Patents Examined by Aaron Piggush
  • Patent number: 11909234
    Abstract: The present invention relates to a method for recharging an energy store (102) used to drive a power semiconductor switch (100), wherein the energy store (102) and the power semiconductor switch (100) are at the same potential, wherein a switching state of the power semiconductor switch (100) is effected by a controller (204, 712), wherein the controller (204) assigns a respective potential value to the energy store (102) at a respective switching state (202) and wherein, by driving at least one charging switch (112, 114, 122, 132, 142, 152), charging of the energy store (102) is activated as soon as the potential value of the energy store (102) corresponds to a ground potential of a supply voltage (106, 216).
    Type: Grant
    Filed: March 1, 2018
    Date of Patent: February 20, 2024
    Assignee: Dr. Ing. h. c. F. Porsche AG
    Inventor: Stefan Goetz
  • Patent number: 11905724
    Abstract: A system is disclosed which provides the ability to install a cross arm on a power pole utilizing an electrically isolated bucket which is free of all hydraulic components used by an operator in the bucket to manipulate the bucket. The system also utilizes an in-the-bucket rechargeable battery powered electric tool such as a saw, drill etc. without a need for a hydraulic electric generator in the bucket. The system includes the ability to provide communication to and from and to supply electrical power to remote portions of an electrically isolated boom, by transmitting optical power and control signals through an electrically non-conductive optical fiber.
    Type: Grant
    Filed: October 5, 2020
    Date of Patent: February 20, 2024
    Assignee: Terex USA, LLC
    Inventor: Corey Scott Johnson
  • Patent number: 11906936
    Abstract: An electronic apparatus includes a secondary battery, a first power feeder, a second power feeder, and a processor. The first power feeder feeds power to the secondary battery. The second power feeder feeds power to the secondary battery at a current larger than a current fed by the first power feeder. The processor selects an operation mode of the electronic apparatus based on different reference values selected based on whether the first power feeder is feeding power to the secondary battery or the second power feeder is feeding power to the secondary battery.
    Type: Grant
    Filed: July 22, 2021
    Date of Patent: February 20, 2024
    Assignee: CASIO COMPUTER CO., LTD.
    Inventors: Fumiaki Ochiai, Yoshinori Asami, Yohei Kawaguchi, Katsuhiko Obata
  • Patent number: 11901744
    Abstract: A control device includes a control portion that controls a power supply portion that supplies power to a load based on received power received by a power receiving portion from a power transmitting device. In the case where the power receiving portion, after receiving a signal having a first frequency and a first duty from the power transmitting device, receives a signal having a second frequency that is different from the first frequency or a signal having a second duty that is different from the first duty, the control portion specifies an issued command based on a length of a reception period of the signal having the second frequency or the signal having the second duty.
    Type: Grant
    Filed: September 21, 2020
    Date of Patent: February 13, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventor: Kota Onishi
  • Patent number: 11901757
    Abstract: A control method may include: controlling a first switch, a second switch, a third switch, a fourth switch, a fifth switch, a first leg, and a second leg set to turn on or off, to form in a first period a circuit loop for a charge/discharge module to discharge to a motor and to form in a second period a circuit loop for the charge/discharge module and the motor to charge a first electric vehicle battery group and a second electric vehicle battery group or form in the second period a circuit loop for the motor to charge the first electric vehicle battery group and the second electric vehicle battery group.
    Type: Grant
    Filed: August 3, 2023
    Date of Patent: February 13, 2024
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Yuanmiao Zhao, Xiaojian Huang, Zhanliang Li, Yu Yan, Xinwei Chen, Zhimin Dan
  • Patent number: 11888338
    Abstract: Exemplary embodiments may include a device with an input power component, a system supply component, an inductive charger component operatively coupled to the input component and the system component, and a direct charger component operatively coupled to the inductive charger and the system component. Exemplary embodiments may further include an input node of the inductive charger component and an input node of the direct charger component operatively coupled to an output node of the input power component at a first device node. Exemplary embodiments may also include a method of receiving an input power signal, obtaining a charging condition, entering a first charging state, in accordance with the obtained charging condition satisfying a first charging condition, and entering a second charging state, in accordance with the obtained charging condition satisfying a second charging condition.
    Type: Grant
    Filed: August 11, 2020
    Date of Patent: January 30, 2024
    Assignee: Renesas Electronics America Inc.
    Inventors: Zhigang Liang, Mehul Shah, Sungkeun Lim, Ryan Foran
  • Patent number: 11870357
    Abstract: A DC-DC converter, an on-board charger, and an electric vehicle are disclosed. The DC-DC converter includes: a first adjustment module, a resonance module, a second adjustment module, a current detection module, and a controller. The current detection module is configured to detect a current signal of the resonance module; and the controller is configured to control the first adjustment module and the second adjustment module to reduce an output power when the current signal is greater than a current threshold. By directly detecting the current signal of the resonance module, a high precision and a faster response are achieved.
    Type: Grant
    Filed: April 25, 2019
    Date of Patent: January 9, 2024
    Assignee: BYD COMPANY LIMITED
    Inventor: Xiaobin Zhang
  • Patent number: 11870192
    Abstract: This invention relates to a charging adapter 30, 40 for charging a battery 20, 50 of a solar blind, a roller blind, a roman blind, a Venetian blind, a pleated blind, an electric curtain all having the battery 20, 50, the battery 20, 50 being charged by an output 14 of an external power supply 10, the charging adapter 30, 40 comprising a first plug converter 30 and a second plug converter 40, the first plug converter 30 having a first plug 34 and a second plug 36, the first plug converter 30 connectable to the second plug converter 40, the second plug converter 40 comprising a flexible cord 42 having a third plug 44 at one end of the flexible cord 42, and a fourth plug 46 at the other end of the flexible cord 42, the fourth plug 46 magnetically connectible with the second plug 36.
    Type: Grant
    Filed: March 25, 2021
    Date of Patent: January 9, 2024
    Assignee: SOMFY ACTIVITES SA
    Inventor: Peter Ramsing
  • Patent number: 11863005
    Abstract: Methods, systems, and devices for power electronics-based (PE-based) battery management. A system may include a set of battery strings, where each battery string may include a set of battery modules, and where each battery module may include a set of battery cells. The system may also include a set of power converters, where each power converter may be coupled with at least one battery string. A power electronics-based (PE-based) BMS may provide one or more battery management functions for at least one corresponding battery string while also monitoring or controlling a corresponding power converter.
    Type: Grant
    Filed: April 18, 2022
    Date of Patent: January 2, 2024
    Assignee: Clenera, LLC
    Inventor: Geng Tian
  • Patent number: 11855466
    Abstract: A battery charging cable can be connected to a power supplying device and supply electricity to, and thereby charge, the battery of another device when the battery is low in power. The battery charging cable includes a USB Type-C connector at one end and a positive-electrode clamp and a negative-electrode clamp at the other end, wherein the clamps can be respectively clamped to the positive and negative electrodes of the battery of a device to be charged. With the battery charging cable supporting a USB Power Delivery protocol, and the USB Type-C connector configured to provide a relatively high voltage and power, the battery charging cable provides overload protection and has great power transmission performance.
    Type: Grant
    Filed: August 16, 2021
    Date of Patent: December 26, 2023
    Inventor: Solomon Chang
  • Patent number: 11846677
    Abstract: A method and an apparatus for monitoring a Battery Backup Unit (BBU) (312), a server (301), and a readable storage medium (330) are provided. The method includes following steps: monitoring a voltage and a ampere-hour of the BBU (312) (S101); when the voltage is static and the variation of the ampere-hour is greater than a variation threshold value, determining a current moving window point by a remaining power percentage curve corresponding to the BBU (312) (S102); determining a current moving window by a previous moving window point and the current moving window point (S103); and calculating a remaining capacity of the BBU (312) by the current moving window (S104).
    Type: Grant
    Filed: July 23, 2020
    Date of Patent: December 19, 2023
    Assignee: INSPUR SUZHOU INTELLIGENT TECHNOLOGY CO., LTD.
    Inventor: Minggang Sun
  • Patent number: 11837877
    Abstract: This application discloses a coil module, which includes: an insulation layer, a first planar coil winding, and a second planar coil winding, one turn of coil of the first planar coil winding includes a first portion, a second portion, and a first connection part, and one turn of coil of the second planar coil winding includes a third portion, a fourth portion, and a second connection part. The first connection portion connects an outer side part of the first portion and an inner side part of the second portion, the second connection portion connects an inner side part of the third portion and an outer side part of the fourth portion, and there is an overlap between a projection of the first connection portion on a plane of the insulation layer and a projection of the second connection portion on the plane of the insulation layer.
    Type: Grant
    Filed: September 25, 2020
    Date of Patent: December 5, 2023
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Changsheng Pei, Yongfa Zhu, Zhiqiang Zeng, Xiaowei Chen
  • Patent number: 11813470
    Abstract: Systems, devices and methods allow inductive recharging of a power source located within or coupled to an implantable medical device while the device is implanted in a patient. The implantable devices in some examples include a multi-axis antenna having a plurality of coil windings arranged orthogonal to one another. The multi-axis antenna configured to generate at least a minimum level of induced current for recharging a power source of the implanted medical device regardless of the orientation of a direction of a magnetic field imposed on the multi-axis antenna relative to an orientation of the implanted medical device and the multi-axis antenna for a given energy level of the imposed magnetic field.
    Type: Grant
    Filed: September 21, 2020
    Date of Patent: November 14, 2023
    Assignee: Medtronic, Inc.
    Inventors: Rajesh V. Iyer, Gordon O. Munns, Christian S. Nielsen, Craig L. Schmidt, Paul B. Young
  • Patent number: 11811254
    Abstract: A power conversion circuit includes a first end of a first switch element coupled to an input power supply; a second end of the first switch element coupled to a first end of a first energy storage element, and a first end of a second switch element; a second end of the first energy storage element coupled to ground through a third switch element, and a first end of a fourth switch element; a second end of the second switch element coupled and connected to a battery; a first end of a second energy storage element coupled to two ends of the first energy storage element through a fifth switch element and a sixth switch element; a second end of the second energy storage element coupled to the battery; and a second end of the fourth switch element coupled to the battery.
    Type: Grant
    Filed: July 8, 2022
    Date of Patent: November 7, 2023
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Jun Song, Pengfei Wang
  • Patent number: 11804724
    Abstract: A rechargeable battery jump starting device having detachable positive and negative cables. The rechargeable battery jump starting device, including a rechargeable battery connected to a positive cam-lock cable connecting device and a negative cam-lock cable connecting device. The rechargeable battery jump starting device can include a highly electrically conductive frame connecting the rechargeable battery to the cam-lock cable devices.
    Type: Grant
    Filed: November 6, 2020
    Date of Patent: October 31, 2023
    Assignee: The Noco Company
    Inventors: Jonathan Lewis Nook, William Knight Nook, Sr., James Richard Stanfield, Derek Michael Underhill
  • Patent number: 11804722
    Abstract: The present disclosure provides a battery pack power supply system and a battery pack power supply method.
    Type: Grant
    Filed: June 7, 2021
    Date of Patent: October 31, 2023
    Assignee: Globe (Jiangsu) Co., Ltd.
    Inventors: Huage Wang, Chuntao Lu, Xian Zhuang, Baoan Li
  • Patent number: 11799304
    Abstract: The present disclosure relates to a technical idea for efficiently using space of a power supply unit of a charging/discharging system by facilitating arrangement and design in a unit module. A modular high-precision charger/discharger sub-rack assembly structure includes: a base plate fixed in a state of being vertically erected to a sub-rack of a high precision charger/discharger; and at least one charger/discharger power supply unit or electrically or physically detachably attached to one surface of the base plate, configured to perform charging or discharging through bi-directional AC-DC conversion or bi-directional DC-DC conversion between a battery and a power source, including constituent circuits arranged in a first direction to have an elongated shape in the first direction and to perform charging or discharging, and arranged in parallel in a second direction perpendicular to the first direction on the base plate.
    Type: Grant
    Filed: October 13, 2020
    Date of Patent: October 24, 2023
    Assignee: WONIK PNE CO., LTD.
    Inventors: Dea Taek Chung, Byung Hum Kim, Soo Yong Chae
  • Patent number: 11799301
    Abstract: A battery system and method may be shown and described. Two or more batteries may be connected in an identical configuration to an output device. The batteries may be controlled by a control unit or logic chip which may be configured to operate in two phases. In the first phase, the two or more batteries may be connected in series. In the second phase, the two or more batteries may be connected in parallel. Switches may be connected to the positive and negative terminals of the batteries to switch the configuration from series to parallel, and vice-versa. A control unit may switch between the two phases at any desirable frequency to produce a desired output voltage and amperage. The switching speed between the two phases may be any number of rotations per second.
    Type: Grant
    Filed: July 25, 2022
    Date of Patent: October 24, 2023
    Assignee: Switching Battery Inc.
    Inventors: Kannappan Karuppan Chettiar, Veshant Chettiar
  • Patent number: 11784341
    Abstract: The invention provides novel high-energy density and low-cost flow electrochemical devices incorporating solid-flow electrodes, and further provides methods of using such electrochemical devices. Included are anode and cathode current collector foils that can be made to move during discharge or recharge of the device. Solid-flow devices according to the invention provide improved charging capability due to direct replacement of the conventional electrode stack, higher volumetric and gravimetric energy density, and reduced battery cost due to reduced dimensions of the ion-permeable layer.
    Type: Grant
    Filed: December 7, 2016
    Date of Patent: October 10, 2023
    Assignee: The Chinese University of Hong Kong
    Inventors: Yi-Chun Lu, Zengyue Wang, Long Yin Simon Tam, Qingli Zou, Guangtao Cong
  • Patent number: 11770012
    Abstract: A battery charging apparatus includes a battery charger having a housing and a battery mount plate for charging the battery. A contact block of the battery mount plate includes an electrical terminal configured to provide a charging voltage to the battery. The battery can operate in a first state in which the battery delivers a first delivery voltage or in a second state in which the battery delivers a second and higher delivery voltage. The battery can be charged in the first state or the second state. The battery charger switches the battery between the first state and the second state in which power is provided to the battery through the electrical terminal at the second and higher charging voltage to charge the battery.
    Type: Grant
    Filed: October 20, 2022
    Date of Patent: September 26, 2023
    Inventor: Ross Kanarek