Sciweavers

1119 search results - page 18 / 224
» Time Delay Estimator Based on Frequency Estimation Approach
Sort
View
WCNC
2008
IEEE
15 years 7 months ago
Subspace Blind MIMO-OFDM Channel Estimation with Short Averaging Periods: Performance Analysis
—Among all blind channel estimation problems, subspace-based algorithms are attractive due to its fastconverging nature. It primarily exploits the orthogonality structure of the ...
Chao-Cheng Tu, Benoît Champagne
90
Voted
ICC
2007
IEEE
118views Communications» more  ICC 2007»
15 years 7 months ago
Peak Tracking Algorithm for Galileo-Based Positioning in Multipath Fading Channels
ACT Line-of-Sight (LOS) delay estimation with high accuracy is a pre-requisite for reliable location via satellite systems. The future European satellite positioning system, Galile...
Mohammad Zahidul H. Bhuiyan, Elena Simona Lohan, M...
91
Voted
GLOBECOM
2007
IEEE
15 years 7 months ago
Joint Iterative Time-Variant Channel Estimation and Multi-User Detection for MIMO-OFDM Systems
—This paper presents an iterative receiver for Multiple-Input Multiple-Output (MIMO) Orthogonal Frequency Division Multiplexing (OFDM) systems. The receiver performs channel esti...
Pierluigi Salvo Rossi, Ralf R. Muller
81
Voted
CORR
2011
Springer
176views Education» more  CORR 2011»
14 years 7 months ago
Matched Filtering from Limited Frequency Samples
In this paper, we study a simple correlation-based strategy for estimating the unknown delay and amplitude of a signal based on a small number of noisy, randomly chosen frequency-...
Armin Eftekhari, Justin K. Romberg, Michael B. Wak...
111
Voted
TON
2012
13 years 3 months ago
Opportunistic Flow-Level Latency Estimation Using Consistent NetFlow
—The inherent measurement support in routers (SNMP counters or NetFlow) is not sufficient to diagnose performance problems in IP networks, especially for flow-specific problem...
Myungjin Lee, Nick G. Duffield, Ramana Rao Kompell...