US3267475A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Simplified single-horn monopulse tracker
Assignee: Individual
•
Filing: 1962-05-23
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Granted: 1966-08-16
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Expires: 1982-05-23
Abstract
No abstract record available.
Inventors
- 👤 Dean D Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:59
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/02; G01S13/06; G01S13/42; G01S13/44; G01S13/4454; G01S13/4409
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
197 words
IN A DIRECTION SENSITIVE ANTENNA SYSTEM, A FIRST WAVEGUIDE CAPABLE OF PROPAGATING THE TE2,O MODE IN ONE PLANE THEREIN AND T E1,1 AND TEM 1,1 MODES, FIRST AND SECOND MEANS FOR COUPLING TO TE1,0, TE1,1, MODE ENERGY IN SAID WAVEGUIDE, THE COUPLING OF THE FIRST MEANS TO THE TE1,1 MODES BEING OPPOSITE RELATIVE TO THE COUPLING TO THE TE1,0 MODE IN COMPARISON TO THE RELATIONSHIP BETWEEN THE COUPLING OF THE SECOND MEANS TO THE TE1,1 AND TM1,1 MODES AND TO THE TE2,0 MODE A SECOND WAVEGUIDE CAPABLE OF SUPPORTING THE TE2,0 MODE IN ONE PLANE THEREIN, TRANSITION MEANS CONNECTING SAID WAVEGUIDES WHEREBY TE1,0 AND THE TE2,0 MODE ENERGY OF THE FIRST WAVEGUIDE IS DELIVERED TO THE SECOND WAVEGUIDE, THIRD AND FOUTH MEANS FOR COUPLING TO TE1,0 AND TE2,0 MODE ENERGY IN SAID SECOND WAVEGUIDE, THE COUPLING OF THE THIRD MEANS TO THE TE2,0 MODE BEING OPPOSITE RELATIVE TO THE COUPLING TO THE TE1,0 MODE IN COMPARISON TO THE RELATIONSHIP BETWEEN THE COUPLING OF THE FOURTH MEANS TO THE TE2,0 MODE AND TO THE TE1,0 MODE, AND MEANS FOR CONTROLLING THE DIVISION OF TE1,0 MODE ENERGY BETWEEN THE FIRST AND SECOND MEANS AND THE THIRD AND FOURTH MEANS.
Claim 2
Dependent Claim
197 words
IN A DIRECTION SENSITIVE ANTENNA SYSTEM, A FIRST WAVEGUIDE CAPABLE OF PROPAGATING THE TE2,O MODE IN ONE PLANE THEREIN AND T E1,1 AND TEM 1,1 MODES, FIRST AND SECOND MEANS FOR COUPLING TO TE1,0, TE1,1, MODE ENERGY IN SAID WAVEGUIDE, THE COUPLING OF THE FIRST MEANS TO THE TE1,1 MODES BEING OPPOSITE RELATIVE TO THE COUPLING TO THE TE1,0 MODE IN COMPARISON TO THE RELATIONSHIP BETWEEN THE COUPLING OF THE SECOND MEANS TO THE TE1,1 AND TM1,1 MODES AND TO THE TE2,0 MODE A SECOND WAVEGUIDE CAPABLE OF SUPPORTING THE TE2,0 MODE IN ONE PLANE THEREIN, TRANSITION MEANS CONNECTING SAID WAVEGUIDES WHEREBY TE1,0 AND THE TE2,0 MODE ENERGY OF THE FIRST WAVEGUIDE IS DELIVERED TO THE SECOND WAVEGUIDE, THIRD AND FOUTH MEANS FOR COUPLING TO TE1,0 AND TE2,0 MODE ENERGY IN SAID SECOND WAVEGUIDE, THE COUPLING OF THE THIRD MEANS TO THE TE2,0 MODE BEING OPPOSITE RELATIVE TO THE COUPLING TO THE TE1,0 MODE IN COMPARISON TO THE RELATIONSHIP BETWEEN THE COUPLING OF THE FOURTH MEANS TO THE TE2,0 MODE AND TO THE TE1,0 MODE, AND MEANS FOR CONTROLLING THE DIVISION OF TE1,0 MODE ENERGY BETWEEN THE FIRST AND SECOND MEANS AND THE THIRD AND FOURTH MEANS.
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) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |