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    ETT
    2002
    94views Education» more  ETT 2002»
    Transmit/Receive-antenna diversity techniques for OFDM systems
    14 years 6 days ago
    Transmit/Receive-antenna diversity techniques for OFDM systems
    Download  www.kn-s.dlr.de
    In this paper, we investigate different antenna diversity concepts, which can be easily applied to orthogonal frequency division multiplexing (OFDM) systems. The focus is on standa...
    Armin Dammann, Stefan Kaiser
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    ETT
    2000
    103views Education» more  ETT 2000»
    Analysis of Doppler Spread Perturbations in OFDM(A) Systems
    14 years 7 days ago
    Analysis of Doppler Spread Perturbations in OFDM(A) Systems
    Download  www.kn-s.dlr.de
    We analyze the effects of Doppler spread in mobile channels on Orthogonal Frequency Division Multiplex (OFDM) systems. This is important, since channel variations during one OFDM s...
    Patrick Robertson, Stefan Kaiser
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    ETT
    2000
    67views Education» more  ETT 2000»
    Randomized OFDM for Multi-Cell Environments
    14 years 7 days ago
    Randomized OFDM for Multi-Cell Environments
    Download  www.ee.cityu.edu.hk
    : This paper is concerned with a randomized OFDM (R-OFDM) scheme. The basic principle is to apply a scrambling operation to several OFDM frames. With a proper design strategy, the ...
    Li Ping
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    TWC
    2008
    126views more  TWC 2008»
    Coherent and Differential ICI Cancellation for Mobile OFDM with Application to DVB-H
    14 years 9 days ago
    Coherent and Differential ICI Cancellation for Mobile OFDM with Application to DVB-H
    Download  www.utdallas.edu
    We develop a reduced-complexity hybrid frequency/time-domain orthogonal frequency division multiplexing (OFDM) channel estimation algorithm for high-mobility scenarios where the ch...
    Sili Lu, Naofal Al-Dhahir
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    TWC
    2008
    133views more  TWC 2008»
    Analytical results about the robustness of FMT modulation with several prototype pulses in time-frequency selective fading chann
    14 years 10 days ago
    Analytical results about the robustness of FMT modulation with several prototype pulses in time-frequency selective fading chann
    Download  web.diegm.uniud.it
    In this paper we study the performance of Filtered Multitone (FMT) modulation systems in time-frequency selective fading channels. FMT generalizes the OFDM scheme through the deplo...
    Andrea M. Tonello, Francesco Pecile
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    TCOM
    2008
    117views more  TCOM 2008»
    Constant Envelope OFDM
    14 years 10 days ago
    Constant Envelope OFDM
    Download  zeidler.ucsd.edu
    This paper describes a transformation technique aimed at solving the peak-to-average power ratio (PAPR) problem associated with OFDM (orthogonal frequency-division multiplexing). C...
    Steve C. Thompson, Ahsen U. Ahmed, John G. Proakis...
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    TCOM
    2008
    170views more  TCOM 2008»
    Analysis and comparison of several simple impulsive noise mitigation schemes for OFDM receivers
    14 years 10 days ago
    Analysis and comparison of several simple impulsive noise mitigation schemes for OFDM receivers
    Download  home.udmnet.ru
    A simple method of improving OFDM (orthogonal frequency division multiplexing) receiver performance in an impulsive noise environment is to precede a conventional OFDM demodulator...
    S. V. Zhidkov
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    JCM
    2006
    92views more  JCM 2006»
    Automatic Detection of the Guard Interval Length in OFDM System
    14 years 12 days ago
    Automatic Detection of the Guard Interval Length in OFDM System
    Download  www.academypublisher.com
    Orthogonal Frequency Division Multiplexing (OFDM) has been increasingly used in wireless broadband communication systems. Guard interval (GI) is used in OFDM system to reduce inter...
    Li Zou
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    JSAC
    2008
    125views more  JSAC 2008»
    Nonbinary LDPC Coding for Multicarrier Underwater Acoustic Communication
    14 years 12 days ago
    Nonbinary LDPC Coding for Multicarrier Underwater Acoustic Communication
    Download  www.engr.uconn.edu
    Recently, multicarrier modulation in the form of orthogonal frequency division multiplexing (OFDM) has been shown feasible for underwater acoustic communications via effective algo...
    Jie Huang, Shengli Zhou, Peter Willett
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    JSAC
    2008
    92views more  JSAC 2008»
    Multiband OFDM for Covert Acoustic Communications
    14 years 12 days ago
    Multiband OFDM for Covert Acoustic Communications
    Download  toothwalker.org
    A multiband OFDM transmitter and receiver are presented for underwater communications at low SNR. Compared with a single-band OFDM scheme, the multiband approach leads to a conside...
    Geert Leus, Paul A. van Walree
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