Title :
Wideband electronically tunable microwave bandstop filters using iron film-gallium arsenide waveguide structure
Author :
Tsai, Chen S. ; Su, Jun ; Lee, Chin C.
Author_Institution :
Dept. of Electr. & Comput. Eng., California Univ., Irvine, CA, USA
fDate :
9/1/1999 12:00:00 AM
Abstract :
A wideband electronically tunable microwave bandstop (notch) filter has been realized using ultrathin iron film-gallium arsenide (FeGaAs) material structure. A tuning range as large as 8 to 27 GHz for the peak absorption carrier frequency of a propagating microwave has been accomplished
Keywords :
III-V semiconductors; band-stop filters; circuit tuning; ferromagnetic resonance; gallium arsenide; iron; magnetic microwave devices; magnetic thin film devices; magnetostatic wave devices; microwave filters; notch filters; 8 to 27 GHz; Fe-GaAs; MSW devices; microwave bandstop filters; notch filter; peak absorption carrier frequency; propagating microwave; tuning range; wideband electronically tunable filters; Electromagnetic wave absorption; Frequency; Iron; Magnetic fields; Magnetic films; Magnetic separation; Microwave devices; Microwave filters; Tuning; Wideband;
Journal_Title :
Magnetics, IEEE Transactions on
