Patents by Inventor Zhang Xu
Zhang Xu 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: 11590831Abstract: A device and a method for controlling a shading system of vehicle windows. A camera system detects image data of the head of a driver. The image data is evaluated to determine a gaze direction of the driver either as a function of a current pose of the head or body position of the driver ascertained based on the image data or as a function of eye positions of the driver determined based on image data. The shading system is controlled when the determined current gaze direction is looking in an interior rear view mirror, in the direction of the rear window, in the direction of one of the side windows, a reverse gear of the vehicle is set/activated, and the vehicle is in operation/activated. The control involves suspending or switching off a current shading/darkening of the rear window or of the side window in the gaze direction of the driver.Type: GrantFiled: July 15, 2020Date of Patent: February 28, 2023Assignee: MERCEDES-BENZ GROUP AGInventors: Manja Zedler, Tingting Zhang-Xu, Thomas Kälberer, Fabian Stiebert
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Patent number: 11445580Abstract: The present invention provides a microwave-based high-throughput material processing device with a concentric rotary chassis. The device includes a microwave source generator, a microwave reaction chamber, and a temperature acquisition device. The microwave reaction chamber is provided with a rotary table, a thermal insulation barrel and a crucible die. The thermal insulation barrel is disposed on the rotary table, and the crucible die is disposed in the thermal insulation barrel. The crucible die is provided with a plurality of first grooves, and the first grooves are evenly distributed on a first circumference. A plurality of first fixing holes are disposed on a top of the thermal insulation barrel, and the first fixing holes are disposed corresponding to the first grooves. A first acquisition hole is disposed on the top of the microwave reaction chamber, and the first acquisition hole is located right above the first circumference.Type: GrantFiled: April 3, 2020Date of Patent: September 13, 2022Assignee: KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Lei Xu, Jinhui Peng, Shenghui Guo, Libo Zhang, Zhaohui Han, Yi Xia, Shaohua Ju, Shanju Zheng, Shiwei Li, Zemin Wang, Zhang Xu
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Publication number: 20220274471Abstract: A device and a method for controlling a shading system of vehicle windows. A camera system detects image data of the head of a driver. The image data is evaluated to determine a gaze direction of the driver either as a function of a current pose of the head or body position of the driver ascertained based on the image data or as a function of eye positions of the driver determined based on image data. The shading system is controlled when the determined current gaze direction is looking in an interior rear view mirror, in the direction of the rear window, in the direction of one of the side windows, a reverse gear of the vehicle is set/activated, and the vehicle is in operation/activated. The control involves suspending or switching off a current shading/darkening of the rear window or of the side window in the gaze direction of the driver.Type: ApplicationFiled: July 15, 2020Publication date: September 1, 2022Applicant: DAIMLER AGInventors: Manja ZEDLER, Tingting ZHANG-XU, Thomas KÄLBERER, Fabian STIEBERT
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Patent number: 11108797Abstract: A non-transitory computer-readable medium having a program stored thereon that, when executed by one or more processors, directs a computing system to secure a communication network. The program comprises a traffic inspection engine, a domain generation algorithm (DGA) inspection engine, and a message bus communicationally coupling the traffic inspection engine and the DGA inspection engine. The traffic inspection engine is configured to identify if a traffic session containing a domain name system (DNS) request and/or response in a communication network includes a DGA generated domain and send information about the identified DGA generated domain to the DGA inspection engine via the message bus. The DGA inspection engine is configured to verify if the identified DGA generated domain is registered, and send information about the registered DGA domain to the traffic inspection engine via the message bus.Type: GrantFiled: March 11, 2019Date of Patent: August 31, 2021Assignee: Stellar Cyber, Inc.Inventors: Zhang Xu, Changming Liu
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Publication number: 20200323051Abstract: The present invention provides a microwave-based high-throughput material processing device with a concentric rotary chassis. The device includes a microwave source generator, a microwave reaction chamber, and a temperature acquisition device. The microwave reaction chamber is provided with a rotary table, a thermal insulation barrel and a crucible die. The thermal insulation barrel is disposed on the rotary table, and the crucible die is disposed in the thermal insulation barrel. The crucible die is provided with a plurality of first grooves, and the first grooves are evenly distributed on a first circumference. A plurality of first fixing holes are disposed on a top of the thermal insulation barrel, and the first fixing holes are disposed corresponding to the first grooves. A first acquisition hole is disposed on the top of the microwave reaction chamber, and the first acquisition hole is located right above the first circumference.Type: ApplicationFiled: April 3, 2020Publication date: October 8, 2020Applicant: Kunming University of Science and TechnologyInventors: Lei Xu, Jinhui Peng, Shenghui Guo, Libo Zhang, Zhaohui Han, Yi Xia, Shaohua Ju, Shanju Zheng, Shiwei Li, Zemin Wang, Zhang Xu
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Patent number: 10601466Abstract: A sensor for sensing a usage status of an electrical device and its associated method are disclosed. The sensor is disposed at a near-end of a power line of the electrical device. The sensor provided with a magnetic detector, an analog-to-digital converter and a controller. The magnetic detector is close to the power line to detect a magnetic field change around the power line to correspondingly generate an analog signal. The analog-to-digital converter (ADC) is used to receive the analog signal and convert the analog signal to a digital signal. The controller is used to receive the digital signal and generate an indication signal to accordingly learn at least one of statuses of being turned on and turned off the electrical device.Type: GrantFiled: March 24, 2017Date of Patent: March 24, 2020Assignee: PROLIFIC TECHNOLOGY INC.Inventors: Yun-Guo Li, Ke-Qiang Shen, Yen-Zhi Lin, Jia-Zhang Xu
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Publication number: 20190281079Abstract: A non-transitory computer-readable medium having a program stored thereon that, when executed by one or more processors, directs a computing system to secure a communication network. The program comprises a traffic inspection engine, a domain generation algorithm (DGA) inspection engine, and a message bus communicationally coupling the traffic inspection engine and the DGA inspection engine. The traffic inspection engine is configured to identify if a traffic session containing a domain name system (DNS) request and/or response in a communication network includes a DGA generated domain and send information about the identified DGA generated domain to the DGA inspection engine via the message bus. The DGA inspection engine is configured to verify if the identified DGA generated domain is registered, and send information about the registered DGA domain to the traffic inspection engine via the message bus.Type: ApplicationFiled: March 11, 2019Publication date: September 12, 2019Inventors: Zhang Xu, Changming Liu
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Publication number: 20180176153Abstract: This invention provides a new mechanism to load-balance traffic using only a SDN switch with high TCAM space efficiency, avoidance of frequent updates, robustness against accidental or malicious traffic overload, and balancing with respect to any load metric provided said metric is monotonically increasing with traffic rates. Layer for load-balancing logic is folded into the invention by the introduction of L4 matches and return flow-pinning.Type: ApplicationFiled: December 15, 2016Publication date: June 21, 2018Applicant: NoFutzNetworks Inc.Inventors: John Reumann, Zhang Xu, Lazaros Koromilas
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Publication number: 20180167282Abstract: In a software-defined network (SDN) multiple servers and switches (the devices) connect into a (sub-)network under a (logically) centralized controller. As each device boots up it may have physically network connectivity but logically it is not connected to the SDN. In order to establish a logical connection the device must receive a network address assignment. There are legacy protocols for this purpose, e.g., DHCP that could be and have been adapted for use in software-defined networks. This invention specifies a different, enumeration-based method for address assignment in hierarchically-organized SDNs, which exploits the topological properties of the SDN for the purpose of device enumeration. This invention provides both Layer 2 and Layer 3 addresses for each device of the SDN.Type: ApplicationFiled: December 9, 2016Publication date: June 14, 2018Applicant: NoFutzNetworks Inc.Inventors: John Reumann, Zhang Xu, Lazaros Koromilas
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Publication number: 20180147922Abstract: A method for controlling a sunroof of a motor vehicle that is able to be electrically adjusted by a touch-sensitive touchpad is disclosed. The sunroof is adjusted into a closed position by a first swiping movement across the touchpad. The sunroof is adjusted into an open position by a second swiping movement opposite to the first across the touchpad. The sunroof is specifically controlled depending on a position or movement of the sunroof which is caused by tapping the touchpad. The tapping the touchpad is only registered by a movement of the touchpad that is caused by tapping. A sunroof device and a motor vehicle for implementing such a method are also disclosed.Type: ApplicationFiled: February 21, 2015Publication date: May 31, 2018Applicant: Daimier AGInventors: Volker ENTENMANN, Oliver FRITZ, Susanne SCHILD, Tingting ZHANG-XU
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Patent number: 9908438Abstract: An operating device for operating an adjustable seat of a motor vehicle includes a carrier, an operating element having a surface, and at least one holding element coupling the operating element to the carrier at a bearing position on the carrier. The operating device also includes a sensor configured to detect a size of a force acting on the operating element surface during an operating input and to generate a signal corresponding to the size of the detected force. The sensor is integrated into the bearing position on the carrier. The operating device further includes seat adjuster configured to adjust the adjustable seat based on the size of the detected force.Type: GrantFiled: August 27, 2014Date of Patent: March 6, 2018Assignee: DAIMLER AGInventors: Volker Entenmann, Volker Gerhardt, Jörg Reisinger, Tingting Zhang-Xu
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Publication number: 20170278376Abstract: A sensor for sensing a usage status of an electrical device and its associated method are disclosed. The sensor is disposed at a near-end of a power line of the electrical device. The sensor provided with a magnetic detector, an analog-to-digital converter and a controller. The magnetic detector is close to the power line to detect a magnetic field change around the power line to correspondingly generate an analog signal. The analog-to-digital converter (ADC) is used to receive the analog signal and convert the analog signal to a digital signal. The controller is used to receive the digital signal and generate an indication signal to accordingly learn at least one of statuses of being turned on and turned off the electrical device.Type: ApplicationFiled: March 24, 2017Publication date: September 28, 2017Inventors: Yun-Guo LI, Ke-Qiang SHEN, Yen-Zhi LIN, Jia-Zhang XU
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Publication number: 20170244733Abstract: Methods and systems for intrusion detection include determining a causality trace for a flagged event. Determining the causality trace includes identifying a hot process that generates bursts of events with interleaved dependencies, aggregating events related to the hot process according to a process-centric dependency approximation that ignores dependencies between the events related to the hot process, and tracking causality in a reduced event stream that comprises the aggregated events. It is determined whether an intrusion has occurred based on the causality trace. One or more mitigation actions is performed if it is determined that an intrusion has occurred.Type: ApplicationFiled: January 26, 2017Publication date: August 24, 2017Inventors: Zhenyu Wu, Zhichun Li, Jungwhan Rhee, Fengyuan Xu, Guofei Jiang, Kangkook Jee, Xusheng Xiao, Zhang Xu
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Publication number: 20170244620Abstract: Methods and systems for dependency tracking include identifying a hot process that generates bursts of events with interleaved dependencies. Events related to the hot process are aggregated according to a process-centric dependency approximation that ignores dependencies between the events related to the hot process. Causality in a reduced event stream that comprises the aggregated events is tracked.Type: ApplicationFiled: January 26, 2017Publication date: August 24, 2017Inventors: Zhenyu Wu, Zhichun Li, Jungwhan Rhee, Fengyuan Xu, Guofei Jiang, Kangkook Jee, Xusheng Xiao, Zhang Xu
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Patent number: 9440537Abstract: A method to control functions displayed on a display unit of a vehicle uses gestures carried out in three-dimensional space. When a first gesture carried out in three-dimensional space is detected it is determined whether the detected first gesture is allocated to an activation of an operation of a function. If it is determined that the detected first gesture is the gesture allocated to the activation of the operation of the function, then the function is activated. Next a second gesture carried out in three-dimensional space is detected and it is determined whether the detected second gesture is a gesture allocated to the operation of the function. If it is determined that the detected second gesture is the gesture allocated to the operation of the function then the operation of the function is performed.Type: GrantFiled: December 8, 2012Date of Patent: September 13, 2016Assignee: Daimler AGInventors: Volker Entenmann, Stefan Mattes, Joerg Reisinger, Tingting Zhang-Xu
