Error Analysis for Noncoherent M-ary Orthogonal Communication Systems in the Presence of Arbitrary Gaussian Interference. - Karl-Josef Friederichs (IEEE Trans. Commun., 1986)

Performance of underlying hamming codes in M-QAM digital radio systems with nonlinear distortions. - Karl-Josef Friederichs; Janos Kovats (Eur. Trans. Telecommun., 1992)

Error performance of block coded multilevel QAM systems with nonlinear distortions. - Karl-Josef Friederichs; Janos Kovats (IEEE Trans. Commun., 1994)

Vision for Beyond 4G broadband radio systems. - Bernhard Raaf; Wolfgang Zirwas; Karl-Josef Friederichs; Esa Tiirola; Matti Laitila; Patrick Marsch; Risto Wichman (PIMRC, 2011)

A cognitive radio based dynamic spectrum access scheme for LTE heterogeneous networks. - Juan Diego Naranjo; Ingo Viering; Karl-Josef Friederichs (WTS, 2012)

System level performance of cellular networks utilizing ASA/LSA mechanisms. - Thomas Wirth; Bernd Holfeld; Dennis Wieruch; Rüdiger Halfmann; Karl-Josef Friederichs (CCS, 2014)

Optimization of Authorised/Licensed Shared Access resources. - Eva Perez; Karl-Josef Friederichs; Ingo Viering; Juan Diego Naranjo (CrownCom, 2014)

Utilization of Licensed Shared Access Resources in Indoor Small Cells Scenarios. - Eva Perez; Karl-Josef Friederichs; Andreas Lobinger; Bernhard Wegmann; Ingo Viering (CrownCom, 2016)

Field Trial of LTE eMBMS Network for TV Distribution: Experimental Results and Analysis. - Ahmad Awada 002; Ekkehard Lang; Olaf Renner; Karl-Josef Friederichs; Swen Petersen; Kerstin Pfaffinger; Benjamin Lembke; Roland Brugger (IEEE Trans. Broadcast., 2017)