US3221334A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recording system
Assignee: Navigation Computer Corp
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Filing: 1961-03-23
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Granted: 1965-11-30
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Expires: 1981-03-23
Abstract
No abstract record available.
Inventors
- 👤 Jr John Paul Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:07
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/02; A61B5/021; A61B5/024
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
A RECORDING SYSTEM COMPRISING, IN COMBINATION, CYCLICAL INFORMATION STORAGE MEANS, MEANS FOR RECORDING INFORMATION HAVING HIGH FREQUENCY COMPONENTS ON SAID INFORMATION STORAGE MEANS AT A FIRST RATE OF SPEED, MEANS FOR DERIVING RECORDED INFORMATION FROM SAID INFORMATION STORAGE MEANS AT A SECOND RATE OF SPEED, SAID SECOND RATE OF SPEED EXCEEDING SAID FIRST RATE OF SPEED, MEANS FOR DERIVING A SYNC PULSE FROM SAID STORAGE MEANS ONCE DURING EACH CYCLE THEREOF, A LOW SPEED RECORDING INSTRUMENT INCAPABLE OF REPRODUCING THE HIGH FREQUENCY COMPONENTS OF THE INFORMATION DIRECTLY, CONTROL MEANS FOR DELAYING SAID SYNC PULSE IN PROPORTION TO THE DISPLACEMENT OF A RECORDING MEDIUM FOR SAID RECORDING INSTRUMENT, MEANS RESPONSIVE TO SAID DELAYED SYNC PULSE TO PROVIDE A GATED SIGNAL FROM SAID MEANS DERIVING INFORMATION FOR EACH CYCLE WHICH VARIES IN AMPLITUDE IN PROPORTION TO THE HIGH FREQUENCY COMPONENTS OF INFORMATION WHICH IS RECORDED ON SAID INFORMATION STORAGE MEANS, AND MEANS FOR COUPLING A TRAIN OF THE GATED PULSES FOR RECORDING BY SAID RECORDING INSTRUMENT.
Claim 2
Dependent Claim
164 words
A RECORDING SYSTEM COMPRISING, IN COMBINATION, CYCLICAL INFORMATION STORAGE MEANS, MEANS FOR RECORDING INFORMATION HAVING HIGH FREQUENCY COMPONENTS ON SAID INFORMATION STORAGE MEANS AT A FIRST RATE OF SPEED, MEANS FOR DERIVING RECORDED INFORMATION FROM SAID INFORMATION STORAGE MEANS AT A SECOND RATE OF SPEED, SAID SECOND RATE OF SPEED EXCEEDING SAID FIRST RATE OF SPEED, MEANS FOR DERIVING A SYNC PULSE FROM SAID STORAGE MEANS ONCE DURING EACH CYCLE THEREOF, A LOW SPEED RECORDING INSTRUMENT INCAPABLE OF REPRODUCING THE HIGH FREQUENCY COMPONENTS OF THE INFORMATION DIRECTLY, CONTROL MEANS FOR DELAYING SAID SYNC PULSE IN PROPORTION TO THE DISPLACEMENT OF A RECORDING MEDIUM FOR SAID RECORDING INSTRUMENT, MEANS RESPONSIVE TO SAID DELAYED SYNC PULSE TO PROVIDE A GATED SIGNAL FROM SAID MEANS DERIVING INFORMATION FOR EACH CYCLE WHICH VARIES IN AMPLITUDE IN PROPORTION TO THE HIGH FREQUENCY COMPONENTS OF INFORMATION WHICH IS RECORDED ON SAID INFORMATION STORAGE MEANS, AND MEANS FOR COUPLING A TRAIN OF THE GATED PULSES FOR RECORDING BY SAID RECORDING INSTRUMENT.
References Cited (Backward Citations)
US2435879A
Cited
US3045207A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-29 | 1969-05-31 | 1969-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-29 | 1973-05-31 | 1973-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-29 | 1977-05-31 | 1977-11-30 | $7700.00 | Window Closed / Lapsed |