Design of compact single-section directional coupler for butler matrix beam-forming mimo
This paper demonstrates a new design of 3 dB coupler operating in UWB frequency band between 3.1 GHz and 10.6 GHz. Together with UWB phase shifter, this coupler is claimed to be one of the key factors in designing a Butler Matrix that can operate in very wide frequency range. Butler Matrix has been...
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| Main Authors: | , , |
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| Format: | Conference or Workshop Item |
| Published: |
2011
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| Subjects: | |
| Online Access: | http://eprints.utm.my/id/eprint/45726/ http://dx.doi.org/10.1109/URSIGASS.2011.6050542 |
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| Institution: | Universiti Teknologi Malaysia |