multichannel active noise control
Active Noise Control in a Luxury Vehicle
... for multichannel active noise ...road noise analysis, such as TPA-based methods are related to the performance of a multichannel controller, which uses the same input accelerometer ...
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Analysis of Transient and Steady-State Behavior of a Multichannel Filtered-x Partial-Error Affine Projection Algorithm
... The paper provides an analysis of the transient and the steady-state behavior of a filtered-x partial-error affine projection algo- rithm suitable for multichannel active noise control. The ...
15
Active Noise Control Over Spatial Regions
... of multichannel ANC algorithms increases significantly with the number of secondary sources and error sensors, which reduces the feasibility of the ...broadband noise field is also a future work in 3-D ANC ...
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Modeling and analysis of secondary sources coupling for active sound field reduction in confined spaces
... as multichannel inversion ...of active control of sound fields ...local control [8]. In global control, reduction of the acoustic pressure level at all points in the confined space is ...
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Filtered X Affine Projection Algorithms for Active Noise Control Using Volterra Filters
... In practical applications, methods for active noise control have often to deal with nonlinear effects. In such environ- ments, nonlinear controllers based on Volterra filters im- plemented in the form ...
8
Performance and analysis of active noise control system for noise reduction in hearing aids
... feedback control schemes and fast signal processing ...the noise leakage through the fitting cannot be neglected ...Conventional noise reduction (NR) systems such as the Generalized Side lobe ...
11
Noise Power Ratio testing of multichannel single sideband communication equipment
... ABSTRACT is It tichannel ed Single loading mean all Noise Sideband channels Power Ratio SSB to obtain theoretical analysis of bichannel input conditions* a the b statistically and shows [r] ...
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Low frequency active noise control of an underwater large scale structure with distributed giant magnetostrictive actuators
... for active noise control employing piezoelectric ceramics [1] and accelerometers for underwater targets are referred to as "Smart Tiles”, this terminology was introduced by the Naval Civil ...
16
Noise-assisted multivariate empirical mode decomposition for multichannel EMG signals
... its noise-assisted analysis method, Noise-Assisted Multivari- ate EMD (NA-MEMD) have been developed recently to produce the same number of IMFs across all channels thereby facilitating direct ...
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Active noise reduction in double panel structures : decentralized adaptive feedforward control
... The plant is transformed to the principal component form (see section 3.6), hence the behaviour of all modes of the plant can be examined. The model contains two controllers; with a manual switch you can select the ...
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Multichannel ECG and Noise Modeling: Application to Maternal and Fetal ECG Signals
... dent component analysis (ICA) [6, 8–10] have been widely used as promising methods of multichannel ECG analysis, and noninvasive fetal ECG extraction. However, there are many issues such as the interpretation, ...
14
Industrial Noise Cancellation System-Model
... the control system (including the path from the control source to the error sensor) exceeds 180°, and the overall gain exceeds unity, the system will become unstable, producing positive feedback instead of ...
5
An active noise control algorithm with gain and power constraints on the adaptive filter
... in active noise control systems where it is required to place gain or power constraints on the filter output to prevent overdriving the transducer, or to maintain a specified system power ...
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Active Noise Cancellation in Audio Signal Processing
... A noise itself is an information-bearing signal that conveys information regarding the sources of the noise and the environment in which it ...of noise and distortions are many and include: (i) ...
7
Noise suppression using local acceleration feedback control of an active absorber
... enable active structural acoustic control (ASAC) of low frequency noise radiated by vibrating structures ...the control system is based on the use of wave separation algorithms that separate ...
35
Enhanced Multi-Channel Active Fuzzy Neural Network Noise Control in an Enclosure
... linear Active Noise Control in text ...an active noise control in a duct using pole placement and sensitivity function reshaping in robust ...Fuzzy control are also ...
5
An experimental model to measure the ability of headphones with active noise control to reduce patient’s exposure to noise in an intensive care unit
... address noise in the ICU have concentrated on noise levels, and this has also been the focus of our ...mean noise recorded when compared with the sound level meter alone may represent an echoic ...
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Active Noise Cancellation using Online Wavelet Based Control System: Numerical and Experimental Study
... the control system presented in the last part are numerically ...overall control system consists of three parts: A Proportional Integral (PI) controller primarily controls the review of the RW without ...
7
Multi objective genetic algorithm optimisation approach for the geometrical design of an active noise control systems
... ANC utilises the principle of wave interference to lead to destructive interference and hence to the reduction of unwanted noise. This is realised by generating cancelling sources through a process of detecting ...
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Simulation Study of Active Noise Control in Wind Turbines Using FxLMS Adaptation Algorithm
... turbine noise can be categorized in two ways; first on basis of frequency and the second on basis of the noise ...turbine noise can be either high frequency or low frequency ...frequency noise ...
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