US3517389A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and system for electronically steering an antenna array
Assignee: United States Department of the Air Force
•
Filing: 1964-04-15
•
Granted: 1970-06-23
•
Expires: 1984-04-15
Abstract
No abstract record available.
Inventors
- 👤 Lawrence R Dausin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:59
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/02; G01S13/06; G01S13/42; G01S13/426
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
THE METHOD OF ELECTRONICALLY STEERING THE BEAM OF A MULTIPLE ELEMENT ANTENNA ARRAY OVER A PREDETERMINED ANGULAR RANGE WHEREIN EACH OF SAID ELEMENTS IS INCLUDED IN AN ASSOCIATD TRANSMITTING CHANNEL COMPRISING GENERATING LINEAR FREQUENCY MODULATED PULSES FOR TRANSMISSION IN EACH OF SAID CHANNELS, SHIFTING THE FREQUENCY IN EACH OF SAID TRANSMITTING CHANNELS A PREDETERMINED ABOUT, SIMULTANEOUSLY SHIFTING THE PHASE IN EACH OF SAID TRANSMITTING CHANNELS IS A PREDETERMINED AMOUNT, SAID FREQUENCY SHIFT AND SAID PHASE SHIFT BEING PROPORTIONAL TO THE STEERING ANGLE OF SAID BEAM.
Claim 2
Independent Claim
85 words
THE METHOD OF ELECTRONICALLY STEERING THE BEAM OF A MULTIPLE ELEMENT ANTENNA ARRAY OVER A PREDETERMINED ANGULAR RANGE WHEREIN EACH OF SAID ELEMENTS IS INCLUDED IN AN ASSOCIATD TRANSMITTING CHANNEL COMPRISING GENERATING LINEAR FREQUENCY MODULATED PULSES FOR TRANSMISSION IN EACH OF SAID CHANNELS, SHIFTING THE FREQUENCY IN EACH OF SAID TRANSMITTING CHANNELS A PREDETERMINED ABOUT, SIMULTANEOUSLY SHIFTING THE PHASE IN EACH OF SAID TRANSMITTING CHANNELS IS A PREDETERMINED AMOUNT, SAID FREQUENCY SHIFT AND SAID PHASE SHIFT BEING PROPORTIONAL TO THE STEERING ANGLE OF SAID BEAM.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-22 | 1973-12-22 | 1974-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-22 | 1977-12-22 | 1978-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-22 | 1981-12-22 | 1982-06-23 | $7700.00 | Window Closed / Lapsed |