Fredrik Brännström

Biträdande professor at Electrical Engineering, Kommunikationssystem, informationsteori och antenner, Communication Systems

Fredrik Brännström is Professor with the Communication Systems Group at the Department of Electrical Engineering, Chalmers University of Technology, Gothenburg, Sweden. His research interests in communication and information theory include code design, coded modulation, labelings, and coding for distributed storage, as well as algorithms, resource allocation, synchronization, and protocol design for vehicular communication systems.Find me: E-building, Maskingränd 2, floor 6Ö, room 6407

Source: chalmers.se

Projects

2017–2020

Reliable Uncoordinated Medium Access for Critical Low-Latency Communication

Fredrik Brännström Communication Systems
Alexandre Graell i Amat Communication Systems
Swedish Research Council (VR)

2012–2015

MIMO-BICM: Fundamentals, Analysis, and Design

Fredrik Brännström Communication Systems
Mikhail Ivanov Communication Systems
Erik Agrell Communication Systems
Alexandre Graell i Amat Communication Systems
Swedish Research Council (VR)

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Publications

2017

On Frame Asynchronous Coded Slotted ALOHA: Asymptotic, Finite Length, and Delay Analysis

Erik Sandgren, Alexandre Graell i Amat, Fredrik Brännström
IEEE Transactions on Communications. Vol. 65 (2), p. 691-704
Journal article
2017

Density Evolution for Deterministic Generalized Product Codes on the Binary Erasure Channel at High Rates

Christian Häger, Henry D. Pfister, Alexandre Graell i Amat et al
IEEE Transactions on Information Theory. Vol. 63 (7), p. 4357-4378
Journal article
2017

Network Synchronization for Mobile Device-to-Device Systems

Sun Wanlu, Fredrik Brännström, Erik Ström
IEEE Transactions on Wireless Communications. Vol. 65 (3), p. 1193-1206
Journal article
2017

Broadcast coded slotted ALOHA: A finite frame length analysis

Mikhail Ivanov, Fredrik Brännström, Alexandre Graell i Amat et al
IEEE Transactions on Communications. Vol. 65 (2), p. 651-662
Journal article
2016

On the Information Loss of the Max-Log Approximation in BICM Systems

Mikhail Ivanov, Christian Häger, Fredrik Brännström et al
IEEE Transactions on Information Theory. Vol. 62 (6), p. 3011 - 3025
Journal article
2016

Distributed Storage in Mobile Wireless Networks with Device-to-Device Communication

Jesper Pedersen, Alexandre Graell i Amat, Iryna Andriyanova et al
IEEE Transactions on Communications. Vol. 64 (11), p. 4862-4878
Journal article
2016

Unequal Error Protection in Coded Slotted ALOHA

Mikhail Ivanov, Fredrik Brännström, Alexandre Graell i Amat et al
IEEE Wireless Communications Letters. Vol. 5 (5), p. 536-539
Journal article
2016

Density Evolution and Error Floor Analysis for Staircase and Braided Codes

Christian Häger, Henry D. Pfister, Alexandre Graell i Amat et al
Paper in proceedings
2016

An 802.11p Cross-Layered Pilot Scheme for Time- and Frequency-Varying Channels and Its Hardware Implementation

Keerthi Nagalapur, Fredrik Brännström, Erik Ström et al
IEEE Transactions on Vehicular Technology. Vol. 65 (6), p. 3917-3928
Journal article
2016

Radio Resource Management for D2D-based V2V Communication

Sun Wanlu, Erik Ström, Fredrik Brännström et al
IEEE Transactions on Vehicular Technology. Vol. 65 (8), p. 6636-6650
Journal article
2016

Cluster-Based Radio Resource Management for D2D-Supported Safety-Critical V2X Communications

Sun Wanlu, Di Yuan, Erik Ström et al
IEEE Transactions on Wireless Communications. Vol. 15 (4), p. 2756-2769
Journal article
2016

On the Information Loss of the Max-Log Approximation in BICM Systems

Mikhail Ivanov, Christian Häger, Fredrik Brännström et al
IEEE Transactions on Information Theory. Vol. 62 (6), p. 3011 - 3025
Journal article
2016

A Deterministic Construction and Density Evolution Analysis for Generalized Product Codes

Christian Häger, Henry D. Pfister, Alexandre Graell i Amat et al
Conference contribution
2016

Asymptotic and Finite Frame Length Analysis of Frame Asynchronous Coded Slotted ALOHA

Erik Sandgren, Alexandre Graell i Amat, Fredrik Brännström
9th International Symposium on Turbo Codes and Iterative Information Processing (ISTC), Brest, FRANCE, SEP 05-09, 2016, p. 81-85
Paper in proceedings
2016

Power Control for Broadcast V2V Communications with Adjacent Carrier Interference Effects

Anver Hisham Unnichiriyath Siddique, Sun Wanlu, Erik Ström et al
2016 IEEE International Conference on Communications, ICC 2016, Kuala Lumpur, Malaysia, 22-27 May 2016, p. Art. no. 7511128-
Paper in proceedings
2016

Deterministic and Ensemble-Based Spatially-Coupled Product Codes

Christian Häger, Henry D. Pfister, Alexandre Graell i Amat et al
IEEE International Symposium on Information Theory - Proceedings, p. 2114-2118
Paper in proceedings
2016

Density Evolution for Deterministic Generalized Product Codes with Higher-Order Modulation

Christian Häger, Alexandre Graell i Amat, Henry D. Pfister et al
Proc. 9th Int. Symp. on Turbo Codes and Iterative Information Processing (ISTC), 2016, Brest, France, p. 236-240
Paper in proceedings
2015

All-to-all Broadcast for Vehicular Networks Based on Coded Slotted ALOHA

Mikhail Ivanov, Fredrik Brännström, Alexandre Graell i Amat et al
IEEE International Conference on Communication Workshop, ICCW 2015, London, UK, June 2015, p. 2046-2050
Paper in proceedings
2015

Terminated and Tailbiting Spatially-Coupled Codes with Optimized Bit Mappings for Spectrally Efficient Fiber-Optical Systems

Christian Häger, Alexandre Graell i Amat, Fredrik Brännström et al
Journal of Lightwave Technology. Vol. 33 (7), p. 1275-1285
Journal article
2015

Spatially-Coupled Codes for Optical Communications: State-of-the-Art and Open Problems

Alexandre Graell i Amat, Christian Häger, Fredrik Brännström et al
20th OptoElectronics and Communications Conference, OECC 2015, p. Art. no. 7340116-
Paper in proceedings
2015

Error Floor Analysis of Coded Slotted ALOHA over Packet Erasure Channels

Mikhail Ivanov, Fredrik Brännström, Alexandre Graell i Amat et al
IEEE Communications Letters. Vol. 19 (3), p. 419-422
Journal article
2015

Repair Scheduling in Wireless Distributed Storage with D2D Communication

Jesper Pedersen, Alexandre Graell i Amat, Iryna Andriyanova et al
IEEE Information Theory Workshop (ITW), p. 69-73
Paper in proceedings
2015

Probabilistic Handshake in All-to-all Broadcast Coded Slotted ALOHA

Mikhail Ivanov, Petar Popovski, Fredrik Brännström et al
Proc. IEEE Int. Workshop Signal Proc. Advances Wireless Commun., Stockholm, Sweden, June 2015, p. 690-694
Paper in proceedings
2015

Resource Sharing and Power Allocation for D2D-based Safety-Critical V2X Communications

Sun Wanlu, Di Yuan, Erik Ström et al
IEEE ICC 2015 Workshop, p. 2399-2405
Paper in proceedings
2015

On Parameter Optimization for Staircase Codes

Christian Häger, Alexandre Graell i Amat, Henry D. Pfister et al
Paper in proceedings
2015

Random Broadcast Based Distributed Consensus Clock Synchronization for Mobile Networks

Sun Wanlu, Erik Ström, Fredrik Brännström et al
IEEE Transactions on Wireless Communications. Vol. 14 (6), p. 3378-3389
Journal article
2015

A Family of Erasure Correcting Codes with Low Repair Bandwidth and Low Repair Complexity

Siddhartha Kumar, Alexandre Graell i Amat, Iryna Andriyanova et al
Paper in proceedings
2014

Optimized Bit Mappings for Spatially Coupled LDPC Codes over Parallel Binary Erasure Channels

Christian Häger, Alexandre Graell i Amat, Alex Alvarado et al
Proc. 1st IEEE International Conference on Communications (ICC), p. 2064-2069
Paper in proceedings
2014

D2D-based V2V Communications with Latency and Reliability Constraints

Sun Wanlu, Erik Ström, Fredrik Brännström et al
2014 IEEE Globecom Workshops, GC Wkshps 2014, Austin, United States, 8-12 December, p. 1414-1419
Paper in proceedings
2014

On Channel Estimation for 802.11p in Highly Time-Varying Vehicular Channels

Keerthi Nagalapur, Fredrik Brännström, Erik Ström
IEEE International Conference on Communications (ICC), 10-14 June 2014, p. 5659--5664-
Paper in proceedings
2014

Improving soft FEC performance for higher-order modulations via optimized bit channel mappings

Christian Häger, Alexandre Graell i Amat, Fredrik Brännström et al
Optics Express. Vol. 22 (12), p. 14544-14558
Journal article
2014

High-SNR Asymptotics of Mutual Information for Discrete Constellations With Applications to BICM

A. Alvarado, Fredrik Brännström, Erik Agrell et al
IEEE Transactions on Information Theory. Vol. 60 (2), p. 1061-1076
Journal article
2014

On the Asymptotic Performance of Bit-Wise Decoders for Coded Modulation

Mikhail Ivanov, Alex Alvarado, Fredrik Brännström et al
IEEE Transactions on Information Theory. Vol. 60 (5), p. 2796-2804
Journal article
2014

A Simple Approximation for the Bit-Interleaved Coded Modulation Capacity

A. Alvarado, Fredrik Brännström, Erik Agrell
IEEE Communications Letters. Vol. 18 (3), p. 495-498
Journal article
2014

Comparison of Terminated and Tailbiting Spatially Coupled LDPC Codes With Optimized Bit Mapping for PM-64-QAM

Christian Häger, Alexandre Graell i Amat, Fredrik Brännström et al
2014 European Conference on Optical Communication, ECOC 2014; Cannes; France; 21 September 2014 through 25 September 2014, p. Art. no. 6964047-
Paper in proceedings
2013

On the Exact BER of Bit-Wise Demodulators for One-Dimensional Constellations

Mikhail Ivanov, Fredrik Brännström, Alex Alvarado et al
IEEE Transactions on Communications. Vol. 61 (4), p. 1450-1459
Journal article
2013

Distributed clock synchronization with application of D2D communication without infrastructure

Sun Wanlu, Mohammad Reza Gholami, Erik Ström et al
2013 IEEE Globecom Workshops, GC Wkshps 2013; Atlanta, GA; United States; 9 December 2013 through 13 December 2013, p. 561-566
Paper in proceedings
2013

On Optimal TCM Encoders

Alex Alvarado, Alexandre Graell i Amat, Fredrik Brännström et al
IEEE Transactions on Communications. Vol. 61 (6), p. 2178 - 2189
Journal article
2013

High-SNR Asymptotics of Mutual Information for Discrete Constellations

Alex Alvarado, Fredrik Brännström, Erik Agrell et al
IEEE International Symposium on Information Theory (ISIT) 2013, Istanbul, Turkey, p. 2274-2278
Paper in proceedings
2013

On clock offset and skew estimation with exponentially distributed delays

Sun Wanlu, Fredrik Brännström, Erik Ström
IEEE International Conference on Communications, p. 1872-1877
Paper in proceedings
2012

On the Equivalence of TCM Encoders

Alex Alvarado, Alexandre Graell i Amat, Fredrik Brännström et al
2012 IEEE International Symposium on Information Theory, ISIT 2012. Cambridge, MA, 1 - 6 July 2012, p. 2401-2405
Paper in proceedings
2012

General BER Expression for One-Dimensional Constellations

Mikhail Ivanov, Fredrik Brännström, Alex Alvarado et al
IEEE Transactions on Communications
Paper in proceedings
2012

Asymptotically optimal trellis coded modulation systems

Alexandre Graell i Amat, Alex Alvarado, Fredrik Brännström et al
Conference contribution
2012

Long-Term Clock Synchronization in Wireless Sensor Networks with Arbitrary Delay Distributions

Sun Wanlu, Erik Ström, Fredrik Brännström et al
Journal of Logic and Computation, p. 359-364
Paper in proceedings
2011

High SNR Bounds for the BICM Capacity

Alex Alvarado, Fredrik Brännström, Erik Agrell
IEEE Information Theory Workshop ITW 2011, Paraty, Brazil, p. 360-364
Paper in proceedings
2011

Unifying Analysis and Design of Rate-Compatible Concatenated Codes

Alexandre Graell i Amat, Lars K. Rasmussen, Fredrik Brännström
IEEE Transactions on Communications. Vol. 59 (2), p. 343-351
Journal article
2009

Classification of Unique Mappings for 8PSK Based on Bit-Wise Distance Spectra

Fredrik Brännström, Lars K. Rasmussen
IEEE Transactions on Information Theory. Vol. 55 (3), p. 1131-1145
Journal article
2009

Optimal Puncturing Ratios and Energy Allocation for Multiple Parallel Concatenated Codes

Fredrik Brännström, Lars K. Rasmussen, Alex J. Grant
IEEE Transactions on Information Theory. Vol. 55 (5), p. 2062-2077
Journal article
2008

Adaptive Optimization of an Iterative Multiuser Detector for Turbo-Coded CDMA

David P. Shepherd, Fredrik Brännström, Frank Schreckenbach et al
IEEE Transactions on Wireless Communications. Vol. 7 (11), p. 4284-4293
Journal article
2007

Classification of 8PSK Mappings for BICM

Fredrik Brännström, Lars K. Rasmussen
IEEE International Symposium on Information Theory (ISIT '07), Nice, France, June 2007, p. 2136-2140
Paper in proceedings
2007

On the design of rate-compatible serially concatenated convolutional codes

Alexandre Graell i Amat, Fredrik Brännström, Lars K. Rasmussen
European Transactions on Telecommunications. Vol. 18 (5), p. 519-527
Journal article
2007

Recursive LLR Combining in Iterative Multiuser Decoding of Coded CDMA

Rob Milner, Lars K. Rasmussen, Fredrik Brännström
Australian Communications Theory Workshop (AusCTW '07), Adelaide, Australia, Feb. 2007, p. 104-109
Paper in proceedings
2007

A general structure for rate-compatible concatenated codes

Fredrik Brännström, Alexandre Graell i Amat, Lars K. Rasmussen
IEEE Communications Letters. Vol. 11 (5), p. 437-439
Journal article
2007

Dynamic Scheduling for a Turbo CDMA Receiver using EXIT Charts

David P. Shepherd, Fredrik Brännström, Mark C. Reed
Australian Communications Theory Workshop (AusCTW '07), Adelaide, Australia, Feb. 2007, p. 34-38
Paper in proceedings
2006

Design of Rate-Compatible Serially Concatenated Convolutional Codes

Alexandre Graell i Amat, Fredrik Brännström, Lars K. Rasmussen
Paper in proceedings
2006

Minimising Complexity in Iterative Multiuser Detection using Dynamic Decoding Schedules

David P. Shepherd, Fredrik Brännström, Zhenning Shi et al
Paper in proceedings
2006

Analysis and Design of Concatenated Codes

Fredrik Brännström, Alexandre Graell i Amat, Lars K. Rasmussen
Paper in proceedings
2006

Fidelity Charts and Stopping/Termination Criteria for Iterative Multiuser Detection

David P. Shepherd, Fredrik Brännström, Mark C. Reed
Paper in proceedings
2006

Concatenated Systems and Cross-Layer Design

Lars K. Rasmussen, Elisabeth Uhlemann, Fredrik Brännström
Paper in proceedings
2006

Puncturing Strategies for Incremental Redundancy Schemes Using Rate Compatible Systematic Serially Concatenated Codes

Elisabeth Uhlemann, Lars K. Rasmussen, Fredrik Brännström
Paper in proceedings
2005

Multiple parallel concatenated codes with optimal puncturing and energy distribution

Fredrik Brännström, Lars K. Rasmussen
IEEE International Conference on Communications (ICC '05), Seoul, Korea, May 2005, p. 622–-626
Paper in proceedings
2005

Non-data-aided parameter estimation in an additive white Gaussian noise channel

Fredrik Brännström, Lars K. Rasmussen
IEEE International Symposium on Information Theory (ISIT '05), Adelaide, Australia, Sept. 2005, p. 1446–-1450
Paper in proceedings
2005

Convergence analysis and optimal scheduling for multiple concatenated codes

Fredrik Brännström, Lars K. Rasmussen, Alex J. Grant
IEEE Transactions on Information Theory. Vol. 51 (9), p. 3354–-3364
Journal article
2004

Optimal puncturing for multiple parallel concatenated codes

Fredrik Brännström, Lars K. Rasmussen, Alex Grant
IEEE International Symposium on Information Theory (ISIT '04), Chicago, IL, June/July 2004, p. 154-
Paper in proceedings
2004

Convergence Analysis and Design of Multiple Concatenated Codes

Fredrik Brännström
Doctoral thesis
2003

Optimal scheduling for iterative decoding

Fredrik Brännström, Lars K. Rasmussen, Alex Grant
IEEE International Symposium on Information Theory (ISIT '03), Yokohama, Japan, June/July 2003, p. 350-
Paper in proceedings
2003

Optimal scheduling for multiple serially concatenated codes

Fredrik Brännström, Lars K. Rasmussen, Alex Grant
International Symposium on Turbo Codes and Related Topics, Brest, France, Sept. 2003, p. 383–-386
Paper in proceedings
2002

Extrinsic information transfer charts for narrow-band multiple access

Fredrik Brännström, Tor Aulin, Lars K. Rasmussen et al
Radio Science and Communication (RVK'02), Stockholm, Sweden, June 2002, p. 719–-723
Paper in proceedings
2002

Iterative detectors for trellis-code multiple-access

Fredrik Brännström, Tor Aulin, Lars K. Rasmussen
IEEE Transactions on Communications. Vol. 50 (9), p. 1478–-1485
Journal article
2002

Convergence analysis of iterative detectors for narrow-band multiple access

Fredrik Brännström, Tor Aulin, Lars K. Rasmussen et al
IEEE Global Telecommunications Conference (GLOBECOM '02), Taipei, Taiwan, Nov. 2002, p. 1373-–1377
Paper in proceedings
2001

Capacity considerations for trellis code multiple access systems

Fredrik Brännström, Tor Aulin, Lars K. Rasmussen
IEEE Information Theory Workshop (ITW ’01), Cairns, Australia, Sept. 2001, p. 153–-155
Paper in proceedings
2001

Iterative multi-user detection of trellis code multiple access using a posteriori probabilities

Fredrik Brännström, Tor Aulin, Lars K. Rasmussen
IEEE International Conference on Communications (ICC ’'01), Helsinki, Finland, June 2001, p. 11–-15
Paper in proceedings
2001

Constellation-constrained capacity for trellis code multiple access systems

Fredrik Brännström, Tor Aulin, Lars K. Rasmussen
IEEE Global Telecommunications Conference (GLOBECOM ’'01), San Antonio, TX, Nov. 2001, p. 791-–795
Paper in proceedings