... 21808, 13 pages
doi:10.1155/2007/21808
Research Article
Performance of a Two-Level Call Admission Control Scheme for
DS-CDMA Wireless Networks
Abraham O. Fapojuwo and Yinggan Huang
Department of Electrical ... performance of a
two-level call admission control that assigns priority of re-
source access to class 0 calls, reserves bandwidth for class...
... STA
d
,respectively.
3.2.1. Data Plane. Before the transmission of a packet,
station STA
s
should access all the rate information in a
cooperation table, and compare a rough estimation of the
equivalent two-hop rate ... strong candidate platforms were GNU radio
[14]andWARP[15]. GNU radio is a popular platform that
has the MAC and PHY layer implementations in software
that can run...
... are
mutually-independent and nonidentical for all i and j.We
also assume here, without any loss of generality that additive
white Gaussian noise (AWGN) terms of all links have zero
mean and equal variance N
0
.
Assuming ... inverse Laplace transform. This
inverse Laplace transform can be performed analytically, and
the CDF of the total SNR can be expressed as (by doing
6 EURASIP Journ...
... [4], the performance of
some special cases of GSC systems over Nakagami fading
channels was analyzed. A more general framework to the
analysis of GSC systems over Nakagami fading channels was
presented ... to
simulation results for a wide range of SNR values, diversity
orders, and Nakagami parameters. It is also noted that the
bound is appropriate for Nakagami fading channel...
... users
PA, 15 users
Figure 6: Performance of PA and IA schemes as a function of BER
per iteration for a 2
×2 diversity system at SNR = 4dB.
receiver for a BER performance of 10
−3
at an SNR value of
2 ... (IA). Numerical results reveal that for an equal
number of receiver iterations both IA and PA receivers
achieve approximately the same performance for a lightl...
... C. Sagias, G. K. Karagiannidis, D. A. Zogas, P. T. Math-
iopoulos, and G. S. Tombras, Performance analysis of dual
selection diversity in correlated Weibull fading channels,” IEEE
Transactions ... di-
versity scheme in presence of cochannel interference (CCI)
has been investigated under a variety of assumptions in the
literature. For example, in [2], the performance of such...
... the
literature. For example, in [2], the performance of such
scheme over the Nakagami/Rayleigh (by Nakagami/Rayleigh,
we mean that the desired signal is subject to Nakagami fading
while the cochannel interferers ... m
s
fixed at 4 leads to an im-
provement in the performance as well. A similar observation
has been reported e arlier for the Nakagami fading channel
in [21] in which...
... of
CAGO and single smallest of CASO CFAR for the same case.
3. ANALYSIS OF SINGLE DETECTORS
The analytical results for the probability of false alarm of s in-
gle CA, CAGO, and CASO-CFAR, when ... is to automatically detect a tar-
get in a nonstationary noise and clutter while maintaining a
constant probability of false alarm. Classical detection using
a matched filter...
... Mohamad Yusoff Alias
1
1
Faculty of Engineering, Multimedia University, Cyberjaya 63100, Selangor, Malaysia
2
Faculty of Eng ineering, International Islamic University Malaysia, P.O. Box 10, Kuala ... Article ID 75757, 10 pages
doi:10.1155/2007/75757
Research Article
Performance of JPEG Image Transmission Using
Proposed Asymmetric Turbo Code
K. Ramasamy,
1
Mohammad Umar Siddiqi,...
... Juan Per
´
an
2
1
Departamento de Matem
´
atica Aplicada II, E.T.S.E. Telecomunicaci
´
on,
Universidade de Vigo, Campus Marcosende, 36310 Vigo, Spain
2
Departamento de Matem
´
atica Aplicada, ... Equations
Volume 2011, Article ID 958602, 17 pages
doi:10.1155/2011/958602
Research Article
Dynamics of a Rational System of Difference
Equations in the Plane
Ignacio Bajo,
1
Daniel Franc...