Patents by Inventor David Paul Buehler

David Paul Buehler 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: 20240106370
    Abstract: A system includes an inverter including: a point-of-use controller for a power module, the point-of-use controller including: a positive voltage connection configured to receive a positive control voltage from a high-voltage controller; a command connection configured to receive a command from the high-voltage controller; a message connection configured to send and receive a message to and from the high-voltage controller; a negative voltage connection configured to receive a positive control voltage from the high-voltage controller; a north gate connection configured to output a north gate control signal to a north group of one or more switches; a south gate connection configured to output a south gate control signal to a south group of one or more switches; a north sense connection configured to connect to a first portion of a sensing trace; and a south sense connection configured to receive a second portion of the sensing trace.
    Type: Application
    Filed: January 31, 2023
    Publication date: March 28, 2024
    Applicant: Delphi Technologies IP Limited
    Inventors: Mark Wendell Gose, Seyed R. Zarabadi, David Paul Buehler, Kevin M. Gertiser
  • Publication number: 20240105533
    Abstract: A power module includes: a first substrate having an outer surface and an inner surface; a semiconductor die coupled to the inner surface of the first substrate; a second substrate having an outer surface and an inner surface, the semiconductor die being coupled to the inner surface of the second substrate; and a first electrically conductive spacer coupled to inner surface of the first substrate and to the inner surface of the second substrate.
    Type: Application
    Filed: February 27, 2023
    Publication date: March 28, 2024
    Applicant: Delphi Technologies IP Limited
    Inventors: David Paul Buehler, Kevin M. Gertiser, David W. Ihms, Mark Wendell Gose
  • Publication number: 20240106346
    Abstract: A system includes: an inverter configured to convert DC power from a battery to AC power to drive a motor, wherein the inverter includes: a first power module including: a first connection; a second connection; a first power switch including a first gate terminal, the first power switch configured to control a first flow of current between the first connection and the second connection based on a first signal to the first gate terminal; and a first point-of-use controller configured to provide the first signal to the first gate terminal to control the first power switch.
    Type: Application
    Filed: January 31, 2023
    Publication date: March 28, 2024
    Applicant: Delphi Technologies IP Limited
    Inventors: Mark Wendell Gose, Seyed R. Zarabadi, David Paul Buehler, Kevin M. Gertiser
  • Publication number: 20240105534
    Abstract: A power module includes: a first substrate having an outer surface and an inner surface; a semiconductor die coupled to the inner surface of the first substrate; a second substrate having an outer surface and an inner surface, the semiconductor die being coupled to the inner surface of the second substrate; and a flex circuit coupled to the semiconductor die.
    Type: Application
    Filed: February 27, 2023
    Publication date: March 28, 2024
    Applicant: Delphi Technologies IP Limited
    Inventors: David Paul Buehler, Kevin M. Gertiser, David W. Ihms, Mark Wendell Gose
  • Publication number: 20240107675
    Abstract: A power module includes: a first substrate having an outer surface and an inner surface, the first substrate extending from a first longitudinal end toward a second longitudinal end; a semiconductor die coupled to the inner surface of the first substrate; and a second substrate having an outer surface and an inner surface, the semiconductor die being coupled to the inner surface of the second substrate, the second substrate extending from a first longitudinal end toward a second longitudinal end, wherein the first longitudinal end of the first substrate is longitudinally offset from the first longitudinal end of the second substrate.
    Type: Application
    Filed: February 27, 2023
    Publication date: March 28, 2024
    Applicant: Delphi Technologies IP Limited
    Inventors: David Paul Buehler, Kevin M. Gertiser, David W. Ihms, Mark Wendell Gose
  • Publication number: 20240100963
    Abstract: A system includes: an inverter configured to convert DC power from a battery to AC power to drive a motor, wherein the inverter includes: a power module including: a first substrate including a first conductive layer; a second substrate including a second conductive layer; a power switch between the first substrate and the second substrate; and a flex layer between the first substrate and the second substrate, the flex layer electrically connected to the power switch.
    Type: Application
    Filed: February 27, 2023
    Publication date: March 28, 2024
    Applicant: Delphi Technologies IP Limited
    Inventors: David Paul Buehler, Kevin M. Gertiser, David W. Ihms, Mark Wendell Gose
  • Publication number: 20240106371
    Abstract: A system includes: an inverter configured to convert DC power from a battery to AC power to drive a motor, wherein the inverter includes: a first decoupling capacitor configured to be connected to a positive connection of the battery and a negative connection of the battery; and a first power module including: a first upper phase switch configured to control a first upper phase flow of current between the positive connection of the battery and a first phase connection of the motor, and a first lower phase switch configured to control a first lower phase flow of current between a negative connection of the battery and the first phase connection of the motor.
    Type: Application
    Filed: January 31, 2023
    Publication date: March 28, 2024
    Applicant: Delphi Technologies IP Limited
    Inventors: Seyed R. Zarabadi, Mark Wendell Gose, David Paul Buehler
  • Publication number: 20240106338
    Abstract: A system includes: an inverter configured to convert DC power from a battery to AC power to drive a motor, wherein the inverter includes: a first power module, the first power module including: a first substrate including a first conductive layer; a second substrate including a second conductive layer; a power switch between the first conductive layer and the second conductive layer, the power switch including a gate connection, wherein the power switch is configured to selectively electrically connect the first conductive layer to the second conductive layer based on a signal to the gate connection; and a point-of-use controller between the first conductive layer and the second conductive layer, the point-of-use controller configured to provide the signal to the gate connection to control the power switch.
    Type: Application
    Filed: February 27, 2023
    Publication date: March 28, 2024
    Applicant: Delphi Technologies IP Limited
    Inventors: David Paul Buehler, Kevin M. Gertiser, David W. Ihms, Mark Wendell Gose
  • Publication number: 20240106339
    Abstract: A power module includes: a first substrate having an outer surface and an inner surface, the first substrate extending from a first longitudinal end toward a second longitudinal end; a power switch including a semiconductor die, the power switch being coupled to the inner surface of the first substrate; a second substrate having an outer surface and an inner surface, the power switch being coupled to the inner surface of the second substrate, the second substrate extending from a first longitudinal end toward a second longitudinal end, wherein the first longitudinal end of the first substrate is longitudinally offset from the first longitudinal end of the second substrate; a first electrically conductive spacer coupled to inner surface of the first substrate and to the inner surface of the second substrate; and a flex circuit coupled to the power switch.
    Type: Application
    Filed: February 27, 2023
    Publication date: March 28, 2024
    Applicant: Delphi Technologies IP Limited
    Inventors: David Paul Buehler, Kevin M. Gertiser, David W. Ihms, Mark Wendell Gose
  • Publication number: 20030035278
    Abstract: A circuit assembly 10 is provided, including a main assembly board 18, a main assembly housing 20, and at least one partitioned circuit assembly 14. The partitioned circuit assembly 14 includes the partitioned circuit element 22, a partitioned circuit housing 24 and a plurality of connectors 26.
    Type: Application
    Filed: August 14, 2001
    Publication date: February 20, 2003
    Inventors: Daniel A. Lawlyes, David Paul Buehler