ES2072388T3 - Una antena de mastil acortado con circuitos de compensacion. - Google Patents
Una antena de mastil acortado con circuitos de compensacion.Info
- Publication number
- ES2072388T3 ES2072388T3 ES90302377T ES90302377T ES2072388T3 ES 2072388 T3 ES2072388 T3 ES 2072388T3 ES 90302377 T ES90302377 T ES 90302377T ES 90302377 T ES90302377 T ES 90302377T ES 2072388 T3 ES2072388 T3 ES 2072388T3
- Authority
- ES
- Spain
- Prior art keywords
- antenna
- compensation circuit
- compensation circuits
- circuit
- mast 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.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
Landscapes
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Details Of Aerials (AREA)
- Noise Elimination (AREA)
Abstract
UNA ANTENA DE MASTIL ACORTADO CON UN CIRCUITO DE COMPENSACION 20 ENTRE LA ANTENA Y UN RECEPTOR 40 Y UTILIZADA EN UN ESTADO MAS CORTO QUE EL ESTADO RESONANTE DE LA ANTENA. EL CIRCUITO DE COMPENSACION INCLUYE UN CIRCUITO DE COMPENSACION DE FM, 21, CONSTITUIDO POR ELEMENTOS PASIVOS 21 Y SEÑALES COMPENSADORAS DE EMISION EN FM Y UN CIRCUITO COMPENSADOR DE AM, 22, EQUIPADO CON ELEMENTOS ACTIVOS QUE CONVIERTEN UNA IMPEDANCIA ALTA EN UNA IMPEDANCIA BAJA DE MODO QUE EL CIRCUITO COMPENSADOR DE AM COMPENSA LAS SEÑALES EMITIDAS DE AM. LA PARTE DE UNION DE LA ANTENA L0 A LA QUE ESTA CONECTADO DIRECTAMENTE EL CIRCUITO COMPENSADOR 20 TIENE UNA CAPACIDAD PARASITA DE L0 PF O MENOS.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1058790A JPH02237303A (ja) | 1989-03-10 | 1989-03-10 | 補償回路付き短縮マストアンテナ |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2072388T3 true ES2072388T3 (es) | 1995-07-16 |
Family
ID=13094369
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES90302377T Expired - Lifetime ES2072388T3 (es) | 1989-03-10 | 1990-03-06 | Una antena de mastil acortado con circuitos de compensacion. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5398036A (es) |
EP (1) | EP0387003B1 (es) |
JP (1) | JPH02237303A (es) |
DE (1) | DE69017731T2 (es) |
ES (1) | ES2072388T3 (es) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3015275B2 (ja) * | 1995-04-10 | 2000-03-06 | 株式会社ワコム | 位置検出装置およびそれに用いる位置指示器 |
GB9508592D0 (en) * | 1995-04-27 | 1995-06-14 | Rca Thomson Licensing Corp | Rf filter and agc circuit |
IT1307463B1 (it) * | 1999-06-30 | 2001-11-06 | Calearo S R L | Antenna multifunzione per autoveicoli |
EP1295402B1 (de) * | 2000-06-09 | 2005-08-17 | DaimlerChrysler AG | Anordnung zum betrieb mehrerer endgeräte |
DE102012025319B4 (de) * | 2012-12-22 | 2019-10-10 | Diehl Defence Gmbh & Co. Kg | Verfahren zum Verarbeiten eines Navigationssatelliten-Signals und Empfänger für ein Navigationssatelliten-Signal |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2021734A (en) * | 1932-05-14 | 1935-11-19 | Int Communications Lab Inc | Transmission line network for radio receiving antennae |
US2810070A (en) * | 1954-06-18 | 1957-10-15 | Acf Ind Inc | Automatic antenna tuner |
DE2115657C3 (de) * | 1971-03-31 | 1983-12-22 | Flachenecker, Gerhard, Prof. Dr.-Ing., 8012 Ottobrunn | Aktive Unipol-Empfangsantenne |
US3965426A (en) * | 1974-01-10 | 1976-06-22 | Tandy Corporation | Frequency modulated signal pre-amplifier with amplitude modulated signal bypass |
US3939423A (en) * | 1974-07-01 | 1976-02-17 | Viktor Ivanovich Zakharov | Automobile active receiving antenna |
US4228544A (en) * | 1978-01-19 | 1980-10-14 | Guyton James H | Antenna system using antenna base impedance transforming means |
NL7901901A (nl) * | 1978-03-10 | 1979-09-12 | Blankenburg Antennen | Antenne voor meerdere ontvangstgebieden met elektroni- sche versterker. |
DE2932651A1 (de) * | 1979-08-11 | 1981-03-26 | Robert Bosch Gmbh, 70469 Stuttgart | Schaltungsanordnung zum empfangen und verstaerken von hochfrequenzsignalen |
JPS5713823A (en) * | 1980-06-30 | 1982-01-23 | Harada Kogyo Kk | Antenna device |
JPH0654879B2 (ja) * | 1985-10-14 | 1994-07-20 | 原田工業株式会社 | 自動車の短縮アンテナ用同調回路 |
US4850034A (en) * | 1987-08-27 | 1989-07-18 | Campbell Mark E | Method and apparatus for installing a cellular telephone in a vehicle |
US5151708A (en) * | 1989-03-10 | 1992-09-29 | Harada Kogyo Kabushiki Kaisha | Shortened mast antenna with compensating circuits |
-
1989
- 1989-03-10 JP JP1058790A patent/JPH02237303A/ja active Pending
-
1990
- 1990-03-06 DE DE69017731T patent/DE69017731T2/de not_active Expired - Fee Related
- 1990-03-06 EP EP90302377A patent/EP0387003B1/en not_active Expired - Lifetime
- 1990-03-06 ES ES90302377T patent/ES2072388T3/es not_active Expired - Lifetime
-
1992
- 1992-12-28 US US07/999,190 patent/US5398036A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5398036A (en) | 1995-03-14 |
DE69017731D1 (de) | 1995-04-20 |
EP0387003B1 (en) | 1995-03-15 |
JPH02237303A (ja) | 1990-09-19 |
EP0387003A1 (en) | 1990-09-12 |
DE69017731T2 (de) | 1995-11-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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