DE3820920A1 - Antennenanordnung - Google Patents
AntennenanordnungInfo
- Publication number
- DE3820920A1 DE3820920A1 DE19883820920 DE3820920A DE3820920A1 DE 3820920 A1 DE3820920 A1 DE 3820920A1 DE 19883820920 DE19883820920 DE 19883820920 DE 3820920 A DE3820920 A DE 3820920A DE 3820920 A1 DE3820920 A1 DE 3820920A1
- Authority
- DE
- Germany
- Prior art keywords
- arrangement according
- antenna arrangement
- focal
- magazine
- antenna
- 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.)
- Granted
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
- H01Q3/24—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching
- H01Q3/245—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching in the focal plane of a focussing device
Landscapes
- Aerials With Secondary Devices (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19883820920 DE3820920A1 (de) | 1988-03-31 | 1988-06-21 | Antennenanordnung |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3811153 | 1988-03-31 | ||
DE19883820920 DE3820920A1 (de) | 1988-03-31 | 1988-06-21 | Antennenanordnung |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3820920A1 true DE3820920A1 (de) | 1989-11-16 |
DE3820920C2 DE3820920C2 (fr) | 1990-02-22 |
Family
ID=25866635
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19883820920 Granted DE3820920A1 (de) | 1988-03-31 | 1988-06-21 | Antennenanordnung |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE3820920A1 (fr) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE9203444U1 (de) * | 1992-03-14 | 1992-05-07 | Maksan, Zoran, Biograd Na Moru | Fernseh-Satellitenantenne |
DE4307675A1 (en) * | 1992-03-14 | 1993-09-16 | Zoran Maksan | Satellite TV receiver for multiple satellites - has fixed dish with feed-horn mounted in such way to allow adjustment to receive signals from one or more nearby satellites. |
CN104460822A (zh) * | 2014-10-13 | 2015-03-25 | 上海交通大学 | 带制动器的电动执行器 |
GB2553302A (en) * | 2016-08-30 | 2018-03-07 | Avanti Communications Group Plc | Satellite equipment |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE9602261L (sv) * | 1996-06-05 | 1997-12-06 | El Marin Ab | Antennsystem |
CN100421299C (zh) * | 2005-09-29 | 2008-09-24 | 西安电子科技大学 | 柔性结构天线馈源精确定位定姿技术 |
CN100409485C (zh) * | 2005-09-29 | 2008-08-06 | 西安电子科技大学 | 柔性结构天线馈源消除空间运动目标死点的方法 |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2480181A (en) * | 1945-01-24 | 1949-08-30 | Us Sec War | Directive high-frequency antenna |
US2512139A (en) * | 1944-12-29 | 1950-06-20 | Us Sec War | Antenna |
US2534451A (en) * | 1946-05-31 | 1950-12-19 | Radio Industrie Sa | Directional aerial |
US2720589A (en) * | 1951-07-27 | 1955-10-11 | Sperry Rand Corp | Rapid scanning radar antenna |
DE942454C (de) * | 1943-12-22 | 1956-05-03 | Atlas Werke Ag | Vorrichtung zum gerichteten Senden oder Empfangen von Wellenenergie |
DE1036941B (de) * | 1957-06-15 | 1958-08-21 | Telefunken Gmbh | Richtantennenanordnung |
US3713163A (en) * | 1971-11-22 | 1973-01-23 | Nasa | Plural beam antenna |
DE2503594A1 (de) * | 1974-01-31 | 1975-08-07 | Western Electric Co | Cassegrain-antenne |
DE2754767A1 (de) * | 1977-12-08 | 1979-06-13 | Siemens Ag | An einem flug- oder raumfahrzeug angebrachte reflektor-antennenanordnung zur strahlungsabtastung der erdoberflaeche |
EP0073511A2 (fr) * | 1981-08-31 | 1983-03-09 | Nec Corporation | Récepteur pour radiodiffusion par satellite |
-
1988
- 1988-06-21 DE DE19883820920 patent/DE3820920A1/de active Granted
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE942454C (de) * | 1943-12-22 | 1956-05-03 | Atlas Werke Ag | Vorrichtung zum gerichteten Senden oder Empfangen von Wellenenergie |
US2512139A (en) * | 1944-12-29 | 1950-06-20 | Us Sec War | Antenna |
US2480181A (en) * | 1945-01-24 | 1949-08-30 | Us Sec War | Directive high-frequency antenna |
US2534451A (en) * | 1946-05-31 | 1950-12-19 | Radio Industrie Sa | Directional aerial |
US2720589A (en) * | 1951-07-27 | 1955-10-11 | Sperry Rand Corp | Rapid scanning radar antenna |
DE1036941B (de) * | 1957-06-15 | 1958-08-21 | Telefunken Gmbh | Richtantennenanordnung |
US3713163A (en) * | 1971-11-22 | 1973-01-23 | Nasa | Plural beam antenna |
DE2503594A1 (de) * | 1974-01-31 | 1975-08-07 | Western Electric Co | Cassegrain-antenne |
DE2754767A1 (de) * | 1977-12-08 | 1979-06-13 | Siemens Ag | An einem flug- oder raumfahrzeug angebrachte reflektor-antennenanordnung zur strahlungsabtastung der erdoberflaeche |
EP0073511A2 (fr) * | 1981-08-31 | 1983-03-09 | Nec Corporation | Récepteur pour radiodiffusion par satellite |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE9203444U1 (de) * | 1992-03-14 | 1992-05-07 | Maksan, Zoran, Biograd Na Moru | Fernseh-Satellitenantenne |
DE4307675A1 (en) * | 1992-03-14 | 1993-09-16 | Zoran Maksan | Satellite TV receiver for multiple satellites - has fixed dish with feed-horn mounted in such way to allow adjustment to receive signals from one or more nearby satellites. |
CN104460822A (zh) * | 2014-10-13 | 2015-03-25 | 上海交通大学 | 带制动器的电动执行器 |
CN104460822B (zh) * | 2014-10-13 | 2016-02-10 | 上海交通大学 | 带制动器的电动执行器 |
GB2553302A (en) * | 2016-08-30 | 2018-03-07 | Avanti Communications Group Plc | Satellite equipment |
Also Published As
Publication number | Publication date |
---|---|
DE3820920C2 (fr) | 1990-02-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |