US3226482A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Selective transmission of priority coded message signals
Assignee: International Standard Electric Corp
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Filing: 1961-09-21
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Granted: 1965-12-28
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Expires: 1981-09-21
Abstract
No abstract record available.
Inventors
- 👤 Wright Esmond Philip Goodwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:50
CPC Classifications
H; H04; H04M; H04M11/00; H04M11/06; H04M11/064; H04J; H04J3/00; H04J3/16; H04J3/1682
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
A TIME DIVISION MULTIPLEX SYSTEM COMPRISING A PLURALITY OF CHANNELS DEFINED BY RECURRING TIME SLOTS, A PLURRALITY OF SOURCES OF INTELLIGENCE SIGNALS HAVING EITHER HIGH OR LOW PRIORITY STATUS, MEANS RESPONSIVE TO SAID SOURCES FOR PROVIDING PULSE SIGNAL SAMPLES MODULATED ACCORDING TO SAID INTELLIGENCE AND CODED ACCORDING TO THE PRIORITY OF THE SIGNAL SOURCE, MEANS RESPONSIVE TO SAID PRIORITY SIGNALS FOR DEVELOPING A CRITERIA SIGNAL WHICH RISES OR FALLS TO REPRESENT THE GENERAL LEVEL OF PRIORITY STATUS OF THE SAMPLES BEING PRESENTED FOR TRANSMISSION, MEANS FOR NORMALLY ASSIGNING SAID CHANNELS TO THE TRANSMISSION OF THE HIGH PRIORITY SAMPLES, AND MEANS RESPONSIVE TO THE FALL OF SAID
Claim 2
Dependent Claim
106 words
A TIME DIVISION MULTIPLEX SYSTEM COMPRISING A PLURALITY OF CHANNELS DEFINED BY RECURRING TIME SLOTS, A PLURRALITY OF SOURCES OF INTELLIGENCE SIGNALS HAVING EITHER HIGH OR LOW PRIORITY STATUS, MEANS RESPONSIVE TO SAID SOURCES FOR PROVIDING PULSE SIGNAL SAMPLES MODULATED ACCORDING TO SAID INTELLIGENCE AND CODED ACCORDING TO THE PRIORITY OF THE SIGNAL SOURCE, MEANS RESPONSIVE TO SAID PRIORITY SIGNALS FOR DEVELOPING A CRITERIA SIGNAL WHICH RISES OR FALLS TO REPRESENT THE GENERAL LEVEL OF PRIORITY STATUS OF THE SAMPLES BEING PRESENTED FOR TRANSMISSION, MEANS FOR NORMALLY ASSIGNING SAID CHANNELS TO THE TRANSMISSION OF THE HIGH PRIORITY SAMPLES, AND MEANS RESPONSIVE TO THE FALL OF SAID
References Cited (Backward Citations)
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Cited
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US2506437A
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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) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |