Results 31 to 40 of about 24,419 (276)

Wireless MIMO Systems Employing Joint Turbo-Like STBC Codes With Bit-Level Algebraically-Interleaved URSCs [PDF]

open access: yes, 2013
In this paper, permutations constructed based on algebraic derivations which are of particular interests due to better error-rate performance as well as simpler and practical hardware implementations, have been used in designing high performance fully ...
Mehran, Farhad   +3 more
core   +1 more source

On multiple slice turbo codes

open access: yesAnnales Des Télécommunications, 2005
The main problem with the hardware implementation of turbo codes is the lack of parallelism in the MAP-based decoding algorithm. This paper proposes to overcome this problem by using a new family of turbo codes called Multiple Slice Turbo Codes. This family is based on two ideas: the encoding of each dimension with P independent tail-biting codes and a
Gnaedig, David   +4 more
openaire   +4 more sources

Multiple-relay aided distributed turbo coding assisted differential unitary space-time spreading for asynchronous cooperative networks [PDF]

open access: yes, 2010
This paper proposes a cooperative space-time coding (STC) protocol, amalgamating the concepts of asynchronous cooperation, non-coherent detection as well as Distributed Turbo Coding (DTC), where neither symbol-level time synchronization nor CSI ...
S. Sugiura   +9 more
core   +1 more source

A fully-parallel turbo decoding algorithm [PDF]

open access: yes, 2015
This paper proposes a novel alternative to the Log-BCJR algorithm for turbo decoding, yielding significantly improved processing throughput and latency.
Maunder, R.G.
core   +1 more source

Near-Capacity Transceiver Design Using Exit-Curve Fitting: Three-Stage Turbo Detection of Irregular Convolutional Coded Joint Sphere-Packing Modulation and Space-Time Coding [PDF]

open access: yes, 2007
Conventional two-stage turbo-detected schemes typically suffer from a Bit Error Rate (BER) floor, preventing them from achieving infinitesimally low BER values, especially, when the inner coding stage is of non-recursive nature.
Yang, L.-L.   +9 more
core   +1 more source

Turbo Decoding and Detection for Wireless Applications

open access: yes, 2007
A historical perspective of turbo coding and turbo transceivers inspired by the generic turbo principles is provided, as it evolved from Shannon’s visionary predictions.
Robertson, Patrick   +5 more
core   +1 more source

Near-Capacity Turbo Coded Soft-decision Aided DAPSK/Star-QAM [PDF]

open access: yes, 2011
Low-complexity non-coherently detected Differential Amplitude and Phase-Shift Keying (DAPSK) schemes constitute an ideal candidate for wireless communications.
Liang, Dandan   +5 more
core   +1 more source

VLSI implementation of a multi-mode turbo/LDPC decoder architecture [PDF]

open access: yes, 2013
Flexible and reconfigurable architectures have gained wide popularity in the communications field. In particular, reconfigurable architectures for the physical layer are an attractive solution not only to switch among different coding modes but also to ...
Maurizio Martina   +3 more
core   +1 more source

OFDM-Based Turbo-Coded Hierarchical and Non-Hierarchical Terrestrial Mobile Digital Video Broadcasting [PDF]

open access: yes, 2000
The feasibility of terrestrial Digital Video Broadcast (DVB) to mobile receivers is studied and turbo coded performance enhancements are proposed. Initially, the MPEG-2 codec is subjected to a rigorous bit error sensitivity investigation, in order to ...
Lee, C.S., Keller, T., Hanzo, L.
core   +1 more source

Tuning Amorphous‐Crystalline Catalytic Interfaces by Mechanochemistry: Cu‐Based Metallic Glasses Coupled with Ceria for CO Oxidation

open access: yesAdvanced Materials, EarlyView.
Ball‐milling Cu‐based metallic glasses with ceria creates a unique nanostructure where metallic glass particles are wrapped by CeO2 nanoparticles. The intimate integration triggers copper state reorganization during reaction and aging, boosting CO oxidation and COPrOx activity.
Maahin Mirzay‐Shahim   +17 more
wiley   +1 more source

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