Báo cáo hóa học: " Research Article Joint Multilevel Turbo Equalization and Continuous Phase Frequency Shift Keying" pot

... Rayleigh, and Proakis B channels, respectively, and the conclusion is stated at the last section. 2. THE DESIGN OF MULTILEVEL TURBO ENCODER USING CPFSK M-ary continuous phase frequency shift keying ... binary turbo encoder at every level of the multilevel turbo encoder, and there is a continuous- phase encoder serially connected to the turbo encoder at the last le...

Ngày tải lên: 21/06/2014, 23:20

... Information Security Volume 2007, Article ID 79048, 7 pages doi:10.1155/2007/79048 Research Article Joint Source, Channel Coding, and S ecrecy Enrico Magli, Marco Grangetto, and Gabriella Olmo Dipartimento ... or jointly. The last decades have seen a lot of technical advances in source coding (e.g., context-based coding) and channel coding (e.g., turbo codes and low-density...

Ngày tải lên: 22/06/2014, 19:20

... 2008. [14] R. L. Lagendijk, P. M. B. van Roosmalen, and J. Biemond, “Video enhancement and restoration,” in Handbook of Image and Video Processing,J.D.GibsonandA.C.Bovik,Eds.,pp. 227–241, Academic Press, ... detection and estimation,” in Handbook of Image and Video Processing, J. D. Gibson and A. C. Bovik, Eds., pp. 207–225, Academic Press, San Diego, Calif, USA, 2000. [28] D. E....

Ngày tải lên: 22/06/2014, 19:20

... on Wireless Communications and Networking Volume 2010, Article ID 327041, 14 pages doi:10.1155/2010/327041 Research Article Combined Distributed Turbo Coding and Space Frequency Block Coding Techniques V. ... UT, that employ in a joint manner the distributed space frequency coding and distributed FEC, analyzes their performances and compares these per- formances with tho...

Ngày tải lên: 21/06/2014, 11:20

... Point Theory and Applications Volume 2010, Article ID 386037, 10 pages doi:10.1155/2010/386037 Research Article Results on the Existence and Convergence of Best Proximity Points Ali Abkar and Moosa ... B  . 2.4 2 Fixed Point Theory and Applications Definition 1.2 see 2.LetA and B be two nonempty subsets of a metric space X,andlet T : A ∪ B → A ∪ B, TA ⊆ B,andTB ⊆ A....

Ngày tải lên: 21/06/2014, 17:20

... Advances in Signal Processing Volume 2010, Article ID 640186, 13 pages doi:10.1155/2010/640186 Research Article Joint Linear Processing for an Amplify -and- Forward MIMO Relay Channel with Imperfect ... communications such as amplify -and- forward (AF), decode -and- forward [1], coded-cooperation [2], and compress -and- forward [3] have been presented. In [4], the outage and ergo...

Ngày tải lên: 21/06/2014, 08:20

... behavior of PU and SU under two different access policies. 2. System Model and Problem Formulation In this section, we first present the system model and the time behaviors of PU and SU, and then introduce ... pages doi:10.1155/2010/818964 Research Article Joint Sensing Period and Transmission Time Optimization for Energy-Constrained Cognitive Radios Yo u Xu , 1 Yin Sun, 2 Yun...

Ngày tải lên: 21/06/2014, 11:20

... i ∈{A, B} ,and 1 N 2N  t=N+1 X 2 j ( t ) ≤ P j (6) for j ∈{1, 2},whereP A , P B , P 1 ,andP 2 denote the power constraints on terminals A and B and relays 1 and 2, respectively. Let R A and R B be ... will treat 2 × 1randomvectorsλ A and λ B as input signals at terminal A and B,respectively,andletK A and K B denote their corresponding 2×2 covariance matrices. For i ∈{A, B} an...

Ngày tải lên: 21/06/2014, 17:20

... Corporation EURASIP Journal on Wireless Communications and Networking Volume 2010, Article ID 807691, 8 pages doi:10.1155/2010/807691 Research Article Joint NC-ARQ and AMC for QoS-Guaranteed Mobile Multicast Haibo ... delays. 3. Joint NC-ARQ-AMC D esign 3.1. Network-Coding-Based ARQ. We analyze our multicast ARQ design in two phases which are the original data transmission phas...

Ngày tải lên: 21/06/2014, 17:20

... signal cyclostationarity to the joint detection and classification of band-limited FSK and AM sig nals affected by additive Gaussian noise and phase, frequency, and time delay offsets. A first-order ... AM, M-FSK, M = 2, 4, 8, and noise, for a diverse selection of signal parameters such as bandwidth and frequency deviation, sampling frequency, obser vation interval, and SNR....

Ngày tải lên: 21/06/2014, 19:20