Ralph Leppla

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Darmstadt, DE

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Patents Grantslast 30 patents

Information Patent Grant
Transferring digital subscriber connection signals via a coaxial cable
- Patent number 11,949,536
- Issue date Apr 2, 2024
- Deutsche Telekom AG
- Peter Muggenthaler
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for the raman amplification of optical signals and transmiss...
- Patent number 8,447,184
- Issue date May 21, 2013
- Deutsche Telekom AG
- Matthias Gunkel
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and device for channel-adapted signal transmission in optica...
- Patent number 8,184,978
- Issue date May 22, 2012
- Deutsche Telekom AG
- Sascha Vorbeck
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for detecting and localizing faults in an optical transmissi...
- Patent number 7,885,539
- Issue date Feb 8, 2011
- Deutsche Telekom AG
- Ralph Leppla
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Processes and devices for the determination of a PMD-induced outage...
- Patent number 7,715,717
- Issue date May 11, 2010
- Deutsche Telekom AG
- Werner Weiershausen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
TRANSFERRING DIGITAL SUBSCRIBER CONNECTION SIGNALS VIA A COAXIAL C...
- Publication number 20230327906
- Publication date Oct 12, 2023
- Deutsche Telekom AG
- Peter Muggenthaler
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD FOR THE RAMAN AMPLIFICATION OF OPTICAL SIGNALS AND TRANSMISS...
- Publication number 20100135662
- Publication date Jun 3, 2010
- Deutsche Telekom AG
- Matthias Gunkel
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND DEVICE FOR CHANNEL-ADAPTED SIGNAL TRANSMISSION IN OPTICA...
- Publication number 20090214212
- Publication date Aug 27, 2009
- Deutsche Telekom AG
- Sascha Vorbeck
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Reduction of Signal Degradations in Optical Transmission Links
- Publication number 20080124091
- Publication date May 29, 2008
- Deutsche Telekom AG
- Sascha Vorbeck
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for detecting and localizing faults in an optical transmissi...
- Publication number 20070274712
- Publication date Nov 29, 2007
- Ralph Leppla
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Processes and devices for the determination of a pmd-induced outage...
- Publication number 20070031147
- Publication date Feb 8, 2007
- Schott AG
- Werner Weiershausen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE