Báo cáo hóa học: " FPGA-Based Communications Receivers for Smart Antenna Array Embedded Systems" pptx
Báo cáo hóa học: " FPGA-Based Communications Receivers for Smart Antenna Array Embedded Systems" pptx
... enhance the performance and reduce the power
consumption for Altera -FPGA-based embedded wireless
receivers. We found that smart antenna array receiver algo-
rithms, for example, beamforming (BF) ... Systems
Volume 2006, Article ID 81309, Pages 1–13
DOI 10.1155/ES/2006/81309
FPGA-Based Communications Receivers for Smart Antenna
Array Embedded Systems
Constantin S...
Báo cáo hóa học: "An Overview of Reconfigurable Hardware in Embedded Systems" pptx
... constraints of embedded systems pose a serious challenge to embedded systems designers. Reconfigurable hardware can
provide a flexible and efficient platform for satisfying the area, performance, cost, ... instruction generation for non-real-time systems are
discussed in more depth in Section 6.2.
4.4. Design security
High-quality hardware cores for embedded systems are ex-
tremely us...
Báo cáo hóa học: "Amplify-forward relaying for multiple antenna multiple relay networks under individual power constraint at each relay EURASIP Journal on Wireless Communications and " doc
... distributed freely for any purposes (see copyright notice below).
For information about publishing your research in EURASIP WCN go to
http://jwcn.eurasipjournals.com/authors/instructions/
For information ...
η
for 2 and 4 relay
networks, respectively. The simulation is performed for different channel realizations
considering the transmitted SNR (TSNR) is set to 12 dB.
It can be...
Báo cáo hóa học: " Interference mitigation techniques for clustered multicell joint decoding systems" docx
... (Eq. (3) for global MJD, Eq. (18) for IA,
Eqs. (27) and (31) for RDMA, Eq. (34) for CI) and nor-
malizing by the number of BS antennas. □
Lemma 3.2. The following inequalities apply for the
dofs ... and (20) for IA, (c) Eq.
(26) for RDMA, (d) Eq. (35),(36) for CI. In parallel, the
analytical curves are evaluated based on: (a) theorem 3.1
for global MJD, (b) theorems 3.2 and...
Báo cáo hóa học: " Frequency-domain equalization for OFDMA-based multiuser MIMO systems with improper modulation schemes" docx
... 5-6 dB. The curve for a QPSK system with the
conventional receiver is also provided for a baseline com-
parison. Note that for the conventional receiver, th e BER
performance for an OQPSK system ... Conv.
16QAM Conv.
16ASK Impr.
Figure 5 BER performance for the uplink of OFDMA system (K
= n
R
= 2) for the conventional FDE and the improved FDE for
systems with high-order signal c...
Báo cáo hóa học: " Intra-Symbol Windowing for Egress Reduction in DMT Transmitters" pptx
... INTRODUCTION
Discrete Fourier transform (DFT-) based modulation tech-
niques [1] have become increasingly popular for high-speed
communications systems. In the wireless context, for exam-
ple, for the digital transmission ... of 16
Ph.D. candidates and postdocs, working in
the area of signal processing for digital communications, wireless
communications, DSL, and audio signal proc...
báo cáo hóa học:" Editorial Challenges on Complexity and Connectivity in Embedded Systems" docx
... methods for embedded systems are biologically
inspired, such as neural networks and genetic algorithms.
Multiagent systems are also prospective for an application for
nontime critical services of embedded ... be accurately localized.
An Embedded Software Platform for Distributed Automotive
Environment Management. Vehicle platforms become more
and more extended by features for...
báo cáo hóa học:" Research Article Bounds for Eigenvalues of Arrowhead Matrices and Their Applications to Hub Matrices and Wireless Communications" pptx
... λ
i
(
F
)
+ λ
j−i+m
(
G
)
, for i
≥ j, (14)
λ
j
(
F + G
)
≥ λ
i
(
F
)
+ λ
j−i+1
(
G
)
, for i
≤ j. (15)
Proof. See [14, page 62] or [12, page 184].
To a pp l y Theorem 6 for estimating eigenvalues ... and
[d
j+1
/d
m
,1],respectively .For ∈ [0,d
j−1
/d
m
], we have
d
j
+
t
= d
j−1
+ f
2
(ρ)and
d
j+1
= d
j
.For ∈ [d
j−1
/d
m
, d
j
/d
m
], we
have
d
j
+ t = f
4
(ρ)and
d
j+1
= d
j...
Báo cáo hóa học: " A Theoretical Framework for Soft-Information-Based Synchronization in Iterative (Turbo) Receivers" ppt
... general
pattern as those for the phase. As noted for SDD phase
recovery, the frequency MCRB bound [31] is attained for
E
b
/N
0
≥ 6 dB, and negligible performance degr adation
is observed both for the frequency ... iteration, whereas
for both receivers the matched filtering is carried out only
once before applying the decoding and synchronization pro-
cedures. Our complexity evalua...
Báo cáo hóa học: " Split SR-RLS for the Joint Initialization of the Per-Tone Equalizers and Per-Tone Echo Cancelers in DMT-Based Receivers" doc
... sim-
ulations for the PTEQ/PTEC receiver structure. As a perfor-
mance measure for the simulations, we will use the SNR
i
for
tone i and the overall bit rate, according to the following for-
mulas:
bit ... (dB)
Far-end before DFT
Echo before DFT
NoisebeforeDFT
Far-end after DFT
Echo after DFT
Noise after DFT
Figure 2: Power spectral densities of received far-end signal, echo,
and exte...