Patents by Inventor Jayanth Rangaraju

Jayanth Rangaraju 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).

  • Controller circuit for photovoltaic sub-module
    Patent number: 11843251
    Abstract: A controller circuit for a PV sub-module includes a power harvest controller circuit, a voltage limit controller circuit, a power mode control circuit, a multiplexer circuit, and a switching converter circuit. The power harvest controller circuit, including a first PV voltage input, a ceiling reference input, a floor reference input, and a first gate control output. The voltage limit controller circuit, including a first output voltage feedback input, a pulse width reference input, and a second gate control output. The power mode control circuit, including a second output voltage feedback input, a mode reference input, and a mode selection output. The multiplexer circuit, including a first gate control input, a second gate control input, a mode selection input, and a third gate control output. The switching converter circuit, including a second PV voltage input, a third gate control input, and a DC voltage output.
    Type: Grant
    Filed: October 27, 2021
    Date of Patent: December 12, 2023
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventors: Richard Hester, Timothy Patrick Pauletti, Suheng Chen, Amneh Mohammed Akour, Nat Maruthachalam Natarajan, Jayanth Rangaraju
  • CONTROLLER CIRCUIT FOR PHOTOVOLTAIC SUB-MODULE
    Publication number: 20220069585
    Abstract: A controller circuit for a PV sub-module includes a power harvest controller circuit, a voltage limit controller circuit, a power mode control circuit, a multiplexer circuit, and a switching converter circuit. The power harvest controller circuit, including a first PV voltage input, a ceiling reference input, a floor reference input, and a first gate control output. The voltage limit controller circuit, including a first output voltage feedback input, a pulse width reference input, and a second gate control output. The power mode control circuit, including a second output voltage feedback input, a mode reference input, and a mode selection output. The multiplexer circuit, including a first gate control input, a second gate control input, a mode selection input, and a third gate control output. The switching converter circuit, including a second PV voltage input, a third gate control input, and a DC voltage output.
    Type: Application
    Filed: October 27, 2021
    Publication date: March 3, 2022
    Inventors: Richard Hester, Timothy Patrick Pauletti, Suheng Chen, Amneh Mohammed Akour, Nat Maruthachalam Natarajan, Jayanth Rangaraju
  • Controller circuit for photovoltaic sub-module
    Patent number: 11190022
    Abstract: A controller circuit for a PV sub-module includes a power harvest controller circuit, a voltage limit controller circuit, a power mode control circuit, a multiplexer circuit, and a switching converter circuit. The power harvest controller circuit, including a first PV voltage input, a ceiling reference input, a floor reference input, and a first gate control output. The voltage limit controller circuit, including a first output voltage feedback input, a pulse width reference input, and a second gate control output. The power mode control circuit, including a second output voltage feedback input, a mode reference input, and a mode selection output. The multiplexer circuit, including a first gate control input, a second gate control input, a mode selection input, and a third gate control output. The switching converter circuit, including a second PV voltage input, a third gate control input, and a DC voltage output.
    Type: Grant
    Filed: January 7, 2020
    Date of Patent: November 30, 2021
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventors: Richard Hester, Timothy Patrick Pauletti, Suheng Chen, Amneh Mohammed Akour, Nat Maruthachalam Natarajan, Jayanth Rangaraju
  • CONTROLLER CIRCUIT FOR PHOTOVOLTAIC SUB-MODULE
    Publication number: 20200251907
    Abstract: A controller circuit for a PV sub-module includes a power harvest controller circuit, a voltage limit controller circuit, a power mode control circuit, a multiplexer circuit, and a switching converter circuit. The power harvest controller circuit, including a first PV voltage input, a ceiling reference input, a floor reference input, and a first gate control output. The voltage limit controller circuit, including a first output voltage feedback input, a pulse width reference input, and a second gate control output. The power mode control circuit, including a second output voltage feedback input, a mode reference input, and a mode selection output. The multiplexer circuit, including a first gate control input, a second gate control input, a mode selection input, and a third gate control output. The switching converter circuit, including a second PV voltage input, a third gate control input, and a DC voltage output.
    Type: Application
    Filed: January 7, 2020
    Publication date: August 6, 2020
    Applicant: Texas Instruments Incorporated
    Inventors: Richard Hester, Timothy Patrick Pauletti, Suheng Chen, Amneh Mohammed Akour, Nat Maruthachalam Natarajan, Jayanth Rangaraju