Photosensitive frequency responsive apparatus utilizing freely vibrating elements

Claim 1

FREQUENCY RESPONSIVE APPARATUS COMPRISING, (A) MEANS INCLUDING A PLURALITY OF METALIC ENERGY REFLECTING ELEMENTS SUPPORTED TO EXTEND FROM MOUNTING MEANS AT UNEQUAL FREE LENGTHS WHEREBY SAID ELEMENTS VIBRATE AT INDIVIDUAL PRESELECTED FREQUENCIES ASSOCIATED WITH THEIR RESPECTIVE RESONANT FREQUENCIES IN RESPONSE TO A PLURALITY OF FREQUENCIES WHICH DEFINE A FREQUENCY SEPECTRUM, (B) MEANS FOR PROVIDING RADIANT ENERGY TO SAID ELEMENTS, (C) REFLECTING MEANS ON SAID ELEMENTS FOR TRANSMITTING SAID ENERGY, (D) MEANS FOR RECEIVING SAID ENERGY, (E) MASKING MEANS DISPOSED BETWEEN SAID ELEMENTS AND SAID RECEIVING MEANS AND PROGRAMMED FOR PASSING SAID ENERGY AS A FUNCTION OF THE RELATIVE MOTION BETWEEN SAID ELEMENTS AND SAID MASKING MEANS, (F) TRANSDUCER MEANS RESPONSIVE TO AN INPUT SIGNAL FOR PROVIDING RELATIVE VIBRATORY MOTION BETWEEN SAID ELEMENTS AND SAID MASKING MEANS AS A FUNCTION OF SAID INPUT SIGNAL WHEREBY CERTAIN OF SAID ELEMENTS VIBRATE AND OTHERS REMAIN STATIONARY, AND (G) MEANS RESPONSIVE TO SAID RECEIVING MEANS FOR PROVIDING AN OUTPUT REPRESENTATIVE OF THE ENERGY RECEIVED THEREBY.