US3559187A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Input/output controller with linked data control words
Assignee: General Electric Co
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Filing: 1968-11-13
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Granted: 1971-01-26
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Expires: 1988-11-13
Abstract
Abstract IN ORDER TO INCREASE THE THROUGHPUT OF AN INPUT/OUTPUT CONTROLLER WITHIN A MODULATOR DATA PROCESSING SYSTEM, APPARATUS IS PROVIDED WITHIN THE INPUT/OUTPUT CONTROLLER FOR TRANSFERRING INFORMATION ACROSS AN INTERFACE TO A MEMORY AT AN INCREASED RATE WITHIN THE CONSTRAINTS IMPOSED BY THE INTERFACE. INFORMATION IS TRANSFERRED IN ACCORDANCE WITH DATA CONTROL WORDS. MEANS ARE PROVIDED WHEREBY A FIRST DATA CONTROL WORD IS USED UNTIL ITS WORD COUNT FIELD IS EXHAUSTED AND IN ANTICIPATION OF THIS, ANOTHER DATA CONTROL WORD MAY BE FETCHED IN ORDER THAT INFORMATION TRANSFER MAY CONTINUE.
Inventors
- 👤 John W Figueroa
- 👤 William J Morgan
- 👤 Rolland R Rasmussen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:14
CPC Classifications
G; G06; G06F; G06F13/00; G06F13/10; G06F13/12; G06F13/122
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-25 | 1974-07-27 | 1975-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-25 | 1978-07-27 | 1979-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-25 | 1982-07-27 | 1983-01-26 | $7700.00 | Window Closed / Lapsed |