Noisy channels with synchronization errors information rates and code design

... second aim is to design codes for noisy channels with synchronization errors An effective code would have to be capable of combatting ISI, additive noise and synchronization errors As our interest ... Noisy Channels with Synchronization Errors: Information Rates and Code Design JITENDER TOKAS (B.Tech (Hons.), IIT Kharagpur, India) ... investigate the in...

Ngày tải lên: 26/11/2015, 23:07

... the end of the paper The OFDM system model in doubly-selective fading channels is introduced in Section The signal model with synchronization errors is analyzed, and its theoretical SINR is formulated ... N Laurenti, and S Pupolin, “Analysis of the uplink of an asynchronous multi-user DMT OFDMA system impaired by time offsets, frequency offsets, and multi-path fadin...

Ngày tải lên: 21/06/2014, 22:20

... 311 6'3" 1 52 160 168 176 184 1 92 200 20 8 21 6 22 4 23 2 24 0 27 9 319 6'4" 156 164 1 72 180 189 197 20 5 21 3 22 1 23 0 23 8 24 6 28 7 328 BMI 19 20 21 22 23 24 25 26 27 28 29 30 35 40 Key: Underweight (less ... 147 154 1 62 169 177 184 191 199 20 6 21 3 22 1 25 8 29 4 6'1" 144 151 159 166 174 1 82 189 197 20 4 21 2 21 9 22 7 26 5 3 02 6 '2" 148 155 1...

Ngày tải lên: 15/03/2014, 12:20

... purpose fast online training method, ADF The proposed training method requires only a few passes to complete the training • We propose a joint model for Chinese word segmentation and new word detection ... features + New word detection + ADF training (replacing SGD training) The results are shown in Table 259 As we can see, the new features improved performance...

Ngày tải lên: 23/03/2014, 14:20

... of the inner lining of the ion channel pore The N- and C-termini of TRP channels are located in the cytoplasm and, depending on the respective TRP channel, consist of various functional TRP channels ... Physical and functional interaction of other TRP channels with cytoskeletal components Physical links of several TRP channels other than TRPV...

Ngày tải lên: 30/03/2014, 10:20

... Rafiq et al.: The impact of spatial correlation on the statistical properties of the capacity of nakagami-m channels with MRC and EGC EURASIP Journal on Wireless Communications and Networking ... used to find the statistical properties of the channel capacity 3.1 Statistical properties of the capacity of spatially correlated Nak...

Ngày tải lên: 20/06/2014, 22:20

... subsection, we will further consider the effects of Rayleigh fading feedback channels to the achievable rates and multiplexing gain with AF From Equation 11, we notice that Di is the function of the ... a monotonically decreasing function The proofs of these three lemmas are in Appendices 4-6, respectively Then we have the following theorem on the lower bound of...

Ngày tải lên: 21/06/2014, 02:20

... estimate for every sub-block of symbols before 10−3 10−4 10−5 BER PERFORMANCE OF THE PROPOSED RECEIVER We constructed a binary LDPC code of N = 3000, K = 1500, R = 0.5 for a sub-block size of Nb ... paper, we addressed the problem of LDPC codebased iterative decoding under phase noise channels from a code perspective We proposed construction of ring-based codes...

Ngày tải lên: 21/06/2014, 23:20

... framework, and mean-square errors and bit error rates, rather than the achievable rates, are considered as performance metrics To the best of our knowledge, performance analysis and resource allocation ... identify resource allocation strategies that maximize these rates We consider three resource allocation problems: (1) power allocation between training and dat...

Ngày tải lên: 21/06/2014, 23:20

... Section to obtain convex formulations for tight inner and outer bounds on the SPCGS region along with the corresponding power allocations In addition, in Section 5, we will use these formulations ... information for User 2 (iii) For a fixed value of U1 , the signal U1 contains particular information for User U2 (iv) The signal contains common information for all users, and pa...

Ngày tải lên: 21/06/2014, 23:20

... (10), and not suffer from fading or shadowing Thus, all randomness is a result of the random distribution of the cognitive nodes in the cognitive band of Figure 4.3 The scaling law of a cognitive ... Conference on Cognitive Radio Oriented Wireless Networks and Communications (CrownCom ’07), Orlando, Fla, USA, July-August 2007 [30] M Vu, N Devroye, M Sharif, and V Tarokh, Sca...

Ngày tải lên: 22/06/2014, 19:20

... PSNR performance and visual quality obtained, respectively, with concatenated Huffman codes and two transmission schemes using Hu-Tucker codes for low subband and Huffman codes for high subbands These ... consider is the amenability of the VLCs and of transmission schemes for progressive decoding The notion of progressive decoding is very important for image, video, and...

Ngày tải lên: 22/06/2014, 23:20

... = 0, 1, 2, 3, and 4[dB], and show that RLSTT makes DS-CDMA system with AA insensitive to the PCE and thus increases the achievable overall system capacity At BER = × 10−4 , AA with RLSTT when ... AA without RLSTT when power control is perfect (PCE = dB), even though its capacity when PCE = dB is degraded about 28% in comparison to the perfect power control A Combined...

Ngày tải lên: 23/06/2014, 01:20

... fluid on the IgEbinding components Crude extracts were prepared from GM and wild- type potatoes and then heated at 100°C for The intrinsic digestibility of the extracts and the digestibility of extracts ... of the potato Figure IgE Specific IgE binding to extracts of wild- type and GM potatoes, as determined by ELISA, vs the A/H ratio of the potato A/H:...

Ngày tải lên: 13/08/2014, 13:22

... stem cells and mast cells [45] The solid substrate tissues can serve as the tracks of migration for the cells for physiological functions The author hypothesizes that there are special migration ... Chinese Medicine 2009, 4:10 nective Tissue Interstitial Fluid system with acupuncture in action explained by Mechanotransduction, cells Durotaxis and mas...

Ngày tải lên: 13/08/2014, 15:21