Patents by Inventor Yuet C. Lee

Yuet C. Lee 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).

  • High speed Ethernet based on SONET technology
    Patent number: 7944941
    Abstract: A high-speed Ethernet using Thin SONET technology as the physical layer carrier makes use the large embedded base of SONET equipment, and is a step forward in integrating WANs, MANs and LANs. The HS Ethernet also takes advantage or current SONET functionality, such as framing, scrambling, integrity, etc. FEC fields are provided in the TOH for achieving a high level of error correction. The HS Ethernet frame comprises a length-type field generated at the PCS sublayer and a HEC field generated at the PMA layer. The frames are routed within a network using the source address, the destination address and a label.
    Type: Grant
    Filed: May 29, 2000
    Date of Patent: May 17, 2011
    Assignee: Ciena Corporation
    Inventors: Paul A. Bottorff, David W. Martin, Ronald J. Gagnon, Roger D. Carroll, Yuet C. Lee