US3272918A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for recording picture signals, obtained by scanning picture originals to be reproduced, with steadily variable reproduction scale
Assignee: Dr-Ing Rudolf Hell Kiel KG
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Filing: 1964-12-23
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Granted: 1966-09-13
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Expires: 1984-12-23
Abstract
No abstract record available.
Inventors
- 👤 Koll Roman
- 👤 Zeyen Fritz-Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:16
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/387; H04N1/393
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A METHOD OF RECORDING PICTURE SIGNALS OBTAINED BY SCANNING PICTURE ORIGINALS TO BE REPRODUCED, WITH CONTINUOUSLY VARIABLE REPRODUCTION SCALE, USING ROTATING DRUMS FOR TENSIONING THE PICTURE ORIGINAL AND THE RECORDING CARRIER, COMPRISING THE STEPS OF ROTATING THE DRUMS AT THE SAME SPEED, SCANNING A PICTURE ORIGINAL ON THE ONE DRUM TO TRANSLATE SUCH PICTURE ORIGINAL INTO A SERIES OF PICTURE SIGNALS, STORING THE PICTURE SIGNALS, READING OUT THE STORED PICTURE SIGNALS, RECORDING A PICTURE REPRODUCTION ON A RECORDING CARRIER ON THE DRUM BY MEANS OF SAID READ-OUT PICTURE SIGNALS, ADJUSTING THE RELATIVE SPEEDS AT WHICH THE STORAGE AND SUBSEQUENT READ-OUT OF THE PICTURE SIGNALS
Claim 2
Independent Claim
104 words
A METHOD OF RECORDING PICTURE SIGNALS OBTAINED BY SCANNING PICTURE ORIGINALS TO BE REPRODUCED, WITH CONTINUOUSLY VARIABLE REPRODUCTION SCALE, USING ROTATING DRUMS FOR TENSIONING THE PICTURE ORIGINAL AND THE RECORDING CARRIER, COMPRISING THE STEPS OF ROTATING THE DRUMS AT THE SAME SPEED, SCANNING A PICTURE ORIGINAL ON THE ONE DRUM TO TRANSLATE SUCH PICTURE ORIGINAL INTO A SERIES OF PICTURE SIGNALS, STORING THE PICTURE SIGNALS, READING OUT THE STORED PICTURE SIGNALS, RECORDING A PICTURE REPRODUCTION ON A RECORDING CARRIER ON THE DRUM BY MEANS OF SAID READ-OUT PICTURE SIGNALS, ADJUSTING THE RELATIVE SPEEDS AT WHICH THE STORAGE AND SUBSEQUENT READ-OUT OF THE PICTURE 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) | 1969-09-12 | 1970-03-14 | 1970-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-12 | 1974-03-14 | 1974-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-12 | 1978-03-14 | 1978-09-13 | $7700.00 | Window Closed / Lapsed |