Issued Patents All Time
Showing 25 most recent of 67 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11852512 | Optical sensors interrogation device and method | — | 2023-12-26 |
| 11652544 | Correlation optical time domain reflectometry method and system | Mirko Lawin, Florian Azendorf | 2023-05-16 |
| 11476948 | Method and device for endless phase shifting of an optical signal | — | 2022-10-18 |
| 11307104 | Method and arrangement as well as an optical sensor for optically sensing a parameter of the group of temperature, humidity, or mechanical stress | Florian Azendorf | 2022-04-19 |
| 10958995 | Determination of the latency of an optical transmission link | — | 2021-03-23 |
| 10784958 | Method and device of determining a time-of-flight of an optical signal between a starting point of an optical path and a reflection point within the optical path | — | 2020-09-22 |
| 10735099 | Method and apparatus for performing event-driven diagnostics or prognostics of a network behaviour of a hierarchical optical network | Danish Rafique | 2020-08-04 |
| 10432306 | Method and apparatus for measurement of a backscattered trace of a fiber | — | 2019-10-01 |
| 10355784 | Method and optical transmitter device for creating an optical binary digital transmit signal | Christoph Wagner | 2019-07-16 |
| 10270534 | Method and transmitter device for creating an optical transmit signal | Annika Dochhan | 2019-04-23 |
| 10256959 | Method and apparatus for generating a tone signal | — | 2019-04-09 |
| 9806843 | Method and device for creating a control channel in an optical transmission signal and method and device for extracting the information included therein | — | 2017-10-31 |
| 9800342 | Optical WDM transmission network | Klaus Grobe | 2017-10-24 |
| 9473246 | Method and tuning device for tuning a tunable optical transmitter to a predetermined target wavelength | Klaus Grobe | 2016-10-18 |
| 9467316 | Method and device for transmitting a low-frequency signal over a data transmission link using a digital high bit-rate signal | Mirko Lawin | 2016-10-11 |
| 9369227 | Protected optical single-fiber WDM system | Klaus Grobe, Jörg-Peter Elbers | 2016-06-14 |
| 9344213 | Method for tuning a tunable optical transmitter in an optical WDM transmission system and corresponding optical WDM transmission system | Jörg-Peter Elbers | 2016-05-17 |
| 9294192 | Method, system, and transceiver device for bi-directionally transmitting digital optical signals over an optical transmission link | Klaus Grobe, Jörg-Peter Elbers, Helmut Griesser | 2016-03-22 |
| 9231724 | Method for operating an optical transmission system | Stephan Pachnicke, Markus Roppelt, Mirko Lawin, Klaus Grobe, Jörg-Peter Elbers | 2016-01-05 |
| 9219523 | Method and device for transmitting an optical digital WDM signal over an optical transmission link or a passive optical network | Stephan Pachnicke | 2015-12-22 |
| 9215116 | Method, transmitter and receiver device for transmitting a binary digital transmit signal over an optical transmission link | — | 2015-12-15 |
| 9166695 | Optical frequency locking method and device for optical data transmission | Markus Roppelt | 2015-10-20 |
| 9112617 | Method and device for monitoring a detachable fiber-optic connection, especially in a fiber-optic transmission device or system | Wesley Doonan | 2015-08-18 |
| 8879921 | Apparatus and a method for modulation of an optical signal | — | 2014-11-04 |
| 8818205 | Digital modulation method and device, especially an optical digital modulation method and device | — | 2014-08-26 |