CA2041572A1 - Antenne double bande a double utilisation des frequences - Google Patents

Antenne double bande a double utilisation des frequences

Info

Publication number
CA2041572A1
CA2041572A1 CA2041572A CA2041572A CA2041572A1 CA 2041572 A1 CA2041572 A1 CA 2041572A1 CA 2041572 A CA2041572 A CA 2041572A CA 2041572 A CA2041572 A CA 2041572A CA 2041572 A1 CA2041572 A1 CA 2041572A1
Authority
CA
Canada
Prior art keywords
frequency reuse
band frequency
dual band
antenna
waveguide
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
Application number
CA2041572A
Other languages
English (en)
Other versions
CA2041572C (fr
Inventor
Terry M. Smith
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Maxar Space LLC
Original Assignee
Space Systems Loral LLC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Space Systems Loral LLC filed Critical Space Systems Loral LLC
Publication of CA2041572A1 publication Critical patent/CA2041572A1/fr
Application granted granted Critical
Publication of CA2041572C publication Critical patent/CA2041572C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
    • H01Q21/245—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction provided with means for varying the polarisation 
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/24—Polarising devices; Polarisation filters 
    • H01Q15/242—Polarisation converters
    • H01Q15/244—Polarisation converters converting a linear polarised wave into a circular polarised wave

Landscapes

  • Waveguide Aerials (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Waveguide Switches, Polarizers, And Phase Shifters (AREA)
  • Aerials With Secondary Devices (AREA)
CA002041572A 1990-07-26 1991-05-01 Antenne double bande a double utilisation des frequences Expired - Fee Related CA2041572C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US55903490A 1990-07-26 1990-07-26
US07/559,034 1990-07-26

Publications (2)

Publication Number Publication Date
CA2041572A1 true CA2041572A1 (fr) 1992-01-27
CA2041572C CA2041572C (fr) 1999-11-09

Family

ID=24232016

Family Applications (2)

Application Number Title Priority Date Filing Date
CA002041572A Expired - Fee Related CA2041572C (fr) 1990-07-26 1991-05-01 Antenne double bande a double utilisation des frequences
CA2046975A Pending CA2046975A1 (en) 1990-07-26 1991-07-12 Dual band frequency reuse antenna

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA2046975A Pending CA2046975A1 (en) 1990-07-26 1991-07-12 Dual band frequency reuse antenna

Country Status (4)

Country Link
EP (1) EP0468620B1 (fr)
JP (1) JP2651962B2 (fr)
CA (2) CA2041572C (fr)
DE (1) DE69115783T2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114709622A (zh) * 2022-03-31 2022-07-05 重庆邮电大学 一种基于超表面结构的极化单元、极化转换器和制备方法

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08139502A (ja) * 1994-11-14 1996-05-31 Nec Corp 円偏波発生器
WO2009110755A2 (fr) * 2008-03-05 2009-09-11 주식회사 인텔리안테크놀로지스 Émetteur-récepteur de signal multibande utilisant une antenne à réflecteur et une antenne à cornet
CN107093802B (zh) * 2017-03-20 2019-07-23 东南大学 口径面相位和幅度均匀分布的高增益透镜天线
US10665931B2 (en) 2017-08-01 2020-05-26 Lockheed Martin Corporation Waveguide aperture design for geo satellites

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3754271A (en) * 1972-07-03 1973-08-21 Gte Sylvania Inc Broadband antenna polarizer
DE3023562C2 (de) * 1980-06-24 1982-10-28 Siemens AG, 1000 Berlin und 8000 München Einrichtung zur Polarisationsumwandlung elektromagnetischer Wellen
FR2488055A1 (fr) * 1980-07-31 1982-02-05 Thomson Csf Transducteur d'antenne pour antenne d'emission-reception et source primaire d'antenne equipee d'un tel transducteur
FR2529392B1 (fr) * 1982-06-25 1985-06-28 Thomson Csf Dispositif de multiplexage pour grouper deux bandes de frequences et multiplexeur comportant un tel dispositif
JPS60176302A (ja) * 1984-02-22 1985-09-10 Mitsubishi Electric Corp 偏分波器
JPH0611085B2 (ja) * 1987-02-23 1994-02-09 三菱電機株式会社 円偏波アレ−アンテナ
JPH01126803A (ja) * 1987-11-12 1989-05-18 Mitsubishi Electric Corp ホーンアンテナ装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114709622A (zh) * 2022-03-31 2022-07-05 重庆邮电大学 一种基于超表面结构的极化单元、极化转换器和制备方法
CN114709622B (zh) * 2022-03-31 2024-04-23 重庆邮电大学 一种基于超表面结构的极化单元、极化转换器和制备方法

Also Published As

Publication number Publication date
EP0468620A3 (en) 1992-05-20
JP2651962B2 (ja) 1997-09-10
DE69115783T2 (de) 1996-07-25
EP0468620A2 (fr) 1992-01-29
DE69115783D1 (de) 1996-02-08
CA2046975A1 (en) 1992-01-27
CA2041572C (fr) 1999-11-09
JPH05136624A (ja) 1993-06-01
EP0468620B1 (fr) 1995-12-27

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed