Direction of arrival

direction-of-arrival
In signal processing, direction of arrival (DOA) denotes the direction from which usually a propagating wave arrives at a point, where usually a set of sensors are located.wikipedia
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Beamforming

beam formingbeamformerAntenna beamforming
Often there is the associated technique of beamforming which is estimating the signal from a given direction.
Wideband Code Division Multiple Access (WCDMA) supports direction of arrival (DOA) based beamforming

SAMV (algorithm)

SAMViterative Sparse Asymptotic Minimum Variance
SAMV
SAMV (iterative Sparse Asymptotic Minimum Variance ) is a parameter-free superresolution algorithm for the linear inverse problem in spectral estimation, direction-of-arrival (DOA) estimation and tomographic reconstruction with applications in signal processing, medical imaging and remote sensing.

Signal processing

signal analysissignalsignal processor
In signal processing, direction of arrival (DOA) denotes the direction from which usually a propagating wave arrives at a point, where usually a set of sensors are located.

Wave propagation

propagationpropagatespropagating
In signal processing, direction of arrival (DOA) denotes the direction from which usually a propagating wave arrives at a point, where usually a set of sensors are located.

Wave

wavestravelling wavetraveling wave
In signal processing, direction of arrival (DOA) denotes the direction from which usually a propagating wave arrives at a point, where usually a set of sensors are located.

Algorithm

algorithmscomputer algorithmalgorithm design
Direction of different sound sources around you are also located by you using a process similar to those used by the algorithms in the literature

Radio telescope

radio telescopesradiotelescoperadio-telescope
Radio telescopes use these techniques to look at a certain location in the sky

Radio frequency

RFradio frequenciesradio-frequency
Recently beamforming has also been used in radio frequency (RF) applications such as wireless communication. Compared with the spatial diversity techniques, beamforming is preferred in terms of complexity. On the other hand, beamforming in general has much lower data rates. In multiple access channels (code-division multiple access (CDMA), frequency-division multiple access (FDMA), time-division multiple access (TDMA)), beamforming is necessary and sufficient

Wireless

wireless communicationwireless communicationswireless internet
Recently beamforming has also been used in radio frequency (RF) applications such as wireless communication. Compared with the spatial diversity techniques, beamforming is preferred in terms of complexity. On the other hand, beamforming in general has much lower data rates. In multiple access channels (code-division multiple access (CDMA), frequency-division multiple access (FDMA), time-division multiple access (TDMA)), beamforming is necessary and sufficient

Antenna diversity

space diversitydiversitydiversity coding
Recently beamforming has also been used in radio frequency (RF) applications such as wireless communication. Compared with the spatial diversity techniques, beamforming is preferred in terms of complexity. On the other hand, beamforming in general has much lower data rates. In multiple access channels (code-division multiple access (CDMA), frequency-division multiple access (FDMA), time-division multiple access (TDMA)), beamforming is necessary and sufficient

Code-division multiple access

CDMAcode division multiple accessCDMA-450
Recently beamforming has also been used in radio frequency (RF) applications such as wireless communication. Compared with the spatial diversity techniques, beamforming is preferred in terms of complexity. On the other hand, beamforming in general has much lower data rates. In multiple access channels (code-division multiple access (CDMA), frequency-division multiple access (FDMA), time-division multiple access (TDMA)), beamforming is necessary and sufficient

Frequency-division multiple access

FDMAfrequency division multiple accessAnalog
Recently beamforming has also been used in radio frequency (RF) applications such as wireless communication. Compared with the spatial diversity techniques, beamforming is preferred in terms of complexity. On the other hand, beamforming in general has much lower data rates. In multiple access channels (code-division multiple access (CDMA), frequency-division multiple access (FDMA), time-division multiple access (TDMA)), beamforming is necessary and sufficient

Time-division multiple access

TDMAtime division multiple accessdynamic TDMA
Recently beamforming has also been used in radio frequency (RF) applications such as wireless communication. Compared with the spatial diversity techniques, beamforming is preferred in terms of complexity. On the other hand, beamforming in general has much lower data rates. In multiple access channels (code-division multiple access (CDMA), frequency-division multiple access (FDMA), time-division multiple access (TDMA)), beamforming is necessary and sufficient

Angle of arrival

AoAAngular (Angle-of-Arrival) Spectrum
Various techniques for calculating the direction of arrival, such as angle of arrival (AoA), time difference of arrival (TDOA), frequency difference of arrival (FDOA), or other similar associated techniques.

Multilateration

time difference of arrivalUnilaterationcross-referenced
Various techniques for calculating the direction of arrival, such as angle of arrival (AoA), time difference of arrival (TDOA), frequency difference of arrival (FDOA), or other similar associated techniques.

FDOA

frequency difference of arrival
Various techniques for calculating the direction of arrival, such as angle of arrival (AoA), time difference of arrival (TDOA), frequency difference of arrival (FDOA), or other similar associated techniques.

MUSIC (algorithm)

MUltiple SIgnal ClassificationMUSICMUSIC (Multiple Signal Classification)
MUSIC

Maximum likelihood estimation

maximum likelihoodmaximum likelihood estimatormaximum likelihood estimate
Maximum likelihood

Sensor array

uniform linear array
Another example of sensor array application is to estimate the direction of arrival of impinging electromagnetic waves.

Smart antenna

smart antennasantennaantenna array
Smart antennas (also known as adaptive array antennas, digital antenna arrays, multiple antennas and, recently, MIMO) are antenna arrays with smart signal processing algorithms used to identify spatial signal signatures such as the direction of arrival (DOA) of the signal, and use them to calculate beamforming vectors which are used to track and locate the antenna beam on the mobile/target.

Array processing

array signal processingarrays
The problems associated with array processing include the number of sources used, their direction of arrivals, and their signal waveforms.

MIMO radar

To estimate the Direction of arrival of the targets according to the N*M signals, methods like MUSIC (algorithm) and Maximum likelihood estimation are commonly used with good results.

Inverse problem

inverse problemsinversioninverse method
The linear inverse problem is also the fundamental of spectral estimation and direction-of-arrival (DOA) estimation in signal processing.