56 search results - page 2 / 12 » Pilot optimization for time-delay and channel estimation in ... |
TSP
2010
13 years 28 days ago
2010
Abstract--This paper addresses pilot-assisted channel estimation for wireless orthogonal frequency division multiplexing (OFDM) systems with irregular pilot arrangements. Using non...
ISCAS
2003
IEEE
13 years 11 months ago
2003
IEEE
A subspace based blind method is proposed for estimating the channel responses of a multi-user and multi-antenna OFDM uplink system. It gives estimations to all channel responses,...
VTC
2006
IEEE
14 years 7 days ago
2006
IEEE
Abstract— We investigate channel estimation for single-carrierfrequency domain equalization (SC-FDE) system using the techniques typically used for an orthogonal frequency domain...
JSAC
2008
13 years 6 months ago
2008
We consider two techniques of in-band frequency domain multiplexed (FDM) pilots using interleaved frequency domain multiple access (IFDMA) signal with a Chu sequence for DFT-precod...
ICC
2007
IEEE
14 years 15 days ago
2007
IEEE
— Current OFDM systems assume the channel is not time varying within one OFDM frame, and use channel estimates obtained from preamble or pilots for data symbols within the same f...