Sciweavers

2654 search results - page 15 / 531
» Space-Time Network Coding
Sort
View
GLOBECOM
2007
IEEE
14 years 4 months ago
Maximum Likelihood Detection and Optimal Code Design for Differential Unitary Space-Time Modulation with Carrier Frequency Offse
Abstract— In this paper, we answer the question that “Can conventional differential unitary space time modulation (DUSTM) be applied when there is an unknown carrier frequency ...
Tao Cui, Feifei Gao, Arumugam Nallanathan, Chintha...
GLOBECOM
2007
IEEE
14 years 4 months ago
Symbol Error Rate Calculation for Alamouti Space Time Coded OFDM in Direct Conversion Receivers
—In this paper we present an analytical approach to evaluate the M-QAM symbol error rate (SER) of Alamouti space time coded OFDM direct conversion receivers subject to carrier fr...
Marco Krondorf, Gerhard Fettweis
VTC
2007
IEEE
104views Communications» more  VTC 2007»
14 years 3 months ago
Soft-Bit Assisted Iterative AMR-WB Source-Decoding and Turbo-Detection of Channel-Coded Differential Space-Time Spreading Using
Abstract – Jointly optimised iterative source- and channel-decoding is used for enhancing the error resilience of the Adaptive Multi Rate WideBand (AMR-WB) speech codec. The resu...
Noor S. Othman, Mohammed El-Hajjar, Osamah Alamri,...
CORR
2007
Springer
84views Education» more  CORR 2007»
13 years 9 months ago
MMSE Optimal Algebraic Space-Time Codes
—Design of Space-Time Block Codes (STBCs) for Maximum Likelihood (ML) reception has been predominantly the main focus of researchers. However, the ML decoding complexity of STBCs...
G. Susinder Rajan, B. Sundar Rajan
TSP
2012
12 years 5 months ago
Randomized Isometric Linear-Dispersion Space-Time Block Coding for the DF Relay Channel
This article presents a randomized linear-dispersion space-time block code for decode-andforward synchronous relays. The coding matrices are obtained as a set of columns (or rows)...
David Gregoratti, Walid Hachem, Xavier Mestre