Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8379839 | Method and apparatus for controlling ringing voltage | Yadunandan Nagarajaiah, Eric Bass | 2013-02-19 |
| 8363822 | Method and apparatus for battery switching during ringing | Yadunandan Nagarajaiah, Eric Bass | 2013-01-29 |
| 8325908 | Method and apparatus for detecting ring trip precursors | Yadunandan Nagarajaiah | 2012-12-04 |
| 6760383 | Long reach SDSL system spectrally compatible with ADSL systems | — | 2004-07-06 |
| 6466586 | Digital subscriber line framing structure supporting imbedded rate adaptive synchronous and asynchronous traffic | Emil Lander | 2002-10-15 |
| 6240150 | Method and apparatus for filtering interference in a modem receiver | Edgar Velez | 2001-05-29 |
| 6236726 | Transmit power scaling for far-end crosstalk reduction | — | 2001-05-22 |
| 6137841 | Signal power adjustment for QAM communication systems | Edgar Velez | 2000-10-24 |