US3278860A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Amplitude-stabilized oscillatory system
Assignee: Revvity Inc
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Filing: 1965-02-05
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Granted: 1966-10-11
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Expires: 1985-02-05
Abstract
No abstract record available.
Inventors
- 👤 Winn Ray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:07
CPC Classifications
H; H03; H03L; H03L5/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
AN OSCILLATOR FOR GENERATING OSCILLATIONS AT ITS OUTPUT AND INCLUDING A CONTROL ELEMENT FOR LIMITING THE AMPLITUDE OF SAID OSCILLATIONS; CIRCUIT MEANS COUPLED TO SAID OUTPUT FOR PRODUCING A DEMODULATING SIGNAL; A DEMODULATOR COUPLED TO SAID OUTPUT AND TO THE OUTPUT OF SAID CIRCUIT MEANS FOR SYNCHRONOUSLY DEMODULATING SAID OSCILLATIONS; A CURRENT REFERENCE SOURCE COUPLED TO THE OUTPUT OF SAID DEMODULATOR AND OPPOSING THE CURRENT OUTPUT THEREOF; MEANS FOR AMPLIFYING THE DIFFERENCE IN CURRENT BETWEEN SAID SOURCE AND SAID DEMODULATOR; AND CIRCUIT MEANS COUPLED TO SAID AMPLIFYING MEANS, THE OUTPUT OF SAID OSCILLATOR AND SAID CONTROL ELEMENT TO COUPLE SAID CURRENT DIFFERERENCE TO SAID CONTROL ELEMENT, THEREBY TO REDUCE SAID CURRENT DIFFERENCE TO ZERO.
Claim 2
Dependent Claim
114 words
AN OSCILLATOR FOR GENERATING OSCILLATIONS AT ITS OUTPUT AND INCLUDING A CONTROL ELEMENT FOR LIMITING THE AMPLITUDE OF SAID OSCILLATIONS; CIRCUIT MEANS COUPLED TO SAID OUTPUT FOR PRODUCING A DEMODULATING SIGNAL; A DEMODULATOR COUPLED TO SAID OUTPUT AND TO THE OUTPUT OF SAID CIRCUIT MEANS FOR SYNCHRONOUSLY DEMODULATING SAID OSCILLATIONS; A CURRENT REFERENCE SOURCE COUPLED TO THE OUTPUT OF SAID DEMODULATOR AND OPPOSING THE CURRENT OUTPUT THEREOF; MEANS FOR AMPLIFYING THE DIFFERENCE IN CURRENT BETWEEN SAID SOURCE AND SAID DEMODULATOR; AND CIRCUIT MEANS COUPLED TO SAID AMPLIFYING MEANS, THE OUTPUT OF SAID OSCILLATOR AND SAID CONTROL ELEMENT TO COUPLE SAID CURRENT DIFFERERENCE TO SAID CONTROL ELEMENT, THEREBY TO REDUCE SAID CURRENT DIFFERENCE TO ZERO.
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) | 1969-10-10 | 1970-04-11 | 1970-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-10 | 1974-04-11 | 1974-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-10 | 1978-04-11 | 1978-10-11 | $7700.00 | Window Closed / Lapsed |