D model of the vessel, which is reconstructed based on X-ray angiography images of the vessel. The method further includes specifying a segment of the 3D model by a start landmark and a termination landmark. Moreover, the method includes determining the blood flow velocity based on length of the segment and perfusion time for the segment by normalizing the blood flow velocity to correspond to a cardiac cycle. The method has a better accuracy in calculating blood flow velocity, and requires no additional modalities other than the original X-ray angiogram sequences used to visualize coronary arteries.Type: GrantFiled: September 19, 2019Date of Patent: February 14, 2023Assignee: BEIJING KEYA MEDICAL TECHNOLOGY CO., LTD.Inventors: Qi Song, Ying Xuan Zhi, Yuwei Li, Youbing Yin, Shubao Liu, Bin Ma
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Patent number: 11369278Abstract: The disclosure provides a method and system for determining a lumen volume of a target blood vessel. The method may include acquiring a temporal sequence of angiography images of the target blood vessel after a contract agent is injected in the target blood vessel. The method may further include identifying a region of interest containing the target blood vessel, by a processor, in each angiography image in the temporal sequence of angiography images. The method may also include integrating, by the processor, pixel values in each region of interest, and determining the lumen volume, by the processor, based on the integrated values of the regions of interest and a predetermined correlation between the integrated values and volumes of the contrast agent.Type: GrantFiled: November 1, 2018Date of Patent: June 28, 2022Assignee: BEIJING KEYA MEDICAL TECHNOLOGY CO., LTD.Inventors: Bin Ma, Shubao Liu, Xiaoxiao Liu, Bin Ouyang, Qi Song
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Publication number: 20220036646Abstract: The disclosure provides a method, device and a computer-readable medium for performing three-dimensional blood vessel reconstruction. The computer-implemented method includes receiving a first two-dimensional image of a blood vessel of a patient, where the first two-dimensional image is a projection image acquired in a first projection direction. The method further includes reconstructing, by a processor, a three-dimensional model of the blood vessel based on at least the first two-dimensional image. The method additional includes adjusting the three-dimensional model of the blood vessel, based on a comparison of a first optical path length determined from a second two-dimensional image of the blood vessel of the patient and a second optical path length determined from the three-dimensional model.Type: ApplicationFiled: October 11, 2021Publication date: February 3, 2022Applicant: SHENZHEN KEYA MEDICAL TECHNOLOGY CORPORATIONInventors: Qi Song, Youbing Yin, Shubao Liu, Xiaoxiao Liu, Junjie Bai, Feng Gao, Yue Pan
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Patent number: 11141122Abstract: The disclosure provides a method and device for performing three-dimensional blood vessel reconstruction using projection images of a patient. The computer-implemented method includes receiving a first two-dimensional image of a blood vessel in a first projection direction and a three-dimensional model of the blood vessel. The method further includes determining, by a processor, a first optical path length at a selected position of the blood vessel based on the first two-dimensional image. The method also includes determining, by the processor, a second optical path length at the selected position of the blood vessel in the three-dimensional model. The method additional includes adjusting the three-dimensional model of the blood vessel, based on a comparison of the first optical path length and the second optical path length.Type: GrantFiled: June 8, 2020Date of Patent: October 12, 2021Assignee: SHENZHEN KEYA MEDICAL TECHNOLOGY CORPORATIONInventors: Qi Song, Youbing Yin, Shubao Liu, Xiaoxiao Liu
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Publication number: 20210252712Abstract: A robotic system includes a controller configured to obtain image data from one or more optical sensors and to determine one or more of a location and/or pose of a vehicle component based on the image data. The controller also is configured to determine a model of an external environment of the robotic system based on the image data and to determine tasks to be performed by components of the robotic system to perform maintenance on the vehicle component. The controller also is configured to assign the tasks to the components of the robotic system and to communicate control signals to the components of the robotic system to autonomously control the robotic system to perform the maintenance on the vehicle component.Type: ApplicationFiled: April 30, 2021Publication date: August 19, 2021Inventors: Romano Patrick, Shiraj Sen, Arpit Jain, Huan Tan, Yonatan Gefen, Shuai Li, Shubao Liu, Pramod Sharma, Balajee Kannan, Viktor Holovashchenko, Douglas Forman, John Michael Lizzi, Charles Burton Theurer, Omar Al Assad, Ghulam Ali Baloch, Frederick Wilson Wheeler, Tai-Peng Tian
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Publication number: 20210219934Abstract: The disclosure relates to a computer-implemented method for analyzing an image sequence of a periodic physiological activity, a system, and a medium. The method includes receiving the image sequence from an imaging device, and the image sequence has a plurality of images. The method further includes identifying at least one feature portion in a selected image, which moves responsive to the periodic physiological activity. The method also includes detecting, by a processor, the corresponding feature portions in other images of the image sequence and determining, by the processor, a phase of a the selected image in the image sequence based on the motion of the feature portion.Type: ApplicationFiled: April 1, 2021Publication date: July 22, 2021Applicant: SHENZHEN KEYA MEDICAL TECHNOLOGY CORPORATIONInventors: Youbing Yin, Shubao Liu, Qi Song, Ying Xuan Zhi
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Patent number: 11020859Abstract: A robotic system includes a controller configured to obtain image data from one or more optical sensors and to determine one or more of a location and/or pose of a vehicle component based on the image data. The controller also is configured to determine a model of an external environment of the robotic system based on the image data and to determine tasks to be performed by components of the robotic system to perform maintenance on the vehicle component. The controller also is configured to assign the tasks to the components of the robotic system and to communicate control signals to the components of the robotic system to autonomously control the robotic system to perform the maintenance on the vehicle component.Type: GrantFiled: January 4, 2019Date of Patent: June 1, 2021Assignee: TRANSPORTATION IP HOLDINGS, LLCInventors: Romano Patrick, Shiraj Sen, Arpit Jain, Huan Tan, Yonatan Gefen, Shuai Li, Shubao Liu, Pramod Sharma, Balajee Kannan, Viktor Holovashchenko, Douglas Forman, John Michael Lizzi, Charles Burton Theurer, Omar Al Assad, Ghulam Ali Baloch, Frederick Wilson Wheeler, Tai-Peng Tian
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Patent number: 10980502Abstract: The present disclosure relates to a method, storage medium, and system for analyzing an image sequence of a periodic physiological activity. In one implementation, the method includes receiving the image sequence acquired by an imaging device, the image sequence having a plurality of frames, and identifying a feature point in a first frame. The method further includes determining motion vectors for the feature point in the frames of the image sequence. Each motion vector for the feature point is determined based on respective locations of corresponding feature points in frames adjacent to the first frame. The method also includes determining a motion magnitude profile based on the determined motion vectors and determining a phase of each frame in the image sequence based on the motion magnitude profile.Type: GrantFiled: November 19, 2019Date of Patent: April 20, 2021Assignee: SHENZHEN KEYA MEDICAL TECHNOLOGY CORPORATIONInventors: Qi Song, Ying Xuan Zhi, Xiaoxiao Liu, Shubao Liu, Youbing Yin, Yuwei Li, Kunlin Cao
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Publication number: 20200297300Abstract: The disclosure provides a method and device for performing three-dimensional blood vessel reconstruction using projection images of a patient. The computer-implemented method includes receiving a first two-dimensional image of a blood vessel in a first projection direction and a three-dimensional model of the blood vessel. The method further includes determining, by a processor, a first optical path length at a selected position of the blood vessel based on the first two-dimensional image. The method also includes determining, by the processor, a second optical path length at the selected position of the blood vessel in the three-dimensional model. The method additional includes adjusting the three-dimensional model of the blood vessel, based on a comparison of the first optical path length and the second optical path length.Type: ApplicationFiled: June 8, 2020Publication date: September 24, 2020Applicant: SHENZHEN KEYA MEDICAL TECHNOLOGY CORPORATIONInventors: Qi Song, Youbing Yin, Shubao Liu, Xiaoxiao Liu
