Title :
Fabrication of broad-band fiber-optic magnetic field probe and its application to intensity and phase distribution measurements of GHz-frequency magnetic field
Author :
Yamazaki, Etsushi ; Park, Hyonde ; Wakana, Shinichi ; Kishi, Masato ; Tsuchiya, Masahiro
Author_Institution :
Dept. of Electron. Eng., Univ. of Tokyo, Japan
Abstract :
Magneto-optic probes with bandwidths of 10 GHz or broader were implemented using rotation magnetization in BiRIG crystals. Two-dimensional RF magnetic field distributions were measured successfully over the GHz-band on microstrip line circuits.
Keywords :
bismuth compounds; fibre optic sensors; garnets; iron compounds; magnetic field measurement; magneto-optical sensors; microstrip lines; microwave measurement; phase measurement; 10 GHz; 140 muA; 2D RF magnetic fields; Bi-substituted rare-earth iron garnet crystals; BiRIG crystals; FEMO; MO crystals; broad-band magnetic field probes; fiber-edge magneto-optic probes; fiber-optic magnetic field probes; magnetic field intensity measurement; magnetic field phase distribution measurement; microstrip line circuits; microwave-frequency magnetic fields; rotation magnetization; Bismuth compounds; Garnets; Iron compounds; Magnetic field measurement; Magnetooptic transducers; Microstrip; Microwave measurements; Optical fiber transducers; Phase measurement;
Conference_Titel :
Microwave Photonics, 2002. International Topical Meeting on
Print_ISBN :
4-88552-187-4
DOI :
10.1109/MWP.2002.1158864
