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The History of the Development of the Dielectric Resonator Antenna

The History of the Development of the Dielectric Resonator Antenna

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2) <strong>The</strong>ory for cylindrical geometryUniversity <strong>of</strong>Houston• Input impedance• Resonant frequency• Radiation patternsfnpm21⎧⎪x ⎫np ⎪ ⎡πa ⎤= ⎨ ⎬+ ( 2 + 1)2'2 ⎢mπaμε ⎣ 2 ⎥⎪ ⎪ d ⎦⎩xnp ⎭2ICEEA '07 -- Sept 20, 2007 13

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