Tunable wavelength filters using λ/4-shifted waveguide grating resonators

Numai, T.; Murata, S.; Mito, I.
July 1988
Applied Physics Letters;7/11/1988, Vol. 53 Issue 2, p83
Academic Journal
We report on wide tuning range 1.5 μm wavelength filters using λ/4-shifted waveguide grating resonators. A tuning range of a transmission resonance wavelength as wide as 42 Å by carrier injection and two-channel wavelength signal switching was achieved.


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