Patents by Inventor Xiaoyun Zang
Xiaoyun Zang 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: 20240085757Abstract: An optical phased board includes a plurality of optical waveguide layers and a plurality of isolation layers. Each optical waveguide layer includes a plurality of optical waveguides, and the optical waveguides are arranged side by side. The optical waveguide layers and the isolation layers are arranged in a superimposed manner, and each isolation layer is located between two adjacent optical waveguide layers. The optical phased board includes a two-dimensional optical waveguide array to perform two-dimensional beam scanning.Type: ApplicationFiled: November 13, 2023Publication date: March 14, 2024Inventors: Chaojun Deng, Xiaoyun Wei, Yong Yang, Dajun Zang
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Patent number: 11685284Abstract: An optimization system includes a processor configured to receive one or more criteria for optimizing use of a power storage device in an application device, to receive data comprising at least one of user input(s), data from a cloud, and data regarding the application device, and to determine a charging/discharging profile for charging or discharging the power storage device from the received data based on the one or more criteria. The optimization system further includes an output configured to output the charging/discharging profile. The processor is configured to receive user feedback regarding the charging/discharging profile, machine learning data, big data, and/or a change regarding the optimization system and/or the application device, and to update the charging/discharging profile based on the received at least one of the user feedback regarding the charging/discharging profile, machine learning data, big data and the change regarding the optimization system and/or the application device.Type: GrantFiled: April 13, 2018Date of Patent: June 27, 2023Assignee: Robert Bosch GmbHInventors: Sabrina Kathrin Rechkemmer, Xiaoyun Zang, Oliver T. H. Sawodny, Alexander Boronka
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Patent number: 11619917Abstract: A cooling control system and method for a motor vehicle comprising: a server unit and N client units, wherein N is greater than or equal to 1, the server unit being in data connection with the N client units via a wireless network, the N client units configured to be arranged on N motor vehicles respectively, each client unit configured to perform real-time collection and storage of calculation input data on the corresponding motor vehicle for evaluating a temperature of a unit requiring cooling on the motor vehicle, perform real-time collection and storage of temperature data of the unit requiring cooling, predict, using the collected calculation input data, temperature data at a future time of the unit requiring cooling based on a predictive mathematical model determined by the server unit (200), and enable the selective cooling in advance of the unit requiring cooling based on the predicted temperature data.Type: GrantFiled: March 15, 2019Date of Patent: April 4, 2023Assignee: Robert Bosch GmbHInventors: Xiaoyun Zang, Alexander Boronka
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Publication number: 20220339997Abstract: An integrated electric drive system includes an electric machine having a first housing and an output shaft, a transmission having a second housing and a drive shaft, and a power electronics module with a third housing and an electronic device configured to provide electric power for the electric machine. The transmission receives an input torque of the output shaft and outputs the same via the drive shaft. The power electronics module is configured to be arranged around the drive shaft. The integrated electric drive system can be installed on an electric vehicle. The integrated electric drive system has a more compact structure with a higher degree of integration, and better heat dissipation capability, facilitating spatial optimization and lightweight design of the electric vehicle.Type: ApplicationFiled: September 8, 2020Publication date: October 27, 2022Inventors: Xiaoyun Zang, Qilin Huang, Xudan Liu
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Publication number: 20210261003Abstract: A method for monitoring and identifying sensor faults in an electric drive system of a vehicle includes collecting corresponding data using sensors in the electric drive system, inputting the collected data to an already-established sensor fault mode identification model, and determining whether a fault mode exists and a fault mode type based on the collected data using the sensor fault mode identification model. The method quickly determines the fault mode caused by a sensor fault in the electric drive system, and the fault mode type of the sensor fault.Type: ApplicationFiled: June 29, 2018Publication date: August 26, 2021Inventor: Xiaoyun Zang
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Publication number: 20210094435Abstract: An optimization system includes a processor configured to receive one or more criteria for optimizing use of a power storage device in an application device, to receive data comprising at least one of user input(s), data from a cloud, and data regarding the application device, and to determine a charging/discharging profile for charging or discharging the power storage device from the received data based on the one or more criteria. The optimization system further includes an output configured to output the charging/discharging profile. The processor is configured to receive user feedback regarding the charging/discharging profile, machine learning data, big data, and/or a change regarding the optimization system and/or the application device, and to update the charging/discharging profile based on the received at least one of the user feedback regarding the charging/discharging profile, machine learning data, big data and the change regarding the optimization system and/or the application device.Type: ApplicationFiled: April 13, 2018Publication date: April 1, 2021Inventors: Sabrina Kathrin Rechkemmer, Xiaoyun Zang, Oliver T. H. Sawodny, Alexander Boronka
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Publication number: 20210065481Abstract: A vehicle failure warning system is disclosed that is in communication connection with a plurality of vehicles and is capable of warning the vehicles of an imminent failure. The vehicle failure warning system comprises: a data collection module configured to collect vehicle data from the plurality of vehicles within a time span to form a data cluster; a data screening module configured to screen data from the data cluster based on characteristics of a failure prediction model to be generated; a prediction model generation module configured to construct the failure prediction model for predicting a vehicle failure, from the screened data using a big-data processing algorithm; and a failure prediction module configured to predict, in the situation where the failure prediction model is called and based on real-time vehicle data, whether there is an imminent failure in the vehicle. A corresponding vehicle failure warning method is further disclosed.Type: ApplicationFiled: November 22, 2018Publication date: March 4, 2021Inventor: Xiaoyun Zang
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Patent number: 10644574Abstract: An optical sensor for estimating positions of rotors in a motor comprises an optical source (21) and a plurality of photo detectors (22), the motor further has stators and is used for e-machines, the optical source (21) is mounted on the surface of the rotor where the air gap is big enough to not block magnetic flux between the rotors and the stators, the photo detectors (22) are arranged evenly around the stator tooth slots and configured to detect light emitted by the optical source (21) and output parameters which are used to estimate the positions of rotors. The proposed low cost optical sensor measures the angular position of rotating e-machine when sensorless control algorithm is applied but limited by response time at high speed region. The optical sensor only adds small cost and provides rotor position information with enough accuracy for FOC control at high rotational speed. A method for estimating positions of rotors in a motor and a motor comprising the optical sensor are also provided.Type: GrantFiled: August 16, 2016Date of Patent: May 5, 2020Assignee: Robert Bosch GmbHInventors: Alexander Boronka, Xiaoyun Zang
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Patent number: 10601354Abstract: The present invention relates to a method and apparatus for on-line estimation of an initial position of a surface permanent magnet electric machine in a stationary state or at a first speed. The method (100) for on-line estimation of an initial position of a surface permanent magnet electric machine in a stationary state or at a first speed comprises: injecting a high-frequency pulsating voltage signal; acquiring a d-axis high-frequency current signal responding to the high-frequency pulsating voltage signal; and estimating an initial position of the surface permanent magnet electric machine on the basis of a second harmonic of the d-axis high-frequency current signal.Type: GrantFiled: December 23, 2015Date of Patent: March 24, 2020Assignee: Robert Bosch GmbHInventors: Yongle Mao, Wei Zhang, Xiaoyun Zang
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Patent number: 10464633Abstract: A driving system for an electric vehicle comprises a motor (3) comprising a first output shaft (11) and a gearbox (17) comprising a second output shaft (27) attachable to a wheel (33) of the electric vehicle. The first output shaft (11) is capable of driving the second output shaft (27) to rotate by engagement of gears of the gearbox (17). The first output shaft (11) is hollow, and the second output shaft (27) extends through the first output shaft (11) so that the second output shaft (27) is disposed coaxially with the first output shaft (11). An electric vehicle comprising the driving system is disclosed. The driving system is possible to improve the balancing, the passing ability and the visual appearance of the electric vehicle.Type: GrantFiled: June 19, 2015Date of Patent: November 5, 2019Assignee: Robert Bosch GmbHInventors: Tao Zhu, Weiya Li, Qilin Huang, Xiaoyun Zang
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Publication number: 20190286079Abstract: A cooling control system and method for a motor vehicle comprising: a server unit and N client units, wherein N is greater than or equal to 1, the server unit being in data connection with the N client units via a wireless network, the N client units configured to be arranged on N motor vehicles respectively, each client unit configured to perform real-time collection and storage of calculation input data on the corresponding motor vehicle for evaluating a temperature of a unit requiring cooling on the motor vehicle, perform real-time collection and storage of temperature data of the unit requiring cooling, predict, using the collected calculation input data, temperature data at a future time of the unit requiring cooling based on a predictive mathematical model determined by the server unit (200), and enable the selective cooling in advance of the unit requiring cooling based on the predicted temperature data.Type: ApplicationFiled: March 15, 2019Publication date: September 19, 2019Inventors: Xiaoyun Zang, Alexander Boronka
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Publication number: 20190229589Abstract: An optical sensor for estimating positions of rotors in a motor comprises an optical source (21) and a plurality of photo detectors (22), the motor further has stators and is used for e-machines, the optical source (21) is mounted on the surface of the rotor where the air gap is big enough to not block magnetic flux between the rotors and the stators, the photo detectors (22) are arranged evenly around the stator tooth slots and configured to detect light emitted by the optical source (21) and output parameters which are used to estimate the positions of rotors. The proposed low cost optical sensor measures the angular position of rotating e-machine when sensorless control algorithm is applied but limited by response time at high speed region. The optical sensor only adds small cost and provides rotor position information with enough accuracy for FOC control at high rotational speed. A method for estimating positions of rotors in a motor and a motor comprising the optical sensor are also provided.Type: ApplicationFiled: August 16, 2016Publication date: July 25, 2019Inventors: Alexander Boronka, Xiaoyun Zang
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Publication number: 20190002056Abstract: A driving system for an electric vehicle comprises a motor (3) comprising a first output shaft (11) and a gearbox (17) comprising a second output shaft (27) attachable to a wheel (33) of the electric vehicle. The first output shaft (11) is capable of driving the second output shaft (27) to rotate by engagement of gears of the gearbox (17). The first output shaft (11) is hollow, and the second output shaft (27) extends through the first output shaft (11) so that the second output shaft (27) is disposed coaxially with the first output shaft (11). An electric vehicle comprising the driving system is disclosed. The driving system is possible to improve the balancing, the passing ability and the visual appearance of the electric vehicle.Type: ApplicationFiled: June 19, 2015Publication date: January 3, 2019Inventors: Tao Zhu, Weiya Li, Qilin Huang, Xiaoyun Zang
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Publication number: 20180375453Abstract: The present invention relates to a method and apparatus for on-line estimation of an initial position of a surface permanent magnet electric machine in a stationary state or at a first speed. The method (100) for on-line estimation of an initial position of a surface permanent magnet electric machine in a stationary state or at a first speed comprises: injecting a high-frequency pulsating voltage signal; acquiring a d-axis high-frequency current signal responding to the high-frequency pulsating voltage signal; and estimating an initial position of the surface permanent magnet electric machine on the basis of a second harmonic of the d-axis high-frequency current signal.Type: ApplicationFiled: December 23, 2015Publication date: December 27, 2018Inventors: Yongle MAO, Wei ZHANG, Xiaoyun ZANG
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Patent number: 9127642Abstract: A method for adjusting the power output of a wind turbine (10) based on component operating temperatures is disclosed. The method may generally include receiving a signal associated with an operating temperature of the wind turbine (402), determining a desired power output range of the wind turbine at the operating temperature (404), comparing a power output of the wind turbine to the desired power output range (406) and adjusting the power output when the power output is outside the desired power output range (408).Type: GrantFiled: March 29, 2011Date of Patent: September 8, 2015Assignee: General Electric CompanyInventors: Guangyi Zhu, Dong Wang, Xiaoyun Zang, Wei Zhu
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Publication number: 20140015252Abstract: A method for adjusting the power output of a wind turbine (10) based on component operating temperatures is disclosed. The method may generally include receiving a signal associated with an operating temperature of the wind turbine (402), determining a desired power output range of the wind turbine at the operating temperature (404), comparing a power output of the wind turbine to the desired power output range (406) and adjusting the power output when the power output is outside the desired power output range (408).Type: ApplicationFiled: March 29, 2011Publication date: January 16, 2014Applicant: General Electric CompanyInventors: Guangyi Zhu, Dong Wang, Xiaoyun Zang, Wei Zhu
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Patent number: 7780412Abstract: Methods and apparatus for continuing wind turbine operation when normal wind turbine motor control is unavailable due to overheating of one or more wind turbine control motors. Technical effects of the present invention include providing an effective control strategy continuing operation during over-heating of a wind turbine control motor, such as a pitch control motor and a yaw control motor.Type: GrantFiled: May 28, 2009Date of Patent: August 24, 2010Assignee: General Electric CompanyInventors: Xiaoyun Zang, Dong Wang, Meng Gao
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Publication number: 20100143116Abstract: Methods and apparatus for continuing wind turbine operation when normal wind turbine motor control is unavailable due to overheating of one or more wind turbine control motors. Technical effects of the present invention include providing an effective control strategy continuing operation during over-heating of a wind turbine control motor, such as a pitch control motor and a yaw control motor.Type: ApplicationFiled: May 28, 2009Publication date: June 10, 2010Inventors: Xiaoyun Zang, Dong Wang, Meng Gao