Håkan Johansson

ORCID

Publication Activity (10 Years)

Years Active: 1996-2024
Publications (10 Years): 32

Top Venues

CoRR

IEEE Trans. Circuits Syst. II Express Briefs

IEEE Trans. Circuits Syst. I Regul. Pap.

DSP

Publications

Mingxin Deng, Håkan Johansson, Yinan Wang, Zhiwei Li, Hui Xu
Efficient Parallel Polynomial-Based Compensation Structure for Frequency Response Mismatch in Two-Channel TI-ADCs. IEEE Trans. Circuits Syst. II Express Briefs 71 (2) (2024)
Oksana Moryakova, Yinan Wang, Håkan Johansson
Low-complexity reconfigurable FIR lowpass equalizers for polynomial channel models. Digit. Signal Process. 150 (2024)
Oksana Moryakova, Håkan Johansson
Frequency-Domain Implementations of Variable Digital FIR Filters Using the Overlap-Save Technique. DSP (2023)
Yinan Wang, Mingxin Deng, Håkan Johansson, Zhiwei Li, Qingjiang Li
Unified Filter Order Estimate for Minimax-Designed Linear-Phase FIR Wideband and Lowpass Digital Differentiators. Circuits Syst. Signal Process. 42 (11) (2023)
Ganesh Prasad, Håkan Johansson, Rabul Hussain Laskar
A General Approach to Fully Linearize the Power Amplifiers in mMIMO with Less Complexity. CoRR (2023)
Deepak Mishra, Håkan Johansson
Low-Complexity Beamforming Designs and Channel Estimation for Passive-Intelligent-Surface-Assisted MISO Energy Transfer. IEEE Internet Things J. 10 (9, May 1) (2023)
Ganesh Prasad, Håkan Johansson
A Novel Hybrid Post-Weighting Digital Predistortion in mMIMO Under Crosstalk. CoRR (2023)
Deijany Rodriguez Linares, Håkan Johansson
Low-Complexity Memoryless Linearizer for Analog-to-Digital Interfaces. DSP (2023)
Ganesh Prasad, Håkan Johansson
A Low-Complexity Post-Weighting Predistorter in a mMIMO Transmitter Under Crosstalk. IEEE Commun. Lett. 27 (12) (2023)
Marko D. G. Milosevic, Björn A. Pålsson, Arne Nissen, Jens C. O. Nielsen, Håkan Johansson
Condition Monitoring of Railway Crossing Geometry via Measured and Simulated Track Responses. Sensors 22 (3) (2022)
Oksana Moryakova, Yinan Wang, Håkan Johansson
Reconfigurable FIR Lowpass Equalizers. SiPS (2022)
Yinan Wang, Håkan Johansson, Mingxin Deng, Zhiwei Li
On the Compensation of Timing Mismatch in Two-Channel Time-Interleaved ADCs: Strategies and a Novel Parallel Compensation Structure. IEEE Trans. Signal Process. 70 (2022)
Håkan Johansson, Gabriella Scaramuzzino
The Phoenix syndrome: Netroots organizations strategies to gain and maintain digital resource abundance. New Media Soc. 24 (12) (2022)
Xiangyu Liu, Hui Xu, Yinan Wang, Nan Li, Håkan Johansson
Correlation-Based Calibration for Nonlinearity Mismatches in Dual-Channel TIADCs. ISCAS (2020)
Yinan Wang, Xiangyu Liu, Håkan Johansson, Chengxuan Zhao, Kairang Chen, Xi Zhu
On First-Order Compensation of Timing Mismatch in Two-Channel TIADCs. ISCAS (2020)
Ali Bulut Üçüncü, Emil Björnson, Håkan Johansson, Ali Özgür Yilmaz, Erik G. Larsson
Performance Analysis of Quantized Uplink Massive MIMO-OFDM With Oversampling Under Adjacent Channel Interference. IEEE Trans. Commun. 68 (2) (2020)
Ali Bulut Üçüncü, Emil Björnson, Håkan Johansson, Erik G. Larsson, Ali Özgür Yilmaz
Performance Analysis of Quantized Uplink Massive MIMO-OFDM With Oversampling Under Adjacent Channel Interference. CoRR (2020)
Xiangyu Liu, Hui Xu, Håkan Johansson, Yinan Wang, Nan Li
Correlation-Based Calibration for Nonlinearity Mismatches in Dual-Channel TIADCs. IEEE Trans. Circuits Syst. II Express Briefs (3) (2020)
Ali Bulut Üçüncü, Emil Björnson, Håkan Johansson, Ali Özgür Yilmaz, Erik G. Larsson
Performance of One-Bit Massive MIMO with Oversampling under Adjacent Channel Interference. GLOBECOM (2019)
Deepak Mishra, Håkan Johansson
Optimal Least Squares Estimator and Precoder for Energy Beamforming Over IQ-Impaired Channels. IEEE Signal Process. Lett. 26 (8) (2019)
Håkan Johansson, Gabriella Scaramuzzino
The logics of digital advocacy: Between acts of political influence and presence. New Media Soc. 21 (7) (2019)
Deepak Mishra, Håkan Johansson
Optimal Channel Estimation for Hybrid Energy Beamforming Under Phase Shifter Impairments. IEEE Trans. Commun. 67 (6) (2019)
Deepak Mishra, Håkan Johansson
Optimal Least-Squares Estimator and Precoder for Energy Beamforming over IQ-Impaired Channels. CoRR (2019)
Deepak Mishra, Håkan Johansson
Optimal Channel Estimation for Hybrid Energy Beamforming under Phase Shifter Impairments. CoRR (2019)
Yinan Wang, Håkan Johansson, Nan Li, Qingjiang Li
Analysis, Design, and Order Estimation of Least-Squares FIR Equalizers for Bandwidth Extension of ADCs. Circuits Syst. Signal Process. 38 (5) (2019)
Deepak Mishra, Håkan Johansson
Efficacy of Hybrid Energy Beamforming With Phase Shifter Impairments and Channel Estimation Errors. IEEE Signal Process. Lett. 26 (1) (2019)
Deepak Mishra, Håkan Johansson
Channel Estimation and Low-complexity Beamforming Design for Passive Intelligent Surface Assisted MISO Wireless Energy Transfer. ICASSP (2019)
Deepak Mishra, Håkan Johansson
Efficacy of Multiuser Massive Miso Wireless Energy Transfer Under iq Imbalance and Channel Estimation Errors Over Rician Fading. ICASSP (2018)
Fabio Pareschi, Felix Lustenberger, Håkan Johansson, Joseph R. Cavallaro
Guest Editorial Special Issue on the 2017 IEEE International Symposium on Circuits and Systems (ISCAS 2017). IEEE Trans. Circuits Syst. I Regul. Pap. (3) (2018)
Yinan Wang, Håkan Johansson, Hui Xu, Jietao Diao
Minimax design and order estimation of FIR filters for extending the bandwidth of ADCs. ISCAS (2016)
Yinan Wang, Håkan Johansson, Hui Xu, Jietao Diao
Minimax Design and Order Estimation of FIR Filters for Extending the Bandwidth of ADCs. CoRR (2016)
Håkan Johansson, Anu Kalidas Muralidharan Pillai
Lower bounds on the L2-norms of digital resampling filters with zero-valued input samples. ICASSP (2016)
Håkan Johansson, Oscar Gustafsson
Filter-bank based all-digital channelizers and aggregators for multi-standard video distribution. DSP (2015)
Yinan Wang, Håkan Johansson, Hui Xu, Zhaolin Sun
Joint Blind Calibration for Mixed Mismatches in Two-Channel Time-Interleaved ADCs. IEEE Trans. Circuits Syst. I Regul. Pap. (6) (2015)
Amir Eghbali, Håkan Johansson
Design of Modulated Filter Banks and Transmultiplexers With Unified Initial Solutions and Very Few Unknown Parameters. IEEE Trans. Circuits Syst. II Express Briefs (4) (2015)
Håkan Johansson, Fred Harris
Polyphase Decomposition of Digital Fractional-Delay Filters. IEEE Signal Process. Lett. 22 (8) (2015)
Oscar Gustafsson, Håkan Johansson
Decimation filters for high-speed delta-sigma modulators with passband constraints: General versus CIC-based FIR filters. ISCAS (2015)
Yinan Wang, Håkan Johansson, Hui Xu
Adaptive Background Estimation for Static Nonlinearity Mismatches in Two-Channel TIADCs. IEEE Trans. Circuits Syst. II Express Briefs (3) (2015)
Håkan Johansson, Oscar Gustafsson
On frequency-domain implementation of digital FIR filters. DSP (2015)
Anu Kalidas Muralidharan Pillai, Håkan Johansson
Prefilter-Based Reconfigurable Reconstructor for Time-Interleaved ADCs With Missing Samples. IEEE Trans. Circuits Syst. II Express Briefs (4) (2015)
Anu Kalidas Muralidharan Pillai, Håkan Johansson
Efficient Recovery of Sub-Nyquist Sampled Sparse Multi-Band Signals Using Reconfigurable Multi-Channel Analysis and Modulated Synthesis Filter Banks. IEEE Trans. Signal Process. 63 (19) (2015)
Yinan Wang, Hui Xu, Håkan Johansson, Zhaolin Sun, J. Jacob Wikner
Digital estimation and compensation method for nonlinearity mismatches in time-interleaved analog-to-digital converters. Digit. Signal Process. 41 (2015)
Håkan Johansson, Heinz G. Göckler
Two-Stage-Based Polyphase Structures for Arbitrary-Integer Sampling Rate Conversion. IEEE Trans. Circuits Syst. II Express Briefs (5) (2015)
Håkan Johansson
Relations Between Zero-IF Receiver I/Q and TI-ADC Channel Mismatches. IEEE Trans. Signal Process. 62 (13) (2014)
Anu Kalidas Muralidharan Pillai, Håkan Johansson
Two reconstructors for m-channel time-interleaved ADCs with missing samples. NEWCAS (2014)
Yinan Wang, Håkan Johansson, Hui Xu, Zhaolin Sun
Blind calibration of nonlinearity mismatch errors in two-channel time-interleaved ADCs. ICECS (2014)
Anu Kalidas Muralidharan Pillai, Håkan Johansson
A sub-band based reconstructor for M-channel time-interleaved ADCS with missing samples. ICASSP (2014)
Håkan Johansson, Amir Eghbali
Add-Equalize Structures for Linear-Phase Nyquist FIR Filter Interpolators and Decimators. IEEE Trans. Circuits Syst. I Regul. Pap. (6) (2014)
Amir Eghbali, Håkan Johansson
A class of reconfigurable and low-complexity two-stage Nyquist filters. Signal Process. 96 (2014)
Wei Jing Xu, Ya Jun Yu, Håkan Johansson
Improved Filter Bank Approach for the Design of Variable Bandedge and Fractional Delay Filters. IEEE Trans. Circuits Syst. I Regul. Pap. (3) (2014)
Håkan Johansson, Amir Eghbali
Two Polynomial FIR Filter Structures With Variable Fractional Delay and Phase Shift. IEEE Trans. Circuits Syst. I Regul. Pap. (5) (2014)
Amir Eghbali, Tapio Saramäki, Håkan Johansson
Conditions for Lth-band filters of order 2N as cascades of identical linear-phase FIR spectral factors of order N. Signal Process. 97 (2014)
Amir Eghbali, Håkan Johansson
On Efficient Design of High-Order Filters With Applications to Filter Banks and Transmultiplexers With Large Number of Channels. IEEE Trans. Signal Process. 62 (5) (2014)
Håkan Johansson, Ewa Hermanowicz
Two-Rate Based Low-Complexity Variable Fractional-Delay FIR Filter Structures. IEEE Trans. Circuits Syst. I Regul. Pap. (1) (2013)
Håkan Johansson
On FIR Filter Approximation of Fractional-Order Differentiators and Integrators. IEEE J. Emerg. Sel. Topics Circuits Syst. 3 (3) (2013)
Anu Kalidas Muralidharan Pillai, Håkan Johansson
Low-complexity two-rate based multivariate impulse response reconstructor for time-skew error correction in m-channel time-interleaved ADCs. ISCAS (2013)
Muhammad Abbas, Oscar Gustafsson, Håkan Johansson
On the Fixed-Point Implementation of Fractional-Delay Filters Based on the Farrow Structure. IEEE Trans. Circuits Syst. I Regul. Pap. (4) (2013)
Amir Eghbali, Håkan Johansson, Tapio Saramäki
A method for the design of Farrow-structure based variable fractional-delay FIR filters. Signal Process. 93 (5) (2013)
Håkan Johansson, Amir Eghbali
FIR filter with variable fractional delay and phase shift: Efficient realization and design using reweighted l1-norm minimization. ISCAS (2013)
Anu Kalidas Muralidharan Pillai, Håkan Johansson
Efficient reconfigurable scheme for the recovery of sub-Nyquist sampled sparse multi-band signals. GlobalSIP (2013)
Zaka Ullah Sheikh, Håkan Johansson
A Technique for Efficient Realization of Wide-Band FIR LTI Systems. IEEE Trans. Signal Process. 60 (3) (2012)
Håkan Johansson
th-Band Linear-Phase FIR Filters Utilizing Partially Symmetric and Antisymmetric Impulse Responses. IEEE Trans. Circuits Syst. II Express Briefs (6) (2012)
Amir Eghbali, Håkan Johansson
Reconfigurable two-stage Nyquist filters utilizing the farrow structure. ISCAS (2012)
Zaka Ullah Sheikh, Håkan Johansson
Efficient Wide-Band FIR LTI Systems Derived Via Multi-Rate Techniques and Sparse Bandpass Filters. IEEE Trans. Signal Process. 60 (7) (2012)
Håkan Johansson, Amir Eghbali, Jimmie Lahti
Tree-structured linear-phase Nyquist FIR filter interpolators and decimators. ISCAS (2012)
Håkan Johansson, Amir Eghbali
A realization of FIR filters with simultaneously variable bandwidth and fractional delay. EUSIPCO (2012)
Amir Eghbali, Tapio Saramäki, Håkan Johansson
On Two-Stage Nyquist Pulse Shaping Filters. IEEE Trans. Signal Process. 60 (1) (2012)
Anu Kalidas Muralidharan Pillai, Håkan Johansson
Efficient signal reconstruction scheme for time-interleaved ADCs. NEWCAS (2012)
Anu Kalidas Muralidharan Pillai, Håkan Johansson
Time-skew error correction in two-channel time-interleaved ADCs based on a two-rate approach and polynomial impulse responses. MWSCAS (2012)
Amir Eghbali, Håkan Johansson, Per Löwenborg
A Class of Multimode Transmultiplexers Based on the Farrow Structure. Circuits Syst. Signal Process. 31 (3) (2012)
Zaka Ullah Sheikh, Håkan Johansson
A Class of Wide-Band Linear-Phase FIR Differentiators Using a Two-Rate Approach and the Frequency-Response Masking Technique. IEEE Trans. Circuits Syst. I Regul. Pap. (8) (2011)
Zaka Ullah Sheikh, Amir Eghbali, Håkan Johansson
Linear-phase FIR digital differentiator order estimation. ECCTD (2011)
Håkan Johansson
Farrow-Structure-Based Reconfigurable Bandpass Linear-Phase FIR Filters for Integer Sampling Rate Conversion. IEEE Trans. Circuits Syst. II Express Briefs (1) (2011)
Amir Eghbali, Håkan Johansson, Per Löwenborg
Reconfigurable Nonuniform Transmultiplexers Using Uniform Modulated Filter Banks. IEEE Trans. Circuits Syst. I Regul. Pap. (3) (2011)
Amir Eghbali, Håkan Johansson
Complexity reduction in low-delay farrow-structure-based variable fractional delay FIR filters utilizing linear-phase subfilters. ECCTD (2011)
Amir Eghbali, Håkan Johansson, Per Löwenborg, Heinz G. Göckler
Dynamic Frequency-Band Reallocation and Allocation: from Satellite-Based Communication Systems to Cognitive Radios. J. Signal Process. Syst. 62 (2) (2011)
Linnéa Rosenbaum, Per Löwenborg, Håkan Johansson
Two Classes of Cosine-Modulated IIR/IIR and IIR/FIR NPR Filter Banks. Circuits Syst. Signal Process. 29 (1) (2010)
Amir Eghbali, Håkan Johansson, Per Löwenborg
Reconfigurable nonuniform transmultiplexers based on uniform filter banks. ISCAS (2010)
Håkan Johansson
A Polynomial-Based Time-Varying Filter Structure for the Compensation of Frequency-Response Mismatch Errors in Time-Interleaved ADCs. IEEE J. Sel. Top. Signal Process. 3 (3) (2009)
Amir Eghbali, Håkan Johansson, Per Löwenborg
Flexible Frequency-Band Reallocation: Complex Versus Real. Circuits Syst. Signal Process. 28 (3) (2009)
Tahir Abbas Khan, Oscar Gustafsson, Håkan Johansson
Scaling of Fractional Delay Filters based on the Farrow Structure. ISCAS (2009)
Zaka Ullah Sheikh, Håkan Johansson
Wideband Linear-phase FIR Differentiators Utilizing Multirate and Frequency-response Masking Techniques. ISCAS (2009)
Amir Eghbali, Håkan Johansson, Per Löwenborg
On the Filter Design for a Class of Multimode Transmultiplexers. ISCAS (2009)
Håkan Johansson, Per Löwenborg
A Least-Squares Filter Design Technique for the Compensation of Frequency Response Mismatch Errors in Time-Interleaved A/D Converters. IEEE Trans. Circuits Syst. II Express Briefs (11) (2008)
Anton Blad, Håkan Johansson, Per Löwenborg
Multirate Formulation for Mismatch Sensitivity Analysis of Analog-to-Digital Converters That Utilize Parallel ΣΔ-Modulators. EURASIP J. Adv. Signal Process. 2008 (2008)
Muhammad Abbas, Fahad Qureshi, Zaka Ullah Sheikh, Oscar Gustafsson, Håkan Johansson, Kenny Johansson
Comparison of multiplierless implementation of nonlinear-phase versus linear-phase FIR filters. ACSCC (2008)
Amir Eghbali, Håkan Johansson, Per Löwenborg
A Multimode Transmultiplexer Structure. IEEE Trans. Circuits Syst. II Express Briefs (3) (2008)
Ewa Hermanowicz, Håkan Johansson, Miroslaw Rojewski
A Fractionally Delaying Complex Hilbert Transform Filter. IEEE Trans. Circuits Syst. II Express Briefs (5) (2008)
Amir Eghbali, Håkan Johansson, Per Löwenborg
A farrow-structure-based multi-mode transmultiplexer. ISCAS (2008)
Linnéa Rosenbaum, Per Löwenborg, Håkan Johansson
An Approach for Synthesis of Modulated M-Channel FIR Filter Banks Utilizing the Frequency-Response Masking Technique. EURASIP J. Adv. Signal Process. 2007 (2007)
Ewa Hermanowicz, Håkan Johansson
A Complex Variable Fractional-Delay FIR Filter Structure. IEEE Trans. Circuits Syst. II Express Briefs (9) (2007)
Oscar Gustafsson, Håkan Johansson
Complexity Comparison of Linear-Phase Mth-Band and General FIR Filters. ISCAS (2007)
Amir Eghbali, Håkan Johansson, Per Löwenborg
An arbitrary-bandwidth transmultiplexer and its application to flexible frequency-band reallocation networks. ECCTD (2007)
Mattias Olsson, Håkan Johansson, Per Löwenborg
Simultaneous estimation of gain, delay, and offset utilizing the farrow structure. ECCTD (2007)
Håkan Johansson, Per Löwenborg
Flexible Frequency-Band Reallocation Networks Using Variable Oversampled Complex-Modulated Filter Banks. EURASIP J. Adv. Signal Process. 2007 (2007)
Håkan Johansson, Per Löwenborg, K. Vengattaramane
Least-Squares and Minimax Design of Polynomial Impulse Response FIR Filters for Reconstruction of Two-Periodic Nonuniformly Sampled Signals. IEEE Trans. Circuits Syst. I Regul. Pap. (4) (2007)
Anton Blad, Håkan Johansson, Per Löwenborg
A General Formulation of Analog-to-Digital Converters Using Parallel Sigma-Delta Modulators and Modulation Sequences. APCCAS (2006)
Anton Blad, Per Löwenborg, Håkan Johansson
Design trade-offs for linear-phase FIR decimation filters and ΣΔ-modulators. EUSIPCO (2006)
Håkan Johansson, Oscar Gustafsson, J. Johansson, Lars Wanhammar
Adjustable Fractional-Delay FIR Filters Using the Farrow Structure and Multirate Techniques. APCCAS (2006)
Linnéa Rosenbaum, Håkan Johansson, Per Löwenborg
Oversampled complex-modulated causal IIR filter banks for flexible frequency-band reallocation networks. EUSIPCO (2006)

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Publication Activity (10 Years)

Top Topics

Top Venues

Håkan Johansson