Roman V. ROMASHKO^*, Yuri N. KULCHIN, Stanislav M. SHANDAROV¹, Yuri F. KARGIN² and Vladimir V. VOLKOV²

Physics Department, Far Eastern State Technical University, 10, Pushkinskaya str., Vladivostok, 690950, Russia
¹Department of Electronic Devices, Tomsk State University of Control Systems and Radioelectronics, 40, Lenin Ave., Tomsk, 634050, Russia
²Kurnakov Institute of General and Non-Organic Chemistry of Russian Academy of Sciences, 31, Leninsky prospekt, Moscow, 117907, Russia

(Received October 12, 2004; Accepted November 30, 2004)

An experimental and theoretical study of adaptive processing of non-stationary speckled waves by a dynamic reflection holographic grating formed in photorefractive (100) cut BTO crystal without applying external electrical field is presented.

Key words: photorefractive crystal, reflection hologram, speckle pattern, adaptive correlation filter

^*E-mail address: romar@delphin.marine.su