US3462547A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Data processing system for signals obtained from a video scanner
Assignee: SRI International Inc
•
Filing: 1966-09-06
•
Granted: 1969-08-19
•
Expires: 1986-09-06
Abstract
No abstract record available.
Inventors
- 👤 Albert Macovski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:30
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/41
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
A SYSTEM FOR PROCESSING A PICTURE, CONSISTING OF A PLURALITY OF PICTURE ELEMENTS, TO PROVIDE OUTPUT SIGNALS REPRESENTING THE INTENSITY CHARACTERISTICS OF THE PICTURE ELEMENTS, COMPRISING: FIRST MEANS FOR CONVERTING THE INTENSITY CHARACTERISTICS OF EACH PICTURE ELEMENT INTO A PLURALITY OF SIGNALS, EACH SIGNAL BEING A FUNCTION OF THE AVERAGE INTENSITY OF A DIFFERENT PORTION OF SAID PICTURE ELEMENT; SECOND MEANS RESPONSIVE TO SAID PLURALITY OF SIGNALS FOR PROVIDING AN AVERAGE SIGNAL REPRESENTING THE AVERAGE INTENSITY OF SAID PICTURE ELEMENT; THIRD MEANS RESPONSIVE TO SAID PLURALITY OF SIGNALS FOR PROVIDING A FIRST SELECTED SIGNAL REPRESENTING THE AVERAGE INTENSITY OF ONE ELEMENT PORTION, THE AVERAGE INTENSITY OF SAID ONE ELEMENT PORTION HAVING A FIRST PRESELECTED RELATIONSHIP TO THE AVERAGE INTENSITIES OF THE OTHER PORTIONS OF SAID ELEMENT; AND OUTPUT MEANS RESPONSIVE TO SAID AVERAGE SIGNAL AND SAID FIRST SELECTED SIGNAL FOR PROVIDING AN OUTPUT SIG-
Claim 2
Independent Claim
144 words
A SYSTEM FOR PROCESSING A PICTURE, CONSISTING OF A PLURALITY OF PICTURE ELEMENTS, TO PROVIDE OUTPUT SIGNALS REPRESENTING THE INTENSITY CHARACTERISTICS OF THE PICTURE ELEMENTS, COMPRISING: FIRST MEANS FOR CONVERTING THE INTENSITY CHARACTERISTICS OF EACH PICTURE ELEMENT INTO A PLURALITY OF SIGNALS, EACH SIGNAL BEING A FUNCTION OF THE AVERAGE INTENSITY OF A DIFFERENT PORTION OF SAID PICTURE ELEMENT; SECOND MEANS RESPONSIVE TO SAID PLURALITY OF SIGNALS FOR PROVIDING AN AVERAGE SIGNAL REPRESENTING THE AVERAGE INTENSITY OF SAID PICTURE ELEMENT; THIRD MEANS RESPONSIVE TO SAID PLURALITY OF SIGNALS FOR PROVIDING A FIRST SELECTED SIGNAL REPRESENTING THE AVERAGE INTENSITY OF ONE ELEMENT PORTION, THE AVERAGE INTENSITY OF SAID ONE ELEMENT PORTION HAVING A FIRST PRESELECTED RELATIONSHIP TO THE AVERAGE INTENSITIES OF THE OTHER PORTIONS OF SAID ELEMENT; AND OUTPUT MEANS RESPONSIVE TO SAID AVERAGE SIGNAL AND SAID FIRST SELECTED SIGNAL FOR PROVIDING AN OUTPUT SIG-
References Cited (Backward Citations)
US2629011A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-18 | 1973-02-17 | 1973-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-18 | 1977-02-17 | 1977-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-18 | 1981-02-17 | 1981-08-19 | $7700.00 | Window Closed / Lapsed |