US3182292A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Noise-rejecting counter circuit
Assignee: LINK DIVISION OF GENERAL PREC
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Filing: 1961-06-29
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Granted: 1965-05-04
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Expires: 1981-06-29
Abstract
No abstract record available.
Inventors
- 👤 Schmid Hermann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:19
CPC Classifications
H; H03; H03K; H03K5/00; H03K5/22; H03K5/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
171 words
APPARATUS FOR RECEIVING TWO PHASE-DISPLACED APPROXIMATELY SINUSOIDAL INPUT SIGNALS AND FOR PROVIDING DIRECTIONAL OUTPUT SIGNALS, COMPRISING, IN COMBINATION: A PLUALITY OF AMPLITUDE SELECTION CIRCUIT HAVING FOUR OUTPUT LINES, SAID AMPLITUDE SELECTION CIRCUITS BEING CONNECTED TO RECEIVE SAID TWO INPUT SIGNALS AND OPERATIVE TO PROVIDE OUTPUT SIGNALS IN A FIRST SEQUENCE X1, X2, X3, X4 ON SAID FOUR OUTPUT LINES WHEN A FIRST OF SAID TWO INPUT SIGNALS LEADS THE SECOND OF SAID INPUT SIGNALS, AND OPERATIVE TO PROVIDE OUTPUT SIGNALS IN A SECOND SEQUENCE X4, X3, X2, X1, OPPOSITE TO SAID FIRST SEQUENCE ON SAID INPUT SIGNALS, WHEN SAID FIRST OF SAID TWO INPUT SIGNALS LAGS SAID SECOND OF SAID INPUT SIGNALS; AND A SYNCHRONOUS SWITCHING NETWORK CONNECTED TO RECEIVE THE SIGNALS ON SAID FOUR OUTPUT LINES, SAID SWITCHING NETWORK BEING OPERABLE TO PROVIDE A PULSE ON A FIRST OUTPUT LINE UPON EACH OCCURRENCE OF SAID FIRST SEQUENCE OF INPUT SIGNALS AND TO PROVIDE A PULSE ON A SECOND OUTPUT LINE UPON EACH OCCURRENCE OF SAID SECOND SEQUENCE OF INPUT SIGNALS.
Claim 2
Dependent Claim
171 words
APPARATUS FOR RECEIVING TWO PHASE-DISPLACED APPROXIMATELY SINUSOIDAL INPUT SIGNALS AND FOR PROVIDING DIRECTIONAL OUTPUT SIGNALS, COMPRISING, IN COMBINATION: A PLUALITY OF AMPLITUDE SELECTION CIRCUIT HAVING FOUR OUTPUT LINES, SAID AMPLITUDE SELECTION CIRCUITS BEING CONNECTED TO RECEIVE SAID TWO INPUT SIGNALS AND OPERATIVE TO PROVIDE OUTPUT SIGNALS IN A FIRST SEQUENCE X1, X2, X3, X4 ON SAID FOUR OUTPUT LINES WHEN A FIRST OF SAID TWO INPUT SIGNALS LEADS THE SECOND OF SAID INPUT SIGNALS, AND OPERATIVE TO PROVIDE OUTPUT SIGNALS IN A SECOND SEQUENCE X4, X3, X2, X1, OPPOSITE TO SAID FIRST SEQUENCE ON SAID INPUT SIGNALS, WHEN SAID FIRST OF SAID TWO INPUT SIGNALS LAGS SAID SECOND OF SAID INPUT SIGNALS; AND A SYNCHRONOUS SWITCHING NETWORK CONNECTED TO RECEIVE THE SIGNALS ON SAID FOUR OUTPUT LINES, SAID SWITCHING NETWORK BEING OPERABLE TO PROVIDE A PULSE ON A FIRST OUTPUT LINE UPON EACH OCCURRENCE OF SAID FIRST SEQUENCE OF INPUT SIGNALS AND TO PROVIDE A PULSE ON A SECOND OUTPUT LINE UPON EACH OCCURRENCE OF SAID SECOND SEQUENCE OF INPUT SIGNALS.
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) | 1968-05-03 | 1968-11-02 | 1969-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-03 | 1972-11-02 | 1973-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-03 | 1976-11-02 | 1977-05-04 | $7700.00 | Window Closed / Lapsed |