Wilfried Gappmair

56 papers B 1Journal 31Unranked 24
YearRankTypeTitle / Venue / Authors
2024 J jnl
Novel Results on SNR Estimation for Bandlimited Optical Intensity Channels.
Sensors
Wilfried Gappmair
2024 J jnl
Recent Trends and Advances in Telecommunications and Sensing.
Sensors
Erich Leitgeb, Maja Matijasevic, Wilfried Gappmair, Mario Kusek
2023 J jnl
Non-Data-Aided SNR Estimation for Bandlimited Optical Intensity Channels.
Sensors
Wilfried Gappmair
2022 J jnl
Data-Aided SNR Estimation for Bandlimited Optical Intensity Channels.
Sensors
Wilfried Gappmair
2022 J jnl
Satellite and space technology.
Elektrotech. Informationstechnik
Wilfried Gappmair
2021 — conf
3Time Jitter Influence on the Performance of PPM or PAM SIMO FSO Links over M-Turbulence Channels.
ConTEL
Panagiotis J. Gripeos, Hector E. Nistazakis, George K. Varotsos, Wilfried Gappmair, Andreas D. Tsigopoulos
2020 — conf
Asymptotic CRLB for Blind Symbol Rate Estimation in Digital Satellite Receivers.
CSNDSP
Barbara Suesser-Rechberger, Wilfried Gappmair
2020 — conf
Blind Symbol Timing Estimation for Bandlimited Optical Intensity Channels.
CSNDSP
Wilfried Gappmair, Hector E. Nistazakis
2019 J jnl
Coarse recovery of carrier frequency and symbol timing in multibeam satellite channels.
Int. J. Satell. Commun. Netw.
Wilfried Gappmair, Karin Plimon, Alberto Ginesi
2019 J jnl
On Parameter Estimation for Bandlimited Optical Intensity Channels.
Comput.
Wilfried Gappmair
2019 J jnl
SIMO subcarrier PSK FSO links with phase noise and non-zero boresight pointing errors over turbulence channels.
IET Commun.
George K. Varotsos, Hector E. Nistazakis, Wilfried Gappmair, Harilaos G. Sandalidis, George S. Tombras
2019 — conf
Some Notes on Phase Noise Generation and the Impact on DVB-S2x Waveforms.
ConTEL
Harald Schlemmer, Johannes Ebert, Tobias Taenzer, Wilfried Gappmair
2018 — conf
Interference-Dependent Performance of Multi-User Detection in High Throughput Satellite Systems.
CSNDSP
Karin Plimon, Johannes Ebert, Wilfried Gappmair, Martina Angelone, Alberto Ginesi
2018 J jnl
Joint recovery of carrier frequency and symbol timing for extremely bandwidth-efficient satellite links.
IET Commun.
Wilfried Gappmair, Karin Plimon, Johannes Ebert, Michael Bergmann
2018 — conf
Multi-User Detection Performance Demonstrator for Realistic High Throughput Satellite Systems.
CSNDSP
Karin Plimon, Johannes Ebert, Nemanja Stamenic, Harald Schlemmer, Màrius Caus, Wilfried Gappmair, Martina Angelone, Alberto Ginesi
2018 — conf
New Results on Symbol Rate Estimation in Digital Satellite Receivers.
CSNDSP
Barbara Suesser-Rechberger, Wilfried Gappmair
2017 — conf
An efficient receiver architecture for burst reception at very low SNR.
ConTEL
Johannes Ebert, Harald Schlemmer, Eral Türkyilmaz, Juan Rivera-Castro, Stefano Cioni, Wilfried Gappmair
2017 — conf
Average error performance in Subcarrier PSK FSO links over weak turbulence channels with spatial jitter and phase noise.
MOCAST
George K. Varotsos, Hector E. Nistazakis, George S. Tombras, Wilfried Gappmair
2017 J jnl
Cramer-Rao lower bound and parameter estimation for multibeam satellite links.
Int. J. Satell. Commun. Netw.
Wilfried Gappmair, Alberto Ginesi
2016 J jnl
Jitter floor elimination for blind feedforward/feedback symbol-timing recovery exploiting the extended zero-crossing property.
Int. J. Satell. Commun. Netw.
Wilfried Gappmair, Stefano Cioni, Giovanni Emanuele Corazza, Otto Koudelka
2016 — conf
Joint synchronization of symbol timing and carrier frequency using the extended zero-crossing property.
ASMS/SPSC
Wilfried Gappmair, Harald Schlemmer, Alberto Ginesi
2016 — conf
Modified CRLB and low-complex estimator for symbol timing recovery in direct-conversion receivers.
CSNDSP
Wilfried Gappmair, Otto Koudelka
2016 — conf
Performance of Walsh-Hadamard codes used for timing recovery in a DVB-S2x multibeam scenario.
CSNDSP
Barbara Suesser-Rechberger, Wilfried Gappmair, Alberto Ginesi
2015 J jnl
Cramér-Rao Bounds for SNR Estimation of Oversampled Linearly Modulated Signals.
IEEE Trans. Signal Process.
Roberto López-Valcarce, Javier Villares, Jaume Riba, Wilfried Gappmair, Carlos Mosquera
2015 J jnl
Estimation of carrier and channel parameters in time-selective fading channels.
IET Commun.
Wilfried Gappmair, Michael Bergmann
2014 — conf
A novel approach for symbol timing estimation based on the extended zero-crossing property.
ASMS/SPSC
Wilfried Gappmair, Stefano Cioni, Giovanni Emanuele Corazza, Otto Koudelka
2014 — conf
Blind symbol timing recovery in the presence of IQ mismatch and DC offset.
CSNDSP
Wilfried Gappmair, Otto Koudelka
2014 J jnl
New Results on Location-Aware Channel Estimation for Multibeam Satellite Links.
IEEE Commun. Lett.
Wilfried Gappmair, Michael Bergmann, Barbara Suesser-Rechberger
2014 J jnl
Open-Loop Analysis of a Nonlinearly Modified Gardner Synchronizer.
IEEE Commun. Lett.
Wilfried Gappmair
2014 — conf
Parameter estimation for link adaptation on land-mobile satellite links.
CSNDSP
Michael Bergmann, Wilfried Gappmair, Otto Koudelka
2014 — conf
Robustness analysis of location-aware channel estimation on multibeam satellite links.
CSNDSP
Barbara Suesser-Rechberger, Michael Bergmann, Gerald Hörack, Wilfried Gappmair
2012 — conf
CRLB and low-complex algorithm for joint estimation of carrier frequency/phase and IQ imbalance in direct-conversion receivers.
CSNDSP
Wilfried Gappmair, Otto Koudelka
2012 — conf
Estimation of carrier and channel parameters for land-mobile satellite channels.
ASMS/SPSC
Wilfried Gappmair, Michael Bergmann, Otto Koudelka
2012 J jnl
Novel results on pulse-position modulation performance for terrestrial free-space optical links impaired by turbulent atmosphere and pointing errors.
IET Commun.
Wilfried Gappmair
2012 — conf
The code-aided FEPE algorithm for joint frequency and phase estimation at Low SNR.
ASMS/SPSC
Johannes Ebert, Harald Schlemmer, Wilfried Gappmair
2011 — conf
Blind Demodulation Framework for Satellite Signals.
PSATS
Markus Flohberger, Wilfried Gappmair, Otto Koudelka
2011 — conf
Channel Estimation on the Forward Link of Multi-beam Satellite Systems.
PSATS
Michael Bergmann, Wilfried Gappmair, Carlos Mosquera, Otto Koudelka
2011 J jnl
Comment on "An Exact Performance Analysis of MRC/OSTBC over Generalized Fading Channels".
IEEE Trans. Commun.
Wilfried Gappmair
2011 J jnl
Further results on the capacity of free-space optical channels in turbulent atmosphere.
IET Commun.
Wilfried Gappmair
2011 B conf
Hybrid Space-Ground Processing for High-Capacity Multi-Beam Satellite Systems.
GLOBECOM
J. Arnau-Yanez, Michael Bergmann, Enzo Alberto Candreva, Giovanni Emanuele Corazza, Riccardo De Gaudenzi, D. Devillers, Wilfried Gappmair, Francesco Lombardo, Carlos Mosquera, Ana I. Pérez-Neira, Ilaria Thibault, Alessandro Vanelli-Coralli
2011 J jnl
OOK Performance for Terrestrial FSO Links in Turbulent Atmosphere with Pointing Errors Modeled by Hoyt Distributions.
IEEE Commun. Lett.
Wilfried Gappmair, Steve Hranilovic, Erich Leitgeb
2010 — conf
CRLB and ML algorithm for joint recovery of carrier phase and IQ imbalance.
CSNDSP
Wilfried Gappmair, Otto Koudelka
2010 J jnl
Joint NDA Estimation of Carrier Frequency/Phase and SNR for Linearly Modulated Signals.
IEEE Signal Process. Lett.
Wilfried Gappmair, Roberto López-Valcarce, Carlos Mosquera
2010 J jnl
Performance of PPM on terrestrial FSO links with turbulence and pointing errors.
IEEE Commun. Lett.
Wilfried Gappmair, Steve Hranilovic, Erich Leitgeb
2010 J jnl
Transmission Systems Exact analysis of different detector algorithms for NDA carrier phase recovery of 16/32-APSK signals.
Eur. Trans. Telecommun.
Wilfried Gappmair, Stefano Cioni, Alessandro Vanelli-Coralli, Otto Koudelka
2010 J jnl
Transmission Systems Open-loop analysis and self-noise performance of an NDA synchroniser for carrier-independent symbol timing recovery at baud rate.
Eur. Trans. Telecommun.
Wilfried Gappmair
2009 J jnl
Cramer-Rao lower bound and EM algorithm for envelope-based SNR estimation of nonconstant modulus constellations.
IEEE Trans. Commun.
Wilfried Gappmair, Roberto López-Valcarce, Carlos Mosquera
2009 J jnl
Error performance of coded FSO links in turbulent atmosphere modeled by gamma-gamma distributions.
IEEE Trans. Wirel. Commun.
Wilfried Gappmair, Markus Flohberger
2008 J jnl
Cramer-Rao Lower Bound for Non-Data-Aided SNR Estimation of Linear Modulation Schemes.
IEEE Trans. Commun.
Wilfried Gappmair
2006 J jnl
Extended Gardner Detector for Improved Symbol-Timing Recovery of M-PSK Signals.
IEEE Trans. Commun.
Wilfried Gappmair, Stefano Cioni, Giovanni Emanuele Corazza, Otto Koudelka
2006 J jnl
Transmission Systems Acquisition performance for NDA symbol-timing recovery with simple adaptive first-order loops.
Eur. Trans. Telecommun.
Wilfried Gappmair, Markus Flohberger, Otto Koudelka
2005 J jnl
Information Theory Extended analysis of Viterbi-Viterbi synchronizers.
Eur. Trans. Telecommun.
Wilfried Gappmair
2005 — conf
Software-Radio Architecture for Preambleless Acquisition of Frame, Carrier and Timing in MF-TDMA Modems.
ISWCS
Wolfgang Kogler, Wilfried Gappmair, Otto Koudelka
2005 — conf
Symbol-Timing Recovery with Modified Gardner Detectors.
ISWCS
Wilfried Gappmair, Stefano Cioni, Giovanni Emanuele Corazza, Otto Koudelka
2003 J jnl
An efficient prime-length DFT algorithm over finite fields GF(2
Eur. Trans. Telecommun.
Wilfried Gappmair
1999 J jnl
Claude E. Shannon: the 50th anniversary of information theory.
IEEE Commun. Mag.
Wilfried Gappmair