Báo cáo hóa học: "Research Article Achieving Maximum Possible Speed on Constrained Block Transmission Systems" ppt
Báo cáo hóa học: "Research Article Achieving Maximum Possible Speed on Constrained Block Transmission Systems" ppt
... Transactions on
Information Theory, vol. 18, no. 1, pp. 14–20, 1972.
[6] R. E. Blahut, “Computation of channel capacity and rate-
distortion functions,” IEEE Transactions on Information The-
ory, ... distribution. We conclude that at low SNR, the
capacity of the quantized block transmission channel will be
closer to the Shannon bound.
As to the effect on information rate, of number o...
Báo cáo hóa học: "Research Article Antiperiodic Boundary Value Problems for Finite Dimensional Differential Systems" pptx
... R
n
is continuous, and ft T, x−ft, x for all
t, x ∈ R×R
n
. Under certain conditions on the nondiagonal elements of A and f we prove an
existence result for E1.1.InSection 3 we consider ... Applications, vol. 14, no. 9, pp. 771–
783, 1990.
26 P. Souplet, “Uniqueness and nonuniqueness results for the antiperiodic solutions of some second-
order nonlinear evolution equations,” No...
Báo cáo hóa học: "Research Article A Fast LMMSE Channel Estimation Method for OFDM Systems" ppt
... estimation and the MSE of the conventional
LMMSE channel estimation in Section 4. The simulation
results and numerical results of the proposed algorithm are
discussed in Section 5 followed by conclusion ... pages
doi:10.1155/2009/752895
Research Article
A Fast LMMSE Channel Estimation Method for OFDM Systems
Wen Zhou and Wong Hing Lam
Department of Electrical and Electronics Engineering, Th...
Báo cáo hóa học: " Research Article An Evaluation of Interference Mitigation Schemes for HAPS Systems" ppt
... allocated for conventional systems, investigations
of issues on the frequency sharing between these systems
have been conducted [6].
The International Telecommunication Union-Radio-
communication sector ... FSPC in Section 4, new results
are introduced using ABS and its variant in Section 5. This
paper concludes with Section 6.
2. SYSTEM MODEL
2.1. System configuration
In this section, the s...
Báo cáo hóa học: "Research Article Digital Receiver Design for Transmitted Reference Ultra-Wideband Systems" pptx
... detection problem is
addressed in Section 3. Channel estimation, synchronization,
and equalization are discussed in Section 4. Simulation
results are shown and assessed in Section 5. Conclusions ... Channel Estimation, Synchronization,
and Equalization
After successful signal detection, we can start the channel
estimation and synchronization phase. The sample-level
synchronization finds out th...
Báo cáo hóa học: " Research Article Modified Spatial Channel Model for MIMO Wireless Systems" ppt
... realizations, while it was in the mea-
sured cases constantly less than 20 bps/Hz. On the contrary,
Lorenzo Mucchi et al. 5
Configuration A
(a)
Configuration B
(b)
Configuration C
(c)
Configuration D
(d)
Figure ... 40 45
Capacity
Configuration A
Configuration B
Configuration C
Configuration D
Empirical CDF
Figure 11: CDF curves of MIMO capacity (measured data) with
different antenna configurations as...
Báo cáo hóa học: " Research Article Interference Cancellation Schemes for Single-Carrier Block Transmission with Insufficient Cyclic Prefix" potx
... without any
reduction of the transmission rate. In the block transmission
schemes, the equalization and demodulation processing is
commonly conducted in a block- by -block manner, therefore,
the ... reduction of the transmission rate, while they
somewhat increase the complexity of the receiver.
4.1. Interblock interference cancellation
In the block transmission schemes, the equa...
Báo cáo hóa học: " Research Article A Maximum Likelihood Estimation of Vocal-Tract-Related Filter Characteristics for Single Channel Speech Separation" doc
... Attias, and J. Hershey, “Single microphone
source separation using high resolution signal reconstruction,”
in Proceedings of IEEE International Conference on Acoustics,
Speech, and Signal Processing ... de-
coding time.
9. CONCLUSIONS
We have presented a maximum likelihood approach to per-
form separation of two speech signals from a mixture. The
problem is too ill conditioned (due to the...
Báo cáo hóa học: " Research Article Evaluating IEEE 802.15.4 for Cyber-Physical Systems" potx
... and rescue, energy conservation, energy
efficient buildings, environmental control, factory automa-
tion, home automation, critical infrastructure control, dis-
tributed autonomous robotics, defense, ... the non-
beaconed IEEE 802.15.4 standard in a scenario containing
one sender and one receiver. In [17], Rohm et al. analyzed
via simulations the impact of different configurable MAC
parameters o...