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Smart antenna with multi channels digital beamforming
Digital antenna array (DAA) is a smart antenna with multi channels digital beamforming, usually by using fast Fourier transform (FFT). The development
Digital_antenna_array
Set of multiple antennas which work together
An antenna array (or array antenna) is a set of multiple connected antennas which work together as a single antenna, to transmit or receive radio waves
Antenna_array
Array of antennas creating a steerable beam
In antenna theory, a phased array usually means an electronically scanned array, a computer-controlled array of antennas which creates a beam of radio
Phased_array
Antenna arrays with smart signal processing algorithms
Smart antennas (also known as adaptive array antennas, digital antenna arrays, multiple antennas and, recently, MIMO) are antenna arrays with smart signal
Smart_antenna
Class of directive antennas
In telecommunications and radar, a reflective array antenna is a class of directive antennas in which multiple driven elements are mounted in front of
Reflective_array_antenna
Signal processing technique for sensor arrays
technique used in sensor arrays for directional signal transmission or reception. This is achieved by combining elements in an antenna array in such a way that
Beamforming
Mathematical result
products of the rows (was proposed by V. Slyusar in 1996 for radar and digital antenna array applications). More directly, let C ∈ R 3 × 3 {\displaystyle {C}\in
Johnson–Lindenstrauss_lemma
Soviet and Ukrainian scientist
theory of digital antenna arrays (DAAs), N-OFDM and other theories in fields of radar systems, smart antennas for wireless communications and digital beamforming
Vadym_Slyusar
Group of sensors used to increase gain or dimensionality over a single sensor
telephone towers Digital antenna array, this is smart antenna with multi channels digital beamforming, usually by using FFT. Interferometric array of radio telescopes
Sensor_array
US military transportable X-band surveillance radar
Transportable (FBX-T) is a long-range, very high-altitude active digital antenna array surveillance radar designed to add a tier to existing missile and
AN/TPY-2_transportable_radar
Use of multiple antennas in radio
transmit antennas, with all streams in the same frequency channel. These co-channel, mutually interfering streams arrive at the receiver's antenna array, each
MIMO
Clock deviation from perfect periodicity
where the clock signal is especially prone to interference. In digital antenna arrays ADC and DAC jitters are the important factors determining the direction
Jitter
System of ten radio telescopes
National Radio Astronomy Observatory (NRAO). These ten radio antennas work together as an array that forms the longest system in the world that uses very
Very_Long_Baseline_Array
Active antennas that are designed to resist radio jamming
active antenna arrays composed of multiple antenna elements, typically arranged in a compact configuration. Unlike traditional omnidirectional antennas, which
Controlled reception pattern antenna
Controlled_reception_pattern_antenna
Direction from which a signal is received
on the accuracy of estimation of direction of arrival signals in digital antenna arrays are associated with jitter ADC and DAC. Advanced sophisticated techniques
Direction_of_arrival
Integral expressing the amount of overlap of one function as it is shifted over another
2013-08-11. Slyusar, V. I. (1997-05-20). "Analytical model of the digital antenna array on a basis of face-splitting matrix products" (PDF). Proc. ICATT-97
Convolution
Type of phased-array radar
active electronically scanned array (AESA) is a type of phased array antenna, which is a computer-controlled antenna array in which the beam of radio waves
Active electronically scanned array
Active_electronically_scanned_array
Swedish early warning radar system family
mast extends to 8 metres (26 ft). Giraffe Agile Multi Beam is a digital antenna array radar. It provides multi-beam 3-Dimensional air coverage at 5.4
Giraffe_radar
Direction from which a signal is received
a radio-frequency wave incident on an antenna array or determined from maximum signal strength during antenna rotation. The AoA can be calculated by
Angle_of_arrival
smart antennas. These are antenna arrays with multi channels digital beamforming, usually by using FFT. The theory of the 'digital antenna arrays' (DAA)
History_of_smart_antennas
Algorithm for reducing the dimension of tensors
products of the rows (was proposed by V. Slyusar in 1996 for radar and digital antenna array applications). More directly, let C ∈ R 3 × 3 {\displaystyle \mathbf
Tensor_sketch
Type of product of matrices
multipath signals and four coordinates of signals sources at a digital antenna array. An alternative concept of the matrix product, which uses row-wise
Khatri–Rao_product
Problem affecting a class of radio receivers
correction of quadrature disbalance of reception channels in a digital antenna array// Radioelectronics and Communications Systems. – 2004, VOL 47; PART
IQ_imbalance
Radio telescope network located mainly in the Netherlands
The Low-Frequency Array (LOFAR) is a large radio telescope, with an antenna network located mainly in the Netherlands, and spreading across 7 other European
Low-Frequency_Array
Antenna used with a television to receive television programs
log periodic, and (for UHF) the multi-bay reflective array antenna. The purpose of the antenna is to intercept radio waves from the desired television
Television_antenna
Device that transmits and receives radio waves
monopole antennas Array antennas Loop antennas Parabolic antenna Traveling wave antennas Log-periodic antenna Spiral antenna Horn antenna Adcock antenna Sector
Antenna_(radio)
school on digital antenna arrays (DAAs). In 1962, he founded the well-known scientific school on multichannel analysis and digital antenna arrays. The theory
Vladimir_Varyukhin
Long-range, rotating AESA radar
(Signaal). The digital antenna array has 24 elements; all are used for reception, while 16 are used for creating virtual receiver beams through digital beamforming
SMART-L
Type of antenna
A parabolic antenna is an antenna that uses a parabolic reflector, a curved surface with the cross-sectional shape of a parabola, to direct the radio
Parabolic_antenna
Ratio between the largest and smallest values that a certain quantity can assume
investigation of the linear dynamic range of reception channels in a digital antenna array" (PDF). Radioelectronics and Communications Systems (Military Radioelectronic
Dynamic_range
Astronomical radio interferometer in Hawaii, USA
called for an array consisting of six antennas, but in 1996 ASIAA joined the project and funded the construction of two additional antennas and the expansion
Submillimeter_Array
Doppler radar designed for the Eurofighter Typhoon aircraft
electronically scanned digital antenna array Captor-E radar for the Typhoon. Characteristics of the antennas : Captor-M : Mechanically scanned antenna. Interface
Euroradar_CAPTOR
Elementwise product of two matrices
penetrating face product is used in the tensor-matrix theory of digital antenna arrays. This operation can also be used in artificial neural network models
Hadamard_product_(matrices)
Long-range, rotating AESA radar
The S1850M is a long-range radar with a digital antenna array for wide area search in elevation. The S1850M is manufactured by Thales and BAE Systems
S1850M
Radar with multiple antennas for transmitting and receiving
transmitted signals. That is, a 12-element virtual antenna array is created using only 7 antennas by conducting digital signal processing on the received signals
MIMO_radar
Method of a dimension reduction
(3): 50–53. Slyusar, V. I. (1997-05-20). "Analytical model of the digital antenna array on a basis of face-splitting matrix products" (PDF). Proc. ICATT-97
Count_sketch
Measurement of the direction from which a received signal was transmitted
"Influence of jitter in ADC on precision of direction-finding by digital antenna arrays" (PDF). Radioelectronics and Communications Systems. 54 (8): 436–445
Direction_finding
(3): 50–53. Slyusar, V. I. (1997-05-20). "Analytical model of the digital antenna array on a basis of face-splitting matrix products" (PDF). Proc. ICATT-97
Generalized linear array model
Generalized_linear_array_model
Antenna consisting of two rod-shaped conductors
low-gain antennas, dipoles are also employed as driven elements in more complex antenna designs such as the Yagi antenna and driven arrays. Dipole antennas (or
Dipole_antenna
Cable or conductor connecting a radio transmitter to an antenna
receiver is connected to an antenna which emits or receives the radio waves.[AI-retrieved source] The antenna feed system or antenna feed is the cable or conductor
Antenna_feed
four 34 m antennas can provide the equivalent of one 70 m dish. As many as eight antennas can be arrayed at once. NASA first used antenna arraying in the
List of antennas in NASA's Deep Space Network
List_of_antennas_in_NASA's_Deep_Space_Network
Changing the direction of the main lobe of a radiation pattern
using phased arrays on YouTube Duran Audio's Digital Directivity Control Technology Design of Cost-Effective Beam Steered Phased Array Antenna with Enhanced
Beam_steering
Medical intervention
lenses.[citation needed] Contemporary technology transducers use digital antenna array techniques (piezoelectric elements in the transducer produce echoes
Medical_ultrasound
Form of radar used to create images of landscapes
one antenna, the only solution is to use additional channels fed by additional antennas. The system then becomes a hybrid of a SAR and a phased array, sometimes
Synthetic-aperture_radar
Beam focusing, typically horn-fed planar array of unit cells
A reflectarray antenna (or just reflectarray) consists of an array of unit cells, illuminated by a feeding antenna (source of electromagnetic waves).
Reflectarray_antenna
Radar system used in air traffic control
used an antenna known as a hogtrough. The width of the horizontal antenna array and in consequence the antenna gain varied, requiring large arrays with a
Secondary_surveillance_radar
Single-pulse radar system
Monopulse radar systems can be constructed with reflector antennas, lens antennas or array antennas. Historically, monopulse systems have been classified
Monopulse_radar
An antenna rotator (or antenna rotor) is a device used to change the orientation, within the horizontal plane, of a directional antenna. Most antenna rotators
Antenna_rotator
Digital phased array radar used for weather observation
Horus is a truck mounted, digital polarimetric phased array radar designed and operated by the University of Oklahoma's Advanced Radar Research Center
Horus_(radar)
Radio telescope array in California
centimeter-wave array which pioneers the Large-Number Small-Diameter concept of building radio telescopes. Compared to a large dish antenna, large numbers
Allen_Telescope_Array
Advanced smart antenna
2018-07-04. Slyusar V. I. Origins of the Digital Antenna Array Theory.// International Conference on Antenna Theory and Techniques, 24–27 May 2017, Kyiv
ADA_(smart_antenna)
International radio telescope project
will take 8 years, beginning in July of 2021, with the first antennas for the SKA-Low array being placed in 2024 and the first SKA-Mid receiver being placed
Square_Kilometre_Array
Redundancy method to improve communications reliability
power used in transmit. Adaptive arrays can be a single antenna with active elements or an array of similar antennas with ability to change their combined
Antenna_diversity
Area of research in signal processing
dimensional array geometries. Array structure can be defined as a set of sensors that are spatially separated, e.g. radio antenna and seismic arrays. The sensors
Array_processing
Electromagnetic wave range of 30–300 MHz
make array antennas. Vertical collinear arrays of dipoles can be used to make high gain omnidirectional antennas, in which more of the antenna's power
Very_high_frequency
purpose of maintaining and developing a standard for digital remote control and monitoring of antenna line devices in the wireless industry. The consortium
Antenna Interface Standards Group
Antenna_Interface_Standards_Group
Object detection system using radio waves
parabolic antenna. Another method of steering is used in a phased array radar. Phased array antennas are composed of evenly spaced similar antenna elements
Radar
Russian military radar system
radar and the first radar with an active electronically scanned array (AESA) antenna operating at meter wavelengths. The radar was introduced in 2001
Nebo-SVU
Ultra high frequency radio to transmit TV
in front of it, occupying perhaps 1 m. Modern UHF-only antennas often use the bedspring array and are less than a meter on a side. Another effect due
UHF_television_broadcasting
Microwave network module
John Wiley & Sons, 1998 Phased Array Antenna Handbook, 2nd Ed., by Robert Mailloux, Artech House, 2005 Phased Array Antennas by Arun K. Bhattacharyya, John
Phase_shift_module
Chinese military radar
planar array antenna Monopulse angle measurement Frequency diversity Distributed high power solid-state transmitter Advanced programmable digital signal
YLC-2_Radar
Radio communications technique
of 144 MHz EME antenna array at WA6PY in California, U.S. A dish antenna for microwave EME work at WA6PY, California, U.S. A dish antenna for UHF EME at
Earth–Moon–Earth communication
Earth–Moon–Earth_communication
Technical design of the components of a radar and its operation
This is done electronically, with a phased array antenna, or mechanically by rotating a physical antenna. The emitter and the receiver can be in the
Radar_engineering
Russian airborne radar
radar with a passive electronically scanned array (PESA) antenna and digital signal processing. The antenna used by the Zaslon is actually a multi-channel
Zaslon
Method of encoding digital data on multiple carrier frequencies
is similar to OFDM. To the building of MIMO system can be used digital antenna array as transmitter and receiver of N-OFDM signals. Fast-OFDM method
Non-orthogonal frequency-division multiplexing
Non-orthogonal_frequency-division_multiplexing
Naval 3D PESA Aegis radar system
subsequent SPY-1 radars. SPY-1A has four antenna arrays in two separate deckhouses, with each antenna array containing 148 modules. Each module contains
AN/SPY-1
Radio telescope in Western Australia
collecting area of approximately 4,000 m2 (43,000 sq ft). Each antenna is equipped with a phased-array feed (PAF), significantly increasing the field of view
Australian Square Kilometre Array Pathfinder
Australian_Square_Kilometre_Array_Pathfinder
Turkish long range radar system
developed for long range early warning purposes, with AESA and digital beamforming antenna architecture. The system developed by Turkish company Aselsan
Aselsan_EIRS
Airborne early warning and control aircraft
for integration with the Indian-designed antenna. In June 2010, it was reported that the Active Array Antenna Unit (AAAU), developed by DRDO's Centre for
Netra_AEW&C
Radio transmission using wavelengths 200-1000 m
than on the FM broadcast band but require more energy and longer antennas. Digital modes like HD Radio is used mostly in the US while DRM30 (excluding
Medium_wave
Russian fighter jet radar
with a passive phased antenna array (PAA) mounted on a two-step hydraulic drive unit (60° in azimuth and elevation). The antenna device scans by an electronically
Irbis-E
(June 2005). "Design considerations and technology assessment of phased-array antenna systems with RF MEMS for automotive radar applications". IEEE Transactions
Radio-frequency microelectromechanical system
Radio-frequency_microelectromechanical_system
Air defense radar system
versions are TRML-2D with a rotating parabolic antenna and TRML-3D with a rotating phased array antenna, designated as Nahbereichsradar (NBR) or "short
TRML
multiple antenna research aims to improve the performance of radio communications. Intelligent antenna Smart antenna Digital antenna array Multiple-input
3G_MIMO
Radio telescope in Western Australia
launched on 23 April 2018. Installation of the additional antennas and commissioning of the array was led by the third MWA director, Randall Wayth, while
Murchison_Widefield_Array
Area dedicated to radio transmitting
An antenna farm, satellite dish farm or dish farm is an area dedicated to television or radio telecommunications transmitting or receiving antenna equipment
Antenna_farm
Communications equipment location
the subscriber's device The directional characteristics of the site antenna array. Reflection and absorption of radio energy by buildings or vegetation
Cell_site
Radar operation mode
exactly by its TWS ability. Rather than using later phased-array antennas and multiprocessor digital computers (both which did not exist yet back in the time)
Track_while_scan
Network of radio communication facilities run by NASA
advancements in digital signal processing, arraying and error correction have been adopted by the DSN. The ability to array several antennas was incorporated
NASA_Deep_Space_Network
3–30 kHz range of the electromagnetic spectrum
using some form of towed antenna that floats just under the surface of the water – for example a Buoyant Cable Array Antenna (BCAA). Modern receivers
Very_low_frequency
Airborne system of surveillance radar plus command and control functions
Vickers Wellington bomber (serial R1629) was fitted with a rotating antenna array. It was tested for use against aerial targets and then for possible
Airborne early warning and control
Airborne_early_warning_and_control
Science in New Mexico, United States
A real-time display of the array's status is available for observers to also monitor their observations. The VLBA's digital correlator is also housed in
Array_Operations_Center
Global radio telescope array
interferometry (VLBI), many independent radio antennas separated by hundreds or thousands of kilometres can act as a phased array, a virtual telescope which can be
Event_Horizon_Telescope
Electromagnetic spectrum 300–3000 MHz
receiving antennas. For television broadcasting specialized vertical radiators that are mostly modifications of the slot antenna or reflective array antenna are
Ultra_high_frequency
Analog-to-digital converter – Analogue switch – Analysis of resistive circuits – Angular misalignment loss – Antenna – Antenna aperture – Antenna blind cone
Index_of_electronics_articles
American multifunction radar
the parabolic antenna of radars for fixed aircraft is replaced by a 183 by 30.5 centimetres (72.0 in × 12.0 in) slotted planar array antenna for AN/APS-124
AN/APY-10
High bandwidth channel access method
access method, developed for multi-transceiver systems such as active array antennas. WSDMA is a beamforming technique suitable for overlay on the latest
WSDMA
Electromagnetic radiation with wavelengths from 1 m to 1 mm
microstrip antennas are being increasingly used in consumer devices. Another directive antenna practical at microwave frequencies is the phased array, a computer-controlled
Microwave
Type of parabolic antenna
A satellite dish is a dish-shaped type of parabolic antenna designed to receive or transmit information by radio waves to or from a communication satellite
Satellite_dish
Chinese weapon identification radar
features: Active phased array antenna with electronic scanning both in azimuth and elevation Sophisticated computer-controlled digital signal processing Comprehensive
SLC-2_Radar
Astronomical observatory in California, USA
Solar Array portion of the observatory has been operated by New Jersey Institute of Technology (NJIT) since 1997. One of the ten dish-antenna radiotelescope
Owens Valley Radio Observatory
Owens_Valley_Radio_Observatory
Military aircraft fire-control radar
line-replaceable units (LRUs). They consist of: Antenna: A mechanically scanned, slotted planar phased-array antenna with radiating horizontal slots that is 29
AN/APG-66
Russian radars
scanned array (PESA). The design of the N011M Bars antenna like the earlier N007 antenna consists of two separate electronically controlled arrays, an X
Bars_radar
Topics referred to by the same term
refer to: Circularly disposed dipole array, a large circular antenna used by the military Compact Disc Digital Audio (CD-DA), an audio recording format
CDDA
Definition of directional radio frequency power
use of phased arrays of antenna elements. The distribution of power versus elevation angle is known as the vertical pattern. When an antenna is also directional
Effective_radiated_power
Radio hardware tool
each antenna. 8-bit Analog-to-digital converter (ADC) receives an analog signal from the antenna circuit, digitizes it and outputs the digital signal
Proxmark3
64-antenna radio telescope in South Africa
MeerKAT, originally the Karoo Array Telescope, is a radio telescope consisting of 64 antennas in the Meerkat National Park, in the Northern Cape of South
MeerKAT
Electrically conductive surface, usually connected to electrical ground
an antenna, to reflect the radio waves from the other antenna elements. In monopole antennas the ground plane is connected to one side of the antenna feedline
Ground_plane
Telecommunications site near Oxford, England
the top of the main steel structure. The UHF television antenna, which consist of a vertical array of transmitting panels, is mounted above the steel structure
Oxford_transmitting_station
Signal processing technique used in radar
STAP involves a two-dimensional filtering technique using a phased-array antenna with multiple spatial channels. Coupling multiple spatial channels with
Space-time adaptive processing
Space-time_adaptive_processing
DIGITAL ANTENNA-ARRAY
DIGITAL ANTENNA-ARRAY
Girl/Female
English
and Charlene.
Girl/Female
American, Australian
Praiseworthy
Girl/Female
English, German
Light
Female
Spanish
 Feminine form of Roman Latin Antonius, possibly ANTONIA means "invaluable." In use by the English, Italians and Spanish.
Girl/Female
Spanish
Leaving.
Boy/Male
Egyptian
God of the moon.
Girl/Female
Gujarati, Hindu, Indian
Expert; Splendor; Name of Parvati
Girl/Female
Indian
Divine power
Female
Bulgarian
, inestimable.
Girl/Female
Polish Russian Spanish English Latin
Priceless.
Girl/Female
Indian
The right path
Boy/Male
Shakespearean Latin
The History of Troilus and Cressida' A Trojan commander.
Girl/Female
Italian American Spanish English Latin
Priceless.
Female
Italian
(Bulgarian ÐнтониÑ): Feminine form of Roman Latin Antonius, possibly ANTONIA means "invaluable." In use by the English, Italians and Spanish. Compare with another form of Antonia.
Girl/Female
Indian
Light
Female
English
 Feminine form of Roman Latin Antonius, possibly ANTONIA means "invaluable." In use by the English, Italians and Spanish. Compare with another form of Antonia.
Girl/Female
Hindu, Indian, Tamil
Light; Chamak
Male
Egyptian
, Antef the Great.
Girl/Female
British, English, Finnish, Latin, Polish, Spanish, Swedish
Highly Praiseworthy; Priceless; Beyond-price; Invaluable; Inestimable; Female Version of Antonio Beyond Praise
Girl/Female
American, British, English
Pledge; Variant of Carlene and Charlene
DIGITAL ANTENNA-ARRAY
DIGITAL ANTENNA-ARRAY
Girl/Female
Hawaiian
Mist; misty rain.
Female
Dutch
, wisdom.
Boy/Male
Tamil
Noble, Wise, Faultless, Transparent
Boy/Male
Sikh
Light of gods heart
Female
Norwegian
 Danish and Norwegian variant spelling of Scandinavian Margaretha, MARGARETE means "pearl." Compare with another form of Margarete.
Biblical
going abroad; walk
Girl/Female
Hindu, Indian
Strong; Golden Eyes; Smoothing Flowers
Boy/Male
Hebrew
Girl/Female
Arabic, Muslim
Bringing Happiness
Boy/Male
Tamil
Goddess of wealth, Lord Vishnu
DIGITAL ANTENNA-ARRAY
DIGITAL ANTENNA-ARRAY
DIGITAL ANTENNA-ARRAY
DIGITAL ANTENNA-ARRAY
DIGITAL ANTENNA-ARRAY
a.
Having short antennae, as certain insects.
a.
Situated below the eyes, as the antenna of certain insects.
a.
Having serrated antenn/.
n.
The scale, or exopodite, of an antenna of a crustacean.
a.
Remote from the point of attachment or origin; as, the distal end of a bone or muscle
n.
Any one of several extracts of foxglove (Digitalis), as the "French extract," the "German extract," etc., which differ among themselves in composition and properties.
a.
Belonging to the antennae.
a.
Pertaining to that which is distal; as, the distal tuberosities of a bone.
n.
Any one of a numerous tribe of beetles (Serricornia). The joints of the antennae are prominent, thus producing a serrate appearance. See Illust. under Antenna.
a.
Shaped like antennae.
n.
A small antenna; -- applied to the smaller pair of antennae or feelers of Crustacea.
a.
Having club-shaped antennae. See Antennae
n.
The dried leaves of the purple foxglove (Digitalis purpurea), used in heart disease, disturbance of the circulation, etc.
n.
A movable, articulated organ of sensation, attached to the heads of insects and Crustacea. There are two in the former, and usually four in the latter. They are used as organs of touch, and in some species of Crustacea the cavity of the ear is situated near the basal joint. In insects, they are popularly called horns, and also feelers. The term in also applied to similar organs on the heads of other arthropods and of annelids.
a.
Bearing or having antennae.
a.
Without antennae, as some insects.
a.
Of or performance to the fingers, or to digits; done with the fingers; as, digital compression; digital examination.
n.
One twelfth part of the diameter of the sun or moon; -- a term used to express the quantity of an eclipse; as, an eclipse of eight digits is one which hides two thirds of the diameter of the disk.
pl.
of Antenna
adv.
Toward a distal part; on the distal side of; distally.