Pickup device
First Claim
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1. A LIGHT SENSITIVE PICKUP DEVICE COMPRISING A STRIP OF PIEZOELECTRIC MATERIAL HAVING FIRST AND SECOND OPPOSITE SURFACES;
- A PHOTOCONDUCTIVE LAYER PLACED IN INTIMATE ENGAGEMENT WITH THE FIRST SURFACE OF SAID STRIP INTERMEDIATE THE ENDS THEREOF;
A BACKING ELECTRODE AFFIXED TO THE SECOND SURFACE OF SAID STRIP;
A CONTACT SECURED TO THE FIRST SURFACE OF SAID STRIP ADJACENT ONE END THEREOF;
SAID CONTACT BEING SPACED FROM SAID PHOTOCONDUCTIVE LAYER, MEANS FOR APPLYING A VOLTAGE BETWEEN SAID CONTACT AND SAID BACKING ELECTRODE, SAID VOLTAGE PRODUCING AN ELASTIC WAVE AND AN ACCOMPANYING ELECTRIC FIELD PROPAGATING FROM SAID CONTACT TO THE OTHER END OF SAID STRIP;
AND A TRANSPARENT CON-/ DUCTIVE LAYER AFFIXED TO THE SURFACE OF SAID PHOTOCONDUCTIVE LAYER, AN OUTPUT VOLTAGE PULSE BEING PRODUCED BETWEEN SAID TRANSPARENT ELECTRODE AND SAID BACKING ELECTRODE WHEN THE POSITION OF SAID ELASTIC WAVE COINCIDES WITH AN ILLUMINATED PORTION OF SAID PHOTOCONDUCTIVE LAYER.
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1 Claim
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1. A LIGHT SENSITIVE PICKUP DEVICE COMPRISING A STRIP OF PIEZOELECTRIC MATERIAL HAVING FIRST AND SECOND OPPOSITE SURFACES;
- A PHOTOCONDUCTIVE LAYER PLACED IN INTIMATE ENGAGEMENT WITH THE FIRST SURFACE OF SAID STRIP INTERMEDIATE THE ENDS THEREOF;
A BACKING ELECTRODE AFFIXED TO THE SECOND SURFACE OF SAID STRIP;
A CONTACT SECURED TO THE FIRST SURFACE OF SAID STRIP ADJACENT ONE END THEREOF;
SAID CONTACT BEING SPACED FROM SAID PHOTOCONDUCTIVE LAYER, MEANS FOR APPLYING A VOLTAGE BETWEEN SAID CONTACT AND SAID BACKING ELECTRODE, SAID VOLTAGE PRODUCING AN ELASTIC WAVE AND AN ACCOMPANYING ELECTRIC FIELD PROPAGATING FROM SAID CONTACT TO THE OTHER END OF SAID STRIP;
AND A TRANSPARENT CON-/ DUCTIVE LAYER AFFIXED TO THE SURFACE OF SAID PHOTOCONDUCTIVE LAYER, AN OUTPUT VOLTAGE PULSE BEING PRODUCED BETWEEN SAID TRANSPARENT ELECTRODE AND SAID BACKING ELECTRODE WHEN THE POSITION OF SAID ELASTIC WAVE COINCIDES WITH AN ILLUMINATED PORTION OF SAID PHOTOCONDUCTIVE LAYER.
- A PHOTOCONDUCTIVE LAYER PLACED IN INTIMATE ENGAGEMENT WITH THE FIRST SURFACE OF SAID STRIP INTERMEDIATE THE ENDS THEREOF;
Specification