Patent US3084212A successfully refreshed from Google Patents.
US3084212A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Narrow-gate pulsing of post deflection color tube
Assignee: Chromatic Television Laboratories Inc
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Filing: 1956-04-27
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Granted: 1963-04-02
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Expires: 1976-04-27
Abstract
No abstract record available.
Inventors
- 👤 Raibourn Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:53
CPC Classifications
H; H04; H04N; H04N9/00; H04N9/12; H04N9/16; H04N9/22; H04N9/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
THE METHOD OF DISPLAYING COLOR TELEVISION SIGNALS OF THE COLOR SUBCARRIER TYPE WHICH COMPRISES INTENSITY MODULATING A CATHODE-RAY BEAM WITH THE COMBINED LUMINANCE VIDEO AND CHROMINANCE COLOR SUBCARRIER SIDE BANDS IN SAID SIGNALS, MEASURING THE AMPLITUDE OF LOW FREQUENCY COMPONENTS IN SAID SIDE BANDS, REDUCING THE INTENSITY OF SAID BEAM FOR INTERVALS CYCLICALLY OVER THE COLOR SUBCARRIER CYCLE AT PHASES THEREOF SIMILARLY REFERABLE TO THE COLORS COMPLEMENTARY TO THE PRIMARY COLORS EMPLOYED IN SAID SIGNALS, VARYING THE TIME DURATION OF SAID INTERVALS DIRECTLY WITH THE AMPLITUDE OF SAID COMPONENTS, DEFLECTING SAID BEAM IN A PATTERN OF LINES AND FRAMES ACROSS A DISPLAY SURFACE TO TRACE THEREON A RASTER, AND SUPPLEMEN-
Claim 2
Independent Claim
110 words
THE METHOD OF DISPLAYING COLOR TELEVISION SIGNALS OF THE COLOR SUBCARRIER TYPE WHICH COMPRISES INTENSITY MODULATING A CATHODE-RAY BEAM WITH THE COMBINED LUMINANCE VIDEO AND CHROMINANCE COLOR SUBCARRIER SIDE BANDS IN SAID SIGNALS, MEASURING THE AMPLITUDE OF LOW FREQUENCY COMPONENTS IN SAID SIDE BANDS, REDUCING THE INTENSITY OF SAID BEAM FOR INTERVALS CYCLICALLY OVER THE COLOR SUBCARRIER CYCLE AT PHASES THEREOF SIMILARLY REFERABLE TO THE COLORS COMPLEMENTARY TO THE PRIMARY COLORS EMPLOYED IN SAID SIGNALS, VARYING THE TIME DURATION OF SAID INTERVALS DIRECTLY WITH THE AMPLITUDE OF SAID COMPONENTS, DEFLECTING SAID BEAM IN A PATTERN OF LINES AND FRAMES ACROSS A DISPLAY SURFACE TO TRACE THEREON A RASTER, AND SUPPLEMEN-
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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) | 1966-04-01 | 1966-10-01 | 1967-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-01 | 1970-10-01 | 1971-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-01 | 1974-10-01 | 1975-04-02 | $7700.00 | Window Closed / Lapsed |