Phased array antenna and a method of operating a phased array antenna
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United States of America Patent
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Mar 29, 2016
Grant Date -
Dec 1, 2011
app pub date -
Jul 17, 2009
filing date -
Jul 18, 2008
priority date (Note) -
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Abstract
An element of a phased array antenna is provided. The element comprises a phase tracking circuit configured to multiply the in-phase component (In) of a local output signal by the quadrature phase component (Qout) of an external output signal to generate a phase control signal (535) and/or to multiply the quadrature component (Qn) of a local output signal by the in-phase component (lout) of an external output signal to generate a phase control signal (535).
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