KR20150104614A - 듀얼 안테나 - Google Patents
듀얼 안테나 Download PDFInfo
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- KR20150104614A KR20150104614A KR1020157021435A KR20157021435A KR20150104614A KR 20150104614 A KR20150104614 A KR 20150104614A KR 1020157021435 A KR1020157021435 A KR 1020157021435A KR 20157021435 A KR20157021435 A KR 20157021435A KR 20150104614 A KR20150104614 A KR 20150104614A
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- KR
- South Korea
- Prior art keywords
- reflector
- antenna
- helix
- sub
- radiation
- 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.)
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- 230000009977 dual effect Effects 0.000 title claims abstract description 27
- 230000005855 radiation Effects 0.000 claims description 53
- 238000004891 communication Methods 0.000 description 18
- 239000004020 conductor Substances 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/28—Adaptation for use in or on aircraft, missiles, satellites, or balloons
- H01Q1/288—Satellite antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/362—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith for broadside radiating helical antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/18—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces having two or more spaced reflecting surfaces
- H01Q19/19—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces having two or more spaced reflecting surfaces comprising one main concave reflecting surface associated with an auxiliary reflecting surface
- H01Q19/191—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces having two or more spaced reflecting surfaces comprising one main concave reflecting surface associated with an auxiliary reflecting surface wherein the primary active element uses one or more deflecting surfaces, e.g. beam waveguide feeds
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/18—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces having two or more spaced reflecting surfaces
- H01Q19/19—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces having two or more spaced reflecting surfaces comprising one main concave reflecting surface associated with an auxiliary reflecting surface
- H01Q19/192—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces having two or more spaced reflecting surfaces comprising one main concave reflecting surface associated with an auxiliary reflecting surface with dual offset reflectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/18—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces having two or more spaced reflecting surfaces
- H01Q19/19—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces having two or more spaced reflecting surfaces comprising one main concave reflecting surface associated with an auxiliary reflecting surface
- H01Q19/193—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces having two or more spaced reflecting surfaces comprising one main concave reflecting surface associated with an auxiliary reflecting surface with feed supported subreflector
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/40—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements
- H01Q5/45—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements using two or more feeds in association with a common reflecting, diffracting or refracting device
- H01Q5/47—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements using two or more feeds in association with a common reflecting, diffracting or refracting device with a coaxial arrangement of the feeds
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Remote Sensing (AREA)
- Aviation & Aerospace Engineering (AREA)
- Electromagnetism (AREA)
- Aerials With Secondary Devices (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
Description
도 1은 본 발명에 따른 제1 실시예를 도시한다.
도 2는 본 발명에 따른 제2 실시예를 도시한다.
도 3은 본 발명에 따른 제3 실시예를 도시한다.
Claims (7)
- 듀얼 안테나(dual antenna)에 있어서,
주 반사기(main reflector)와;
서브-반사기(sub-reflector)와;
나선(helix)과; 그리고
피드 안테나(feed antenna)를 포함하고,
상기 피드 안테나는 상기 서브-반사기에 의해 반사된 방사(radiation)를 수신하고 그리고/또는 상기 서브-반사기 쪽으로 방사를 방출하도록 위치되고,
상기 나선은 상기 주 반사기 쪽으로 방사를 방출하고 그리고/또는 상기 주 반사기로부터 반사된 방사를 수신하도록 되어있고,
상기 서브-반사기는 상기 주 반사기와 상기 나선 사이에 위치되는 것을 특징으로 하는 듀얼 안테나. - 제1항에 있어서,
상기 나선과 상기 주 반사기 사이에 위치된 전기적으로 도전성인 요소를 더 포함하는 것을 특징으로 하는 듀얼 안테나. - 제1항에 있어서,
상기 서브-반사기 및 상기 도전성의 요소는 하나이고 그리고 동일한 요소인 것을 특징으로 하는 듀얼 안테나. - 제1항 내지 제3항 중 어느 한 항에 있어서,
데이터 제공기 및 제어기를 더 포함하고,
상기 제어기는,
상기 피드 안테나, 상기 나선 및 상기 데이터 제공기와 통신하고,
상기 피드 안테나 및/또는 상기 나선의 신호 출력의 신호 품질 및/또는 세기를 결정하고, 그리고
상기 결정으로부터 상기 피드 안테나 및 상기 나선 중 하나를 결정하고, 상기 데이터 제공자로부터 상기 피드 안테나 및 상기 나선 중 결정된 하나에 신호를 이송(feed)하는 것을 특징으로 하는 듀얼 안테나. - 제1항 내지 제4항 중 어느 한 항에 있어서,
상기 피드 안테나는 제1 파장 간격 내에서 방사를 방출/수신하도록 되어있고 그리고 상기 나선은 제2 파장 간격 내에서 방사를 방출/수신하도록 되어있고, 상기 제1 파장 간격은 상기 제2 파장 간격 내의 임의의 파장보다 짧은 파장을 포함하는 것을 특징으로 하는 듀얼 안테나. - 제1항 내지 제5항 중 어느 한 항에 있어서,
상기 피드 안테나는 대칭축을 갖는 도파관을 갖고, 상기 서브-반사기 및 상기 나선은 상기 대칭축 상에 위치되는 것을 특징으로 하는 듀얼 안테나. - 제6항에 있어서,
상기 나선에 접속된 케이블을 더 포함하고, 상기 케이블은 대칭축을 따라 상기 피드 안테나와 상기 나선 사이에서 연장하는 것을 특징으로 하는 듀얼 안테나.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/EP2013/050259 WO2014108176A1 (en) | 2013-01-09 | 2013-01-09 | A dual antenna |
Publications (1)
Publication Number | Publication Date |
---|---|
KR20150104614A true KR20150104614A (ko) | 2015-09-15 |
Family
ID=47557150
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020157021435A Ceased KR20150104614A (ko) | 2013-01-09 | 2013-01-09 | 듀얼 안테나 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20150340767A1 (ko) |
EP (1) | EP2943995A1 (ko) |
KR (1) | KR20150104614A (ko) |
CN (1) | CN104919650A (ko) |
WO (1) | WO2014108176A1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102206159B1 (ko) | 2015-04-24 | 2021-01-21 | 엘지이노텍 주식회사 | 차량용 안테나 |
ES2761645T3 (es) * | 2015-12-18 | 2020-05-20 | Thales Alenia Space Italia Spa Con Unico Socio | Antena de reflector doble y sistema de antenas relacionado para su uso a bordo de satélites con órbita terrestre baja para enlace descendente de datos de alto rendimiento y/o para telemetría, seguimiento y comando |
Family Cites Families (26)
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CH391803A (de) | 1961-10-06 | 1965-05-15 | Patelhold Patentverwertung | Axial rückwärtsstrahlende Wendelantenne |
US4058812A (en) | 1976-05-03 | 1977-11-15 | Aradar Corporation | Dish antenna with impedance matched splash plate feed |
US4608574A (en) | 1984-05-16 | 1986-08-26 | The United States Of America As Represented By The Secretary Of The Air Force | Backfire bifilar helix antenna |
CA1257694A (en) * | 1985-08-05 | 1989-07-18 | Hisamatsu Nakano | Antenna system |
JPH0767047B2 (ja) | 1987-02-07 | 1995-07-19 | 久松 中野 | パラボラアンテナ装置 |
JPH02226804A (ja) | 1989-02-28 | 1990-09-10 | Hisamatsu Nakano | パラボラアンテナ装置 |
WO1992005681A1 (en) | 1990-09-14 | 1992-04-02 | Thomson Consumer Electronics S.A. | Device for the connection of a feeder line |
DE9200357U1 (de) | 1992-01-14 | 1992-03-05 | Siemens AG, 8000 München | Zweireflektor-Mikrowellen-Richtantenne |
DE4200755C2 (de) | 1992-01-14 | 1997-01-16 | Siemens Ag | Zweireflektor-Mikrowellen-Richtantenne |
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US6320553B1 (en) * | 1999-12-14 | 2001-11-20 | Harris Corporation | Multiple frequency reflector antenna with multiple feeds |
US6512485B2 (en) * | 2001-03-12 | 2003-01-28 | Wildblue Communications, Inc. | Multi-band antenna for bundled broadband satellite internet access and DBS television service |
US7038632B2 (en) | 2001-09-14 | 2006-05-02 | Andrew Corporation | Co-located multi-band antenna |
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US7564420B2 (en) * | 2004-12-07 | 2009-07-21 | Electronics And Telecommunications Research Institute | Hybrid antenna system |
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CN101170219B (zh) * | 2007-10-30 | 2011-04-27 | 北京卫星信息工程研究所 | 带有螺旋馈源的圆极化短背射天线 |
KR100961221B1 (ko) * | 2007-12-05 | 2010-06-03 | 위월드 주식회사 | 듀얼 편파 헬릭스 급전기를 이용한 송수신 겸용 ade안테나 시스템 |
FR2947387B1 (fr) * | 2009-06-26 | 2012-06-01 | Thales Sa | Systeme d'antenne avec positionneur equilibre |
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-
2013
- 2013-01-09 WO PCT/EP2013/050259 patent/WO2014108176A1/en active Application Filing
- 2013-01-09 EP EP13700211.9A patent/EP2943995A1/en not_active Withdrawn
- 2013-01-09 US US14/759,886 patent/US20150340767A1/en not_active Abandoned
- 2013-01-09 CN CN201380069977.2A patent/CN104919650A/zh active Pending
- 2013-01-09 KR KR1020157021435A patent/KR20150104614A/ko not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
US20150340767A1 (en) | 2015-11-26 |
EP2943995A1 (en) | 2015-11-18 |
WO2014108176A1 (en) | 2014-07-17 |
CN104919650A (zh) | 2015-09-16 |
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