Patents by Inventor Changguan Fan

Changguan Fan 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).

  • Code scrambling
    Publication number: 20060059371
    Abstract: The present disclosure relates to a method, apparatus and system for scrambling of error and warning codes, or the like. Such method may be used for at least in part deterring fraud or enhancing the security of a system.
    Type: Application
    Filed: April 14, 2005
    Publication date: March 16, 2006
    Inventors: Brian Haug, Changguan Fan, Meera Desikamani
  • Code scrambling
    Publication number: 20050204249
    Abstract: The present disclosure relates to a method, apparatus and system for scrambling of error and warning codes, or the like. Such method may be used for at least in part deterring fraud or enhancing the security of a system.
    Type: Application
    Filed: April 20, 2005
    Publication date: September 15, 2005
    Inventors: Brian Haug, Changguan Fan, Meera Desikamani
  • Generically provisioning an appliance
    Publication number: 20030018758
    Abstract: A method, system, and apparatus for provisioning a generically pre-provisioned client device such as a web appliance upon an initial connection to a server system such as an ISP. The web appliance is pre-provisioned with enough data to enable it to connect to any of a plurality of ISPs. ISP-specific data are provisioned upon initial connection, to customize the client for use in that ISP's environment.
    Type: Application
    Filed: July 13, 2001
    Publication date: January 23, 2003
    Inventors: Changguan Fan, Brian R. Haug, Meera Desikamani
  • Authentication protocol with dynamic secret
    Publication number: 20030014672
    Abstract: A method and system for enabling a dynamic secret security value, such as a PIN, and for maintaining synchronization of copies of that value stored on two communicating devices such as a server and an appliance.
    Type: Application
    Filed: July 13, 2001
    Publication date: January 16, 2003
    Inventors: Meera Desikamani, Changguan Fan, Brian R. Haug
  • Method for deriving a network name
    Publication number: 20030014542
    Abstract: The present disclosure relates to a method, apparatus and system for determining or deriving a network name.
    Type: Application
    Filed: July 13, 2001
    Publication date: January 16, 2003
    Inventors: Brian R. Haug, Changguan Fan, Meera Desikamani
  • Code scrambling
    Publication number: 20030014707
    Abstract: The present disclosure relates to a method, apparatus and system for scrambling of error and warning codes, or the like. Such method may be used for at least in part deterring fraud or enhancing the security of a system. Such a technique may include detecting an error, scrambling the error code resulting from the error, and making the scrambled error code known.
    Type: Application
    Filed: July 13, 2001
    Publication date: January 16, 2003
    Inventors: Brian R. Haug, Changguan Fan, Meera Desikamani