Issued Patents All Time
Showing 25 most recent of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6560236 | Virtual LANs | George Varghese, John Bassett, Peter Higginson, Graham Cobb, Barry A. Spinney +1 more | 2003-05-06 |
| 6466997 | Method and apparatus for performing TX raw cell status report frequency and interrupt frequency mitigation in a network node | Theodore L. Ross, Douglas M. Washabaugh, Peter J. Roman, Wing Cheung, Koichi Tanaka +1 more | 2002-10-15 |
| 6337851 | Method and apparatus for relative error scheduling in a communications network using discrete rates and proportional rate scaling | Anna Charny, Wing Cheung, Peter J. Roman | 2002-01-08 |
| 6212567 | Method and apparatus for performing raw cell status report frequency mitigation on receive in a network node | Douglas M. Washabaugh, Peter J. Roman, Wing Cheung | 2001-04-03 |
| 6167049 | Non-zero minimum cell rate for available bit rate ATM service | Tong-Bi Pei, Kohei Abe | 2000-12-26 |
| 6108305 | Method and apparatus for relative error scheduling in a communications network using discrete rates and proportional rate scaling | Anna Charny, Wing Cheung, Peter J. Roman | 2000-08-22 |
| 6067563 | Method and apparatus for avoiding control reads in a network node | Douglas M. Washabaugh, Peter J. Roman, Wing Cheung | 2000-05-23 |
| 5995995 | Apparatus and method for scheduling virtual circuit data for DMA from a host memory to a transmit buffer memory | Robert J. Simcoe, Peter J. Roman, Anna Charny, Wing Cheung | 1999-11-30 |
| 5970229 | Apparatus and method for performing look-ahead scheduling of DMA transfers of data from a host memory to a transmit buffer memory | Peter J. Roman, Wing Cheung | 1999-10-19 |
| 5966546 | Method and apparatus for performing TX raw cell status report frequency and interrupt frequency mitigation in a network node | Theodore L. Ross, Douglas M. Washabaugh, Peter J. Roman, Wing Cheung, Koichi Tanaka +1 more | 1999-10-12 |
| 5963556 | Device for partitioning ports of a bridge into groups of different virtual local area networks | George Varghese, John Bassett, Peter Higginson, Graham Cobb, Barry A. Spinney +1 more | 1999-10-05 |
| 5960215 | Transmit data FIFO for flow controlled data | Robert J. Simcoe, Peter J. Roman, Koichi Tanaka | 1999-09-28 |
| 5941952 | Apparatus and method for transferring data from a transmit buffer memory at a particular rate | Peter J. Roman, Wing Cheung | 1999-08-24 |
| 5922046 | Method and apparatus for avoiding control reads in a network node | Douglas M. Washabaugh, Peter J. Roman, Wing Cheung | 1999-07-13 |
| 5905723 | System for achieving scalable router performance | George Varghese, David R. Oran | 1999-05-18 |
| 5867480 | Method and apparatus for controlling congestion in a network node | Koichi Tanaka, Peter J. Roman, Wing Cheung, Shinichi Mizuguchi | 1999-02-02 |
| 5862206 | Method and apparatus for performing raw cell status report frequency mitigation on transmit in a network node | Douglas M. Washabaugh, Peter J. Roman, Wing Cheung | 1999-01-19 |
| 5822612 | Apparatus and method for managing schedule table pointers | Peter J. Roman, Koichi Tanaka, Wing Cheung | 1998-10-13 |
| 5796966 | Method and apparatus for dynamically controlling data routes through a network | Robert J. Simcoe, George Varghese | 1998-08-18 |
| 5535209 | Method and apparatus for transporting timed program data using single transport schedule | Stephen D. Glaser, Robert J. Walsh | 1996-07-09 |
| 5434855 | Method and apparatus for selective interleaving in a cell-switched network | Radia J. Perlman, Charles W. Kaufman, William Hawe | 1995-07-18 |
| 5418967 | Fast arbiter having easy scaling for large numbers of requesters, large numbers of resource types with multiple instances of each type, and selectable queuing disciplines | Robert J. Simcoe | 1995-05-23 |
| 5390173 | Packet format in hub for packet data communications system | Barry A. Spinney, Robert J. Simcoe, George Varghese | 1995-02-14 |
| 5313641 | Fast arbiter having easy scaling for large numbers of requesters, large numbers of resource types with multiple instances of each type, and selectable queing disciplines | Robert J. Simcoe | 1994-05-17 |
| 5303391 | Fast arbiter having easy scaling for large numbers of requesters, large numbers of resource types with multiple instances of each type, and selectable queuing disciplines | Robert J. Simcoe | 1994-04-12 |