Information storage matrix utilizing a dielectric of pressure changeable permittivity

• US 3,118,133 A
• Filed: 04/05/1960
• Issued: 01/14/1964
• Est. Priority Date: 04/05/1960
• Status: Expired due to Term

• Current Assignee: Henry L. Stadler, Thrygve R. Meeker
• Original Assignee: Henry L. Stadler, Thrygve R. Meeker
• Inventors: Meeker, Thrygve R., Stadler, Henry L.
• Application Number:
  US04/020,217
• Time in Patent Office: 1,379 Days
• US Class Current: 365/52
• CPC Class Codes: G11C 11/22 using ferroelectric elements

Claims

1. AN INFORMATION STORAGE ARRANGEMENT COMPRISING A PLURALITY OF CAPACITORS EACH HAVING A PAIR OF ELECTRODES SEPARATED BY A DIELECTRIC MATERIAL OF PRESSURE CHANGEABLE PERMITTIVITY, MEANS FOR STORING INFORMATION IN SAID PLURALITY OF CAPACITORS, SAID MEANS INCLUDING STRUCTURAL MEANS COMMON TO SAID PLURALITY OF CAPACITORS FOR APPLYING PRESELECTED PRESSURES TO THE DIELECTRIC MATERIAL OF PARTICULAR ONES OF SAID PLURALITY OF CAPACITORS IN ACCORDANCE WITH INFORMATION DESIRED TO BE STORED CORRESPONDINGLY TO CHANGE THE PERMITTIVITY OF THE DIELECTRIC OF SAID CAPACITORS AND THEREBY TO ESTABLISH AT LEAST TWO LEVELS OF CAPACITANCES IN SAID PLURALITY OF CAPACITORS, SAID STRUCTURAL MEANS FURTHER INCLUDING CHANGEABLE CARD MEANS FOR GOVERNING THE AMOUNT OF PRESSURE APPLIED TO THE DIELECTRICS OF SAID CAPACITORS, AND MEANS FOR READING OUT SAID STORED INFORMATION AT DIFFERENT LEVELS OF PERMITTIVITY BY SENSING LEVELS OF CAPACITANCES BETWEEN SAID PAIRS OF ELECTRODES OF SAID PLURALITY OF CAPACITORS, SAID SENSING MEANS INCLUDING MEANS FOR APPLYING A PREDETERMINED PULSE TO SAID PAIRS OF ELEC-