Results 51 to 60 of about 68,687 (298)

On the theory and design of a class of recombination nonuniform filter banks with low-delay FIR and IIR filters [PDF]

open access: yes, 2006
This paper studies the theory and design of a class of recombination nonuniform FBs (RNFB) with low-delay (LD) FIR and IIR filters. The conditions for suppressing the spurious response and achieving a good frequency characteristic for these LD FIR/IIR ...
Chan, SC, Xie, XM, Yin, SS
core   +1 more source

Redox‐Mediated Aluminum–Air Fuel Cells With Suppressed Hydrogen Evolution for Durable Power Generation

open access: yesAdvanced Energy Materials, EarlyView.
The redox‐mediated aluminum–air fuel cell (RM‐AAFC) integrates a soluble redox mediator, 7,8‐dihydroxy‐2‐phenazine sulfonic acid (DHPS), to facilitate the oxidation of aluminum and inhibit hydrogen evolution reaction (HER) through competitive reactions between DHPS reduction and HER on the Al surface.
Yuxi Song   +10 more
wiley   +1 more source

A new design methodology for window‐based FIR filters

open access: yesElectronics Letters, 2023
This letter describes a novel window‐based approach to FIR filter design. The window is constructed on the use of equispaced Gaussian basis functions.
R. Avanzato   +3 more
doaj   +1 more source

Non-uniform wordlength delay lines for FIR filters [PDF]

open access: yes, 2009
When FIR filters are designed floating point arithmetic is generally used. However when implemented on hardware such as ASICs, fixed point arithmetic must be used to minimise cost and power requirements.
Bolton, G., Stewart, R.W.
core  

A Simple Proof of the Alternation Theorem [PDF]

open access: yes, 2007
A simple proof of the alternation theorem for minimax FIR filter design is presented in this paper. It requires no background on mathematical optimization theory, and is based on easily understood properties of filters with equiripple behavior.
Nguyen, T. Q., Vaidyanathan, P. P.
core   +1 more source

Spatial metrics in fire ecology: seeking consistency amidst complexity

open access: yesBiological Reviews, EarlyView.
ABSTRACT Technological advances, including remote sensing, have led to a proliferation of metrics used in ecological studies to examine spatial patterns of fire regimes and their ecological effects. Researchers can use many different metrics to analyse spatial variation in both fire events and resulting fire regimes, including fire size, shape ...
Alexander R. Carey   +5 more
wiley   +1 more source

Equalization of Loudspeaker and Room Responses Using Kautz Filters: Direct Least Squares Design

open access: yesEURASIP Journal on Advances in Signal Processing, 2007
DSP-based correction of loudspeaker and room responses is becoming an important part of improving sound reproduction. Such response equalization (EQ) is based on using a digital filter in cascade with the reproduction channel to counteract the response ...
Karjalainen Matti, Paatero Tuomas
doaj   +2 more sources

Two-Channel IIR Filter Banks Utilizing the Frequency-Response Masking Technique [PDF]

open access: yesTelfor Journal, 2009
In this paper, a new approach for a twochannel IIR filter bank based on the frequency-response masking technique is presented. A model filter pair is a double complementary IIR filter pair implemented as a parallel connection of two all-pass filters ...
L. D. Milić, J. D. Ćertić
doaj  

Digital Implementation of FIR Filters for the Minimize of Optical and Optoelectronic Noise of an Optical Scanning System

open access: yesRevista Iberoamericana de Automática e Informática Industrial RIAI, 2019
There are different devices capable of discriminating optical and optoelectronic noise, however, the cost of its implementation and maintenance is expensive.
Jesús E. Miranda-Vega   +5 more
doaj   +1 more source

Constant-coefficient FIR filters based on residue number system arithmetic [PDF]

open access: yesSerbian Journal of Electrical Engineering, 2012
In this paper, the design of a Finite Impulse Response (FIR) filter based on the residue number system (RNS) is presented. We chose to implement it in the (RNS), because the RNS offers high speed and low power dissipation.
Stamenković Negovan   +1 more
doaj   +1 more source

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