Patents by Inventor Lieven P. Leroy

Lieven P. Leroy 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, method, and computer program product for policy-based routing of objects in a multi-graphics processor environment
    Patent number: 8570331
    Abstract: A software layer is disposed between an application and a driver. In use, the software layer is adapted to receive an object from the application intended to be rendered by a first graphics processor. Such software layer, in turn, routes the object to a second graphics processor, based on a policy.
    Type: Grant
    Filed: August 22, 2007
    Date of Patent: October 29, 2013
    Assignee: NVIDIA Corporation
    Inventors: David Wyatt, Lieven P. Leroy, Franck R. Diard
  • Bandwidth-driven system, method, and computer program product for changing a refresh rate
    Patent number: 8284210
    Abstract: A bandwidth-driven system, method, and computer program product are provided for changing a refresh rate of a display system. In use, a bandwidth associated with a display system is identified. To this end, a refresh rate of the display system may be changed for controlling the bandwidth.
    Type: Grant
    Filed: October 4, 2007
    Date of Patent: October 9, 2012
    Assignee: NVIDIA Corporation
    Inventors: Ratin Kumar, Lieven P. Leroy, Charles T. Inman, Jacques Ge Mahe, Bruno E. A. Martin, James Reed Walker, Manish Lohani
  • System, method, and computer program product for changing a refresh rate based on an identified hardware aspect of a display system
    Patent number: 8207977
    Abstract: A system, method, and computer program product are provided for changing a refresh rate of a display system. In use, an aspect of hardware of a display system is identified. To this end, a refresh rate of the display system may be changed based on the identified aspect.
    Type: Grant
    Filed: October 4, 2007
    Date of Patent: June 26, 2012
    Assignee: NVIDIA Corporation
    Inventors: Ratin Kumar, Lieven P. Leroy, Charles T. Inman, Jacques Ge Mahe, Bruno E. A. Martin, James Reed Walker, Manish Lohani
  • System, method, and computer program product for saving power in a multi-graphics processor environment
    Patent number: 8199155
    Abstract: A system, method, and computer program product are provided for enabling or disabling a graphics processor during runtime. In use, a command is received to disable or enable a graphics processor. Such graphics processor is enabled or disabled during runtime, in response to the command.
    Type: Grant
    Filed: November 22, 2006
    Date of Patent: June 12, 2012
    Assignee: NVIDIA Corporation
    Inventors: Lieven P. Leroy, Saurabh Gupta, Terrence John Carraher, Todd Michael Poynter, KaWing Ho, Elaine K. Tam
  • System, method, and computer program product for controlling a driver utilizing scripts
    Patent number: 8020150
    Abstract: A system, method, and computer program product are provided for controlling a driver. In use, at least one script is received. Further, control code is generated based on the script. The control code is then executed during runtime for controlling a driver.
    Type: Grant
    Filed: May 11, 2007
    Date of Patent: September 13, 2011
    Assignee: NVIDIA Corporation
    Inventors: Gang Han, Lieven P. Leroy
  • System, method, and computer program product for saving power in a multi-graphics processor environment
    Publication number: 20080117222
    Abstract: A system, method, and computer program product are provided for enabling or disabling a graphics processor during runtime. In use, a command is received to disable or enable a graphics processor. Such graphics processor is enabled or disabled during runtime, in response to the command.
    Type: Application
    Filed: November 22, 2006
    Publication date: May 22, 2008
    Inventors: Lieven P. Leroy, Saurabh Gupta, Terrence John Carraher, Todd Michael Poynter, KaWing Ho, Elaine K. Tam
  • Method and system for utilizing graphics memory to provide storage for video BIOS initialization
    Patent number: 6963344
    Abstract: A computer implemented method for utilizing graphics memory of a computer system to provide storage for video BIOS initialization. Video BIOS memory is accessed to execute video BIOS initialization routines. A portion of graphics memory is configured for access by the video BIOS initialization routines. Program execution data from the video BIOS initialization routines is then stored in the portion of graphics memory. The program execution data is stored prior to a completion of a video BIOS power on self test.
    Type: Grant
    Filed: December 24, 2002
    Date of Patent: November 8, 2005
    Assignee: NVIDIA Corporation
    Inventors: Ian L. Kasprzak, Lieven P. Leroy, Goran Devic, Kaymann L. Woo