Patent US3134852A successfully refreshed from Google Patents.
US3134852A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Color signal system
Assignee: General Electric Co
•
Filing: 1962-01-02
•
Granted: 1964-05-26
•
Expires: 1982-01-02
Abstract
No abstract record available.
Inventors
- 👤 Jr William E Glenn
- 👤 Robert L Watters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:27
CPC Classifications
H; H04; H04N; H04N9/00; H04N9/12; H04N9/16
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
123 words
A SYSTEM FOR PRODUCING RED AND BLUE COLOR COMPONENTS OF A COLOR TELEVISION SIGNAL FROM THE STANDARD COLOR TELEVISION SIGNAL INCLUDING A RED MINUS BLUE COMPONENT AND A COMPONENT WHICH IS PRIMARILY RED PLUS BLUE COMPRISING MEANS FOR GENERATING PLURAL LOCAL HIGH FREQUENCY COMPONENTS OF SEPARATE FREQUENCIES SUBSTANTIALLY HARMONICALLY RELATED AND HIGHER IN FREQUENCY THAN THE COLOR SUBCARRIER FREQUENCY, MEANS FOR DETECTING SAID RED MINUS BLUE AND RED PLUS BLUE COMPONENTS AND FOR MODULATING SAID LOCAL HIGH FREQUENCY COMPONENTS THEREWITH INCLUDING MEANS FOR ADDING SAID RED MINUS BLUE AND RED PLUS BLUE SIGNALS TO PRODUCE A COMPONENT CORRESPONDING TO ONE PARTICULAR COLOR AND FOR SUBTRACTING SAID RED MINUS BLUE AND RED PLUS BLUE SIGNALS TO PRODUCE ANOTHER COMPONENT CORRESPONDING TO ANOTHER PARTICULAR COLOR.
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) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |