Low chirp QPSK modulator integrated in poled Z-cut LiNbO3 substrate for 2 x MultiGb/s transmission
Konferenz: ECOC 2007 - 33rd European Conference and Exhibition of Optical Communication
16.09.2007- 20.09.2007 in Berlin, Germany
Tagungsband: ECOC 2007
Seiten: 2Sprache: EnglischTyp: PDF
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Autoren:
Grossard, Nicolas; Hauden, Jrme; Porte, Henri; Mollier, Pascal (Photline Technologies, Route de Gray Bat DF, BP 71035, 25001 Besanon cedex 3, France)
Ibrahim, Selwan K.; No, Reinhold (Univ. Paderborn, EIM-E Optical Communication and High-Frequency Engineering, Warburger Str. 100, D-33098 Paderborn, Germany)
Inhalt:
We report a new QPSK modulator realized in Zcut lithium niobate crystal. The chirp is cancelled out by ferroelectric domain inversion. The halfwave voltage of 4.7V is 1V smaller than the one of Xcut modulators.