Microring-resonator filter with doubled free-spectral-range by two-point coupling

Michael R. Watts; Tymon Barwicz; Milos Popovic; Peter T. Rakich; Luciano Socci; Erich P. Ippen; Henry I. Smith; Franz Kaertner

Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science and Photonic Applications Systems Technologies
Technical Digest (CD) (Optica Publishing Group, 2005),
paper CMP3

Microring-resonator filter with doubled free-spectral-range by two-point coupling

Michael R. Watts, Tymon Barwicz, Milos Popovic, Peter T. Rakich, Luciano Socci, Erich P. Ippen, Henry I. Smith, and Franz Kaertner

Conference on Lasers and Electro-Optics 2005

Baltimore, Maryland United States
22–27 May 2005
ISBN: 1-55752-770-9

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Optical Filtering (CMP)

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M. R. Watts, T. Barwicz, M. Popovic, P. T. Rakich, L. Socci, E. P. Ippen, H. I. Smith, and F. Kaertner, "Microring-resonator filter with doubled free-spectral-range by two-point coupling," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science and Photonic Applications Systems Technologies, Technical Digest (CD) (Optica Publishing Group, 2005), paper CMP3.

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Abstract

Two-point coupling is used to double the free-spectral-range (FSR) of a microring-resonator filter. The filter, designed using rigorous electromagnetic simulations and fabricated using e-beam lithography, demonstrates 22 dB resonance suppression yielding a 40.8 nm FSR.

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