Patents by Inventor Sylvain Joyeau

Sylvain Joyeau 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).

  • Device and method for controlling access to computer peripherals
    Patent number: 6898643
    Abstract: The invention concerns the sharing and the controlling of access to at least one peripheral for a computer system which includes a central processing unit and at the least one peripheral which has a physical interface to the central processing unit. Specifically, a request for access is received at an address of a virtual interface, where the address of the virtual interface corresponds to the physical interface, and data is exchanged between the central processing unit and the at least one peripheral is received. The received data is modified according to at least one predetermined criterion corresponding to the address of the virtual interface.
    Type: Grant
    Filed: June 18, 2001
    Date of Patent: May 24, 2005
    Assignee: Canon Kabushiki Kaisha
    Inventors: Sylvain Joyeau, Anne Abiven, Vicente Sanchez-Leighton
  • Device and method for controlling access to computer peripherals
    Publication number: 20020029311
    Abstract: The invention concerns a device for sharing and controlling access to peripherals for a computer system comprising a central processor (3) and at least one input/output peripheral (6, 9, 10) having a physical control interface (6A, 9A, 10A) accessible to the central processor (3),
    Type: Application
    Filed: June 18, 2001
    Publication date: March 7, 2002
    Inventors: Sylvain Joyeau, Anne Abiven, Vicente Sanchez-Leighton