Patents Assigned to Thomson-Lgt Laboratoire General des Telecommuications
  • Device for stopping the running of programs being executed in a microprocessor prior to the disappearance of the power supply voltage of the microprocessor
    Patent number: 4672585
    Abstract: A device for stopping the running of programs being executed in a microprocessor prior to the disappearance of the power supply voltage of the microprocessor comprising a differentiator circuit shunted across the power supply line VA of a microprocessor for inhibiting the access circuit to the internal RAM in the microprocessor and for reinitializing the internal circuits of the microprocessor as soon as the power supply voltage level VA begins to decrease from a predetermined decrease threshold.
    Type: Grant
    Filed: June 11, 1985
    Date of Patent: June 9, 1987
    Assignee: Thomson-Lgt Laboratoire General des Telecommuications
    Inventor: Michel Nollet