US3229289A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Microwave monopulse simulation apparatus
Assignee: North American Aviation Corp
•
Filing: 1963-06-27
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Granted: 1966-01-11
•
Expires: 1983-06-27
Abstract
No abstract record available.
Inventors
- 👤 Billy L Stine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:02
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/02; G01S7/40; G01S7/4004; G01S7/4021
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
THE COMBINATION COMPRISING A SOURCE OF ENERGY; A MAGIC TEE HAVING TWO INPUT PORTS AND TWO OUTPUT PORTS; A SWITCH; MEANS FOR APPLYING ENERGY FROM SAID SOURCE TO SAID SWITCH; MEANS FOR APPLYING ENERGY FROM SAID SWITCH TO SELECTED SAID INPUTS PORTS OF SAID MAGIC TEE, DEPENDING UPON THE SETTING OF SAID SWITCH-WHEREBY THE OUTPUT OF SAID MAGIC TEE ARE TWO IN-PHASE OR TWO ANTI-PHASE SIGNALS, DEPENDING UPON THE SETTING OF SAID SWITCH; MEANS, COMPRISING A VARIABLE ATTENUATOR, FOR ATTENUATING ONE OF THE SIGNALS FROM SAID MAGIC TEE; MEANS, COMPRISING A PHASE SHIFTER, FOR CONTROLLING THE PHASE OF THE FULL-STRENGTH OUTPUT SIGNAL FRON SAID MAGIC TEE; MEANS FOR APPLYING THE PHASE-SHIFTED FULL-STRENGTH OUT PUT SIGNAL FROM SAID MAGIC TEE, TO UTILIZATION EQUIPMENT; AND MEANS FOR APPLYING THE ATTENUATED SIGNAL FROM SAID VARIABLE ATTENUATOR TO UTILIZATION EQUIPMENT.
Claim 2
Dependent Claim
136 words
THE COMBINATION COMPRISING A SOURCE OF ENERGY; A MAGIC TEE HAVING TWO INPUT PORTS AND TWO OUTPUT PORTS; A SWITCH; MEANS FOR APPLYING ENERGY FROM SAID SOURCE TO SAID SWITCH; MEANS FOR APPLYING ENERGY FROM SAID SWITCH TO SELECTED SAID INPUTS PORTS OF SAID MAGIC TEE, DEPENDING UPON THE SETTING OF SAID SWITCH-WHEREBY THE OUTPUT OF SAID MAGIC TEE ARE TWO IN-PHASE OR TWO ANTI-PHASE SIGNALS, DEPENDING UPON THE SETTING OF SAID SWITCH; MEANS, COMPRISING A VARIABLE ATTENUATOR, FOR ATTENUATING ONE OF THE SIGNALS FROM SAID MAGIC TEE; MEANS, COMPRISING A PHASE SHIFTER, FOR CONTROLLING THE PHASE OF THE FULL-STRENGTH OUTPUT SIGNAL FRON SAID MAGIC TEE; MEANS FOR APPLYING THE PHASE-SHIFTED FULL-STRENGTH OUT PUT SIGNAL FROM SAID MAGIC TEE, TO UTILIZATION EQUIPMENT; AND MEANS FOR APPLYING THE ATTENUATED SIGNAL FROM SAID VARIABLE ATTENUATOR TO UTILIZATION EQUIPMENT.
References Cited (Backward Citations)
US2825057A
Cited
US3113312A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |