Patents by Inventor Jinshuo ZHU
Jinshuo ZHU 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: 20180290501Abstract: A method for evaluating a vehicle tire is provided. The method obtains, by at least one vehicle onboard motion sensor, vibration data associated with a corner of a vehicle, the vehicle tire being located at the corner; detects an inflation pressure value for the vehicle tire; receives, from a vehicle onboard computer system, tire age data associated with the vehicle tire; calculates remaining tread groove depth for the vehicle tire, based on the vibration data, the inflation pressure data, and the tire age data; and performs a task, based on the remaining tread groove depth for the vehicle tire, wherein the task comprises at least one of: presenting a notification of the remaining tread groove depth to a driver, and setting a code onboard the vehicle, wherein the code is associated with service notifications.Type: ApplicationFiled: April 7, 2017Publication date: October 11, 2018Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: KENNETH L. OBLIZAJEK, JINSHUO ZHU, CHRISTOPHE A. STIRLEN
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Patent number: 9970846Abstract: A system for determining dynamic properties of a chassis component includes a first fixture, a second fixture spaced from the first fixture, and a chassis component arranged between the first and second fixtures. The chassis component has a first end arranged at the first fixture and a second end arranged at the second fixture. A shaker system is arranged at the first end of the chassis component. A first multi-axis force transducer is arranged between the shaker system and the chassis component. The first multi-axis force transducer includes at least a 3 degree of freedom (DOF) sensing capability. A second multi-axis force transducer is arranged between the second end of the chassis component and the second fixture. The second multi-axis force transducer includes at least a 3 degree of freedom (DOF) sensing capability. A controller is coupled to the shaker system, and the first and second multi-axis dynamic force transducers.Type: GrantFiled: August 11, 2016Date of Patent: May 15, 2018Assignee: GM GLOBAL TECHNOLOGIES OPERATIONS LLCInventors: Michael E. McGuire, Jinshuo Zhu, Christopher A. Stirlen
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Publication number: 20180045612Abstract: A system for determining dynamic properties of a chassis component includes a first fixture, a second fixture spaced from the first fixture, and a chassis component arranged between the first and second fixtures. The chassis component has a first end arranged at the first fixture and a second end arranged at the second fixture. A shaker system is arranged at the first end of the chassis component. A first multi-axis force transducer is arranged between the shaker system and the chassis component. The first multi-axis force transducer includes at least a 3 degree of freedom (DOF) sensing capability. A second multi-axis force transducer is arranged between the second end of the chassis component and the second fixture. The second multi-axis force transducer includes at least a 3 degree of freedom (DOF) sensing capability. A controller is coupled to the shaker system, and the first and second multi-axis dynamic force transducers.Type: ApplicationFiled: August 11, 2016Publication date: February 15, 2018Inventors: Michael E. McGuire, Jinshuo Zhu, Christopher A. Stirlen
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Patent number: 9545820Abstract: A wheel assembly includes a wheel including a spoke portion radially supporting a rim portion about a central axis, wherein the rim portion presents a radial outer surface relative to the central axis. A tire is mounted to the wheel and cooperates with the wheel to define a tire cavity between the radial outer surface of the rim portion and the tire. A foamed aluminum portion is supported by the wheel, and includes a plurality of pores arranged to define an open-cell foam. The plurality of pores of the foamed aluminum portion is disposed in fluid communication with the tire cavity to absorb noise from within the tire cavity. The foamed aluminum portion may be integrally cast with the wheel, or otherwise affixed to the wheel.Type: GrantFiled: October 31, 2014Date of Patent: January 17, 2017Assignee: GM Global Technology Operations LLCInventors: Alan V. Parrett, Christopher A. Stirlen, Jinshuo Zhu, Chong Wang
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Patent number: 9354137Abstract: Methods and systems are provided for determining frequencies associated with tire crown bending. The system includes a vibration generating device configured to excite vibrations through a tire. The system further includes a vibration sensing arrangement configured to sense vibrations at a plurality of sensing points on the tire. A computer is in communication with the vibration sensing arrangement and configured to determine a first frequency associated with bending of the crown of the tire based at least partially on phase differences between the sensed vibrations at the plurality of points on the tire.Type: GrantFiled: January 28, 2014Date of Patent: May 31, 2016Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Jinshuo Zhu, Kenneth L. Oblizajek, Christopher A. Stirlen, John D. Sopoci, Zachary M. Shehabi
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Publication number: 20160121648Abstract: A wheel assembly includes a wheel including a spoke portion radially supporting a rim portion about a central axis, wherein the rim portion presents a radial outer surface relative to the central axis. A tire is mounted to the wheel and cooperates with the wheel to define a tire cavity between the radial outer surface of the rim portion and the tire. A foamed aluminum portion is supported by the wheel, and includes a plurality of pores arranged to define an open-cell foam. The plurality of pores of the foamed aluminum portion is disposed in fluid communication with the tire cavity to absorb noise from within the tire cavity. The foamed aluminum portion may be integrally cast with the wheel, or otherwise affixed to the wheel.Type: ApplicationFiled: October 31, 2014Publication date: May 5, 2016Inventors: Alan V. Parrett, Christopher A. Stirlen, Jinshuo Zhu, Chong Wang
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Patent number: 9329103Abstract: A system for characterizing a vehicle tire is provided. The system includes a testing assembly configured to support the vehicle tire. The assembly includes a force-moment transducer configured to gather force information from the vehicle tire in response to a stimulus on the vehicle tire. The system further includes an accelerometer coupled to the vehicle tire and configured to gather vibration information from the vehicle tire in response to the stimulus on the vehicle tire. The system further includes a post-processing system configured to receive the vibration information from the accelerometer and the force information from the force-moment transducer. The post-processing system is further configured to extract resonant frequencies from the vibration information and the force information.Type: GrantFiled: November 15, 2012Date of Patent: May 3, 2016Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Kenneth L. Oblizajek, John D. Sopoci, Jinshuo Zhu
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Patent number: 9302537Abstract: A wheel assembly for a vehicle includes a rim having a noise suppression device. The rim includes an outer radial surface that is concentrically disposed about a central axis. A tire is mounted to the rim to define a tire cavity between the outer radial surface of the rim and an interior surface of the tire. The noise suppression device includes a device wall that defines at least one resonator chamber, and includes a plurality of apertures allowing fluid communication between the tire cavity and the resonator chamber, with each of the plurality of apertures defining an opening area between the range of 0.03 mm2 and 0.8 mm2.Type: GrantFiled: August 16, 2013Date of Patent: April 5, 2016Assignee: GM Global Technology Operations LLCInventors: Jinshuo Zhu, Chong Wang, Christopher A. Stirlen, Alan V. Parrett
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Patent number: 9121790Abstract: A method is provided for evaluating a tire. The method includes impacting the tire with a force; measuring motion information; extracting the resonant frequencies from the measured motion information; and calculating stiffness characteristics of the tire from the resonant frequencies.Type: GrantFiled: January 18, 2012Date of Patent: September 1, 2015Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Kenneth L. Oblizajek, John D. Sopoci, Jinshuo Zhu
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Publication number: 20150211959Abstract: Methods and systems are provided for determining frequencies associated with tire crown bending. The system includes a vibration generating device configured to excite vibrations through a tire. The system further includes a vibration sensing arrangement configured to sense vibrations at a plurality of sensing points on the tire. A computer is in communication with the vibration sensing arrangement and configured to determine a first frequency associated with bending of the crown of the tire based at least partially on phase differences between the sensed vibrations at the plurality of points on the tire.Type: ApplicationFiled: January 28, 2014Publication date: July 30, 2015Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: JINSHUO ZHU, KENNETH L. OBLIZAJEK, CHRISTOPHER A. STIRLEN, JOHN D. SOPOCI, ZACHARY M. SHEHABI
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Patent number: 9090128Abstract: A wheel assembly for a vehicle and a method of manufacturing the wheel assembly for the vehicle are disclosed. The wheel assembly includes a rim and a tire. The tire includes a distal wall, a first side wall and a second side wall, with the first and second side walls extending from the distal wall and each of the side walls attached to the rim such that the distal wall is spaced from the rim to define an interior cavity between the tire and the rim. The wheel assembly also includes a resonator defining a hole such that the resonator presents an inner wall defining a boundary of the hole. The hole cooperates with the interior cavity. The resonator includes an insert mounted to the inner wall. The insert defines an aperture in fluid communication with the interior cavity for attenuating sound produced inside the interior cavity.Type: GrantFiled: August 16, 2013Date of Patent: July 28, 2015Assignee: GM Global Technology Operations LLCInventors: Jinshuo Zhu, Chong Wang, Alan V. Parrett, Christopher A. Stirlen, Zachary L. Cohen
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Publication number: 20150048669Abstract: A wheel assembly for a vehicle includes a rim having a noise suppression device. The rim includes an outer radial surface that is concentrically disposed about a central axis. A tire is mounted to the rim to define a tire cavity between the outer radial surface of the rim and an interior surface of the tire. The noise suppression device includes a device wall that defines at least one resonator chamber, and includes a plurality of apertures allowing fluid communication between the tire cavity and the resonator chamber, with each of the plurality of apertures defining an opening area between the range of 0.03 mm2 and 0.8 mm2.Type: ApplicationFiled: August 16, 2013Publication date: February 19, 2015Inventors: Jinshuo Zhu, Chong Wang, Christopher A. Stirlen, Alan V. Parrett
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Publication number: 20150047920Abstract: A wheel assembly for a vehicle and a method of manufacturing the wheel assembly for the vehicle are disclosed. The wheel assembly includes a rim and a tire. The tire includes a distal wall, a first side wall and a second side wall, with the first and second side walls extending from the distal wall and each of the side walls attached to the rim such that the distal wall is spaced from the rim to define an interior cavity between the tire and the rim. The wheel assembly also includes a resonator defining a hole such that the resonator presents an inner wall defining a boundary of the hole. The hole cooperates with the interior cavity. The resonator includes an insert mounted to the inner wall. The insert defines an aperture in fluid communication with the interior cavity for attenuating sound produced inside the interior cavity.Type: ApplicationFiled: August 16, 2013Publication date: February 19, 2015Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Jinshuo Zhu, Chong Wang, Alan V. Parrett, Christopher A. Stirlen, Zachary L. Cohen
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Publication number: 20120325383Abstract: A tire assembly includes an acoustic foam core disposed within a cavity of the tire for attenuating noise. The foam core defines an expanding radial force that biases the foam core against an inner surface of the tire to secure a position of the foam core relative to the tire. The foam core may include an annular base having a plurality of nodules disposed on an outer periphery of the annular base for engaging the inner surface of the tire and to position the annular base away from the inner surface of the tire. The foam core may further include a plurality of positioning tabs disposed on opposing axial ends of the annular base for engaging side walls of the tire to position the annular base away from the side walls of the tire.Type: ApplicationFiled: June 24, 2011Publication date: December 27, 2012Applicant: GM GLOBAL TECHNOLOFGY OPERATIONS LLCInventors: Joseph K. Moore, Christopher A. Stirlen, Kenneth L. Oblizajek, Jinshuo Zhu, David L. Howland, Garland G. Wong, Jeffrey D. Roman, Mario Turco
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Publication number: 20120197549Abstract: A method is provided for evaluating a tire. The method includes impacting the tire with a force; measuring motion information; extracting the resonant frequencies from the measured motion information; and calculating stiffness characteristics of the tire from the resonant frequencies.Type: ApplicationFiled: January 18, 2012Publication date: August 2, 2012Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Kenneth L. OBLIZAJEK, John D. SOPOCI, Jinshuo ZHU