Results 21 to 30 of about 6,965 (214)

On the Design of Turbo Trellis Coded Modulation schemes using Symbol-based EXIT Charts [PDF]

open access: yes, 2006
In this paper we design bandwidth efficient parallel-concatenated Turbo Trellis Coded Modulation (TTCM) schemes for communicating over AWGN and uncorrelated Rayleigh fading channels.
Kliewer, J.   +7 more
core   +1 more source

A Soft-Output STBC Decoder for Aeronautical Telemetry

open access: yesJournal of Telecommunications and Information Technology, 2020
Alamouti encoding is a well-known space time block encoding technique used to improve the received signal quality in Rayleigh fading channels. In aeronautical telemetry, this encoding technique is applied to shaped offset quadrature phase shift keying ...
Yves Louet   +2 more
doaj   +1 more source

Adaptive turbo trellis coded modulation aided distributed space-time trellis coding for cooperative communications [PDF]

open access: yes, 2010
In this contribution, we propose an adaptive Turbo Trellis Coded Modulation (TTCM) aided Distributed Space-Time Trellis Coding (STTC) scheme for cooperative communication over quasi-static Rayleigh fading channels.
Liang, Dandan   +7 more
core   +1 more source

Space-Time Block Coded and IQ-interleaved TCM, TTCM, BICM and BICM-ID Assisted OFDM [PDF]

open access: yes, 2003
Space-Time Block Coded (STBC) In-phase Quadrature-phase (IQ)-interleaved Coded Modulation (CM) schemes are proposed for Orthogonal Frequency Division Multiplexing (OFDM).
Ng, S.X.   +5 more
core   +1 more source

Joint space-time trellis code detection and MIMO equalisation via particle filtering [PDF]

open access: yes, 2004
In this contribution we address the problem of MIMO equalisation and transmit diversity. More specifically, we develop a method that jointly decodes space time trellis coded modulation (STTCM) encoded signals and equalises the MIMO channels.
Vithanage, CM   +3 more
core   +1 more source

Turbo Trellis Coded Modulation (TTCM) with Imperfect Phase Reference

open access: yesElectrica, 2019
In this paper, we investigate the performance of Turbo Trellis Coded Modulation (TTCM) over AWGN, and Rician channels and assume that phase disturbance is available.
Osman N. Ucan, Onur Osman
doaj   +2 more sources

Improving Capacity in LMDS Networks Using Trellis-Coded Modulation

open access: yesEURASIP Journal on Wireless Communications and Networking, 2004
Local multipoint distribution systems (LMDS), which are operating worldwide in the frequency range of 26 to 43 GHz, have large bandwidths of 0.1 up to 2 GHz but a limited area coverage of a few kilometers only.
Bose Ranjan
doaj   +2 more sources

Coded Modulation and Shaping for Multivalued Physical Unclonable Functions

open access: yesIEEE Access, 2022
In this paper, a coded modulation scheme employing signal shaping is proposed and designed for use in multi-valued physical unclonable functions (PUFs).
Robert F. H. Fischer, Sven Muelich
doaj   +1 more source

Space-Time Turbo Coded Modulation: Design and Applications

open access: yesEURASIP Journal on Advances in Signal Processing, 2002
A design method for recursive space-time trellis codes and parallel-concatenated space-time turbo coded modulation is proposed that can be applied to an arbitrary existing space-time trellis code.
Tujkovic Djordje   +2 more
doaj   +1 more source

Distributed Source-coding, Channel-coding and Modulation for Cooperative Communications [PDF]

open access: yes, 2010
In this contribution, we propose a novel Distributed Source-coding, Channel-coding and Modulation (DSCM) scheme for cooperative communications. The proposed DSCM scheme is designed for ensuring the decoding convergence of its constituent component codes,
Ng, Soon   +5 more
core   +1 more source

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