Patents by Inventor Dong Zhu
Dong 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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Patent number: 12181955Abstract: A computer-implemented method for enabling debugging can include receiving, at a peripheral device connected through an expansion socket to a base CPU platform, a scan dump instruction from a network computing device connected to the base CPU platform across a network connection and executing, by a System-on-Chip at the peripheral device in response to the scan dump instruction, a debugging procedure. The debugging procedure can include capturing a snapshot of memory of the peripheral device and transmitting the snapshot to the network computing device through memory addresses that have been assigned to memory-mapped input/output. Various other methods, systems, and computer-readable media are also disclosed.Type: GrantFiled: December 23, 2022Date of Patent: December 31, 2024Assignees: Advanced Micro Devices, Inc., ATI Technologies ULCInventors: Lu Lu, Dong Zhu, Gia Phan, James A. Ott, Nehal Patel, Zang SongGan
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Patent number: 12109880Abstract: A gearbox apparatus includes a number of gears selectable by a user to drive a drive shaft, the number being greater than the number of gears physically connected to the drive shaft of the gearbox. The apparatus can be controlled remotely by a wireless signal emitting or receiving device, which includes a smart phone, desktop computer, a signal tower, and the like.Type: GrantFiled: November 12, 2020Date of Patent: October 8, 2024Inventors: Xiao Dong Zhu, Yixin Liu
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Publication number: 20240270334Abstract: An electro-hydraulic combination driven explosion-proof legged robot which includes a positive-pressure chamber body and a leg-foot assembly. The leg-foot assembly includes a hydraulic cylinder. A servo pump is arranged inside the chamber body. The hydraulic cylinder is located outside the chamber body. The chamber body has a chamber wall formed with oil inlet and outlet holes configured to intercommunicate the servo pump with the hydraulic cylinder. The leg-foot assembly includes a mounting bracket, a leg-foot forward-and-backward swing mechanism, a hip joint mechanism and a leg-foot mechanism. The leg-foot forward-and-backward swing mechanism and the hip joint mechanism are connected outside the chamber body through the mounting bracket. The hip joint mechanism is connected to the leg-foot mechanism and is able to drive the leg-foot mechanism to swing laterally inward and outward. The leg-foot forward-and-backward swing mechanism is connected to the hip joint mechanism in a coaxial transmission manner.Type: ApplicationFiled: December 12, 2023Publication date: August 15, 2024Inventors: Dong Zhu, Xiaodong Hu, Guomei Tang, Li Wang, Dawen Chen, Zhen Wang, Chao Chen
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Patent number: 11927216Abstract: A three-section synchronous slide rail, which has simple structure, longer service life, is easy to install and replace is provided, which includes: two sets of slide rail assemblies which comprise a fixed rail, a middle rail and a sliding rail, synchronization components comprising a flexible deflector unit and a roller, the flexible deflector unit is connected with the fixed rail and the sliding rail, the middle rail is connected with a rope base, a first end of the flexible deflector unit is wound around a first end of the rope base and fixed to the rope base, and a second end of the flexible deflector unit bypasses the roller and is reversely wound on a second end of the rope base and the second end of the flexible deflector unit is fixed to the rope base, a connecting rod is connected between the rope bases.Type: GrantFiled: August 19, 2019Date of Patent: March 12, 2024Assignee: WUXI HAIDAER PRECISION SLIDES CO., LTDInventors: Lian Zou, Xinglong Xu, Feng Qian, Kai Dai, Dong Zhu, Qiang Ji
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Patent number: 11878360Abstract: The present disclosure provides an electrochemical machining device and a method for a blisk using an electrode array, which relate to the technical field of electrochemical machining. The electrochemical machining device comprises an outer ring-shaped rotating ring, an inner ring-shaped base and a plurality of cathode rods. An inner diameter of the outer ring-shaped rotating ring is larger than an outer diameter of the inner ring-shaped base, and an inner diameter of the inner ring-shaped base is larger than an outer diameter of the blisk. The outer ring-shaped rotating ring and the inner ring-shaped base are coaxially arranged. Middle parts of the cathode rods are connected with the inner ring-shaped base, outer ends of the cathode rods are rotatably connected with the outer ring-shaped rotating ring, and inner ends of the cathode rods are provided with trepanning cathode pieces or radial feeding electrodes.Type: GrantFiled: July 5, 2023Date of Patent: January 23, 2024Assignee: NANJING UNIVERSITY OF AERONAUTICS AND ASTRONAUTICSInventors: Di Zhu, Shuanglu Duan, Jia Liu, Dong Zhu
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Publication number: 20230356313Abstract: The present disclosure provides an electrochemical machining device and a method for a blisk using an electrode array, which relate to the technical field of electrochemical machining. The electrochemical machining device comprises an outer ring-shaped rotating ring, an inner ring-shaped base and a plurality of cathode rods. An inner diameter of the outer ring-shaped rotating ring is larger than an outer diameter of the inner ring-shaped base, and an inner diameter of the inner ring-shaped base is larger than an outer diameter of the blisk. The outer ring-shaped rotating ring and the inner ring-shaped base are coaxially arranged. Middle parts of the cathode rods are connected with the inner ring-shaped base, outer ends of the cathode rods are rotatably connected with the outer ring-shaped rotating ring, and inner ends of the cathode rods are provided with trepanning cathode pieces or radial feeding electrodes.Type: ApplicationFiled: July 5, 2023Publication date: November 9, 2023Applicant: NANJING UNIVERSITY OF AERONAUTICS AND ASTRONAUTICSInventors: Di ZHU, Shuanglu DUAN, Jia LIU, Dong ZHU
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Patent number: 11579169Abstract: The present disclosure provides a scanning probe, a method and an apparatus for manufacturing the scanning probe. The scanning probe includes a base and a micro-tip disposed on an end of the base, wherein at least a section of the micro-tip comprises a lateral surface with a concavely curved generatrix. In the method, an end of a probe precursor is immersed in a corrosive solution by having a length direction of the probe precursor inclined with a liquid surface of the corrosive solution. The probe precursor is corroded by the corrosive solution while a corrosion current of the corroding is monitored. The probe precursor is moved away from the corrosive solution after a magnitude of the corrosion current has a plunge. The apparatus includes a container containing the corrosive solution, and a driving device configured to move the probe precursor in the container through a fastener.Type: GrantFiled: September 18, 2021Date of Patent: February 14, 2023Assignee: NATIONAL INSTITUTE OF METROLOGY, CHINAInventors: Zhen-Dong Zhu, Si-Tian Gao, Wei Li
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Publication number: 20220402357Abstract: There is provided a gearbox apparatus in which the number of gears selectable by a user to drive a drive shaft is greater than the number of gears physically connected to the drive shaft of the gearbox.Type: ApplicationFiled: November 12, 2020Publication date: December 22, 2022Inventors: Xiao Dong ZHU, Yixin LIU
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Patent number: 11515438Abstract: A solar cell including: a silicon substrate; a back electrode; a doped silicon layer; an upper electrode, wherein the upper electrode includes a plurality of three-dimensional nanostructures extending along a same direction; an electrode lead, wherein a direction of the electrode lead intersects with the direction of the plurality of three-dimensional nanostructures; wherein the three-dimensional nanostructures includes a first rectangular structure, a second rectangular structure, and a triangular prism structure; the first rectangular structure, the second rectangular structure, and the triangular prism structure are stacked, a first width of a bottom surface of the triangular prism structure is equal to a second width of a top surface of the second rectangular structure, and is greater than a third width of a top surface of the first rectangular structure, materials of the first rectangular structure and the triangular prism structure are metal.Type: GrantFiled: May 29, 2018Date of Patent: November 29, 2022Assignees: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Zhen-Dong Zhu, Qun-Qing Li, Shou-Shan Fan
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Publication number: 20220128596Abstract: The present disclosure provides a tip-enhanced Raman spectroscope system. The system includes a laser emitting unit, a laser excitation unit, a first dichroic beam splitter, a first Raman spectrometer, and a confocal detecting unit. The laser excitation unit includes a sample stage and a first scanning probe. The sample stage is configured to have a sample disposed thereon such that a first incident laser beam emitted from the laser emitting unit is transmitted to the sample to excite first scattered light. The first dichroic beam splitter is configured to split a first Raman scattered light from the first Rayleigh scattered light. The first Raman spectrometer is disposed on a first Raman optical path of the first Raman scattered light. The confocal detecting unit is disposed on a first Rayleigh optical path of the first Rayleigh scattered light to image the sample.Type: ApplicationFiled: January 11, 2022Publication date: April 28, 2022Inventors: ZHEN-DONG ZHU, SI-TIAN GAO, WEI LI
