Results 21 to 30 of about 52,332 (48)

Radial Basis Function Assisted Turbo Equalization

open access: yes, 2003
This paper presents a turbo equalization (TEQ) scheme, which employs a radial basis function (RBF)-based equalizer instead of the conventional trellis-based equalizer of Douillard et al.
Yeap, B.L., Yee, M.S., Hanzo, L.
core   +1 more source

Iterative Vector Tracking of Turbo- or LDPC- Coded High-level Constellations on a Nonlinear Satellite Channel

open access: yes, 2003
Interactive multimedia wideband satellite services will require the adoption of Turbo or Low-Density Parity-Check (LDPC) coded spectrally-efficient high-level modulation techniques in future satellite transmission standards.
GIUGNO L   +2 more
core  

The Performance of H263-Based Video Telephony over Turbo-Equalized GSM/GPRS

open access: yes, 2002
The performance of turbo-equalized Global System of Mobile Communications/General Packet Radio Service (GSM/GPRS)-like videophone transceivers is studied over dispersive fading channels as a function of the number of turbo equalization iterations ...
Yeap, B.L., Cherriman, P.J., Hanzo, L.
core   +1 more source

Wideband Burst-by-Burst Adaptive Modulation Using Reduced-Complexity In-Phase/Quadrature-Phase Turbo Equalization

open access: yes, 2002
The performance of burst-by-burst adaptive modulation is studied in conjunction with reduced complexity turbo equalization over a wideband multi-path Rayleigh fading channel.
Wong, C H, Yeap, B L, Hanzo, L
core   +1 more source

Relay Switching Aided Turbo Coded Hybrid-ARQ for Correlated Fading Channel

open access: yes, 2011
Hybrid-Automatic-Repeat-reQuest (HARQ) has become an indispensable technique in reliable communications systems. However, its performance is inevitably affected by the channel’s fading correlation. In this paper, we proposed a novel relay-switching aided
Maunder, Robert   +5 more
core   +1 more source

Parallel interference cancellation based turbo space-time equalization in the SDMA uplink

open access: yes, 2007
A novel Parallel Interference Cancellation (PIC) based turbo Space Time Equalizer (STE) structure designed for multiple antenna assisted uplink receivers is introduced. The proposed receiver structure allows the employment of non-linear type of detectors
Wolfgang, A., Hanzo, L., Chen, S.
core   +1 more source

Concatenated Turbo/LDPC codes for deep space communications: performance and implementation [PDF]

open access: yes, 2013
Deep space communications require error correction codes able to reach extremely low bit-error-rates, possibly with a steep waterfall region and without error floor. Several schemes have been proposed in the literature to achieve these goals.
Condo, Carlo
core  

Reduced Complexity In-Phase/Quadrature-Phase M-QAM Turbo Equalization Using Iterative Channel Estimation

open access: yes, 2003
A reduced complexity trellis-based turbo equalizer known as the in-phase (I)/quadrature-phase (Q) turbo equalizer (TEQ-IQ) invoking iterative channel impulse response (CIR) estimation is proposed. The underlying principle of TEQ-IQ is based on equalizing
Yeap, B.L., Wong, C.H., Hanzo, L.
core   +1 more source

A Turbo Detection and Sphere-Packing-Modulation-Aided Space-Time Coding Scheme

open access: yes, 2007
A recently proposed space-time block-coding (STBC) signal-construction method that combines orthogonal design with sphere packing (SP), referred to here as STBC-SP, has shown useful performance improvements over Alamouti’s conventional orthogonal design.
YEAP, B-J., Hanzo, L, Alamri, O
core   +1 more source

Reduced Complexity In-phase/Quadrature-phase Turbo Equalisation Using Radial Basis Functions

open access: yes, 2001
A novel reduced complexity Radial Basis Function (RBF) neural network based equaliser, referred to as the In-phase/Quadrature-phase RBF Equaliser (I/Q-RBF-EQ), is proposed. The I/Q-RBF-EQ is employed in the context of turbo equalisation (TEQ) assisted by
Yeap, B.L., Yee, M.S., Hanzo, L.
core  

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