Broadband Faraday isolator

Details Broadband Faraday isolator Broadband Faraday isolator

1990-03-05

1991-10-01

Arnold, Bruce Y.

Optical: systems and elements

Polarization without modulation

Polarization using a time invariant electric, magnetic, or...

359500, G02F 109

Patent

active

050527860

ABSTRACT:
A method of manufacturing a Faraday isolator which is wavelength-independent over an extended predetermined range of wavelengths and provides high isolation over the extended wavelength range.

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patent: 4893890 (1990-01-01), Lutes
patent: 4981341 (1991-01-01), Brandle, Jr. et al.
patent: 4988170 (1991-01-01), Buhrer
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Iwamura, et al., "A Compact Optical Isolator Using a Y.sub.3 Fe.sub.5 O.sub.12 Crystal for Near Infra-Red Radiation", Optical and Quantum Electronics 10 (1978) pp. 393-398.
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Shirasaki et al., "Compact Optical Isolator for Fibers Suitable for Operating in the 1.3-1.5-um Wavelength Region", Conference on Lasers and Electro-Optics, 1983.
Chikama et al., "Distributed-Feedback Laser Diode Module with a Novel and Compact Optical Isolator for Gigabit Optical Transmission Systems", Conference on Lasers and Electro-Optics, 1983.
Toshihiko Yoshino, "Compact and Highly Efficient Faraday Rotators Using Relatively Low Verdet Constant Faraday Materials", Japanese Journal of Applied Physics, vol. 19, No. 4, Apr. 1980, pp. 745-749.
George Lutes, "Optical Isolator System for Fiber-Optic Uses", Applied Optics, vol. 27, No. 7, Apr. 1, 1988, pp. 1326-1328.
Jopson et al., "Bulk Optical Isolator Tunable from 1.2 um to 1.7 um", Electronics Letters, Aug. 29th, 1985, vol. 21, No. 18, pp. 783-784.

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