Patent US4421118A successfully refreshed from Google Patents.
Patent US3230352A successfully refreshed from Google Patents.
US3230352A
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US
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Means for dividing a frequency by any number
Assignee: Collins Radio Co
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Filing: 1962-06-18
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Granted: 1966-01-18
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Expires: 1982-06-18
Abstract
No abstract record available.
Inventors
- 👤 George F Grondin
- 👤 Robert L Mcghie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:56
CPC Classifications
G; G06; G06F; G06F7/00; G06F7/60; G06F7/68; H; H03; H03K; H03K23/00; H03K23/64; H03K23/66
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
191 words
MEANS FOR DIVIDING A FREQUENCY F COMPRISING FIRST COUNTER MEANS CONSTRUCTED TO HAVE A MAXIMUM COUNT N, FIRST FEEDBACK MEANS RESPONSIVE TO THE COUNT OF SAID FIRST COUNTER MEANS TO CAUSE RECYCLNG OF SAID FIRST COUNTER MEAND EACH P COUNTS, WHERE P IS LESS THAN N, OTHER CIRCUIT MEANS INCLUDING SECOND COUNTER MEANS HAVING A RECYCLING COUNT M AND CONSTRUCTED TO BE RESPONSIVE TO SAID FIRST COUNTER MEANS TO ADVANCE ONE COUNT EACH TIME SAID FIRST COUNTER MEANS RECYCLES, SAID OTHER CIRCUIT MEANS CONSTRUCTED TO RESPOND TO A PREDETERMINED COUNT CONDITION OF SAID SECOND COUNTER MEANS TO PRODUCE AN OUTPUT SIGNAL, SAID FIRST FEEDBACK MEANS CONSTRUCTED TO RESPOND TO SAID OUTPUT SIGNAL FROM SAID OTHER CIRCUIT MEANS WHEN SAID SECOND COUNTER MEANS CONTAINS SAID PREDETERMINED COUNT TO CAUSE RECYCLING OF SAID FIRST COUNTER MEANS AFTER Q COUNTS, WHERE Q IS LESS THAN N AND DIFFERENT FROMM P, WHEREBY THE TOOTAL NUMBER OF COUNTS OCCURRING IN THE TOTAL RECYCLING OF SAID FIRST COUNTER MEANS DURING A COMPLETE CYCLE OF SAID SECOND COUNTER MEANS EQUAL TO P(M-1)+Q AND THE OUTPUT FREQUENCY OF ANY STAGE OF SAID SECOND COUNTER IS EQUAL TO SP% MF
Claim 2
Dependent Claim
191 words
MEANS FOR DIVIDING A FREQUENCY F COMPRISING FIRST COUNTER MEANS CONSTRUCTED TO HAVE A MAXIMUM COUNT N, FIRST FEEDBACK MEANS RESPONSIVE TO THE COUNT OF SAID FIRST COUNTER MEANS TO CAUSE RECYCLNG OF SAID FIRST COUNTER MEAND EACH P COUNTS, WHERE P IS LESS THAN N, OTHER CIRCUIT MEANS INCLUDING SECOND COUNTER MEANS HAVING A RECYCLING COUNT M AND CONSTRUCTED TO BE RESPONSIVE TO SAID FIRST COUNTER MEANS TO ADVANCE ONE COUNT EACH TIME SAID FIRST COUNTER MEANS RECYCLES, SAID OTHER CIRCUIT MEANS CONSTRUCTED TO RESPOND TO A PREDETERMINED COUNT CONDITION OF SAID SECOND COUNTER MEANS TO PRODUCE AN OUTPUT SIGNAL, SAID FIRST FEEDBACK MEANS CONSTRUCTED TO RESPOND TO SAID OUTPUT SIGNAL FROM SAID OTHER CIRCUIT MEANS WHEN SAID SECOND COUNTER MEANS CONTAINS SAID PREDETERMINED COUNT TO CAUSE RECYCLING OF SAID FIRST COUNTER MEANS AFTER Q COUNTS, WHERE Q IS LESS THAN N AND DIFFERENT FROMM P, WHEREBY THE TOOTAL NUMBER OF COUNTS OCCURRING IN THE TOTAL RECYCLING OF SAID FIRST COUNTER MEANS DURING A COMPLETE CYCLE OF SAID SECOND COUNTER MEANS EQUAL TO P(M-1)+Q AND THE OUTPUT FREQUENCY OF ANY STAGE OF SAID SECOND COUNTER IS EQUAL TO SP% MF
References Cited (Backward Citations)
US2558447A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |