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ORCIDTimo I. Laakso
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2010 – 2019
- 2014
[j16]Henri Ruotsalainen, Holger Arthaber
, Timo I. Laakso, Gottfried Magerl:
Quantization Noise Reduction Techniques for Digital Pulsed RF Signal Generation Based on Quadrature Noise Shaped Encoding. IEEE Trans. Circuits Syst. I Regul. Pap. 61-I(9): 2525-2536 (2014)
2000 – 2009
- 2008
- [j15]Heidi-Maria Lehtonen, Vesa Välimäki, Timo I. Laakso:
Canceling and Selecting Partials from Musical Tones Using Fractional-Delay Filters. Comput. Music. J. 32(2): 43-56 (2008) - [j14]Ernst Aschbacher, Mei Yen Cheong, Peter Brunmayr, Markus Rupp, Timo I. Laakso:
Prototype Implementation of Two Efficient Low-Complexity Digital Predistortion Algorithms. EURASIP J. Adv. Signal Process. 2008 (2008) - 2007
- [j13]José L. Figueroa, Juan E. Cousseau, Stefan Werner, Timo I. Laakso:
Adaptive control of a Wiener type system: application of a pH Neutralization reactor. Int. J. Control 80(2): 231-240 (2007) - [j12]Juan E. Cousseau, Jose L. Figueroa, Stefan Werner, Timo I. Laakso:
Efficient Nonlinear Wiener Model Identification Using a Complex-Valued Simplicial Canonical Piecewise Linear Filter. IEEE Trans. Signal Process. 55(5-1): 1780-1792 (2007) - [j11]Fernando H. Gregorio, Stefan Werner, Timo I. Laakso, Juan E. Cousseau:
Receiver Cancellation Technique for Nonlinear Power Amplifier Distortion in SDMA-OFDM Systems. IEEE Trans. Veh. Technol. 56(5): 2499-2516 (2007) - 2006
- [c44]Mei Yen Cheong, Stefan Werner, Timo I. Laakso, Juan E. Cousseau, José Luis Figueroa:
Predistorter design employing parallel piecewise linear structure and inverse coordinate mapping for broadband communications. EUSIPCO 2006: 1-5 - [c43]Mobien Shoaib, Stefan Werner, José Antonio Apolinário, Timo I. Laakso:
Multichannel fast QR-decomposition RLS algorithms with explicit weight extraction. EUSIPCO 2006: 1-5 - [c42]Chin-Liang Wang, Timo I. Laakso, Juan E. Cousseau:
Receiver Cancellation of Nonlinear Power Amplifier Distortion in SDMA-OFDM Systems. ICASSP (4) 2006: 325-328 - [c41]Mobien Shoaib, Stefan Werner, José Antonio Apolinário, Timo I. Laakso:
Solution to the Weight Extraction Problem in Fast QR-Decomposition RLS Algorithms. ICASSP (3) 2006: 572-575 - [c40]Mobien Shoaib, Stefan Werner, J. A. Apolinário Jr., Timo I. Laakso:
Equivalent output-filtering using fast QRD-RLS algorithm for burst-type training applications. ISCAS 2006 - [c39]Fernando H. Gregorio, Stefan Werner, Juan E. Cousseau, Timo I. Laakso:
Iterative Channel Estimation for Multiuser OFDM Systems in the Presence of Power Amplifier Nonlinearities. PIMRC 2006: 1-5 - 2005
- [c38]Fernando H. Gregorio, Juan E. Cousseau, Timo I. Laakso:
RFI cancellation in VDSL systems using a novel complex allpass-based IIR adaptive notch filter. EUSIPCO 2005: 1-4 - [c37]Fernando H. Gregorio, Timo I. Laakso:
A novel carrier allocation method for multiuser OFDM system with amplifier nonlinearities. EUSIPCO 2005: 1-4 - [c36]Stefan Werner, José Antonio Apolinário, Paulo S. R. Diniz, Timo I. Laakso:
A set-membership approach to normalized proportionate adaptation algorithms. EUSIPCO 2005: 1-4 - [c35]Xiaojing Zhang, Martin Makundi, Timo I. Laakso:
Closed-form design of digital fractional-delay filters with constant magnitude and variable delay. EUSIPCO 2005: 1-4 - [c34]Martin Makundi, Are Hjørungnes, Timo I. Laakso:
An interpolation-based high-precision frequency acquisition method for OFDM systems. GLOBECOM 2005: 5 - 2004
- [c33]Martin Makundi, Timo I. Laakso, Are Hjørungnes:
Generalized symbol synchronization using variable IIR and FIR fractional-delay filters with arbitrary oversampling ratios. ICASSP (2) 2004: 405-408 - [c32]Martin Makundi, Timo I. Laakso, Are Hjørungnes:
Iterative symbol synchronization using variable IIR and FIR fractional-delay filters with arbitrary oversampling ratios. ISWCS 2004: 105-109 - 2003
- [c31]Yaohui Liu, Paulo S. R. Diniz, Timo I. Laakso:
Cascaded-parallel adaptive notch filter based on orthogonal decomposition. ISCAS (4) 2003: 428-431 - [c30]Martin Makundi, Timo I. Laakso:
Efficient symbol synchronization techniques using variable FIR or IIR interpolation filters. ISCAS (3) 2003: 570-573 - 2002
- [c29]Martin Makundi, Timo I. Laakso, Yaohui Liu:
Asynchronous implementation of transient suppression in tunable IIR filters. DSP 2002: 815-818 - 2001
- [c28]Yaohui Liu, Paulo S. R. Diniz, Timo I. Laakso:
Adaptive Steiglitz-McBride notch filter design for radio interference suppression in VDSL systems. GLOBECOM 2001: 359-363 - [c27]Martin Makundi, Vesa Välimäki, Timo I. Laakso:
Closed-form design of tunable fractional-delay allpass filter structures. ISCAS (4) 2001: 434-437 - 2000
- [j10]Timo I. Laakso, Andrzej Tarczynski, N. Paul Murphy, Vesa Välimäki:
Polynomial filtering approach to reconstruction and noise reduction of nonuniformly sampled signals. Signal Process. 80(4): 567-575 (2000) - [c26]Vesa Välimäki, Timo I. Laakso:
Principles of fractional delay filters. ICASSP 2000: 3870-3873
1990 – 1999
- 1999
- [j9]Timo I. Laakso, Vesa Välimäki:
Energy-based effective length of the impulse response of a recursive filter. IEEE Trans. Instrum. Meas. 48(1): 7-17 (1999) - [c25]Kimmo Kettunen, Timo I. Laakso:
Iterative multiuser receiver utilizing soft decoding information. ICC 1999: 942-946 - 1998
- [j8]Vesa Välimäki, Timo I. Laakso:
Suppression of transients in variable recursive digital filters with a novel and efficient cancellation method. IEEE Trans. Signal Process. 46(12): 3408-3414 (1998) - [c24]José Antonio Apolinário, Paulo S. R. Diniz, Timo I. Laakso, Marcello L. R. de Campos:
Step-size optimization of the BNDR-LMS algorithm. EUSIPCO 1998: 1-4 - [c23]José Antonio Apolinário, Stefan Werner, Paulo S. R. Diniz, Timo I. Laakso:
Constrained normalized adaptive filters for CDMA mobile communications. EUSIPCO 1998: 1-4 - [c22]Ramin Baghaie, Stefan Werner, Timo I. Laakso:
Relaxed look-ahead technique for pipelined implementation of adaptive multiple-antenna CDMA mobile receivers. EUSIPCO 1998: 1-4 - [c21]Timo I. Laakso, Vesa Välimäki:
Energy-based effective length of the impulse response of a recursive filter. ICASSP 1998: 1253-1256 - [c20]Ramin Baghaie, Stefan Werner, Timo I. Laakso:
Pipelined implementation of adaptive multiple-antenna CDMA mobile receivers. ICASSP 1998: 3229-3232 - [c19]Vesa Välimäki, Timo I. Laakso:
Suppression of transients in time-varying recursive filters for audio signals. ICASSP 1998: 3569-3572 - [c18]Stefan Werner, Timo I. Laakso, Jorma Lilleberg:
Adaptive multiple-antenna receiver for CDMA mobile reception. ICC 1998: 1053-1057 - 1997
- [c17]P. T. Karttunen, Timo I. Laakso, Joseph Lilleberg:
Tracking of mobile users in a mobile communications system using adaptive convergence parameter. PIMRC 1997: 989-993 - 1996
- [j7]P. Taneli Harju, Timo I. Laakso, Seppo J. Ovaska:
Applying IIR predictors on Rayleigh fading signal. Signal Process. 48(1): 91-96 (1996) - [j6]Timo I. Laakso, Vesa Välimäki, Matti Karjalainen, Unto K. Laine:
Splitting the unit delay [FIR/all pass filters design]. IEEE Signal Process. Mag. 13(1): 30-60 (1996) - [j5]Timo I. Laakso, Seppo J. Ovaska:
Prefiltering approach for optimal polynomial prediction. IEEE Trans. Signal Process. 44(3): 701-705 (1996) - [c16]Juha Kauraniemi, Timo I. Laakso:
Elimination of limit cycles in a direct form delta operator filter. EUSIPCO 1996: 1-4 - [c15]Juha Kauraniemi, Timo I. Laakso, Iiro Hartimo, Seppo J. Ovaska:
Roundoff noise minimization in a direct form delta operator structure. ICASSP 1996: 1371-1374 - [c14]Denise M. Bland, Timo I. Laakso, Andrzej Tarczynski:
Application of NUT-DFT for resampling nonuniformly sampled signals. ICECS 1996: 586-589 - 1995
- [c13]Timo I. Laakso, Vesa Välimäki, Jukka Henriksson:
Tunable downsampling using fractional delay filters with applications to digital TV transmission. ICASSP 1995: 1304-1307 - [c12]Vesa Välimäki, Timo I. Laakso, Jonathan P. Mackenzie:
Elimination of Transients in Time-Varying Allpass Fractional Delay Filteres with Applications to Digital Waveguide Modeling. ICMC 1995 - 1994
- [j4]Truong Q. Nguyen, Timo I. Laakso, Ravinder David Koilpillai:
Eigenfilter approach for the design of allpass filters approximating a given phase response. IEEE Trans. Signal Process. 42(9): 2257-2263 (1994) - [c11]Truong Q. Nguyen, Timo I. Laakso, T. Engin Tuncer:
On Perfect-Reconstruction Allpass-Based Cosine-Modulated IIR Filter Banks. ISCAS 1994: 33-36 - [c10]Philip E. Luft, Timo I. Laakso:
Adaptive Control of Sampling Rate Using a Local Time-Domain Sampling Theorem. ISCAS 1994: 145-148 - [c9]Timo I. Laakso, Markus Lang, Tapio Saramäki:
Design of Limit-Cycle-Free Recursive Transfer Functions for Fixed-Point Direct Form Implementation. ISCAS 1994: 477-480 - 1993
- [j3]Timo I. Laakso:
Elimination of limit cycles in direct form digital filters using error feedback. Int. J. Circuit Theory Appl. 21(2): 141-163 (1993) - [j2]Timo I. Laakso, Seppo J. Ovaska, Olli Vainio:
Implementation of a time-varying MIMO system with error feedback. Signal Process. 33(1): 81-93 (1993) - [c8]Timo I. Laakso, T. Q. Nguyen, Ravinder David Koilpillai:
Designing allpass filters using the eigenfilter method. ICASSP (3) 1993: 77-80 - [c7]Vesa Välimäki, Matti Karjalainen, Timo I. Laakso:
Modeling of Woodwind Bores with Finger Holes. ICMC 1993 - [c6]Timo I. Laakso, Seppo J. Ovaska:
Optimal polynomial predictors with application specific prefilters. ISCAS 1993: 351-354 - [c5]Vesa Välimäki, Matti Karjalainen, Timo I. Laakso:
Fractional delay digital filters. ISCAS 1993: 355-358 - 1992
- [j1]Timo I. Laakso, Iiro Hartimo:
Noise reduction in recursive digital filters using high-order error feedback. IEEE Trans. Signal Process. 40(5): 1096-1107 (1992) - [c4]Timo I. Laakso, Vesa Välimäki, Matti Karjalainen, Unto K. Laine:
Real-Time Implementation Techniques for a Continuously Variable Digital Delay in Modeling Musical Instruments. ICMC 1992 - 1991
- [c3]Timo I. Laakso, Paulo S. R. Diniz, Iiro Hartimo:
General criterion for the absence of limit cycles in filter structures with a single quantizer. ICASSP 1991: 1885-1888 - [c2]Bing Zeng, Timo I. Laakso, Iiro Hartimo, Yrjö Neuvo:
Error feedback for floating-point cascade-form digital filters. ICASSP 1991: 1925-1928 - [c1]Matti Karjalainen, Unto K. Laine, Timo I. Laakso, Vesa Välimäki:
Transmission-Line Modeling and Real-Time Synthesis of String and Wind Instruments. ICMC 1991
Coauthor Index
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