A Robust Multi-Level Design for Dirty-Paper Coding
Citations
5 citations
Cites background from "A Robust Multi-Level Design for Dir..."
...It is worth noting that practical superposition coding schemes have been proposed in [29] recently....
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Cites methods from "A Robust Multi-Level Design for Dir..."
...1We choose this generator polynomial owing to its good performance in DPC [9]....
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Cites background or methods from "A Robust Multi-Level Design for Dir..."
...In this work, we pick the implementation of [7] due to its e ciency and simplicity, and in the following, we discuss it in detail....
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...Finally, in [7] the authors utilize an LDPC code and TCQ as the channel and source coding components, respectively....
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...Also, the proposed technique shows more robustness to inaccuracies in channel state information compared to dirty paper coding (DPC) implemented using LDPC codes and trellis coded quantization as the channel and source coding components [7]....
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...1 shows (1)We choose this generator polynomial owing to its good performance in DPC [7]....
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Cites background from "A Robust Multi-Level Design for Dir..."
...However, DPC is much involved [2] [3] and is generally deemed impractical for real implementation....
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References
4,130 citations
"A Robust Multi-Level Design for Dir..." refers background in this paper
...On the other hand, additional levels are obviously beneficial at high SNRs....
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...6, we show the EXIT curves corresponding to the set of shifts optimized for the simplified decoding as well as for normal decoding for T = 2 levels and an SNR of 5.2 dB....
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...However, as we will see in the following, having the reverse for our DPC design results in a 4An inconsistency might appear at somewhat larger SNRs, where the gap to capacity starts increasing with increasing SNR....
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...The capacity of this channel is given by C = 12 log2 (1 + SNR) [1], the same as the case with no interference....
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...The input to be quantized is V = αS+D [14], where α is Costa’s mean-square error (MSE) scaling factor [1] given by α = SNR 1+SNR , S is the interference/side-information sequence, and D is the random dither shared by the encoder and the decoder....
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3,520 citations
2,561 citations
"A Robust Multi-Level Design for Dir..." refers methods in this paper
...Motivated by applications of DPC to multiple-input multiple-output (MIMO) broadcast channels [3], cooperative diversity schemes [4], [5], cognitive radio channels [6], [7], and digital watermarking [8], [9], several research groups have focused on designing practical DPC schemes....
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2,498 citations
"A Robust Multi-Level Design for Dir..." refers background or methods in this paper
...Then the degree distribution optimization problem can be written as [21]...
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...For the channel codes, one can then use standard techniques [21]–[24] to design the degree distributions with the a-priori channel informations set equal to the Y-intercepts of the BCJR EXIT curves....
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...Consequently, one can simply optimize the degree distributions for these cases using well established techniques for the point to point AWGN channel [21]–[24]....
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2,100 citations