Per Löwenborg

发表

Two-channel digital and hybrid analog/digital multirate filter banks with very low-complexity analysis or synthesis filters

Lars Wanhammar, Håkan Johansson, Per Löwenborg, 2003, IEEE Trans. Circuits Syst. II Express Briefs.

Dynamic Frequency-Band Reallocation and Allocation: from Satellite-Based Communication Systems to Cognitive Radios

Håkan Johansson, Heinz G. Göckler, Per Löwenborg, 2011, J. Signal Process. Syst..

A class of cosine-modulated causal IIR filter banks

Per Löwenborg, Linnéa Svensson, Håkan Johansson, 2002, 9th International Conference on Electronics, Circuits and Systems.

An arbitrary-bandwidth transmultiplexer and its application to flexible frequency-band reallocation networks

Per Löwenborg, Amir Eghbali, Håkan Johansson, 2007, 2007 18th European Conference on Circuit Theory and Design.

Mitigation of static gain- and time-skew errors in time-interleaved ADCs using a system of digital fractional delay filters

Håkan Johansson, Per Löwenborg, 2002 .

Reconstruction of Nonuniformly Sampled Bandlimited Signals by Means of Time-Varying Discrete-Time FIR Filters

Håkan Johansson, Per Löwenborg, 2004, 2004 12th European Signal Processing Conference.

A polynomial-based division algorithm

Robert Hägglund, Mark Vesterbacka, Per Löwenborg, 2002, 2002 IEEE International Symposium on Circuits and Systems. Proceedings (Cat. No.02CH37353).

Reconfigurable Nonuniform Transmultiplexers Using Uniform Modulated Filter Banks

Håkan Johansson, Per Löwenborg, Amir Eghbali, 2011, IEEE Transactions on Circuits and Systems I: Regular Papers.

An Approach for Synthesis of Modulated-Channel FIR Filter Banks Utilizing the Frequency-Response Masking Technique

Håkan Johansson, Per Löwenborg, Linnéa Rosenbaum, 2006, EURASIP J. Adv. Signal Process..

Modulated M-channel FIR filter banks utilizing the frequency response masking approach

Håkan Johansson, Per Löwenborg, Linnea Rosenbaum, 2002 .

A technique for correction of static gain- and time-skew errors in time-interleaved ADCs

Håkan Johansson, Per Löwenborg, 2002 .

Flexible frequency-band reallocation network based on variable oversampled complex-modulated filter banks [satellite communication applications]

Håkan Johansson, Per Löwenborg, 2005, Proceedings. (ICASSP '05). IEEE International Conference on Acoustics, Speech, and Signal Processing, 2005..

Cosine and sine modulated FIR filter banks utilizing the frequency-response masking approach

Håkan Johansson, Per Löwenborg, Linnéa Rosenbaum, 2003, Proceedings of the 2003 International Symposium on Circuits and Systems, 2003. ISCAS '03..

Scaling of multistage interpolators

Håkan Johansson, Per Löwenborg, Mattias Olsson, 2004, 2004 12th European Signal Processing Conference.

Oversampled complex-modulated causal IIR filter banks for flexible frequency-band reallocation networks

Håkan Johansson, Per Löwenborg, Linnéa Rosenbaum, 2006, 2006 14th European Signal Processing Conference.

Flexible Frequency-Band Reallocation: Complex Versus Real

Håkan Johansson, Per Löwenborg, Amir Eghbali, 2009, Circuits Syst. Signal Process..

First-order sensitivity of complementary diplexers

Lars Wanhammar, Håkan Johansson, Per Löwenborg, 2004, IEEE Transactions on Circuits and Systems II: Express Briefs.

Simultaneous estimation of gain, delay, and offset utilizing the farrow structure

Per Löwenborg, Håkan Johansson, Mattias Olsson, 2007, 2007 18th European Conference on Circuit Theory and Design.

On flexible analog/digital interfaces for multi-mode communication

Håkan Johansson, Per Löwenborg, Linnea Rosenbaum, 2005 .

A farrow-structure-based multi-mode transmultiplexer

Håkan Johansson, Per Löwenborg, Amir Eghbali, 2008, 2008 IEEE International Symposium on Circuits and Systems.

Multirate Formulation for Mismatch Sensitivity Analysis of Analog-to-Digital Converters That Utilize Parallel -Modulators

Håkan Johansson, Per Löwenborg, Anton Blad, 2008, EURASIP J. Adv. Signal Process..

M-channel tree-structured IIR/FIR filter banks with low-complexity analysis filters

Lars Wanhammar, Håkan Johansson, Per Löwenborg, 2000 .

A class of two-channel approximately perfect reconstruction hybrid analog/digital filter banks

Lars Wanhammar, Håkan Johansson, Per Löwenborg, 2000, 2000 IEEE International Symposium on Circuits and Systems. Emerging Technologies for the 21st Century. Proceedings (IEEE Cat No.00CH36353).

Flexible Frequency-Band Reallocation Networks Using Variable Oversampled Complex-Modulated Filter Banks

Håkan Johansson, Per Löwenborg, 2007, EURASIP J. Adv. Signal Process..

A two-channel hybrid analog and IIR digital filter bank approximating perfect reconstruction

Lars Wanhammar, Håkan Johansson, Per Löwenborg, 2000 .

Cosine-modulated causal IIR NPMR and NPR filter banks

Håkan Johansson, Per Löwenborg, Linnea Rosenbaum, 2002 .

Quantization noise in filter bank analog-to-digital converters

Håkan Johansson, Per Löwenborg, 2001, ISCAS 2001. The 2001 IEEE International Symposium on Circuits and Systems (Cat. No.01CH37196).

On the frequency response of M-channel mixed analog and digital maximally decimated filter banks

Lars Wanhammar, Håkan Johansson, Per Löwenborg, 1999 .

Layout generation of matched capacitors

Emil Hjalmarson, Robert Hägglund, Lars Wanhammar, 2002 .

Reconstruction of M-periodic nonuniformly sampled signals using multivariate polynomial impulse response time-varying FIR filters

Kameswaran Vengattaramane, Håkan Johansson, Per Löwenborg, 2006, 2006 14th European Signal Processing Conference.

Reconfigurable nonuniform transmultiplexers based on uniform filter banks

Håkan Johansson, Per Löwenborg, Amir Eghbali, 2010, Proceedings of 2010 IEEE International Symposium on Circuits and Systems.

A class of two-channel IIR/FIR filter banks

Lars Wanhammar, Håkan Johansson, Per Löwenborg, 2000, 2000 10th European Signal Processing Conference.

Filter design using MATLAB

Lars Wanhammar, Oscar Gustafsson, Per Löwenborg, 1999 .

Design of m-channel tree-structured filter banks with very low-complexity analysis filters

Lars Wanhammar, Per Löwenborg, Håkan Johansson, 2000, ICECS 2000. 7th IEEE International Conference on Electronics, Circuits and Systems (Cat. No.00EX445).

Two Classes of Cosine-Modulated IIR/IIR and IIR/FIR NPR Filter Banks

Håkan Johansson, Per Löwenborg, Linnéa Rosenbaum, 2010, Circuits Syst. Signal Process..

Time-delay estimation using Farrow-based fractional-delay FIR filters: Filter approximation vs. estimation errors

Håkan Johansson, Per Löwenborg, Mattias Olsson, 2006, 2006 14th European Signal Processing Conference.

Asymmetric filter banks for mitigation of mismatch errors in high-speed analog-to-digital converters

Per Löwenborg, 2002 .

A Class of Multimode Transmultiplexers Based on the Farrow Structure

Håkan Johansson, Per Löwenborg, Amir Eghbali, 2012, Circuits Syst. Signal Process..

Design trade-offs for linear-phase FIR decimation filters and ΣΔ-modulators

Håkan Johansson, Per Löwenborg, Anton Blad, 2006, 2006 14th European Signal Processing Conference.

A General Formulation of Analog-to-Digital Converters Using Parallel Sigma-Delta Modulators and Modulation Sequences

Håkan Johansson, Per Löwenborg, Anton Blad, 2006, APCCAS 2006 - 2006 IEEE Asia Pacific Conference on Circuits and Systems.

On adjustable fractional delay FIR filters and their design

Håkan Johansson, Per Löwenborg, 2001 .

Minimax design of adjustable-bandwidth linear-phase FIR filters

Håkan Johansson, Per Löwenborg, H. Johansson, 2006, IEEE Transactions on Circuits and Systems I: Regular Papers.

Reconstruction of nonuniformly sampled bandlimited signals by means of digital fractional delay filters

Håkan Johansson, Per Löwenborg, H. Johansson, 2002, IEEE Trans. Signal Process..

Analysis of continuous-time-input sigma-delta modulators and their generalization

Håkan Johansson, Per Löwenborg, 2003 .

Reconstruction of periodically nonuniformly sampled bandlimited signals using time-varying FIR filters

Håkan Johansson, Per Löwenborg, 2004 .

A survey of filter bank A/D converters

Lars Wanhammar, Håkan Johansson, Per Löwenborg, 2001 .

Tree-structured IIR/FIR uniform-band and octave-band filter banks with very low-complexity analysis or synthesis filters

Lars Wanhammar, Håkan Johansson, Per Löwenborg, 2003, Signal Process..

Minimax design of linear-phase FIR filters with adjustable bandwidths

Håkan Johansson, Per Löwenborg, 2004, 2004 IEEE International Symposium on Circuits and Systems (IEEE Cat. No.04CH37512).

Tree-structured IIR/FIR octave-band filter banks with very low-complexity analysis filters

Lars Wanhammar, Håkan Johansson, Per Löwenborg, 2001, ISCAS 2001. The 2001 IEEE International Symposium on Circuits and Systems (Cat. No.01CH37196).

Reconstruction of nonuniformly sampled bandlimited signals using time-varying discrete-time FIR filters

Per Löwenborg, Håkan Johansson, 2004 .

Least-Squares and Minimax Design of Polynomial Impulse Response FIR Filters for Reconstruction of Two-Periodic Nonuniformly Sampled Signals

Kameswaran Vengattaramane, Håkan Johansson, Per Löwenborg, 2007, IEEE Transactions on Circuits and Systems I: Regular Papers.

Reconstruction of nonuniform sampled bandlimited signals using digital fractional filters

Håkan Johansson, Per Löwenborg, 2001, ISCAS 2001. The 2001 IEEE International Symposium on Circuits and Systems (Cat. No.01CH37196).

Reconstruction of two-periodic nonuniformly sampled signals using polynomial impulse response time-varying FIR filters

Kameswaran Vengattaramane, Håkan Johansson, Per Löwenborg, 2006, 2006 IEEE International Symposium on Circuits and Systems.

Linear programming design of linear-phase FIR filters with variable bandwidth

Håkan Johansson, Per Löwenborg, 2003, Proceedings of the 2003 International Symposium on Circuits and Systems, 2003. ISCAS '03..

A Least-Squares Filter Design Technique for the Compensation of Frequency Response Mismatch Errors in Time-Interleaved A/D Converters

Håkan Johansson, Per Löwenborg, 2008, IEEE Transactions on Circuits and Systems II: Express Briefs.

Asymmetric cosine modulated causal IIR/FIR NPR filter banks

Håkan Johansson, Per Löwenborg, Linnea Rosenbaum, 2002 .

On the filter design for a class of multimode transmultiplexers

Håkan Johansson, Per Löwenborg, Amir Eghbali, 2009, 2009 IEEE International Symposium on Circuits and Systems.

First-order sensitivity of constant-resistance analog filters with application fo filter banks

Lars Wanhammar, Håkan Johansson, Per Löwenborg, 2002 .

On linear-phase FIR filters with variable bandwidth

Håkan Johansson, Per Löwenborg, H. Johansson, 2004, IEEE Transactions on Circuits and Systems II: Express Briefs.

A TWO-CHANNEL HYBRID ANALOG AND IIR DIGITAL FILTER BANK APPROXIMATING PERFECT MAGNITUDE RECONSTRUCTION

Lars Wanhammar, Håkan Johansson, Per Löwenborg, 1997 .

Reconstruction of nonuniformly sampled bandlimited signals using digital fractional delay filters : Error and quantization noise analysis

Håkan Johansson, Per Löwenborg, 2001 .

A Multimode Transmultiplexer Structure

Håkan Johansson, Per Löwenborg, Amir Eghbali, 2008, IEEE Transactions on Circuits and Systems II: Express Briefs.

On the design of adjustable fractional delay FIR filters using digital differentiators

Håkan Johansson, Per Löwenborg, Amir Eghbali, 2010 .