Patents by Inventor Quingming Ma

Quingming Ma 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).

  • Patent number: 6947416
    Abstract: A router in a network comprises an interface system for receiving packets and has a plurality of channels and a plurality of framing service engines. The router is configured to assign the channels to individual framing service engines for framing services. The router has a channel manager for performing the assignments, and the channel manager is configured to receive and use data about the framing service engines. The router further comprises a framing memory for buffering communication between the interface system and the plurality of framing service engines. At least one framing service engine is configured to frame packets and at least one framing service engine is configured to deframe packets, and the framing service engines may be configured to operate on AHDLC packets. The router can be used with an interface system that comprises a plurality of network interfaces terminating a plurality of point to point links.
    Type: Grant
    Filed: December 13, 2000
    Date of Patent: September 20, 2005
    Assignee: Cisco Technology, Inc.
    Inventors: Cheng-Lee Nee, Anthony Wu, Quingming Ma, Amar Amar, Chongzhen Wang, Winston Yuan, Minglei Yang