US3244059A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical signal accentuation
Assignee: Alden Research Foundation
•
Filing: 1960-07-22
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Granted: 1966-04-05
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Expires: 1980-07-22
Abstract
No abstract record available.
Inventors
- 👤 Frederick W Simpkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:49
CPC Classifications
G; G01; G01S; G01S17/00; G01S17/88; G01S17/95; Y; Y02; Y02A; Y02A90/00; Y02A90/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
IN A CEILOMETER INCLUDING A LIGHT BEAM PROJECTOR AND A PHOTOELECTRIC DETECTOR FOR SCANNING CLOUD FORMATIONS, SAID DETECTOR PRODUCING AN ELECTRICAL SIGNAL RISING TO A MAXIMUM AS CLOUD PORTIONS OF INCREASING DENSITY ARE SCANNED, AN ELECTRIC CIRCUIT FOR APPLYING SAID SIGNAL TO A RECORDER, SAID CIRCUIT COMPRISING AN INPUT CHANNEL FOR THE SIGNAL, MEANS FOR DETECTING THE MAXIMUM AMPLITUDE PORTION OF SAID SIGNAL, MEANS FOR AMPLIFYING THE DETECTED PORTION INDEPENDENTLY OF THE SIGNAL, AND MEANS FOR TRANSMITTING THE ENTIRE SIGNAL IN SUBSTANTIALLY ORIGINAL FORM AND FOR MIXING THE AMPLIFIED DETECTED PORTION AND TRANSMITTED SIGNAL THEREBY TO SUPERIMPOSE ON THE SIGNAL IN SUBSTANTIALLY ITS ORIGINAL FORM A DISTINCTIVE AMPLITUDE PORTION COINCIDENT WITH SAID MAXIMUM PORTION, WHEREBY THE RECORDED SIGNAL COMPRISES A DISTINCTIVE TRACE OF THE DENSEST CLOUD PORTIONS AS WELL AS OF THE CLOUD FORMATIONS SCANNED.
Claim 2
Dependent Claim
135 words
IN A CEILOMETER INCLUDING A LIGHT BEAM PROJECTOR AND A PHOTOELECTRIC DETECTOR FOR SCANNING CLOUD FORMATIONS, SAID DETECTOR PRODUCING AN ELECTRICAL SIGNAL RISING TO A MAXIMUM AS CLOUD PORTIONS OF INCREASING DENSITY ARE SCANNED, AN ELECTRIC CIRCUIT FOR APPLYING SAID SIGNAL TO A RECORDER, SAID CIRCUIT COMPRISING AN INPUT CHANNEL FOR THE SIGNAL, MEANS FOR DETECTING THE MAXIMUM AMPLITUDE PORTION OF SAID SIGNAL, MEANS FOR AMPLIFYING THE DETECTED PORTION INDEPENDENTLY OF THE SIGNAL, AND MEANS FOR TRANSMITTING THE ENTIRE SIGNAL IN SUBSTANTIALLY ORIGINAL FORM AND FOR MIXING THE AMPLIFIED DETECTED PORTION AND TRANSMITTED SIGNAL THEREBY TO SUPERIMPOSE ON THE SIGNAL IN SUBSTANTIALLY ITS ORIGINAL FORM A DISTINCTIVE AMPLITUDE PORTION COINCIDENT WITH SAID MAXIMUM PORTION, WHEREBY THE RECORDED SIGNAL COMPRISES A DISTINCTIVE TRACE OF THE DENSEST CLOUD PORTIONS AS WELL AS OF THE CLOUD FORMATIONS SCANNED.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |