Patents by Inventor Xuyong Yang
Xuyong Yang 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: 20230416604Abstract: The disclosure provides a quantum dot structure, a manufacturing method thereof, and a quantum dot light-emitting device. The quantum dot structure includes a core structure and a shell layer. The core structure includes a first metal element, at least one second metal element, and a non-metal element that bind through a chemical bond. The first metal element is a group III element, the non-metal element is a group V element, and the second metal element is a metal element different from the first metal element. In an inside-to-outside direction of the core structure, the content of the first metal element is in a descending order, the sum of content of the second metal element is in an ascending order, and the size of an optical band gap of the core structure is in the ascending order.Type: ApplicationFiled: September 9, 2023Publication date: December 28, 2023Inventors: Xuyong YANG, Fan CAO, Haiqiao YE, Yang LIU, Jingwen FENG
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Patent number: 11795393Abstract: The disclosure provides a quantum dot structure, a manufacturing method thereof, and a quantum dot light-emitting device. The quantum dot structure includes a core structure and a shell layer. The core structure includes a first metal element, at least one second metal element, and a non-metal element that bind through a chemical bond. The first metal element is a group III element, the non-metal element is a group V element, and the second metal element is a metal element different from the first metal element. In an inside-to-outside direction of the core structure, the content of the first metal element is in a descending order, the sum of content of the second metal element is in an ascending order, and the size of an optical band gap of the core structure is in the ascending order.Type: GrantFiled: December 30, 2020Date of Patent: October 24, 2023Assignee: BOE Technology Group Co., Ltd.Inventors: Xuyong Yang, Fan Cao, Haiqiao Ye, Yang Liu, Jingwen Feng
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Publication number: 20230174859Abstract: The disclosure provides a quantum dot structure, a manufacturing method thereof, and a quantum dot light-emitting device. The quantum dot structure includes a core structure and a shell layer. The core structure includes a first metal element, at least one second metal element, and a non-metal element that bind through a chemical bond. The first metal element is a group III element, the non-metal element is a group V element, and the second metal element is a metal element different from the first metal element. In an inside-to-outside direction of the core structure, the content of the first metal element is in a descending order, the sum of content of the second metal element is in an ascending order, and the size of an optical band gap of the core structure is in the ascending order.Type: ApplicationFiled: December 30, 2020Publication date: June 8, 2023Inventors: Xuyong YANG, Fan CAO, Haiqiao YE, Yang LIU, Jingwen FENG
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Patent number: 11259763Abstract: The present invention provides a scan gantry for a medical imaging system. The scan gantry comprises a bottom supporting frame and a tilt supporting frame that are connected to each other, wherein the tilt supporting frame is tiltable relative to the bottom supporting frame. The scan gantry further comprises a locking mechanism connected between the bottom supporting frame and the tilt supporting frame. In the process that the tilt supporting frame is being tilted relative to the bottom supporting frame, the locking mechanism is in an unlocked state; and when the tilt supporting frame is stationary relative to the bottom supporting frame, the locking mechanism is in a locked state to prevent the tilt supporting frame from moving relative to the bottom supporting frame.Type: GrantFiled: December 17, 2019Date of Patent: March 1, 2022Assignee: General Electric CompanyInventors: Xiaoyan Zhang, Xuyong Yang, Jun Guo
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Patent number: 10792590Abstract: The present invention provides a vacuuming apparatus for removing bubbles from an oil immersed device containing components immersed in insulating oil. The vacuuming apparatus comprises: a supporting mechanism for supporting the oil immersed device; a swinging mechanism for swinging the supporting mechanism and the oil immersed device supported thereby; and a vacuuming mechanism for vacuuming the oil immersed device.Type: GrantFiled: January 24, 2018Date of Patent: October 6, 2020Assignee: General Electric CompanyInventors: Xuyong Yang, Xiaoyan Zhang
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Publication number: 20200205757Abstract: The present invention provides a scan gantry for a medical imaging system. The scan gantry comprises a bottom supporting frame and a tilt supporting frame that are connected to each other, wherein the tilt supporting frame is tiltable relative to the bottom supporting frame. The scan gantry further comprises a locking mechanism connected between the bottom supporting frame and the tilt supporting frame. In the process that the tilt supporting frame is being tilted relative to the bottom supporting frame, the locking mechanism is in an unlocked state; and when the tilt supporting frame is stationary relative to the bottom supporting frame, the locking mechanism is in a locked state to prevent the tilt supporting frame from moving relative to the bottom supporting frame.Type: ApplicationFiled: December 17, 2019Publication date: July 2, 2020Inventors: Xiaoyan ZHANG, Xuyong YANG, Jun GUO
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Patent number: 10517545Abstract: The present invention provides an X-ray transceiving component for a CT imaging apparatus, comprising one or more bulb devices and a plurality of detector devices. The one or more bulb devices are configured to emit quadrate-tapered or fan-shaped X-ray beams. The plurality of detector devices are configure to receive the quadrate-tapered or fan-shaped X-ray beams emitted by the one or more bulb devices, each of the quadrate-tapered or fan-shaped X-ray beams comprising X-rays passing through a scanning field of view. Note that the plurality of detector devices are configured to receive X-rays passing through different areas within the scanning field of view, the one or more bulb devices are micro-focus bulb devices, and the plurality of detector devices are flat panel detectors or photoelectric coupling detectors.Type: GrantFiled: March 28, 2017Date of Patent: December 31, 2019Assignee: GENERAL ELECTRIC COMPANYInventors: Xiaoyan Zhang, Xuyong Yang, Jun Guo
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Patent number: 10126941Abstract: This document describes tools associated with symbol entry control functions. In some implementations, the tools identify a first finger that is in tactile contact with a touch screen. The first finger can select a subset of symbols from a plurality of symbols that can be entered via the touch screen. The tools can also identify whether one or more other fingers are in concurrent tactile contact with the first finger on the touch screen. The tools can select an individual symbol from the subset based on whether the one or more other fingers are in concurrent tactile contact with the first finger on the touch screen.Type: GrantFiled: January 12, 2015Date of Patent: November 13, 2018Assignee: Microsoft Technology Licensing, LLCInventors: Bin Benjamin Zhu, Maowei Yang, Xuyong Yang, Shipeng Li
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Publication number: 20180207553Abstract: The present invention provides a vacuuming apparatus for removing bubbles from an oil immersed device containing components immersed in insulating oil. The vacuuming apparatus comprises: a supporting mechanism for supporting the oil immersed device; a swinging mechanism for swinging the supporting mechanism and the oil immersed device supported thereby; and a vacuuming mechanism for vacuuming the oil immersed device.Type: ApplicationFiled: January 24, 2018Publication date: July 26, 2018Inventors: Xuyong Yang, Xiaoyan Zhang
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Publication number: 20170287173Abstract: The present invention provides an X-ray transceiving component for a CT imaging apparatus, comprising one or more bulb devices and a plurality of detector devices. The one or more bulb devices are configured to emit quadrate-tapered or fan-shaped X-ray beams. The plurality of detector devices are configure to receive the quadrate-tapered or fan-shaped X-ray beams emitted by the one or more bulb devices, each of the quadrate-tapered or fan-shaped X-ray beams comprising X-rays passing through a scanning field of view. Note that the plurality of detector devices are configured to receive X-rays passing through different areas within the scanning field of view, the one or more bulb devices are micro-focus bulb devices, and the plurality of detector devices are flat panel detectors or photoelectric coupling detectors.Type: ApplicationFiled: March 28, 2017Publication date: October 5, 2017Inventors: Xiaoyan ZHANG, Xuyong YANG, Jun GUO
