Publications By Year

• 2024
  • Generating rectifiable measures through neural networks
    E. Riegler, A. Bühler, Y. Pan, and H. Bölcskei, pp. 61, Dec. 2024, in preparation.
  • Covering numbers for deep ReLU networks with applications to function approximation and nonparametric regression
    W. Ou and H. Bölcskei, Foundations of Computational Mathematics, Oct. 2024, submitted.
  • Entropy of compact operators with applications to Landau-Pollak-Slepian theory and Sobolev spaces
    T. Allard and H. Bölcskei, Applied and Computational Harmonic Analysis, June 2024, submitted.
  • Metric-Entropy limits on nonlinear dynamical system learning
    Y. Pan, C. Hutter, and H. Bölcskei, Information Theory, Probability and Statistical Learning: A Festschrift in Honor of Andrew Barron, Springer, June 2024, submitted, (invited paper).
  • Ellipsoid methods for metric entropy computation
    T. Allard and H. Bölcskei, Constructive Approximation, May 2024, submitted.
  • On the invariance of the Kolmogorov complexity of ß-expansions
    V. Abadie and H. Bölcskei, arXiv:2405.03816, May 2024.
  • Three quantization regimes for deep neural networks
    W. Ou, P. Schenkel, and H. Bölcskei, Constructive Approximation, May 2024, submitted.
  • Cellular automata, many-valued logic, and deep neural networks
    Y. Zhang and H. Bölcskei, Bulletin of Symbolic Logic, Mar. 2024, submitted.
  • Extracting formulae in many-valued logic from deep neural networks
    Y. Zhang and H. Bölcskei, arxiv:2401.12113, Jan. 2024.

• 2023
  • Completion of matrices with low description complexity
    E. Riegler, G. Koliander, D. Stotz, and H. Bölcskei, Mathematical Statistics and Learning, Nov. 2023, submitted.
  • Lossy compression of general random variables
    E. Riegler, G. Koliander, and H. Bölcskei, Information and Inference: A Journal of the IMA, Vol. 12, Issue 3, Sept. 2023.
  • Beurling-type density criteria for system identification
    C. Aubel, H. Bölcskei, and V. Vlačić, Journal of Fourier Analysis and Applications, Vol. 29, Article No. 45, July 2023.

• 2022
  • Metric entropy limits on recurrent neural network learning of linear dynamical systems
    C. Hutter, R. Gül, and H. Bölcskei, Applied and Computational Harmonic Analysis, Vol. 59, pp. 198-223, July 2022, (invited paper).
  • Canonical conditions for K/2 degrees of freedom
    R. Gül, D. Stotz, S. A. Jafar, H. Bölcskei, and S. Shamai (Shitz), IEEE Transactions on Information Theory, Vol. 68, No. 3, pp. 1716-1730, Mar. 2022.

• 2021
  • Uncertainty relations and sparse signal recovery
    E. Riegler and H. Bölcskei, Chapter in Information-theoretic Methods in Data Science, M. Rodrigues and Y. Eldar, Eds., Cambridge University Press, 2021.
  • High-dimensional distribution generation through deep neural networks
    D. Perekrestenko, L. Eberhard, and H. Bölcskei, Partial Differential Equations and Applications, Springer, invited paper, Vol. 2, Article No. 64, Sept. 2021.
  • Deep neural network approximation theory
    D. Elbrächter, D. Perekrestenko, P. Grohs, and H. Bölcskei, IEEE Transactions on Information Theory, invited feature paper, Vol. 67, No. 5, pp. 2581-2623, May 2021.
  • Neural network identifiability for a family of sigmoidal nonlinearities
    V. Vlačić and H. Bölcskei, Constructive Approximation, May 2021, (invited paper).
  • Affine symmetries and neural network identifiability
    V. Vlačić and H. Bölcskei, Advances in Mathematics, Vol. 376, Article 107485, pp. 1-72, Jan. 2021.

• 2020
  • Constructive universal high-dimensional distribution generation through deep ReLU networks
    D. Perekrestenko, S. Müller, and H. Bölcskei, Proc. of the 37th International Conference on Machine Learning (ICML), Vienna, Austria, July 2020.

• 2019
  • Optimal approximation with sparsely connected deep neural networks
    H. Bölcskei, P. Grohs, G. Kutyniok, and P. Petersen, SIAM Journal on Mathematics of Data Science, Vol. 1, No. 1, pp. 8-45, 2019.
  • Lossless analog compression
    G. Alberti, H. Bölcskei, C. De Lellis, G. Koliander, and E. Riegler, IEEE Transactions on Information Theory, Vol. 65, No. 11, pp. 7480-7513, Nov. 2019.
  • Vandermonde matrices with nodes in the unit disk and the large sieve
    C. Aubel and H. Bölcskei, Applied and Computational Harmonic Analysis, Vol. 47, Issue 1, pp. 53-86, July 2019.

• 2018
  • Energy propagation in deep convolutional neural networks
    T. Wiatowski, P. Grohs, and H. Bölcskei, IEEE Transactions on Information Theory, Vol. 64, No. 7, pp. 4819-4842, July 2018.
  • Necessary conditions for K/2 degrees of freedom
    R. Gül, H. Bölcskei, and S. Shamai (Shitz), Proc. of IEEE International Symposium on Information Theory (ISIT), Vail, CO, USA, pp. 2574-2578, June 2018.
  • Noisy subspace clustering via matching pursuits
    M. Tschannen and H. Bölcskei, IEEE Transactions on Information Theory, Vol. 64, No. 6, pp. 4081-4104, June 2018.
  • Rate-distortion theory for general sets and measures
    E. Riegler, G. Koliander, and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Vail, CO, USA, pp. 101-105, June 2018.
  • A mathematical theory of deep convolutional neural networks for feature extraction
    T. Wiatowski and H. Bölcskei, IEEE Transactions on Information Theory, Vol. 64, No. 3, pp. 1845-1866, Mar. 2018.
  • A theory of super-resolution from short-time Fourier transform measurements
    C. Aubel, D. Stotz, and H. Bölcskei, Journal of Fourier Analysis and Applications, Vol. 24, No. 1, pp. 45-107, Feb. 2018.

• 2017
  • Robust nonparametric nearest neighbor random process clustering
    M. Tschannen and H. Bölcskei, IEEE Transactions on Signal Processing, Vol. 65, No. 22, pp. 6009-6023, Nov. 2017.
  • Almost lossless analog signal separation and probabilistic uncertainty relations
    D. Stotz, E. Riegler, E. Agustsson, and H. Bölcskei, IEEE Transactions on Information Theory, Vol. 63, No. 9, pp. 5445-5460, Sept. 2017.
  • Dimensionality-reduced subspace clustering
    R. Heckel, M. Tschannen, and H. Bölcskei, Information and Inference: A Journal of the IMA, Vol. 6, No. 3, pp. 246-283, Sept. 2017.
  • Memory-optimal neural network approximation
    H. Bölcskei, P. Grohs, G. Kutyniok, and P. Petersen, Proc. of SPIE (Wavelets and Sparsity XVII), San Diego, CA, USA, Vol. 10394, pp. 10394-10394-12, Aug. 2017, (invited paper).
  • Topology reduction in deep convolutional feature extraction networks
    T. Wiatowski, P. Grohs, and H. Bölcskei, Proc. of SPIE (Wavelets and Sparsity XVII), San Diego, CA, USA, Vol. 10394, pp. 1039418:1-1039418:12, Aug. 2017, (invited paper).
  • Energy decay and conservation in deep convolutional neural networks
    P. Grohs, T. Wiatowski, and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Aachen, Germany, pp. 1356-1360, June 2017.

• 2016
  • Characterizing degrees of freedom through additive combinatorics
    D. Stotz and H. Bölcskei, IEEE Transactions on Information Theory, Vol. 62, No. 11, pp. 6423-6435, Nov. 2016.
  • Canonical conditions for K/2 degrees of freedom
    D. Stotz, S. A. Jafar, H. Bölcskei, and S. Shamai (Shitz), Proc. of IEEE International Symposium on Information Theory (ISIT), Barcelona, Spain, pp. 1292-1296, July 2016.
  • Deep convolutional neural networks on cartoon functions
    P. Grohs, T. Wiatowski, and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Barcelona, Spain, pp. 1163-1167, July 2016.
  • Degrees of freedom in vector interference channels
    D. Stotz and H. Bölcskei, IEEE Transactions on Information Theory, Vol. 62, No. 7, pp. 4172-4197, July 2016.
  • Deterministic performance analysis of subspace methods for cisoid parameter estimation
    C. Aubel and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Barcelona, Spain, pp. 1551-1555, July 2016.
  • Lossless linear analog compression
    G. Alberti, H. Bölcskei, C. De Lellis, G. Koliander, and E. Riegler, Proc. of IEEE International Symposium on Information Theory (ISIT), Barcelona, Spain, pp. 2789-2793, July 2016.
  • Discrete deep feature extraction: A theory and new architectures
    T. Wiatowski, M. Tschannen, A. Stanić, P. Grohs, and H. Bölcskei, Proc. of International Conference on Machine Learning (ICML), New York, USA, pp. 2149-2158, June 2016.

• 2015
  • Robust subspace clustering via thresholding
    R. Heckel and H. Bölcskei, IEEE Transactions on Information Theory, Vol. 61, No. 11, pp. 6320-6342, Nov. 2015.
  • Deep convolutional neural networks based on semi-discrete frames
    T. Wiatowski and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Hong Kong, China, pp. 1212-1216, June 2015.
  • Density criteria for the identification of linear time-varying systems
    C. Aubel and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Hong Kong, China, pp. 2568-2572, June 2015.
  • Information-theoretic limits of matrix completion
    E. Riegler, D. Stotz, and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Hong Kong, China, pp. 1836-1840, June 2015.
  • Nonparametric nearest neighbor random process clustering
    M. Tschannen and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Hong Kong, China, pp. 1207-1211, June 2015.

• 2014
  • Explicit and almost sure conditions for K/2 degrees of freedom
    D. Stotz and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Honolulu, HI, pp. 471-475, July 2014.
  • Subspace clustering of dimensionality-reduced data
    R. Heckel, M. Tschannen, and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Honolulu, HI, pp. 2997-3001, July 2014.
  • Compressive nonparametric graphical model selection for time series
    A. Jung, R. Heckel, H. Bölcskei, and F. Hlawatsch, Proc. of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), pp. 769-773, May 2014.
  • Neighborhood selection for thresholding-based subspace clustering
    R. Heckel, E. Agustsson, and H. Bölcskei, Proc. of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), pp. 6761-6765, May 2014.
  • Super-resolution from short-time Fourier transform measurements
    C. Aubel, D. Stotz, and H. Bölcskei, Proc. of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Florence, Italy, pp. 36-40, May 2014.

• 2013
  • Identification of sparse linear operators
    R. Heckel and H. Bölcskei, IEEE Transactions on Information Theory, Vol. 59, No. 12, pp. 7985-8000, Dec. 2013.
  • Time-frequency foundations of communications
    G. Matz, H. Bölcskei, and F. Hlawatsch, IEEE Signal Processing Magazine, Vol. 30, No. 6, pp. 87-96, Nov. 2013.
  • Almost lossless analog signal separation
    D. Stotz, E. Riegler, and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Istanbul, Turkey, pp. 106-110, July 2013.
  • Capacity pre-log of noncoherent SIMO channels via Hironaka's Theorem
    V. I. Morgenshtern, E. Riegler, W. Yang, G. Durisi, S. Lin, B. Sturmfels, and H. Bölcskei, IEEE Transactions on Information Theory, Vol. 59, No. 7, pp. 4213-4229, July 2013.
  • Noisy subspace clustering via thresholding
    R. Heckel and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Istanbul, Turkey, pp. 1382-1386, July 2013.
  • Subspace clustering via thresholding and spectral clustering
    R. Heckel and H. Bölcskei, Proc. of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Vancouver, Canada, pp. 3263-3267, May 2013.

• 2012
  • A short course on frame theory
    V. I. Morgenshtern and H. Bölcskei, Chapter in Mathematical Foundations for Signal Processing, Communications, and Networking, E. Serpedin, T. Chen, and D. Rajan, Eds., CRC Press, pp. 737-789, 2012.
  • Degrees of freedom in vector interference channels
    D. Stotz and H. Bölcskei, Allerton Conference on Communication, Control, and Computing, Monticello, IL, pp. 1755-1760, Oct. 2012.
  • Joint sparsity with different measurement matrices
    R. Heckel and H. Bölcskei, Allerton Conference on Communication, Control, and Computing, Monticello, IL, pp. 698-702, Oct. 2012, (invited paper).
  • On the sensitivity of continuous-time noncoherent fading channel capacity
    G. Durisi, V. I. Morgenshtern, and H. Bölcskei, IEEE Transactions on Information Theory, Vol. 58, No. 10, pp. 6372-6391, Oct. 2012.
  • Diversity-multiplexing tradeoff in two-user fading interference channels
    C. Akçaba and H. Bölcskei, IEEE Transactions on Information Theory, Vol. 58, No. 7, pp. 4462-4480, July 2012.
  • Sparse signal recovery in Hilbert spaces
    G. Pope and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Boston, MA, pp. 1463-1467, July 2012.
  • Sparse signal separation in redundant dictionaries
    C. Aubel, C. Studer, G. Pope, and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Boston, MA, USA, pp. 2047-2051, July 2012.
  • Recovery of sparsely corrupted signals
    C. Studer, P. Kuppinger, G. Pope, and H. Bölcskei, IEEE Transactions on Information Theory, Vol. 58, No. 5, pp. 3115-3130, May 2012.
  • Uncertainty relations and sparse signal recovery for pairs of general signal sets
    P. Kuppinger, G. Durisi, and H. Bölcskei, IEEE Transactions on Information Theory, Vol. 58, No. 1, pp. 263-277, Jan. 2012.

• 2011
  • Information theory of underspread WSSUS channels
    G. Durisi, V. I. Morgenshtern, H. Bölcskei, U. G. Schuster, and S. Shamai (Shitz), Chapter in Wireless Communications over Rapidly Time-Varying Channels, F. Hlawatsch and G. Matz, Eds., Academic Press, pp. 65-116, 2011.
  • Information-theoretic analysis of MIMO channel sounding
    D. S. Baum and H. Bölcskei, IEEE Transactions on Information Theory, Vol. 57, No. 11, pp. 7555-7577, Nov. 2011.
  • On the complexity distribution of sphere decoding
    D. Seethaler, J. Jaldén, C. Studer, and H. Bölcskei, IEEE Transactions on Information Theory, Vol. 57, No. 9, pp. 5754-5768, Sept. 2011.
  • Compressive identification of linear operators
    R. Heckel and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), St. Petersburg, Russia, pp. 1412-1416, Aug. 2011.
  • High-SNR capacity of wireless communication channels in the noncoherent setting: A primer
    G. Durisi and H. Bölcskei, International Journal of Electronics and Communications (AEÜ), Vol. 65, Issue 8, pp. 707-712, Aug. 2011.
  • Noncoherent SIMO pre-log via resolution of singularities
    E. Riegler, V. I. Morgenshtern, G. Durisi, S. Lin, B. Sturmfels, and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), St. Petersburg, Russia, pp. 2020-2024, Aug. 2011.
  • Sparse signal recovery from sparsely corrupted measurements
    C. Studer, P. Kuppinger, G. Pope, and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), St. Petersburg, Russia, pp. 1422-1426, Aug. 2011.
  • Algorithms for interpolation-based QR decomposition in MIMO-OFDM systems
    D. Cescato and H. Bölcskei, IEEE Transactions on Signal Processing, Vol. 59, No. 4, pp. 1719-1733, Apr. 2011.

• 2010
  • Soft-input soft-output single tree-search sphere decoding
    C. Studer and H. Bölcskei, IEEE Transactions on Information Theory, Vol. 56, No. 10, pp. 4827-4842, Oct. 2010.
  • QR decomposition of Laurent polynomial matrices sampled on the unit circle
    D. Cescato and H. Bölcskei, IEEE Transactions on Information Theory, Vol. 56, No. 9, pp. 4754-4761, Sept. 2010.
  • Block-sparse signals: Uncertainty relations and efficient recovery
    Y. Eldar, P. Kuppinger, and H. Bölcskei, IEEE Transactions on Signal Processing, Vol. 58, No. 6, pp. 3042-3054, June 2010.
  • The SIMO pre-log can be larger than the SISO pre-log
    V. I. Morgenshtern, G. Durisi, and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Austin, TX, pp. 320-324, June 2010.
  • Where is randomness needed to break the square-root bottleneck?
    P. Kuppinger, G. Durisi, and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Austin, TX, pp. 1578-1582, June 2010.
  • Performance and complexity analysis of infinity-norm sphere-decoding
    D. Seethaler and H. Bölcskei, IEEE Transactions on Information Theory, Vol. 56, No. 3, pp. 1085-1105, Mar. 2010.
  • Noncoherent capacity of underspread fading channels
    G. Durisi, U. G. Schuster, H. Bölcskei, and S. Shamai (Shitz), IEEE Transactions on Information Theory, Vol. 56, No. 1, pp. 367-395, Jan. 2010.

• 2009
  • Improved sparsity thresholds through dictionary splitting
    P. Kuppinger, G. Durisi, and H. Bölcskei, Proc. of IEEE Information Theory Workshop, Taormina, Italy, pp. 338-342, Oct. 2009, (invited paper).
  • Capacity bounds for peak-constrained multiantenna wideband channels
    U. G. Schuster, G. Durisi, H. Bölcskei, and H. V. Poor, IEEE Transactions on Communications, Vol. 57, No. 9, pp. 2686-2696, Sept. 2009.
  • Interference alignment with limited feedback
    J. Thukral and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Seoul, South Korea, pp. 1759-1763, June 2009.
  • On the achievable diversity-multiplexing tradeoff in interference channels
    C. Akçaba and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Seoul, South Korea, pp. 1604-1608, June 2009.
  • On the sensitivity of noncoherent capacity to the channel model
    G. Durisi, V. I. Morgenshtern, and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Seoul, South Korea, pp. 2174-2178, June 2009.
  • Tail behavior of sphere-decoding complexity in random lattices
    D. Seethaler, J. Jaldén, C. Studer, and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Seoul, South Korea, pp. 729-733, June 2009.
  • Quantization of filter bank frame expansions through moving horizon optimization
    D. E. Quevedo, H. Bölcskei, and G. C. Goodwin, IEEE Transactions on Signal Processing, Vol. 57, No. 2, pp. 503-515, Feb. 2009.

• 2008
  • Finite lattice-size effects in MIMO detection
    C. Studer, D. Seethaler, and H. Bölcskei, Proc. of Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove, CA, pp. 2032-2037, Oct. 2008, (invited paper).
  • Capacity bounds for peak-constrained multiantenna wideband channels
    U. G. Schuster, G. Durisi, H. Bölcskei, and H. V. Poor, Proc. of IEEE International Symposium on Information Theory (ISIT), Toronto, ON, Canada, pp. 1582-1586, July 2008.
  • Diversity-multiplexing tradeoff in selective-fading multiple-access MIMO channels
    P. Coronel, M. Gärtner, and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Toronto, ON, Canada, pp. 915-919, July 2008.
  • Infinity-norm sphere-decoding
    D. Seethaler and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Toronto, ON, Canada, pp. 2002-2006, July 2008.
  • Soft-input soft-output sphere decoding
    C. Studer and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Toronto, ON, Canada, pp. 2007-2011, July 2008.
  • Soft-output sphere decoding: Algorithms and VLSI implementation
    C. Studer, A. Burg, and H. Bölcskei, IEEE Journal on Selected Areas in Communications, Vol. 26, No. 2, pp. 290-300, Feb. 2008.

• 2007
  • Crystallization in large wireless networks
    V. I. Morgenshtern and H. Bölcskei, IEEE Transactions on Information Theory, Vol. 53, No. 10, pp. 3319-3349, Oct. 2007.
  • Distributed spatial multiplexing with 1-bit feedback
    J. Thukral and H. Bölcskei, Allerton Conference on Communication, Control, and Computing, Monticello, IL, pp. 502-509, Sept. 2007, (invited paper).
  • Distributed transmit diversity in relay networks
    C. Akçaba, P. Kuppinger, and H. Bölcskei, IEEE Information Theory Workshop (ITW), Bergen, Norway, pp. 233-237, July 2007.
  • Ultrawideband channel modeling on the basis of information-theoretic criteria
    U. G. Schuster and H. Bölcskei, IEEE Transactions on Wireless Communications, Vol. 6, No. 7, pp. 2464-2475, July 2007.
  • Capacity of underspread noncoherent WSSUS fading channels under peak signal constraints
    G. Durisi, H. Bölcskei, and S. Shamai (Shitz), Proc. of IEEE International Symposium on Information Theory (ISIT), Nice, France, pp. 156-160, June 2007.
  • Diversity-multiplexing tradeoff in selective-fading MIMO channels
    P. Coronel and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Nice, France, pp. 2841-2845, June 2007.
  • On the "critical rate" in Ricean MIMO channels
    M. Gärtner and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Nice, France, pp. 526-530, June 2007.

• 2006
  • Soft-output sphere decoding: Performance and implementation aspects
    C. Studer, M. Wenk, A. Burg, and H. Bölcskei, Proc. of Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove, CA, pp. 2071-2076, Nov. 2006, (invited paper).
  • Multiple-access strategies for frequency-selective MIMO channels
    S. Visuri and H. Bölcskei, IEEE Transactions on Information Theory, Vol. 52, No. 9, pp. 3980-3993, Sept. 2006.
  • Random matrix analysis of large relay networks
    V. I. Morgenshtern and H. Bölcskei, Allerton Conference on Communication, Control, and Computing, Monticello, IL, pp. 106-112, Sept. 2006, (invited paper).
  • MIMO-OFDM wireless systems: Basics, perspectives, and challenges
    H. Bölcskei, IEEE Wireless Communications, Vol. 13, Issue 4, pp. 31-37, Aug. 2006, (invited paper).
  • Capacity of underspread WSSUS fading channels in the wideband regime
    G. Durisi, H. Bölcskei, and S. Shamai (Shitz), Proc. of IEEE International Symposium on Information Theory (ISIT), Seattle, WA, pp. 1500-1504, July 2006.
  • Multiuser space-time/frequency code design
    M. Gärtner and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Seattle, WA, pp. 2819-2823, July 2006.
  • Capacity scaling laws in MIMO relay networks
    H. Bölcskei, R. U. Nabar, Ö. Oyman, and A. J. Paulraj, IEEE Transactions on Wireless Communications, Vol. 5, No. 6, pp. 1433-1444, June 2006.
  • Capacity of large amplify and forward relay networks
    V. I. Morgenshtern and H. Bölcskei, IEEE Communication Theory Workshop, May 2006, (invited paper).
  • Advanced receiver algorithms for MIMO wireless communications
    A. Burg, M. Borgmann, M. Wenk, C. Studer, and H. Bölcskei, Proc. Design, Automation, and Test in Europe Conf. (DATE), Vol. 1, pp. 593-598, Mar. 2006, (invited paper).

• 2005
  • ASIC implementation of a MIMO-OFDM transceiver for 192 Mbps WLANs
    D. Perels, S. Haene, P. Luethi, A. Burg, N. Felber, W. Fichtner, and H. Bölcskei, European Solid-State Circuits Conference (ESSCIRC), pp. 215-218, Sept. 2005.
  • Distributed orthogonalization in large interference relay networks
    V. I. Morgenshtern, H. Bölcskei, and R. U. Nabar, Proc. IEEE Int. Symposium on Information Theory (ISIT), Adelaide, Australia, pp. 1211-1215, Sept. 2005.
  • Diversity and outage performance in space-time block coded Ricean MIMO channels
    R. U. Nabar, H. Bölcskei, and A. J. Paulraj, IEEE Transactions on Wireless Communications, Vol. 4, No. 5, pp. 2519-2532, Sept. 2005.
  • Noncoherent space-frequency coded MIMO-OFDM
    M. Borgmann and H. Bölcskei, IEEE Journal on Selected Areas in Communications, Vol. 23, No. 9, pp. 1799-1810, Sept. 2005.
  • On the capacity of noncoherent wideband MIMO-OFDM systems
    M. Borgmann and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Adelaide, Australia, pp. 651-655, Sept. 2005.
  • On the value of cooperation in interference relay networks
    V. I. Morgenshtern and H. Bölcskei, Allerton Conference on Communication, Control, and Computing, Monticello, IL, pp. 1939-1949, Sept. 2005, (invited paper).
  • Ultra-wideband channel modeling on the basis of information-theoretic criteria
    U. G. Schuster, H. Bölcskei, and G. Durisi, Proc. of IEEE International Symposium on Information Theory (ISIT), Adelaide, Australia, pp. 97-101, Sept. 2005.
  • VLSI implementation of MIMO detection using the sphere decoding algorithm
    A. Burg, M. Borgmann, M. Wenk, M. Zellweger, W. Fichtner, and H. Bölcskei, IEEE Journal of Solid-State Circuits, Vol 40, No. 7, pp. 1566-1577, July 2005, (invited paper).
  • How different are UWB channels from conventional wideband channels?
    U. G. Schuster and H. Bölcskei, International Workshop on Convergent Technologies (IWCT), Oulu, Finland, June 2005, (invited paper).
  • Interpolation-based QR decomposition in MIMO-OFDM systems
    D. Cescato, M. Borgmann, H. Bölcskei, J. Hansen, and A. Burg, Proc. of IEEE Signal Processing Workshop on Signal Processing Advances in Wireless Communications (SPAWC), New York, NY, USA, pp. 945-949, June 2005, (invited paper).

• 2004
  • Principles of MIMO-OFDM wireless systems
    H. Bölcskei, Chapter in CRC Handbook on Signal Processing for Mobile Communications, M. Ibnkahla, Ed., Ch. 12, 2004.
  • Multi-step optimal quantization in oversampled filter banks
    D. E. Quevedo, G. C. Goodwin, and H. Bölcskei, Proc. of IEEE Conference on Decision and Control (CDC), Atlantis, Paradise Island, Bahamas, pp. 1442-1447, Dec. 2004.
  • Interpolation-based efficient matrix inversion for MIMO-OFDM receivers
    M. Borgmann and H. Bölcskei, Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, CA, pp. 1941-1947, Vol. 2, Nov. 2004, (invited paper).
  • Capacity scaling laws in asynchronous relay networks
    R. U. Nabar and H. Bölcskei, Allerton Conference on Communication, Control, and Computing, Monticello, IL, pp. 502-511, Oct. 2004, (invited paper).
  • Ergodic capacity and outage properties of CDMA in multiple-access fading channels
    M. Gärtner and H. Bölcskei, Proc. of International Symposium on Information Theory and its Applications (ISITA), Parma, Italy, pp. 722-727, Oct. 2004.
  • Impact of phase noise on MIMO channel measurement accuracy
    D. S. Baum and H. Bölcskei, Proc. of IEEE Vehicular Technology Conference (VTC) Fall, Los Angeles, CA, USA, Vol. 3, pp. 1614-1618, Sept. 2004, (invited paper).
  • On multiple accessing for frequency-selective MIMO channels
    S. Visuri and H. Bölcskei, European Signal Processing Conference (EUSIPCO), Vienna, Austria, pp. 523-527, Sept. 2004, (invited paper).
  • Fading relay channels: Performance limits and space-time signal design
    R. U. Nabar, H. Bölcskei, and F. W. Kneubühler, IEEE Journal on Selected Areas in Communications, Vol. 22, No. 6, pp. 1099-1109, Aug. 2004.
  • A geometrical investigation of the rank-1 Ricean MIMO channel at high SNR
    J. Hansen and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Chicago, IL, USA, pp. 64, June 2004.
  • MIMO-OFDM multiple access with variable amount of collision
    S. Visuri and H. Bölcskei, Proc. of IEEE International Conference on Communications (ICC), Paris, France, pp. 286-291, June 2004.
  • Realizing MIMO gains without user cooperation in large single-antenna wireless networks
    H. Bölcskei and R. U. Nabar, Proc. of IEEE International Symposium on Information Theory (ISIT), Chicago, IL, USA, pp. 20, June 2004.
  • Semicoherent PPM for wideband communications
    U. G. Schuster, M. Borgmann, and H. Bölcskei, Proc. of IEEE International Symposium on Information Theory (ISIT), Chicago, IL, USA, pp. 383, June 2004.
  • System capacity of wideband OFDM communications over fading channels without channel knowledge
    D. Schafhuber, H. Bölcskei, and G. Matz, Proc. of IEEE International Symposium on Information Theory (ISIT), Chicago, IL, USA, pp. 389, June 2004.
  • Performance limits of amplify-and-forward based fading relay channels
    R. U. Nabar, F. W. Kneubühler, and H. Bölcskei, Proc. of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Montreal, Quebec, Canada, Vol. 4, pp. 565-568, May 2004.
  • Diversity performance of Ricean MIMO channels
    R. U. Nabar, H. Bölcskei, and A. J. Paulraj, ITG Workshop on Smart Antennas, Munich, Germany, pp. 253-256, Mar. 2004.
  • An overview of MIMO communications - A key to Gigabit wireless
    A. J. Paulraj, D. A. Gore, R. U. Nabar, and H. Bölcskei, Proceedings of the IEEE, Vol. 92, No. 2, pp. 198-218, Feb. 2004, (invited paper).

• 2003
  • Orthogonal frequency division multiplexing based on offset QAM
    H. Bölcskei, Chapter in "Advances in Gabor Analysis", H. G. Feichtinger and T. Strohmer, eds., Birkhäuser, pp. 321-352, 2003.
  • Space-time signal design for fading relay channels
    R. U. Nabar and H. Bölcskei, Proc. of IEEE Global Telecommunications Conference (GLOBECOM), San Francisco, CA, Vol. 4, pp. 1952-1956, Dec. 2003.
  • Characterizing the statistical properties of mutual information in MIMO channels
    Ö. Oyman, R. U. Nabar, H. Bölcskei, and A. J. Paulraj, IEEE Transactions on Signal Processing, Vol. 51, No. 11, pp. 2784-2795, Nov. 2003.
  • Capacity scaling laws in MIMO wireless networks
    R. U. Nabar, Ö. Oyman, H. Bölcskei, and A. J. Paulraj, Allerton Conference on Communication, Control, and Computing, Monticello, IL, pp. 378-389, Oct. 2003, (invited paper).
  • Orthogonalization of OFDM/OQAM pulse shaping filters using the discrete Zak transform
    H. Bölcskei, P. Duhamel, and R. Hleiss, Signal Processing, Vol. 83, No.7, pp. 1379-1391, July 2003.
  • Space-frequency coded MIMO-OFDM with variable multiplexing-diversity tradeoff
    H. Bölcskei, M. Borgmann, and A. J. Paulraj, Proc. of IEEE International Conference on Communications (ICC), Anchorage, AK, Vol. 4, pp. 2837-2841, May 2003.
  • Structured group frames
    Y. Eldar and H. Bölcskei, Proc. of 2003 Workshop on Sampling Theory and Applications (SampTA'03), May 2003.
  • Cut-off rate based transmit optimization for spatial multiplexing on general MIMO channels
    R. U. Nabar, H. Bölcskei, and A. J. Paulraj, Proc. of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Vol. 5, pp. V61-V64, Apr. 2003.
  • Geometrically uniform frames
    Y. Eldar and H. Bölcskei, IEEE Transactions on Information Theory, Vol. 49, No. 4, pp. 993-1006, Apr. 2003.
  • Impact of the propagation environment on the performance of space-frequency coded MIMO-OFDM
    H. Bölcskei, M. Borgmann, and A. J. Paulraj, IEEE Journal on Selected Areas in Communications, Vol. 21, No. 3, pp. 427-439, Apr. 2003.

• 2002
  • Multiple-input multiple-output (MIMO) wireless systems
    H. Bölcskei and A. J. Paulraj, Chapter in "The Communications Handbook", 2nd edition, J. Gibson, ed., CRC Press, pp. 90.1-90.14, 2002.
  • Outdoor MIMO wireless channels: Models and performance prediction
    D. Gesbert, H. Bölcskei, D. A. Gore, and A. J. Paulraj, IEEE Transactions on Communications, Vol. 50, No. 12, pp. 1926-1934, Dec. 2002.
  • Characterizing the statistical properties of mutual information in MIMO channels: Insights into diversity-multiplexing tradeoff
    Ö. Oyman, R. U. Nabar, H. Bölcskei, and A. J. Paulraj, Asilomar Conference on Signals, Systems, and Computers, Pacific Grove, CA, Vol. 1, pp. 521-525, Nov. 2002.
  • Tight lower bounds on the ergodic capacity of Rayleigh fading MIMO channels
    Ö. Oyman, R. U. Nabar, H. Bölcskei, and A. J. Paulraj, Proc. of IEEE Global Telecommunications Conference (GLOBECOM), Taipei, Taiwan, R.O.C., Vol. 2, pp. 1172-1176, Nov. 2002.
  • Code design for non-coherent MIMO-OFDM systems
    H. Bölcskei and M. Borgmann, Allerton Conf. on Communication, Control, and Computing, Monticello, IL, pp. 237-246, Oct. 2002, (invited paper).
  • Performance of multi-antenna signaling strategies using dual-polarized antennas: Measurement results and analysis
    R. U. Nabar, V. Erceg, H. Bölcskei, and A. J. Paulraj, Wireless Personal Communications, Vol. 23, Issue 1, pp. 31-44, Oct. 2002, (invited paper).
  • Performance of multiantenna signaling techniques in the presence of polarization diversity
    R. U. Nabar, H. Bölcskei, V. Erceg, D. Gesbert, and A. J. Paulraj, IEEE Transactions on Signal Processing, Vol. 50, No. 10, pp. 2553-2562, Oct. 2002.
  • Performance of space-frequency coded broadband OFDM under real-world propagation conditions
    H. Bölcskei, M. Borgmann, and A. J. Paulraj, European Signal Processing Conference (EUSIPCO), Sept. 2002, Toulouse, France, Vol. 2, pp. 413-416, Sept. 2002, (invited paper).
  • Coding and modulation for underspread fading channels
    H. Bölcskei, R. Koetter, and S. Mallik, Proc. of IEEE International Symposium on Information Theory (ISIT), Lausanne, Switzerland, pp. 358, June 2002.
  • Outage properties of space-time block codes in correlated Rayleigh or Ricean fading environments
    R. U. Nabar, H. Bölcskei, and A. J. Paulraj, Proc. of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Orlando, FL, Vol. 3, pp. 2381-2384, May 2002.
  • Technologies and performance for non-line-of-sight broadband wireless access networks
    D. Gesbert, L. Haumonte, H. Bölcskei, R. Krishnamoorthy, and A. J. Paulraj, IEEE Communications Magazine, Vol. 40, No. 4, pp. 86-95, Apr. 2002.
  • Influence of propagation conditions on the outage capacity of space-time block codes
    R. U. Nabar, H. Bölcskei, and A. J. Paulraj, European Wireless 2002, Florence, Italy, Vol. 1, pp. 629-634, Feb. 2002.
  • On the capacity of OFDM-based spatial multiplexing systems
    H. Bölcskei, D. Gesbert, and A. J. Paulraj, IEEE Transactions on Communications, Vol. 50, No. 2, pp. 225-234, Feb. 2002.
  • Blind channel identification and equalization in OFDM-based multi-antenna systems
    H. Bölcskei, R. W. Heath Jr., and A. J. Paulraj, IEEE Transactions on Signal Processing, Vol. 50, No. 1, pp. 96-109, Jan. 2002.

• 2001
  • Transmit optimization for spatial multiplexing in the presence of spatial fading correlation
    R. U. Nabar, H. Bölcskei, and A. J. Paulraj, IEEE Global Telecommunications Conference (GLOBECOM), San Antonio, TX, Vol. 1, pp. 131-135, Nov. 2001.
  • Performance of multi-antenna signaling strategies using dual-polarized antennas: Measurement results and analysis
    R. U. Nabar, V. Erceg, H. Bölcskei, and A. J. Paulraj, International Symposium on Wireless Personal Multimedia Communications (WPMC), Aalborg, Denmark, pp. 175-180, Sept. 2001, (invited paper).
  • A subspace-based approach to blind channel identification in pulse shaping OFDM/OQAM systems
    H. Bölcskei, P. Duhamel, and R. Hleiss, IEEE Transactions on Signal Processing, Vol. 49, No. 7, pp. 1594-1598, July 2001.
  • Blind estimation of symbol timing and carrier frequency offset in wireless OFDM systems
    H. Bölcskei, IEEE Transactions on Communications, Vol. 49, No. 6, pp. 988-999, June 2001.
  • Space-frequency codes for broadband fading channels
    H. Bölcskei and A. J. Paulraj, Proc. of IEEE International Symposium on Information Theory (ISIT), Washington, D.C., pp. 219, June 2001.
  • Performance of spatial multiplexing in the presence of polarization diversity
    H. Bölcskei, R. U. Nabar, V. Erceg, D. Gesbert, and A. J. Paulraj, Proc. of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Salt Lake City, UT, Vol. 4, pp. 2437-2440, May 2001.
  • Space-time signaling and frame theory
    R. W. Heath Jr., H. Bölcskei, and A. J. Paulraj, Proc. of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Salt Lake City, UT, Vol. 4, pp. 2445-2448, May 2001.
  • Fixed broadband wireless access: State of the art, challenges, and future directions
    H. Bölcskei, A. J. Paulraj, K. V. S. Hari, R. U. Nabar, and W. W. Lu, IEEE Communications Magazine, Vol. 39, No. 1, pp. 100-108, Jan. 2001, (invited paper).
  • Noise reduction in oversampled filter banks using predictive quantization
    H. Bölcskei and F. Hlawatsch, IEEE Transactions on Information Theory, Vol. 47, No. 1, pp. 155-172, Jan. 2001.

• 2000
  • MIMO wireless channels: Capacity and performance prediction
    D. Gesbert, H. Bölcskei, D. A. Gore, and A. J. Paulraj, IEEE Global Telecommunications Conference (GLOBECOM), San Francisco, CA, Vol. 2, pp. 1083-1088, Nov. 2000.
  • Blind equalization in OFDM-based multi-antenna systems
    H. Bölcskei, R. W. Heath Jr., and A. J. Paulraj, Adaptive Systems for Signal Processing, Communications, and Control Symposium 2000 (AS-SPCC), Lake Louise, Alberta, CA, pp. 58-63, Oct. 2000, (invited paper).
  • Performance evaluation for scattering MIMO channel models
    D. Gesbert, H. Bölcskei, D. A. Gore, and A. J. Paulraj, Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove (CA), Vol. 1, pp. 748-752, Oct. 2000, (invited paper).
  • Performance of space-time codes in the presence of spatial fading correlation
    H. Bölcskei and A. J. Paulraj, Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove (CA), Vol. 1, pp. 687-693, Oct. 2000, (invited paper).
  • Pre-equalization for MIMO wireless channels with delay spread
    H. Sampath, H. Bölcskei, and A. J. Paulraj, IEEE Vehicular Technology Conference (VTC) Fall, Boston (MA), Vol. 3, pp. 1175-1178, Sept. 2000.
  • Space-frequency coded broadband OFDM systems
    H. Bölcskei and A. J. Paulraj, IEEE Wireless Communications and Networking Conference (WCNC) 2000, Vol. 1, pp. 1-6, Sept. 2000, (invited paper).
  • On the capacity of OFDM-based multi-antenna systems
    H. Bölcskei, D. Gesbert, and A. J. Paulraj, Proc. of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Istanbul, Turkey, Vol. 5, pp. 2569-2572, June 2000.
  • Design of orthogonal and biorthogonal lapped transforms satisfying perception related constraints
    H. Bölcskei, R. Heusdens, R. Theunis, and A. J. E. M. Janssen, IEEE Trans. Image Processing, Vol. 9, No. 5, pp. 760-772, May 2000.
  • Gabor frames, unimodularity, and window decay
    H. Bölcskei and A. J. E. M. Janssen, The Journal of Fourier Analysis and Applications, Vol. 6, No. 3, pp. 255-276, May 2000.
  • Equivalence of two methods for constructing tight Gabor frames
    A. J. E. M. Janssen and H. Bölcskei, IEEE Signal Processing Letters, Vol. 7, No. 4, pp. 79-82, Apr. 2000.

• 1999
  • A necessary and sufficient condition for dual Weyl-Heisenberg frames to be compactly supported
    H. Bölcskei, The Journal of Fourier Analysis and Applications, Vol. 5, No. 5, pp. 409-419, 1999.
  • Blind channel estimation in spatial multiplexing systems using nonredundant antenna precoding
    H. Bölcskei, R. W. Heath Jr., and A. J. Paulraj, Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove (CA), Vol. 2, pp. 1127-1132, Oct. 1999.
  • Efficient design of pulse shaping filters for OFDM systems
    H. Bölcskei, SPIE Proc., "Wavelet Applications in Signal and Image Processing VII", Denver (CO), July 1999, Vol. 3813, pp. 625-636, July 1999, (invited paper).
  • Design of pulse shaping OFDM/OQAM systems for high data-rate transmission over wireless channels
    H. Bölcskei, P. Duhamel, and R. Hleiss, Proc. of IEEE International Conference on Communications (ICC), Vancouver B.C., Canada, Vol. 1, pp. 559-564, June 1999.
  • Blind channel identification in high-data-rate pulse shaping OFDM/OQAM systems
    H. Bölcskei, P. Duhamel, and R. Hleiss, Proc. of IEEE Signal Processing Workshop on Signal Processing Advances in Wireless Communications (SPAWC), Annapolis, MD, pp. 154-157, May 1999.
  • Blind high-resolution uplink synchronization of OFDM-based multiple access schemes
    H. Bölcskei, Proc. of IEEE Signal Processing Workshop on Signal Processing Advances in Wireless Communications (SPAWC), Annapolis, MD, pp. 166-169, May 1999.
  • Blind estimation of symbol timing and carrier frequency offset in pulse shaping OFDM systems
    H. Bölcskei, Proc. of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Phoenix, Arizona, Vol. 5, pp. 2749-2752, Mar. 1999.

• 1998
  • Oversampled modulated filter banks
    H. Bölcskei and F. Hlawatsch, Chapter in "Gabor Analysis and Algorithms: Theory and Applications", H. G. Feichtinger and T. Strohmer, eds., Birkhäuser, pp. 295-322, 1998.
  • Frame-theoretic analysis of oversampled filter banks
    H. Bölcskei, F. Hlawatsch, and H. G. Feichtinger, IEEE Trans. Signal Processing, Vol. 46, No. 12, pp. 3256-3268, Dec. 1998.
  • Oversampling in wavelet subspaces
    H. Bölcskei, Proc. of IEEE International Symposium on Time-Frequency and Time-Scale Analysis (TFTS), Pittsburgh (PA), pp. 489-492, Oct. 1998.
  • Quantization noise reduction in oversampled filter banks
    H. Bölcskei and F. Hlawatsch, Proc. of IEEE International Symposium on Time-Frequency and Time-Scale Analysis (TFTS), Pittsburgh (PA), pp. 509-512, Oct. 1998.
  • Error floor of pulse amplitude modulation with adaptive sampling phase in time-dispersive fading channels
    A. F. Molisch and H. Bölcskei, Proc. of IEEE Personal, Indoor and Mobile Radio Communications Conference (PIMRC), Boston (MA), Vol. 2, pp. 884-890, Sept. 1998.
  • Oversampled cosine modulated filter banks with perfect reconstruction
    H. Bölcskei and F. Hlawatsch, IEEE Trans. Circuits and Systems II, Vol. 45, No. 8, pp. 1057-1071, Aug. 1998.

• 1997
  • Oversampled filter banks and predictive subband coders
    H. Bölcskei, PhD thesis, Vienna University of Technology, Nov. 1997.
  • Subband image coding using cosine modulated filter banks with perfect reconstruction and linear phase
    H. Bölcskei, T. Stranz, F. Hlawatsch, and R. Sucher, Proc. of IEEE International Conference on Image Processing (ICIP), Santa Barbara (CA), Vol. 2, pp. 594-597, Oct. 1997.
  • Oversampled cosine modulated filter banks with linear phase
    H. Bölcskei and F. Hlawatsch, Proc. of IEEE International Symposium on Circuits and Systems (ISCAS), Hong Kong, Vol. 1, pp. 357-360, June 1997.
  • Discrete Zak transforms, polyphase transforms, and applications
    H. Bölcskei and F. Hlawatsch, IEEE Trans. Signal Processing, Vol. 45, No. 4, pp. 851-866, Apr. 1997.
  • Oversampled filter banks: Optimal noise shaping, design freedom, and noise analysis
    H. Bölcskei and F. Hlawatsch, Proc. of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Munich, Germany, Vol. 3, pp. 2453-2456, Apr. 1997.
  • Oversampled Wilson expansions
    H. Bölcskei, K. Gröchenig, F. Hlawatsch, and H. G. Feichtinger, IEEE Signal Processing Letters, Vol. 4, No. 4, pp. 106-108, Apr. 1997.

• 1996
  • Oversampled Wilson-type cosine modulated filter banks with linear phase
    H. Bölcskei and F. Hlawatsch, Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove (CA), pp. 998-1002, Nov. 1996.
  • Discrete-time Wilson expansions
    H. Bölcskei, H. G. Feichtinger, K. Gröchenig, and F. Hlawatsch, Proc. of IEEE International Symposium on Time-Frequency and Time-Scale Analysis, Paris (France), pp. 525-528, June 1996.
  • Frame-theoretic analysis and design of oversampled filter banks
    H. Bölcskei, F. Hlawatsch, and H. G. Feichtinger, Proc. of IEEE International Symposium on Circuits and Systems (ISCAS), Atlanta (GA), Vol. 2, pp. 409-412, May 1996.
  • Oversampled FIR and IIR DFT filter banks and Weyl-Heisenberg frames
    H. Bölcskei, F. Hlawatsch, and H. G. Feichtinger, Proc. of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Atlanta (GA), Vol. 3, pp. 1391-1394, May 1996.
  • Wigner-type a-b and time-frequency analysis based on conjugate operators
    F. Hlawatsch, T. Twaroch, and H. Bölcskei, Proc. of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Atlanta (GA), Vol. 3, pp. 1395-1398, May 1996.
  • Covariant time-frequency distributions based on conjugate operators
    F. Hlawatsch and H. Bölcskei, IEEE Signal Processing Letters, Vol. 3, No. 2, pp. 44-46, Feb. 1996.

• 1995
  • Diagonalizing the Gabor frame operator
    H. Bölcskei, H. G. Feichtinger, and F. Hlawatsch, Proc. IEEE UK Sympos. Applications of Time-Frequency and Time-Scale Methods, Univ. of Warwick, Coventry, UK, pp. 249-255a, Aug. 1995.
  • Time-frequency distributions based on conjugate operators
    F. Hlawatsch and H. Bölcskei, Proc. IEEE UK Sympos. Applications of Time-Frequency and Time-Scale Methods, Univ. of Warwick, Coventry (UK), pp. 187-193a, Aug. 1995.
  • Equivalence of DFT filter banks and Gabor expansions
    H. Bölcskei, F. Hlawatsch, and H. G. Feichtinger, SPIE Proc. Vol. 2569, "Wavelet Applications in Signal and Image Processing III", San Diego (CA), pp. 128-139, July 1995.
  • Displacement-covariant time-frequency energy distributions
    F. Hlawatsch and H. Bölcskei, Proc. of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Detroit (MI), Vol. 2, pp. 1025-1028, May 1995.

• 1994
  • Time-frequency analysis of frames
    F. Hlawatsch and H. Bölcskei, Proc. of IEEE International Symposium on Time-Frequency and Time-Scale Analysis (TFTS), Philadelphia (PA), pp. 52-55, Oct. 1994.
  • Unified theory of displacement-covariant time-frequency analysis
    F. Hlawatsch and H. Bölcskei, Proc. of IEEE International Symposium on Time-Frequency and Time-Scale Analysis (TFTS), Philadelphia (PA), pp. 524-527, Oct. 1994.
  • Gabor expansion and frame theory
    H. Bölcskei, Diploma thesis, Vienna University of Technology, Sept. 1994.