Spectral phase codes are used as storage addresses in a frequency-selective optical memory. Data are engraved over a 1.5-THz-wide spectral interval. With the help of a ferroelectric liquid-crystal modulator it takes less than 100 μs to retrieve any spectrally addressed data.
© 1996 Optical Society of America
M. Rätsep, M. Tian, I. Lorgeré, F. Grelet, and J.-L. Le Gouët, "Fast random access to frequency-selective optical memories," Opt. Lett. 21, 83-85 (1996)