US3218580A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Waveguide power dividing elements
Assignee: Individual
•
Filing: 1963-09-12
•
Granted: 1965-11-16
•
Expires: 1983-09-12
Abstract
No abstract record available.
Inventors
- 👤 Zanichkowsky Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:26
CPC Classifications
H; H01; H01P; H01P5/00; H01P5/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
206 words
A POWER SPLITTING WAVEGUIDE FOR DIVIDING AN INCOMING MICROWAVE SIGNAL INTO A PLURALITY OF CHANNELIZED SIGNALS, SAID WAVEGUIDE HAVING A SIGNAL INPUT END AND A SIGNAL OUTPUT END AND COMPRISING, A PAIR OF PARALLEL SIDEWALLS EACH HAVING A GENERALLY TRIANGULAR SHAPE, A TOP WALL AND A BOTTOM WALL THAT DIVERGE FROM EACH OTHER IN THE EPLANE OF THE WAVEGUIDE, A FIRST POWER DIVIDING WALL EXTENDING BETWEEN THE AFORESAID SIDEWALLS FROM THE SIGNAL INPUT END TO THE SIGNAL OUTPUT END OF SAID WAVEGUIDE, A SECOND POWER DIVIDING WALL EXTENDING BETWEEN THE AFORESAID SIDEWALLS AND FROM BEHIND THE POWER DIVIDING EDGE OF SAID FIRST WALL TO THE SIGNAL OUTPUT END OF SAID WAVEGUIDE, AND A SERIES OF POWER DIVIDING WALLS FOR SUCCESSIVELY DIVIDING THE MICROWAVE SIGNAL TRANSMITTED TO THE POWER DIVIDING EDGES OF EACH WALL, EACH SUCH POWER DIVIDING WALL EXTENDING BETWEEN THE SIDEWALLS OF SAID WAVEGUIDE AND FROM BEHIND THE POWER DIVIDING EDGE OF A PRECEDING POWER DIVIDING WALL TO THE SIGNAL OUTPUT END OF SAID WAVEGUIDE, AND THE POWER DIVIDING EDGE OF A POWER DIVIDING WALL BEING SPACED FROM THE POWER DIVIDING EDGE OF THE IMMEDIATELY PRECEDING POWER DIVIDING WALL BY DISTANCE SLIGHTLY EXCEEDING THREE EIGHTS OF A WAVELENGTH OF THE MICROWAVE TRANSMITTED THROUGH THE WAVEGUIDE.
Claim 2
Dependent Claim
206 words
A POWER SPLITTING WAVEGUIDE FOR DIVIDING AN INCOMING MICROWAVE SIGNAL INTO A PLURALITY OF CHANNELIZED SIGNALS, SAID WAVEGUIDE HAVING A SIGNAL INPUT END AND A SIGNAL OUTPUT END AND COMPRISING, A PAIR OF PARALLEL SIDEWALLS EACH HAVING A GENERALLY TRIANGULAR SHAPE, A TOP WALL AND A BOTTOM WALL THAT DIVERGE FROM EACH OTHER IN THE EPLANE OF THE WAVEGUIDE, A FIRST POWER DIVIDING WALL EXTENDING BETWEEN THE AFORESAID SIDEWALLS FROM THE SIGNAL INPUT END TO THE SIGNAL OUTPUT END OF SAID WAVEGUIDE, A SECOND POWER DIVIDING WALL EXTENDING BETWEEN THE AFORESAID SIDEWALLS AND FROM BEHIND THE POWER DIVIDING EDGE OF SAID FIRST WALL TO THE SIGNAL OUTPUT END OF SAID WAVEGUIDE, AND A SERIES OF POWER DIVIDING WALLS FOR SUCCESSIVELY DIVIDING THE MICROWAVE SIGNAL TRANSMITTED TO THE POWER DIVIDING EDGES OF EACH WALL, EACH SUCH POWER DIVIDING WALL EXTENDING BETWEEN THE SIDEWALLS OF SAID WAVEGUIDE AND FROM BEHIND THE POWER DIVIDING EDGE OF A PRECEDING POWER DIVIDING WALL TO THE SIGNAL OUTPUT END OF SAID WAVEGUIDE, AND THE POWER DIVIDING EDGE OF A POWER DIVIDING WALL BEING SPACED FROM THE POWER DIVIDING EDGE OF THE IMMEDIATELY PRECEDING POWER DIVIDING WALL BY DISTANCE SLIGHTLY EXCEEDING THREE EIGHTS OF A WAVELENGTH OF THE MICROWAVE TRANSMITTED THROUGH THE WAVEGUIDE.
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) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |