Multi-Frequency Heterodyne System for All-Optical-Technology-Free Ultrafast Optical Waveform Measurement
Conference: ECOC 2007 - 33rd European Conference and Exhibition of Optical Communication
09/16/2007 - 09/20/2007 at Berlin, Germany
Proceedings: ECOC 2007
Pages: 2Language: englishTyp: PDFPersonal VDE Members are entitled to a 10% discount on this title
Sakamoto, Takahide; Kawanishi, Tetsuya; Izutsu, Masayuki (National Institute of Information and Communications Technology, 4-2-1 Nukui-kitamachi, Koganei-shi, Tokyo 184-8795, Japan)
A multi-frequency heterodyne system for ultrafast optical waveform measurement is demonstrated. Ultrafast waveform beyond photodiode bandwidth is downconverted to a slow-speed signal by photomixing with a locally generated ultra-flat comb. 80-GHz waveform was successfully measured.