US3301943A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Color television receiver biasing arrangement
Assignee: Motorola Solutions Inc
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Filing: 1964-09-29
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Granted: 1967-01-31
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Expires: 1984-09-29
Abstract
No abstract record available.
Inventors
- 👤 Robert B Hansen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:33
CPC Classifications
H; H04; H04N; H04N9/00; H04N9/12; H04N9/16; H04N9/18; H04N9/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
IN A COLOR TELEVISION RECEIVER, VIDEO AMPLIFIER MEANS HAVING AN OUTPUT TERMINAL, COLOR DEMODULATOR MEANS HAVING A PLURALITY OF OUTPUT TERMINALS, A COLOR CATHODE RAY TUBE HAVING A PLURALITY OF CATHODES AND ASSOCIATED CONTROL GRIDS, DIRECT CURRENT COUPLING MEANS BETWEEN SAID COLOR DEMODULATOR MEANS OUTPUT TERMINALS AND SAID CONTROL GRIDS, AND COUPLING MEANS CONNECTED BETWEEN SAID OUTPUT TERMINAL OF SAID VIDEO AMPLIFIER MEANS AND SAID CATHODES FOR PROVIDING DIRECT CURRENT SIGNAL COUPLING WHILE BIASING SAID CATHODES AT A HIGHER POSITIVE POTENTIAL LEVEL THAN THAT OF SAID OUTPUT TERMINAL OF SAID VIDEO AMPLIFIER MEANS.
Claim 2
Dependent Claim
93 words
IN A COLOR TELEVISION RECEIVER, VIDEO AMPLIFIER MEANS HAVING AN OUTPUT TERMINAL, COLOR DEMODULATOR MEANS HAVING A PLURALITY OF OUTPUT TERMINALS, A COLOR CATHODE RAY TUBE HAVING A PLURALITY OF CATHODES AND ASSOCIATED CONTROL GRIDS, DIRECT CURRENT COUPLING MEANS BETWEEN SAID COLOR DEMODULATOR MEANS OUTPUT TERMINALS AND SAID CONTROL GRIDS, AND COUPLING MEANS CONNECTED BETWEEN SAID OUTPUT TERMINAL OF SAID VIDEO AMPLIFIER MEANS AND SAID CATHODES FOR PROVIDING DIRECT CURRENT SIGNAL COUPLING WHILE BIASING SAID CATHODES AT A HIGHER POSITIVE POTENTIAL LEVEL THAN THAT OF SAID OUTPUT TERMINAL OF SAID VIDEO AMPLIFIER MEANS.
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) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |