Patents by Inventor Lei Luo

Lei Luo 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: 20210086257
    Abstract: A semi-continuous casting equipment for thin-walled alloy castings with equal outer diameter, optimized by synergistic action of traveling magnetic fields and ultrasonic wave, includes: a melting and insulation device, a heat insulation panel, a traveling magnetic field generator and a water-cooled crystallizer sequentially positioned on a working platform; an outer mold positioned on the water-cooled crystallizer and sleeved the traveling magnetic field generator; a mold core inside the outer mold defining a casting cavity; a bottom plate below the mold core capable of sliding against and along an inner side of the outer mold; two position control units supported by the working platform; an ultrasonic limit baffle moveably engaged with the position control units; an ultrasonic wave generator affixed on the ultrasonic limit baffle and extended to the casting cavity; a motion system controlling up and down movement of the bottom plate and the position control units through a gear transmission mechanism.
    Type: Application
    Filed: September 20, 2020
    Publication date: March 25, 2021
    Inventors: Yanqing SU, Lei LUO, Liangshun LUO, Liang WANG, Ruirun CHEN, Jingjie GUO, Jingsong HOU, Qingfeng YUAN, Chunhui LI
  • Publication number: 20200379426
    Abstract: The present invention discloses a calibration method of a detection device and a method for acquiring a calibration file of the detection device, relates to the technical field of detection devices, and is used for solving the problems in the traditional solutions that the calibration time is long and that the calibration file is accidentally deleted to affect the use of the user. The calibration method includes: binding a calibration result of the detection device with a unique identification code of the corresponding detection device and uploading the same to an address space accessible by the detection device in a use environment.
    Type: Application
    Filed: December 29, 2017
    Publication date: December 3, 2020
    Applicant: CLOUDMINDS (SHENZHEN) ROBOTICS SYSTEMS CO., LTD.
    Inventors: Lei Luo, Wei Yang, Taotao Mu
  • Patent number: 10840920
    Abstract: A low-power, high-performance source-synchronous chip interface which provides rapid turn-on and facilitates high signaling rates between a transmitter and a receiver located on different chips is described in various embodiments. Some embodiments of the chip interface include, among others: a segmented “fast turn-on” bias circuit to reduce power supply ringing during the rapid power-on process; current mode logic clock buffers in a clock path of the chip interface to further reduce the effect of power supply ringing; a multiplying injection-locked oscillator (MILO) clock generator to generate higher frequency clock signals from a reference clock; a digitally controlled delay line which can be inserted in the clock path to mitigate deterministic jitter caused by the MILO clock generator; and circuits for periodically re-evaluating whether it is safe to retime transmit data signals in the reference clock domain directly with the faster clock signals.
    Type: Grant
    Filed: December 2, 2019
    Date of Patent: November 17, 2020
    Assignee: Rambus Inc.
    Inventors: Jared L. Zerbe, Brian S. Leibowitz, Hsuan-Jung Su, John Cronan Eble, III, Barry William Daly, Lei Luo, Teva J. Stone, John Wilson, Jihong Ren, Wayne D. Dettloff
  • Publication number: 20200349997
    Abstract: An integrated circuit includes a physical layer interface having a control timing domain and a data timing domain, and circuits that enable the control timing domain during a change in power conservation mode in response to a first event, and that enable the data timing domain in response to a second event. The control timing domain can include interface circuits coupled to a command and address path, and the data timing domain can include interface circuits coupled to a data path.
    Type: Application
    Filed: May 4, 2020
    Publication date: November 5, 2020
    Inventors: Ian Shaeffer, Lei Luo, Liji Gopalakrishnan
  • Publication number: 20200325346
    Abstract: The present invention relates to a method of producing a powder coating material containing a fluororesin and a non-fluororesin. The method of producing a powder coating material includes kneading a raw material containing the fluororesin and the non-fluororesin with a kneading extruder equipped with a screw having a kneading zone, wherein a ratio of a length LK of the kneading zone to an effective length LS of the screw (LK/LS×100) is 21.0 to 50.0%.
    Type: Application
    Filed: June 26, 2020
    Publication date: October 15, 2020
    Applicant: AGC Inc.
    Inventors: Lei LUO, Zhehong Wang, Ken Iruya
  • Patent number: 10801951
    Abstract: A mixture detection method and device related to substance detection technology. The proportion contents of substances contained in a mixture can be detected. The method includes: performing measurement spectrum line collection on a to-be-detected mixture to identify the kinds of substances in the to-be-detected mixture; selecting a characteristic peak of a measurement spectrum line of each kind of substance according to the kinds of substances, and obtaining an intensity proportion of the characteristic peak of each kind of substance; querying a relative activity database according to the kinds of the substances to obtain relative activity corresponding to each kind of substance; and determining the proportion contents of the substances contained in the to-be-detected mixture according to the intensity proportion of the characteristic peak of each kind of substance and the quotient of the relative activities.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: October 13, 2020
    Assignee: CLOUDMINDS (SHENZHEN) HOLDINGS CO., LTD.
    Inventors: Taotao Mu, Lei Luo
  • Publication number: 20200258557
    Abstract: A first timing reference signal and a second timing reference signal are sent to a memory device. The second timing reference signal has approximately a quadrature phase relationship with respect to the first timing reference signal. A plurality of serial data patterns are received from the memory device. The transitions of the first timing reference and the second timing reference determining when transitions occur between the bits of the plurality of data patterns. Timing indicators associated with when received transitions occur between the bits of the plurality of data patterns are received from the memory device. The timing indicators are each measured using a single sampler. Based on the timing indicators, a first duty cycle adjustment for the first timing reference signal, a second duty cycle adjustment for the second timing reference signal, and a quadrature phase adjustment are determined and applied.
    Type: Application
    Filed: February 18, 2020
    Publication date: August 13, 2020
    Inventors: Thomas GIOVANNINI, Scott C. BEST, Lei LUO, Ian SHAEFFER
  • Publication number: 20200240905
    Abstract: A method for controlling an optical substance detection device, wherein the optical substance detection device includes a light sensing device, includes: when it is detected that the optical substance detection device is subjected to an impact, acquiring an impact force and an impact direction when the optical substance detection device is subjected to the impact; calculating a light sensing displacement deviation value according to a predetermined data model and in combination with the impact force and the impact direction; and performing light sensing correction according to the light sensing displacement deviation value.
    Type: Application
    Filed: December 27, 2019
    Publication date: July 30, 2020
    Inventors: Lei LUO, Taotao MU
  • Patent number: 10717699
    Abstract: A compound having the formula (I): (I) is disclosed. A method of preparing the compound of formula (I) is also disclosed.
    Type: Grant
    Filed: April 9, 2020
    Date of Patent: July 21, 2020
    Assignee: SOUTHWEST UNIVERSITY
    Inventors: Lei Luo, Shinan Jiang, Yonghuang Luo, Han Li, Nan Hui
  • Publication number: 20200212917
    Abstract: A low-power, high-performance source-synchronous chip interface which provides rapid turn-on and facilitates high signaling rates between a transmitter and a receiver located on different chips is described in various embodiments. Some embodiments of the chip interface include, among others: a segmented “fast turn-on” bias circuit to reduce power supply ringing during the rapid power-on process; current mode logic clock buffers in a clock path of the chip interface to further reduce the effect of power supply ringing; a multiplying injection-locked oscillator (MILO) clock generator to generate higher frequency clock signals from a reference clock; a digitally controlled delay line which can be inserted in the clock path to mitigate deterministic jitter caused by the MILO clock generator; and circuits for periodically re-evaluating whether it is safe to retime transmit data signals in the reference clock domain directly with the faster clock signals.
    Type: Application
    Filed: December 2, 2019
    Publication date: July 2, 2020
    Inventors: Jared L. ZERBE, Brian S. LEIBOWITZ, Hsuan-Jung SU, John Cronan EBLE, III, Barry William DALY, Lei LUO, Teva J. STONE, John WILSON, Jihong REN, Wayne D. DETTLOFF
  • Publication number: 20200195905
    Abstract: The object of the present disclosure is to provide a method and apparatus for obtaining an image, a storage medium and an electronic device, in order to solve the problem that the shooting operation of 3D images in related art is not flexible enough. The method includes: obtaining interpupillary distance information of a target user in response to an operation of shooting a 3D image; adjusting a double-shooting spacing of a binocular camera of an electronic device according to the interpupillary distance information of the target user and a preset corresponding relationship between the interpupillary distance and the double-shooting spacing; and shooting a 3D image through the adjusted binocular camera.
    Type: Application
    Filed: December 13, 2019
    Publication date: June 18, 2020
    Inventor: Lei LUO
  • Patent number: 10665289
    Abstract: An integrated circuit includes a physical layer interface having a control timing domain and a data timing domain, and circuits that enable the control timing domain during a change in power conservation mode in response to a first event, and that enable the data timing domain in response to a second event. The control timing domain can include interface circuits coupled to a command and address path, and the data timing domain can include interface circuits coupled to a data path.
    Type: Grant
    Filed: July 11, 2018
    Date of Patent: May 26, 2020
    Assignee: Rambus Inc.
    Inventors: Ian Shaeffer, Lei Luo, Liji Gopalakrishnan
  • Publication number: 20200147807
    Abstract: A robot character setting method includes: at a robot: adjusting an attribute value of at least one character attribute in a preset character feature according to feedback from a user, the character feature including a plurality of character attributes, each of the character attributes having an attribute value; and performing an action or speech according to the attribute value of the character attributes in the current character feature.
    Type: Application
    Filed: January 13, 2020
    Publication date: May 14, 2020
    Inventor: Lei LUO
  • Publication number: 20200147809
    Abstract: A robot role switching method includes: at a robot, the robot being capable of communicating with other robots within a predetermined range: identifying other robots having the same appearance as the robot itself within the predetermined range; and performing rote exchange with the other robots having the same appearance as the robot itself within the predetermined range.
    Type: Application
    Filed: January 20, 2020
    Publication date: May 14, 2020
    Inventor: Lei LUO
  • Patent number: 10607670
    Abstract: A first timing reference signal and a second timing reference signal are sent to a memory device. The second timing reference signal has approximately a quadrature phase relationship with respect to the first timing reference signal. A plurality of serial data patterns are received from the memory device. The transitions of the first timing reference and the second timing reference determining when transitions occur between the bits of the plurality of data patterns. Timing indicators associated with when received transitions occur between the bits of the plurality of data patterns are received from the memory device. The timing indicators are each measured using a single sampler. Based on the timing indicators, a first duty cycle adjustment for the first timing reference signal, a second duty cycle adjustment for the second timing reference signal, and a quadrature phase adjustment are determined and applied.
    Type: Grant
    Filed: October 26, 2017
    Date of Patent: March 31, 2020
    Assignee: Rambus Inc.
    Inventors: Thomas Giovannini, Scott Best, Lei Luo, Ian Shaeffer
  • Publication number: 20200098197
    Abstract: An control system for unmanned highway entrance is provided. The control system includes a server system and a toll collection system. The server system includes an unmanned entrance management system, a data center database, a speech synthesis component, and a speaker component. The unmanned entrance management system electrically is connected with the data center database, the speech synthesis component and the speaker component respectively. The toll collection system includes a data synchronization system, a toll collection database, a vehicle data collection system, a core data processing system, a watchdog system, a variable-message sign system, a card dispensing system, and an unmanned entrance toll collection system.
    Type: Application
    Filed: October 10, 2018
    Publication date: March 26, 2020
    Applicant: Chongqing Construction Engineering Group Corporation Limited
    Inventors: Yifei Wu, Bo Chen, Xiaojun Deng, Zongyong Chen, Peng Lv, Nan Jiang, Lei Luo
  • Publication number: 20200093460
    Abstract: Embodiments of the present disclosure relate to the field of ultrasonic detection, and disclose a method, device, ultrasonic probe, and terminal for adjusting a detection position. The method for adjusting a detection position in the present disclosure comprises: acquiring a first ultrasonic image currently detected by a ultrasonic probe; determining a current detection position of the detected object corresponding to the first ultrasonic image; determining indication information for indicating movement of the ultrasonic probe, according to the current detection position of the detected object and a target detection position of the detected object; and adjusting the detection position of the ultrasonic probe according to the indication information. In the present disclosure, the user may quickly acquire the correct ultrasonic detection image.
    Type: Application
    Filed: September 24, 2019
    Publication date: March 26, 2020
    Inventor: Lei LUO
  • Publication number: 20200085529
    Abstract: Some embodiments of the present disclosure relate to the technical field of ultrasonic detection, and disclose an ultrasonic detection method, an ultrasonic detection system, and a related apparatus. The ultrasonic detection method includes: acquiring a reflected ultrasonic signal transmitted by an ultrasonic detector; generating an ultrasonic image in accordance with the reflected ultrasonic signal and displaying the ultrasonic image; acquiring information of a mark input by an operator based on the ultrasonic image; determining print information in accordance with the information of the mark; and transmitting the print information to the ultrasonic detector, causing the ultrasonic detector to add the mark on a surface of detected object in accordance with the print information. In the present disclosure, a target position of the detected object may be marked in the ultrasonic detection process.
    Type: Application
    Filed: September 13, 2019
    Publication date: March 19, 2020
    Applicant: CLOUDMINDS (SHENZHEN) HOLDINGS CO., LTD.
    Inventors: Lei LUO, Qingwei JI
  • Publication number: 20200085411
    Abstract: The embodiments of the present disclosure relates to the field of telecommunication technology, and discloses a method, a device and a readable storage medium for acquiring an image. The method comprises: acquiring a first ultrasonic image of a first position of a detected object; and saving the first ultrasonic image at a second position in a three-dimensional model for the detected object that corresponds to the first position, wherein the three-dimensional model saves therein a historical ultrasonic image of the detected object acquired during one ultrasonic detection process. the method for acquiring an image according to the present embodiment expands the area of the ultrasonic image for a detected object acquired during one ultrasonic detection, by saving a ultrasonic image for a determined position of the detected object at a position in a three-dimensional model for the detected object corresponding to the determined position.
    Type: Application
    Filed: September 17, 2019
    Publication date: March 19, 2020
    Applicant: CLOUDMINDS (SHENZHEN) HOLDINGS CO., LTD.
    Inventors: Lei Luo, Qingwei Ji
  • Publication number: 20200090653
    Abstract: A method for waking up a robot includes: acquiring sight range information when a voice command issuer issues a voice command; if the sight range information of the voice command issuer when issuing the voice command is acquired, determining, based on the sight range information, whether the voice command issuer gazes the robot when the voice command is issued; and determining that the robot is called if the voice command issuer gazes the robot.
    Type: Application
    Filed: November 8, 2019
    Publication date: March 19, 2020
    Inventor: Lei Luo