Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7620326 | Method for transmitting at least one first and second data signal in polarization multiplex in an optical transmission system | — | 2009-11-17 |
| 7312909 | Method for synchronizing the phase of optical return-to-zero (RZ) data signals | Erich Gottwald | 2007-12-25 |
| 7209665 | Control concept for a multistage polarization mode dispersion compensator | Klaus Kotten, Erich Gottwald | 2007-04-24 |
| 7197210 | Method and device for determining and compensating for the tilting of the spectrum in an optical fiber of a data transmission path | Jörg-Peter Elbers, Andreas Färbert, Lutz Rapp, Christian Scheerer | 2007-03-27 |
| 7127166 | Method for transmitting at least one first and one second data signal in polarization division multiplex in an optical transmission system | — | 2006-10-24 |
| 7116454 | Method for determining signal quality in optical transmission systems | Joerg-Peter Elbers, Andreas Faerbert, Christian Scheerer | 2006-10-03 |
| 7057713 | Method and device for measuring the fiber non-linearity of an optical fiber in a data transmission path | Jörg-Peter Elbers, Erich Gottwald, Christian Scheerer | 2006-06-06 |
| 6968134 | Method and arrangement for measuring the signal quality in an optical transmission system | Rainer Wiesmann, Oliver Bleck, Björn Heppner, Ernst Müllner, Albrecht Neudecker | 2005-11-22 |
| 6947421 | System method for the automatic routing of data packets in an optical data packet stream | Harald Geiger, Erich Gottwald | 2005-09-20 |
| 6856724 | Compensation system for adaptive equalization of an optical signal | Marc Bohn, Georg Heinrich Mohs, Sven Otte, Christian Scheerer, Jan Mietzner +1 more | 2005-02-15 |
| 6819412 | Measurement method for determining the nonlinearities in an optical fiber | Erich Gottwald | 2004-11-16 |
| 6816299 | Method and system for optimization of an optical transmission signal which is modulated with a binary data signal | Erich Gottwald | 2004-11-09 |
| 6748169 | Method for measuring the signal quality of an optical data signal | Harald Geiger, Erich Gottwald | 2004-06-08 |
| 6639482 | Method for regulating the working point of a modulator and associated drive unit | Harald Geiger, Georg Heinrich Mohs | 2003-10-28 |
| 6634808 | Method for transmitting at least one first and one second data signal in polarization division multiplex in an optical transmission system | — | 2003-10-21 |
| 6516113 | Method for reducing stimulated brillouin backscatter | Erich Gottwald, Werner Paetsch, Walter Proebster | 2003-02-04 |