General design equations, small-sized impedance transformers, and their application to small-sized three-port 3-dB power dividers
2001 ◽
Vol 49
(7)
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pp. 1277-1288
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2019 ◽
Vol 13
(13)
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pp. 2264-2271
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2007 ◽
Vol 55
(10)
◽
pp. 2208-2215
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