báo cáo hóa học:" Research Article Rate-Constrained Beamforming in Binaural Hearing Aids" ppt

... I 2 ,thatis,L[μ] = V[μ], corresponding to an eigenbeamforming solution. In fact, for any beamforming filter resulting in matrices U[μ] according to (27) an equivalent eigenbeamforming filter P eig [μ] with ... lower transmit power. Therefore, eigenbeamforming is optimum and considered further in the following. 5.2. MSE Minimizing Po wer Allocation for Eigenbeamforming. For eigenbeamform...

Ngày tải lên: 21/06/2014, 08:20

... beamforming can increase the gain in the direction of desired signal and decrease the gains in the directions of interferences. When transmitting a signal, beamforming can increase the gain in ... Accurate Beamforming Model. Beamforming, a multiple antenna technique, is able to increase the gain in the direction of desired signal and decrease the gain in the direction of inte...

Ngày tải lên: 21/06/2014, 19:20

... transponder j Delay line and covariance matrix estimation Time diversity combining Time diversity combining Time diversity combining Time diversity combining Despreading Path diversity combining Decision rule Figure ... (delay and sum) in the WLPS have been discussed in [7]. In general, linear constrained minimum variance (LCMV) beamforming outperforms conventional beam- forming in...

Ngày tải lên: 22/06/2014, 19:20

... course well known. In fact, we can obtain them by Sobolev embedding and the scaling techniques. In what follows, we only prove the last inequality in 2.16 and 2.17. Sobolev embedding implies that ... prove Theorem 1.1, we need the following interpolation inequalities in two and three space dimensions. Lemma 2.5. In three s pace dimensions, the following inequalities  ∇u  L 2 ≤...

Ngày tải lên: 21/06/2014, 05:20

... antennas in a single carrier system is to r educe the inter antenna interference (IAI) and introduce inter symbol interference (ISI) in the modulation while keeping maximum spatial multiplexing gain. In ... reduction in interference power, and thus no gains. However, as the excess bandwidth increases, the interference power reduces, and thus gains increase. In addition to the loweri...

Ngày tải lên: 21/06/2014, 05:20

... end points. In particular, the eigenparameter dependence at the initial end point will be given by a positive Nevanlinna function, Nλ say, and at the terminal end point by a negative Nevanlinna function, ... construct a chain, or hierarchy, of difference boundary value problems where the successive links in the chain are obtained by applying the variations of 2.1 given in this paper....

Ngày tải lên: 21/06/2014, 07:20

... obtained also for other integral operators, for instance, for maximal and Calder ´ on-Zygmund singular operators defined on X. Considerable interest of researchers is focused on the study of mapping ... proofs of Theorem 1.1.3 in 31 and Theorems 2.6 and 2.7 in 21 for similar arguments. Hindawi Publishing Corporation Journal of Inequalities and Applications Volume 2010, Article ID 32...

Ngày tải lên: 21/06/2014, 07:20

... HVS model in curvelet domain,” in Proceedings of the 4th International Conference on Intelligent Information Hiding and Multimedia Signal Processing (IIH-MSP ’08), pp. 343–347, Harbin, China, August 2008. [17] ... for adjusting watermark embedding Hindawi Publishing Corporation EURASIP Journal on Advances in Signal Processing Volume 2011, Article ID 184817, 9 pages doi:10.1155/2011/18...

Ngày tải lên: 21/06/2014, 08:20

... Karakayali, R. Yates, G. Foschini, and R. Valenzuela, “Opti- mum zero-forcing beamforming with per-antenna power con- straints,” in Proceedings of the IEEE International Symposium on Information Theory ... ρ k C), where  N t,k and ρ k are obtained using (13)and(14)as(since 12 EURASIP Journal on Advances in Signal Processing and in part by SSF within the Strategic Research Center...

Ngày tải lên: 21/06/2014, 09:20

... Hindawi Publishing Corporation Fixed Point Theory and Applications Volume 2010, Article ID 401684, 12 pages doi:10.1155/2010/401684 Research Article Property P in G-Metric Spaces Renu ... x n : T n x 0 , every orbit is linearly dependent, thus rendering fixed point theorems in such spaces trivial. Unfortunately, it was shown that certain theorems involving Dhage’s D-metric spaces ar...

Ngày tải lên: 21/06/2014, 10:20