| 10805008 |
Optical amplifiers that support gain clamping and optionally power loading |
Edwin Zak |
2020-10-13 |
| 10707638 |
Integrated signal loss detection in Raman amplified fiber spans or other fiber spans |
— |
2020-07-07 |
| 10516477 |
Repeater OTDR using repeater based Raman pumps |
Stephen Michael Webb, Do-Il Chang, John G. Ellison |
2019-12-24 |
| 9985727 |
Feedback controlled Raman amplification in optical system |
Stephen Michael Webb, John G. Ellison |
2018-05-29 |
| 9831943 |
Repeater OTDR using repeater based raman pumps |
Stephen Michael Webb, Do-Il Chang, John G. Ellison |
2017-11-28 |
| 9735532 |
Multi-span optical communications link having remote optically pumped amplifier |
Do-Il Chang |
2017-08-15 |
| 9461437 |
Tilt control through optical pump power adjustment |
Do-Il Chang, Stephen Michael Webb |
2016-10-04 |
| 8380069 |
Introduction-side dispersion shifting of channels |
Do-Il Chang |
2013-02-19 |
| 8380068 |
Distinct dispersion compensation for coherent channels |
Do-Il Chang |
2013-02-19 |
| 8233216 |
Optical amplifier bandwidth alteration |
Do-Il Chang, Herve A. Fevrier |
2012-07-31 |
| 8228598 |
Optical amplifier with Raman and rare-earth-doped fiber amplifier both pumped efficiently using direct and reflected pump light |
Do-Il Chang, Herve A. Fevrier |
2012-07-24 |
| 8145062 |
Optical amplifier capable of amplifying optical signals that traverse separate transmission fibers |
Do-Il Chang, Herve A. Fevrier |
2012-03-27 |
| 8111454 |
Optical communication using shared optical pumps |
Do-Il Chang |
2012-02-07 |
| 8111453 |
Submarine optical repeater |
Do-Il Chang |
2012-02-07 |
| 7193771 |
Power scalable optical systems for generating, transporting, and delivering high power, high quality laser beams |
Duane D. Smith, Iain T. McKinnie, Josef Robert Unternahrer |
2007-03-20 |
| 7042631 |
Power scalable optical systems for generating, transporting, and delivering high power, high quality, laser beams |
Duane D. Smith, Narasimha S. Prasad, Josef Robert Unternahrer, John Koroshetz, Iain T. McKinnie |
2006-05-09 |
| 6894828 |
Power scalable waveguide amplifier and laser devices |
Duane D. Smith, Narasimha S. Prasad |
2005-05-17 |
| 6381255 |
Solid state UV laser |
Paul Phillip Van Saarloos |
2002-04-30 |
| 5383198 |
Self-starting mode-locked ring cavity laser |
Peter E. Powers, Chung L. Tang |
1995-01-17 |
| 5377043 |
Ti:sapphire-pumped high repetition rate femtosecond optical parametric oscillator |
Peter E. Powers, Chung L. Tang |
1994-12-27 |
| 5371752 |
Optical parametric oscillation using KTA nonlinear crystals |
Peter E. Powers, Lap K. Cheng, Chung L. Tang |
1994-12-06 |