[图书][B] A high-accuracy, low-latency technique for talker localization in reverberant environments using microphone arrays
JH DiBiase - 2000 - search.proquest.com
A combination of microphone arrays and sophisticated signal processing has been applied
to the remote acquisition of high-quality speech audio. These applications all exploit the …
to the remote acquisition of high-quality speech audio. These applications all exploit the …
A robust adaptive beamformer for microphone arrays with a blocking matrix using constrained adaptive filters
O Hoshuyama, A Sugiyama… - IEEE Transactions on …, 1999 - ieeexplore.ieee.org
This paper proposes a new robust adaptive beamformer applicable to microphone arrays.
The proposed beamformer is a generalized sidelobe canceller (GSC) with a new adaptive …
The proposed beamformer is a generalized sidelobe canceller (GSC) with a new adaptive …
Contactless infant monitoring using white noise
White noise machines are among the most popular devices to facilitate infant sleep. We
introduce the first contactless system that uses white noise to achieve motion and respiratory …
introduce the first contactless system that uses white noise to achieve motion and respiratory …
[图书][B] Modal array signal processing: principles and applications of acoustic wavefield decomposition
H Teutsch - 2007 - books.google.com
Many applications of acoustic signal processing, such as teleconferencing and surveillance
systems, require an estimate of several parameters present in the observed acoustic …
systems, require an estimate of several parameters present in the observed acoustic …
Steering study of linear differential microphone arrays
Differential microphone arrays (DMAs) can achieve high directivity and frequency-invariant
spatial response with small apertures; they also have a great potential to be used in a wide …
spatial response with small apertures; they also have a great potential to be used in a wide …
[图书][B] A framework for speech source localization using sensor arrays
MS Brandstein - 1995 - search.proquest.com
Electronically steerable arrays of microphones have a variety of uses in speech data
acquisition systems. Applications include teleconferencing, speech recognition and speaker …
acquisition systems. Applications include teleconferencing, speech recognition and speaker …
FIR filter design for frequency invariant beamformers
DB Ward, RA Kennedy… - IEEE Signal Processing …, 1996 - ieeexplore.ieee.org
Two methods of implementing FIR filters for a frequency invariant beamformer are
presented. Each of these methods uses a single underlying set of filter coefficients obtained …
presented. Each of these methods uses a single underlying set of filter coefficients obtained …
Design of frequency invariant beamformers for broadband arrays
A new class of broadband arrays with frequency invariant beam pattern is proposed. By
suitable substitutions, the beam pattern of a continuous sensor array can be regarded as the …
suitable substitutions, the beam pattern of a continuous sensor array can be regarded as the …
Frequency-independent beamformer with low response error
T Chou - 1995 International Conference on Acoustics, Speech …, 1995 - ieeexplore.ieee.org
A method is developed for designing broadband beamformers with highly frequency-
invariant behavior. The method combines harmonic nesting with filter-and-sum …
invariant behavior. The method combines harmonic nesting with filter-and-sum …