US3296368A
Expired / Lapsed
US
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Non-linear optical system
Assignee: International Business Machines Corp
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Filing: 1964-03-16
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Granted: 1967-01-03
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Expires: 1984-03-16
Abstract
No abstract record available.
Inventors
- 👤 Adolf W Lohmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:53
CPC Classifications
H; H04; H04B; H04B10/00; G; G01; G01N; G01N21/00; G01N21/17; G01N21/59; G01N21/5907; G01N21/5911; H04N; H04N1/00; H04N1/40; H04N1/405; H04N1/4055; H04N1/4056
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
159 words
A DEVICE FOR GENERATING OPTICAL SIGNALS, COMPRISING: MEANS FOR GENERATING FIRST LIGHT SIGNALS WHEREIN INFORMATION IS INDICATED BY VARIATIONS IN INTENSITY AND TIME, SAID VARIATIONS IN TIME BEING INDICATIVE OF VARIATIONS IN POSITION; MEANS FOR CHANGING SAID FIRST LIGHT SIGNALS INTO AN OPTICAL DISPLAY WHEREIN SAID VARIATIONS IN INTENSITY ARE DISPLAYED AS VARIATIONS IN A Y COORDINATE AND SAID VARIATIONS IN TIME ARE DISPLAYED AS VARIATIONS IN AN X COORDINATE; A MASK HAVING SPATIALLY VARIANT TRANSMISSIVITY, SAID MASK BEING POSITIONED IN FRONT OF SAID DISPLAY, WHEREBY A SECOND LIGHT SIGNAL IS GENERATED WHEREIN INFORMATION IS INDICATED BY VARIATIONS IN INTENSITY AND TIME; AND MEANS FOR CHANGING SAID SECOND LIGHT SIGNAL INTO SECOND OPTICAL DISPLAY WHEREIN VARIATIONS IN TIME ARE INDICATED AS VARIATIONS IN DISPLACEMENT; AND VARIATIONS IN INTENSITY ARE AGAIN INDICATED AS VARIATIONS IN INTENSITY, WHEREBY SAID SECOND DISPLAY REPRESENTS A FUNCTION OF SAID FIRST LIGHT SIGNAL, THE PARTICULAR FUNCTION BEING DEPENDENT ON THE SPATIAL VARIANCE OF SAID MASK.
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) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |