Patent US3256502A successfully refreshed from Google Patents.
US3256502A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sync pulse separating and agc circuitry
Assignee: GTE Sylvania Inc
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Filing: 1964-02-28
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Granted: 1966-06-14
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Expires: 1984-02-28
Abstract
No abstract record available.
Inventors
- 👤 Richard A Momberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:07
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/14; H04N5/21; H04N5/213
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
IN A TELEVISION RECEIVER FOR UTILIZING A COMPOSITE SIGNAL WHICH INCLUDES SYNCHRONIZING PULSES AND MAY INCLUDE NOISE PULSES OF GREATER AMPLITUDE THAN THE SYNCHRONIZING PULSES, A SEPARATING MEANS AND AN AGC MEANS COUPLED TO SOURCE OF COMPOSITE SIGNALS AND INCLUDING A TRANSISTOR MEANS COUPLED TO A SOURCE OF OPPOSITELY PHASED COMPOSITE SIGNALS AND BIASED TO REDUCE CURRENT FLOW THERETHROUGH IN RESPONSE TO SIGNALS OF GREATER AMPLITUDE THAN THE AMPLITUDE OF SAID SYNCHRONIZING PULSES, SAID TRANSIS-
Claim 2
Dependent Claim
75 words
IN A TELEVISION RECEIVER FOR UTILIZING A COMPOSITE SIGNAL WHICH INCLUDES SYNCHRONIZING PULSES AND MAY INCLUDE NOISE PULSES OF GREATER AMPLITUDE THAN THE SYNCHRONIZING PULSES, A SEPARATING MEANS AND AN AGC MEANS COUPLED TO SOURCE OF COMPOSITE SIGNALS AND INCLUDING A TRANSISTOR MEANS COUPLED TO A SOURCE OF OPPOSITELY PHASED COMPOSITE SIGNALS AND BIASED TO REDUCE CURRENT FLOW THERETHROUGH IN RESPONSE TO SIGNALS OF GREATER AMPLITUDE THAN THE AMPLITUDE OF SAID SYNCHRONIZING PULSES, SAID TRANSIS-
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-13 | 1969-12-13 | 1970-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-13 | 1973-12-13 | 1974-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-13 | 1977-12-13 | 1978-06-14 | $7700.00 | Window Closed / Lapsed |