US3219949A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiport hybrid coupling device for wave transmission systems
Assignee: Raytheon Co
•
Filing: 1963-08-12
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Granted: 1965-11-23
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Expires: 1983-08-12
Abstract
No abstract record available.
Inventors
- 👤 Vernon L Heeren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:56
CPC Classifications
H; H01; H01P; H01P5/00; H01P5/12; H01P5/16; G; G01; G01S; G01S7/00; G01S7/02; G01S7/03; G01S7/034; H03; H03H; H03H7/00; H03H7/48; H03H7/487
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
DIRECTIONAL COUPLER APPARATUS ADAPTED TO TRANSMIT WAVE ENERGY OF A DESIRED WAVELENGTH FROM FIRST AND SECOND INPUT PORTS TO THIRD, FOURTH AND FIFTH OUTPUT PORTS WITHOUT TRANSMITTING ENERGY BETWEEN SAID FIRST AND SECOND INPUT PORTS, SAID APPARATUS COMPRISING AN INTEGRAL TWOMESH SYMMETRICAL ELECTRICAL NETWORK HAVING SIX JUNCTIONS INTERCONNECTED WITH EQUAL LENGTH ONE-QUARTER WAVELENGTH BRANCH LINES, THREE OF SAID JUNCTIONS BEING INPUT JUNCTIONS AND THREE BEING OUTPUT JUNCTIONS, ONE OF SAID BRANCH LINES BEING CENTRAL AND COMMON TO BOTH MESHES AND CONNECTING A COMMON INPUT CENTRAL JUNCTION WITH A COMMON OUTPUT CENTRAL JUNCTION; SAID BRANCH LINES HAVING THE SAME CHARACTERISTIC IMPEDANCE EXCEPT FOR THE CENTRAL COMMON BRANCH; MEANS FOR SEPARATELY CONNECTING EACH OF SAID OUTPUT PORTS TO A SEPARATE ONE OF SAID OUTPUT JUNCTIONS, MATCHING UTILIZATION LOAD MEANS TERMIANTING EACH OF SAID OUTPUT PORTS, AND MEANS FOR CONNECTING A
Claim 2
Dependent Claim
138 words
DIRECTIONAL COUPLER APPARATUS ADAPTED TO TRANSMIT WAVE ENERGY OF A DESIRED WAVELENGTH FROM FIRST AND SECOND INPUT PORTS TO THIRD, FOURTH AND FIFTH OUTPUT PORTS WITHOUT TRANSMITTING ENERGY BETWEEN SAID FIRST AND SECOND INPUT PORTS, SAID APPARATUS COMPRISING AN INTEGRAL TWOMESH SYMMETRICAL ELECTRICAL NETWORK HAVING SIX JUNCTIONS INTERCONNECTED WITH EQUAL LENGTH ONE-QUARTER WAVELENGTH BRANCH LINES, THREE OF SAID JUNCTIONS BEING INPUT JUNCTIONS AND THREE BEING OUTPUT JUNCTIONS, ONE OF SAID BRANCH LINES BEING CENTRAL AND COMMON TO BOTH MESHES AND CONNECTING A COMMON INPUT CENTRAL JUNCTION WITH A COMMON OUTPUT CENTRAL JUNCTION; SAID BRANCH LINES HAVING THE SAME CHARACTERISTIC IMPEDANCE EXCEPT FOR THE CENTRAL COMMON BRANCH; MEANS FOR SEPARATELY CONNECTING EACH OF SAID OUTPUT PORTS TO A SEPARATE ONE OF SAID OUTPUT JUNCTIONS, MATCHING UTILIZATION LOAD MEANS TERMIANTING EACH OF SAID OUTPUT PORTS, AND MEANS FOR CONNECTING A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-22 | 1969-05-24 | 1969-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-22 | 1973-05-24 | 1973-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-22 | 1977-05-24 | 1977-11-23 | $7700.00 | Window Closed / Lapsed |