Jan Carlsson

Showing 160 publications

2021

System Identification of Electromagnetic Devices Based on Full-Wave Computations

Carl Holmberg, Thomas Rylander, Jan Carlsson et al
2021 Joint IEEE International Symposium on Electromagnetic Compatibility Signal and Power Integrity, and EMC Europe, EMC/SI/PI/EMC Europe 2021, p. 952-957
Paper in proceeding
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2021

Evaluation of a Random Line-of-Sight Over-the-Air Measurement Setup at 28 GHz

Madeleine Schilliger Kildal, Sadegh Mansouri Moghaddam, Jan Carlsson et al
IEEE Transactions on Antennas and Propagation. Vol. 69 (8), p. 5008-5020
Journal article
2020

Accurate and Efficient Crosstalk Analysis by Full-wave Computations and System Identification

Carl Holmberg, Thomas Rylander, Jan Carlsson et al
Proceedings of the 2020 International Symposium on Electromagnetic Compatibility - EMC EUROPE, EMC EUROPE 2020
Paper in proceeding
2020

Frequency Selective Surfaces for Electromagnetic Shielding of Pocket-Sized Transceivers

M. Koohestani, Richard Perdriau, Mohamed Ramdani et al
IEEE Transactions on Electromagnetic Compatibility. Vol. 62 (6), p. 2785-2792
Journal article
2020
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Verification of the Random Line-of-Sight Measurement Setup at 1.5-3 GHz including MIMO Throughput Measurements of a Complete Vehicle

Madeleine Schilliger Kildal, Sadegh Mansouri Moghaddam, Aidin Razavi et al
IEEE Transactions on Vehicular Technology. Vol. 69 (11), p. 13165-13179
Journal article
2020
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Robust Connectivity With Multiple Directional Antennas for Vehicular Communications

Keerthi Nagalapur, Erik Ström, Fredrik Brännström et al
IEEE Transactions on Intelligent Transportation Systems. Vol. 21 (12), p. 5305-5315
Journal article
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2019

Impact of Azimuthal Antenna Pattern Sampling and Variation on Throughput Measurements

Andres Alayon Glazunov, Madeleine Schilliger Kildal, Jan Carlsson
2019 IEEE Conference on Antenna Measurements & Applications (CAMA), p. 167-170
Paper in proceeding
2019
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Test Zone Verification Procedures in a Random-LOS Measurement Setup

Madeleine Schilliger Kildal, Aidin Razavi, Jan Carlsson et al
13th European Conference on Antennas and Propagation, EuCAP 2019
Paper in proceeding
2018
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A Simple Method for Robust Vehicular Communication with Multiple Nonideal Antennas

Keerthi Nagalapur, Erik Ström, Fredrik Brännström et al
Paper in proceeding
2018

A numerical analysis of the random-LOS measurement accuracy for vehicle applications

Madeleine Schilliger Kildal, Andres Alayon Glazunov, Jan Carlsson
IET Conference Publications. Vol. 2018
Paper in proceeding
2018

Measurements and simulations for validation of the random-LOS measurement accuracy for vehicular OTA applications

Madeleine Schilliger Kildal, Jan Carlsson, Andres Alayon Glazunov
IEEE Transactions on Antennas and Propagation. Vol. 66 (11), p. 6291-6299
Journal article
2017

Reverberating Dreams - the Story of an OTA Chamber

Andres Alayon Glazunov, Jan Carlsson, Christian Lötbäck Patané
2017 IEEE INTERNATIONAL SYMPOSIUM ON ANTENNAS AND PROPAGATION & USNC/URSI NATIONAL RADIO SCIENCE MEETING, p. 239-240
Paper in proceeding
2017

Evaluation of a simplified Random-LOS measurement setup for characterizing antennas on cars

Madeleine Schilliger Kildal, Andres Alayon Glazunov, Jan Carlsson et al
2017 11th European Conference on Antennas and Propagation, EUCAP 2017, p. 3007-3011
Paper in proceeding
2017

Reverberation chamber for OTA measurements: The history of a dream!

Jan Carlsson, C.P. Lotback, Andres Alayon Glazunov
2017 11th European Conference on Antennas and Propagation, EUCAP 2017, p. 237-241
Paper in proceeding
2016
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In memory of Professor Per-Simon Kildal

Arne Svensson, Jan Carlsson, John Conway et al
IEEE Antennas and Propagation Magazine. Vol. 58 (4), p. 116-117
Other text in scientific journal
2016
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Measured Probabilities of Detection for 1- and 2 Bitstreams of 2-port Car-roof Antenna in RIMP and Random-LOS

Madeleine Schilliger Kildal, Andres Alayon Glazunov, Jan Carlsson et al
2016 10th European Conference on Antennas and Propagation, EuCAP 2016
Paper in proceeding
2016
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Initial Measured OTA Throughput of 4G LTE Communication to Cars with Roof-Mounted Antennas in 2D Random-LOS

Madeleine Schilliger Kildal, John Kvarnstrand, Jan Carlsson et al
International Symposium on Antennas and Propagation (ISAP), Hobart, Australia, 9-12 November, 2015, p. Article no 7447419-
Paper in proceeding
2016
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Measured LTE Throughput for SISO, SIMO and MIMO in Polarization-Random-LOS

Madeleine Schilliger Kildal, Jan Carlsson, Andres Alayon Glazunov et al
2016 IEEE Antennas and Propagation Society International Symposium, APSURSI 2016, Fajardo, Puerto Rico, 26 June - 1 July 2016, p. 323-324
Paper in proceeding
2015
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Verification of the Rician K-factor-based uncertainty model for measurements in reverberation chambers

X. M. Chen, Per-Simon Kildal, Jan Carlsson
IET Science, Measurement and Technology. Vol. 9 (5), p. 534-539
Journal article
2015
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Investigation of mode stirring with plate on platform in a reverberation chamber

Madeleine Schilliger Kildal, Chen Xiaoming, Per-Simon Kildal et al
9th European Conference on Antennas and Propagation, EuCAP 2015, Lisbon, Portugal, 13-17 May 2015
Paper in proceeding
2015
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Impact of the Spatial User Distribution on the Coverage Antenna Pattern of Maximum Ratio Combining in Random Line-Of-Sight

Andres Alayon Glazunov, Per-Simon Kildal, Jan Carlsson et al
9th European Conference on Antennas and Propagation, EuCAP 2015, Lisbon, Portugal, 13-17 May 2015
Paper in proceeding
2015
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Requirements and test methods for vehicular antenna systems supporting cooperative ITS applications

Erik Ström, Katrin Sjöberg, Jan Carlsson et al
IEEE MTT-S International Conference on Microwaves for Intelligent Mobility (ICMIM)
Paper in proceeding
2015
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Combined LTE and IEEE 802.11p Antenna for Vehicular Applications

Edith Condo Neira, Jan Carlsson, Kristian Karlsson et al
Antennas and Propagation (EuCAP) Proceedings of the 9th European Conference, Lisbon, Portugal, April 2015, p. Art. Nr 7228685-
Paper in proceeding
2014
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Revisiting the Complex Correlation in a MIMO System

Chen Xiaoming, Per-Simon Kildal, Jan Carlsson
8th European Conference on Antennas and Propagation, EuCAP 2014, The Hague, The Netherlands 6-11 April 2014, p. 2735 - 2739
Paper in proceeding
2014

Overview of state-of-the-art OTA measurements of wireless devices in reverberation chamber

Chen Xiaoming, Per-Simon Kildal, Ahmed Hussain et al
IEEE International Symposium on Electromagnetic Compatibility, p. 301-306
Paper in proceeding
2014

Utilizing Two-Ray Interference in Vehicle-to-Vehicle Communications

Kristian Karlsson, Jan Carlsson, Magnus Olbäck et al
8th European Conference on Antennas and Propagation, EuCAP 2014, The Hague, The Netherlands 6-11 April 2014, p. 2544 - 2547
Paper in proceeding
2014

Characterization and modeling of measurement uncertainty in a reverberation chamber with a rotating mode stirrer

Chen Xiaoming, Per-Simon Kildal, Jan Carlsson
IEEE International Symposium on Electromagnetic Compatibility, p. 296-300
Paper in proceeding
2014

Cost-effective measurement setups for testing wireless communication to vehicles in reverberation chambers and anechoic chambers

Per-Simon Kildal, Andres Alayon Glazunov, Jan Carlsson et al
2014 IEEE Conference on Antenna Measurements and Applications, CAMA 2014, p. Art. no. 7003428-
Paper in proceeding
2014
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Evaluation of V2X Antenna Performance Using a Multipath Simulation Tool

Edith Condo Neira, Ulf Carlberg, Jan Carlsson et al
Antennas and Propagation (EuCAP), Proceedings of the 8th European Conference, The Hague, The Netherlands, Apr. 2014, p. 2534-+
Paper in proceeding
2013
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New Approach to OTA Testing: RIMP and pure-LOS as Extreme Environments & a Hypothesis

Per-Simon Kildal, Jan Carlsson
7th European Conference on Antennas and Propagation, EuCAP 2013, Gothenburg, Sweden, 8-12 April 2013, p. 315-318
Paper in proceeding
2013
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Investigation of the Distribution of the Random LOS Component in a Reverberation Chamber

Chen Xiaoming, Per-Simon Kildal, Jan Carlsson
7th European Conference on Antennas and Propagation, EuCAP 2013, Gothenburg, Sweden, 8-12 April 2013, p. 2551-2554
Paper in proceeding
2013

In Memoriam: Olof Dahlsjö

Per-Simon Kildal, A. Derneryd, P. Ingvarson et al
IEEE Antennas and Propagation Magazine. Vol. 55 (2), p. 142-142
Magazine article
2013

Definition of Antenna Diversity Gain in User-Distributed 3D-Random Line-Of-Sight

Per-Simon Kildal, Ulf Carlberg, Jan Carlsson
Journal of Electromagnetic Engineering and Science. Vol. 13 (2), p. 86-92
Journal article
2013

Correlation between far-field patterns on both sides of the head of two-port antenna on mobile terminal

Ahmed Hussain, Per-Simon Kildal, Ulf Carlberg et al
ISAP 2013 - Proceedings of the 2013 International Symposium on Antennas and Propagation. Vol. 1, p. 288-289
Paper in proceeding
2013
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On OTA test in the presence of Doppler spreads in a reverberation chamber

Kristian Karlsson, Chen Xiaoming, Jan Carlsson et al
IEEE Antennas and Wireless Propagation Letters. Vol. 12, p. 886-889
Journal article
2013
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MRC Diversity and MIMO Capacity Evaluations of Multi-Port Antennas Using Reverberation Chamber and Anechoic Chamber

Chen Xiaoming, Per-Simon Kildal, Jan Carlsson et al
IEEE Transactions on Antennas and Propagation. Vol. 61 (2), p. 917-926
Journal article
2013

EuCAP 2013 in Gothenburg, Sweden: "An Impressive Success"

Per-Simon Kildal, Jan Carlsson, Staffan Sjödin
IEEE Antennas and Propagation Magazine. Vol. 55 (3), p. 276-278
Magazine article
2013
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Diversity gains of multiport mobile terminals in multipath for talk positions on both sides of the head

Ahmed Hussain, Per-Simon Kildal, Ulf Carlberg et al
2013 7th European Conference on Antennas and Propagation, EuCAP 2013, p. 863-866
Paper in proceeding
2012
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Diversity Gains in Random Line-Of-Sight and Rich Isotropic Multipath Environment

Jan Carlsson, Ulf Carlberg, Per-Simon Kildal
2012 Loughborough Antennas & Propagation Conference (LAPC), Lough-borough, England, 12-13 Nov., 2012
Paper in proceeding
2012
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OTA Testing in Multipath of Antennas and Wireless Devices With MIMO and OFDM

Per-Simon Kildal, Charlie Orlenius, Jan Carlsson
Proceedings of the IEEE. Vol. 100 (7), p. 2145-2157
Paper in proceeding
2012
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Capacity characterization of Eleven antenna in different configurations for MIMO applications using reverberation chamber

Chen Xiaoming, Per-Simon Kildal, Jian Yang et al
Proceedings of 6th European Conference on Antennas and Propagation, EuCAP 2012. Prague, 26-30 March 2012, p. 1571-1575
Paper in proceeding
2012
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Validation of Shielding Effectiveness Measurement Method Using Nested Reverberation Chambers by Comparison with Aperture Theory

Jan Carlsson, K. Karlsson, A. Johansson
EMC Europe 2012, 11th International Symposium on EMC, Rome, Italy, 17-21 Sept., 2012
Paper in proceeding
2012
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Antenna Research at CHASE – Chalmers Antenna Systems Excellence Centre

Jan Carlsson, Staffan Sjödin
IEEE Antennas and Propagation Society, AP-S International Symposium (Digest), p. 215-218
Paper in proceeding
2011
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Comparisons of different methods to determine correlation applied to multi-port UWB eleven antenna

Chen Xiaoming, Per-Simon Kildal, Jan Carlsson
Proceedings of the 5th European Conference on Antennas and Propagation, EUCAP 2011. Rome, 11-15 April 2011, p. 1776-1780
Paper in proceeding
2011
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Spatial correlations of incremental sources in isotropic environment such as reverberation chamber

Chen Xiaoming, Per-Simon Kildal, Jan Carlsson
Proceedings of the 5th European Conference on Antennas and Propagation, EUCAP 2011. Rome, 11-15 April 2011, p. 1753-1757
Paper in proceeding
2011
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Simple calculation of ergodic capacity of lossless two-port antenna system using only S-parameters – Comparison with common Z-parameter approach

Chen Xiaoming, Per-Simon Kildal, Jan Carlsson
IEEE Antennas and Propagation Society, AP-S International Symposium (Digest), p. 1885-1888
Paper in proceeding
2011

Measurement uncertainties of capacities of multi-antenna system in anechoic chamber and reverberation chamber

Chen Xiaoming, Per-Simon Kildal, Jan Carlsson
Proceedings of the International Symposium on Wireless Communication Systems.The 8th International Symposium on Wireless Communication Systems, ISWCS'11, Aachen, 6 -9 November 2011, p. 216-220
Paper in proceeding
2011
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Estimation of Average Rician K-factor in Reverberation Chamber

Chen Xiaoming, Per-Simon Kildal, Jan Carlsson
International Symposium on Antennas and Propagation
Paper in proceeding
2011
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Fast Converging Measurement of MRC Diversity Gain in Reverberation Chamber Using Covariance-Eigenvalue Approach

Chen Xiaoming, Per-Simon Kildal, Jan Carlsson
IEICE Transactions on Electronics. Vol. E94C (10), p. 1657-1660
Journal article
2011
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Uncertainties in estimating ergodic MIMO capacity and diversity gain of multiport antenna systems with different port weights

Ahmed Hussain, Per-Simon Kildal, Jan Carlsson
Proceedings of the 5th European Conference on Antennas and Propagation, EUCAP 2011. Rome, 10-15 April 2011, p. 310-314
Paper in proceeding
2011
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Comparison of Ergodic Capacities From Wideband MIMO Antenna Measurements in Reverberation Chamber and Anechoic Chamber

Chen Xiaoming, Per-Simon Kildal, Jan Carlsson et al
IEEE Antennas and Wireless Propagation Letters. Vol. 10, p. 446-449
Journal article
2011
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Including embedded element antenna characteristics in winner ii channel models and comparison with isotropic propagation environment

Ulf Carlberg, Per-Simon Kildal, Jan Carlsson
Proceedings of the 5th European Conference on Antennas and Propagation, EUCAP 2011. Rome, 11-15 April 2011, p. 2038-2041
Paper in proceeding
2011

Study of Random Line-of-Sight Caused by Arbitrary User Positions and Orientations with Application to MIMO OTA Measurements of Wireless Devices

Ulf Carlberg, Per-Simon Kildal, Jan Carlsson
ISAP2011, Jeju, Korea, 15-18 October 2011
Paper in proceeding
2011
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Determination of maximum doppler shift in reverberation chamber using level crossing rate

Chen Xiaoming, Per-Simon Kildal, Jan Carlsson
Proceedings of the 5th European Conference on Antennas and Propagation, EUCAP 2011. Rome, 11-15 April 2011
Paper in proceeding
2011
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About Random LOS in Rician Fading Channels for MIMO OTA Tests

Ahmed Hussain, Per-Simon Kildal, Ulf Carlberg et al
ISAP2011, Jeju, Korea, 15-18 October 2011
Paper in proceeding
2010

Analysis and optimization of MIMO capacity by using circuit simulation and embedded element patterns from full-wave simulation

Kristian Karlsson, Jan Carlsson
2010 International Workshop on Antenna Technology (iWAT 2010), 1-3 March 2010, Lisbon, Portugal
Paper in proceeding
2010

About measurements in reverberation chamber and isotropic reference environment

Jan Carlsson, Ulf Carlberg, Ahmed Hussain et al
20th International Conference on Applied Electromagnetics and Communications, Dubrovnik, Croatia, September 2010
Paper in proceeding
2010

Analysis of statistical uncertainties involved in estimating ergodic MIMO capacity and diversity gain in Rayleigh fading environment

Ahmed Hussain, Ulf Carlberg, Jan Carlsson et al
20th International Conference on Applied Electromagnetics and Communications, Dubrovnik, Croatia, September 2010
Paper in proceeding
2010

On using isotropic multipath as reference environment for OTA performance: Ray-based multipath simulation tool for studying convergence and uniqueness of different user-related statistical expectations when estimating ergodic capacity and diversity gain

Ulf Carlberg, Per-Simon Kildal, Ahmed Hussain et al
European Cooperation in the field of Scientific and Technical Research - COST2100, Alborg, Denmark, April 2010
Other conference contribution
2010

Non-foster networks for improvement of radiation efficiency and effective diversity gain of a multi-port antenna

Kristian Karlsson, Jan Carlsson
EuCAP 2010 - The 4th European Conference on Antennas and Propagation
Paper in proceeding
2010

Ray based multipath simulation tool for studying convergence and estimating ergodic capacity and diversity gain for antennas with given far-field functions

Ulf Carlberg, Jan Carlsson, Ahmed Hussain et al
20th International Conference on Applied Electromagnetics and Communications, Dubrovnik, Croatia, September 2010
Paper in proceeding
2010

Characterization of small antennas for hearing aids by several measurement techniques

J. Zhang, S Pivnenko, A. Khatun et al
EuCAP 2010 Fourth European Conference on Antennas and Propagation, Barcelona, 12-16 April 2010
Paper in proceeding
2010

On diversity performance of two-element coupling element based antenna structure for mobile terminal

A.A.H. Azremi, J. Toivanen, T. Laitinen et al
EuCAP 2010 Fourth European Conference on Antennas and Propagation, Barcelona, 12-16 April 2010
Paper in proceeding
2010

Compact Formulas for Diversity Gain of Two-Port Antennas

Nima Jamaly, Per-Simon Kildal, Jan Carlsson
IEEE Antennas and Wireless Propagation Letters. Vol. 9, p. 970-973
Magazine article
2010

Performance of different theoretical small antennas in isotropic 3-D and horizontal 2-D multipath environments with application to OTA testing

Per-Simon Kildal, Nima Jamaly, Jan Carlsson
2010 IEEE International Symposium on Antennas and Propagation, Toronto, July 11-17, 2010
Paper in proceeding
2010

Measurements of diversity gain and radiation efficiency of the Eleven antenna by using different measurement techniques in Etech project

Jian Yang, S Pivnenko, T. Laitinen et al
EuCAP 2010 Fourth European Conference on Antennas and Propagation, Barcelona, 12-16 April 2010
Paper in proceeding
2010

Effects of intrinsic radiation Q on mismatch factor of three types of small antennas: single-resonance, gradual-transition and cascaded-resonance types

Daniel Nyberg, Per-Simon Kildal, Jan Carlsson
IET Microwaves, Antennas and Propagation. Vol. 4 (1), p. 83-90
Journal article
2010

On using isotropic multipath as reference environment for OTA performance: Uncertainty due to convergence of statistical expectation when estimating ergodic capacity and diversity gain

Per-Simon Kildal, Ahmed Hussain, Ulf Carlberg et al
European Cooperation in the field of Scientific and Technical Research - COST2100, Alborg, Denmark, April 2010
Other conference contribution
2010

Multipath emulator for Simulation of wireless terminals' performance

Nima Jamaly, Jan Carlsson, Per-Simon Kildal
Gigahertz Symposium 2010, Lund University, 9-10 March 2010
Paper in proceeding
2010
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Doppler Spread in Reverberation Chamber Predicted From Measurements During Step-Wise Stationary Stirring

Kristian Karlsson, Chen Xiaoming, Per-Simon Kildal et al
IEEE Antennas and Wireless Propagation Letters. Vol. 9, p. 497 - 500
Journal article
2010

Performance of directive multi-element antennas versus multi-beam arrays in MIMO communication systems

Nima Jamaly, Hongxia Zhu, Per-Simon Kildal et al
EuCAP 2010 Fourth European Conference on Antennas and Propagation, Barcelona, 12-16 April 2010
Paper in proceeding
2010

Comparison of diversity gains of wideband antennas measured in anechoic and reverberation chambers

Chen Xiaoming, Nima Jamaly, Jan Carlsson et al
Gigahertz Symposium 2010, Lund University, 9-10 March 2010
Paper in proceeding
2010

Compact formulas for diversity gain of two-port antennas

Nima Jamaly, Per-Simon Kildal, Jan Carlsson
IEEE Antennas and Wireless Propagation Letters. Vol. 9, p. 970-973
Journal article
2009

Study of Excitation on Beam Ports versus Element Ports in Performance Evaluation of Diversity and MIMO Arrays

Nima Jamaly, C. Gomez-Calero, Per-Simon Kildal et al
3rd European Conference on Antennas and Propagation, EuCAP 2009; Berlin; Germany; 23 March 2009 through 27 March 2009, p. 1753-1757
Paper in proceeding
2009

Circuit based optimization of radiation characteristics of single and multi-port antennas

Kristian Karlsson, Jan Carlsson
Radioengineering. Vol. 18 (4), p. 438-444
Journal article
2009
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Channel sounding of loaded reverberation chamber for Over-the-Air testing of wireless devices - coherence bandwidth versus average mode bandwidth and delay spread

Chen Xiaoming, Per-Simon Kildal, Charlie Orlenius et al
IEEE Antennas and Wireless Propagation Letters. Vol. 8, p. 678-681
Journal article
2009

Numerical study of position stirring and frequency stirring in loaded reverberation chamber

Ulf Carlberg, Per-Simon Kildal, Jan Carlsson
IEEE Transactions on Electromagnetic Compatibility. Vol. 51 (1), p. pp. 12-17
Journal article
2008

Analysis and optimization of multi-port antennas by using circuit simulation and embedded element patterns from full-wave simulation

Jan Carlsson, Kristian Karlsson
IEEE International Symposium on Antennas and Propagation (IEEE AP-S), San Diego
Paper in proceeding
2008

Analysis and Optimization of Multi-Port Antennas by using Circuit Simulation and Embedded Element Patterns from Full-Wave Simulation

Jan Carlsson, Kristian Karlsson
2008 IEEE International Symposium on Antennas and Propagation and USNC/URSI National Radio Science Meeting, APSURSI, San Diego, CA, United States, 5-12 July 2008, p. Art. no. 4619405-
Paper in proceeding
2008

Measuring Performance of 3GPP LTE Terminals and Small Base Stations in Reverberation Chambers

Mats Andersson, Andreas Wolfgang, Charlie Orlenius et al
chapter Borko Furht and Syed Ahson (Ed.), Handbook of Long Term Evolution of 3GPP Radio/Cellular Technology, CRC Press Autumn 2008
Book chapter
2008

Können Störaussendungen von Bussystemen durch symmetrischen Betrieb vollständig vermieden werden

K Lamedschwandner, H Preineder, S. Cecil et al
Gonschorek, K.-H. (Hrsg.), EMV 2008, Internationale Fachmesse und Kongress für Elektromagnetische Verträglichkeit
Paper in proceeding
2008

Terminal Antennas in ACE2

M. Martínez-Vázquez, R. Serrano, Jan Carlsson et al
Radioengineering. Vol. 17, p. 8-12
Journal article
2008

Method for Circuit Based Optimizations of Radiation Characteristics of Multi-Port Antennas

Kristian Karlsson, Jan Carlsson
GigaHertz Symposium 2008, Chalmers, 5-6 March 2008
Paper in proceeding
2008

Degradation of MIMO-capacity due to correlation and efficiency of practical antennas

Daniel Nyberg, Per-Simon Kildal, A. Gummalla et al
International Symposium on Antennas and Propagation, Taipei, Taiwan, ,27-30 October 2008
Paper in proceeding
2007

Benchmarking for measurement facilities for small antennas and active terminals within ACE - Results and experience from the first two years

Jan Carlsson
Frequenz, Journal of RF-Engineering and Telecommunications. Vol. 61 (3-4)
Journal article
2007

Combination of Full Wave Sim­ulations and Equivalent Circuit Models in Predicting Coupling between Antenna Element and Nearby Object in Mobile Phone

Kristian Karlsson, Jan Carlsson, P. Ankarson et al
International Workshop on Antenna Technology 2007 (iWAT07), 21st-23rd March, 2007, Cambridge, U.K
Paper in proceeding
2007

Numerical simulations for EMC

Jan Carlsson
E3-conference, Gothenburg, April 17-18, 2007
Paper in proceeding
2007

Radiation Q and radiation efficiency of wideband small antennas and their relation to bandwidth and cut-off of spherical modes

Daniel Nyberg, Per-Simon Kildal, Jan Carlsson
2nd European Conference on Antennas and Propagation, EuCAP 2007; Edinburgh; United Kingdom; 11 November 2007 through 16 November 2007 (11961)
Paper in proceeding
2007

Optimization of antenna diversity gain by combining full-wave and circuit simulations

Kristian Karlsson, Jan Carlsson, I Belov et al
The Second European Conference on Antennas and Propagation (EuCAP 2007), Edinburgh, 11 - 16 November 2007
Paper in proceeding
2007

EMC aspects of development of data bus systems in vehicles

J. Welinder, Jan Carlsson, K Lamedschwandner et al
EMC Europe Workshop, Paris, France, 14 -15 June, 2007
Journal article
2007

Comparison of different loading configurations and numerical models of reverberation chambers

Ulf Carlberg, Per-Simon Kildal, Jan Carlsson et al
2007 International Symposium on Antennas and Propagation, Niigata, JAPAN, 21-24 August 2007
Paper in proceeding
2007

Susceptibility analysis of a wireless car safety related system

Peter Ankarson, Jan Carlsson, S Ohlsson
EMC Europe Workshop, Paris,France, 14 -15 June, 2007
Paper in proceeding
2007

Software for Optimizing multi-port antennas based on precomputed embedded element patterns from commerical codes

Kristian Karlsson, Jan Carlsson, I Belov et al
EMB07 - The Fourth Swedish Conference on Computational Electromagnetics - Methods and Applications, Lund, October 18-19, 2007
Paper in proceeding
2007

Numerical study of different loading configurations and stirring methods of reverberation chambers

Ulf Carlberg, Per-Simon Kildal, Jan Carlsson et al
EMB07 - The Fourth Swedish Conference on Computational Electromagnetics - Methods and Applications, Lund, October 18-19, 2007
Paper in proceeding
2007

Activities on terminal antennas in ACE2

M. Martínez-Vázquez, Raquel Serrano Calvo, Jan Carlsson et al
ICECOM 2007, 19th International Conference on Applied Electromagnetics and Communications, Dubrovnik 24-26 Sept. 2007
Paper in proceeding
2006

Numerical Simulation of Vehicle Data Buses

Jan Carlsson, J. Welinder, K Lamedschwandner et al
EMC Europe 2006, Barcelona, Spain, Sept. 4 – 8, 2006
Paper in proceeding
2006

Efficient modeling of reverberation chambers using method of moments with cavity Green's function calculated by Ewald summation

Ulf Carlberg, Per-Simon Kildal, Jan Carlsson
Antenn 06 in Linköping, May 2006
Paper in proceeding
2006

Results and experiences from two years of benchmarking of measurements facilities for small antennas and terminals within ACE

Jan Carlsson
European Conference on Antennas and Propagation: EuCAP 2006; Nice; France; 6 November 2006 through 10 November 2006. Vol. 626 SP
Paper in proceeding
2006

Numerical Study of Position and Frequency Stirring in Loaded RC

Ulf Carlberg, Per-Simon Kildal, Jan Carlsson
Svenska Antennmätsällskapet (SAMS), Kalmar, 29 November 2006
Magazine article
2006

Maximizing the effective diversity gain of two parallel dipoles by optimizing the source impedance

Kent Rosengren, Jan Carlsson, Per-Simon Kildal
Microwave and Optical Technology Letters. Vol. 48 (3), p. 532-535
Journal article
2006

Experiences and results from benchmarking of facilities for small terminal antenna measurements within ACE

Jan Carlsson
Antenn 06 in Linköping, May 2006
Paper in proceeding
2006

Effective Radiated Power Measurements in Reverberation Chamber

Kristian Karlsson, Jan Carlsson
Antenn 06, Nordic Antenna Symposium, Linköping, Sweden, May 30 – June 1, 2006
Paper in proceeding
2006

Reverberation Chamber for Antenna Measurements: Modeling Using Method of Moments, Spectral Domain Techniques, and Asymptote Extraction

Kristian Karlsson, Jan Carlsson, Per-Simon Kildal
IEEE Transactions on Antennas and Propagation. Vol. 54 (11), p. 3106-3113
Journal article
2006

Overview of 5 Years R&D on Characterizing Wireless Devices in Rayleigh Fading Using Reverberation Chambers

Per-Simon Kildal, Jan Carlsson
EMC Europe 2006, Barcelona, Spain, Sept. 4 – 8, 2006
Paper in proceeding
2006

Designing reverberation chambers for measurements of small antennas and wireless terminals: accuracy, frequency resolution, lowest frequency of operation, loading and shielding of chamber

Per-Simon Kildal, Charlie Orlenius, Jan Carlsson et al
First European Conference on Antennas and Propagation (EuCAP), 2006, Nice, France, 6 - 10 November 2006
Paper in proceeding
2006

On the Radiated Emission of Balanced Bus Systems

K Lamedschwandner, H Preineder, S. Cecil et al
ME 2006, Wien, Austria, Oct. 10 – 11, 2006
Paper in proceeding
2006

Analysis of Wires Inside a Reverberation Chamber Using the Method of Moments Combined with Spectral Domain Techniques and Asymptotic Extraction

Kristian Karlsson, Jan Carlsson, Per-Simon Kildal
European Conference on Antennas and Propagation: EuCAP 2006; Nice; France; 6 November 2006 through 10 November 2006. Vol. 626 SP
Paper in proceeding
2006

Investigation and Circumvention of Standing Wave Phenomena on Ground Reflection Antenna Test Ranges

Ulrich Stein, Jan Carlsson, Kristian Karlsson
LAPC 2006 (Loughborough Antennas & Propagation Conference), Loughborough, England, April 11 – 12, 2006
Paper in proceeding
2006

Dyadic GO reflection coefficient for PEC/PMC strip surface and application to planar case for dipole radiation

Jan Carlsson, Per-Simon Kildal
Microwave and Optical Technology Letters. Vol. 48 (3), p. 583-587
Journal article
2005

Benchmarking of facilities for small terminal antenna measurements

Jan Carlsson
IEEE AP-S International Symposium Washington D.C., 3-8 July 2005. Vol. 4A, p. 105-108
Paper in proceeding
2005

Comparison of efficiency measurement methods for small antennas

A. Diallo, C. Luxey, G. Kossiavas et al
11th International Symposium on Antenna Technology and Applied Electromagnetics, France, 15-17 June 2005, p. Artno: 7852061-
Paper in proceeding
2005

Numerical modelling of reverberation chamber using method of moments and Ewald summation

Ulf Carlberg, Per-Simon Kildal, Jan Carlsson
IEEE AP-S International Symposium Washington D.C., 3-8 July 2005. Vol. 1B, p. 344-347
Other conference contribution
2005

A method of moments solution for wires inside a reverberation chamber using spectral domain techniques and asymptotic extraction

Kristian Karlsson, Jan Carlsson, Per-Simon Kildal
RVK05 - Swedish Conference on Radio Science and Communications, Linköping
Paper in proceeding
2005

Benchmarking of Facilities for Measuring Small Mobile Terminals and their Antennas: Results of a Round Robin Test in ACE

Jan Carlsson
ICECom 2005, Dubrovnik, Croatia, Oct. 12 – 14, 2005
Paper in proceeding
2005

Study of antennas in reverberation chamber using method of moments with cavity Green’s function calculated by Ewald summation

Ulf Carlberg, Per-Simon Kildal, Jan Carlsson
IEEE Transactions on Electromagnetic Compatibility. Vol. 47 (4), p. 805-814
Journal article
2005

The Safe Communication Platform

J. Welinder, Jan Carlsson, Peter Ankarson
EMC Europe 2005, Rome, Italy, Sept. 19 – 21, 2005
Paper in proceeding
2005

Numerical Study of a PIFA Mounted on a Car Compared to Measurements

P. Ankarson, Yueqiang Liu, Jan Carlsson
EMC 2005: IEEE International Symposium on Electromagnetic Compatibility, Chicago, USA, Aug. 8 – 12, 2005. Vol. 1-3, p. 878-882
Paper in proceeding
2005

Round Robin test of active and passive small terminal antennas

Jan Carlsson, Per-Simon Kildal
LAPC 2005 Loughborough Antennas and Propagation Conference
Paper in proceeding
2004

Method of moments solution of reverberation chamber using spectral domain techniques and asymptotic extraction

Kristian Karlsson, Jan Carlsson, Ulf Carlberg et al
EMB 04 - Computational Electromagnetics: Methods and Applications, 18-19 Oct 2004, Gothenburg, Sweden
Paper in proceeding
2004

A method of moments solution for a mechanical mode stirrer in a reverberation chamber using spectral domain techniques

Kristian Karlsson, Jan Carlsson, Ulf Carlberg et al
Joint COST 273/284 Workshop, Chalmers University of Technology, Göteborg, Sweden, 7-9 June 2004
Paper in proceeding
2004

FEM-FDTD Hybrid Simulation of a PIFA inside a Car – Compared to Measurements

Peter Ankarson, Yueqiang Liu, Thomas Rylander et al
EMB04, Gothenburg, Sweden, Oct. 18 – 19, 2004
Paper in proceeding
2004

A method of moments solution of a 2D reverberation chamber using G1DMULT and asymptotic extraction

Kristian Karlsson, Jan Carlsson, Ulf Carlberg et al
IEEE AP-S International Symposium, Monterey, California, June 2004
Paper in proceeding
2004

Numerical study of mode stirring in reverberation chambers using moment method and Ewald summation

Ulf Carlberg, Per-Simon Kildal, Jan Carlsson
EMB 04 - Computational Electromagnetics: Methods and Applications, 18-19 Oct 2004, Gothenburg, Sweden
Paper in proceeding
2004

EMEC - An EM simulator based on topology

Jan Carlsson, T. Karlsson, G. Unden
IEEE Transactions on Electromagnetic Compatibility. Vol. 46 (46), p. 353-358
Journal article
2004

Comparison of different numerical modeling techniques for reverberation chamber: Initial 2D study

Ulf Carlberg, Per-Simon Kildal, Jan Carlsson et al
IEEE AP-S International Symposium, Monterey, California, June 2004
Paper in proceeding
2004

Physical asymptotic model for a conducting patch and how this enables the inclusion of dielectric substrate in a free-space moment method code

Jan Carlsson, Per-Simon Kildal
IEE Proceedings Microwave Antennas and Propagation. Vol. 151 (151), p. 338-344
Journal article
2004

Benchmarking of small terminal antennas measurement facilities

Jan Carlsson
JINA 2004, Nice, France, November 2004
Paper in proceeding
2004

Induced currents in cables in a car when exposed to an external field or internal mobile phone – Simulations and measurements

Peter Ankarson, Jan Carlsson
EMC Europe 2004, Eindhoven, Holland, September 5 – 9, 2004
Paper in proceeding
2004

Characterization of Antennas and Wireless Terminals in Loaded Reverberation Chambers

Jan Carlsson, Per-Simon Kildal
Euro Electromagnetics (EUROEM) Symposium, Magdeburg, Germany, 12-16 July 2004
Paper in proceeding
2003

Accuracy of radiation efficiency measurements in a reverberation chamber

Jan Carlsson, A. Wolfgang, Charlie Orlenius et al
Antenn 03 in Kalmar, May 13-15, 2003
Paper in proceeding
2003

Improved procedure for measuring efficiency of small antennas in reverberation chambers

A. Wolfgang, Jan Carlsson, Charlie Orlenius et al
IEEE AP-S International Symposium, Columbus, Ohio, June 2003
Paper in proceeding
2002

Performance of mobile phones located in the vicinity of the human body measured in reverberation chamber

Per-Simon Kildal, Yngve Hamnerius, Charlie Carlsson et al
Swedish Radio Science Conference RVK, Stockholm, June 2002
Paper in proceeding
2002

Investigation of the Coupling to a Wire Inside a Box With Apertures by Means of FDTD Simulations

I Belov, Jan Carlsson
ANTEM 2002, Montreal, Canada, July 30 – Aug. 2, 2002
Paper in proceeding
2002

Development of reverberation chamber for accurate measurements of mobile phones and mobile phone antennas

C. Carlsson, Per-Simon Kildal, Kent Rosengren et al
Swedish Radio Science Conference RVK, Stockholm, June 2002
Paper in proceeding
2002

Influence of a Slot on the Induced Current in a Wire Inside a Conducting Box with a Square Aperture

Jan Carlsson, I Belov
Microwave and Optical Technology Letters. Vol. 32, p. 25-29
Journal article
2002

FDTD-Simulation of the Electrical Environment for Vehicles by Using Cad-data Compared to Measurements

Peter Ankarson, Jan Carlsson
EMC 2002, International symposium and technical exhibition on EMC, Beijing, China, May 21 – 24, 2002
Paper in proceeding
2002

Calculation and Measurement of self-impedance of a dipole near a lossy cylinder as a reference case in reverberation chamber measurements

Jian Yang, Per-Simon Kildal, Jan Carlsson et al
IEEE AP-S International Symposium, San Antonio, Texas, June 2002
Journal article
2002

Numerical FDTD simulation of a validation case for small antenna measurements in a reverberation chamber

Jan Carlsson, A. Wolfgang, Per-Simon Kildal
IEEE AP-S International Symposium, San Antonio, Texas, June 2002
Paper in proceeding
2002

Calculation of self impedance and radiation efficiency of a dipole near a lossy cylinder with arbitrary cross section by using the moment method and a spectrum of two-dimensional solutions

Jian Yang, Jan Carlsson, Per-Simon Kildal et al
Microwave and Optical Technology Letters. Vol. 32, p. 108-112
Journal article
2001

SPICE models of barrier compared to measured data

Urban Lundgren, Jan Carlsson, Jerker Delsing
2001 IEEE EMC International Symposium, Montreal, Canada, Aug. 13-17, 2001
Paper in proceeding
2001

An approach to the generation of SPICE models feasible for EMC problems

Jan Carlsson, Urban Lundgren
2000 IEEE International Symposium on EMC, Washington, D.C., USA, Aug. 21-25, 2000
Paper in proceeding
2001

Characterization of terminal antennas in reverberation chambers: Methods and results

Kent Rosengren, Per-Simon Kildal, Charlie Carlsson et al
Nordic Radio Symposium, Nynäshamn, Apr. 2001
Paper in proceeding
2001

Characterization of Antennas for Mobile and Wireless Terminals in Reverberation Chambers: Improved Accuracy by Platform Stirring

Kent Rosengren, Per-Simon Kildal, Charlie Carlsson et al
Microwave and Optical Technology Letters. Vol. 30 (20), p. 391-397
Journal article
2001

Simulation of the electrical environment for vehicles by using CAD-data – Compared to real measurements

Peter Ankarson, Jan Carlsson
EMB 01, Uppsala, Sweden, Nov. 14-15, 2001
Paper in proceeding
2001

Characterization of antennas for mobile and wireless terminals by using reverberation chambers: Improved accuracy by platform stirring

Kent Rosengren, Per-Simon Kildal, Charlie Carlsson et al
IEEE AP-S International Symposium, Boston, MA, USA, July 2001
Paper in proceeding
2001

EMEC – System EMC Simulator

Torbjörn Karlsson, Jan Carlsson
EuroEM 2000, Edinburgh, Scotland, May 30 – June 2, 2000
Paper in proceeding
2000

A new method to measure radiation efficiency of terminal antennas

Kent Rosengren, Per-Simon Kildal, Jan Carlsson et al
2000 IEEE APS Conference on Antennas and Propagation, Waltham, MA, USA, Nov 2000
Paper in proceeding
2000

Measurements of terminal antennas' performance in multimode Reverberations chambers

Kent Rosengren, Per-Simon Kildal, Jan Carlsson et al
Antenn 00, Lund, Sep. 2000.
Paper in proceeding
1999

A user-friendly computer code for radiated emission and susceptibility analysis of printed circuit boards

Jan Carlsson, Per-Simon Kildal
Applied Computational Electromagnetics Society Journal. Vol. 14 (1), p. 1-8
Journal article
1999

Simulated behaviour of fully anechoic rooms for measurement of radiated emissions

J. Welinder, Jan Carlsson, Lennart Hasselgren et al
13th International Zurich Symposium and Technical Exhibition on Electromagnetic Compatibility, Zurich, Switzerland, Feb. 16-18, 1999
Paper in proceeding
1998

A simple method to compute crosstalk on printed circuit boards

Jan Carlsson, Per-Simon Kildal
Microwave and Optical Technology Letters. Vol. 19 (2), p. 87-94
Journal article
1998

Investigations of methods to simulate the electrical environment in vehicles

G. Carlsson, Jan Carlsson
EMB 98, Linköping, Nov. 1998.
Paper in proceeding
1998

A method of moments program for analysis of printed circuit boards

Jan Carlsson, Per-Simon Kildal
EMB 98, Linköping, Nov. 1998.
Paper in proceeding
1997

A Computer Code for Predicting Radiation from Printed Circuit Boards

Jan Carlsson, Per-Simon Kildal
Nordic Antenna Conference Antenn 97, Göteborg, May, 1997.
Paper in proceeding
1995

Transmission through corrugated slots

Jan Carlsson, Per-Simon Kildal
IEEE Transactions on Electromagnetic Compatibility. Vol. 37 (1), p. 114-121
Journal article
1994

The use of corrugations to reduce transmission through slots

Jan Carlsson, Per-Simon Kildal
COST 243 workshop, Budapest, Hungary, Nov. 1994
Paper in proceeding
1994

The use of corrugations to reduce transmission through slots

Jan Carlsson
IEEE Ninth International Conference on Electromagnetic Compatibility, Manchester, England, Sept. 5 - 7, 1994
Paper in proceeding
1993

Analysis of corrugated soft edges to reduce scattering from gaps between reflecting panels

Jan Carlsson, Per-Simon Kildal
IEEE AP-S International Symposium and URSI Science Meeting, Ann arbor, Michigan, USA, June 28 – July 2, 1993, p. 394-397
Paper in proceeding
1993

Application of artificially soft surfaces to reduce the leakage through slots

Jan Carlsson
RVK-93, Lund, Sweden, April 5 – 7, 1993
Paper in proceeding

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Showing 1 research projects

2014–2017

Multipath test environments for future communication systems

Jian Yang Antennas
Thomas Eriksson Communication Systems
Giuseppe Durisi Communication Systems
Jan Carlsson Antennas
Swedish Research Council (VR)

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