Novel Ka-band phase shifters using MEMS capacitive switches
Research output: Contribution to conference › Paper
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2010. 1-5 Paper presented at IEEE 11th AnnualWireless and Microwave Technology Conference (WAMICON), April 2010, Melbourne.
Research output: Contribution to conference › Paper
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T1 - Novel Ka-band phase shifters using MEMS capacitive switches
AU - Palego, C.
AU - Peng, Z.
AU - Hwang, J.
AU - Scarbrough, D.
AU - Goldsmith, C.L.
PY - 2010/4/12
Y1 - 2010/4/12
N2 - his paper presents the design of a Ka-band phase shifter comprising a slow-wave structure that tightly wraps around three closely spaced MEMS capacitive switches. The switches are of proven design and reliability, except some switches have a gap in their stationary electrodes. This novel feature has negligible effect on electromechanical operation but provides another degree of freedom for simultaneous optimization of phase shift and impedance match. The design principle is validated through specially designed thin-film test structures. The results suggest that the present design is applicable to phase shifters of different sizes and resolutions with high performance, yield and reliability, but low cost and power consumption.
AB - his paper presents the design of a Ka-band phase shifter comprising a slow-wave structure that tightly wraps around three closely spaced MEMS capacitive switches. The switches are of proven design and reliability, except some switches have a gap in their stationary electrodes. This novel feature has negligible effect on electromechanical operation but provides another degree of freedom for simultaneous optimization of phase shift and impedance match. The design principle is validated through specially designed thin-film test structures. The results suggest that the present design is applicable to phase shifters of different sizes and resolutions with high performance, yield and reliability, but low cost and power consumption.
U2 - 10.1109/WAMICON.2010.5461851
DO - 10.1109/WAMICON.2010.5461851
M3 - Paper
SP - 1
EP - 5
T2 - IEEE 11th AnnualWireless and Microwave Technology Conference (WAMICON), April 2010, Melbourne
Y2 - 3 January 0001
ER -