US3176208A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phase locking control device
Assignee: North American Aviation Corp
•
Filing: 1962-07-02
•
Granted: 1965-03-30
•
Expires: 1982-07-02
Abstract
No abstract record available.
Inventors
- 👤 Thomas H Gifft
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:50
CPC Classifications
H; H02; H02P; H02P23/00; H02P23/22; Y; Y10; Y10S; Y10S388/00; Y10S388/907; Y10S388/911
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
A DEVICE FOR PHASE LOCKING A DEVICE TO BE CONTROLLED WITH A PULSE SIGNAL SOURCE OUTPUT COMPRISING, A SHIFT REGISTER CONNECTED TO RECEIVE SAID PULSE SIGNAL SOURCE OUTPUT AND A SIGNAL INDICATING THE OUTPUT OF SAID DEVICE TO BE CONTROLLED, SAID PULSE SIGNAL SOURCE OUTPUT BEING CONNECTED TO DRIVE SAID SHIFT REGISTER IN ONE DIRECTION, SAID SIGNAL INDICATING THE OUTPUT OF SAID DEVICE TO BE CONTROLLED CONNECTED TO DRIVE SAID SHIFT REGISTER IN A DIRECTION OPPOSITE SAID ONE DIRECTION, AND CONTROL MEANS INTERPOSED BETWEEN SAID SHIFT REGISTER AND SAID DEVICE TO BE CONTROLLED FOR REGULATING THE INPUT TO SAID DEVICE TO BE CONTROLLED IN RESPONSE TO SAID SHIFT REGISTER OUTPUT, SAID CONTROL MEANS HAVING AN OUTPUT CONSISTING SOLELY OF ONE OR THE OTHER OF TWO FIXED MAGNITUDES, ONE IN RESPONSE TO A FIRST PLURALITY OF PREDETERMINED SHIFT REGISTER CONDITIONS AND A SECOND IN RESPONSE TO A SECOND PLURALITY OF PREDETERMINED SHIFT REGISTER CONDITIONS.
Claim 2
Independent Claim
153 words
A DEVICE FOR PHASE LOCKING A DEVICE TO BE CONTROLLED WITH A PULSE SIGNAL SOURCE OUTPUT COMPRISING, A SHIFT REGISTER CONNECTED TO RECEIVE SAID PULSE SIGNAL SOURCE OUTPUT AND A SIGNAL INDICATING THE OUTPUT OF SAID DEVICE TO BE CONTROLLED, SAID PULSE SIGNAL SOURCE OUTPUT BEING CONNECTED TO DRIVE SAID SHIFT REGISTER IN ONE DIRECTION, SAID SIGNAL INDICATING THE OUTPUT OF SAID DEVICE TO BE CONTROLLED CONNECTED TO DRIVE SAID SHIFT REGISTER IN A DIRECTION OPPOSITE SAID ONE DIRECTION, AND CONTROL MEANS INTERPOSED BETWEEN SAID SHIFT REGISTER AND SAID DEVICE TO BE CONTROLLED FOR REGULATING THE INPUT TO SAID DEVICE TO BE CONTROLLED IN RESPONSE TO SAID SHIFT REGISTER OUTPUT, SAID CONTROL MEANS HAVING AN OUTPUT CONSISTING SOLELY OF ONE OR THE OTHER OF TWO FIXED MAGNITUDES, ONE IN RESPONSE TO A FIRST PLURALITY OF PREDETERMINED SHIFT REGISTER CONDITIONS AND A SECOND IN RESPONSE TO A SECOND PLURALITY OF PREDETERMINED SHIFT REGISTER CONDITIONS.
References Cited (Backward Citations)
US2537417A
Cited
US2876365A
Cited
US2996649A
Cited
US2829323A
Cited
US3064173A
Cited
US3005917A
Cited
US3048711A
Cited
US2932778A
Cited
US3070713A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |