[PDF] Top 20 Performance Analysis of Iteratively Decoded Variable Length Space Time Coded Modulation

... Shannon’s separation theorem stated that source coding and channel coding is best carried out in isolation [1]. However, this theorem was formulated in the context of potentially infinite-delay, lossless entropy-coding ... See full document

... reduced performance benefits us in terms of a re- duced complexity, because a high number of transitions would have to be considered by the symbol-level VLC decoding trel- lis for generating the related ... See full document

... coding, modulation, transmit diversity and on the associated optional receiver diversity ...operations iteratively, exchanging soft infor- mation amongst them and yielding a performance improve- ... See full document

... chart analysis, we found that a stand-alone FFH-MFSK demodulator does not promise significant iterative gains, motivating us to employ a unity-rate precoder for the sake of making the channel to appear ... See full document

... A Variable Length Space Time Coded Mod- ulation (VL-STCM) scheme capable of simultaneously pro- viding coding, multiplexing and diversity gains is ...best performance for ... See full document

... lattice having the best known minimum Euclidean distance in the 4- dimensional real-valued space R 4 . For the sake of generalising our treatment, let us assume that there are L legitimate vectors (v l,1 , v l,2 ... See full document

... BER performance im- provement due to the increased diversity order ...our performance comparison of Anti-Gray Mapping (AGM) 4 based 1 2 - rate RSC-coded DSTS-SP schemes in conjuction with L = 16 , ... See full document

... and Space Time Coded Modulation (STCM) scheme, where two dimensional (2D) Variable Length Codes (VLCs) are transmitted by exploiting both the spatial and temporal do- ...frame ... See full document

... and Space Time Coded Modulation (STCM) scheme, where two dimensional (2D) Variable Length Codes (VLCs) are transmitted by ex- ploiting both the spatial and temporal ...frame ... See full document

... 13 Variable Length Error Correct- ing (VLEC) designs having various minimum block-, conver- gence- and divergence-distances as defined in [17], comple- mented by a symmetric- and an asymmetric- Reversible ... See full document

... the performance of the system, the list Viterbi algorithm with the same metric as in (7) can also be ...each time instance, then the complexity is twice as much as that of the Viterbi ... See full document

... The achievable effective throughput and bit-error rate (BER) of AQAM modems is critically dependent on the choice of the AQAM mode switching levels. Torrance and Hanzo introduced the average BER of AQAM experienced over ... See full document

... proposed by Picchi and Prati [54]. Their “Stop-and-Go” algorithm constitutes a combination of the Decision-Directed algorithm [55] with Sato’s algorithm [46]. After 1991, a range of different solutions to the blind ... See full document

... is decoded first by simultaneously exploiting the a priori information obtained from demodulator, before activating the decoder of the code C i+1 etc, where each constituent code of the MLC scheme are ... See full document

... available at the base as well as perfect CSI at the receivers. This is a form of partial CSI which can be achieved by norm feedback. The combination of norm feedback and covariance information has been analyzed for ... See full document

... Chapter 7 Analytical Performance Bounds Preliminaries 7.2 Union Bound on Error-Event Probability 7.3 Upper Bounds on Conditional Pairwise Error Probability 7.3.1 Viterbi Bound 7.3.2 Cher[r] ... See full document

... bit-interleaved coded modulation (BICM), orthogonal space-time block coding (OSTBC) and orthogonal frequency division multiplexing (OFDM) in frequency selective multi-path fading channels, ... See full document

... individual space-time codes to transmit information from each group of ...interference. Performance is shown to be determined by matrices constructed from pairs of distinct code ...these ... See full document

... adaptive modulation and coding (AMC) techniques, makes use of the channel state information (CSI) to improve the spectral efficiency (SE) in wireless communication ...simulation analysis presented includes ... See full document

... differential scheme is pronounced. In this case, the difference between perfect channel knowledge and the proposed esti- mator is less than 1 dB. This is because the proposed method utilizes all user data constructively to ... See full document