US3197705A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Modulator shaper for frequency shift transmitter
Assignee: Individual
•
Filing: 1962-04-25
•
Granted: 1965-07-27
•
Expires: 1982-04-25
Abstract
No abstract record available.
Inventors
- 👤 Moude Homer H Da
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:16
CPC Classifications
H; H04; H04L; H04L27/00; H04L27/10
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
103 words
APPARATUS FOR SHAPING A PHASE-MODULATOR INPUT SIGNAL SO THAT PHASE IS EITHER SHIFTED LINEARLY WITH RESPECT TO TIME OR NOT SHIFTED AT ALL, SAID SIGNAL TO BE SHAPED BEING A BINARY-CODED SINGAL, COMPRISING DIFFERENTIATING MEANS FOR CONVERTING SAID BINARY-CODED SIGNAL TO VOLTAGE SPIKES, MEANS FOR AMPLIFYING SAID VOLTAGE SPIKES, MEANS FOR COUPLING SAID DIFFERENTIATING MEANS TO SAID AMPLIFYING MEANS, AN INTEGRATOR, A BISTABLE PULSE GENERATOR COUPLED BETWEEN SAID AMPLIFYING MEANS AND SAID INTEGRATOR, MEANS COUPLED TO SAID INTEGRATOR FOR CONVERTING THE OUTPUT SIGNAL OF SAID INTEGRATOR TO AN ALTERNATING CURRENT SIGNAL, AND MEANS FOR APPLYING SAID ALTERNATING CURRENT SIGNAL TO SAID PHASE-MODULATOR INPUT.
References Cited (Backward Citations)
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US2802941A
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US2924712A
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US3072854A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |