Patent US3099710A successfully refreshed from Google Patents.
US3099710A
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Method and apparatus for recording and reproducing electrical signals
Assignee: Robert Bosch Fernsehanlagen GmbH
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Filing: 1961-06-26
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Granted: 1963-07-30
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Expires: 1981-06-26
Abstract
No abstract record available.
Inventors
- 👤 Moller Rolf
- 👤 Tretner Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:25
CPC Classifications
G; G03; G03G; G03G13/00; G03G13/06; G03G13/08; G03G15/00; G03G15/04; G03G15/04036; G03G15/04045; G03G15/22; G03G15/221; H; H04; H04N; H04N5/00; H04N5/76; H04N5/80
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
109 words
A METHOD OF REPRODUCING ELECTRICAL SIGNALS FROM A RECORD CARRIER COMPRISING A SEQUENTIAL PATTERN OF SURFACE ELEMENTS CARRYING, RESPECTIVELY, DEPOSITS OF MATERIAL DIFFERING FROM THE CARRIER BY ITS CAPACITY OF RESPONDING TO ENERGY RADIATION IMPINGING THEREON BY EMITTING CORRESPONDING AMOUNTS OF ENERGY, THE RELATIVE ARRANGEMENT OF SAID SURFACE ELEMENTS REPRESENTING A RECORDED ELECTRICAL SIGNAL, COMPRISING THE STEPS OF: SCANNING FOR REPRODUCTION THE RECORD CARRIER MEMBER BY SEQUENTIALLY EXPOSING SAID MATERIAL CARRIED ON SAID SURFACE ELEMENTS TO A BEAM OF ENERGY RADIATION; AND DERIVING AN OUTPUT SIGNAL FROM ENERGY PULSES EMITTED BY SAID PATTERN OF SURFACE ELEMENTS CARRYING SAID MATERIAL, IN RESPONSE TO SAID BEAM OF ENERGY RADIATION IMPINGING THEREON.
References Cited (Backward Citations)
US2716048A
Cited
US2976354A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-29 | 1967-01-28 | 1967-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-29 | 1971-01-28 | 1971-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-29 | 1975-01-28 | 1975-07-30 | $7700.00 | Window Closed / Lapsed |