US3303481A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Memory with noise cancellation
Assignee: RCA Corp
•
Filing: 1962-09-05
•
Granted: 1967-02-07
•
Expires: 1982-09-05
Abstract
No abstract record available.
Inventors
- 👤 Barry I Kessler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:20
CPC Classifications
G; G11; G11C; G11C11/00; G11C11/02; G11C11/06; G11C11/06007; G11C11/06014; G11C11/06021; G11C11/06028; G11C11/06035; G11C11/06042
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A WORD-ORGANIZED MEMORY ARRAY COMPRISING A PLURALITY OF WORD LINES, A PLURALITY OF DIGIT-SENSE LINE PAIRS EACH CONSISTING OF TWO PERIODICALLY TRANSPOSED CONDUCTORS EXTENDING TRANSVERSELY WITH RELATION TO SAID WORD LINES, SOLELY ONE MAGNETIC MEMORY CORE LOCATED AT EACH CROSSOVER OF A WORD LINE AND A DIGIT-SENSE LINE PAIR, AND LINKED BY SAID WORD LINE AND SOLELY ONE OF THE CONDUCTORS OF SAID DIGIT-SENSE LINE PAIR, A WORD DRIVER COUPLED TO EACH WORD LINE, A DIGIT DRIVER COUPLED TO BOTH CONDUCTORS OF EACH DIGITSENSE LINE PAIR, AND A DIFFERENTIAL SENSE AMPLIFIER HAVING TWO INPUTS COUPLED RESPECTIVELY TO THE TWO CONDUCTORS OF EACH DIGITSENSE LINE PAIR.
Claim 2
Dependent Claim
105 words
A WORD-ORGANIZED MEMORY ARRAY COMPRISING A PLURALITY OF WORD LINES, A PLURALITY OF DIGIT-SENSE LINE PAIRS EACH CONSISTING OF TWO PERIODICALLY TRANSPOSED CONDUCTORS EXTENDING TRANSVERSELY WITH RELATION TO SAID WORD LINES, SOLELY ONE MAGNETIC MEMORY CORE LOCATED AT EACH CROSSOVER OF A WORD LINE AND A DIGIT-SENSE LINE PAIR, AND LINKED BY SAID WORD LINE AND SOLELY ONE OF THE CONDUCTORS OF SAID DIGIT-SENSE LINE PAIR, A WORD DRIVER COUPLED TO EACH WORD LINE, A DIGIT DRIVER COUPLED TO BOTH CONDUCTORS OF EACH DIGITSENSE LINE PAIR, AND A DIFFERENTIAL SENSE AMPLIFIER HAVING TWO INPUTS COUPLED RESPECTIVELY TO THE TWO CONDUCTORS OF EACH DIGITSENSE LINE PAIR.
References Cited (Backward Citations)
US3142049A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |