Patents by Inventor William K. Brewer

William K. Brewer 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).

  • Switched architecture access server
    Patent number: 6252878
    Abstract: A communication system includes an access server that communicates information between a wide area network (WAN) and a local area network (LAN). The access server includes a WAN interface, a switch fabric, a number of route processors, and a LAN interface. The switch fabric directs information from the WAN interface to a selected route processor based on its loading characteristics.
    Type: Grant
    Filed: October 30, 1997
    Date of Patent: June 26, 2001
    Assignee: Cisco Technology, Inc.
    Inventors: Robert H. Locklear, Jr., Craig S. Cantrell, Kip R. McClanahan, William K. Brewer, Anthony J. P. Carew
  • Communication server apparatus and method
    Patent number: 5905781
    Abstract: A communication server (700) is disclosed and includes a plurality of XDSL transceiver units (710) and a plurality of line interface modules (702). Each line interface module (702) has a plurality of inputs each coupled to a twisted pair data line. Each line interface module (702) also has a plurality of outputs each associated with one of the XDSL transceiver units (710). Each line interface (702) is operable to couple a requesting twisted pair data line to an output associated with a selected XDSL transceiver unit (710). The communication server (700) also includes a network interface (714) that has a plurality of inputs coupled to associated XDSL transceiver units (710). The communication server (700) further includes a system controller (712) coupled to the XDSL transceiver units (710), to the plurality of line interface modules (702) and to the network interface (714).
    Type: Grant
    Filed: March 28, 1997
    Date of Patent: May 18, 1999
    Assignee: Cisco Technology, Inc.
    Inventors: John F. McHale, James R. Sisk, Robert H. Locklear, Jr., William K. Brewer, Clifford L. Hall