Research Projects - Nonlinear Signal Processing

2014 - 2017
ENTRANCE - Enhanced Radio Transmitter and Coexistence Exploration

The project ENTRANCE has the goal to investigate signal processing and system design methods that enable the design of flexible and power-efficient radio transmitters.

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2011 - 2014
Signal and Information Processing in Science and Engineering - Nonlinear Dynamic and Machine Learning (SISE-NDML-II) FWF S10610-N13

The modeling, measurement, transmission, and processing of information-bearing data and signals are key constituents of any modern technical system. Driven by scalability and reliability...

2010 - 2013
DRAGON - Design methods for Radio Architectures GOing Nanoscale

The main idea of the DRAGON project is to research and use new design methodologies and architectural innovations, based on reconfigurability and state-of-the-art digital CMOS technology, in...

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2010 - 2012
GreenPArK - Green Power Amplifiers (Zukunftsfonds Steiermark - PN 5061)

 Das Projekt GreenPArk instrumentalisiert die digitale Signalverarbeitung zur Steigerung des Wirkungsgrades von HF-Leistungsverstärkern in Mobilfunk-Basisstationen. Dazu werden...

2008 - 2011
Signal and Information Processing in Science and Engineering - Nonlinear Dynamic and Machine Learning (SISE-NDML-I) FWF S10604-N13

Verteilte Signale und Daten werden in Zukunft von zentraler Bedeutung für viele Bereiche des täglichen Lebens sein. Vernetzte Sensoren und verteilte Daten erlauben ein verbessertes...

2009 - 2010
SoftGNSS 2-A dual frequency software-based GNSS receiver

The main objective of the SoftGNSS project is the development of a software defined Global Positioning System (GPS) receiver whose performance is enhanced by a dual-frequency approach. The...

2002 - 2009
CD-Laboratory for Nonlinear Signal Processing

The Christian Doppler Laboratory for Nonlinear Signal Processing addresses fundamental research questions arising from signal processing applications which are challenging due to their...

2002 - 2009
CD-Laboratory for Nonlinear Signal Processing, Module A: Nonlinear Signal Processing in xDSL Systems

The research is concerned with the identification and inversion of weak nonlinear behaviour occurring in analog integrated circuits for ADSL applications. The nonlinear behaviour induced by...

2002 - 2009
CD-Laboratory for Nonlinear Signal Processing, Module B: Digital Correction of Analog Signal Processing Errors in Fast Analog-to-Digital Converters (ADC)

The goal of the project is the digital correction of analog signal processing errors in fast analog-to-digital converters. Through this digital correction of errors, costs for production of...

2003 - 2009
CD-Laboratory for Nonlinear Signal Processing, Module C: Digital Predistortion of RF-Power Amplifiers for UMTS (Universal Mobile Telecommunications System) Base-Stations

In recent years the rapid growth of the number of users in mobile communication networks led to the development of third generation standards like UMTS. The modulation and the multiple user...

2006 - 2009
CD-Laboratory for Nonlinear Signal Processing, Module D: Digital synthesizers for gigahertz-range fast frequency-hopping systems

High-frequency fast frequency-hopping systems require frequency synthesizers to provide multi-gigahertz clocks with a band switching time on the order of few tens of nanoseconds, posing...

2006 - 2009
CD-Laboratory for Nonlinear Signal Processing, Module F: Digital synthesizers for gigahertz-range fast frequency-hopping systems (Phase-Locked-Loop - PLL)

High-frequency fast frequency-hopping systems require frequency synthesizers to provide multi-gigahertz clocks with a band switching time on the order of few tens of nanoseconds, posing...

2000 - 2009
Nonlinear Prediction of Mobile-Radio Fading Processes

The rapid time variation of mobile radio channels is often modeled as a random process with second order moments reflecting vehicle speed, bandwidth and the scattering environment. These...

2005 - 2006
Efficient I/A Representation of Nonlinear Systems

Goal of the proposed research is the development of new efficient methods for the identification of the Input-output (i/o) behavior of nonlinear dynamical systems. The efficiency in terms of...

2001 - 2005
COST Action 277 - Nonlinear Speech Processing

The main objective of this Action is to improve the quality and capabilities of the voice services for telecommunication systems through the development of new nonlinear speech processing...

2002
Acoustic Signal Processing and Noise Analysis for the Localization of Leaks in Water Pipes

Loss of water due to leaks in pipes is a significant problem for communities in Austria and Southern Europe. Presently, such leaks are localized by noise measurement and auditory assessment...

2001 - 2002
Nonlinear Signal Processing for xDSL Systems

The research is concerned with the identification and inversion of weak nonlinear behaviour occurring in analogue integrated circuits for ADSL applications. The nonlinear behaviour induced...

2002
Three-Dimensional Audio Interfaces for the Blind and Visually Impaired

The aim of the project is to develop a highly effective acoustic user interface for visually impaired and blind people. To improve the usability over commonly used "screen readers...

2000 - 2001
The Naturalness of Synthetic Speech

The COST 258 Action with the title "The Naturalness of Synthetic Speech" is concerned with the coordination of basic research of 34 laboratories dealing with text-to-speech...

2000
Anthropomorphic Coding of Speech and Audio

Antropomorphic signal processing develops computational models of human communication modalities that emulate the physiological processes of their natural counterpart. Widely known examples...

2000
Speech & More

Due to the increasing use of mobile phones and future integrated devices (GPRS, UMTS terminals), there is a growing need for mobile access to information services. Spoken language interfaces...

1997
Broadband Wireless Communications

 The anticipated convergence of wireless communications and the internet demands for ever increasing data rates on radio air-interfaces for short range indoor as well as medium to...