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Patent number: 9549706Abstract: A cradle drive mechanism, a table and a patient imaging and carrying apparatus are provided. The cradle drive mechanism includes: a first portion, which is arranged on a main base and has a belt drive structure, wherein the belt drive structure is used to connect a cradle and drive the cradle to make a reciprocating motion; a second portion, which is arranged on a secondary base and has a secondary supporting and rotating member, wherein the second portion and the first portion form a gap therebetween, and the secondary supporting and rotating member is used to support the cradle; and two guiding and rotating members, which are arranged on the second portion and/or the first portion for guiding the cradle to move linearly. The present application can simplify the structure by adoption of the belt drive structure. Further, the gap between the second portion and the first portion does not attenuate the X-ray additionally, so the dose of the X-ray emitted can be decreased.Type: GrantFiled: January 23, 2014Date of Patent: January 24, 2017Assignee: General Electric CompanyInventors: Xiaoyan Zhang, Xuyong Yang, Yanguo Yang, Feng Yang, Jia Liu
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Publication number: 20150123928Abstract: This document describes tools associated with symbol entry control functions. In some implementations, the tools identify a first finger that is in tactile contact with a touch screen. The first finger can select a subset of symbols from a plurality of symbols that can be entered via the touch screen. The tools can also identify whether one or more other fingers are in concurrent tactile contact with the first finger on the touch screen. The tools can select an individual symbol from the subset based on whether the one or more other fingers are in concurrent tactile contact with the first finger on the touch screen.Type: ApplicationFiled: January 12, 2015Publication date: May 7, 2015Applicant: MICROSOFT TECHNOLOGY LICENSING, LLCInventors: Bin Benjamin ZHU, Maowei YANG, Xuyong YANG, Shipeng LI
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Patent number: 9014341Abstract: A CT collimator comprising a rotating slot part on a rotation shaft and having a plurality of blades, each blade has a slot of a different width and a radiation beam entering the collimator can only pass via a slot in one of the blades, each edge of each blade slot along a longitudinal direction has a convex curved surface structure, and in a vertical plane along a longitudinal direction, two side edges of the slot are curved, and each blade is arranged to be eccentric to the center of the rotation shaft. A CT system using the CT collimator, the detection area of the radiation rays projected to the radiation detector via the CT collimator can be maintained unchanged by adjusting the rotation angle of the blade, under the circumstance where the focus of the radiation source shifts during a CT scan.Type: GrantFiled: November 4, 2013Date of Patent: April 21, 2015Assignee: GE Medical Systems Global Technology Company LLCInventors: Xiaoyan Zhang, Jun Guo, Xuyong Yang
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Patent number: 8957868Abstract: This document describes tools associated with symbol entry control functions. In some implementations, the tools identify a first finger that is in tactile contact with a touch screen. The first finger can select a subset of symbols from a plurality of symbols that can be entered via the touch screen. The tools can also identify whether one or more other fingers are in concurrent tactile contact with the first finger on the touch screen. The tools can select an individual symbol from the subset based on whether the one or more other fingers are in concurrent tactile contact with the first finger on the touch screen.Type: GrantFiled: June 3, 2011Date of Patent: February 17, 2015Assignee: Microsoft CorporationInventors: Bin Benjamin Zhu, Maowei Yang, Xuyong Yang, Shipeng Li
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Publication number: 20140208509Abstract: A cradle drive mechanism, a table and a patient imaging and carrying apparatus are provided. The cradle drive mechanism includes: a first portion, which is arranged on a main base and has a belt drive structure, wherein the belt drive structure is used to connect a cradle and drive the cradle to make a reciprocating motion; a second portion, which is arranged on a secondary base and has a secondary supporting and rotating member, wherein the second portion and the first portion form a gap therebetween, and the secondary supporting and rotating member is used to support the cradle; and two guiding and rotating members, which are arranged on the second portion and/or the first portion for guiding the cradle to move linearly. The present application can simplify the structure by adoption of the belt drive structure. Further, the gap between the second portion and the first portion does not attenuate the X-ray additionally, so the dose of the X-ray emitted can be decreased.Type: ApplicationFiled: January 23, 2014Publication date: July 31, 2014Applicant: GE Medical Systems Global Technology Company, LLCInventors: Xiaoyan ZHANG, Xuyong YANG, Yanguo YANG, Feng YANG, Jia LIU
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Publication number: 20140146948Abstract: A CT collimator comprising a rotating slot part on a rotation shaft and having a plurality of blades, each blade has a slot of a different width and a radiation beam entering the collimator can only pass via a slot in one of the blades, each edge of each blade slot along a longitudinal direction has a convex curved surface structure, and in a vertical plane along a longitudinal direction, two side edges of the slot are curved, and each blade is arranged to be eccentric to the center of the rotation shaft. A CT system using the CT collimator, the detection area of the radiation rays projected to the radiation detector via the CT collimator can be maintained unchanged by adjusting the rotation angle of the blade, under the circumstance where the focus of the radiation source shifts during a CT scan.Type: ApplicationFiled: November 4, 2013Publication date: May 29, 2014Applicant: GE Medical Systems Global Technology Company, LLCInventors: Xiaoyan ZHANG, Jun GUO, Xuyong YANG
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Publication number: 20140146939Abstract: An X-ray detector, a collimator, a CT apparatus and a method thereof are provided. The X-ray detector comprises a plurality of detector modules which are arranged in an array along a slice direction and a signal channel direction being orthogonal to each other, the array at least comprising a left detection area, a central detection area and a right detection area that are contiguous in the signal channel direction, wherein, in the slice direction, coverage of the left detection area and coverage of the right detection area are complementary and sum of these two coverages is equal to coverage of the central detection area. The collimator comprises a pair of moving shield plates and a fixing shield plate, wherein shape of a window in the fixing shield plate is the same as shape of the array. The CT apparatus comprises the X-ray detector and the collimator.Type: ApplicationFiled: November 13, 2013Publication date: May 29, 2014Applicant: GE Medical Systems Global Technology Company, LLC.Inventors: Xiaoyan Zhang, Xue li Wang, Jun Guo, Xuyong Yang, Qinglei Li
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Patent number: 8662757Abstract: A self adjusting bearing for use on a CT gantry is provided. The self adjusting bearing is configured to be mounted on a main frame of the CT gantry and is configured to support a rotating base of the CT gantry wherein the self adjusting bearing includes a roller, a first component, and a second component, the roller is configured to support the rotating base and is rotatably mounted on the first component, the second component is configured to be mounted on the main frame, and the first component and the second component are configured to rotatably engage each other such that they can rotate relative to each other during the mounting of the self adjusting bearing.Type: GrantFiled: December 8, 2011Date of Patent: March 4, 2014Assignee: GE Medical Systems Global Technology Company, LLCInventors: Xiaoyan Zhang, Hailiang Liu, Zhuo Liu, Xuyong Yang, Xueli Wang
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Publication number: 20120306769Abstract: This document describes tools associated with symbol entry control functions. In some implementations, the tools identify a first finger that is in tactile contact with a touch screen. The first finger can select a subset of symbols from a plurality of symbols that can be entered via the touch screen. The tools can also identify whether one or more other fingers are in concurrent tactile contact with the first finger on the touch screen. The tools can select an individual symbol from the subset based on whether the one or more other fingers are in concurrent tactile contact with the first finger on the touch screen.Type: ApplicationFiled: June 3, 2011Publication date: December 6, 2012Applicant: Microsoft CorporationInventors: Bin Benjamin Zhu, Maowei Yang, Xuyong Yang, Shipeng Li
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Publication number: 20120155607Abstract: A belt table is provided. The belt table includes a cradle, and a movement driver set configured to drive the cradle to move, wherein the cradle and the movement driver set are configured to cause at least one of low attenuation and nearly zero attenuation to X-rays along a scan plane.Type: ApplicationFiled: December 20, 2011Publication date: June 21, 2012Applicant: GE MEDICAL SYSTEMS GLOBAL TECHNOLOGY COMPANY, LLCInventors: Xiaoyan ZHANG, Hailiang LIU, Xuyong YANG, Xueli WANG