Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2020Format Matters! And People do, too! Tools and Insights from an Innovation Network
Kasper, Harriet; Pohl, Verena; Kochanowski, Monika
Conference Paper
2020Future Innovation Labs. Die Zukunft der Innovationsarbeit
Kasper, Harriet; Pohl, Verena
: Bauer, Wilhelm (Hrsg.); Riedel, Oliver (Hrsg.); Weisbecker, Anette (Hrsg.); Renner, Thomas (Hrsg.)
Study
2019InnoDeck: Card based Innovation Support
Kasper, Harriet; Kochanowski, Monika; Pohl, Verena
Conference Paper
2018Anchorvideos as a means to engage with software and technology innovations in large organizations
Pohl, Verena; Kasper, Harriet; Kochanowski, Monika; Krause, Tobias
Conference Paper
2018Smart Energy Hub. Smart-Data-Plattform für das prognose- und marktbasierte Energiemanagement von Infrastrukturbetreibern und Energieverbünden auf Basis von Sensordaten
Babel, Robin; Dukino, Claudia; Gauss, Armin; Häfele, Michael; Härle, Julia; Krause, Tobias; Pohl, Verena; Sawall, Helen; Scheuriker, Andreas; Schmidt, Felix; Siehler, Elias; Sivorotka, Filippos; Stetter, Daniel; Stolle, Peter; Zech, Daniel; Zindler, Oliver
: Renner, Thomas (Hrsg.); Reuter, Albrecht (Hrsg.); Schlenzig, Christoph (Hrsg.); Wagner, Holm (Hrsg.); Wagner, Siedfried (Hrsg.)
Study
2017Vernetzt den Einstieg schaffen
Stetter, Daniel; Ostermann, Julien; Pohl, Verena
Book Article
2017Zukunftsstudie 2027 #ichinzehnjahren
Pohl, Verena; Kasper, Harriet; Kochanowski, Monika; Renner, Thomas
Study
2016Geschäfts- und Betreibermodelle für gemeinsam genutzte Dienstfahrzeuge
Kasper, Harriet; Kochanowski, Monika; Krause, Tobias; Lindh, Helene; Natzke, Norman; Pohl, Verena; Schätzle, Daniel
Book Article
2016Motivation und Lösungsansatz des Projekts Shared E-Fleet
Krause, Tobias; Natzke, Norman; Pohl, Verena; Renner, Thomas; Tippelskirch, Matthias von
Book Article
2013So kommen Firmenflotten elektrisch ins Rollen
Vidackovic, Kresimir; Pohl, Verena
Journal Article
2011A cognitive radio architecture based on sub-Nyquist sampling
Wieruch, D.; Pohl, V.
Conference Paper
2010Recovering signals from lowpass data
Eldar, Y.C.; Pohl, V.
Journal Article
2010Signal recovery from low frequency components
Eldar, Y.C.; Pohl, V.
Conference Paper
2009Rate of convergence in approximating the spectral factor of regular stochastic sequences
Boche, H.; Pohl, V.
Journal Article
2008Boundedness behavior of the spectral factorization for polynomial data in the Wiener algebra
Boche, H.; Pohl, V.
Journal Article
2008Continuity versus boundedness of the spectral factorization mapping
Boche, H.; Pohl, V.
Journal Article
2008On the boundedness of the spectral factorization mapping on decomposing banach algebras
Boche, H.; Pohl, V.
Journal Article
2008On the calculation of the Hilbert transform from interpolated data
Boche, H.; Pohl, V.
Journal Article
2008Robustness of the inner-outer factorization and of the spectral factorization for FIR data
Boche, H.; Pohl, V.
Journal Article
2008Robustness of the spectral factorization for polynomials
Boche, H.; Pohl, V.
Conference Paper
2008The stability and continuity behavior of the spectral factorization in the Wiener algebra with applications in Wiener filtering
Boche, H.; Pohl, V.
Journal Article
2007Behaviour of the spectral factorization for continuous spectral densities
Boche, H.; Pohl, V.
Journal Article
2007On the behavior of causal projections with applications
Boche, H.; Pohl, V.
Journal Article
2007On the boundedness behavior of the spectral factorization in the Wiener algebra for FIR data
Boche, H.; Pohl, V.
Conference Paper
2007Signal representation and approximation - fundamental limits
Boche, H.; Pohl, V.
Journal Article
2007Spectral factorization for polynomial spectral densities - impact of dimension
Boche, H.; Pohl, V.
Journal Article
2007There is no free lunch with causal approximations
Boche, H.; Pohl, V.
Conference Paper
2006Analytical and Numerical Behavior of the Spectral Factorization
Boche, H.; Pohl, V.
Conference Paper
2006Approximation and representation of transfer functions of MIMO systems under stability, causality and smoothness constraints
Boche, H.; Pohl, V.
Conference Paper
2006Basis Selection Problems for different Performance Measures - Fundamental Limits
Boche, H.; Pohl, V.
Conference Paper
2006Characterization of the behavior of outer functions with applications to spectral factorization and system design
Boche, H.; Pohl, V.
Conference Paper
2006General Characterization of Bezout Space-Time Equalizers and Precoder
Boche, H.; Pohl, V.
Conference Paper
2006MIMO-ISI channel equalization - which prize we have to pay for causality
Boche, H.; Pohl, V.
Conference Paper
2006MIMO-ISI channels: Inner-outer factorization and applications to equalization
Boche, H.; Pohl, V.
Conference Paper
2006Necessary and sufficient condition for the continuity of all causal projections with applications
Boche, H.; Pohl, V.
Conference Paper
2006On the behavior of disk algebra bases with applications
Boche, H.; Pohl, V.
Journal Article
2006The peak-to-average power reduction problem - Fundamental limits and connection with Fourier analysis
Boche, H.; Pohl, V.
Conference Paper
2006Structural properties of the Wiener Filter - stability, smoothness properties, and FIR approximation behavior
Boche, H.; Pohl, V.
Journal Article
2006There exists no always convergent algorithm for the calculation of spectral factorization, Wiener filter, and Hilbert transform
Boche, H.; Pohl, V.
Conference Paper
2005The algebraic structure of frequency-selective MIMO channels
Pohl, V.; Jungnickel, V.; Helmolt, C. von
Journal Article
2005Characterization of holomorphic functions in terms of their moduli
Boche, H.; Pohl, V.
Journal Article
2005Continuity of the Outer Factorization and Mapping Properties with Applications
Boche, H.; Pohl, V.
Conference Paper
2005Continuous flat-fading MIMO channels
Pohl, V.; Nguyen, P.H.; Jungnickel, V.; Helmolt, C. von
Journal Article
2005FUNKUEBERTRAGUNGSVERFAHREN IM INNENRAUMBEREICH ZUR PARALLELEN FUNKUEBERTRAGUNG VON DIGITALEN DATENTEILSTROEMEN UND MOBILES FUNKUEBERTRAGUNGSSYSTEM
Jungnickel, V.; Krueger, U.; Pohl, V.; Helmolt, C. von; Haustein, T.; Stanczak, S.
Patent
2005General structure of the causal and stable inverses of MIMO systems with ISI
Boche, H.; Pohl, V.
Conference Paper
2005Geometrical characterization of the optimal causal linear MIMO-channel inverse
Boche, H.; Pohl, V.
Conference Paper
2005A MIMO RAKE receiver with enhanced interference cancellation
Jungnickel, V.; Chen, H.; Pohl, V.
Conference Paper
2005Spectral factorization in the disk algebra
Boche, H.; Pohl, V.
Journal Article
2005Spectral factorization, whitening- and estimation filter - stability, smoothness properties and FIR approximation behavior
Boche, H.; Pohl, V.
Conference Paper
2004A multi-code space-frequency RAKE receiver
Chen, H.; Jungnickel, V.; Pohl, V.; Helmolt, C. von
Conference Paper
2004Optimal length of the training and data phase in continuous flat fading MIMO channels
Pohl, V.; Jungnickel, V.; Helmolt, C. von
Conference Paper
2004Performance of MIMO rake receivers in WCDMA systems
Jungnickel, V.; Chang, Y.-S.; Pohl, V.
Conference Paper
2003Capacity of MIMO systems with closely spaced antennas
Jungnickel, V.; Pohl, V.; Helmolt, C. von
Journal Article
2003Digitales lineares Entzerrfilter
Pohl, V.
Patent
2003The effect of path loss variations on the capacity of MIMO systems
Pohl, V.; Jungnickel, V.; Haustein, T.; Helmolt, C. von
Conference Paper
2003Electronic tracking for wireless infrared communications
Jungnickel, V.; Forck, A.; Haustein, T.; Krüger, U.; Pohl, V.; Helmolt, C. von
Journal Article
2003Experiments on the element spacing in multi-antenna systems
Jungnickel, V.; Pohl, V.; Helmolt, C. von
Conference Paper
2003How often channel estimation is needed in MIMO systems
Pohl, V.; Nguyen, P.H.; Jungnickel, V.; Helmolt, C. von
Conference Paper
2003Limits of the achievable symbol rate in flat fading MIMO systems
Pohl, V.; Nguyen, P.H.; Jungnickel, V.; Helmolt, C. von
Conference Paper
2003Link adaptation in a multi-antenna system
Jungnickel, V.; Haustein, T.; Pohl, V.; Helmolt, C. von
Conference Paper
2002Antenna spacing in MIMO indoor channels
Pohl, V.; Jungnickel, V.; Haustein, T.; Helmolt, C. von
Conference Paper
2002On the performance of signal detection algorithms in flat-fading and frequency-selective MIMO channels
Jorswieck, E.; Jungnickel, V.; Haustein, T.; Pohl, V.; Helmolt, C. von
Conference Paper
2002Performance of MIMO systems with channel inversion
Haustein, T.; Helmolt, C. von; Jorswieck, E.; Jungnickel, V.; Pohl, V.
Conference Paper
2002A physical model of the wireless infrared communication channel
Jungnickel, V.; Pohl, V.; Nonnig, S.; Helmolt, C. von
Journal Article
2002Zero forcing equalizing filter for MIMO channels with intersymbol interference
Pohl, V.; Jungnickel, V.; Jorswieck, E.; Helmolt, C. von
Conference Paper
2001Bit error rates for a MIMO system in Rayleigh and Rician channels
Haustein, T.; Jorswieck, E.; Jungnickel, V.; Krueger, U.; Pohl, V.; Helmolt, C. von
Conference Paper
2001Performance of a MIMO system with overlay pilots
Jungnickel, V.; Haustein, T.; Jorswieck, E.; Pohl, V.; Helmolt, C. von
Conference Paper
2001A radio system with multi-element antennas
Pohl, V.; Kruger, U.; Helmolt, C. von; Haustein, T.; Stanczak, S.
Conference Paper
2000A channel model for wireless infrared communication
Pohl, V.; Jungnickel, V.; Helmolt, C. von
Conference Paper
2000Integrating-sphere diffuser for wireless infrared communication
Pohl, V.; Jungnickel, V.; Helmolt, C. von
Journal Article
1999Integrating sphere diffuser for wireless infrared communication
Pohl, V.; Jungnickel, V.; Hentges, R.; Helmolt, C. von
Conference Paper