Patents by Inventor Hideo Kondo

Hideo Kondo 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).

  • Methods and apparatus for managing a battery system
    Patent number: 11287460
    Abstract: Various embodiments of the present technology may provide methods and apparatus for managing a battery system. The apparatus may provide a power line to connect a battery to a signal converter and a fuel gauge circuit to measure a voltage of the power line, detect noise on the power line, and control operation of a sensor and/or the fuel gauge circuit in response to the detected noise.
    Type: Grant
    Filed: January 30, 2020
    Date of Patent: March 29, 2022
    Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
    Inventor: Hideo Kondo
  • Methods and apparatus for a battery
    Patent number: 11280839
    Abstract: Various embodiments of the present technology may provide methods and apparatus for a battery. The apparatus may compute a state of charge (SOC) of the battery using a coulomb counting method and adjust the computed SOC based on an extracted SOC. The apparatus may determine whether the battery is in an open circuit condition and, if so, the extracted SOC is determined during the open circuit period.
    Type: Grant
    Filed: April 20, 2020
    Date of Patent: March 22, 2022
    Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
    Inventor: Hideo Kondo
  • Methods and apparatus for computing parasitic resistance in a battery system
    Patent number: 11275121
    Abstract: Various embodiments of the present technology may provide methods and apparatus for computing parasitic resistance in a battery system. The apparatus may provide various circuits to perform functions such as storing known battery characteristic data, measuring battery voltage, computing remaining capacity, determining whether the battery is charging in a constant current state, measuring the duration of the constant current state, and calculating the parasitic resistance based on the measured duration and the battery characteristic data.
    Type: Grant
    Filed: October 1, 2020
    Date of Patent: March 15, 2022
    Assignee: Semiconductor Components Industries, LLC
    Inventor: Hideo Kondo
  • Methods and system for a battery
    Patent number: 11275119
    Abstract: Various embodiments of the present technology may provide methods and system for a battery. The system may provide a fuel gauge circuit configured to select an energy curve from a plurality of energy curves and determine a remaining energy value based on the selected energy curve and a computed remaining capacity of the battery. The fuel gauge circuit controls a current to a load based on the remaining energy value.
    Type: Grant
    Filed: October 31, 2019
    Date of Patent: March 15, 2022
    Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
    Inventor: Hideo Kondo
  • Methods and apparatus for a battery
    Patent number: 11271416
    Abstract: Various embodiments of the present technology may provide methods and apparatus for a battery. The apparatus may compute an ideal energy capability of the battery and an actual energy capability of the battery. The apparatus may compare the energy capabilities and determine whether to supply current to a load according to a default duty cycle or an adjusted duty cycle. The apparatus may provide an adjusted duty cycle by increasing the pulse width of the duty cycle or increasing the total period of the duty cycle.
    Type: Grant
    Filed: November 20, 2019
    Date of Patent: March 8, 2022
    Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
    Inventor: Hideo Kondo
  • Methods and system for a battery
    Patent number: 11255919
    Abstract: Various embodiments of the present technology may provide methods and system for a battery. The system may provide a fuel gauge circuit configured to estimate a state of health of the battery based on known battery data as a function of time, temperature, and remaining capacity.
    Type: Grant
    Filed: October 31, 2019
    Date of Patent: February 22, 2022
    Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
    Inventor: Hideo Kondo
  • METHODS AND APPARATUS FOR A BATTERY SYSTEM
    Publication number: 20220014034
    Abstract: Various embodiments of the present technology may provide methods and apparatus for a battery system. The apparatus may provide a fuel gauge circuit that operates in conjunction with a protection circuit to control discharging and/or current leakage at exposed terminals of the apparatus.
    Type: Application
    Filed: October 1, 2020
    Publication date: January 13, 2022
    Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
    Inventor: Hideo KONDO
  • BATTERY MANAGEMENT SYSTEM FOR GAUGING WITH LOW POWER
    Publication number: 20220004243
    Abstract: Implementations of fuel gauges may include a voltage sensor coupled with a memory, a processor coupled with the memory, a mode control logic circuit coupled with the voltage sensor, and a sampling timer coupled with the voltage sensor. The memory may include a plurality of relative state of charge (RSOC) values of a battery. The plurality of RSOC values may be used to calculate a plurality of internal resistance values. The fuel gauge may be configured to either increase, decrease, or maintain a sampling frequency based upon a measured power being drawn by a load coupled to the battery.
    Type: Application
    Filed: September 17, 2021
    Publication date: January 6, 2022
    Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
    Inventor: Hideo KONDO
  • METHODS AND APPARATUS FOR A BATTERY SYSTEM
    Publication number: 20210391740
    Abstract: Various embodiments of the present technology may provide methods and apparatus for a battery system. The apparatus may provide a protection control circuit to detect undesired battery conditions and a fuel gauge circuit to confirm the detected battery condition, record the detected condition, and report the recorded conditions.
    Type: Application
    Filed: October 1, 2020
    Publication date: December 16, 2021
    Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
    Inventor: Hideo KONDO
  • METHODS AND APPARATUS FOR COMPUTING PARASITIC RESISTANCE IN A BATTERY SYSTEM
    Publication number: 20210382118
    Abstract: Various embodiments of the present technology may provide methods and apparatus for computing parasitic resistance in a battery system. The apparatus may provide various circuits to perform functions such as storing known battery characteristic data, measuring battery voltage, computing remaining capacity, determining whether the battery is charging in a constant current state, measuring the duration of the constant current state, and calculating the parasitic resistance based on the measured duration and the battery characteristic data.
    Type: Application
    Filed: October 1, 2020
    Publication date: December 9, 2021
    Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
    Inventor: Hideo KONDO
  • METHODS AND APPARATUS FOR A BATTERY
    Publication number: 20210325464
    Abstract: Various embodiments of the present technology may provide methods and apparatus for a battery. The apparatus may compute a state of charge (SOC) of the battery using a coulomb counting method and adjust the computed SOC based on an extracted SOC. The apparatus may determine whether the battery is in an open circuit condition and, if so, the extracted SOC is determined during the open circuit period.
    Type: Application
    Filed: April 20, 2020
    Publication date: October 21, 2021
    Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
    Inventor: Hideo KONDO
  • METHODS AND APPARATUS FOR A BATTERY
    Publication number: 20210320513
    Abstract: Various embodiments of the present technology may provide methods and apparatus for a battery. The apparatus may be configured to prevent leakage current from the battery to a number of sub-systems by selectively operating switches that connect the battery to the sub-systems. Operation of the switches may be based on whether the battery is charging or discharging and the capacity of the battery.
    Type: Application
    Filed: April 13, 2020
    Publication date: October 14, 2021
    Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
    Inventor: Hideo KONDO
  • Battery management system for gauging with low power
    Patent number: 11144106
    Abstract: Implementations of fuel gauges may include a voltage sensor coupled with a memory, a processor coupled with the memory, a mode control logic circuit coupled with the voltage sensor, and a sampling timer coupled with the voltage sensor. The memory may include a plurality of relative state of charge (RSOC) values of a battery. The plurality of RSOC values may be used to calculate a plurality of internal resistance values. The fuel gauge may be configured to either increase, decrease, or maintain a sampling frequency based upon a measured power being drawn by a load coupled to the battery.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: October 12, 2021
    Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
    Inventor: Hideo Kondo
  • METHODS AND APPARATUS FOR A BATTERY
    Publication number: 20210296916
    Abstract: Various embodiments of the present technology may provide methods and apparatus for a battery. The apparatus may be configured to autonomously select an appropriate battery profile for a given battery. Autonomous selection may be achieved by measuring the time that the battery voltage is within a specified range and comparing the time results to a reference table having known battery data.
    Type: Application
    Filed: March 18, 2020
    Publication date: September 23, 2021
    Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
    Inventor: Hideo KONDO
  • METHODS AND SYSTEM FOR A BATTERY
    Publication number: 20210278471
    Abstract: Various embodiments of the present technology may provide methods and system for a battery. The system may provide a fuel gauge circuit connected to a battery, a sense resistor, and a bypass circuit to direct a discharge current away from a sense resistor. The fuel gauge circuit may control operation of the bypass circuit.
    Type: Application
    Filed: March 4, 2020
    Publication date: September 9, 2021
    Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
    Inventor: Hideo KONDO
  • METHODS AND APPARATUS FOR DETECTING BATTERY CELL IMBALANCE
    Publication number: 20210255252
    Abstract: Various embodiments of the present technology may provide methods and apparatus for detecting battery cell imbalance. The apparatus may provide a fuel gauge circuit to detect imbalance in a battery pack with two series-connected battery cells and determine the amount of imbalance using only the positive and negative terminal of the battery pack.
    Type: Application
    Filed: February 18, 2020
    Publication date: August 19, 2021
    Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
    Inventor: Hideo KONDO
  • METHODS AND APPARATUS FOR A POWER SUPPLY CONTROL CIRCUIT
    Publication number: 20210243842
    Abstract: Various embodiments of the present technology comprise a method and apparatus for a power supply control circuit. In various embodiments, the apparatus is adapted to control the power supplied by a battery to a heating element. The apparatus may comprise a memory for storing known data and circuitry configured to control the delivery of power from the battery to the heating element according to measured parameters, calculated parameters, and the known data.
    Type: Application
    Filed: April 23, 2021
    Publication date: August 5, 2021
    Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
    Inventor: Hideo KONDO
  • METHODS AND APPARATUS FOR MANAGING A BATTERY SYSTEM
    Publication number: 20210239748
    Abstract: Various embodiments of the present technology may provide methods and apparatus for managing a battery system. The apparatus may provide a power line to connect a battery to a signal converter and a fuel gauge circuit to measure a voltage of the power line, detect noise on the power line, and control operation of a sensor and/or the fuel gauge circuit in response to the detected noise.
    Type: Application
    Filed: January 30, 2020
    Publication date: August 5, 2021
    Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
    Inventor: Hideo KONDO
  • METHODS AND APPARATUS FOR A BATTERY
    Publication number: 20210223324
    Abstract: Various embodiments of the present technology may provide methods and apparatus for a battery. The apparatus may determine a first current according to a first technique and a second current according to a second technique. The apparatus may use a Kalman filter to compute the state of charge of the battery, wherein the Kalman filter uses one of the first current and the second current based on a comparison of the second current to a threshold current.
    Type: Application
    Filed: January 17, 2020
    Publication date: July 22, 2021
    Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
    Inventor: Hideo KONDO
  • METHODS AND APPARATUS FOR REPORTING A RELATIVE STATE OF CHARGE OF A BATTERY
    Publication number: 20210181260
    Abstract: Various embodiments of the present technology may comprise methods and apparatus to determine an RSOC value of a battery. The methods and apparatus may comprise utilizing various parameters, such as voltage and/or current, to calculate the RSOC of the battery. In various embodiments, the methods and apparatus may display one of a first RSOC and a second RSOC. In various embodiments, the methods and apparatus may further detect changes in the relevant parameter(s), adjust a previously-reported RSOC of the battery accordingly, and report the adjusted RSOC.
    Type: Application
    Filed: February 23, 2021
    Publication date: June 17, 2021
    Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
    Inventor: Hideo KONDO