Patents by Inventor Vinay Kumar Rangineni

Vinay Kumar Rangineni 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).

  • System and method for coupling a host device to secure and non-secure devices
    Patent number: 10089247
    Abstract: One embodiment provides an apparatus. The apparatus includes an input output memory management unit (I/O MMU), a non-secure operating system (OS) driver, a secure OS driver and a virtual machine monitor (VMM). The I/OMMU is to couple an I/O Controller to a memory. The I/O Controller is coupled to a secure device and a non-secure device and has one I/O Controller identifier. The non-secure OS driver is associated with the non-secure device. The secure OS driver is associated with the secure device. The VMM is to allocate a secure address space to a secure OS and a non-secure address space to a non-secure OS. The secure address space is non-overlapping with the non-secure address space.
    Type: Grant
    Filed: September 30, 2016
    Date of Patent: October 2, 2018
    Assignee: Intel Corporation
    Inventors: Nitin V. Sarangdhar, Baiju V. Patel, Tin-Cheung Kung, Joseph F. Cihula, Prashant Sethi, Vinay Kumar Rangineni
  • MULTI-DEVICE SYSTEM
    Publication number: 20180095900
    Abstract: One embodiment provides an apparatus. The apparatus includes an input output memory management unit (I/O MMU), a non-secure operating system (OS) driver, a secure OS driver and a virtual machine monitor (VMM). The I/OMMU is to couple an I/O Controller to a memory. The I/O Controller is coupled to a secure device and a non-secure device and has one I/O Controller identifier. The non-secure OS driver is associated with the non-secure device. The secure OS driver is associated with the secure device. The VMM is to allocate a secure address space to a secure OS and a non-secure address space to a non-secure OS. The secure address space is non-overlapping with the non-secure address space.
    Type: Application
    Filed: September 30, 2016
    Publication date: April 5, 2018
    Applicant: INTEL CORPORATION
    Inventors: Nitin V. Sarangdhar, Baiju V. Patel, Tin-Cheung Kung, Joseph F. Cihula, Prashant Sethi, Vinay Kumar Rangineni