Patents Examined by D. Reagan Hudspeth
  • Semiconductor integrated circuit device having a substrate voltage generating circuit
    Patent number: 4503339
    Abstract: A semiconductor device comprising a substrate voltage-generating circuit which has an oscillating circuit and a pumping circuit. The substrate voltage-generating circuit also has a control circuit for controlling the application of the output signal of the oscillating circuit to the pumping circuit and a terminal electrode for receiving an external signal to control the control circuit and to stop the application of the output signal of the oscillating circuit to the pumping circuit.
    Type: Grant
    Filed: May 5, 1982
    Date of Patent: March 5, 1985
    Assignee: Fujitsu Limited
    Inventors: Norihisa Tsuge, Tomio Nakano, Masao Nakano