Patents by Inventor Di Yan
Di Yan 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: 11970812Abstract: A driving system having a hollow shaft, a solid shaft arranged in the hollow shaft, a stator, a rotor connected to the hollow shaft, a clutch mechanism selectively engaged to one of the stator and the rotor, and a speed reduction mechanism having a planetary carrier assembly engaged to the clutch mechanism, and a planetary gear train connected between the solid shaft and the rotor, wherein where the clutch mechanism is engaged to the stator in a transmission manner, the planetary carrier assembly is connected with the stator, and the rotor drives the solid shaft and the hollow shaft to operate at a differential speed, and where the clutch mechanism is engaged to the rotor in the transmission manner, the planetary carrier assembly is connected with the rotor, and the rotor drives the solid shaft and the hollow shaft to operate at a same speed by the planetary gear train.Type: GrantFiled: October 26, 2020Date of Patent: April 30, 2024Assignees: GUANGDONG WELLING MOTOR MANUFACTURING CO., LTD., MIDEA WELLING MOTOR TECHNOLOGY (SHANGHAI) CO., LTD.Inventors: Yiming Hu, Tiantian Yan, Ping Li, Di Wu, Jintao Chen
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Patent number: 11970830Abstract: The present disclosure discloses a method for quantifying a bearing capacity of foundation containing shallow-hidden spherical cavities, comprising: in Step 1, constructing a spatial axisymmetric calculation model for stability analysis of the foundation containing shallow-hidden spherical cavities; in Step 2, solving the model to obtain a general solution which reflects the spatial stress distribution of surrounding rock containing shallow-hidden spherical cavities; in Step 3, obtain a mathematical expression by derivation for calculating the bearing capacity of the foundation containing shallow-hidden spherical cavities; and in Step 4: completing the determination of the foundation bearing capacity. Benefits: This method has many advantages such as comprehensive consideration, high accuracy and reliability of calculation results, and may provide the scientific basis for the development of prevention and control against the instability of the foundation containing shallow-hidden cavities.Type: GrantFiled: February 26, 2021Date of Patent: April 30, 2024Assignee: HAINAN UNIVERSITYInventors: Peng Xie, Zurun Yue, Haijia Wen, Ying Teng, Shuqi Yang, Jiaqi Li, Lei Yan, Yuxuan Yang, Shaolong Jie, Bingyang Liu, Jingjing Fu, Jing Xie, Zhichao Du, Di Yin
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Publication number: 20230197876Abstract: The invention relates to a process for fabricating a solar cell. The process comprises depositing a layer of amorphous silicon on a substrate using physical vapour deposition, said substrate being a layer of a dielectric disposed on a silicon wafer. The amorphous silicon is then annealed so as to generate a layer of polycrystalline silicon on the substrate.Type: ApplicationFiled: December 5, 2017Publication date: June 22, 2023Inventors: Di Yan, Andres Cuevas
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Patent number: 11623107Abstract: A method of optimizing delivery of a particle beam at a target is disclosed. The particle beam is delivered from an output device at a plurality of control points. In implementations, the method comprises delivering a substantially continuous particle beam about the plurality of control points, iteratively adjusting a delivery time of the substantially continuous particle beam about the plurality of control points, and processing to undertake at least one of (i) pre-defining energy layers based on one or both of the control points and a control point sampling frequency, or (ii) sorting the energy layers.Type: GrantFiled: May 7, 2021Date of Patent: April 11, 2023Assignee: WILLIAM BEAUMONT HOSPITALInventors: Xuanfeng Ding, Xiaoqiang Li, Di Yan
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Publication number: 20210260406Abstract: A method of optimizing delivery of a particle beam at a target is disclosed. The particle beam is delivered from an output device at a plurality of control points. In implementations, the method comprises delivering a substantially continuous particle beam about the plurality of control points, iteratively adjusting a delivery time of the substantially continuous particle beam about the plurality of control points, and processing to undertake at least one of (i) pre-defining energy layers based on one or both of the control points and a control point sampling frequency, or (ii) sorting the energy layers.Type: ApplicationFiled: May 7, 2021Publication date: August 26, 2021Inventors: Xuanfeng Ding, Xiaoqiang Li, Di Yan
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Patent number: 11027151Abstract: A method of delivering a particle beam at a target is disclosed. In implementations, the particle beam is delivered from an output device at a plurality of control points and the method comprises the step of delivering a substantially continuous particle beam about the plurality of control points.Type: GrantFiled: March 10, 2017Date of Patent: June 8, 2021Assignee: WILLIAM BEAUMONT HOSPITALInventors: Xuanfeng Ding, Xiaoqiang Li, Di Yan
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Publication number: 20190091488Abstract: A method of delivering a particle beam at a target is disclosed. In implementations, the particle beam is delivered from an output device at a plurality of control points and the method comprises the step of delivering a substantially continuous particle beam about the plurality of control points.Type: ApplicationFiled: March 10, 2017Publication date: March 28, 2019Inventors: Xuanfeng Ding, Xiaoqiang Li, Di Yan
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Patent number: 9535016Abstract: A volumetric imaging device for constructing a three dimensional image includes a source, and absorbing detector, and an image constructor. The source includes a photon source, and a scatter detector arranged between the object and the photon source. The photon source emits photons towards the scatter detector. The scatter detector scatters at least some of the photons and detects the scattered photons. The object scatters at least some of the photons that were first scattered by the scatter detector. The absorbing detector is arranged to detect scattered photons from the object. The image constructor constructs the three dimensional image based on the scattered photons.Type: GrantFiled: February 28, 2014Date of Patent: January 3, 2017Inventors: Xiaochao Xu, Di Yan
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Patent number: 9320917Abstract: A system for radiotherapy includes a couch having a top lateral surface upon which a patient being treated by the system is positioned. The couch has continuous arc rotation for delivery of accelerated irradiation to the patient. The couch is movable rotationally and translationally. Delivery of the accelerated irradiation is performed during at least a portion of the movement.Type: GrantFiled: December 13, 2013Date of Patent: April 26, 2016Assignee: WILLIAM BEAUMONT HOSPITALInventors: Di Yan, Alvaro A. Martinez
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Publication number: 20160045768Abstract: A method of treating an object with radiation that includes generating volumetric image data of an area of interest of an object and emitting a therapeutic radiation beam towards the area of interest of the object in accordance with a reference plan. The method further includes evaluating the volumetric image data and at least one parameter of the therapeutic radiation beam to provide a real-time, on-line or off-line evaluation and on-line or off-line modification of the reference plan.Type: ApplicationFiled: July 30, 2015Publication date: February 18, 2016Inventors: Di Yan, Alvaro Martinez
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Patent number: 9192786Abstract: A method of treating an object with radiation that includes generating volumetric image data of an area of interest of an object and emitting a therapeutic radiation beam towards the area of interest of the object in accordance with a reference plan. The method further includes evaluating the volumetric image data and at least one parameter of the therapeutic radiation beam to provide a real-time, on-line or off-line evaluation and on-line or off-line modification of the reference plan.Type: GrantFiled: May 24, 2007Date of Patent: November 24, 2015Assignee: William Beaumont HospitalInventors: Di Yan, Alvaro Martinez
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Patent number: 9014334Abstract: A method of treating an object with radiation that includes generating volumetric image data of an area of interest of an object and emitting a therapeutic radiation beam towards the area of interest of the object in accordance with a reference plan. The method further includes evaluating the volumetric image data and at least one parameter of the therapeutic radiation beam to provide a real-time, on-line or off-line evaluation and on-line or off-line modification of the reference plan.Type: GrantFiled: May 24, 2007Date of Patent: April 21, 2015Assignee: William Beaumont HospitalInventors: Di Yan, Alvaro Martinez
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Patent number: 8983024Abstract: A tetrahedron beam computed tomography system including an x ray source array that sequentially emits a plurality of x ray beams at different positions along a scanning direction and a collimator that intercepts the plurality of x-ray beams so that a plurality of fan-shaped x-ray beams emanate from the collimator towards an object. The system includes a first detector receiving a first set of fan-shaped x ray beams after they pass through the object, the first detector generating a first imaging signal for each of the received first set of fan-shaped x-ray beams and a second detector receiving a second set of fan-shaped x ray beams after they pass through the object, the second detector generating a second imaging signal for each of the received second set of fan-shaped x-ray beams. Each detector and source pair form a tetrahedral volume. In other embodiments, the system may also have more than two detectors arrays and/or more than one source array.Type: GrantFiled: July 29, 2011Date of Patent: March 17, 2015Assignee: William Beaumont HospitalInventors: Tiezhi Zhang, Xiaochao Xu, Joshua Kim, Di Yan, Alvaro Martinez
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Patent number: 8942340Abstract: A tetrahedron beam computed tomography system including an x ray source array that sequentially emits a plurality of x ray beams at different positions along a scanning direction and a collimator that intercepts the plurality of x-ray beams so that a plurality of fan-shaped x-ray beams emanate from the collimator towards an object. The system includes a first detector receiving a first set of fan-shaped x ray beams after they pass through the object, the first detector generating a first imaging signal for each of the received first set of fan-shaped x-ray beams and a second detector receiving a second set of fan-shaped x ray beams after they pass through the object, the second detector generating a second imaging signal for each of the received second set of fan-shaped x-ray beams. Each detector and source pair form a tetrahedral volume. In other embodiments, the system may also have more than two detectors arrays and/or more than one source array.Type: GrantFiled: July 29, 2011Date of Patent: January 27, 2015Assignee: William Beaumont HospitalInventors: Tiezhi Zhang, Xiaochao Xu, Joshua Kim, Di Yan, Alvaro Martinez
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Patent number: 8926852Abstract: The present invention discloses a method for transferring a graphene layer. The graphene layer formed on a metal carrier layer is electrostatically adsorbed on a substrate by electrostatic charges, and then the substrate having the graphene layer formed on the metal carrier layer is immersed in an etching solution to remove the metal carrier layer, thereby completing the transfer of the graphene layer. In addition to being able to provide a simple method for transferring the graphene layer, the present invention further solves a problem of retaining organic residues, thus enhancing electrical properties of the transferred graphene layer.Type: GrantFiled: February 27, 2013Date of Patent: January 6, 2015Assignees: National Taiwan University, National Taiwan Normal UniversityInventors: Chun-wei Chen, Chia-chun Chen, Di-yan Wang, I-sheng Huang
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Publication number: 20140241505Abstract: A volumetric imaging device for constructing a three dimensional image includes a source, and absorbing detector, and an image constructor. The source includes a photon source, and a scatter detector arranged between the object and the photon source. The photon source emits photons towards the scatter detector. The scatter detector scatters at least some of the photons and detects the scattered photons. The object scatters at least some of the photons that were first scattered by the scatter detector. The absorbing detector is arranged to detect scattered photons from the object. The image constructor constructs the three dimensional image based on the scattered photons.Type: ApplicationFiled: February 28, 2014Publication date: August 28, 2014Applicant: William Beaumont HospitalInventors: Xiaochao Xu, Di Yan
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Patent number: 8787518Abstract: A tetrahedron beam computed tomography system including an x ray source array that sequentially emits a plurality of x ray beams at different positions along a scanning direction and a collimator that intercepts the plurality of x-ray beams so that a plurality of fan-shaped x-ray beams emanate from the collimator towards an object. The system includes a first detector receiving a first set of fan-shaped x ray beams after they pass through the object, the first detector generating a first imaging signal for each of the received first set of fan-shaped x-ray beams and a second detector receiving a second set of fan-shaped x ray beams after they pass through the object, the second detector generating a second imaging signal for each of the received second set of fan-shaped x-ray beams. Each detector and source pair form a tetrahedral volume. In other embodiments, the system may also have more than two detectors arrays and/or more than one source array.Type: GrantFiled: July 29, 2011Date of Patent: July 22, 2014Assignee: William Beaumont HospitalInventors: Tiezhi Zhang, Xiaochao Xu, Joshua Kim, Di Yan, Alvaro Martinez
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Publication number: 20140166197Abstract: The present invention discloses a method for transferring a graphene layer. The graphene layer formed on a metal carrier layer is electrostatically adsorbed on a substrate by electrostatic charges, and then the substrate having the graphene layer formed on the metal carrier layer is immersed in an etching solution to remove the metal carrier layer, thereby completing the transfer of the graphene layer. In addition to being able to provide a simple method for transferring the graphene layer, the present invention further solves a problem of retaining organic residues, thus enhancing electrical properties of the transferred graphene layer.Type: ApplicationFiled: February 27, 2013Publication date: June 19, 2014Applicants: NATIONAL TAIWAN NORMAL UNIVERSITY, NATIONAL TAIWAN UNIVERSITYInventors: Chun-wei CHEN, Chia-chun CHEN, Di-yan WANG, I-sheng HUANG
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Publication number: 20140158186Abstract: Disclosed are a counter electrode and a dye-sensitized solar cell. The dye-sensitized solar cell includes a photo electrode, the counter electrode and an electrolytic solution. The counter electrode is disposed correspondingly to the photo electrode. The counter electrode includes a conductive layer and a catalytic layer. The catalytic layer is formed on a surface of the conductive layer facing the photo electrode. The catalytic layer includes FeS2. The electrolytic solution is disposed between the photo electrode and the counter electrode. The present invention is capable of significantly decreasing manufacturing costs of the counter electrode and the dye-sensitized solar cell.Type: ApplicationFiled: March 5, 2013Publication date: June 12, 2014Applicants: National Taiwan Normal University, National Taiwan UniversityInventors: Chun-wei CHEN, Chia-chun CHEN, Di-yan WANG, Ying-chiao WANG
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Publication number: 20140100408Abstract: A system for radiotherapy includes a couch having a top lateral surface upon which a patient being treated by the system is positioned. The couch has continuous arc rotation for delivery of accelerated irradiation to the patient. The couch is movable rotationally and translationally. Delivery of the accelerated irradiation is performed during at least a portion of the movement.Type: ApplicationFiled: December 13, 2013Publication date: April 10, 2014Applicant: William Beaumont HospitalInventors: Di Yan, Alvaro A. Martinez