US3371277A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Noise control in composite transmission systems
Assignee: SCANTLIN ELECTRONICS Inc
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Filing: 1965-07-26
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Granted: 1968-02-27
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Expires: 1985-07-26
Abstract
No abstract record available.
Inventors
- 👤 John R Scantlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:25
CPC Classifications
H; H04; H04L; H04L5/00; H04J; H04J9/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
THE A SYSTEM FOR TRANSMITTING INFORMATION IN BINARY FORM FROM A BINARY SOURCE AND AUDIO FREQUENCY INFORMATION FROM AN AUDIO SOURCE ON A SINGLE CARRIER, THE COMBINATION OF: MEANS FOR GENERATING A RADIO FREQUENCY CARRIER; MEANS FOR VARYING THE PHASE OF THE CARRIER AS A FUNCTION OF THE BINARY INFORMATION; MEANS FOR AMPLITUDE MODULATING THE CARRIER AS A FUNCTION OF THE AUDIO FREQUENCY INFORMATION; MEANS FOR DETERMINING WHEN THE MODULATION EXCEEDS PREDETERMINED LIMITS; MEANS FOR DELAYING TRANSMISSION OF THE BINARY INFORMATION; AND MEANS FOR TRANSMITTING CONTROL INSTRUCTIONS IN BINARY FORM IN PLACE OF THE BINARY INFORMATION.
Claim 2
Dependent Claim
96 words
THE A SYSTEM FOR TRANSMITTING INFORMATION IN BINARY FORM FROM A BINARY SOURCE AND AUDIO FREQUENCY INFORMATION FROM AN AUDIO SOURCE ON A SINGLE CARRIER, THE COMBINATION OF: MEANS FOR GENERATING A RADIO FREQUENCY CARRIER; MEANS FOR VARYING THE PHASE OF THE CARRIER AS A FUNCTION OF THE BINARY INFORMATION; MEANS FOR AMPLITUDE MODULATING THE CARRIER AS A FUNCTION OF THE AUDIO FREQUENCY INFORMATION; MEANS FOR DETERMINING WHEN THE MODULATION EXCEEDS PREDETERMINED LIMITS; MEANS FOR DELAYING TRANSMISSION OF THE BINARY INFORMATION; AND MEANS FOR TRANSMITTING CONTROL INSTRUCTIONS IN BINARY FORM IN PLACE OF THE BINARY INFORMATION.
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) | 1971-02-26 | 1971-08-28 | 1972-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-26 | 1975-08-28 | 1976-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-26 | 1979-08-28 | 1980-02-27 | $7700.00 | Window Closed / Lapsed |