Báo cáo hóa học: "Research Article Synchronization Algorithms and Receiver Structures for Multiuser Filter Bank Uplink Systems" ppt

... Communications and Networking Volume 2009, Article ID 387520, 17 pages doi:10.1155/2009/387520 Research Article Synchronization Algorithms and Receiver Structures for Multiuser Filter Bank Uplink Systems Andrea ... prac- tical synchronization algorithms yield performance close to the ideal. The proposed novel multiuser receiver is an attractive solution both...

Ngày tải lên: 21/06/2014, 23:20

... 3 Channel 1 Channel 2 Channel 3 Channel 4 Channel 5 Band 1 Band 2 Band 3 Band 4 Band 5 Band 6 Band 7 Band 8 Band 9 Band 10 Band 11 Band 12 Band 13 Band 14 3432 3960 4488 5016 5544 6072 6600 7128 7656 ... and two loads K = [L/2, L] are considered. Results are exhibited for channel models CM1 and CM2 in Figure 5. They show that L and r have a strong influence on the LP-OFDM system perfor...

Ngày tải lên: 22/06/2014, 06:20

... 2008, Article ID 149839, 7 pages doi:10.1155/2008/149839 Research Article Joint Source and Channel Decoding for Variable Length Encoded Turbo Codes Jianjun Liu, 1 Guofang Tu, 1 Can Zhang, 2 and ... [19]. Simulations at the 4th and the 8th iterations were performed. Figure 5 shows the results for the Huffman codes with the overall code rate 0.330, and Figure 6 shows the results...

Ngày tải lên: 22/06/2014, 19:20

... work [13], and present the impulse responses of the original and modified structures, the impulse responses of the original and modified C lf structures alone, and examples of the original and modified ... produces the wide-band chirped echoes and is referred to as C hf .TheparallelC lf and C hf structures are shown in Figure 1 whilst their internal structures are shown in F...

Ngày tải lên: 21/06/2014, 05:20

... 0,R n  and BC 1  BC 1 −∞, 0,R n .PCJ, R n {φ : J → R n |φs is bounded and almost surely continuous for all but at most countable points s ∈ J and at these points s ∈ J, φs   and φs −  ... φs   and φs −  denote the right-hand and left-hand limits of the function φs, respectively. Especially, let PC  PC−∞, 0,R n . PC 1 J, R n {φ : J → R n |φs is b...

Ngày tải lên: 21/06/2014, 11:20

... vector. On the other hand, for a small positive λ, there are always solutions of 7.1 which tend to a limit 2-cycle, and solutions which tend to the limit 1-cycle 0, 0,andforalargeλ, there are ... Hou and S. S. Cheng, “Eventually periodic solutions for difference equations with periodic coefficients and nonlinear control functions,” Discrete Dynamics in Nature and Society, vol....

Ngày tải lên: 21/06/2014, 11:20

... displacement, θ 1 and θ 3 are the temperature deviations from the T 0 along the longitudinal and vertical directions, E, G, ρ, I, m, k, h,andc are positive constants for the elastic and thermal material ... exponential decay obtained by Pr ¨ uss 17 and Huang 18 and of polynomial decay obtained recently by Mu ˜ noz Rivera and Fern ´ andez Sare 5. For the attractors, we re...

Ngày tải lên: 21/06/2014, 11:20

... results, the following concepts and lemmas are needed. A Banach space E is called uniformly convex if for each >0 there is a δ>0 such that for x, y ∈ E with x, y≤ 1and x − y≥, x  y≤21 ... y      :  x  ,   y   ≤ 1,   x − y   ≥   , 2.2 for all  ∈ 0, 2. E is said to be uniformly convex if δ E 00, and δ > 0 for all 0 <≤ 2. Fixed Poin...

Ngày tải lên: 21/06/2014, 11:20

... μt and so, is a periodic function with period p. Let T be a periodic time scale with period p such that 0,t i ,T ∈ T,fori  1, 2, ,n, where T  mp for some m ∈ N,0 <t i <t i1 , and assume ... robotics, optimal control, and other areas, many authors are studying dynamic equations with impulse effects; see 1–19 and references therein. The primary motivation for this work a...

Ngày tải lên: 21/06/2014, 20:20

... the bandwidth of m(t)isverysmall compared with H(t). We assume that the signal bandwidth of V(t)andH(t) (hence the bandwidth of  V(t )and  H(t)) is B S , and that the bandwidth of n V (t)andn H (t)isB n (equal to ... Corporation, Pa, USA , for providing the location for the field tests and Arhan Gunel, Keith Newlander, and Paul Bucci for their help in the field testing. REFERENCE...

Ngày tải lên: 21/06/2014, 23:20