IT1160916B - Procedimento e sistema di inseguimento di un oggetto irradiante un segnale elettromagnetico polarizzato circolarmente o linearmente - Google Patents
Procedimento e sistema di inseguimento di un oggetto irradiante un segnale elettromagnetico polarizzato circolarmente o linearmenteInfo
- Publication number
- IT1160916B IT1160916B IT6954078A IT6954078A IT1160916B IT 1160916 B IT1160916 B IT 1160916B IT 6954078 A IT6954078 A IT 6954078A IT 6954078 A IT6954078 A IT 6954078A IT 1160916 B IT1160916 B IT 1160916B
- Authority
- IT
- Italy
- Prior art keywords
- plane
- signals
- polarisation
- tracking system
- satellite
- Prior art date
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
- G01S3/146—Systems for determining direction or deviation from predetermined direction by comparing linear polarisation components
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
- H01Q25/04—Multimode antennas
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT6954078A IT1160916B (it) | 1978-11-06 | 1978-11-06 | Procedimento e sistema di inseguimento di un oggetto irradiante un segnale elettromagnetico polarizzato circolarmente o linearmente |
JP13533079A JPS5563770A (en) | 1978-11-06 | 1979-10-22 | Method of and apparatus for tracing substance radiating annular or linear polarized electromagnetic signal |
US06/090,618 US4336542A (en) | 1978-11-06 | 1979-11-02 | Method of and system for tracking an object radiating a circularly or linearly polarized electromagnetic signal |
EP79104305A EP0010774B1 (en) | 1978-11-06 | 1979-11-05 | Method of and system for tracking an object radiating a circularly or linearly polarized electromagnetic signal |
DE7979104305T DE2965529D1 (en) | 1978-11-06 | 1979-11-05 | Method of and system for tracking an object radiating a circularly or linearly polarized electromagnetic signal |
CA000339226A CA1141012A (en) | 1978-11-06 | 1979-11-06 | Method an dsystem for tracking and object radiating a circularly or linearly polarized electromagnetic signal |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT6954078A IT1160916B (it) | 1978-11-06 | 1978-11-06 | Procedimento e sistema di inseguimento di un oggetto irradiante un segnale elettromagnetico polarizzato circolarmente o linearmente |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7869540A0 IT7869540A0 (it) | 1978-10-06 |
IT1160916B true IT1160916B (it) | 1987-03-11 |
Family
ID=11312351
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT6954078A IT1160916B (it) | 1978-11-06 | 1978-11-06 | Procedimento e sistema di inseguimento di un oggetto irradiante un segnale elettromagnetico polarizzato circolarmente o linearmente |
Country Status (6)
Country | Link |
---|---|
US (1) | US4336542A (it) |
EP (1) | EP0010774B1 (it) |
JP (1) | JPS5563770A (it) |
CA (1) | CA1141012A (it) |
DE (1) | DE2965529D1 (it) |
IT (1) | IT1160916B (it) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57159138A (en) * | 1981-03-27 | 1982-10-01 | Kokusai Denshin Denwa Co Ltd <Kdd> | Electromagnetic wave reception system |
DE3177174D1 (de) * | 1981-08-27 | 1990-05-31 | Mitsubishi Electric Corp | Vorrichtung zur detektierung eines winkelfehlers. |
DE3177300T2 (de) * | 1981-08-27 | 1993-11-18 | Mitsubishi Electric Corp | Vorrichtung zum Feststellen eines Winkelfehlers. |
JPS5887471A (ja) * | 1981-11-19 | 1983-05-25 | Mitsubishi Electric Corp | アンテナ追尾用給電装置 |
JPS615601A (ja) * | 1984-06-20 | 1986-01-11 | Nec Corp | アンテナ追尾装置 |
US4670753A (en) * | 1984-10-01 | 1987-06-02 | The Boeing Company | Method and apparatus for minimum amplitude time history analysis |
CA1262572A (en) * | 1985-10-01 | 1989-10-31 | Masayoshi Hirashima | Satellite receiver |
US4801940A (en) * | 1985-10-30 | 1989-01-31 | Capetronic (Bsr) Ltd. | Satellite seeking system for earth-station antennas for TVRO systems |
US4785302A (en) * | 1985-10-30 | 1988-11-15 | Capetronic (Bsr) Ltd. | Automatic polarization control system for TVRO receivers |
US5057242A (en) * | 1987-03-24 | 1991-10-15 | Novapure Corporation | Composition, process, and apparatus, for removal of water and silicon mu-oxides from chlorosilanes |
US5086301A (en) * | 1990-01-10 | 1992-02-04 | Intelsat | Polarization converter application for accessing linearly polarized satellites with single- or dual-circularly polarized earth station antennas |
JPH0744512B2 (ja) * | 1990-03-23 | 1995-05-15 | 株式会社小電力高速通信研究所 | 空間分割型多重通信方式 |
US5258764A (en) * | 1991-09-26 | 1993-11-02 | Santa Barbara Research Center | Satellite orientation detection system |
US6445340B2 (en) | 2000-01-26 | 2002-09-03 | Novatel, Inc. | Method and apparatus for generating a time signal |
US8004455B1 (en) * | 2008-02-09 | 2011-08-23 | The United States Of America As Represented By The Secretary Of The Navy | Antenna simulator |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1423109A (fr) * | 1964-11-20 | 1966-01-03 | Comp Generale Electricite | Perfectionnements aux dispositifs de poursuite automatique pour antennes à hyperfréquences |
DE1516822C3 (de) * | 1966-04-22 | 1974-03-28 | Siemens Ag, 1000 Berlin U. 8000 Muenchen | Horn- oder Hornparabolantenne kreisförmigen Querschnitts |
US3582950A (en) * | 1968-05-17 | 1971-06-01 | Hitachi Ltd | Tracking antenna system |
US3540045A (en) * | 1969-01-10 | 1970-11-10 | Nasa | Electromagnetic polarization systems and methods |
-
1978
- 1978-11-06 IT IT6954078A patent/IT1160916B/it active
-
1979
- 1979-10-22 JP JP13533079A patent/JPS5563770A/ja active Granted
- 1979-11-02 US US06/090,618 patent/US4336542A/en not_active Expired - Lifetime
- 1979-11-05 DE DE7979104305T patent/DE2965529D1/de not_active Expired
- 1979-11-05 EP EP79104305A patent/EP0010774B1/en not_active Expired
- 1979-11-06 CA CA000339226A patent/CA1141012A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IT7869540A0 (it) | 1978-10-06 |
JPS6247258B2 (it) | 1987-10-07 |
CA1141012A (en) | 1983-02-08 |
DE2965529D1 (en) | 1983-07-07 |
JPS5563770A (en) | 1980-05-14 |
EP0010774A1 (en) | 1980-05-14 |
EP0010774B1 (en) | 1983-05-25 |
US4336542A (en) | 1982-06-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19931015 |