US3210734A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic core transfer matrix
Assignee: International Business Machines Corp
•
Filing: 1959-06-30
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Granted: 1965-10-05
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Expires: 1979-06-30
Abstract
No abstract record available.
Inventors
- 👤 Carroll A Andrews
- 👤 Wilfred D Thoner
- 👤 Roger D Watson
- 👤 Charles J Tilton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 01:49
CPC Classifications
G; G06; G06F; G06F3/00; G06F3/09
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
169 words
IN A DATA PROCESSING SYSTEM THE COMBINATION COMPRISING AN INPUT DEVICE CAPABLE OF OPERATION IN A PLURALITY OF BINARY CODES; AN ENCODER FOR ENCODING INFORMATION IN A PLURALITY OF BINARY CODES, SAID ENCODER COMPRISING A PLURALITY OF BISTABLE MAGNETIC CORE ELEMENTS, THE NUMBER OF SAID CORES BEING EQUAL TO THE LARGEST NUMBER OF BITS OF INFORMATION PER CHARACTER REQUIRED BY ANY CODE BEING USED, A PLURALITY OF FIRST INPUT LINES CONNECTING SAID INPUT DEVICE TO SAID ENCODER, EACH OF SAID FIRST INPUT LINES REPRESENTING A CHARACTER AND HAVING WINDINGS UPON THE CORRESPONDING CORES IN SAID ENCODER TO PRODUCE THE DESIRED BINARY CHARACTER INFORMATION, A WINDING COMMON TO ALL CORES FOR READING OUT THE CODED CHARACTERS AND RESETTING THE CORES, AND AN OUTPUT WINDING ON EACH CORE FOR DEVELOPING OUTPUT SIGNALS IN RESPONSE TO A RESET PULSE ON SAID COMMON WINDING; A REGISTER FOR STORING A COMPLETE BINARY WORD; A MAGNETIC CORE MATRIX FOR TRANSFERRING INSTANTEOUSLY, AND WITHOUT STORAGE, BINARY CHARACTERS FROM SAID ENCODER TO SAID REGISTER, SAID MATRIX IN-
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |