KR20010034238A - 멀티 1차 방사기, 다운 컨버터 및 멀티 빔 안테나 - Google Patents
멀티 1차 방사기, 다운 컨버터 및 멀티 빔 안테나 Download PDFInfo
- Publication number
- KR20010034238A KR20010034238A KR1020007007907A KR20007007907A KR20010034238A KR 20010034238 A KR20010034238 A KR 20010034238A KR 1020007007907 A KR1020007007907 A KR 1020007007907A KR 20007007907 A KR20007007907 A KR 20007007907A KR 20010034238 A KR20010034238 A KR 20010034238A
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- South Korea
- Prior art keywords
- down converter
- block
- primary
- primary radiator
- angle
- Prior art date
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/247—Supports; Mounting means by structural association with other equipment or articles with receiving set with frequency mixer, e.g. for direct satellite reception or Doppler radar
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/06—Waveguide mouths
- H01Q13/065—Waveguide mouths provided with a flange or a choke
-
- 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
- H01Q19/12—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 wherein the surfaces are concave
-
- 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
- H01Q19/12—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 wherein the surfaces are concave
- H01Q19/17—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 wherein the surfaces are concave the primary radiating source comprising two or more radiating elements
-
- 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
- H01Q19/12—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 wherein the surfaces are concave
- H01Q19/17—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 wherein the surfaces are concave the primary radiating source comprising two or more radiating elements
- H01Q19/175—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 wherein the surfaces are concave the primary radiating source comprising two or more radiating elements arrayed along the focal line of a cylindrical focusing surface
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/12—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems
- H01Q3/16—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying relative position of primary active element and a reflecting device
- H01Q3/18—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying relative position of primary active element and a reflecting device wherein the primary active element is movable and the reflecting device is fixed
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Aerials With Secondary Devices (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
Description
Claims (19)
- 적어도 두 개의 위성으로부터 전파를 수신하기 위한 멀티 1차 방사기에 있어서,서로 인접해 있는 적어도 제1 및 제2의 1차 방사기들을 포함하며,제1의 1차 방사기에 제공되는 제1개구의 외주와 제2의 1차 방사기에 제공되는 제2개구의 외주는 접합 부분에서 서로 접합되는 멀티 1차 방사기.
- 청구항 1에 있어서,제1피드 혼이 제1개구에 형성되고 제2피드 혼이 제2개구에 형성되는 멀티 1차 방사기.
- 청구항 2에 있어서,제1개구의 외주와 제1피드 혼 사이에는 제1의 골이 파여진 부분이 제공되고, 제2개구의 외주와 제2피드 혼 사이에는 제2의 골이 파여진 부분이 제공되는 멀티 1차 방사기.
- 청구항 3에 있어서,제1 및 제2의 골이 파여진 부분은 접합 부분에서 서로 접합되는 멀티 1차 방사기.
- 청구항 2에 있어서,제1 및 제2피드 혼은 접합 부분에서 서로 접합되며, 접합 부분에는 분할 부재가 제공되는 멀티 1차 방사기.
- 청구항 1에 있어서,제1개구의 중심을 제1의 1차 방사기의 개구 면에 수직으로 관통하는 축과, 제2개구의 중심을 제2의 1차 방사기의 개구 면에 수직으로 관통하는 축은 교차점을 가지는 멀티 1차 방사기.
- 청구항 6에 있어서,제1 및 제2의 1차 방사기는 제1 및 제2도파관을 각각 포함하며, 제1도파관의 축과 제2도파관의 축은 서로 평행한 멀티 1차 방사기.
- 청구항 1의 멀티 1차 방사기;및급전 소자가 형성되는 변환회로를 포함하는 블록-다운 컨버터.
- 청구항 8에 있어서,제1 및 제2의 1차방사기 각각에 대하여, 적어도 두 개의 급전 소자를 포함하는 급전 소자 쌍이 적어도 두 개의 급전 소자가 직각을 이루도록 변환 회로 위에 형성되는 블록-다운 컨버터.
- 청구항 9에 있어서,적어도 두 개의 급전 소자의 하나와 접합 부분의 중심선은 소정의 각도를 이루는 블록-다운 컨버터.
- 청구항 10에 있어서,소정의 각도는 소정의 경도 상의 지점에서의 가상 편광각과 대체로 동일한 블록-다운 컨버터.
- 청구항 10에 있어서,소정의 각도는 위성의 하나로부터의 전파의 편광각과 가상 편광각 사이의 소정의 경도 상의 지점에서의 차이와 동일한 블록-다운 컨버터.
- 청구항 11 또는 12에 있어서,소정의 경도는 소정의 경도 범위의 대체로 중심에 위치하는 블록-다운 컨버터.
- 청구항 11 또는 12에 있어서,소정의 각도는 전파의 슬랜트 각을 이용함으로써 계산되는 블록-다운 컨버터.
- 청구항 6의 멀티 1차 방사기;및급전 소자가 형성되는 변환 회로를 포함하며,다른 급전 소자가 제1의 1차 방사기 또는 제2의 1차 방사기의 개구 면에 평행하게 형성된다고 가정할 때, 급전 소자는 다른 급전 소자를 개구면의 수직선을 따라서 변환 회로에 투사함으로써 얻어지는 길이를 가지는 블록-다운 컨버터.
- 청구항 8에 있어서,적어도 변환회로를 포함하는 하우징과 멀티 1차 방사기는 일체로 성형되는 블록-다운 컨버터.
- 청구항 8의 블록-다운 컨버터;전파를 반사시키기 위한 반사기;및블록-다운 컨버터와 반사기를 서로 결합하기 위한 지지 아암을 포함하는 멀티 빔 안테나.
- 청구항 17에 있어서,블록-다운 컨버터의 경사각은 가변 가능한 멀티 빔 안테나.
- 청구항 18에 있어서,지지 아암과 블록-다운 컨버터를 서로 결합하여 블록-다운 컨버터의 경사각이 수직의 방사 축 주위로 가변 가능하게 하는 지지 부재를 더 포함하는 멀티 빔 안테나.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1019698A JP2899580B2 (ja) | 1997-03-06 | 1998-01-22 | 複一次放射器とデュアルビームアンテナ |
JP98-10196 | 1998-01-22 | ||
PCT/JP1998/003519 WO1999038228A1 (fr) | 1998-01-22 | 1998-08-07 | Element rayonnant primaire multiple, adaptateur de bande a la frequence inferieure et antenne multifaisceau |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010034238A true KR20010034238A (ko) | 2001-04-25 |
KR100356653B1 KR100356653B1 (ko) | 2002-10-18 |
Family
ID=11743543
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020007007907A KR100356653B1 (ko) | 1998-01-22 | 1998-08-07 | 멀티 1차 방사기, 다운 컨버터 및 멀티 빔 안테나 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6483475B1 (ko) |
EP (1) | EP1050925B1 (ko) |
KR (1) | KR100356653B1 (ko) |
CN (1) | CN1118110C (ko) |
WO (1) | WO1999038228A1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20190113650A (ko) * | 2018-03-27 | 2019-10-08 | 라디알 | 인쇄회로기판 상의 다수의 혼 안테나들에 통합하는 무선 통신 디바이스, 및 이와 관련된 제조 방법 및 용도 |
Families Citing this family (12)
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JP2001036336A (ja) * | 1999-05-20 | 2001-02-09 | Alps Electric Co Ltd | フィードホーン |
US7280080B2 (en) | 2005-02-11 | 2007-10-09 | Andrew Corporation | Multiple beam feed assembly |
JP4406657B2 (ja) * | 2007-07-17 | 2010-02-03 | シャープ株式会社 | 1次放射器、ローノイズ・ブロックダウン・コンバータおよび衛星放送受信用アンテナ |
CN103365057B (zh) | 2012-04-09 | 2015-12-02 | 扬升照明股份有限公司 | 投影装置 |
US9537209B2 (en) | 2013-05-16 | 2017-01-03 | Space Systems/Loral, Llc | Antenna array with reduced mutual coupling between array elements |
US10263342B2 (en) * | 2013-10-15 | 2019-04-16 | Northrop Grumman Systems Corporation | Reflectarray antenna system |
DE102014112825B4 (de) * | 2014-09-05 | 2019-03-21 | Lisa Dräxlmaier GmbH | Steghornstrahler mit zusätzlicher Rille |
JP6406427B2 (ja) * | 2015-03-17 | 2018-10-17 | 日本電気株式会社 | アンテナ装置、通信装置および通信システム |
EP3561956B1 (en) * | 2018-04-27 | 2021-09-22 | Nokia Shanghai Bell Co., Ltd | A multi-band radio-frequency (rf) antenna system |
USD971192S1 (en) | 2019-06-03 | 2022-11-29 | Space Exploration Technologies Corp. | Antenna apparatus |
USD971900S1 (en) | 2019-06-03 | 2022-12-06 | Space Exploration Technologies Corp. | Antenna apparatus |
USD976242S1 (en) * | 2019-06-03 | 2023-01-24 | Space Exploration Technologies Corp. | Antenna apparatus |
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1998
- 1998-08-07 WO PCT/JP1998/003519 patent/WO1999038228A1/ja active IP Right Grant
- 1998-08-07 KR KR1020007007907A patent/KR100356653B1/ko not_active IP Right Cessation
- 1998-08-07 EP EP98936690A patent/EP1050925B1/en not_active Expired - Lifetime
- 1998-08-07 CN CN98813123A patent/CN1118110C/zh not_active Expired - Lifetime
- 1998-08-07 US US09/600,627 patent/US6483475B1/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20190113650A (ko) * | 2018-03-27 | 2019-10-08 | 라디알 | 인쇄회로기판 상의 다수의 혼 안테나들에 통합하는 무선 통신 디바이스, 및 이와 관련된 제조 방법 및 용도 |
Also Published As
Publication number | Publication date |
---|---|
CN1285965A (zh) | 2001-02-28 |
CN1118110C (zh) | 2003-08-13 |
EP1050925A1 (en) | 2000-11-08 |
US6483475B1 (en) | 2002-11-19 |
WO1999038228A1 (fr) | 1999-07-29 |
EP1050925A4 (en) | 2004-07-14 |
EP1050925B1 (en) | 2011-11-16 |
KR100356653B1 (ko) | 2002-10-18 |
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