US3311707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Time assignment speech interpolation system
Assignee: Associated Electrical Industries Ltd
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Filing: 1963-06-26
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Granted: 1967-03-28
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Expires: 1983-06-26
Abstract
No abstract record available.
Inventors
- 👤 Urquhart-Pullen David Ian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:51
CPC Classifications
H; H04; H04J; H04J3/00; H04J3/17; H04J3/177; H04J3/175; H04J3/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
IN A MULTIPLEX TRANSMISSION SYSTEM HAVING A SMALLER NUMBER OF TRANSMISSION CHANNELS THAN INFORMATION CHANNELS, A TRANSMITTER, SIGNAL STORAGE MEANS IN SAID TRANSMITTER, MEANS FOR WRITING SIGNALS FROM EACH OF THE INFORMATION CHANNELS INTO THE STORE IN RECURRENT CYCLES AND MEANS FOR READING FROM THE STORE INFORMATION TO BE TRANSMITTED DURING THE INTERVALS BETWEEN THE WRITING CYCLES, TOGETHER WITH CHANNEL SELECTION MEANS INCLUDING MEANS FOR INTERROGATING EACH CHANNEL DURING WRITING, A FIRST DEVICE WHICH IS SET IF THE CHANNEL CARRIES INFORMATION DURING THE PRESENT CYCLE, A SECOND DEVICE WHICH IS SET BY THE FIRST DEVICE AND RETAINS ITS SETTING UNTIL THE NEXT CYCLE AND MEANS FOR READING FROM THE STORE SIGNALS OF THOSE INFORMATION CHANNELS WHEREOF BOTH ASSOCIATED DEVICES ARE IN THE SET STATE.
Claim 2
Dependent Claim
124 words
IN A MULTIPLEX TRANSMISSION SYSTEM HAVING A SMALLER NUMBER OF TRANSMISSION CHANNELS THAN INFORMATION CHANNELS, A TRANSMITTER, SIGNAL STORAGE MEANS IN SAID TRANSMITTER, MEANS FOR WRITING SIGNALS FROM EACH OF THE INFORMATION CHANNELS INTO THE STORE IN RECURRENT CYCLES AND MEANS FOR READING FROM THE STORE INFORMATION TO BE TRANSMITTED DURING THE INTERVALS BETWEEN THE WRITING CYCLES, TOGETHER WITH CHANNEL SELECTION MEANS INCLUDING MEANS FOR INTERROGATING EACH CHANNEL DURING WRITING, A FIRST DEVICE WHICH IS SET IF THE CHANNEL CARRIES INFORMATION DURING THE PRESENT CYCLE, A SECOND DEVICE WHICH IS SET BY THE FIRST DEVICE AND RETAINS ITS SETTING UNTIL THE NEXT CYCLE AND MEANS FOR READING FROM THE STORE SIGNALS OF THOSE INFORMATION CHANNELS WHEREOF BOTH ASSOCIATED DEVICES ARE IN THE SET STATE.
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) | 1970-03-27 | 1970-09-26 | 1971-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-27 | 1974-09-26 | 1975-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-27 | 1978-09-26 | 1979-03-28 | $7700.00 | Window Closed / Lapsed |