Patent US3244810A successfully refreshed from Google Patents.
US3244810A
Expired / Lapsed
US
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Intercept scanning system
Assignee: Dage Bell Corp
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Filing: 1962-11-01
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Granted: 1966-04-05
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Expires: 1982-11-01
Abstract
No abstract record available.
Inventors
- 👤 David A Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:53
CPC Classifications
H; H04; H04N; H04N3/00; H04N3/10; H04N3/30; H04N3/32; G; G06; G06V; G06V10/00; G06V10/40; G06V10/42; G06V10/421
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
IN A SYSTEM FOR DETERMINING CHARACTERISTICS OF AN IMAGE IN AN IMAGE AREA, MEANS FOR SCANNING SAID IMAGE AREA WITH A SPOT MOVING IN A LINE PATTERN AT A CERTAIN LINE RATE TO PRODUCE A VIDEO SIGNAL, TIMING MEANS RESPONSIVE TO A CHANGE IN SAID VIDEO SIGNAL PRODUCED BY AN INITIAL INTERCEPT OF AN IMAGE BY SAID SPOT AND ARRANGED TO DEVELOP AN OUTPUT SIGNAL AFTER A CERTAIN TIME INTERVAL ON THE ORDER OF A SCANNING LINE INTERVAL, MEANS INCLUDING INTERROGATION GATE MEANS RESPONSIVE TO COINCIDE OF SAID OUTPUT SIGNAL AND A VIDEO SIGNAL OF AT LEAST A CERTAIN AMPLITUDE FOR CONTINUING OPERATION OF SAID TIMING MEANS, AND COUNTER MEANS RESPONSIVE TO SAID OUTPUT SIGNAL.
Claim 2
Dependent Claim
115 words
IN A SYSTEM FOR DETERMINING CHARACTERISTICS OF AN IMAGE IN AN IMAGE AREA, MEANS FOR SCANNING SAID IMAGE AREA WITH A SPOT MOVING IN A LINE PATTERN AT A CERTAIN LINE RATE TO PRODUCE A VIDEO SIGNAL, TIMING MEANS RESPONSIVE TO A CHANGE IN SAID VIDEO SIGNAL PRODUCED BY AN INITIAL INTERCEPT OF AN IMAGE BY SAID SPOT AND ARRANGED TO DEVELOP AN OUTPUT SIGNAL AFTER A CERTAIN TIME INTERVAL ON THE ORDER OF A SCANNING LINE INTERVAL, MEANS INCLUDING INTERROGATION GATE MEANS RESPONSIVE TO COINCIDE OF SAID OUTPUT SIGNAL AND A VIDEO SIGNAL OF AT LEAST A CERTAIN AMPLITUDE FOR CONTINUING OPERATION OF SAID TIMING MEANS, AND COUNTER MEANS RESPONSIVE TO SAID OUTPUT SIGNAL.
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) | 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 |