I mage

Claim 1

A DATA CORRELATION SYSTEM WHEREIN AN UNKNOWN BIT OF DATA IS IDENTIFIED BY COMPARISON WITH KNOWN BITS OF DATA, SAID SYSTEM COMPRISING: IMAGE MULTIPLIER MEANS INCLUDING A BUNDLE OF OPTICAL FIBRES WHOSE ENDS FORM INPUT AND OUTPUT IMAGE FACES, SAID INPUT AND OUTPUT IMAGE FACES RESPECTIVELY BEING DIVIDED INTO FIRST AND SECOND NUMBER OF AREAS, SAID BUNDLE OF FIBRES INCLUDING A PLURALITY OF GROUPS OF FIBRES EQUAL IN NUMBER TO SAID SECOND NUMBER OF AREAS, EACH GROUP OF FIBRES INCLUDING A PLURALITY OF FIBRES EQUAL IN NUMBER TO SAID FIRST NUMBER OF AREAS, EACH GROUP OF FIBRES INTERCOUPLING AN AREA IN SAID OUTPUT FACE WITH EVERY AREA IN SAID INPUT FACE, THE POSITION OF A FIBRE END IN AN AREA IN SAID OUTPUT FACE IN RELATION TO THE OTHER FIBRE ENDS IN SAID AREA CORRESPONDING TO THE POSITION OF THE ASSOCIATED INTERCOUPLED AREA IN RELATION TO THE OTHER AREAS OF SAID INPUT FACE, SAID IMAGE MULTIPLIER MEANS BEING OPERABLE IN RESPONSE TO A LIGHT PATTERN PROJECTED THEREUPON TO SIMULTANEOUSLY PRODUCE A PREDETERMINED NUMBER OF LIGHT PATTERNS ANALOGOUS TO SAID PROJECTED PATTERN, SAID PREDETERMINED NUMBER BEING EQUAL TO THE NUMBER OF KNOWN BITS OF DATA AND WHEREIN A LIGHT PATTERN PROJECTED UPON SAID INPUT FACE AND TRANSMITTED THEREFROM BY SAID GROUP OF FIBRES TO SAID OUTPUT FACE IS REPRODUCED ON EACH AREA THEREON; MEANS FOR PROJECTING A LIGHT PATTERN REPRESENTING AN UNKNOWN BIT OF DATA UPON SAID LAST NAMED MEANS; A PHOTOGRAPHIC FILM MEMORY UPON WHICH THE KNOWN BITS OF DATA ARE RECORDED IN THE FORM OF TRANSPARENCIES, SAID FILM MEMORY BEING POSITIONED IN SUCH A MANNER THAT SAID PREDETERMINED NUMBER OF LIGHT PATTERNS ARE SIMULTANEOUSLY AND RESPECTIVELY SUPERIMPOSED UPON SAID TRANSPARENCIES, WHEREBY LIGHT FLUX OF VARYING AMOUNTS PASS THROUGH SAID TRANSPARENCIES, THE MAXIMUM AMOUNT OF LIGHT FLUX BEING PASSED WHEREAT THE TRANSPARENCY AND THE PATTERN SUPERIMPOSED THEREUPON ARE SUBSTANTIALLY IDENTICAL; AND OUTPUT APPARATUS RECEPTIVE OF SAID LIGHT FLUX, SAID APPARATUS INCLUDING MEANS FOR DETECTING THE TRANSPARENCY WHEREAT THE MAXIMUM AMOUNT OF LIGHT FLUX IS PASSED.