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Publication number: 20160229312Abstract: An operating device to operate an adjustable seat of a motor vehicle having a carrier includes an operating element having a first surface directed towards an outer surface of the carrier, a second surface and at least one third surface adjacent to the first surface and the second surface. The operating device also includes a sensor for detecting a size of a force acting on the at least one third surface during the operating input and to generate a signal corresponding to the size of the detected force. The operating device also includes an evaluation device for generating a control signal by processing the signal corresponding to the size of the detected force, and an adjustment device to adjust the adjustable seat on the basis of the control signal.Type: ApplicationFiled: August 27, 2014Publication date: August 11, 2016Inventors: Volker ENTENMANN, Volker GERHARDT, Jörg REISINGER, Tingting ZHANG-XU
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Publication number: 20140361989Abstract: A method to control functions in a vehicle using gestures carried out in three-dimensional space. When it is determined that a first gesture carried out in three-dimensional space is detected using an image-based detection procedure it is determined whether the first gesture is a gesture allocated to an activation of an operation of a function. If it is that the detected first gesture is the gesture allocated to the activation of the function, then the function is activated. Next, a second a second gesture carried out in three-dimensional space is detected using the image-based detection procedure and it is determined whether the detected second gesture is a gesture allocated to the operation of the function. If it is determined that the second gesture has been detected, an operation of the function is performed.Type: ApplicationFiled: December 8, 2012Publication date: December 11, 2014Applicant: Daimler AGInventors: Volker Entenmann, Tingting Zhang-xu
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Publication number: 20140358368Abstract: A method to control functions displayed on a display unit of a vehicle uses gestures carried out in three-dimensional space. When a first gesture carried out in three-dimensional space is detected it is determined whether the detected first gesture is allocated to an activation of an operation of a function. If it is determined that the detected first gesture is the gesture allocated to the activation of the operation of the function, then the function is activated. Next a second gesture carried out in three-dimensional space is detected and it is determined whether the detected second gesture is a gesture allocated to the operation of the function. If it is determined that the detected second gesture is the gesture allocated to the operation of the function then the operation of the function is performed.Type: ApplicationFiled: December 8, 2012Publication date: December 4, 2014Applicant: Daimler AGInventors: Volker Entenmann, Stefan Mattes, Joerg Reisinger, Tingting Zhang-Xu
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Patent number: 8886414Abstract: The present invention provides a method for detecting motion for the sensor controlled activation of an operating device for at least one motor vehicle equipment item having at least two capacitive sensors with overlapping detection zones, which provide signals to a control device to control the equipment item. The method comprises the determination of at least one direction of the operating motion within the overlapping detection zones as a valid motion direction for actuating the vehicle equipment item.Type: GrantFiled: March 13, 2012Date of Patent: November 11, 2014Assignee: Daimler AGInventors: Volker Entenmann, Tingting Zhang-Xu
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Publication number: 20140005895Abstract: A method for detecting motion for sensor-controlled activation of an operating device involves detecting a direction of the operating motion within the overlapping detection areas as a valid motion direction for actuating the vehicle equipment item. A motion through the detection areas of two sensors is detected and a total duration of the motion through the detection areas is determined. An overlap duration of the motion in an overlapping area of the overlapping detection areas is determined. A quotient from the overlap duration and the total duration is calculated and compared with a predetermined threshold separating a valid area from an invalid area. The motion is recognized as an operating motion having a valid motion direction if the quotient is in the valid area.Type: ApplicationFiled: March 13, 2012Publication date: January 2, 2014Applicant: DAIMLER AGInventors: Volker Entenmann, Tingting Zhang-Xu