Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10873173 | Reducing back reflection in hybrid lasers | Hang Guan, Yang Liu, Ran Ding, Michael J. Hochberg | 2020-12-22 |
| 7010026 | Enhanced line card and packetizing CPE for lifeline packet voice telephone | Gudmundur Hjartarson, Jonathan Boocock, Andrew Deczky, Mark Feeley | 2006-03-07 |
| 6873623 | System and method for overlaying DSL access multiplexer onto existing access systems | Allan Isfan | 2005-03-29 |
| 6295343 | Method and apparatus for combining voice line card and xDSL line card functions | Gudmundur Hjartarson, Mark Feeley, Jonathan Boocock, Andrew Deczky | 2001-09-25 |
| 4592070 | ADPCM encoder/decoder with improved tracking | Peter Chow, Leo Strawczynski | 1986-05-27 |
| 4549304 | ADPCM Encoder/decoder with signalling bit insertion | Leo Strawczynski | 1985-10-22 |
| 4542516 | ADPCM Encoder/decoder with zero code suppression | — | 1985-09-17 |