CA619164A - Microwave scanning antennas - Google Patents
Microwave scanning antennasInfo
- Publication number
- CA619164A CA619164A CA619164A CA619164DA CA619164A CA 619164 A CA619164 A CA 619164A CA 619164 A CA619164 A CA 619164A CA 619164D A CA619164D A CA 619164DA CA 619164 A CA619164 A CA 619164A
- Authority
- CA
- Canada
- Prior art keywords
- scanning antennas
- microwave scanning
- microwave
- antennas
- scanning
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/12—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems
- H01Q3/16—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying relative position of primary active element and a reflecting device
- H01Q3/18—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying relative position of primary active element and a reflecting device wherein the primary active element is movable and the reflecting device is fixed
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA619164T | |||
US457072A US2895131A (en) | 1954-09-17 | 1954-09-17 | Microwave scanning antennas |
JP3035658A JPS369514B1 (en) | 1954-09-17 | 1958-10-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA619164A true CA619164A (en) | 1961-04-25 |
Family
ID=52469445
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA619164A Expired CA619164A (en) | 1954-09-17 | Microwave scanning antennas |
Country Status (3)
Country | Link |
---|---|
US (1) | US2895131A (en) |
JP (1) | JPS369514B1 (en) |
CA (1) | CA619164A (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3188642A (en) * | 1959-08-26 | 1965-06-08 | Raytheon Co | Polarization grating for scanning antennas |
US3209361A (en) * | 1963-01-14 | 1965-09-28 | James E Webb | Cassegrainian antenna subreflector flange for suppressing ground noise |
US3140491A (en) * | 1963-01-24 | 1964-07-07 | Boeing Co | Diffraction shield consisting of notched ring which frames passive reflector |
US3176301A (en) * | 1963-02-14 | 1965-03-30 | Richard S Wellons | Plural horns at focus of parabolic reflector with shields to reduce spillover and side lobes |
US4010472A (en) * | 1975-11-14 | 1977-03-01 | Westinghouse Electric Corporation | Antenna scanning apparatus |
US4636801A (en) * | 1983-04-18 | 1987-01-13 | Hughes Aircraft Company | Multiple reflector system with dielectric support webs and foam body |
DE19715997A1 (en) * | 1997-04-17 | 1998-10-22 | Daimler Benz Ag | Radar arrangement, in particular for motor vehicles |
DE19719764A1 (en) * | 1997-05-10 | 1998-11-12 | Bosch Gmbh Robert | Motor vehicle radar sensor |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1931980A (en) * | 1931-12-16 | 1933-10-24 | Int Communications Lab Inc | Direction finding system with microrays |
US2531455A (en) * | 1942-02-04 | 1950-11-28 | Sperry Corp | Directive antenna structure |
-
0
- CA CA619164A patent/CA619164A/en not_active Expired
-
1954
- 1954-09-17 US US457072A patent/US2895131A/en not_active Expired - Lifetime
-
1958
- 1958-10-24 JP JP3035658A patent/JPS369514B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS369514B1 (en) | 1961-07-04 |
US2895131A (en) | 1959-07-14 |
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