Patents by Inventor Zhen Feng

Zhen Feng 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).

  • Publication number: 20240394092
    Abstract: Provided in the present disclosure are a memory and apparatus for managing a memory snapshot, a device, and a medium. The method includes: when a memory snapshot generation command is acquired, a virtual machine is suspended; a two-level page table of the virtual machine is copied to obtain a first snapshot page table, and a read-only identifier is set for each of page table entries of the two-level page table; and memory pages corresponding to page table entries of the first snapshot page table are acquired by means of the page table entries of the first snapshot page table, a reference count of each of the memory pages is increased, and the virtual machine is restored from a suspended state to a running state.
    Type: Application
    Filed: November 30, 2022
    Publication date: November 28, 2024
    Applicant: SUZHOU METABRAIN INTELLIGENT TECHNOLOGY CO., LTD.
    Inventors: Liang WANG, Shengli ZHOU, Zhen FENG
  • Publication number: 20240257875
    Abstract: A method used in forming integrated circuitry comprises forming a stack comprising vertically-alternating first tiers and second tiers of different compositions relative one another. The stack extends from individual die areas to and across scribe-line area that is between immediately-adjacent of the individual die areas. A registration mark is formed in the scribe-line area. The registration mark comprises parallel first bars atop the stack having first spaces therebetween. A masking material is directly above the stack, the first bars, and the first spaces. The masking material comprises parallel second bars having second spaces therebetween. The second spaces individually have width that is less than width of individual of the second bars. Some of the masking material is spaced laterally-outward of the second bars.
    Type: Application
    Filed: January 23, 2024
    Publication date: August 1, 2024
    Applicant: Micron Technology, Inc.
    Inventors: Richard T. Housley, Quinn L. Roberts, Shruthi Kumara Vadivel, Harsh Narendrakumar Jain, Tien Minh Quan Tran, Zhen Feng Yow, Wei Deng Leong, Kah Sing Chooi, Nils Monserud
  • Patent number: 12011189
    Abstract: A fluid flow metal sleeve includes a sleeve main body and an elongation portion, which are of a hollow structure as a whole. The sleeve main body is connected to the elongation portion in a threaded manner, and a terminal end of the sleeve main body is connected to an ultrasound scalpel handle and enables an ultrasound scalpel to pass therethrough. The fluid flow metal sleeve can control the direction of fluid flow during incision with the ultrasound scalpel so as to achieve the lubricating and cooling effects on a scalpel head. In addition, due to the use of a metal structure, a user can extend an original holding part from an outer portion of the ultrasound scalpel handle to an outer wall of the metal sleeve as required. The fluid flow metal sleeve also has an adjustable telescopic function so as to be adapted to different application scenarios, and limits the length of extension of the scalpel head so as to limit the depth during incision to improve the safety of surgery.
    Type: Grant
    Filed: July 8, 2019
    Date of Patent: June 18, 2024
    Assignee: BEIJING SMTP TECHNOLOGY CO., LTD.
    Inventors: Qun Cao, Zhen Feng
  • Patent number: 11925379
    Abstract: A torque wrench for an ultrasonic scalpel, the torque wrench comprising a torque wrench body and a wrench rotor. The torque wrench body comprises a circular-hole-shaped torque hole, with a torque clamping catch being provided in the torque hole, and the wrench rotor being disposed in the torque hole. The wrench rotor comprises a scalpel head clamping hole, a rotor clamping catch located outside the wrench rotor, and a scalpel head clamping slot located inside the scalpel head clamping hole, wherein a wrench part, which is disposed on a scalpel head of the ultrasonic scalpel that is fitted with the torque wrench of the ultrasonic scalpel, is clamped into the scalpel head clamping slot via the scalpel head clamping hole, the rotor clamping catch is fitted with the torque clamping catch.
    Type: Grant
    Filed: July 8, 2019
    Date of Patent: March 12, 2024
    Assignee: BEIJING SMTP TECHNOLOGY CO., LTD.
    Inventors: Qun Cao, Zhen Feng, Songtao Zhan
  • Patent number: 11789615
    Abstract: A nonvolatile memory scheduling method, system and device, and a computer-readable storage medium. The method includes: obtaining a utilization rate of a current memory space (S101); when the utilization rate is less than a first threshold, determining a first space to be converted of the memory space, converting the first space into a high-speed storage space, and storing data in a conventional storage device into the high-speed storage space (S102); and when the utilization rate is greater than a second threshold, determining a second space to be converted of the high-speed storage space, storing data stored in the second space into the conventional storage device, and converting the second space into the memory space (S103).
    Type: Grant
    Filed: February 19, 2021
    Date of Patent: October 17, 2023
    Assignee: INSPUR ELECTRONIC INFORMATION INDUSTRY CO., LTD.
    Inventors: Zhen Feng, Dong Zhang, Bingheng Yan
  • Patent number: 11778901
    Abstract: The present invention relates to an organic electroluminescent material and organic electroluminescent device thereof. The organic electroluminescent material has the structural formula as shown in formula 1. Compared with a monoamine structure containing an adamantyl group, the diamine structure disclosed in the present invention has higher HOMO energy level and hole mobility, and can exhibit higher efficiency and service life than a monoamine material device. The organic electroluminescent device comprising the organic electroluminescent material has lower driving voltage, and higher luminous efficiency and service life.
    Type: Grant
    Filed: April 11, 2022
    Date of Patent: October 3, 2023
    Assignee: SHAANXI LIGHTE OPTOELECTRONICS MATERIAL CO., LTD.
    Inventors: Tiantian Ma, Qiqi Nie, Zhen Feng, Hongyan Li, Xunshan Sha, Zhanyi Sun, Yalong Wang
  • Publication number: 20230195315
    Abstract: A nonvolatile memory scheduling method, system and device, and a readable storage medium. The method includes: obtaining a utilization rate of a current memory space (S101); when the utilization rate is less than a first threshold, determining a first space to be converted of the memory space, converting the first space into a high-speed storage space, and storing data in a conventional storage device into the high-speed storage space (S102); and when the utilization rate is greater than a second threshold, determining a second space to be converted of the high-speed storage space, storing data stored in the second space into the conventional storage device, and converting the second space into the memory space (S103).
    Type: Application
    Filed: February 19, 2021
    Publication date: June 22, 2023
    Inventors: Zhen FENG, Dong ZHANG, Bingheng YAN
  • Publication number: 20230063178
    Abstract: A microelectronic device includes a stack structure including a vertically alternating sequence of conductive structures and insulating structures arranged in tiers, a dielectric-filled opening vertically extending into the stack structure and defined between two internal sidewalls of the stack structure, a stadium structure within the stack structure and comprising steps defined by horizontal ends of at least some of the tiers, a first ledge extending upward from a first uppermost step of the steps of the stadium structure and interfacing with a first internal sidewall of the two internal sidewalls of the stack structure, and a second ledge extending upward from a second, opposite uppermost step of the steps of the stadium structure and interfacing with a second, opposite internal sidewall of the two internal sidewalls.
    Type: Application
    Filed: December 29, 2021
    Publication date: March 2, 2023
    Inventors: Bo Zhao, Matthew J. King, Jason Reece, Michael J. Gossman, Shruthi Kumara Vadivel, Martin J. Barclay, Lifang Xu, Joel D. Peterson, Matthew Park, Adam L. Olson, David A. Kewley, Xiaosong Zhang, Justin B. Dorhout, Zhen Feng Yow, Kah Sing Chooi, Tien Minh Quan Tran, Biow Hiem Ong
  • Patent number: 11583895
    Abstract: Disclosed is a connection device for piezoceramics of an ultrasonic transducer, comprising a nut (1), an ultrasonic transducer (5) having a screw structure and to be used with the nut (1), and a plurality of piezoceramics (3) and a plurality of metal sheets (4) fitted on an outer circumference of the screw of the ultrasonic transducer (5) and arranged at intervals. The connection device for the piezoceramics of the ultrasonic transducer further comprises a washer (2) located between the nut (1) and the piezoceramics (3), and the washer (2) is provided with a through hole through which the screw passes. The connection device has high connecting precision, strong working stability, and high working reliability.
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: February 21, 2023
    Assignee: JIANGSU SMTP TECHNOLOGY CO., LTD.
    Inventors: Zhen Feng, Qun Cao
  • Publication number: 20220391121
    Abstract: A virtual disk migration method, apparatus and device, and a readable storage medium. Said method comprises: when a data change occurs in a cluster, updating the label of the cluster in a binary table to a first target value (S101); copying data in the cluster to a second data center, and updating the first target value to a second target value (S102); and upon reception of an instruction for migrating a virtual machine to the second data center (S103), controlling the virtual machine to stop operating, querying the first target value in the binary table, and migrating data in the cluster corresponding to the queried first target value to the second data center (S104). A part of data is copied to a second data center in advance on the basis of a binary table, and when a virtual machine is migrated, only the other part of data needs to be migrated, thereby reducing the data migration amount and migration time, and improving the migration efficiency of a virtual disk and a virtual machine.
    Type: Application
    Filed: November 28, 2019
    Publication date: December 8, 2022
    Inventors: Zhen Feng, Bingheng Yan, Lixiang Wang, Feng Yang
  • Patent number: 11424412
    Abstract: The present invention related to an organic electroluminescent material and organic electroluminescent device thereof. The organic electroluminescent material has the structural formula as shown in formula 1. Compared with a monoamine structure containing an adamantyl group, the diamine structure disclosed in the present invention has higher HOMO energy level and hole mobility, and can exhibit higher efficiency and service life than a monoamine material device. The organic electroluminescent device comprising the organic electroluminescent material has lower driving voltage, and higher luminous efficiency and service life.
    Type: Grant
    Filed: May 18, 2020
    Date of Patent: August 23, 2022
    Assignee: SHAANXI LIGHTE OPTOELECTRONICS MATERIAL CO., LTD.
    Inventors: Tiantian Ma, Qiqi Nie, Zhen Feng, Hongyan Li, Xunshan Sha, Zhanyi Sun, Yalong Wang
  • Publication number: 20220255004
    Abstract: The present invention relates to an organic electroluminescent material and organic electroluminescent device thereof. The organic electroluminescent material has the structural formula as shown in formula 1. Compared with a monoamine structure containing an adamantyl group, the diamine structure disclosed in the present invention has higher HOMO energy level and hole mobility, and can exhibit higher efficiency and service life than a monoamine material device. The organic electroluminescent device comprising the organic electroluminescent material has lower driving voltage, and higher luminous efficiency and service life.
    Type: Application
    Filed: April 11, 2022
    Publication date: August 11, 2022
    Inventors: Tiantian MA, Qiqi NIE, Zhen FENG, Hongyan LI, Xunshan SHA, Zhanyi SUN, Yalong WANG
  • Publication number: 20220149278
    Abstract: The present invention related to an organic electroluminescent material and organic electroluminescent device thereof. The organic electroluminescent material has the structural formula as shown in formula 1. Compared with a monoamine structure containing an adamantyl group, the diamine structure disclosed in the present invention has higher HOMO energy level and hole mobility, and can exhibit higher efficiency and service life than a monoamine material device. The organic electroluminescent device comprising the organic electroluminescent material has lower driving voltage, and higher luminous efficiency and service life.
    Type: Application
    Filed: May 18, 2020
    Publication date: May 12, 2022
    Inventors: Tiantian MA, Qiqi NIE, Zhen FENG, Hongyan LI, Xunshan SHA, Zhanyi SUN, Yalong WANG
  • Patent number: 11217917
    Abstract: An electrical connector assembly includes a first connector. The first connector has a main body. The main body has a first end wall and a second end wall opposite to each other. Multiple first terminals are provided on the main body. The first connector is used to be mated with a circuit board. The circuit board has multiple first conductive portions, multiple second conductive portions and multiple first wires electrically connecting the first conductive portions and the second conductive portions correspondingly. The second conductive portion is correspondingly electrically connected to the first terminal. The first end wall is located closer to the first conductive portion relative to the second end wall. A top surface of the first end wall is lower than a corresponding first conductive portion adjacent to the first end wall.
    Type: Grant
    Filed: September 15, 2020
    Date of Patent: January 4, 2022
    Assignee: LOTES CO., LTD
    Inventors: Ren Fei Yang, Zhen Feng Lyu
  • Patent number: 11207084
    Abstract: Disclosed is a tool bit for an ultrasonic osteotome, comprising a cutting portion (1) located at a front end of the tool bit for an ultrasonic osteotome, a connecting portion (2) located at a rear end of the tool bit for an ultrasonic osteotome and connected with the cutting portion (1). The cutting portion (1) has a grinding part (3) for grinding and a blade part (4) for cutting at a front end thereof, and the grinding part (3) and the blade (4) are integrally formed. The tool bit for an ultrasonic osteotome is of an integral structure formed by grinding part (3) and blade (4). During an operation, a medical worker can use the tool bit for an ultrasonic osteotome for multiple uses with no need to replace the tool bit frequently, thus reducing the operation time, greatly improving the efficiency of surgery, reducing the risk of surgery and the sufferings of a patient. At the same time, the integration of two different types of tool bits can also lower production costs and save manpower and material resources.
    Type: Grant
    Filed: October 25, 2018
    Date of Patent: December 28, 2021
    Assignee: BEIJING SMTP TECHNOLOGY CO., LTD.
    Inventors: Zhen Feng, Qun Cao
  • Publication number: 20210387902
    Abstract: A method for making a beam splitter with photocatalytic coating is disclosed. First, a TiO2—SiO2 sol, a SiO2 sol, and an anatase TiO2 preform sol are prepared. A glass substrate having two opposite surfaces is provided. The two opposite surfaces of the glass substrate is coated with the TiO2—SiO2 sol, the SiO2 sol, and the anatase TiO2 preform sol by dip-coating, thereby forming a coated glass substrate with a multi-layer optical coating on each of the two opposite surfaces. The multi-layer optical coating comprises a TiO2—SiO2 coating, a SiO2 coating, and an anatase TiO2 preform coating. The coated glass substrate is subjected to an anneal process. The coated glass substrate is cut, thereby forming the beam splitter with photocatalytic coating.
    Type: Application
    Filed: June 11, 2020
    Publication date: December 16, 2021
    Inventors: Wen-Liang Huang, Wei-Hong Wang, Zhen-Feng Wang, Wei-Houng Chen, Pei-Feng Sheu
  • Publication number: 20210373318
    Abstract: An ocular optical system includes a first lens element and a second lens element from an eye-side to a display-side in order along an optical axis. The first lens element and the second lens element each include an eye-side surface and a display-side surface. The display-side surface of the second lens element has a concave portion in a vicinity of a periphery thereof. The ocular optical system satisfies 2.000?G2D/T1 and ER/G12?20.000, wherein G2D is a distance from the second lens element to the display screen along the optical axis, T1 is a thickness of the first lens element along the optical axis, ER is a distance from a pupil of the eye of the observer to the first lens element along the optical axis, and G12 is an air gap from the first lens element to the second lens element along the optical axis.
    Type: Application
    Filed: June 15, 2021
    Publication date: December 2, 2021
    Applicant: GENIUS ELECTRONIC OPTICAL CO., LTD.
    Inventors: Jia-Sin Jhang, Baina Chen, Zhen-Feng Xie
  • Publication number: 20210359436
    Abstract: An electrical connector assembly includes a first connector. The first connector has a main body. The main body has a first end wall and a second end wall opposite to each other. Multiple first terminals are provided on the main body. The first connector is used to be mated with a circuit board. The circuit board has multiple first conductive portions, multiple second conductive portions and multiple first wires electrically connecting the first conductive portions and the second conductive portions correspondingly. The second conductive portion is correspondingly electrically connected to the first terminal. The first end wall is located closer to the first conductive portion relative to the second end wall. A top surface of the first end wall is lower than a corresponding first conductive portion adjacent to the first end wall.
    Type: Application
    Filed: September 15, 2020
    Publication date: November 18, 2021
    Inventors: Ren Fei Yang, Zhen Feng Lyu
  • Publication number: 20210307778
    Abstract: A fluid flow metal sleeve includes a sleeve main body and an elongation portion, which are of a hollow structure as a whole. The sleeve main body is connected to the elongation portion in a threaded manner, and a terminal end of the sleeve main body is connected to an ultrasound scalpel handle and enables an ultrasound scalpel to pass therethrough. The fluid flow metal sleeve can control the direction of fluid flow during incision with the ultrasound scalpel so as to achieve the lubricating and cooling effects on a scalpel head. In addition, due to the use of a metal structure, a user can extend an original holding part from an outer portion of the ultrasound scalpel handle to an outer wall of the metal sleeve as required. The fluid flow metal sleeve also has an adjustable telescopic function so as to be adapted to different application scenarios, and limits the length of extension of the scalpel head so as to limit the depth during incision to improve the safety of surgery.
    Type: Application
    Filed: July 8, 2019
    Publication date: October 7, 2021
    Applicant: BEIJING SMTP TECHNOLOGY CO., LTD.
    Inventors: Qun Cao, Zhen Feng
  • Patent number: D1045304
    Type: Grant
    Filed: August 17, 2022
    Date of Patent: October 1, 2024
    Assignee: Ningbo Borine Electric Appliance Co., Ltd.
    Inventors: Anjun Ye, Zhen Feng, Minjie Huang