APPARATUS AND METHOD FOR MEASURING OPTICAL PULSE

PROBLEM TO BE SOLVED: To measure optical pulses regardless of the magnitude of a repeat frequency through the use of an apparatus for measuring an optical pulse of a constitution simpler than before. SOLUTION: The apparatus 100 includes a pulse light source 3 for outputting optical pulses; a Mach-Ze...

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Hauptverfasser: KOSAKA SHIGEHIRO, KOSEKI YASUYUKI
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To measure optical pulses regardless of the magnitude of a repeat frequency through the use of an apparatus for measuring an optical pulse of a constitution simpler than before. SOLUTION: The apparatus 100 includes a pulse light source 3 for outputting optical pulses; a Mach-Zehnder optical intensity modulator 6 for modulating optical pulses output from the pulse light source 3; a bias voltage generation part 102 for applying a bias voltage on the Mach-Zehnder optical intensity modulator 6 as changing a voltage value; a high-frequency signal generation part 101 for applying high-frequency signals on the Mach-Zehnder optical intensity modulator 6; and an optical spectrum analyzer 7 for measuring the spectrum of optical pulses output from the Mach-Zehnder optical intensity modulator 6. COPYRIGHT: (C)2007,JPO&INPIT