도래각 추정

R2026b

빔스캔, MUSIC, MVDR, 모노펄스 추적기, 빔공간, ESPRIT, 부분공간 방법

DOA(도래각) 추정을 사용하여 방사 소스 또는 반사 소스의 방향을 위치추정합니다. DOA 알고리즘에는 빔스캔, 최소 분산 비왜곡 응답(minimum-variance distortionless response), MUSIC, 2차원 MUSIC, root-MUSIC이 포함됩니다. 모노펄스 추적기는 이동하는 객체를 추적하기 위한 알고리즘을 제공합니다.

객체

모두 확장

특정 배열 지오메트리의 DOA

`phased.BeamscanEstimator`	Beamscan spatial spectrum estimator for ULA
`phased.BeamspaceESPRITEstimator`	Beamspace ESPRIT direction-of-arrival (DOA) estimator for ULA
`phased.ESPRITEstimator`	ESPRIT direction of arrival (DOA) estimator for ULA
`phased.MonopulseEstimator`	Amplitude monopulse direction finding
`phased.MonopulseFeed`	Creates sum and difference monopulse channels
`phased.MVDREstimator`	MVDR (Capon) spatial spectrum estimator for ULA
`phased.MUSICEstimator`	Estimate direction of arrival using narrowband MUSIC algorithm for ULA
`phased.RootMUSICEstimator`	Root-MUSIC direction of arrival (DOA) estimator for ULA and UCA arrays
`phased.RootWSFEstimator`	Root WSF direction of arrival (DOA) estimator for ULA
`phased.SumDifferenceMonopulseTracker`	Sum and difference monopulse for ULA
`phased.SumDifferenceMonopulseTracker2D`	Sum and difference monopulse for URA

임의 배열 지오메트리의 DOA

`phased.BeamscanEstimator2D`	2-D beamscan spatial spectrum estimator
`phased.GCCEstimator`	Wideband direction of arrival estimation
`phased.MUSICEstimator2D`	Estimate 2D direction of arrival using narrowband MUSIC algorithm
`phased.MVDREstimator2D`	2-D MVDR (Capon) spatial spectrum estimator

블록

모두 확장

특정 배열 지오메트리의 DOA

	Beamspace ESPRIT DOA	Beamspace ESPRIT direction of arrival (DOA) estimator for ULA
	ESPRIT DOA	ESPRIT direction of arrival (DOA) estimator for ULA
	Root MUSIC DOA	Root multiple signal classification (MUSIC) direction of arrival (DOA) estimator for ULA and UCA
	Root WSF DOA	Root weighted subspace fitting (WSF) direction of arrival (DOA) estimator for ULA
	ULA Beamscan Spectrum	Beamscan spatial spectrum estimator for ULA
	Monopulse Estimator	Estimate target direction from sum and difference channels
	Monopulse Feed	Create monopulse sum and difference channels
	ULA MUSIC Spectrum	MUSIC spatial spectrum estimator for ULA
	ULA MVDR Spectrum	MVDR spatial spectrum estimator for ULA
	ULA Sum and Difference Monopulse	Sum-and-difference monopulse tracker for ULA
	URA Sum and Difference Monopulse	Sum-and-difference monopulse for URA

임의 배열 지오메트리의 DOA

	Beamscan Spectrum	Beamscan spatial spectrum estimator
	GCC DOA and TOA	Generalized cross-correlator with phase transform
	MUSIC Spectrum	MUSIC 2D spatial spectrum estimator
	MVDR Spectrum	Minimum variation distortionless response (MVDR) spatial spectrum estimator

브로드사이드 각도 변환

Azimuth Broadside Converter

Convert azimuth angle to broadside angle or broadside angle to azimuth angle

함수

모두 확장

도래각

`iaadoa`	Estimate direction of signal arrival (R2024a 이후)
`espritdoa`	Direction of arrival using TLS ESPRIT
`gccphat`	Generalized cross-correlation
`musicdoa`	Estimate arrival directions of signals using MUSIC
`rootmusicdoa`	Direction of arrival using Root MUSIC
`spsmooth`	Spatial smoothing

부분공간 차수(차원) 추정

`aictest`	Dimension of signal subspace
`mdltest`	Dimension of signal subspace

브로드사이드 각도 변환

`az2broadside`	Convert azimuth and elevation angle to broadside angle
`broadside2az`	Convert broadside angle to azimuth angle

도움말 항목

DOA 기법

MUSIC Super-Resolution DOA Estimation
Learn the fundamentals of the MUSIC direction-finding algorithm and spatial smoothing.
Units of Measure and Physical Constants
Phased Array System Toolbox™ uses the International System of Units (SI).
Standards and Conventions
This section introduces the concept of baseband signals and defines the local and global coordinate systems used in the toolbox.