Báo cáo hóa học: " Research Article Robust OFDM Timing Synchronisation in Multipath Channels" doc
Báo cáo hóa học: " Research Article Robust OFDM Timing Synchronisation in Multipath Channels" doc
... and Networking
Volume 2008, Article ID 675048, 12 pages
doi:10.1155/2008/675048
Research Article
Robust OFDM Timing Synchronisation in Multipath Channels
C. Williams,
1, 2
S. McLaughlin,
3
and ... intervals. However, since both methods produce
synchronisation estimates using a correlation process, the
same form of estimator can be used in both cases.
For timing estimat...
báo cáo hóa học:" Research Article Robust Distributed Noise Reduction in Hearing Aids with External Acoustic Sensor Nodes" ppt
... sources in s,
that is,
x
k
= A
k
s.
(26)
This assumption remains valid in R-DANSE
K
. Indeed, since
x
q
contains M
q
linear combination of the Q sources in s, the
signal
x
i
k
(p)givenby(24) is again ... using external acoustic
sensor nodes is given. In Section 4, the DANSE algorithm
is reviewed in the context of noise reduction. A mod-
ification to DANSE increasing robustness is int...
Báo cáo hóa học: " Research Article Robust Speech Watermarking Procedure in the Time-Frequency Domain" docx
... scaling,
Hindawi Publishing Corporation
EURASIP Journal on Advances in Signal Processing
Volume 2008, Article ID 519206, 9 pages
doi:10.1155/2008/519206
Research Article
Robust Speech Watermarking ... Time-varying filtering
Time-varying filtering is used in order to obtain watermark
with specific time-frequency properties as well as to provide
the inverse transform from the time-freq...
Báo cáo hóa học: " Research Article Time and Frequency Synchronisation in 4G OFDM Systems" pdf
... Coarse Timing Synchronisation. Downlink timing syn-
chronisation should be performed during the Downlink
Synch slot of the WINNER MAC superframe [2]. The first
OFDM symbol of the Downlink Synch ... can
be applied for fine timing synchronisation and integer frequency offset estimation algorithms as well. A new timing metric that
improves the performance of the coarse timing synchr...
Báo cáo hóa học: " Research Article Decoding LDPC Convolutional Codes on Markov Channels?" doc
... one of its outgoing links and one of its
incoming links will be included in the subgraph. Otherwise,
none of its links will be included in the subgraph. In
both cases, constraint (32) is satisfied. ... physical layer to
the link. This effect will in turn cause interference to other
links, resulting in a decrease in the capacity of other links.
In this case, by decreasing Lagrange...
Báo cáo hóa học: " Research Article Quadratic-Quartic Functional Equations in RN-Spaces" docx
... t>0.
Proof. Putting y x in 3.20,weobtain
μ
f3x−6f 2x15fx
t
≥ ρ
x,x
t
3.23
Hindawi Publishing Corporation
Journal of Inequalities and Applications
Volume 2009, Article ID 868423, ... mappings,” Information
Sciences, vol. 178, no. 19, pp. 3791–3798, 2008.
27 S. S. Chang, Y. J. Cho, and S. M. Kang, Nonlinear Operator Theory in Probabilistic Metric Spaces, Nova
Sci...
Báo cáo hóa học: " Research Article Some Maximal Elements’ Theorems in FC-Spaces" docx
... weaker than that in the corresponding results of Shen in 14.
Theorem 3.6 also generalizes in 4, Theorem 2.4,Dingin15, Theorem 5.3, and Ding and
Yuan in 16, Theorem 2.3 in several aspects.
Corollary ... a generalized G
B
-mapping resp., G
B
-majorant mapping. The inverse is not true in
general.
3. Maximal Elements
In order to obtain our main results, we need the followi...
Báo cáo hóa học: " Research Article Fault-Tolerant Target Localization in Sensor Networks" doc
... enhancing collaborative learn-
ing using pervasive computing technology,” in Proceedings of
the 6th WFEO World Congress on Engineering Education and
the 2nd ASEE International Colloquium on Eng ineering ... distributed algorithm for
managing multi-target identities in wireless ad-hoc sensor
networks,” in Proceedings of the 2nd International Workshop on
Information Processing in Sensor...
Báo cáo hóa học: " Research Article Robust Adaptive OFDM with Diversity for Time-Varying Channels" pot
... and Networking
Volume 2007, Article ID 78156, 8 pages
doi:10.1155/2007/78156
Research Article
Robust Adaptive OFDM with Diversity for
Time-Varying Channels
Erdem Bala and Leonard J. Cimini, Jr.
Department ... de-
signed in [25]. This approach is also used in [ 26, 27]todesign
robust adaptive beamformers, and in [28]todesignarobust
minimum variance beamformer.
In this paper...
Báo cáo hóa học: " Research Article Robust Blind Frequency and Transition Time Estimation for Frequency Hopping Systems" doc
... ω
2
)
=
1
√
2πσ
M/2
e
−(1/2σ
2
)x
2
−a
2
s
2
2
.
(A.2)
Hindawi Publishing Corporation
EURASIP Journal on Advances in Signal Processing
Volume 2010, Article ID 172703, 13 pages
doi:10.1155/2010/172703
Research Article
Robust Blind Frequency ... be
estimated by fixing the values of the other parameters in
each iteration. Notably, the value given by (20) obtained by
utilizing t...
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