Patents by Inventor Lei Pan

Lei Pan 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: 20200295561
    Abstract: The present invention provides a series compensator and a control method. The series compensator includes a series transformer, a series transformer bypass device, a voltage source converter, a high-speed converter bypass device, a high-speed switch, and a reactor. The reactor and the high-speed switch are connected in parallel to form a current limiting module; one winding of the series transformer has two ends connected in series to a line, and the other winding thereof is sequentially connected to the current limiting module and the high-speed converter bypass device; the voltage source converter and the high-speed converter bypass device are connected in parallel; and at least one winding of the series transformer are connected in parallel to at least one series transformer bypass device.
    Type: Application
    Filed: September 11, 2018
    Publication date: September 17, 2020
    Inventors: Lei PAN, Jie TIAN, Dongming CAO, Yunlong DONG, Qiwen ZHOU, Ruhai HUANG, Fengfeng DING
  • Publication number: 20200241674
    Abstract: A computer-implemented. method, a computer system and a computer program product that facilitate adjusting screen sensitivity of a touch screen are proposed. The computer-implemented method comprises: determining, by a device operatively coupled to one or more processing units, one or more operational areas for an interface of an application running on a touch screen device; and determining, by the device, a screen sensitivity for each of the one or more operational areas respectively.
    Type: Application
    Filed: January 24, 2019
    Publication date: July 30, 2020
    Inventors: Bin Xu, Yin Xia, Lu Fu, Lei Pan, Xiao Lin Sun
  • Patent number: 10727831
    Abstract: A device comprises, a first power source providing a first voltage, a second power source providing a second voltage less than the first voltage, a first bias voltage source providing a first bias voltage between the first voltage and the second voltage, a second bias voltage source providing a second bias voltage between the first voltage and the second voltage, the second bias voltage greater than or equal to the first bias voltage. The device also includes an output, a pull up network coupled in series between the first power source and the output pad including: a first gate coupled to the bias voltage source; and a second gate coupled to a signal that varies between first bias voltage and first power source. The device includes and a pull down network coupled between the output pad and second power source and including: a third gate coupled to the second bias voltage source; and a fourth gate coupled to a signal that varies between the second power source and the second bias voltage source.
    Type: Grant
    Filed: December 6, 2019
    Date of Patent: July 28, 2020
    Assignee: Taiwan Semiconductor Manufacturing Company Limited
    Inventors: Lei Pan, Zhen Tang, Miranda Ma
  • Publication number: 20200218440
    Abstract: A computer-implemented method and a computer system are proposed. According to the method, one or more candidate target applications are obtained in response to determination of one or more pieces of source contents from one or more source applications. A target application is determined from the one or more candidate target applications, wherein the one or more candidate target applications are shown one by one in a pre-defined order. The one or more pieces of source contents are pasted into one or more target areas in response to determining the one or more target areas in the target application.
    Type: Application
    Filed: January 3, 2019
    Publication date: July 9, 2020
    Inventors: Yin Xia, Lu Fu, Bin Xu, Jie Hu, Xiao Lin Sun, Zhang Yu Lin, Lei Pan
  • Publication number: 20200185901
    Abstract: A method and apparatus for suppressing the impact of a compensator on line distance protection is provided, wherein the method comprises: obtaining a first current of a line connected to a compensator or series converters in the compensator, and a first voltage of a bus connected to the compensator or the line connected to the compensator; exiting the series converters and series transformers if the first current is greater than a preset current threshold and a duration is greater than a first preset time threshold; exiting the series converters and the series transformers if the first voltage is less than or equal to a preset voltage threshold and duration is greater than a second preset time threshold set the output voltage of the series converters to zero, and if a second current of an element corresponding to the first current meets conditions which the first current needs to meet; and otherwise, canceling the setting of the output voltage of the series converters to zero and obtaining a first current if
    Type: Application
    Filed: May 22, 2018
    Publication date: June 11, 2020
    Applicants: NR Electric Co., Ltd., NR Engineering Co., Ltd.
    Inventors: Lei PAN, Jie TIAN, Yunlong Dong, Yu LU, Ruhai HUANG, Chongxue JIANG, Jiang LU, Baoshun ZHANG, Defeng QIU, Hua XIE
  • Publication number: 20200187306
    Abstract: A heater assembly includes a heater having a pair of heating terminals, an integrated module, the heater is mounted on a first side of the integrated module and the heating terminals extend from a second side of the integrated module opposite to the first side, a ground terminal mounted on the second side of the integrated module and grounding the integrated module, and a connecting housing having a receiving portion. The ground terminal is arranged in a row with the heating terminals. The heating terminals and the ground terminal are inserted into the receiving portion through a bottom wall of the receiving portion.
    Type: Application
    Filed: December 6, 2019
    Publication date: June 11, 2020
    Applicant: Tyco Electronics (Shanghai) Co. Ltd.
    Inventors: Lei Pan, Pai Rajendra
  • Publication number: 20200169851
    Abstract: Initiating a communication group of devices using device vibration includes encoding a message into a vibration signal using an encoder in a master device, the message including a connection request. A vibration pattern is emitted using a vibration motor by controlling the vibration motor to vibrate with a pattern corresponding to modulations of the vibration signal to send the message through a medium in contact with the master device. A response vibration pattern is received from responding devices using a sensor, the response vibration pattern carrying a response message. The response vibration pattern is decoded with a decoder of the master device to extract the response message from the response vibration pattern. A communication group is established at a host according to the response message for communication between the master device and the responding devices.
    Type: Application
    Filed: November 26, 2018
    Publication date: May 28, 2020
    Inventors: Yin Xia, Lu Fu, Zhang Yu Lin, Lei Pan, Jie Hu, Bin Xu, Xiao Lin Sun
  • Patent number: 10661724
    Abstract: A vehicle-use camera, and an automobile are provided, relating to the technical field of automobile parts and equipment. The vehicle-use camera includes a housing (100), a camera body (200), a wire rod (300), a wiring portion (400) and fixing devices (500).
    Type: Grant
    Filed: March 20, 2018
    Date of Patent: May 26, 2020
    Assignee: Global Media Industry Group Co., Ltd.
    Inventor: Lei Pan
  • Patent number: 10649965
    Abstract: Data structures stored on a source database are migrated to a destination database in which the data are structured in a different format than that of the source database. Dictionaries are stored that are based on representations of the data structures stored on the source database that are formatted in other than the structural format used on the source database for the data structures. One of the data structures and a corresponding one of the dictionaries are transferred from the source database to a destination database. The transferred data structure is loaded onto the destination database in accordance with the transferred dictionary.
    Type: Grant
    Filed: November 14, 2016
    Date of Patent: May 12, 2020
    Assignee: International Business Machines Corporation
    Inventors: Pedro M. Barbas, Konrad Emanowicz, Gareth Jenkins, Enda McCallig, Lei Pan
  • Publication number: 20200119730
    Abstract: A device comprises, a first power source providing a first voltage, a second power source providing a second voltage less than the first voltage, a first bias voltage source providing a first bias voltage between the first voltage and the second voltage, a second bias voltage source providing a second bias voltage between the first voltage and the second voltage, the second bias voltage greater than or equal to the first bias voltage. The device also includes an output, a pull up network coupled in series between the first power source and the output pad including: a first gate coupled to the bias voltage source; and a second gate coupled to a signal that varies between first bias voltage and first power source. The device includes and a pull down network coupled between the output pad and second power source and including: a third gate coupled to the second bias voltage source; and a fourth gate coupled to a signal that varies between the second power source and the second bias voltage source.
    Type: Application
    Filed: December 6, 2019
    Publication date: April 16, 2020
    Inventors: Lei Pan, Zhen Tang, Miranda Ma
  • Patent number: 10601161
    Abstract: A connection terminal comprises a receptacle part, a crimping part, and a connection part connected between the receptacle part and the crimping part. The crimping part includes a conductor crimping part adapted to be crimped on a conductor of a wire and an outer layer crimping part adapted to be crimped on an outer layer of the wire. The conductor crimping part includes a first conductor crimping part and a second conductor crimping part which are spaced from each other by an interval in a lateral direction perpendicular to the longitudinal direction. The receptacle part includes an elastic latch adapted to lock a plug inserted into the receptacle part and located at a rear end of the receptacle part close to the crimping part. The elastic latch is positioned between the first conductor crimping part and the second conductor crimping part in the lateral direction.
    Type: Grant
    Filed: March 12, 2019
    Date of Patent: March 24, 2020
    Assignee: Tyco Electronics (Shanghai) Co. Ltd.
    Inventors: Lei Pan, Pai Rajendra, Tongbao Ding, Huigang Guo, Xing Tong
  • Patent number: 10592471
    Abstract: A computer-implemented method of a database statement for a relational database. The database comprises one or more tables comprising one or more data rows. A database statement is received. A set of predicates from the database statement and a set of data rows from the tables to use to generate the result of the database statement are determined. A set of interdiction statements applicable to one or more data rows is obtained. For each predicate, a set of masks applicable to one or more data rows is obtained, where for each mask, the data masked by the mask is used by the predicate. It is determined if a data row has an applicable interdiction statement, and contains data masked by a mask. If so, the result of the database statement without using the result of applying the predicate to the data row.
    Type: Grant
    Filed: November 23, 2015
    Date of Patent: March 17, 2020
    Assignee: International Business Machines Corporation
    Inventors: Pedro M. Barbas, Joseph Duffy, Lei Pan, David M. Tilson
  • Publication number: 20200082050
    Abstract: A circuit includes a reference node configured to carry a reference voltage level, a first node configured to carry a signal having a first voltage level or the reference voltage level, a second node configured to carry a power supply voltage having a power supply voltage level in a power-on mode and the reference voltage level in a power-off mode, and a plurality of transistors coupled in series between the first node and the reference node. Each transistor of the plurality of transistors receives a corresponding control signal of a plurality of control signals, and each control signal has a first value based on the power supply voltage in the power-on mode and a second value based on the signal in the power-off mode.
    Type: Application
    Filed: December 31, 2018
    Publication date: March 12, 2020
    Inventors: Zhen TANG, Lei PAN, Miranda MA
  • Publication number: 20200082043
    Abstract: A simulation evaluation model of a high voltage ride through capability includes a wind turbine system aerodynamic model, a torque control model, a converter model, and a high voltage fault generating device model connected in sequence; the wind turbine system aerodynamic model is configured to calculate an airflow input power; the torque control model is configured to calculate a rotor electromagnetic torque according to the airflow input power; the high voltage fault generating device model is configured to simulate a high voltage fault and output a predetermined voltage on a low voltage side of a transformer; and the converter model is configured to calculate a stator reactive current, an active power and a reactive power of the wind turbine system during the high voltage fault according to the airflow input power, the rotor electromagnetic torque and the predetermined voltage on the low voltage side of the transformer.
    Type: Application
    Filed: June 29, 2018
    Publication date: March 12, 2020
    Applicant: GUODIAN UNITED POWER TECHNOLOGY COMPANY LTD.
    Inventors: Jingchun CHU, Ling YUAN, Lei PAN, Wenchao CHEN, Chong JIAO, Fa XIE, Wen DU, Yanping LI, Qian WANG, Xuefeng LIN, Yan DING
  • Publication number: 20200072183
    Abstract: An ocean tidal current energy power generating system, including a fixing mechanism, an ocean tidal current energy power generator set and a signal monitoring mechanism. The fixing mechanism includes floating bodies, fixing rods, horizontal supporting rods, and a working platform; the floating bodies are fixed to seabed by means of anchor chains; the fixing rods are fixed to the floating bodies; the horizontal supporting rods and the working platform are respectively fixed to underwater portions of the fixing rods and overwater portions of the fixing rods. The power generator set includes underwater assemblies and an overwater assembly. Each underwater assembly includes blades, a hub, a main shaft, a gear box, a coupling, a power generator, a stern cabin and a yawing mechanism, successively connected to each other; a variable pitch mechanism is disposed in the hub.
    Type: Application
    Filed: June 29, 2018
    Publication date: March 5, 2020
    Applicant: GUODIAN UNITED POWER TECHNOLOGY COMPANY LTD.
    Inventors: Jingchun CHU, Ling YUAN, Fayong JIA, Lei PAN, Ting WANG
  • Publication number: 20200019795
    Abstract: Provided are a generation method and apparatus, an electronic device for obstacle distance determining image, including: receiving first image sent by a first image collecting device, second image sent by a second image collecting device and distance information sent by a distance detector; performing wireframe analysis on the first image to obtain an initial outline of a target feature object, wherein the target feature object includes at least one window feature and an external scene feature visible through the window feature; performing an error adjustment on the initial outline according to the external scene feature visible through the window feature and the second image, so as to obtain a real outline of the target feature object; adjusting the size of the real outline of the target feature object; and overlapping the second image and the real outline to generate an obstacle distance determining image.
    Type: Application
    Filed: August 1, 2017
    Publication date: January 16, 2020
    Inventor: Lei PAN
  • Patent number: 10511304
    Abstract: A device comprises, a first power source providing a first voltage, a second power source providing a second voltage less than the first voltage, a first bias voltage source providing a first bias voltage between the first voltage and the second voltage, a second bias voltage source providing a second bias voltage between the first voltage and the second voltage, the second bias voltage greater than or equal to the first bias voltage. The device also includes an output, a pull up network coupled in series between the first power source and the output pad including: a first gate coupled to the bias voltage source; and a second gate coupled to a signal that varies between first bias voltage and first power source. The device includes and a pull down network coupled between the output pad and second power source and including: a third gate coupled to the second bias voltage source; and a fourth gate coupled to a signal that varies between the second power source and the second bias voltage source.
    Type: Grant
    Filed: May 1, 2018
    Date of Patent: December 17, 2019
    Assignee: Taiwan Semiconductor Manufacturing Company Limited
    Inventors: Lei Pan, Zhen Tang, Miranda Ma
  • Publication number: 20190372261
    Abstract: A connector having a housing having a receiving passage formed therein. A terminal inserted in an insertion direction and mounted in the receiving passage. Wherein a limiting protrusion is on a wall of the receiving passage, and configured to be abutted against the terminal retaining a portion of the terminal outside the receiving passage, when the terminal is pre-inserted into the receiving passage.
    Type: Application
    Filed: May 30, 2019
    Publication date: December 5, 2019
    Applicants: Tyco Electronics (Shanghai) Co. Ltd., TE Connectivity India Private Limited
    Inventors: Lei Pan, Pai Rajendra, Tongbao Ding
  • Patent number: 10461534
    Abstract: A starting and stopping method for a static synchronous series compensator (SSSC) is provided. A starting process includes: connecting a converter to a shunt transformer, and closing a breaker which connect the AC system and the shunt transformer to charge the converter until the DC voltage is stable; opening the breaker, and connecting the converter to a series transformer through a change-over switch; and deblocking the converter, and controlling a current of a bypass switch of the series transformer to approach zero. A stopping process includes: switching a control mode of the converter to make the current of the bypass switch approaches zero when closed the bypass switch, then controlling a current of the series transformer to be gradually reduced to zero to make the series transformer out of service, and blocking the converter.
    Type: Grant
    Filed: August 4, 2015
    Date of Patent: October 29, 2019
    Assignees: NR ELECTRIC CO., LTD, NR ENGINEERING CO., LTD
    Inventors: Lei Pan, Jie Tian, Quanrong Shen, Xinbao Wang, Yu Lu, Yunlong Dong, Baoli Chang
  • Patent number: D865971
    Type: Grant
    Filed: February 27, 2017
    Date of Patent: November 5, 2019
    Assignee: Siemens Healthcare GmbH
    Inventors: Bruno Doerrfuss, Florian Hilbig, Daniel Lerch, Selma Zehner, Lei Pan, Carsten Thierfelder