US3226724A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple antenna multiplex system
Assignee: Individual
•
Filing: 1963-07-05
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Granted: 1965-12-28
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Expires: 1983-07-05
Abstract
No abstract record available.
Inventors
- 👤 Brueckmann Helmut
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:48
CPC Classifications
H; H01; H01Q; H01Q25/00; H01Q5/00; H01Q5/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
227 words
AN ANTENNA ARRAY HAVING A PLURALITY OF INPUTS, THAT CAN FUNCTION SIMULTANEOUSLY WITHOUT INTERACTION, COMPRISING A FIRST, A SECOND, AND A THIRD HYBRID TRANSFORMER, EACH HAVING A PRIMARY WINDING AND A CENTER-TAPPED SECONDARY WINDING; A FOURTH TRANSFORMER HAVING A PRIMARY WINDING AND A SECONDARY WINDING; A FIRST PAIR OF ANTENNA ELEMENTS CONNECTED TO THE NEDS OF SAID SECONDARY WINDING OF SAID FIRST HYBRID TRANSFORMER, A SECOND PAIR OF ANTENNA ELEMENTS CONNECTED TO THE ENDS OF SAID SECONDARY WINDING OF SAID SECOND HYBRID TRANSFORMER, SAID FIRST AND SECOND PAIRS OF ANTENNA ELEMENTS FORMING A SQUARE; THE CENTER-TAPS OF SAID SECONDARY WINDINGS OF SAID FIRST AND SAID SECOND HYBRID TRANSFORMERS BEING CONNECTED TO THE ENDS OF SAID SECONDARY WINDING OF SAID THIRD HYBRID TRANSFORMER; THE CENTER-TAP OF SAID SECONDARY WINDING OF SAID THIRD HYBRID TRANSFORMER BEING CONNECTED TO ONE END OF SAID SECONDARY WINDING OF SAID FOURTH TRANSFORMER, THE OTHER END OF SAID SECONDARY WINDING OF SAID FOURTH TRANSFORMER BEING CONNECTED TO GROUND; A FIRST SOURCE OF RADIANT ENERGY CONNECTED TO SAID PRIMARY WINDING OF SAID FIRST HYBRID TRANSFORMER; A SECOND SOURCE OF RADIANT ENERGY CONNECTED TO SAID PRIMARY WINDING OF SAID SECOND HYBRID TRANSFORMER; A THIRD SOURCE OF RADIANT ENERGY CONNECTED TO SAID PRIMARY WINDING OF SAID THIRD HYBRID TRANSFORMER; AND A FOURTH SOURCE OF RADIANT ENERGY CONNECTED TO SAID PRIMARY WINDING OF SAID FOURTH HYBRID TRANS FORMER.
Claim 2
Dependent Claim
227 words
AN ANTENNA ARRAY HAVING A PLURALITY OF INPUTS, THAT CAN FUNCTION SIMULTANEOUSLY WITHOUT INTERACTION, COMPRISING A FIRST, A SECOND, AND A THIRD HYBRID TRANSFORMER, EACH HAVING A PRIMARY WINDING AND A CENTER-TAPPED SECONDARY WINDING; A FOURTH TRANSFORMER HAVING A PRIMARY WINDING AND A SECONDARY WINDING; A FIRST PAIR OF ANTENNA ELEMENTS CONNECTED TO THE NEDS OF SAID SECONDARY WINDING OF SAID FIRST HYBRID TRANSFORMER, A SECOND PAIR OF ANTENNA ELEMENTS CONNECTED TO THE ENDS OF SAID SECONDARY WINDING OF SAID SECOND HYBRID TRANSFORMER, SAID FIRST AND SECOND PAIRS OF ANTENNA ELEMENTS FORMING A SQUARE; THE CENTER-TAPS OF SAID SECONDARY WINDINGS OF SAID FIRST AND SAID SECOND HYBRID TRANSFORMERS BEING CONNECTED TO THE ENDS OF SAID SECONDARY WINDING OF SAID THIRD HYBRID TRANSFORMER; THE CENTER-TAP OF SAID SECONDARY WINDING OF SAID THIRD HYBRID TRANSFORMER BEING CONNECTED TO ONE END OF SAID SECONDARY WINDING OF SAID FOURTH TRANSFORMER, THE OTHER END OF SAID SECONDARY WINDING OF SAID FOURTH TRANSFORMER BEING CONNECTED TO GROUND; A FIRST SOURCE OF RADIANT ENERGY CONNECTED TO SAID PRIMARY WINDING OF SAID FIRST HYBRID TRANSFORMER; A SECOND SOURCE OF RADIANT ENERGY CONNECTED TO SAID PRIMARY WINDING OF SAID SECOND HYBRID TRANSFORMER; A THIRD SOURCE OF RADIANT ENERGY CONNECTED TO SAID PRIMARY WINDING OF SAID THIRD HYBRID TRANSFORMER; AND A FOURTH SOURCE OF RADIANT ENERGY CONNECTED TO SAID PRIMARY WINDING OF SAID FOURTH HYBRID TRANS FORMER.
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) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |