4×4 Butler Matrices Implemented by Trans-directional Couplers
碩士 === 長庚大學 === 電子工程學系 === 100 === The purpose of this thesis is to present a beam-switching antenna operating at 2.4 GHz. First, Periodically loaded microstrip couplers are presented to design a 4×4 planar Butler matrix, and the traditional bond-wire and the 0-dB coupler are used for signal crossin...
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Format: | Others |
Published: |
2012
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Online Access: | http://ndltd.ncl.edu.tw/handle/21643199976808477439 |