Photosensitive light feed-back controlled amplifier element

Claim 1

A PHOTOSENSITIVE LIGHT FEED-BACK CONTROLLED AMPLIFIER COMPRISING: (A) PHOTOCONDUCTOR MATERIAL PRESENTING AT LEAST TWO TERMINALS; (B) OPTICAL FIBER MEANS, HAVING FIRST AND SECOND ENDS, FOR SUPPORTING SAID MATERIAL AND CONDUCTING LIGHT, ENTERING SAID FIRST END FROM A PRIMARY SOURCE OF LIGHT, THROUGH SAID FIBER MEANS TO SAID MATERIAL; (C) A SECONDARY SOURCE OF LIGHT; (D) A DOUBLY REFRACTING LIGHT GATE MEANS PRESENTING A SURFACE AND INTIMATELY JOINED THEREBY TO ONE OF SAID TERMINALS, AND OPTICALLY COUPLED THROUGH SAID FIBER MEANS TO SAID MATERIAL; (E) SAID LIGHT GATE MEANS HAVING THE ABILITY TO PRELIGHT THERETHROUGH WHEN UNDER THE INFLUENCE OF AN ELECTRICAL POTENTIAL, AND HAVING THE ABILITY TO PREVENT THE PASSAGE OF LIGHT THERETHROUGH IN THE ABSENCE OF SAID INFLUENCE, BEING POSITIONED INTERMEDIATE SAID SECONDARY SOURCE OF LIGHT AND THE SECOND END OF SAID FIBER MEANS FOR CONTROLLING THE EXPOSURE OF LIGHT FROM SAID SECONDARY SOURCE TO SAID MATERIAL; AND (F) MEANS FOR CONTROLLING THE ABILITY OF SAID LIGHT GATE MEANS TO PASS LIGHT, FROM SAID SECONDARY SOURCE, THERETHROUGH TO SAID FIBER MEANS AND TO SAID MATERIAL UPON THE CONDUCTING OF LIGHT, FROM SAID PRIMARY SOURCE, THROUGH SAID FIRST END TO SAID MATERIAL.