Patents by Inventor Anne Morel-Trinquet

Anne Morel-Trinquet 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).

  • Management of the interaction between security and operating system power management unit
    Patent number: 9383796
    Abstract: The present invention relates to a method of controlling the operation of a processing device in a first mode or in a second mode. The processing device has a first execution environment and a second execution environment. The method comprises, upon detection of a switch between said first and second modes, setting in the first execution environment a value of a shared variable to an initial value, upon detection of a request of execution of instructions in the second execution environment, updating the value of said shared variable to a value different from the initial value, and reading a current value of the shared variable and causing the processing device to operate in the first mode or in the second mode depending at least on the current value of the shared variable.
    Type: Grant
    Filed: June 6, 2012
    Date of Patent: July 5, 2016
    Assignee: ST-Ericsson SA
    Inventors: Gilles Gallet, Pierre Philippe, Laurent Morel, Anne Morel-Trinquet
  • Management of the Interaction Between Security and Operating System Power Management Unit
    Publication number: 20140201548
    Abstract: The present invention relates to a method of controlling the operation of a processing device in a first mode or in a second mode. The processing device has a first execution environment and a second execution environment. The method comprises, upon detection of a switch between said first and second modes, setting in the first execution environment a value of a shared variable to an initial value, upon detection of a request of execution of instructions in the second execution environment, updating the value of said shared variable to a value different from the initial value, and reading a current value of the shared variable and causing the processing device to operate in the first mode or in the second mode depending at least on the current value of the shared variable.
    Type: Application
    Filed: June 6, 2012
    Publication date: July 17, 2014
    Applicant: ST-Ericsson SA
    Inventors: Gilles Gallet, Pierre Philippe, Laurent Morel, Anne Morel-Trinquet