Patents by Inventor Xun Yu
Xun Yu 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: 11985096Abstract: This application relates to the wireless communications field, for example, is applicable to a wireless local area network supporting the 802.11be standard, and in particular, to a PPDU uplink bandwidth indication method and a related apparatus. The method includes: An AP generates and sends a trigger frame. The trigger frame carries first indication information, where the first indication information directly indicates or jointly indicates an EHT TB PPDU bandwidth or an uplink PPDU total transmission bandwidth. The trigger frame carries second indication information, where the second indication information indicates distribution of an HE TB PPDU and/or an EHT TB PPDU in the uplink PPDU total transmission bandwidth, or directly indicate whether an EHT station transmits an HE TB PPDU or an EHT TB PPDU.Type: GrantFiled: April 27, 2023Date of Patent: May 14, 2024Assignee: Huawei Technologies Co., Ltd.Inventors: Ming Gan, Yiqing Li, Chenchen Liu, Yunbo Li, Yuchen Guo, Jian Yu, Xun Yang
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Publication number: 20240121306Abstract: This application provides a feedback indication method and apparatus, to more comprehensively indicate a feedback, so as to improve applicability of a sensing technology in a scenario of a plurality of devices and a plurality of interactions. The method and the apparatus may be applied to a communication system. The method includes: A first device generates a first frame, and sends the first frame. The first frame includes first information, and the first information indicates a feedback type of a first feedback and/or a feedback type of a second feedback. The first feedback and the second feedback are feedbacks at different levels.Type: ApplicationFiled: December 15, 2023Publication date: April 11, 2024Inventors: Mengshi HU, Xiao HAN, Rui DU, Jian YU, Chenchen LIU, Yi LV, Xun YANG
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Publication number: 20240080816Abstract: A resource indication method includes generating, by an access point, resource mapping information, where the resource mapping information includes a plurality of mapping segments, each mapping segment is associated with a frame type, each mapping segment includes a plurality of resource indicators, and each resource indicator indicates a resource allocated to a station in a frame corresponding to a frame type associated with a mapping segment to which the resource indicator belongs, and sending, by the access point, the resource mapping information.Type: ApplicationFiled: September 21, 2023Publication date: March 7, 2024Inventors: Jian Yu, Xun Yang
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Patent number: 11924839Abstract: Various embodiments provide a data transmission method and apparatus. In those embodiments, a first device sends first indication information in a first frequency band, where the first indication information is indicative of a resource in a second frequency band, used by the first device and the second device to perform data transmission. In those embodiments, the first device performs, based on the scheduling information, data transmission with the second device, using the resource in the second frequency band. Those embodiments can schedule a device based on a plurality of frequency bands to perform data transmission. In this way, a larger bandwidth is used, a throughput rate is increased, and system performance is improved.Type: GrantFiled: January 10, 2021Date of Patent: March 5, 2024Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Xiao Han, Yuchen Guo, Xun Yang, Jian Yu
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Publication number: 20240066556Abstract: A device for separating and recovering flat-plate catalyst powder and a method for determining a wear ratio are provided. The device includes a powder separation unit and a powder recovery unit, a powder accumulation bin is respectively connected with a shell and a catalyst powder outlet, a cyclone outlet is configured on an inner side of a recovery shell, and a primary filter and a secondary filter are configured on an inner side wall of the recovery shell.Type: ApplicationFiled: June 29, 2023Publication date: February 29, 2024Inventors: Yingjie Bao, Jieyong Hao, Changkai Yu, Xun Wu, Xianchun Zhou, Yanxuan Liang, Rongfu Tang, Feiyun Chen, Bin Luo, Kaiyou Liao, Danping Zhang, Chao Li, Fanhai Kong, Lele Wang, Qiang Bao, Chuan He
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Patent number: 11674929Abstract: A lifting apparatus (100) is disclosed. The lifting apparatus (100) includes a power driving module (1) for providing a driving force, a plurality of lifting modules (21, 22, 23) for raising and lowering a supporting module (4) upon action of the driving force, and a transmission module (3) located under the supporting module (4) for transmitting the driving force to at least one of the plurality of lifting modules (21, 22, 23). An ultrasonic inspection system is also disclosed, which includes at least one ultrasonic probe and the lifting apparatus (100) for raising and lowering a workpiece (200) at least partly immersed in a liquid to a suitable position for inspection of the workpiece (200) by the at least one ultrasonic probe.Type: GrantFiled: August 19, 2015Date of Patent: June 13, 2023Assignee: General Electric CompanyInventors: Xun Yu, Aixen Chen
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Publication number: 20190364226Abstract: The present invention provides a dot projector comprising a movable base, a light source emitter disposed above the movable base, a collimator, located in a front side of the light source emitter, a diffractive optical element (DOE) located in the front side of the light source emitter, and an actuator is connected to the movable base, the tilt angle of the movable base can be changed by providing a signal to the actuator.Type: ApplicationFiled: July 1, 2018Publication date: November 28, 2019Inventor: Xun-Yu Zheng
