Patent classifications
H
ELECTRICITY
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H01
ELECTRIC ELEMENTS
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H01Q
ANTENNAS, i.e. RADIO AERIALS
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3/00
Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
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H01Q3/26
varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
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H01Q3/30
varying the; relative; phase; between the radiating elements of an array
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H01Q3/36
with variable phase-shifters
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H01Q3/38
the phase-shifters being digital
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