FR2401564A1 - Methode pour commander l'antenne d'une station terrienne de telecommunication par satellites - Google Patents
Methode pour commander l'antenne d'une station terrienne de telecommunication par satellitesInfo
- Publication number
- FR2401564A1 FR2401564A1 FR7824403A FR7824403A FR2401564A1 FR 2401564 A1 FR2401564 A1 FR 2401564A1 FR 7824403 A FR7824403 A FR 7824403A FR 7824403 A FR7824403 A FR 7824403A FR 2401564 A1 FR2401564 A1 FR 2401564A1
- Authority
- FR
- France
- Prior art keywords
- antenna
- controlling
- earth satellite
- telecommunication station
- satellite telecommunication
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
- G01S3/14—Systems for determining direction or deviation from predetermined direction
- G01S3/38—Systems for determining direction or deviation from predetermined direction using adjustment of real or effective orientation of directivity characteristic of an antenna or an antenna system to give a desired condition of signal derived from that antenna or antenna system, e.g. to give a maximum or minimum signal
- G01S3/44—Systems for determining direction or deviation from predetermined direction using adjustment of real or effective orientation of directivity characteristic of an antenna or an antenna system to give a desired condition of signal derived from that antenna or antenna system, e.g. to give a maximum or minimum signal the adjustment being varied periodically or continuously until it is halted automatically when the desired condition is attained
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
- G01S3/14—Systems for determining direction or deviation from predetermined direction
- G01S3/56—Conical-scan beam systems using signals indicative of the deviation of the direction of reception from the scan axis
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Radio Relay Systems (AREA)
- Control Of Position Or Direction (AREA)
- Radar Systems Or Details Thereof (AREA)
- Circuits Of Receivers In General (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
Abstract
Méthode pour commander l'antenne d'une station terrienne de télécommunication par satellites, laquelle antenne est pourvue de moyens permettant de déterminer sa position et de moyens permettant d'évaluer l'intensité du signal reçu, la direction de tout changement de position à accomplir par l'antenne étant dérivées du changement de l'intensité du signal et du changement de position qui l'accompagne par suite des changements de position involontaires que fait l'antenne par rapport à la position choisie
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NLAANVRAGE7709242,A NL174004C (nl) | 1977-08-22 | 1977-08-22 | Antenne van een grondstation voor telecommunicatie via een satelliet. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2401564A1 true FR2401564A1 (fr) | 1979-03-23 |
FR2401564B1 FR2401564B1 (fr) | 1981-08-21 |
Family
ID=19829049
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7824403A Granted FR2401564A1 (fr) | 1977-08-22 | 1978-08-22 | Methode pour commander l'antenne d'une station terrienne de telecommunication par satellites |
Country Status (13)
Country | Link |
---|---|
US (1) | US4247857A (fr) |
JP (1) | JPS5440594A (fr) |
AU (1) | AU519012B2 (fr) |
CA (1) | CA1104250A (fr) |
CH (1) | CH632617A5 (fr) |
DE (1) | DE2835768C2 (fr) |
ES (1) | ES472713A1 (fr) |
FR (1) | FR2401564A1 (fr) |
GB (1) | GB2002966B (fr) |
IT (1) | IT1157161B (fr) |
NL (1) | NL174004C (fr) |
NO (1) | NO153414C (fr) |
SE (1) | SE442692B (fr) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2473224A1 (fr) * | 1980-01-08 | 1981-07-10 | Neyrpic | Procede de poursuite pour antennes de telecommunications |
JPS573805A (en) * | 1980-06-10 | 1982-01-09 | Mitsui Petrochem Ind Ltd | Ethylene copolymer wax and its use |
JPH03137111A (ja) * | 1980-06-10 | 1991-06-11 | Mitsui Petrochem Ind Ltd | エチレン系共重合体ワツクスの製造方法 |
DE3027234A1 (de) * | 1980-07-18 | 1982-02-18 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren zum nachfuehren einer antenne |
US4630058A (en) * | 1982-02-26 | 1986-12-16 | Rca Corporation | Satellite communication system |
JPS5946007U (ja) * | 1982-09-14 | 1984-03-27 | 電気興業株式会社 | 指向性アンテナの方向制御装置 |
JPS5966511A (ja) * | 1982-09-30 | 1984-04-16 | Mitsui Petrochem Ind Ltd | 新規ポリエチレン合成パルプ |
US4542326A (en) * | 1982-10-08 | 1985-09-17 | Heath Company | Automatic antenna positioning system |
AU558265B2 (en) * | 1984-05-25 | 1987-01-22 | Dx Antenna Company Ltd. | Method of automatically tracking satellite by receiving antenna |
JPS615601A (ja) * | 1984-06-20 | 1986-01-11 | Nec Corp | アンテナ追尾装置 |
FR2578058B1 (fr) * | 1985-02-25 | 1992-10-30 | Dx Antenna | Procede et dispositif de poursuite d'un satellite de communication |
US4696053A (en) * | 1985-07-03 | 1987-09-22 | Canadian Marconi Corporation | Antenna alignment system and method |
GB8618220D0 (en) * | 1986-07-25 | 1986-09-03 | British Aerospace | Spacecraft attitude control |
JP2721277B2 (ja) * | 1991-05-10 | 1998-03-04 | 三菱電機株式会社 | プログラム追尾装置 |
US6657588B2 (en) * | 2002-03-12 | 2003-12-02 | Andrew Corporation | Satellite tracking system using orbital tracking techniques |
US20090038607A1 (en) * | 2006-01-04 | 2009-02-12 | Wayne Staney | Motorized tracking device |
CN103853197B (zh) * | 2012-11-30 | 2016-05-18 | 北京北广科技股份有限公司 | 大功率转动天线的定位控制方法和装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3419868A (en) * | 1968-04-05 | 1968-12-31 | Scientific Atlanta | Automatic tracking system utilizing coded scan sequence |
US3842420A (en) * | 1972-10-13 | 1974-10-15 | Itt | Step tracking system |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5277628A (en) * | 1975-12-24 | 1977-06-30 | Nec Corp | Automatic direction adjustment system |
US4156241A (en) * | 1977-04-01 | 1979-05-22 | Scientific-Atlanta, Inc. | Satellite tracking antenna apparatus |
-
1977
- 1977-08-22 NL NLAANVRAGE7709242,A patent/NL174004C/xx not_active IP Right Cessation
-
1978
- 1978-08-04 AU AU38650/78A patent/AU519012B2/en not_active Expired
- 1978-08-07 GB GB7832411A patent/GB2002966B/en not_active Expired
- 1978-08-10 JP JP9674978A patent/JPS5440594A/ja active Granted
- 1978-08-16 DE DE2835768A patent/DE2835768C2/de not_active Expired
- 1978-08-17 CA CA309,520A patent/CA1104250A/fr not_active Expired
- 1978-08-21 IT IT50804/78A patent/IT1157161B/it active
- 1978-08-21 CH CH882978A patent/CH632617A5/de not_active IP Right Cessation
- 1978-08-21 NO NO782842A patent/NO153414C/no unknown
- 1978-08-21 US US05/935,269 patent/US4247857A/en not_active Expired - Lifetime
- 1978-08-21 SE SE7808816A patent/SE442692B/sv unknown
- 1978-08-22 FR FR7824403A patent/FR2401564A1/fr active Granted
- 1978-08-22 ES ES472713A patent/ES472713A1/es not_active Expired
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3419868A (en) * | 1968-04-05 | 1968-12-31 | Scientific Atlanta | Automatic tracking system utilizing coded scan sequence |
US3842420A (en) * | 1972-10-13 | 1974-10-15 | Itt | Step tracking system |
Also Published As
Publication number | Publication date |
---|---|
CH632617A5 (de) | 1982-10-15 |
IT7850804A0 (it) | 1978-08-21 |
ES472713A1 (es) | 1979-10-01 |
DE2835768A1 (de) | 1979-03-01 |
JPS6122482B2 (fr) | 1986-05-31 |
NO782842L (no) | 1979-02-23 |
NL7709242A (nl) | 1979-02-26 |
AU519012B2 (en) | 1981-11-05 |
NO153414C (no) | 1986-03-12 |
SE7808816L (sv) | 1979-02-23 |
US4247857A (en) | 1981-01-27 |
FR2401564B1 (fr) | 1981-08-21 |
JPS5440594A (en) | 1979-03-30 |
AU3865078A (en) | 1980-02-07 |
CA1104250A (fr) | 1981-06-30 |
NL174004B (nl) | 1983-11-01 |
NO153414B (no) | 1985-12-02 |
NL174004C (nl) | 1984-04-02 |
DE2835768C2 (de) | 1982-03-04 |
GB2002966A (en) | 1979-02-28 |
IT1157161B (it) | 1987-02-11 |
SE442692B (sv) | 1986-01-20 |
GB2002966B (en) | 1982-03-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |