← Back to Patent Explorer
US3206734A Expired / Lapsed US ⏱️ 0.0 years remaining

Memory systems having flux logic memory elements

Assignee: RCA Corp
•
Filing: 1961-02-28
•
Granted: 1965-09-14
•
Expires: 1981-02-28
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 George R Briggs

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 08:31
CPC Classifications
G; G06; G06F; G06F7/00; G06F7/38; G06F7/48; G11; G11C; G11C11/00; G11C11/02; G11C11/08

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 222 words
A PLANAR MEMORY STRUCTURE COMPRISING A DIGIT PLANE SHEET OF MAGNETIC MATERIAL CUT AWAY IN A PATTERN DEFINING A PLURALITY OF TRANSFLUXOR MEMORY ELEMENTS EACH HAVING A FIRST APERTURE NEAR A FIRST EDGE, A SECOND LARGER APERTURE NEAR A SECOND OPPOSITE EDGE, AND A THIRD CENTRAL APERTURE, SAID ELEMENTS BEING SYSTEMATICALLY ARRANGED IN Y SELECTION COLUMNS AND X SELECTION ROWS WITH THE FIRST EDGES OF ADJACENT ELEMENTS NEAR EACH OTHER AND THE SECOND OPPOSITE EDGES OF ADJACENT ELEMENTS NEAR OTHER, PRINTED Y SELECTION READ AND WRITE WINDINGS ON SAID SHEET FOR EACH Y SELECTION COLUMN OF ELEMENTS, EACH Y SELECTION READ WINDING EXTENDING THROUGH THE FIRST APERTURES OF ALL ELEMENTS IN A COLUMM AND EACH Y SELECTION WRITE WINDING EXTENDING THROUGH THE THIRD CENTRAL APERTURES OF ALL ELEMENTS IN A COLUMN, PRINTED X SELECTION READ AND WRITE WINDINGS ON SAID SHEET FOR EACH X SELECTION ROW OF ELEMENTS, EACH X SELECTION READ WINDING EXTENDING THROUGH THE FIRST APERTURES OF ALL ELEMENTS IN A ROW AND EACH X SELECTION WRITE WINDING EXTENDING THROUGH THE THIRD CENTRAL APERTURES OF ALL ELEMENTS IN A ROW, A PRINTED SENSE WINDING EXTENDING THROUGH THE SECOND APERTURES OF ALL THE MEMORY ELEMENTS OF SAID SHEET, AND PRINTED INHIBIT AND BIAS WINDING MEANS EXTENDING THROUGH SAID FIRST AND THIRD CENTRAL APERTURES OF ALL THE MEMORY ELEMENTS OF SAID SHEET.
Claim 2
Dependent Claim 222 words
A PLANAR MEMORY STRUCTURE COMPRISING A DIGIT PLANE SHEET OF MAGNETIC MATERIAL CUT AWAY IN A PATTERN DEFINING A PLURALITY OF TRANSFLUXOR MEMORY ELEMENTS EACH HAVING A FIRST APERTURE NEAR A FIRST EDGE, A SECOND LARGER APERTURE NEAR A SECOND OPPOSITE EDGE, AND A THIRD CENTRAL APERTURE, SAID ELEMENTS BEING SYSTEMATICALLY ARRANGED IN Y SELECTION COLUMNS AND X SELECTION ROWS WITH THE FIRST EDGES OF ADJACENT ELEMENTS NEAR EACH OTHER AND THE SECOND OPPOSITE EDGES OF ADJACENT ELEMENTS NEAR OTHER, PRINTED Y SELECTION READ AND WRITE WINDINGS ON SAID SHEET FOR EACH Y SELECTION COLUMN OF ELEMENTS, EACH Y SELECTION READ WINDING EXTENDING THROUGH THE FIRST APERTURES OF ALL ELEMENTS IN A COLUMM AND EACH Y SELECTION WRITE WINDING EXTENDING THROUGH THE THIRD CENTRAL APERTURES OF ALL ELEMENTS IN A COLUMN, PRINTED X SELECTION READ AND WRITE WINDINGS ON SAID SHEET FOR EACH X SELECTION ROW OF ELEMENTS, EACH X SELECTION READ WINDING EXTENDING THROUGH THE FIRST APERTURES OF ALL ELEMENTS IN A ROW AND EACH X SELECTION WRITE WINDING EXTENDING THROUGH THE THIRD CENTRAL APERTURES OF ALL ELEMENTS IN A ROW, A PRINTED SENSE WINDING EXTENDING THROUGH THE SECOND APERTURES OF ALL THE MEMORY ELEMENTS OF SAID SHEET, AND PRINTED INHIBIT AND BIAS WINDING MEANS EXTENDING THROUGH SAID FIRST AND THIRD CENTRAL APERTURES OF ALL THE MEMORY ELEMENTS OF SAID SHEET.

References Cited (Backward Citations)

US2923923A Cited
US2926342A Cited
US2911631A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-09-13 1969-03-15 1969-09-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-09-13 1973-03-15 1973-09-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-09-13 1977-03-15 1977-09-14 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag