Optimized constellations for two-way wireless relaying with physical network coding
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Cites background from "Optimized constellations for two-wa..."
...In [10], a constellation rotation was developed to mitigate carrier phase offsets, where the PNC mapping varied depending on the phase offset....
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Cites background or methods or result from "Optimized constellations for two-wa..."
...Although the adaptive modulation has been investigated in [14,15], they are different from our work....
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...Otherwise, [14,15] investigate the system throughput for TW-DNF systems, our work analyzes SEP performance for TWORAF systems....
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...In addition, as stated in [14,15], in the two-way adaptive modulation relaying systems with DNF policy, two sources can adopt the different modulation schemes if their obtained local channel state information (CSI) is different, which results in the improvement of system performance....
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...[14,15] mainly focus on the optimized integration of modulation schemes and network coding strategies to improve system throughput, while our work mainly discusses the novel proposed relay selection protocols which integrate adaptive modulation with the conventional relay selection protocols to minimize SEP....
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...We write x1 = M1(s1) and x2 = M2(s2), here s1 ∈ Z Q1, s2 ∈ Z Q2 are the source data before modulation [14,15]....
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References
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"Optimized constellations for two-wa..." refers background in this paper
...Since Shannon firstly considered a two–way channel in [10], some theoretical investigations on the bidirectional relaying have emerged so far [ 11 ]....
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8,533 citations
"Optimized constellations for two-wa..." refers background in this paper
...W IRELESS network coding has recently received a lot of attention in research community, although the concept of network coding has been around for almost a decade [2]....
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"Optimized constellations for two-wa..." refers background in this paper
...In [6, 18 ], the amplify–and–forward (AF) bidirectional relaying is introduced, where the terminal nodes simultaneously transmit to the relaying node, and subsequently the relay broadcasts the received signal after amplification....
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