Karl-Otto Velthaus

Publication Activity (10 Years)

Years Active: 2014-2018
Publications (10 Years): 6

Top Topics

Wireless Transmission

Transfer Function

Top Venues

Publications

Alessandro Aimone, Stefanos Dris, Jan Sundermeyer, Jung Han Choi, Conrad Zerna, André Richter, Karl-Otto Velthaus
Programmable Transfer Function Optical-DAC Using an InP Segmented Mach-Zehnder Modulator. ICTON (2018)
R. Kaiser, S. Lange, M. Rausch, B. Gomez Saavedra, Marko Gruner, Gerrit Fiol, Klemens Janiak, Alessandro Aimone, Karl-Otto Velthaus, Jung Han Choi, Martin Schell
CL-TWE Mach-Zehnder modulators on InP: Central elements in transmitter PICs of increasing complexity. ICTON (2017)
M. Rausch, N. Wolf, Lei Yan, Karl-Otto Velthaus, Detlef Hoffmann, Marko Gruner, Martin Schell
A performance comparison of single-ended- and differential driving scheme at 64 Gbit/s QPSK modulation for InP-based IQ-Mach-Zehnder modulators in serial-push-pull configuration. ECOC (2015)
S. Lange, R. Kaiser, Marko Gruner, M. Hamacher, Karl-Otto Velthaus, Martin Schell
Low switching voltage InP-based travelling wave electrode Mach-Zehnder modulator monolithically integrated with DFB-laser for 60 Gb/s NRZ. OFC (2015)
B. Gomez Saavedra, N. Wolf, Lei Yan, Christian Meuer, Jung Han Choi, Karl-Otto Velthaus, Marko Gruner, Colja Schubert, Heinz-Gunter Bach, Martin Schell
First 105 Gb/s low power, small footprint PAM-8 impedance-engineered TOSA with InP MZ-modulator and customized driver IC using predistortion. OFC (2015)
S. Lange, Lei Yan, N. Wolf, R. Kaiser, Marko Gruner, Karl-Otto Velthaus, Martin Schell
Low power InP-based monolithic DFB-laser IQ modulator with SiGe differential driver for 32 GBd QPSK modulation. ECOC (2015)
Karl-Otto Velthaus, N. Wolf, Jung Han Choi, Lei Yan, P. Harati, Marko Gruner, B. Gomez Saavedra, M. Rausch, Heinz-Gunter Bach, Martin Schell
Impedance-engineered low power MZM / driver assembly for CFP4-size pluggable long haul and metro transceiver. ECOC (2014)