US3083266A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vocoder apparatus
Assignee: AT&T Inc
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Filing: 1961-02-28
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Granted: 1963-03-26
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Expires: 1981-02-28
Abstract
No abstract record available.
Inventors
- 👤 Max V Mathews
- 👤 Joan E Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:09
CPC Classifications
G; G10; G10L; G10L19/00; G10L19/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
IN A VOCODER SPEECH TRANSMISSION SYSTEM, THE COMBINATION THAT COMPRISES A SOURCE OF A SPEECH WAVE, MEANS FOR DERIVING FROM SAID SPEECH WAVE A PLURALITY OF CONTROL SIGNALS INDICATIVE OF THE INFORMATION-BEARING CHARACTERISTICS OF SAID SPEECH WAVE, INCLUDING MEANS FOR MEASURING PERIODIC OSCILLATIONS IN THE SPECTRAL ENVELOPE OF SAID SPEECH WAVE TO OBTAIN A CONTROL SIGNAL INDICATIVE OF THE GLOTTAL DUTY CYCLE CHARACTERISTIC OF SAID SPEECH WAVE, MEANS FOR TRANSMITTING SAID PLURALITY OF CONTROL SIGNALS TO A RECEIVER STATION, AND A SAID RECEIVER STATION, MEANS FOR SYNTHESIZING AN ARTIFICIAL SPEECH WAVE FROM SAID TRANSMITTED CONTROL SIGNALS.
Claim 2
Dependent Claim
96 words
IN A VOCODER SPEECH TRANSMISSION SYSTEM, THE COMBINATION THAT COMPRISES A SOURCE OF A SPEECH WAVE, MEANS FOR DERIVING FROM SAID SPEECH WAVE A PLURALITY OF CONTROL SIGNALS INDICATIVE OF THE INFORMATION-BEARING CHARACTERISTICS OF SAID SPEECH WAVE, INCLUDING MEANS FOR MEASURING PERIODIC OSCILLATIONS IN THE SPECTRAL ENVELOPE OF SAID SPEECH WAVE TO OBTAIN A CONTROL SIGNAL INDICATIVE OF THE GLOTTAL DUTY CYCLE CHARACTERISTIC OF SAID SPEECH WAVE, MEANS FOR TRANSMITTING SAID PLURALITY OF CONTROL SIGNALS TO A RECEIVER STATION, AND A SAID RECEIVER STATION, MEANS FOR SYNTHESIZING AN ARTIFICIAL SPEECH WAVE FROM SAID TRANSMITTED CONTROL SIGNALS.
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) | 1966-03-25 | 1966-09-24 | 1967-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-25 | 1970-09-24 | 1971-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-25 | 1974-09-24 | 1975-03-26 | $7700.00 | Window Closed / Lapsed |