| 11949498 |
Optical modulator |
Helmut Preisach |
2024-04-02 |
| 11342999 |
Method and apparatus for pre-distorting an input signal for an optical transmitter |
Soeren Gehrke |
2022-05-24 |
| 9991953 |
Transmitter self-calibration of time delay and frequency response for high baud-rate QAM transceivers |
Christopher Fludger |
2018-06-05 |
| 9935715 |
Calibrating an apparatus supporting pluggable optics |
— |
2018-04-03 |
| 9935720 |
Control of LO signal frequency offset between optical transmitters and receivers |
Christopher Fludger, Joerg Leykauf, Karsten Michaelsen |
2018-04-03 |
| 9735876 |
Calibrating an apparatus supporting pluggable optics |
— |
2017-08-15 |
| 9735888 |
Control of LO signal frequency offset between optical transmitters and receivers |
Christopher Fludger, Joerg Leykauf, Karsten Michaelsen |
2017-08-15 |
| 9716555 |
Common mode rejection ratio control for coherent optical receivers |
Juergen Hauenschild, Theodor Kupfer |
2017-07-25 |
| 9712247 |
Low bit rate signaling with optical IQ modulators |
— |
2017-07-18 |
| 9337937 |
Common mode rejection ratio control for coherent optical receivers |
Juergen Hauenschild, Theodor Kupfer |
2016-05-10 |
| 9197327 |
Optical communication transmitter system |
Jonas Geyer |
2015-11-24 |
| 9136948 |
Electrical modulator driver circuit for generating multi-level drive signals for QAM optical transmission |
Juergen Hauenschild, Chris Fludger |
2015-09-15 |
| 9124363 |
Digital frequency offset monitor for coherently detected optical superchannels |
Jonas Geyer |
2015-09-01 |
| 8948609 |
Pre-distortion techniques for optical modulators to improve constellation point separation |
James Whiteaway, Jonas Geyer |
2015-02-03 |
| 8638489 |
Filter-less generation of coherent optical subcarriers |
James Whiteaway |
2014-01-28 |