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can electronically steer the beam, changing the angle of the boresight by shifting the relative phase of the radio waves emitted by different antenna elements, and even radiate beams in multiple directions (multiple boresights).
578:
such as parabolic dishes, which produce narrow, pencil-shaped beams which are difficult to aim accurately at a distant receiving antenna. These often are equipped with optical
562:(the main lobe) is symmetrical about the boresight axis. Most antennas boresight axis is fixed by their shape and cannot be changed. However
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554:. For most antennas the boresight is the axis of symmetry of the antenna. For example, for axial-fed
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254:Wireless electronic devices and health
466:Multiple-input multiple-output (MIMO)
260:International Telecommunication Union
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285:Radiation sources / regions
249:Wireless device radiation and health
272:World Radiocommunication Conference
13:
600:"Glossary of remote sensing terms"
14:
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35:
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547:(maximum radiated power) of a
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135:Low-noise block downconverter
644:. You can help Knowledge by
120:Counterpoise (ground system)
7:
373:Friis transmission equation
10:
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623:
210:Municipal wireless network
457:Bell Laboratories Layered
696:Telecommunications stubs
636:This article related to
543:is the axis of maximum
490:Multiple Access (WSDMA)
488:Wideband Space Division
220:Radio masts and towers
582:to assist in aiming.
564:phased array antennas
408:Signal-to-noise ratio
243:Safety and regulation
393:Radiation resistance
638:telecommunications
576:high-gain antennas
533:telecommunications
459:Space-Time (BLAST)
313:Near and far field
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560:radiation pattern
541:antenna boresight
539:engineering, the
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413:Spurious emission
398:Radio propagation
388:Radiation pattern
363:Equivalent radius
358:Electrical length
265:Radio Regulations
110:Block upconverter
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691:Antennas (radio)
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602:. Archived from
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606:on 2011-06-15
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646:expanding it
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608:. Retrieved
604:the original
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303:Ground plane
292:
190:Antenna farm
47:Common types
549:directional
443:Beamforming
348:Directivity
298:Focal cloud
160:Transmitter
685:Categories
610:2010-03-23
586:References
580:boresights
574:came from
448:Small cell
426:Techniques
353:Efficiency
343:Array gain
98:Components
80:Television
572:boresight
570:The term
438:Beam tilt
318:Side lobe
308:Main lobe
293:Boresight
170:Twin-lead
130:Feed line
464:Massive
230:Wireless
145:Receiver
70:Monopole
29:Antennas
21:a series
19:Part of
552:antenna
205:Hotspot
183:Systems
150:Rotator
60:Fractal
383:Height
368:Factor
55:Dipole
640:is a
537:radar
225:Wi-Fi
215:Radio
165:Tuner
105:Balun
642:stub
545:gain
535:and
378:Gain
155:Stub
125:Feed
85:Whip
65:Loop
531:In
687::
23:on
673:e
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659:v
648:.
613:.
520:e
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267:)
263:(
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