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Hirokazu NAKAYAMA Wakao SASAKI Tatehisa OHTA
This letter reports the 10 ns (100 MHz) optoelectronic memory utilizing the mode-hopping phenomenon of a semiconductor laser. The hysteresis (wavelength bistability) features hold even at the speed of nanosecond. Some influences of VHF current modulation on mode-hopping are also measured.
Hirokazu NAKAYAMA Wakao SASAKI Tatehisa OHTA
This letter reports the 4.3 ns (230 MHz) optoelectronic switching utilizing the mode-hopping phenomenon in a semiconductor laser. The speed is not limited by the phenomenon itself but the driving capabilities. Some influences of a.c. modulation on mode-hopping are also measured.