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Patent number: 11268978Abstract: The present disclosure provides a tip-enhanced Raman spectroscope system. The system includes a laser emitting unit, a laser excitation unit, a first dichroic beam splitter, a first Raman spectrometer, and a confocal detecting unit. The laser excitation unit includes a sample stage and a first scanning probe. The sample stage is configured to have a sample disposed thereon such that a first incident laser beam emitted from the laser emitting unit is transmitted to the sample to excite first scattered light. The first dichroic beam splitter is configured to split a first Raman scattered light from the first Rayleigh scattered light. The first Raman spectrometer is disposed on a first Raman optical path of the first Raman scattered light. The confocal detecting unit is disposed on a first Rayleigh optical path of the first Rayleigh scattered light to image the sample.Type: GrantFiled: September 26, 2019Date of Patent: March 8, 2022Assignee: NATIONAL INSTITUTE OF METROLOGY, CHINAInventors: Zhen-Dong Zhu, Si-Tian Gao, Wei Li, Shi Li, Jing-Tao Xu
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Publication number: 20220003799Abstract: The present disclosure provides a scanning probe, a method and an apparatus for manufacturing the scanning probe. The scanning probe includes a base and a micro-tip disposed on an end of the base, wherein at least a section of the micro-tip comprises a lateral surface with a concavely curved generatrix. In the method, an end of a probe precursor is immersed in a corrosive solution by having a length direction of the probe precursor inclined with a liquid surface of the corrosive solution. The probe precursor is corroded by the corrosive solution while a corrosion current of the corroding is monitored. The probe precursor is moved away from the corrosive solution after a magnitude of the corrosion current has a plunge. The apparatus includes a container containing the corrosive solution, and a driving device configured to move the probe precursor in the container through a fastener.Type: ApplicationFiled: September 18, 2021Publication date: January 6, 2022Inventors: ZHEN-DONG ZHU, SI-TIAN GAO, WEI LI
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Patent number: 11156636Abstract: The present disclosure provides a scanning probe, a method and an apparatus for manufacturing the scanning probe. The scanning probe includes a base and a micro-tip disposed on an end of the base, wherein at least a section of the micro-tip comprises a lateral surface with a concavely curved generatrix. In the method, an end of a probe precursor is immersed in a corrosive solution by having a length direction of the probe precursor inclined with a liquid surface of the corrosive solution. The probe precursor is corroded by the corrosive solution while a corrosion current of the corroding is monitored. The probe precursor is moved away from the corrosive solution after a magnitude of the corrosion current has a plunge. The apparatus includes a container containing the corrosive solution, and a driving device configured to move the probe precursor in the container through a fastener.Type: GrantFiled: September 25, 2019Date of Patent: October 26, 2021Assignee: NATIONAL INSTITUTE OF METROLOGY, CHINAInventors: Zhen-Dong Zhu, Si-Tian Gao, Wei Li
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Publication number: 20210199155Abstract: A three-section synchronous slide rail, which has simple structure, longer service life, is easy to install and replace is provided, which includes: two sets of slide rail assemblies which comprise a fixed rail, a middle rail and a sliding rail, synchronization components comprising a flexible deflector unit and a roller, the flexible deflector unit is connected with the fixed rail and the sliding rail, the middle rail is connected with a rope base, a first end of the flexible deflector unit is wound around a first end of the rope base and fixed to the rope base, and a second end of the flexible deflector unit bypasses the roller and is reversely wound on a second end of the rope base and the second end of the flexible deflector unit is fixed to the rope base, a connecting rod is connected between the rope bases.Type: ApplicationFiled: August 19, 2019Publication date: July 1, 2021Inventors: Lian Zou, Xinglong Xu, Feng Qian, Kai Dai, Dong Zhu, Qiang Ji
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Patent number: 10895597Abstract: Systems, apparatuses, and methods for implementing debug features on a secure coprocessor to handle communication and computation between a debug tool and a debug target are disclosed. A debug tool generates a graphical user interface (GUI) to display debug information to a user for help in debugging a debug target such as a system on chip (SoC). A secure coprocessor is embedded on the debug target, and the secure coprocessor receives debug requests generated by the debug tool. The secure coprocessor performs various computation tasks and/or other operations to prevent multiple round-trip messages being sent back and forth between the debug tool and the debug target. The secure coprocessor is able to access system memory and determine a status of a processor being tested even when the processor becomes unresponsive.Type: GrantFiled: November 21, 2018Date of Patent: January 19, 2021Assignee: Advanced Micro Devices, Inc.Inventors: Tan Peng, Dong Zhu
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Publication number: 20200210600Abstract: Systems, apparatuses, and methods for performing debug operations in a secure data center are disclosed. A system includes a computing module coupled to a debug target that includes a processing unit. Prior to being installed in a secure data center, the computing module is preloaded with a signed unlock payload and the debug target is preloaded with a public key of an authentication server. In response to a request to perform debug operations on the debug target in the secure data center, the computing module retrieves and conveys the preloaded signed unlock payload to the debug target. In response to the debug target validating the unlock request with a previously obtained public key of the authentication server, the debug target enters secure debug mode, unlocks the at least one processing unit for debug operations with an unlock vector from the validated unlock payload, and performs debug operations on the processing unit.Type: ApplicationFiled: March 20, 2019Publication date: July 2, 2020Inventors: Tan Peng, Dong Zhu
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Publication number: 20200158778Abstract: Systems, apparatuses, and methods for implementing debug features on a secure coprocessor to handle communication and computation between a debug tool and a debug target are disclosed. A debug tool generates a graphical user interface (GUI) to display debug information to a user for help in debugging a debug target such as a system on chip (SoC). A secure coprocessor is embedded on the debug target, and the secure coprocessor receives debug requests generated by the debug tool. The secure coprocessor performs various computation tasks and/or other operations to prevent multiple round-trip messages being sent back and forth between the debug tool and the debug target. The secure coprocessor is able to access system memory and determine a status of a processor being tested even when the processor becomes unresponsive.Type: ApplicationFiled: November 21, 2018Publication date: May 21, 2020Inventors: Tan Peng, Dong Zhu
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Publication number: 20200103438Abstract: The present disclosure provides a scanning probe, a method and an apparatus for manufacturing the scanning probe. The scanning probe includes a base and a micro-tip disposed on an end of the base, wherein at least a section of the micro-tip comprises a lateral surface with a concavely curved generatrix. In the method, an end of a probe precursor is immersed in a corrosive solution by having a length direction of the probe precursor inclined with a liquid surface of the corrosive solution. The probe precursor is corroded by the corrosive solution while a corrosion current of the corroding is monitored. The probe precursor is moved away from the corrosive solution after a magnitude of the corrosion current has a plunge. The apparatus includes a container containing the corrosive solution, and a driving device configured to move the probe precursor in the container through a fastener.Type: ApplicationFiled: September 25, 2019Publication date: April 2, 2020Applicant: National Institute of Metrology, ChinaInventors: ZHEN-DONG ZHU, SI-TIAN GAO, WEI LI
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Publication number: 20200103279Abstract: The present disclosure provides a tip-enhanced Raman spectroscope system. The system includes a laser emitting unit, a laser excitation unit, a first dichroic beam splitter, a first Raman spectrometer, and a confocal detecting unit. The laser excitation unit includes a sample stage and a first scanning probe. The sample stage is configured to have a sample disposed thereon such that a first incident laser beam emitted from the laser emitting unit is transmitted to the sample to excite first scattered light. The first dichroic beam splitter is configured to split a first Raman scattered light from the first Rayleigh scattered light. The first Raman spectrometer is disposed on a first Raman optical path of the first Raman scattered light. The confocal detecting unit is disposed on a first Rayleigh optical path of the first Rayleigh scattered light to image the sample.Type: ApplicationFiled: September 26, 2019Publication date: April 2, 2020Applicant: National Institute of Metrology, ChinaInventors: ZHEN-DONG ZHU, SI-TIAN GAO, WEI LI, SHI LI, JING-TAO XU
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Patent number: D1019076Type: GrantFiled: October 10, 2022Date of Patent: March 26, 2024Inventor: Dong Zhu