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Patent number: 10709399Abstract: The disclosure provides a method and device for performing three-dimensional blood vessel reconstruction using angiographic images. The method includes an acquisition step that acquires a first two-dimensional image of the blood vessel in the first projection direction and a corresponding reconstructed three-dimensional model of the blood vessel.Type: GrantFiled: August 21, 2018Date of Patent: July 14, 2020Assignee: SHENZHEN KEYA MEDICAL TECHNOLOGY CORPORATIONInventors: Bin Ma, Shubao Liu, Xiaoxiao Liu, Qi Song
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Patent number: 10677948Abstract: A method of identifying bounded hydrocarbon formations of interest in a seismic data set includes obtaining a seismic data set, pre-processing the seismic data set, inputting the plurality of graphical model inputs and one or more rules to a graphical model, wherein the rules define a relationship between a plurality of attributes of a bounded hydrocarbon formation, running a graphical model on the graphical model inputs, post-processing the graphical model outputs, and displaying the ranked clusters in order of rank.Type: GrantFiled: September 14, 2016Date of Patent: June 9, 2020Assignees: GENERAL ELECTRIC COMPANY, EXXONMOBIL UPSTREAM RESEARCH COMPANYInventors: Ali Can, Erhan Bas, Weina Ge, Shubao Liu, Xiaojie Huang, Mary Katherine Johns, Mark Wayne Dobin
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Publication number: 20200085396Abstract: Method, system, device and medium for determining a blood flow velocity in a vessel are provided. An example method includes receiving a 3D model of the vessel, which is reconstructed based on X-ray angiography images of the vessel. The method further includes specifying a segment of the 3D model by a start landmark and a termination landmark. Moreover, the method includes determining the blood flow velocity based on length of the segment and perfusion time for the segment by normalizing the blood flow velocity to correspond to a cardiac cycle. The method has a better accuracy in calculating blood flow velocity, and requires no additional modalities other than the original X-ray angiogram sequences used to visualize coronary arteries.Type: ApplicationFiled: September 19, 2019Publication date: March 19, 2020Applicant: BEIJING CURACLOUD TECHNOLOGY CO., LTD.Inventors: Qi Song, Ying Xuan Zhi, Yuwei Li, Youbing Yin, Shubao Liu, Bin Ma
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Publication number: 20200085395Abstract: The present disclosure relates to a method, storage medium, and system for analyzing an image sequence of a periodic physiological activity. In one implementation, the method includes receiving the image sequence acquired by an imaging device, the image sequence having a plurality of frames, and identifying a feature point in a first frame. The method further includes determining motion vectors for the feature point in the frames of the image sequence. Each motion vector for the feature point is determined based on respective locations of corresponding feature points in frames adjacent to the first frame. The method also includes determining a motion magnitude profile based on the determined motion vectors and determining a phase of each frame in the image sequence based on the motion magnitude profile.Type: ApplicationFiled: November 19, 2019Publication date: March 19, 2020Inventors: Qi SONG, Ying Xuan ZHI, Xiaoxiao LIU, Shubao LIU, Youbing YIN, Yuwei LI, Kunlin CAO
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Patent number: 10580526Abstract: The present disclosure relates to a device, a system, and a computer-readable medium for calculating vessel flow parameters based on angiography. In one implementation, the device includes a processor and a memory storing computer-executable instructions that, when executed by the processor, cause the processor to perform the following operations: selecting a plurality of template frames from the angiographic images to generate a 3D model for a vessel; determining a start frame and an end frame in the plurality of angiographic images showing a contrast filling process; determining corresponding locations of front ends of the contrast in the start frame and the end frame in the 3D model of the vessel; calculating a vessel volume between the determined locations of the front ends in the 3D model; and determining an average blood flow rate based on the calculated volume, and a time interval between the start frame and the end frame.Type: GrantFiled: January 12, 2018Date of Patent: March 3, 2020Assignee: Shenzhen Keya Medical Technology CorporationInventors: Bin Ma, Xiaoxiao Liu, Yujie Zhou, Youbing Yin, Yuwei Li, Shubao Liu, Xiaoyang Xu, Qi Song