Multirate Systems and Applications
-
Citation: EURASIP Journal on Advances in Signal Processing 2007 2007:041658
-
Frequency-Domain Equalization in Single-Carrier Transmission: Filter Bank Approach
This paper investigates the use of complex-modulated oversampled filter banks (FBs) for frequency-domain equalization (FDE) in single-carrier systems. The key aspect is mildly frequency-selective subband proce...
Citation: EURASIP Journal on Advances in Signal Processing 2007 2007:010438 -
Design of Optimal Quincunx Filter Banks for Image Coding
Two new optimization-based methods are proposed for the design of high-performance quincunx filter banks for the application of image coding. These new techniques are used to build linear-phase finite-length-i...
Citation: EURASIP Journal on Advances in Signal Processing 2006 2007:083858 -
Subband Affine Projection Algorithm for Acoustic Echo Cancellation System
We present a new subband affine projection (SAP) algorithm for the adaptive acoustic echo cancellation with long echo path delay. Generally, the acoustic echo canceller suffers from the long echo path and larg...
Citation: EURASIP Journal on Advances in Signal Processing 2006 2007:075621 -
Subband Approach to Bandlimited Crosstalk Cancellation System in Spatial Sound Reproduction
Crosstalk cancellation system (CCS) plays a vital role in spatial sound reproduction using multichannel loudspeakers. However, this technique is still not of full-blown use in practical applications due to hea...
Citation: EURASIP Journal on Advances in Signal Processing 2006 2007:071948 -
An Approach for Synthesis of Modulated -Channel FIR Filter Banks Utilizing the Frequency-Response Masking Technique
The frequency-response masking (FRM) technique was introduced as a means of generating linear-phase FIR filters with narrow transition band and low arithmetic complexity. This paper proposes an approach for sy...
Citation: EURASIP Journal on Advances in Signal Processing 2006 2007:068285 -
Flexible Frequency-Band Reallocation Networks Using Variable Oversampled Complex-Modulated Filter Banks
A crucial issue in the next-generation satellite-based communication systems is the satellite on-board reallocation of information which requires digital flexible frequency-band reallocation (FBR) networks. Th...
Citation: EURASIP Journal on Advances in Signal Processing 2006 2007:063714 -
Design of Nonuniform Filter Bank Transceivers for Frequency Selective Channels
In recent years, there has been considerable interest in the theory and design of filter bank transceivers due to their superior frequency response. In many applications, it is desired to have transceivers tha...
Citation: EURASIP Journal on Advances in Signal Processing 2006 2007:061396 -
Wavelets in Recognition of Bird Sounds
This paper presents a novel method to recognize inharmonic and transient bird sounds efficiently. The recognition algorithm consists of feature extraction using wavelet decomposition and recognition using eith...
Citation: EURASIP Journal on Advances in Signal Processing 2006 2007:051806 -
Channel Equalization in Filter Bank Based Multicarrier Modulation for Wireless Communications
Channel equalization in filter bank based multicarrier (FBMC) modulation is addressed. We utilize an efficient oversampled filter bank concept with 2x-oversampled subcarrier signals that can be equalized indep...
Citation: EURASIP Journal on Advances in Signal Processing 2006 2007:049389 -
Noniterative Design of 2-Channel FIR Orthogonal Filters
This paper addresses the problem of obtaining an explicit expression of all real FIR paraunitary filters. In this work, we present a general parameterization of 2-channel FIR orthogonal filters. Unlike other a...
Citation: EURASIP Journal on Advances in Signal Processing 2006 2007:045816 -
Quaternionic Lattice Structures for Four-Channel Paraunitary Filter Banks
A novel approach to the design and implementation of four-channel paraunitary filter banks is presented. It utilizes hypercomplex number theory, which has not yet been employed in these areas. Namely, quaterni...
Citation: EURASIP Journal on Advances in Signal Processing 2006 2007:037481 -
A Generalized Algorithm for Blind Channel Identification with Linear Redundant Precoders
It is well known that redundant filter bank precoders can be used for blind identification as well as equalization of FIR channels. Several algorithms have been proposed in the literature exploiting trailing z...
Citation: EURASIP Journal on Advances in Signal Processing 2006 2007:025672 -
Fixed Wordsize Implementation of Lifting Schemes
We present a reversible nonlinear discrete wavelet transform with predefined fixed wordsize based on lifting schemes. Restricting the dynamic range of the wavelet domain coefficients due to a fixed wordsize ma...
Citation: EURASIP Journal on Advances in Signal Processing 2006 2007:013754