BE549131A - - Google Patents
Info
- Publication number
- BE549131A BE549131A BE549131DA BE549131A BE 549131 A BE549131 A BE 549131A BE 549131D A BE549131D A BE 549131DA BE 549131 A BE549131 A BE 549131A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/213—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies
- H01P1/2138—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies using hollow waveguide filters
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1130270T | 1955-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE549131A true BE549131A (en) |
Family
ID=9637311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE549131D BE549131A (en) | 1955-06-30 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2939093A (en) |
| BE (1) | BE549131A (en) |
| DE (1) | DE1016783B (en) |
| FR (1) | FR1130270A (en) |
| GB (1) | GB800056A (en) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2942209A (en) * | 1957-02-26 | 1960-06-21 | Seymour B Cohn | Lumped constant directional filters |
| JPS4866760A (en) * | 1971-12-15 | 1973-09-12 | ||
| DE3108742C2 (en) * | 1981-03-07 | 1985-11-14 | ANT Nachrichtentechnik GmbH, 7150 Backnang | Selective directional coupler |
| US4602229A (en) * | 1983-12-30 | 1986-07-22 | Motorola, Inc. | Resonant bandpass T filter and power splitter |
| US5327245A (en) * | 1992-02-11 | 1994-07-05 | Information Transmission Systems Corp. | Method and apparatus for combining adjacent channel television signals |
| US5428322A (en) * | 1994-02-22 | 1995-06-27 | Hughes Aircraft Company | Microwave waveguide multiplexer |
| DE19544260C1 (en) * | 1995-11-28 | 1997-05-07 | Bosch Gmbh Robert | Directional coupler |
| DE19716290A1 (en) * | 1997-04-18 | 1998-10-29 | Bosch Gmbh Robert | Directional coupler |
| EP0985243B1 (en) * | 1997-05-26 | 2009-03-11 | Telefonaktiebolaget LM Ericsson (publ) | Microwave transmission device |
| AUPP747098A0 (en) * | 1998-12-04 | 1998-12-24 | Alcatel | Waveguide directional filter |
| US8319571B2 (en) * | 2008-06-18 | 2012-11-27 | Lockheed Martin Corporation | Waveguide distortion mitigation devices with reduced group delay ripple |
| WO2011065904A1 (en) | 2009-11-24 | 2011-06-03 | Telefonaktiebolaget L M Ericsson (Publ) | A microwave transmission assembly |
| CN108598655B (en) * | 2018-05-10 | 2020-05-12 | 电子科技大学 | Compact broadband rectangular waveguide coupler |
| CN111257977B (en) * | 2020-02-10 | 2021-08-27 | 安徽师范大学 | Transmission type ultraviolet SP directional transmission structure and design method thereof |
| CN114122655B (en) * | 2022-01-20 | 2022-07-05 | 广州中雷电科科技有限公司 | Slot waveguide and waveguide slot array antenna |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2723377A (en) * | 1955-11-08 | Circular polarization coupling for rectangular waveguide | ||
| US2283935A (en) * | 1938-04-29 | 1942-05-26 | Bell Telephone Labor Inc | Transmission, radiation, and reception of electromagnetic waves |
| US2584399A (en) * | 1945-08-11 | 1952-02-05 | William M Preston | Rotatable wave guide joint |
| US2626990A (en) * | 1948-05-04 | 1953-01-27 | Bell Telephone Labor Inc | Guided wave frequency range transducer |
| NL78610C (en) * | 1951-03-20 | |||
| FR1079880A (en) * | 1953-03-23 | 1954-12-03 | Resonant directional couplers | |
| NL187462B (en) * | 1953-07-20 | Benning Elektrotechnik | METHOD OF LIMITING THE CHARGING PROCESS OF AN ACCUMULATOR BATTERY. | |
| US2851681A (en) * | 1955-03-16 | 1958-09-09 | Sperry Rand Corp | Diversity polarization radar system |
-
0
- BE BE549131D patent/BE549131A/xx unknown
-
1955
- 1955-06-30 FR FR1130270D patent/FR1130270A/en not_active Expired
-
1956
- 1956-06-26 GB GB19751/56A patent/GB800056A/en not_active Expired
- 1956-06-26 US US593886A patent/US2939093A/en not_active Expired - Lifetime
- 1956-06-28 DE DEM30954A patent/DE1016783B/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB800056A (en) | 1958-08-20 |
| FR1130270A (en) | 1957-02-04 |
| US2939093A (en) | 1960-05-31 |
| DE1016783B (en) | 1957-10-03 |