... 2007, Article ID 89264, 10 pages
doi:10.1155/2007/89264
Research Article
Efficient Algorithm and Architecture of Critical-Band
Transform for Low-Power Speech Applications
Chao Wang
1, 2
and Woon-Seng ... spectral analyzer in speech
applications.
4. THE VLSI ARCHITECTURE OF
THE CRITICAL-BAND TRANSFORM
In this section, an efficient VLSI architecture is propo...
... (10,10) and (20,5), and
each case is denoted by the subscripts 2 and 3, respectively.
None of these cases outperforms the optimum case (10, 5),
and performance degradations are 0.7 dB and 0.8 dB for ... is used for expectation. I
N
is the N × N identity matrix
and 0
M×N
stands for an all-zero matrix of size M×N. I
M×N
is
defined as I
M×N
:= [
I
N
0
(M−N )×N
]forM>N.[A]...
... Raghavan, and S. Lazar, “Acquisition and track-
ing performance of NRZ and square wave modulated symbols
for use in GPS,” in Proceedings of the 54th Annual Meeting of the
Institue of Navigation, ... Fenton, and T. Ford, “Theory and per-
formance of narrow correlator spacing in a GPS receiver,” Jour-
nal of the Institute of Navigation, vol. 39, no. 3, pp. 265–283,
199...
... [33], 107 for [34], and only 20 for [24]. But
[24, 34] have only a half of the throughput of [16, 33]andour
solution. The number of bits for I/O channels is 88 for our
proposed solution, 107 for [24], ... numbers for the root of MSE and the value of PPE
for different values of the word length L when L = M are
represented in the Figures 10 and 11.
ThevaluesofPSNR...
... (3.3)convergestoasolutionofproblem(1.3).
Proof. Let f (x, y)
=T(x) − A(x),η(y,x) +m(y) − m(x)forallx, y ∈ K.Bytheproofof
Theorem 3.4,wecantakea
=−λ
2
/4α<0, b = ξ>0, and c =−βλ ∈ R in (3.35)andcheck
that ... Research Fund for the Doctoral Program of
Hindawi Publishing Corporation
Journal of Inequalities and Applications
Volume 2007, Article ID 17294, 14 pages
doi:10.1155...
... esti-
mation of the transformation matrix and it is still classified
as a linear transform- based approach.
As an alternative approach to coping with the drawbacks
of linear transform- based methods, ... CDFs
for CDF matching in this paper and its detailed descriptions
are given as follows.
For given random reference and test variables x and y
whose corresponding PDFs are giv...
... increasing noise of traveling time. When
the standard deviation increases to 70% of the mean value,
the accuracy of forward exact and appr.II inference drops
to 65.68% and 65.12% and that of the backward ... number of objects of interest and
|·|indicates
the number of elements in a set. The term
Y
k
indicates
the “ground truth” set of observations of object k,andY
k...
... such as random delay
line modulation and a series of “pre-echoes” before each of
Table 2: Multiplications required (per sample period at full f
s
)for
effect structure, broken into sections and shown ... 2011, Article ID 646134, 8 pages
doi:10.1155/2011/646134
Research Article
Efficient Dispersion Generation Structures for
Spring Reverb Emulation
Julian Parker
Department of...
... Processing
Volume 2010, Article ID 106562, 14 pages
doi:10.1155/2010/106562
Research Article
Efficient Compensation of Transmitter and Receiver IQ
ImbalanceinOFDMSystems
Deepaknath Tandur and Marc Moonen ... 10 pages, 2007.
[20] D. Tandur, C Y. Lee, and M. Moonen, “Efficient compensa-
tion of RF impairments for OFDM systems,” in Proceedings of
the IEEE Wireless Communicatio...
... pages
doi:10.1155/2010/282465
Research Article
Efficient Uplink Modeling for Dynamic System-Level Simulations
of Cellular and Mobile Networks
Ingo Viering,
1
Andreas L obinger,
2
and Szymon Stefanski
3
1
Nomor Research ... planning or for coarse
studies to understand the interrelations of new features, for
example, heterogeneous networks [12].
In this work we will present...