- Dr.-Ing. Peter Schramm (1992 - 1996)
- Dr.-Ing. Bernhard Spinnler (1994 - 1997)
- Dr.-Ing. Jozef Hámorský (1993 - 1997)
- Dr.-Ing. Udo Wachsmann (1994 - 1997)
- Dr.-Ing. Thaddäus Dorsch (1995 - 1998)
- Prof. Dr.-Ing. Ralf Müller (1996 - 1999)
- Dipl.-Ing. Michael Link (1996 - 1999)
- Dr.-Ing. Dietmar Schill (1996 - 1999, external PhD student)
- Dr.-Ing. Stefan Müller-Weinfurtner (1996 - 2000)
- Prof. Dr.-Ing. Robert Schober (1997 - 2001)
- Dr.-Ing. Marco Breiling (1997 - 2001)
- Prof. Dr.-Ing. Wolfgang Gerstacker (1992 - 2001)
- Prof. Dr.-Ing. Alexander Lampe (1998-2002)
- Nina Wülfert (1997-2002)
- Prof. Dr.-Ing. Sabah Badri-Höher (1999 - 2002, external PhD student)
- Dr.-Ing. Simon Hüttinger (2000-2003)
- Prof. Dr.-Ing. Lutz Lampe (1998-2003)
- Dr.-Ing. Ulrich Forster (2001-2003)
- Dr.-Ing. Jürgen Rößler (1999-2003)
- Dipl.-Ing. Robert Bäuml (2000-2004)
- Dr.-Ing. Christoph Windpassinger (2000-2004)
- Dr.-Ing. Lu Zhao (2000-2004)
- Dr.-Ing. Reinhard Bernstein (1997-2006)
- Dr.-Ing. Ulrich Berold (2000-2007)
- Dr.-Ing. Volker Pauli (2003-2007)
- Andac Dönmez M.Sc. (2003-2007)
- Dr.-Ing. Bernd Matschkal (2001-2008)
- Dr.-Ing. Thorsten Hehn (2004-2008)
- Dr.-Ing. Roman Tzschoppe (2001-2009)
- Patrick Rmeily M.Sc. (2009)
- Dr.-Ing. Stefan Ländner (2007-2009)
- Dr.-Ing. Roberto Bianchi (2006-2010)
- Eduard Mustafin, M.Sc. (2009-2010)
- Dr.-Ing. Christian Siegl (2006-2011)
- Prof. Dr.-Ing. Henning Bülow (Alcatel-Lucent Guest Professor, 2008-2011)
- Ekaterina Masalkina, M.Sc. (2008-2011)
- Dipl.-Ing. Markus Mayrock (2005-2011)
- Dr.-Ing. Hans Kalveram (2010-2011)
- Dipl.-Ing. Martin Belzner (2006-2011)
- Dr.-Ing. Martin Hoch (2007-2011)
- Prof. Dr.-Ing. Robert Fischer (1992-2011)
- Dipl.-Ing. Xiao Xiao (2008-2012)
Former Visiting Researchers at LIT (in chronological order)
- Dr. Stefano Calabró, Universitá di Palermo, Italy (May - October 1998)
- Prof. Yuan Dong Feng, Shandong University, China (October 1998 - January 1999)
- Prof. Dr. Rolf Johannesson, Lund University, Sweden (October 2000 - December 2000)
- Mikko Vehkaper�, Norwegian University of Science and Technology (NTNU) (2009)
- Emma Matarazzo from Scuola Superiore Sant'Anna, Centro di Eccellenza per Ingegneria della Informazione, della Comunicazione e della Percezione, Pisa, Italy (2009 - 2010)
- Prof. Dr. Ralf Müller from Norwegian University of Science and Technology (NTNU) (2009 - 2010)
- Prof. Dr. Lutz Lampe from University of British Columbia (UBC), Vancouver (2010)