US3189873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scanning pattern normalizer
Assignee: Control Data Corp
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Filing: 1962-08-09
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Granted: 1965-06-15
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Expires: 1982-08-09
Abstract
No abstract record available.
Inventors
- 👤 Rabinow Jacob
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:33
CPC Classifications
G; G06; G06V; G06V10/00; G06V10/10; G06V10/20; G06V10/32
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
114 words
IN A SCAN SYSTEM FOR CHARACTERS WHERE AN UNKNOWN CHARACTER IS EXAMINED ALONG ADJACENT LINES AND AT DISCRETE POINTS OF EACH LINE, THE IMPROVEMENT COMPRISING MEANS TO MEASURE THE HEIGHT OF AN UNKNOWN CHARACTER AND PROVIDE A HEIGHT SIGNAL CORRESPONDING TO THE ACTUAL HEIGHT OF THE IMAGE OF THE CHARACTER, MEANS TO PROVIDE SAMPLE TIMING SIGNALS, MEANS RESPONSIVE TO SAID HEIGHT SIGNAL FOR ADJUSTING SAID SAMPLE-TIMING-SIGNALS-PROVIDING MEANS TO CORRESPOND THERETO, MEANS TO MEASURE THE WIDTH OF THE UNKNOWN CHARACTER AND PROVIDE A WIDTH SIGNAL, AND MEANS RESPONSIVE TO SAID WIDTH SIGNAL FOR PROVIDING A PRE-DETERMINED NUMBER OF SAID LINES TO CORRESPOND TO THE WIDTH OF THE UNKNOWN CHARACTER SO THAT EACH UNKNOWN CHARACTER IS
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) | 1968-06-14 | 1968-12-14 | 1969-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-14 | 1972-12-14 | 1973-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-14 | 1976-12-14 | 1977-06-15 | $7700.00 | Window Closed / Lapsed |