A volume holographic correlator, including off-line thermal fixing, is demonstrated by storing 1020 images in a Fe-doped LiNbO3 crystal through two-dimensional angular-multiplexing. A multiple spectrum filtering is proposed to suppress output noise.
© 2004 Optical Society of America
(070.0070) Fourier optics and signal processing : Fourier optics and signal processing
(070.4550) Fourier optics and signal processing : Correlators
(210.0210) Optical data storage : Optical data storage
(210.2860) Optical data storage : Holographic and volume memories
D. Wang, S. Tao, Z. Jiang, S. Chen, and W. Yuan, "Multiple spectrum filtering and thermal fixing for volume holographic correlator," in Conference on Lasers and Electro-Optics/International Quantum Electronics Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2004), paper CTuE4.