Patent US2509389A successfully refreshed from Google Patents.
US3274340A
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Digital data multiplexing and demultiplexing
Assignee: ACF Industries Inc
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Filing: 1962-06-20
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Granted: 1966-09-20
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Expires: 1982-06-20
Abstract
No abstract record available.
Inventors
- 👤 Balderston John Michael
- 👤 Jr William G Burke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:02
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/00095; H04N1/00114; H04N1/00122; H04J; H04J3/00; H04J3/02; H04J3/06; H04J3/062; H04J3/0626; H04J3/0629; H04L; H04L5/00; H04L5/22; H04L5/24; H04L5/245; H04N1/001
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A MULTIPLEXING SYSTEM FOR DIGITAL DATA COMPRISING, A MULTIPLEXER HAVING A PLURALITY OF CHANNELS EACH HAVING AN INPUT REGISTCAPABLE OF STORING A PREDETERMINED NUMBER OF PULSES, DIFFERENT PULSE DATA SOURCES IN SAID CHANNELS EACH CONNECTED TO ONE OF SAID REGISTERS, A PLURALITY OF FIRST OUTPUT SHIFT REGISTERS EACH CONNECTED TO ONE INPUT REGISTER, A PLURALITY OF SECOND OUTPUT SHIFT REGISTERS EACH CONNECTED TO ONE INPUT REGISTER, EACH OUTPUT REGISTER HAVING A NUMBER OF STAGES CONNECTED IN SERIES AND CAPABLE OF STORING THE NUMBER OF PULSES STORED BY THE IMPUT REGISTER TO WHICH IT IS CONNECTED, SAID INPUT AND OUTPUT REGISTERS INCLUDING GATING MEANS CONNECTING THE INPUT REGISTER TO EACH STAGE OF THE FIRST AND SECOND OUTPUT REGISTERS SEPARATELY, ALL FIRST OUTPUT REGISTERS BEING CONNECTED IN SERIES ALL SECOND OUTPUT REGISTERS BEING CONNECTED IN SERIES, AN
Claim 2
Dependent Claim
135 words
A MULTIPLEXING SYSTEM FOR DIGITAL DATA COMPRISING, A MULTIPLEXER HAVING A PLURALITY OF CHANNELS EACH HAVING AN INPUT REGISTCAPABLE OF STORING A PREDETERMINED NUMBER OF PULSES, DIFFERENT PULSE DATA SOURCES IN SAID CHANNELS EACH CONNECTED TO ONE OF SAID REGISTERS, A PLURALITY OF FIRST OUTPUT SHIFT REGISTERS EACH CONNECTED TO ONE INPUT REGISTER, A PLURALITY OF SECOND OUTPUT SHIFT REGISTERS EACH CONNECTED TO ONE INPUT REGISTER, EACH OUTPUT REGISTER HAVING A NUMBER OF STAGES CONNECTED IN SERIES AND CAPABLE OF STORING THE NUMBER OF PULSES STORED BY THE IMPUT REGISTER TO WHICH IT IS CONNECTED, SAID INPUT AND OUTPUT REGISTERS INCLUDING GATING MEANS CONNECTING THE INPUT REGISTER TO EACH STAGE OF THE FIRST AND SECOND OUTPUT REGISTERS SEPARATELY, ALL FIRST OUTPUT REGISTERS BEING CONNECTED IN SERIES ALL SECOND OUTPUT REGISTERS BEING CONNECTED IN SERIES, AN
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) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |