US3170158A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple beam radar antenna system
Assignee: Individual
•
Filing: 1963-05-08
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Granted: 1965-02-16
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Expires: 1983-05-08
Abstract
No abstract record available.
Inventors
- 👤 Rotman Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:21
CPC Classifications
H; H01; H01Q; H01Q25/00; H01Q25/007; H01Q25/008; H01Q19/00; H01Q19/10; H01Q19/12; H01Q19/17; H01Q19/175; H01Q3/00; H01Q3/44; H01Q3/46
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
A RADAR ANTENNA SYSTEM COMPRISING, A PARALLEL PLATE WAVE CONDUCTING LENS HAVING A FEED APERTURE, MULTIPLE BEAMS PRODUCING MEANS FOR LAUNCHING A PLURALITY OF WAVE ENERGY BEAMS SEPARATED ANGULARLY FROM EACH OTHER RELATIVE TO THE LENS AXIS INTO THE APERTURE OF SAID LENS, A LINEAR ARRAY OF RADIATING ELEMENTS, AND MULTIPLE PHASE SHIFTER MEANS RECEIVING THE ENERGY PROPAGATING WITHIN SAID LENS AND COUPLED IN ENERGY CONDUCTING RELATION TO SAID ARRAY OF RADIATING ELEMENTS FOR LINEARLY ALTERING THE PHASE SHIFT OF THE ENERGY INPUT INTO SAID ARRAY THEREBY TO SCAN THE RADIATED ENERGY THROUGH A PREDETERMINED SPACE.
Claim 2
Dependent Claim
96 words
A RADAR ANTENNA SYSTEM COMPRISING, A PARALLEL PLATE WAVE CONDUCTING LENS HAVING A FEED APERTURE, MULTIPLE BEAMS PRODUCING MEANS FOR LAUNCHING A PLURALITY OF WAVE ENERGY BEAMS SEPARATED ANGULARLY FROM EACH OTHER RELATIVE TO THE LENS AXIS INTO THE APERTURE OF SAID LENS, A LINEAR ARRAY OF RADIATING ELEMENTS, AND MULTIPLE PHASE SHIFTER MEANS RECEIVING THE ENERGY PROPAGATING WITHIN SAID LENS AND COUPLED IN ENERGY CONDUCTING RELATION TO SAID ARRAY OF RADIATING ELEMENTS FOR LINEARLY ALTERING THE PHASE SHIFT OF THE ENERGY INPUT INTO SAID ARRAY THEREBY TO SCAN THE RADIATED ENERGY THROUGH A PREDETERMINED SPACE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-02-16 | 1968-08-17 | 1969-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-16 | 1972-08-17 | 1973-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-16 | 1976-08-17 | 1977-02-16 | $7700.00 | Window Closed / Lapsed |