Antenna apparatus and measurement method
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United States of America Patent
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Sep 1, 2020
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N/A
app pub date -
Oct 2, 2019
filing date -
Nov 29, 2018
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Abstract
An measurement apparatus (antenna apparatus) 1 includes: an OTA chamber 50 having an internal space 51 that is not influenced by the surrounding radio wave environment; a reflector 7 that is housed in the internal space 51, radio signals transmitted or received by an antenna 110 of a DUT 100 being reflected through a paraboloid of revolution; a plurality of test antennas 6 that use radio signals in a plurality of measurement target frequency bands for measuring the transmission and reception characteristics of the DUT 100; and automatic antenna arrangement means 60 for sequentially arranging each of the test antennas 6 at a focal position F, which is determined from the paraboloid of revolution, according to the measurement target frequency bands.
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