Patents by Inventor Tatsuwo NISHINO

Tatsuwo NISHINO 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).

  • Patent number: 11086386
    Abstract: The power consumption of a circuit block outside a microcomputer and inside the same system is reduced. An electric power control system includes a first power supply circuit, a semiconductor device having a first circuit block operated by electric power supplied from the first power supply circuit, a state holding circuit that holds an operation state in the first circuit block according to the electric power, an electric power control circuit that controls the electric power supplied to the first circuit block according to the operation state, and a first terminal that outputs a first state signal corresponding to the operation state, a second power supply circuit that controls the supply of electric power according to the first state signal, and a second circuit block operated by the electric power supplied from the second power supply circuit.
    Type: Grant
    Filed: August 9, 2018
    Date of Patent: August 10, 2021
    Assignee: RENESAS ELECTRONICS CORPORATION
    Inventors: Shunsuke Kogure, Takehiro Shimizu, Tatsuwo Nishino
  • Publication number: 20190113962
    Abstract: The power consumption of a circuit block outside a microcomputer and inside the same system is reduced. An electric power control system includes a first power supply circuit, a semiconductor device having a first circuit block operated by electric power supplied from the first power supply circuit, a state holding circuit that holds an operation state in the first circuit block according to the electric power, an electric power control circuit that controls the electric power supplied to the first circuit block according to the operation state, and a first terminal that outputs a first state signal corresponding to the operation state, a second power supply circuit that controls the supply of electric power according to the first state signal, and a second circuit block operated by the electric power supplied from the second power supply circuit.
    Type: Application
    Filed: August 9, 2018
    Publication date: April 18, 2019
    Inventors: Shunsuke KOGURE, Takehiro SHIMIZU, Tatsuwo NISHINO