US3139530A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plural random phase, series-connected a. c. sources
Assignee: AT&T Inc
•
Filing: 1959-10-22
•
Granted: 1964-06-30
•
Expires: 1979-10-22
Abstract
No abstract record available.
Inventors
- 👤 Motte Frank E De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:58
CPC Classifications
H; H03; H03K; H03K3/00; H03K19/00; H03K19/003; H03K19/00392
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
APPARATUS FOR PRODUCING A SIGNAL HAVING A PEAK AMPLITUDE AT LEAST EQUAL TO A PREDETERMINED VALUE COMPRISING A PLURALITY OF SOURCES FOR PRODUCING ALTERNATING VOLTAGES HAVING NOMINALLY EQUAL FREQUENCIES, RANDOM PHASE RELATIONSHIPS WITH RESPECT TO ONE ANOTHER AND PEAK AMPLITUDES SUCH THAT THE SMALLEST OF SAID AMPLITUDES IS AT LEAST EQUAL TO SAID VALUE AND EACH OF THE REMAINING OF SAID AMPLITUDES IS GREATER BY AT LEAST SAID VALUE THAN THE SUM OF ALL OF THE SMALLER OF SAID AMPLITUDES, MEANS FOR SUMMING SAID VOLTAGES, AND MEANS FOR BLOCKING FROM SAID SUMMING MEANS ANY ONE OF SAID VOLTAGES WHEN ITS AMPLITUDE DOES NOT FALL WITHIN ITS PRESCRIBED LIMITS.
Claim 2
Dependent Claim
108 words
APPARATUS FOR PRODUCING A SIGNAL HAVING A PEAK AMPLITUDE AT LEAST EQUAL TO A PREDETERMINED VALUE COMPRISING A PLURALITY OF SOURCES FOR PRODUCING ALTERNATING VOLTAGES HAVING NOMINALLY EQUAL FREQUENCIES, RANDOM PHASE RELATIONSHIPS WITH RESPECT TO ONE ANOTHER AND PEAK AMPLITUDES SUCH THAT THE SMALLEST OF SAID AMPLITUDES IS AT LEAST EQUAL TO SAID VALUE AND EACH OF THE REMAINING OF SAID AMPLITUDES IS GREATER BY AT LEAST SAID VALUE THAN THE SUM OF ALL OF THE SMALLER OF SAID AMPLITUDES, MEANS FOR SUMMING SAID VOLTAGES, AND MEANS FOR BLOCKING FROM SAID SUMMING MEANS ANY ONE OF SAID VOLTAGES WHEN ITS AMPLITUDE DOES NOT FALL WITHIN ITS PRESCRIBED LIMITS.
References Cited (Backward Citations)
US2753454A
Cited
US3015210A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-30 | 1967-12-30 | 1968-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-30 | 1971-12-30 | 1972-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-30 | 1975-12-30 | 1976-06-30 | $7700.00 | Window Closed / Lapsed |