US3299204A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Television and like data transmission systems
Assignee: National Research Development Corp UK
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Filing: 1963-06-26
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Granted: 1967-01-17
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Expires: 1983-06-26
Abstract
No abstract record available.
Inventors
- 👤 Cherry Edward Colin
- 👤 Pearson Donald Edwin
- 👤 Barton Marcus Paul
- 👤 Kubba Muthanna Hussain
- 👤 Voelcker Herbert Bernhardt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:50
CPC Classifications
H; H04; H04N; H04N19/00; H04N19/50; H04N19/59
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
193 words
A SIGNAL TRANSMISSION SYSTEM HAVING A TRANSMISSION CHANNEL, A SOURCE OF AN INFORMATION SIGNAL, A DETAIL DETECTOR UNIT FOR ESTIMATING THE DETAIL CONTENT OF THE INFORMATION SIGNAL CONTINUOUSLY AND FOR PROVIDING A CORRESPONDING DETAIL LEVEL SIGNAL, A SAMPLING UNIT SUPPLIED WITH THE INFORMATION SIGNAL AND CONTROLLED BY THE DETAIL LEVEL SIGNAL TO PROVIDE EVALUATION OF THE INFORMATION SIGNAL AMPLITUDE AT DISCRETE SAMPLING INSTANTS, THE INTERVAL BETWEEN ANY TWO CONSECUTIVE SAMPLING INSTANTS BEING CHOSEN FROM A PLURALITY OF PREDETERMINED SAMPLING INTERVALS DEFINING A PLURALITY OF DIFFERENT INFORMATION SIGNAL SAMPLING RATES, THE CHOICE OF THE SAMPLING RATE BEING DETERMINED BY THE DETAIL LEVEL SIGNAL, A FIRST MULTI-STAGE STORE FOR STORING INFORMATION ABOUT THE SAMPLES OF THE INFORMATION SIGNAL AMPLITUDE, MEANS FOR EXTRACTING FROM THE FIRST STORE SAID INFORMATION ABOUT SAID SAMPLES AT A FIRST EXTRACTION RATE, MEANS FOR SUPPLYING SAID INFORMATION ABOUT SAID SAMPLES, EXTRACTED FROM THE FIRST STORE, TO SAID TRANSMISSIAN CHANNEL, A SECOND MULTIPLE STAGE STORE FOR STORING INFORMATION ABOUT THE SAMPLE SUPPLY RATE DEFINING THE INTERVALS BETWEEN SUCCESSIVE SAMPLES OF THE INFORMATION SIGNAL, MEANS FOR EXTRACTING FROM THE SECOND STORE THE INFORMATION STORED THEREIN AT A SECOND EXTRACTION RATE, MEANS FOR SUPPLYING
Claim 2
Dependent Claim
193 words
A SIGNAL TRANSMISSION SYSTEM HAVING A TRANSMISSION CHANNEL, A SOURCE OF AN INFORMATION SIGNAL, A DETAIL DETECTOR UNIT FOR ESTIMATING THE DETAIL CONTENT OF THE INFORMATION SIGNAL CONTINUOUSLY AND FOR PROVIDING A CORRESPONDING DETAIL LEVEL SIGNAL, A SAMPLING UNIT SUPPLIED WITH THE INFORMATION SIGNAL AND CONTROLLED BY THE DETAIL LEVEL SIGNAL TO PROVIDE EVALUATION OF THE INFORMATION SIGNAL AMPLITUDE AT DISCRETE SAMPLING INSTANTS, THE INTERVAL BETWEEN ANY TWO CONSECUTIVE SAMPLING INSTANTS BEING CHOSEN FROM A PLURALITY OF PREDETERMINED SAMPLING INTERVALS DEFINING A PLURALITY OF DIFFERENT INFORMATION SIGNAL SAMPLING RATES, THE CHOICE OF THE SAMPLING RATE BEING DETERMINED BY THE DETAIL LEVEL SIGNAL, A FIRST MULTI-STAGE STORE FOR STORING INFORMATION ABOUT THE SAMPLES OF THE INFORMATION SIGNAL AMPLITUDE, MEANS FOR EXTRACTING FROM THE FIRST STORE SAID INFORMATION ABOUT SAID SAMPLES AT A FIRST EXTRACTION RATE, MEANS FOR SUPPLYING SAID INFORMATION ABOUT SAID SAMPLES, EXTRACTED FROM THE FIRST STORE, TO SAID TRANSMISSIAN CHANNEL, A SECOND MULTIPLE STAGE STORE FOR STORING INFORMATION ABOUT THE SAMPLE SUPPLY RATE DEFINING THE INTERVALS BETWEEN SUCCESSIVE SAMPLES OF THE INFORMATION SIGNAL, MEANS FOR EXTRACTING FROM THE SECOND STORE THE INFORMATION STORED THEREIN AT A SECOND EXTRACTION RATE, MEANS FOR SUPPLYING
References Cited (Backward Citations)
US3006991A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |