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公开(公告)号:US12129610B2
公开(公告)日:2024-10-29
申请号:US17355466
申请日:2021-06-23
Applicant: South China University of Technology
Inventor: Niujing Ma , Ronghui Wang , Long Piao
CPC classification number: E01D19/125 , E01D2/04 , G01L1/00
Abstract: A combined plate-beam unit analysis method considering a residual stress effect of an orthotropic plate, which is used for analyzing an orthotropic steel bridge deck welded by a top plate of a bridge deck and a trapezoidal rib, the top plate of the bridge deck is analyzed by a flat shell unit, while each sub-plate forming a trapezoidal rib is analyzed by a plate-beam unit. The welding residual stress of a top plate and a trapezoidal rib is obtained by a residual stress self-balancing condition, and the initial deformation of a top plate and left and right web plates of a trapezoidal rib is obtained by the stress-strain relationship. The combined plate-beam unit analysis method has the advantages of less freedom and high calculation accuracy, so it is especially suitable for structural analysis of the trapezoidal rib orthotropic plates.
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公开(公告)号:US12038343B2
公开(公告)日:2024-07-16
申请号:US17186368
申请日:2021-02-26
Applicant: KABUSHIKI KAISHA TOSHIBA
Inventor: Rei Sakuragi , Kazunori Imoto , Tsukasa Ike , Yasunobu Yamauchi
Abstract: According to one embodiment, a load estimation apparatus includes processing circuitry. The processing circuitry acquires sensor data from a measurement target, estimates an operation of a body part of the measurement target, based on the sensor data, estimates an operation load of the body part, based on information on the operation, estimates a posture of the body part, based on the sensor data, estimates a posture load of the body part, based on information on the posture, estimates a first cumulative load, based on the operation load, and estimates a second cumulative load, which requires a longer load elimination time than the first cumulative load, based on the operation load and the posture load.
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公开(公告)号:US12025560B2
公开(公告)日:2024-07-02
申请号:US17504547
申请日:2021-10-19
Applicant: NOVA LTD
Inventor: Gilad Barak , Yanir Hainick , Yonatan Oren
CPC classification number: G01N21/65 , G01B11/0666 , G01L1/00 , G01L1/24 , G01N21/01 , G01N21/658 , G01N21/9501 , G03F7/70625 , H01L22/12 , G01B2210/56
Abstract: A method and system are presented for use in measuring characteristic(s) of patterned structures. The method utilizes processing of first and second measured data, wherein the first measured data is indicative of at least one Raman spectrum obtained from a patterned structure under measurements using at least one selected optical measurement scheme each with a predetermined configuration of illuminating and/or collected light conditions corresponding to the characteristic(s) to be measured, and the second measured data comprises at least one spectrum obtained from the patterned structure in Optical Critical Dimension (OCD) measurement session. The processing comprises applying model-based analysis to the at least one Raman spectrum and the at least one OCD spectrum, and determining the characteristic(s) of the patterned structure under measurements.
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公开(公告)号:US11903863B2
公开(公告)日:2024-02-20
申请号:US16766532
申请日:2019-11-13
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor: Zhihong Du , Wenbo Li
CPC classification number: A61F5/05825 , G01L1/00 , G01L5/10 , H02K11/20 , H02K11/33 , H10N30/00 , A61F2005/0188
Abstract: A splint and a method for operating a splint are disclosed. The splint includes a plurality of plates, at least one rope, and at least one fastening drive device. The plurality of plates include a first plate. The rope is in movable connection with the plurality of plates. The fastening drive device is on the first plate, and is connected to the rope and configured to drive the rope under control, so as to allow the rope to be tightened or loosened under drive of the fastening drive device to drive the plurality of plates to move relatively close to each other or relatively away from each other.
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公开(公告)号:US11767691B2
公开(公告)日:2023-09-26
申请号:US17660833
申请日:2022-04-26
Applicant: INTERLINK ELECTRONICS, INC.
Inventor: Chee Wai Lu , Cheng Seong Lee , Hock Cheng Ng , Wai Jye Chan
CPC classification number: E05B81/77 , E05B81/78 , G01D5/24 , G01L1/00 , G01L1/005 , G01L5/16 , G01L5/22 , G07C9/00944
Abstract: A door handle includes a handle body with an external surface, an internal portion, and a mounting feature configured to couple the handle body to a door. The door handle also includes a force sensing element disposed in the internal portion of the handle body. The first force sensing element is configured to measure a force applied to the external surface of the door handle. The door handle further includes a communication element coupled to the force sensing element. The force measured by the force sensing element is used to determine an output function.
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公开(公告)号:US11692885B2
公开(公告)日:2023-07-04
申请号:US17012034
申请日:2020-09-03
Applicant: Zhejiang University
Inventor: Xiaowei Ye , Zhexun Li , Tao Jin
CPC classification number: G01L1/00 , G06N3/045 , G06T7/0002 , G06T7/246 , G06T2207/30184
Abstract: The present invention proposes a method for identifying the spatial-temporal distribution of the vehicle loads on a bridge based on the DenseNet. The method includes five steps: firstly, mounting a plurality of cameras in different positions of a bridge, acquiring images of the bridge from different directions, and outputting video images with time tags; secondly, acquiring multichannel characteristics of vehicles on the bridge by using DenseNet, including color characteristics, shape characteristics and position characteristics; thirdly, analyzing the data and characteristics of the vehicles from different cameras at a same moment to obtain vehicle distribution on the bridge at any time; fourthly, continuously monitoring the vehicle distribution in a time period to obtain a vehicle load situation on any section of the bridge; and finally, integrating the time and space distribution of the vehicles to obtain spatial-temporal distribution of the bridge.
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公开(公告)号:US11669384B2
公开(公告)日:2023-06-06
申请号:US17530879
申请日:2021-11-19
Applicant: Infineon Technologies AG
Inventor: Thomas Zettler , Dirk Hammerschmidt , Friedrich Rasbornig , Michael Strasser , Akos Hegedus , Wolfgang Granig
IPC: G06F11/00 , G06F11/07 , G01R33/09 , G06F11/16 , G01K7/00 , G01L1/00 , G01P3/00 , G01P15/00 , G01R33/00 , G01P21/00
CPC classification number: G06F11/079 , G01K7/00 , G01L1/00 , G01P3/00 , G01P15/00 , G01R33/0023 , G01R33/09 , G06F11/0739 , G06F11/0751 , G06F11/165 , G06F11/1641 , G01P21/00 , G06F2201/81
Abstract: A fault detection system includes a sensor configured to measure a physical quantity and generate a measurement of the physical quantity; a first processor configured to receive the measurement, execute a first firmware based on the measurement, and output a first result of the executed first firmware; a second processor configured to receive the measurement from the sensor, execute a second firmware based on the measurement, and output a second result of the executed second firmware, wherein the first firmware and the second firmware provide a same nominal function in a diverse manner for calculating the first result and the second result, respectively, such that the first result and the second result are expected to be within a predetermined margin; and a fault detection circuit configured to detect a fault when the first result and the second result are not within the predetermined margin.
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公开(公告)号:US20180275074A1
公开(公告)日:2018-09-27
申请号:US15991286
申请日:2018-05-29
Applicant: Saudi Arabian Oil Company
Inventor: Enrico Bovero , Abdullah S. Al-Ghamdi , Abdullah A. Al-Shahrani
CPC classification number: G01N21/8851 , G01B11/165 , G01L1/00 , G01L1/24 , G01M5/0091 , G01N21/4788 , G01N2201/0635 , G02B5/1861 , G02B27/4244 , H05K999/99
Abstract: Systems and methods are disclosed relating to composite photonic materials used to design structures and detecting material deformation for the purpose of monitoring structural health of physical structures. According to one aspect, a composite structure is provided that includes a base material, an optical diffraction grating and one or more fluorophore materials constructed such that localized perturbations create a measurable change in the structure's diffraction pattern. An inspection device is also provided that is configured to detect perturbations in the composite structure. The inspection device is configured to emit an inspecting radiation into the structure and capture the refracted radiation and measure the change in the diffraction pattern and quantify the perturbation based on the wavelength and the angular information for the diffracted radiation.
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公开(公告)号:US09995690B2
公开(公告)日:2018-06-12
申请号:US15805706
申请日:2017-11-07
Applicant: Saudi Arabian Oil Company
Inventor: Enrico Bovero , Abdullah S. Al-Ghamdi , Abdullah A. Al-Shahrani
CPC classification number: G01N21/8851 , G01B11/165 , G01L1/00 , G01N21/4788 , G01N2201/0635 , G02B5/1861 , G02B27/4244
Abstract: Systems and methods are disclosed relating to composite photonic materials used to design structures and detecting material deformation for the purpose of monitoring structural health of physical structures. According to one aspect, a composite structure is provided that includes a base material, an optical diffraction grating and one or more fluorophore materials constructed such that localized perturbations create a measureable change in the structure's diffraction pattern. An inspection device is also provided that is configured to detect perturbations in the composite structure. The inspection device is configured to emit an inspecting radiation into the structure and capture the refracted radiation and measure the change in the diffraction pattern and quantify the perturbation based on the wavelength and the angular information for the diffracted radiation.
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公开(公告)号:US20180054674A1
公开(公告)日:2018-02-22
申请号:US15369553
申请日:2016-12-05
Applicant: HYUNDAI MOTOR COMPANY
Inventor: Sung Gyoo CHOI , Sung Uk CHOI , Se Min MOON , Young Key KIM , Ki Ho JANG
CPC classification number: H04R1/46 , G01L1/00 , G01N3/06 , G01N2203/0062 , G01N2203/0658 , H04R3/00 , H04R2410/00
Abstract: A portable noise measuring device includes: a head part disposed at a front end of a body part and applying a pressure to an external object; a microphone disposed inside the body part and measuring noise; and an output part mounted on an outside surface of the body part and displaying a level of the noise measured by the microphone.
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