Sense antenna | Article about sense antenna by The Free Dictionary
sense antenna[′sens an‚ten·ə]
An auxiliary antenna used with a directional receiving antenna to resolve a 180° ambiguity in the directional indication. Also known as sensing antenna.
References in periodicals archive
Influence of Side-lobe Level of the Sense Antenna
on Directional Opportunity
The center antenna is a sense antenna
, and the two outer antennas are approximately a quarter wavelength apart.
If the outside two antennas were rotated about the sense antenna
, the rotating cardiod pattern would provide direction-of-arrival information on signals at any azimuth.