OPTICAL INFORMATION RETRIEVAL SYSTEM WITH TOPOGRAPHICAL THREE-DIMENSIONAL CARRIER Russian patent published in 2009 - IPC G06K7/10 

FIELD: physics, computer facilities.

SUBSTANCE: invention concerns computer facilities, in particular, to optical information retrieval systems and can be used at system engineering of applied character with use of reflexion of electromagnetic waves. In device, containing contains radiant of coherent radiation, bundle dilator, three polarisers, two deflectors, five telescopic-optical blocks, three semitransparent mirrors, four lenses, block of change of optical fashions, topographical three-dimensional store with the block of guidance of recording of hologrammes, photodetector, two measuring instrument of quantity of current, sync block, block of formation of voltage of diversion of the subject and basic beams, reflecting device, the screen, the block of the assignment of the initial addresses, five blocks of the constant storage, five blocks of the operative storage, three registers, three comparators, the analogue-digital transformer, block of switching of a polarisation voltage, block of mapping of the visual information, spatially-frequency modulator, block of radiation input, input and target optical connectors, an optical cable and the analyser of performances of an optical cable.

EFFECT: expansion of functionality.

2 dwg