CA2019017A1 - Dispositif electronique de commutation des connexions d'antenne pour bus commun - Google Patents
Dispositif electronique de commutation des connexions d'antenne pour bus communInfo
- Publication number
- CA2019017A1 CA2019017A1 CA 2019017 CA2019017A CA2019017A1 CA 2019017 A1 CA2019017 A1 CA 2019017A1 CA 2019017 CA2019017 CA 2019017 CA 2019017 A CA2019017 A CA 2019017A CA 2019017 A1 CA2019017 A1 CA 2019017A1
- Authority
- CA
- Canada
- Prior art keywords
- terminal
- winding
- switching means
- antenna
- transistor
- 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.)
- Abandoned
Links
- 238000004804 winding Methods 0.000 claims abstract description 89
- 239000003990 capacitor Substances 0.000 claims description 6
- 239000004065 semiconductor Substances 0.000 claims description 5
- 230000002238 attenuated effect Effects 0.000 claims description 3
- 230000005669 field effect Effects 0.000 claims description 3
- 229910044991 metal oxide Inorganic materials 0.000 claims description 3
- 150000004706 metal oxides Chemical class 0.000 claims description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 2
- 230000003750 conditioning effect Effects 0.000 description 2
- 238000007405 data analysis Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
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
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US38650989A | 1989-07-28 | 1989-07-28 | |
| US386,509 | 1989-07-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2019017A1 true CA2019017A1 (fr) | 1991-01-28 |
Family
ID=23525881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA 2019017 Abandoned CA2019017A1 (fr) | 1989-07-28 | 1990-06-14 | Dispositif electronique de commutation des connexions d'antenne pour bus commun |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0410725B1 (fr) |
| JP (1) | JPH0366212A (fr) |
| CA (1) | CA2019017A1 (fr) |
| DE (1) | DE69018535T2 (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU653836B2 (en) * | 1991-04-22 | 1994-10-13 | Commonwealth Of Australia, The | Implementation of multiple apertures through antenna interleaving and splitting |
| WO1992019021A1 (fr) * | 1991-04-22 | 1992-10-29 | The Commonwealth Of Australia | Mise en ×uvre d'ouvertures multiples par l'entrelacement et la division d'antennes |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1591926A1 (de) * | 1967-04-24 | 1970-10-29 | Howaldtswerke Deutsche Werft | Kurzschlussfester Wechselstromgenerator mit Transistoren fuer die Kabelsuche und Kabelfehlerortung |
| DE2253115A1 (de) * | 1972-01-31 | 1973-08-16 | Inst Fuer Nachrichtentechnik | Schaltungsanordnung zum richtungsabhaengigen empfang von signalfrequenzen und zur sperrung ausgangsseitig eintreffender stoerfrequenzen |
| GB2057772A (en) * | 1979-08-23 | 1981-04-01 | Elliott Brothers London Ltd | Improvements in or relating to antennas |
| US4349840A (en) * | 1980-11-25 | 1982-09-14 | Rca Corporation | Apparatus for automatically steering an electrically steerable television antenna |
-
1990
- 1990-06-14 CA CA 2019017 patent/CA2019017A1/fr not_active Abandoned
- 1990-07-25 DE DE1990618535 patent/DE69018535T2/de not_active Expired - Fee Related
- 1990-07-25 EP EP19900308154 patent/EP0410725B1/fr not_active Expired - Lifetime
- 1990-07-27 JP JP20108790A patent/JPH0366212A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE69018535T2 (de) | 1996-01-11 |
| EP0410725A2 (fr) | 1991-01-30 |
| EP0410725B1 (fr) | 1995-04-12 |
| JPH0366212A (ja) | 1991-03-20 |
| EP0410725A3 (en) | 1991-05-29 |
| DE69018535D1 (de) | 1995-05-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| FZDE | Dead |