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Nonlinear gain dynamics in semiconductor laser amplifiers enables ultrafast signal processing. Wavelength conversion of up to 18 Gbit/s data signals is demonstrated. The switching characteristics are applied to the operation of an AND gate for 30 ps pulses.
Inspec keywords: multiwave mixing; digital signals; semiconductor lasers; optical information processing; laser beam applications; optical logic; optical communication equipment
Other keywords:
Subjects: Optical logic devices and optical computing techniques; Multiwave mixing; Lasing action in semiconductors; Optical bistability, multistability and switching; Optical logic elements; Laser applications; Optical communication devices, equipment and systems; Optical computing techniques; Semiconductor lasers; Optical communication; Optical information, image formation and analysis; Laser beam applications; Nonlinear optics and devices