Optical memory based on heterodyne-detected accumulated photon echoes has been demonstrated in dye-doped polymers. Compared with previously developed time-domain optical memory, writing and reading of higher bit data is possible owing to the superior time resolution of this method.
© 1989 Optical Society of America
S. Saikan, T. Kishida, A. Imaoka, K. Uchikawa , A. Furusawa , and H. Oosawa , "Optical memory based on heterodyne-detected accumulated photon echoes," Opt. Lett. 14, 841-843 (1989)