Patents by Inventor Xavier Leprevost

Xavier Leprevost 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).

  • Memory emulation mechanism
    Patent number: 10204057
    Abstract: In an embodiment, a method comprises: obtaining a virtual bus address; translating the virtual bus address to a physical address of a portion of NVM storing first data; determining that the first portion of NVM has been allocated previously; reading the first data from the first portion of NVM; determining whether writing second data to the first portion of the NVM would change one or more bits in the first data; responsive to the determining that a write operation only changes data bits in the first data from 1 to 0, writing the second data over the first data stored in the first portion of NVM; and responsive to the determining that one or more bits in the first data would be flipped from 0 to 1, reallocating the first portion of NVM to a second portion of NVM, copying the first data from the first portion of NVM to the second portion of NVM with the first data modified by the second data.
    Type: Grant
    Filed: October 14, 2016
    Date of Patent: February 12, 2019
    Assignee: Atmel Corporation
    Inventors: Frode Milch Pedersen, Sylvain Garnier, Ian Fullerton, Xavier Leprevost
  • MEMORY EMULATION MECHANISM
    Publication number: 20180046582
    Abstract: In an embodiment, a method comprises: obtaining a virtual bus address; translating the virtual bus address to a physical address of a portion of NVM storing first data; determining that the first portion of NVM has been allocated previously; reading the first data from the first portion of NVM; determining whether writing second data to the first portion of the NVM would change one or more bits in the first data; responsive to the determining that a write operation only changes data bits in the first data from 1 to 0, writing the second data over the first data stored in the first portion of NVM; and responsive to the determining that one or more bits in the first data would be flipped from 0 to 1, reallocating the first portion of NVM to a second portion of NVM, copying the first data from the first portion of NVM to the second portion of NVM with the first data modified by the second data.
    Type: Application
    Filed: October 14, 2016
    Publication date: February 15, 2018
    Applicant: Atmel Corporation
    Inventors: Frode Milch Pedersen, Sylvain Garnier, Ian Fullerton, Xavier Leprevost