US3222670A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Data processing
Assignee: Individual
•
Filing: 1961-10-13
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Granted: 1965-12-07
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Expires: 1981-10-13
Abstract
No abstract record available.
Inventors
- 👤 Harel Abraham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:31
CPC Classifications
H; H03; H03M; H03M1/00; H03M1/12; H03M1/1205
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
AN ANALOG-TO-DIGITAL CONVERTER COMPRISING, IN COMBINATION, A CYLICAL RECORDING MEDIUM WHICH IS OPERATIVE AT A SPEED ADEQUATE TO RECORD A GIVEN HIGH FREQUENCY ANALOG SIGNAL; MEANS FOR RECORDING SAID SIGNAL ON SAID MEDIUM IN NOT MORE THAN ONE CYCLE OF THE MEDIUM; AND AN ANALOG-TO-DIGITAL CONVERTER MEANS WHICH IS OPERATIVE AT A SPEED SUBSTANTIALLY SLOWER THAN THAT REQUIRED TO CONVERT THE HIGHER FREQUENCY COMPONENTS OF THE SIGNAL TO DIGITAL FORM FOR INTERLACING CONVERTING THE ENTIRE RECORD SIGNAL TO DIGITAL DATA AND RECORDING THE DIGITAL DATA ON THE MEDIUM, BOTH DURING A PERIOD SUBSTANTIALLY GREATER THAN THAT REQUIRED TO RECORD AND SIGNAL.
Claim 2
Dependent Claim
101 words
AN ANALOG-TO-DIGITAL CONVERTER COMPRISING, IN COMBINATION, A CYLICAL RECORDING MEDIUM WHICH IS OPERATIVE AT A SPEED ADEQUATE TO RECORD A GIVEN HIGH FREQUENCY ANALOG SIGNAL; MEANS FOR RECORDING SAID SIGNAL ON SAID MEDIUM IN NOT MORE THAN ONE CYCLE OF THE MEDIUM; AND AN ANALOG-TO-DIGITAL CONVERTER MEANS WHICH IS OPERATIVE AT A SPEED SUBSTANTIALLY SLOWER THAN THAT REQUIRED TO CONVERT THE HIGHER FREQUENCY COMPONENTS OF THE SIGNAL TO DIGITAL FORM FOR INTERLACING CONVERTING THE ENTIRE RECORD SIGNAL TO DIGITAL DATA AND RECORDING THE DIGITAL DATA ON THE MEDIUM, BOTH DURING A PERIOD SUBSTANTIALLY GREATER THAN THAT REQUIRED TO RECORD AND SIGNAL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |