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Conference Paper
Optical Fiber Communication Conference
Los Angeles, California United States
March 4-8, 2012
ISBN: 978-1-55752-938-1
Postdeadline Session I (PDP5A)

IQ-Coupling-Loss-Free Polarization-Switched QPSK Modulator

Hiroshi Yamazaki, Takashi Goh, Takashi Saida, Yasuaki Hashizume, and Shinji Mino  »View Author Affiliations


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We devised and fabricated a simple polarization-switched QPSK modulator free from the 3-dB IQ-coupling loss. It consists of only three Mach-Zehnder BPSK modulators and a polarization-coupling circuit, and operated at 43 and 84 Gb/s.

© 2012 OSA

OCIS Codes
(060.4080) Fiber optics and optical communications : Modulation
(230.2090) Optical devices : Electro-optical devices
(250.7360) Optoelectronics : Waveguide modulators

H. Yamazaki, T. Goh, T. Saida, Y. Hashizume, and S. Mino, "IQ-Coupling-Loss-Free Polarization-Switched QPSK Modulator," in Optical Fiber Communication Conference, OSA Technical Digest (Optical Society of America, 2012), paper PDP5A.8.

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