digital signal processing using matlab ppt
Tài liệu Digital Signal Processing Handbook P69 ppt
Ngày tải lên :
13/12/2013, 00:15
... Trans. on Signal Processing,
submitted Nov. 1995.
[2] Barroso, V.A.N. and Moura, J.M.F.,
l
2
and
l
1
Beamformers: recursive implementation and
performance analysis,
IEEE Trans. on Signal Processing,
SP-42(6), ... C.B., Array processing for mobile communications, Chapter 68 in
this book.
[12] Pillai, S.U.,
Array Signal Processing,
Springer-Verlag, 1989.
[13] Schmidt,R.O., Multipleemitter location andsignal ... V.A.M. & Moura, J.M.F. “Beamforming with Correlated Arrivals in Mobile Communications”
Digital Signal Processing Handbook
Ed. Vijay K. Madisetti and Douglas B. Williams
Boca Raton: CRC Press...
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Tài liệu Digital Signal Processing Handbook P63 ppt
Ngày tải lên :
13/12/2013, 00:15
... array signal processing in the
beamspace domain for low-angle radar tracking,
IEEE Trans. Signal Processing,
39, 656–671,
Mar. 1991.
[27] Zoltowski, M.D. and Stavrinides, D., Sensor array signal processing ... via Unitary ESPRIT,
IEEE Trans. Signal Processing,
44, 316–328, Feb. 1996.
[25] Zoltowski, M.D.,Kautz,G.M.andSilverstein,S.D.,Beamspaceroot-MUSIC,
IEEETrans .Signal
Processing,
41, 344–364, Jan. ... ESPRIT,
IEEE
Trans. Signal Processing,
40, 867–881, Apr. 1992.
[23] Xu, G., Roy, R.H. and Kailath, T., Detection of number of sources via exploitation of centro-
symmetry property,
IEEE Trans. Signal Processing,
42,...
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Tài liệu Digital Signal Processing Handbook P62 ppt
Ngày tải lên :
13/12/2013, 00:15
... Estimation of signal parameters via rotational invariance
techniques-ESPRIT,
Proc. 19th Asilomar Conf. on Signals, Systems, and Computers,
Asilomar,
CA, Nov. 1985.
[24] Pillai, S.U.,
Array Signal Processing,
Springer-Verlag, ... Speech, Signal Processing,
ASSP-33(2), 806–811,
Aug. 1985.
[32] Stoica, P. and Nehorai, A., MUSIC, maximum likelihood and Cramer-Rao bound: Further
results and comparisons,
IEEE Trans. on Signal Processing,
38, ... on Signal Processing,
40(7), 1758–1774, July 1992.
[34] Viberg, M., Ottersten, B. and Kailath, T., Detection and estimation in sensor arrays using
weighted subspace fitting,
IEEE Trans. on Signal...
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Tài liệu Digital Signal Processing Handbook P18 pptx
Ngày tải lên :
13/12/2013, 00:15
... desired response signal d(n) consists of a sum of a broadband signal
and a nearly periodic signal, and it is desired to separate these two signals without specific knowledge
about the signals (such ... received, the signal is synthesized using the filter coefficients and the additional
signal information provided for the given block of data.
When applied to speech signals, this method of signal encoding ... consult journals such as the IEEE Transactions on Signal Processing
as well as the proceedings of yearly conferences and workshops in the signal processing and related
fields.
References
[1] Kuo,...
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Tài liệu Digital Signal Processing Handbook P16 pptx
Ngày tải lên :
13/12/2013, 00:15
... selection using higher-order statistics,
IEEE
Trans. Signal Process.,
SP-42: 1728-1736, July, 1994.
[6] Tugnait, J.K., Detection of non-Gaussian signals using integrated polyspectrum,
IEEE Trans.
Signal ... models of stationary random processes, whether signal or noise, have been found
to be useful in a wide variety of signal processing tasks such as signal detection, estimation, filtering,
and classification, ... fitting.
c
1999 by CRC Press LLC
Tugnait, J.K. “Validation, Testing, and Noise Modeling”
Digital Signal Processing Handbook
Ed. Vijay K. Madisetti and Douglas B. Williams
Boca Raton: CRC Press...
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Tài liệu Digital Signal Processing Handbook P32 pptx
Ngày tải lên :
22/12/2013, 21:17
... was calculated using the formula:
SNR(dB) = 10 log
10
s
(
n
)
2
(
y(n) − s(n)
)
2
(32.35)
where s(n) is the input speech signal and y(n) is the output speech signal. The two signals are
sufficiently ... This problem can be mitigated
using adaptive arrays. Adaptive arrays are briefly discussed in the next section.
32.2.1 A Brief Look at Adaptive Arrays
Adaptive signal processing techniques can be ... these
methods demand a lot of memory and processing power. RAP operates on only one row at a time,
which makes it a useful sample-by-sample method in adaptive signal processing. Further, the matrix
A...
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Tài liệu Digital Signal Processing Handbook P26 pptx
Ngày tải lên :
22/12/2013, 21:17
... see that the cost of cycling through the data once using ART is of the order IJ, which is
approximately the same as the cost of reconstructing using FBP. (That this is indeed so is confirmed
by ... 3)d
,jd
, −2N − 1 ≤ k ≤ 2N + 1, −N ≤ j ≤ N.
(26.13)
The chirp z-transform can be implemented using three FFTs, see [7].
5. Inverse transforming in the first variable — The inverse Fourier transform ... times
for FBP are slightly longer than for cycling through the data just once with a version of ART using
spherically symmetric basis functions and the accuracy of FBP is significantly worse than what...
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Tài liệu Digital Signal Processing Handbook P25 pptx
Ngày tải lên :
22/12/2013, 21:17
... Trussell, H.J., Digital signal restoration using fuzzy sets,
IEEE Trans. Acous-
tics, Speech, Signal Process.,
34, 919–936, 1986.
[14] Trussell, H.J.andCivanlar, M.R.,Thefeasiblesolutioninsignalrestoration,
IEEETrans.Acoust.,
Speech, ... as
f
†
=
H
T
H
−1
H
T
g = H
†
g,
(25.32)
c
1999 by CRC Press LLC
Podilchuk, C. Signal Recovery from Partial Information”
Digital Signal Processing Handbook
Ed. Vijay K. Madisetti and Douglas B. Williams
Boca ... Formulation of the Signal Recovery Problem
Signal recovery can be viewed as an estimation process in which operations are performed on an
observed signal in order to estimate the ideal signal that would...
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Tài liệu Digital Signal Processing Handbook P42 ppt
Ngày tải lên :
19/01/2014, 19:20
... on Applications of Signal Processing
to Audio and Acoustics,
1989.
[17] Sinha,D.andTewfik,A.H.,Lowbitratetransparentaudiocompressionusingadaptedwavelets,
IEEE Trans. Signal Processing, 41(12), ... Sinha,D.andJohnston,J.D.,Audiocompressionatlowbitratesusingasignaladaptiveswitched
filterbank, in
Proc. IEEE Intl. Conf. on Acoust. Speech and Signal Proc., II-1053, May 1996.
[19] Sinha, D.,
A New ... Johnston,J.D.,Estimationofperceptualentropyusingnoisemaskingcriteria,
ICASSP-88Conf.
Record,
1988.
[8] Johnston, J.D., Transform coding of audio signals using perceptual noise criteria,
IEEE J.
Sepected...
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Tài liệu Digital Signal Processing Handbook P41 ppt
Ngày tải lên :
19/01/2014, 19:20
... windows
becauseofitsnear-optimaltransitionbandslopeandgoodultimaterejectioncharacteristic. Ascalar
c
1999 by CRC Press LLC
Davidson, G.A. Digital Audio Coding: Dolby AC-3”
Digital Signal Processing Handbook
Ed. Vijay K. Madisetti and Douglas B. Williams
Boca ... audio
compressionalgorithmsistomaximallyreducetheamountofdigitalinformation(bit-rate)required
for conveyance of an audio signal while rendering differences between the original and decoded
signals inaudible.
Digital audio compressionisusefulwhereverthereisaneconomicbenefitrealizedbyreducingthe
bit-rate. ... generally be identical for all 6 blocks,
which is appropriate for these signal conditions.
For short-term non-stationary signals, the signal spectrum changes significantly from block-to-
block. In this...
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Tài liệu Digital Signal Processing Handbook P40 pptx
Ngày tải lên :
19/01/2014, 19:20
... 5-channel signal, and a subsequent
down-mixingofthelatteroneintoa2-channelsignal[55]. The2-channelsignal, threecontributions
fromthe 5-channel signal, and two contributions from the 7-channel signal ... uses the 2-channel signal directly, or it employs matrixing to reconstruct 5-
or7-channelsignals. Otherformats arepossible, suchasstoringa 5-channelsignalandan additional
stereosignalinsimulcastmode,withoutdown-mixingthestereosignalfromthemultichannelsignal.
A ... and Signal Process., ASSP-34, 1153–1161, 1986.
[22] Malvar, H.S.,
Signal Processing with Lapped Transforms, Artech House, 1992.
[23] Yeoh, F.S. and Xydeas, C.S., Split-band coding of speech signals...
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Tài liệu Digital Signal Processing Handbook P39 ppt
Ngày tải lên :
19/01/2014, 19:20
... detectable.
39.2.5 Masked Threshold
The masked threshold of a signal is defined as the threshold of that signal (the probe) in the presence
of another signal (the masker). A related ter m is masking, which ... that the
two signals are 180
◦
out of phase. As the intensity of the probe is increased from zero, the intensity
of the composite signal will first decrease, then increase. The two signals, masker ... Adifficultywiththesimpleyes-noexperimentisthatwehavenocontroloverthesubject’scriterion
level. Thesubject may be using a strict criterion (“yes”only if the signal is definitely present) or a lax
criterion (“yes”ifthe signal might be present). Thesubjectcanrespondcorrectly...
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Tài liệu Digital Signal Processing Handbook P37 pptx
Ngày tải lên :
19/01/2014, 19:20
... Rabiner,L.R.andSchafer,R.W. ,Digital ProcessingofSpeechSignals,Prentice-Hall,Englewood
Cliffs, NJ, 1978.
[4] Portnoff, M.R., Time-frequency representation of digital signals and systems based on ... input signal, better performance can be achieved in processing the
signal. Intheabsenceofprocessingerrors,thereconstructedoutput ˆx(n) shouldcloselyapproximate
a delayed version of the original signal ... Acoustics, Speech, Signal Processing, Apr. 1993.
[17] Gopinath, R.A., Factorization approach to time-varying filter banks and wavelets,
Proc. Intl.
Conf. Acoustics, Speech, Signal Processing,
Apr.1994.
[18]...
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Tài liệu Digital Signal Processing Handbook P35 ppt
Ngày tải lên :
19/01/2014, 19:20
... H
1
(z)
X(z)
X(z)
(35.1)
=
1
2
[H
0
(z)G
0
(z)+H
1
(z)G
1
(z)]ÃX(z)
c
1999byCRCPressLLC
[26] Vaidyanathan, P.P. and Do
ˇ
ganata, Z., The role of lossless systems in modern digital signal
processing,
IEEE Trans. Education, 32, 181–197, Aug. 1989. Special issue on Circuits and
Systems.
[27] ... images,
IEEE Trans. Acoust., Speech, Signal
Proc.,
34(5), 1278–1288, 1986.
[5] Shapiro, J.M., Embedded image coding using zerotrees of wavelet coefficients,
IEEE Trans. on
Signal Proc.,
41, 3445–3462, ... Speech, Signal Proc., 34, 434–441, June 1986.
[15] Vetterli, M., Filter banks allowing perfect reconstruction,
Signal Proc., 10(3), 219–244, 1986.
[16] Vaidyanathan, P.P., Multirate digital filters,...
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