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Practical Results of High Resolution AOA Estimation by the Synthetic Array

Authors: Ali Broumandan; John Nielsen; Gérard Lachapelle;

Practical Results of High Resolution AOA Estimation by the Synthetic Array

Abstract

In this paper, a new method for AOA estimation, based on the synthetic ESPRIT algorithm is described and tested with actual CDMA signals. Physical size constraints of handheld devices typically exclude the possibility of using multiple antennas. To overcome this limitation, antenna array can be synthesized by physically moving a single antenna in an arbitrary trajectory while collecting a snapshot of the received signal. By taking advantage of the rotational invariance of the ESPRIT algorithm, antenna array can be synthesized by moving a single doublet without using controllable moving motors or external aiding sensors. This configuration can be installed in any translationally rotational moving platforms such as vehicles. With this configuration, system complexity reduces considerably. Experimental and field test results of AOA estimation of synthetic ESPRIT algorithm based on actual CDMA IS-95 signals represents applicability of proposed method.

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
1
Average
Average
Average
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