Results 211 to 220 of about 766,816 (270)
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Improved TOA Estimation Method for Acoustic Ranging in a Reverberant Environment

IEEE Sensors Journal, 2022
Indoor localization based on the time-of-arrival (TOA) measurements of acoustic signals has advantages of low cost, high accuracy and no electromagnetic interference compared with other location technologies such as Bluetooth and Wi-Fi.
Zuoya Liu   +5 more
semanticscholar   +1 more source

Joint TOA and DOA Estimation With CFO Compensation Using Large-Scale Array

IEEE Transactions on Signal Processing, 2021
This paper investigates estimation of direction of arrivals (DOAs) and time of arrivals (TOAs) for a multi-user orthogonal frequency-division multiplexing (OFDM) system that is equipped with large-scale arrays and interfered by carrier frequency offsets (
Ziyi Gong   +6 more
semanticscholar   +1 more source

Semidefinite Relaxation for Source Localization With Quantized ToA Measurements and Transmission Uncertainty in Sensor Networks

IEEE Transactions on Communications, 2021
Accurate location information is critical for many engineering applications (e.g., radar, sonar, autonomous robots, intelligent transportation systems).
Yongsheng Yan   +3 more
semanticscholar   +1 more source

Robust ToA-Estimation using Convolutional Neural Networks on Randomized Channel Models

International Conference on Indoor Positioning and Indoor Navigation, 2021
Many radio-based positioning systems use time-of-arrival (ToA). We obtain it from the first and direct path of arrival (FDPoA) in a corresponding set of multipath components (MPC) of the underlying channel state information (CSI).
Tobias Feigl   +3 more
semanticscholar   +1 more source

Synthesis and Experimental Accuracy Assessment of Kalman Filter Algorithm for UWB ToA Local Positioning System

2021 3rd International Youth Conference on Radio Electronics, Electrical and Power Engineering (REEPE), 2021
This paper is devoted to synthesis and investigation of Kalman filter algorithm for ultrawideband (UWB) Time of Arrival (ToA) system positioning accuracy.
N. Petukhov   +4 more
semanticscholar   +1 more source

Multipath Estimating Delay Lock Loop for LTE Signal TOA Estimation in Indoor and Urban Environments

IEEE Transactions on Wireless Communications, 2020
Long-term evolution (LTE) signals are potential signals-of-opportunity for position and navigation, especially in challenging urban and indoor environments. A major challenge is that the LTE signal time-of-arrival (TOA) estimations are susceptible to the
Pai Wang, Y. Morton
semanticscholar   +1 more source

Optimal Sensor Placement for Target Localization Using Hybrid RSS, AOA and TOA Measurements

IEEE Communications Letters, 2020
This letter investigates the optimal sensor placement strategy for single static target localization using the hybrid received-signal-strength (RSS), angle-of-arrival (AOA) and time-of-arrival (TOA) measurements on the 2-dimensional (2D) plane.
Sheng Xu
semanticscholar   +1 more source

‘E Vaine Toa’

Ubiquity: The Journal of Pervasive Media, 2013
Abstract “E Vaine Toa” was filmed and edited on location in Rarotonga during a 10 day production in November 2012. Working in collaboration with a mobile filmmaking crew from Massey University, Wellington and the Cook Islands National Council of Woman this mobile-mentary (mobile documentary) captures the voice of women in the Cook ...
Curley, Karen, Schleser, Max R. C.
openaire   +2 more sources

Exploiting Channel Correlations for NLOS ToA Localization With Multivariate Gaussian Mixture Models

IEEE Wireless Communications Letters, 2020
In this letter, we develop a Bayesian probabilistic approach for time-of-arrival (ToA) localization in non-line-of-sight (NLOS) channels, where multivariate Gaussian mixture models (GMM) are used to approximate the joint distribution of channel bias ...
Chunhua Geng, Xin Yuan, Howard Huang
semanticscholar   +1 more source

Hybrid TOA-AOA Cooperative Localization for Multiple AUVs in the Absence of Anchors

IEEE Transactions on Industrial Informatics
This article presents a hybrid time-of-arrival (TOA) and angle-of-arrival (AOA) cooperative localization algorithm, termed HTACL, for the multiple-autonomous-underwater-vehicle (multi-AUV) navigation in the absence of anchors (devices with known ...
Yichen Li, Wenbin Yu, Xinping Guan
semanticscholar   +1 more source

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