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Publication number: 20190346687Abstract: The present invention provides an integrated structure of a flood illuminator and a dot projector, the structure includes a light source emitter, a collimator disposed at a front side of the light source emitter, an integrated lens located at the front side of the light source emitter, the integrated lens includes a diffractive optical element (DOE) and a diffuser, and a switching device connected to the integrated lens, to control the DOE or the diffuser of the integrated lens aligned with the position of the light source emitter.Type: ApplicationFiled: June 7, 2018Publication date: November 14, 2019Inventor: Xun-Yu Zheng
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Patent number: 10352830Abstract: The present invention discloses a inspection device for detecting a defect of a metal object, where the inspection device includes a main base, at least one main magnetic module, and a main inspection module. The at least one main magnetic module is installed on the main base, for attaching the main base onto the metal object under an action of a magnetic force. The main inspection module is installed on the main base, to detect at least one type of defect of the metal object. The present invention further discloses a wheel defect inspection method and a wheel defect inspection device. The metal object defect inspection device may implement automatic detection of a defect on a whole circumference of a wheel.Type: GrantFiled: December 12, 2014Date of Patent: July 16, 2019Assignee: GENERAL ELECTRIC COMPANYInventors: Xun Yu, Ran Li
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Patent number: 10281435Abstract: A lifting device, which is configured to lift or drop at least one load bearing mechanism. The lifting device includes a power driving mechanism and multiple lifting mechanisms connecting to the power driving mechanism. The multiple lifting mechanisms march the load bearing mechanism at least from a first height location to a second height location in a rolling manner under a function of a driving force provided by the power driving mechanism. An embodiment of the present invention further discloses an ultrasonic inspection system using the lifting device.Type: GrantFiled: December 12, 2014Date of Patent: May 7, 2019Assignee: GENERAL ELECTRIC COMPANYInventors: Xun Yu, Zheng Huang
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Publication number: 20180246068Abstract: A lifting apparatus (100) is disclosed. The lifting apparatus (100) includes a power driving module (1) for providing a driving force, a plurality of lifting modules (21, 22, 23) for raising and lowering a supporting module (4) upon action of the driving force, and a transmission module (3) located under the supporting module (4) for transmitting the driving force to at least one of the plurality of lifting modules (21, 22, 23). An ultrasonic inspection system is also disclosed, which includes at least one ultrasonic probe and the lifting apparatus (100) for raising and lowering a workpiece (200) at least partly immersed in a liquid to a suitable position for inspection of the 81 workpiece (200) by the at least one ultrasonic probe.Type: ApplicationFiled: August 19, 2015Publication date: August 30, 2018Inventors: Xun YU, Aixen CHEN
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Patent number: 9839324Abstract: A heating preservation system includes a selected unit, a control unit, a detection unit, and a heating unit. The selected unit is configured to select a preset temperature from amongst a plurality of differing preset temperatures, each preset temperature corresponds to a preset voltage. The control unit is configured to send out the preset voltage according to the selected preset temperature. The detection unit is configured to detect a temperature of fluid and convert the temperature to a detected voltage. The comparison unit is configured to receive the preset voltage and the detected voltage and compare the detected voltage with the preset voltage. The heating unit is configured to heat the fluid when the detected voltage is less than the preset voltage, and stop heating the fluid when the detected voltage is more than the preset voltage. A smart cup using the heating preservation system is further disclosed.Type: GrantFiled: June 25, 2015Date of Patent: December 12, 2017Assignees: HONG FU JIN PRECISION INDUSTRY (WuHan) CO., LTD., HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Xun-Yu Xiao, Xi-Huai He, Fang-Ta Tai, Chun-Sheng Chen
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Patent number: 9753523Abstract: A power supply system includes a power supply unit, a voltage converting unit, a comparison unit, and a switching unit. The power supply unit is configured to provide working voltage for a motherboard via a first resistor. The voltage converting unit includes a voltage converting chip. The voltage converting chip is configured to detect a first direct current (DC) voltage on the first resistor, and convert the first DC voltage to a second DC voltage. The comparison unit is configured to receive the second DC voltage, compare the second DC voltage with the working voltage, and output a switch signal. The switching unit is configured to receive the switch signal, and output a control signal to a central processing unit (CPU) on the motherboard according to the switch signal. The CPU is configured to adjust its frequency according to the control signal.Type: GrantFiled: April 10, 2015Date of Patent: September 5, 2017Assignees: HONG FU JIN PRECISION INDUSTRY (WuHan) CO., LTD., HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Xun-Yu Xiao, Fang-Ta Tai, Chun-Sheng Chen
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Publication number: 20170010241Abstract: A lifting device, which is configured to lift or drop at least one load bearing mechanism. The lifting device includes a power driving mechanism and multiple lifting mechanisms connecting to the power driving mechanism. The multiple lifting mechanisms march the load bearing mechanism at least from a first height location to a second height location in a rolling manner under a function of a driving force provided by the power driving mechanism. An embodiment of the present invention further discloses an ultrasonic inspection system using the lifting device.Type: ApplicationFiled: December 12, 2014Publication date: January 12, 2017Inventors: Xun YU, Zheng HUANG
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Publication number: 20170010186Abstract: The present invention discloses a inspection device for detecting a defect of a metal object, where the inspection device includes a main base, at least one main magnetic module, and a main inspection module. The at least one main magnetic module is installed on the main base, for attaching the main base onto the metal object under an action of a magnetic force. The main inspection module is installed on the main base, to detect at least one type of defect of the metal object. The present invention further discloses a wheel defect inspection method and a wheel defect inspection device. The metal object defect inspection device may implement automatic detection of a defect on a whole circumference of a wheel.Type: ApplicationFiled: December 12, 2014Publication date: January 12, 2017Inventors: Xun YU, Ran LI
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Publication number: 20160345777Abstract: A heating preservation system includes a selected unit, a control unit, a detection unit, and a heating unit. The selected unit is configured to select a preset temperature from amongst a plurality of differing preset temperatures, each preset temperature corresponds to a preset voltage. The control unit is configured to send out the preset voltage according to the selected preset temperature. The detection unit is configured to detect a temperature of fluid and convert the temperature to a detected voltage. The comparison unit is configured to receive the preset voltage and the detected voltage and compare the detected voltage with the preset voltage. The heating unit is configured to heat the fluid when the detected voltage is less than the preset voltage, and stop heating the fluid when the detected voltage is more than the preset voltage. A smart cup using the heating preservation system is further disclosed.Type: ApplicationFiled: June 25, 2015Publication date: December 1, 2016Inventors: XUN-YU XIAO, XI-HUAI HE, FANG-TA TAI, CHUN-SHENG CHEN
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Publication number: 20160274641Abstract: A power supply system includes a power supply unit, a voltage converting unit, a comparison unit, and a switching unit. The power supply unit is configured to provide working voltage for a motherboard via a first resistor. The voltage converting unit includes a voltage converting chip. The voltage converting chip is configured to detect a first direct current (DC) voltage on the first resistor, and convert the first DC voltage to a second DC voltage. The comparison unit is configured to receive the second DC voltage, compare the second DC voltage with the working voltage, and output a switch signal. The switching unit is configured to receive the switch signal, and output a control signal to a central processing unit (CPU) on the motherboard according to the switch signal. The CPU is configured to adjust its frequency according to the control signal.Type: ApplicationFiled: April 10, 2015Publication date: September 22, 2016Inventors: XUN-YU XIAO, FANG-TA TAI, CHUN-SHENG CHEN
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Publication number: 20160147315Abstract: A hand-held computer interface includes a body having an exterior surface and defining an interior space, a hand controlled computer input device contained substantially within the body interior space, a heating unit positioned within the interior space, a control unit positioned within the body, the control unit having a control pin and at least one output pin coupled to the heating unit, and a switch unit positioned within the body, the switch unit coupled to the control pin. The switch unit has two or more switch positions and at least one of the two or more switch positions activates the control unit to supply electrical power to the heating unit. When electrical power is supplied to the heating unit, the exterior surface of the body is heated.Type: ApplicationFiled: December 31, 2014Publication date: May 26, 2016Inventors: XI-HUAI HE, XUN-YU XIAO, CHUN-SHENG CHEN
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Patent number: 9213017Abstract: The present application provides a rotary testing apparatus for use with a work piece. The rotary testing apparatus may include a rotor, a probe, and a lifting unit for maneuvering the probe about the work piece. The lifting unit may include a hydraulic lifting mechanism and a counterweight mechanism.Type: GrantFiled: October 24, 2012Date of Patent: December 15, 2015Assignee: GENERAL ELECTRIC COMPANYInventors: Xun Yu, Hua Zhou, Kai Fan
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Publication number: 20140109676Abstract: The present application provides a rotary testing apparatus for use with a work piece. The rotary testing apparatus may include a rotor, a probe, and a lifting unit for maneuvering the probe about the work piece. The lifting unit may include a hydraulic lifting mechanism and a counterweight mechanism.Type: ApplicationFiled: October 24, 2012Publication date: April 24, 2014Applicant: GENERAL ELECTRIC COMPANYInventors: Xun Yu, Hua Zhou, Kai Fan