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ICASSP
2011
IEEE
7 years 11 months ago
Reduced complexity blind deterministic frequency offset estimation in OFDM systems
— This paper proposes an efficient blind deterministic carrier frequency offset (CFO) estimation method for orthogonal frequency division multiplexing (OFDM) systems. In the pro...
Hyoung-Goo Jeon, Kyoung-Soo Kim, Erchin Serpedin
TSP
2010
8 years 1 months ago
Adaptive design of OFDM radar signal with improved wideband ambiguity function
We propose an adaptive technique to design the spectrum of an orthogonal frequency division multiplexing (OFDM) waveform to improve the radar's wideband ambiguity function (WA...
Satyabrata Sen, Arye Nehorai
TSP
2010
8 years 1 months ago
A non-iterative technique for phase noise ICI mitigation in packet-based OFDM systems
In this paper, a practical approach for detecting packet-based orthogonal frequency division multiplexing (OFDM) signals in the presence of phase noise is presented. An OFDM packe...
Payam Rabiei, Won Namgoong, Naofal Al-Dhahir
MOBILWARE
2010
ACM
8 years 5 months ago
ISI and ICI Suppression for Mobile OFDM System by Using a Hybrid 2-Layer Diversity Receiver
An OFDM system is very sensitive to orthogonality relation. For a mobile wireless system, it is impossible to avoid Doppler-induced inter carrier interference (ICI). Moreover, whil...
Jing Gao, Tomohisa Wada
GLOBECOM
2010
IEEE
8 years 5 months ago
Routing and Spectrum Allocation in OFDM-Based Optical Networks with Elastic Bandwidth Allocation
Orthogonal Frequency Division Multiplexing (OFDM) has been recently proposed as a modulation technique for optical networks, due to its good spectral efficiency and impairment tole...
Kostas Christodoulopoulos, Ioannis Tomkos, Emmanou...
DSD
2010
IEEE
121views Hardware» more  DSD 2010»
8 years 5 months ago
Physical Layer for Spectrum-Aware Reconfigurable OFDM on an FPGA
Orthogonal Frequency Division Multiplexing (OFDM) can provide a flexible usage of the spectrum by controlling individual subcarriers. Sets of subcarriers can be zero-modulated to a...
Adolfo Recio, Peter M. Athanas
CORR
2010
Springer
135views Education» more  CORR 2010»
8 years 5 months ago
Modified EESM Based Link Adaptation Algorithm for Multimedia Transmission in Multicarrier Systems
The previous link adaptation algorithms on ofdm based systems use equal modulation order for all sub carrier index within a block. For multimedia transmission using ofdm as the mo...
R. Sandanalakshmi, Athilakshmi, K. Manivannan
WCNC
2010
IEEE
8 years 5 months ago
Combining Parallel Sequence Spread Spectrum (PSSS) with OFDM - Concept and Simulation Results
—In this paper, we present a novel multi-carrier spread spectrum (MCSS) system which uses Parallel Sequence Spread Spectrum (PSSS) as its spreading transform. This technique call...
Paulo Isagani M. Urriza, Joel Joseph S. Marciano J...
MONET
2008
134views more  MONET 2008»
8 years 6 months ago
Cognitive Radio with Single Carrier TDCS and Multicarrier OFDM Approach with V-BLAST Receiver in Rayleigh Fading Channel
This paper presents the performance comparison of efficiency. OFDM is well known as a spectrally efficient Cognitive Radio TDCS and OFDM based for MIMO system modulation mode which...
Ibrahim Budiarjo, Homayoun Nikookar, Leo P. Ligtha...
TMM
2002
139views more  TMM 2002»
8 years 6 months ago
Robust progressive image transmission over OFDM systems using space-time block code
A joint source-channel coding (JSCC) scheme for robust progressive image transmission over broadband wireless channels using orthogonal frequency division multiplexing (OFDM) syste...
Jie Song, K. J. Ray Liu
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