Patents by Inventor Richard A. Chan

Richard A. Chan 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).

  • Classes of service in an MPOA network
    Patent number: 6504819
    Abstract: A Multi-Protocol Over ATM (MPOA) network being scalable so as to allow service providers to provide internetworking services to subscribers. The MPOA network is divided into virtual private networks to provide intranet and Internet services over an ATM backbone. The internetworking management system is able to assign differentiated classes of service to the virtual private networks. This permits a service provider to offer subscribers the options of different levels of service.
    Type: Grant
    Filed: September 25, 1998
    Date of Patent: January 7, 2003
    Assignee: Alcatel Canada Inc.
    Inventors: David G. Fowler, Richard A. Chan, David Watkinson
  • CLASSES OF SERVICE IN AN MPOA NETWORK
    Publication number: 20020097675
    Abstract: A Multi-Protocol Over ATM (MPOA) network being scalable so as to allow service providers to provide internetworking services to subscribers. The MPOA network is divided into virtual private networks to provide intranet and Internet services over an ATM backbone. The internetworking management system is able to assign differentiated classes of service to the virtual private networks. This permits a service provider to offer subscribers the options of different levels of service.
    Type: Application
    Filed: September 25, 1998
    Publication date: July 25, 2002
    Inventors: DAVID G. FOWLER, RICHARD A. CHAN, DAVID WATKINSON
  • Dynamic configuration of edge forwarders to route servers in a distributed router system
    Patent number: 6335926
    Abstract: A configuration server is incorporated into a distributed router to support multiple route servers in an internetworking system. The multiple route servers in the system provide load sharing and/or standby functionality. In the system route servers provide routing decisions while edge forwarders are the packet forwarding elements. The configuration server is responsible for mapping edge forwarders to route servers.
    Type: Grant
    Filed: October 5, 1998
    Date of Patent: January 1, 2002
    Assignee: Newbridge Networks Corporation
    Inventors: Roderick P. Silton, Richard A. Chan, Ramana Gollamudi