FR2653941B1 - Antenne de reception multifocale a direction de pointage unique pour plusieurs satellites. - Google Patents
Antenne de reception multifocale a direction de pointage unique pour plusieurs satellites.Info
- Publication number
- FR2653941B1 FR2653941B1 FR8914287A FR8914287A FR2653941B1 FR 2653941 B1 FR2653941 B1 FR 2653941B1 FR 8914287 A FR8914287 A FR 8914287A FR 8914287 A FR8914287 A FR 8914287A FR 2653941 B1 FR2653941 B1 FR 2653941B1
- Authority
- FR
- France
- Prior art keywords
- multifocal
- reception antenna
- single point
- point direction
- multiple satellites
- 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
- H01Q11/00—Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
- H01Q11/02—Non-resonant antennas, e.g. travelling-wave antenna
- H01Q11/08—Helical antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
- H01Q25/001—Crossed polarisation dual antennas
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8914287A FR2653941B1 (fr) | 1989-10-31 | 1989-10-31 | Antenne de reception multifocale a direction de pointage unique pour plusieurs satellites. |
JP2515381A JPH04502697A (ja) | 1989-10-31 | 1990-10-31 | 数個の衛星に対し1つの照準方向をもつ多焦点受信アンテナ |
US07/998,648 US5309167A (en) | 1989-10-31 | 1990-10-31 | Multifocal receiving antenna with a single aiming direction for several satellites |
PCT/FR1990/000785 WO1991006988A1 (fr) | 1989-10-31 | 1990-10-31 | Antenne de reception multifocale a direction de pointage unique pour plusieurs satellites |
EP90403085A EP0426566A1 (fr) | 1989-10-31 | 1990-10-31 | Antenne de réception multifocale à direction de pointage unique pour plusieurs satellites |
CA002044586A CA2044586A1 (fr) | 1989-10-31 | 1990-10-31 | Multi-focal receiving antenna with a single aiming direction for several satellites |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8914287A FR2653941B1 (fr) | 1989-10-31 | 1989-10-31 | Antenne de reception multifocale a direction de pointage unique pour plusieurs satellites. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2653941A1 FR2653941A1 (fr) | 1991-05-03 |
FR2653941B1 true FR2653941B1 (fr) | 1992-02-28 |
Family
ID=9386973
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8914287A Expired - Lifetime FR2653941B1 (fr) | 1989-10-31 | 1989-10-31 | Antenne de reception multifocale a direction de pointage unique pour plusieurs satellites. |
Country Status (6)
Country | Link |
---|---|
US (1) | US5309167A (fr) |
EP (1) | EP0426566A1 (fr) |
JP (1) | JPH04502697A (fr) |
CA (1) | CA2044586A1 (fr) |
FR (1) | FR2653941B1 (fr) |
WO (1) | WO1991006988A1 (fr) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2688944B1 (fr) * | 1992-03-17 | 1994-06-10 | Thomson Lgt | Antenne de reception a pointage unique pour plusieurs satellites de positions orbitales differentes. |
ES2121913T3 (es) * | 1992-12-22 | 1998-12-16 | Thomson Multimedia Sa | Sistema de antena con alimentadores helicoidales. |
EP0677212B1 (fr) * | 1992-12-30 | 1997-12-10 | THOMSON multimedia | Systeme d'antenne en helice |
ES2078855B1 (es) * | 1993-08-11 | 1997-10-16 | Deteccion Y Comunicacion A I E | Antena autoapuntada para comunicaciones moviles via satelite. |
US5745084A (en) * | 1994-06-17 | 1998-04-28 | Lusignan; Bruce B. | Very small aperture terminal & antenna for use therein |
TW274170B (en) * | 1994-06-17 | 1996-04-11 | Terrastar Inc | Satellite communication system, receiving antenna & components for use therein |
US5959592A (en) * | 1996-03-18 | 1999-09-28 | Echostar Engineering Corporation | "IF" bandstacked low noise block converter combined with diplexer |
JP3313636B2 (ja) | 1997-12-22 | 2002-08-12 | 日本電気株式会社 | 低軌道衛星通信用アンテナ装置 |
US5977926A (en) * | 1998-09-10 | 1999-11-02 | Trw Inc. | Multi-focus reflector antenna |
US6417815B2 (en) | 2000-03-01 | 2002-07-09 | Prodelin Corporation | Antennas and feed support structures having wave-guides configured to position the electronics of the antenna in a compact form |
US20030229897A1 (en) * | 2000-04-07 | 2003-12-11 | Live Tv, Inc. | Aircraft in-flight entertainment system providing passenger specific advertisements, and associated methods |
US6751801B1 (en) | 2000-04-07 | 2004-06-15 | Live Tv, Inc. | Aircraft in-flight entertainment system having enhanced antenna steering and associated methods |
US6535176B2 (en) | 2000-04-07 | 2003-03-18 | Gilat Satellite Networks, Ltd. | Multi-feed reflector antenna |
US20030192052A1 (en) * | 2000-04-07 | 2003-10-09 | Live Tv, Inc. | Aircraft in-flight entertainment system generating a pricing structure for available features, and associated methods |
US7587733B2 (en) * | 2000-04-07 | 2009-09-08 | Livetv, Llc | Aircraft in-flight entertainment system providing weather information and associated methods |
US6208307B1 (en) | 2000-04-07 | 2001-03-27 | Live Tv, Inc. | Aircraft in-flight entertainment system having wideband antenna steering and associated methods |
US8803971B2 (en) * | 2000-04-07 | 2014-08-12 | Livetv, Llc | Aircraft system providing passenger entertainment and surveillance features, and associated methods |
US7707612B2 (en) * | 2000-04-07 | 2010-04-27 | Live Tv, Inc. | Aircraft in-flight entertainment system with soft fail and flight information features and associated methods |
US6748597B1 (en) | 2000-04-07 | 2004-06-08 | Live Tv, Inc. | Upgradable aircraft in-flight entertainment system and associated upgrading methods |
US20030200547A1 (en) * | 2000-04-07 | 2003-10-23 | Live Tv, Inc. | Aircraft in-flight entertainment system receiving terrestrial television broadcast signals and associated methods |
CA2424774A1 (fr) * | 2003-04-02 | 2004-10-02 | Norsat International Inc. | Ensemble d'antenne telescopique pour terminaux a satellite portables |
US7236681B2 (en) * | 2003-09-25 | 2007-06-26 | Prodelin Corporation | Feed assembly for multi-beam antenna with non-circular reflector, and such an assembly that is field-switchable between linear and circular polarization modes |
ITRM20060418A1 (it) * | 2006-08-03 | 2008-02-04 | Tes Teleinformatica E Sistemi Srl | Antenna a doppio riflettore a basso profilo a puntamento meccanico |
US7388559B1 (en) * | 2006-12-21 | 2008-06-17 | The Boeing Company | Reflector antenna |
WO2009024996A2 (fr) * | 2007-08-22 | 2009-02-26 | Indian Space Research Organisation | Antenne à réflecteur à faisceaux multiples conformés et segmentés |
IL243863B (en) | 2016-01-28 | 2021-01-31 | Retter Alon | Array of scanner antennas with Zen and multifocal reflector |
US11024982B2 (en) * | 2019-03-21 | 2021-06-01 | Samsung Electro-Mechanics Co., Ltd. | Antenna apparatus |
US11909126B2 (en) * | 2021-12-17 | 2024-02-20 | The Boeing Company | Optical system for enhanced wide scan capability of array antennas |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL83707C (fr) * | 1948-12-29 | |||
DE1114862B (de) * | 1955-08-31 | 1961-10-12 | Deutsche Bundespost | Absorbierende Zwischenwand zur Verminderung unerwuenschter seitlicher Einstrahlungen in die Empfangsantenne fuer Richtfunkrelaisstrecken und Verfahren zu deren Herstellung |
CH391803A (de) * | 1961-10-06 | 1965-05-15 | Patelhold Patentverwertung | Axial rückwärtsstrahlende Wendelantenne |
JPS5391554A (en) * | 1977-01-21 | 1978-08-11 | Mitsubishi Electric Corp | Reflex-mirror antenna |
US4544928A (en) * | 1980-07-16 | 1985-10-01 | General Electric Company | Multifrequency reflector antenna |
JPS5773506A (en) * | 1980-10-27 | 1982-05-08 | Nippon Telegr & Teleph Corp <Ntt> | Common antenna for multifrequency band |
US4513293A (en) * | 1981-11-12 | 1985-04-23 | Communications Design Group, Inc. | Frequency selective antenna |
JPH0654843B2 (ja) * | 1983-06-20 | 1994-07-20 | 日本電信電話株式会社 | 多周波帯域共用アンテナ |
CA1258707A (fr) * | 1984-12-26 | 1989-08-22 | Tomozo Ohta | Systeme d'antenne |
CA1257694A (fr) * | 1985-08-05 | 1989-07-18 | Hisamatsu Nakano | Systeme d'antenne |
JPS62173804A (ja) * | 1986-01-27 | 1987-07-30 | Sony Corp | 受信用アンテナ |
FR2595874B1 (fr) * | 1986-03-13 | 1989-11-17 | Boeing Co | Separateur de signaux a mode double |
JPS63131604A (ja) * | 1986-11-20 | 1988-06-03 | Yagi Antenna Co Ltd | 衛星放送受信機器 |
US4825223A (en) * | 1986-11-25 | 1989-04-25 | Tsiger Systems Corporation | Microwave reflector assembly |
JPS6437107A (en) * | 1987-07-31 | 1989-02-07 | Sharp Kk | Antenna system |
JPH01254009A (ja) * | 1988-04-01 | 1989-10-11 | Sekisui Chem Co Ltd | 反射型アンテナ装置 |
-
1989
- 1989-10-31 FR FR8914287A patent/FR2653941B1/fr not_active Expired - Lifetime
-
1990
- 1990-10-31 US US07/998,648 patent/US5309167A/en not_active Expired - Fee Related
- 1990-10-31 WO PCT/FR1990/000785 patent/WO1991006988A1/fr active Application Filing
- 1990-10-31 EP EP90403085A patent/EP0426566A1/fr not_active Withdrawn
- 1990-10-31 JP JP2515381A patent/JPH04502697A/ja active Pending
- 1990-10-31 CA CA002044586A patent/CA2044586A1/fr not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
EP0426566A1 (fr) | 1991-05-08 |
FR2653941A1 (fr) | 1991-05-03 |
US5309167A (en) | 1994-05-03 |
WO1991006988A1 (fr) | 1991-05-16 |
CA2044586A1 (fr) | 1991-05-01 |
JPH04502697A (ja) | 1992-05-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |