Patents by Inventor Gilberto CONTRERAS

Gilberto CONTRERAS 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: 9823869
    Abstract: Embodiments of the claimed subject matter provide systems and methods for protecting data in dynamically allocated regions of memory. The method can include receiving the read request where the read request comprises a virtual address associated with a memory and determining a physical address associated with the virtual address. The further includes determining whether the physical address associated with the virtual address is read protected and determining whether the read request is from a component allowed to access read protected memory. The read protected memory was dynamically allocated on a per page basis. The method further includes in response to determining that the read request is to a read protected physical address and determining that the component is allowed to access read protected memory, sending the data from the physical address in the memory.
    Type: Grant
    Filed: January 8, 2015
    Date of Patent: November 21, 2017
    Assignee: Nvidia Corporation
    Inventors: Franciscus Sijstermans, Steven Molnar, Gilberto Contreras, Jay Huang, Jay Gupta, Michael Wasserman, James Deming
  • Publication number: 20150301761
    Abstract: Embodiments of the claimed subject matter provide systems and methods for protecting data in dynamically allocated regions of memory. The method can include receiving the read request where the read request comprises a virtual address associated with a memory and determining a physical address associated with the virtual address. The further includes determining whether the physical address associated with the virtual address is read protected and determining whether the read request is from a component allowed to access read protected memory. The read protected memory was dynamically allocated on a per page basis. The method further includes in response to determining that the read request is to a read protected physical address and determining that the component is allowed to access read protected memory, sending the data from the physical address in the memory.
    Type: Application
    Filed: January 8, 2015
    Publication date: October 22, 2015
    Inventors: Franciscus SIJSTERMANS, Steven MOLNAR, Gilberto CONTRERAS, Jay HUANG, Jay GUPTA, Michael WASSERMAN, James DEMING