KR960700537A - 나선형 안테나장치(helical antenna system) - Google Patents
나선형 안테나장치(helical antenna system)Info
- Publication number
- KR960700537A KR960700537A KR1019950702712A KR19950702712A KR960700537A KR 960700537 A KR960700537 A KR 960700537A KR 1019950702712 A KR1019950702712 A KR 1019950702712A KR 19950702712 A KR19950702712 A KR 19950702712A KR 960700537 A KR960700537 A KR 960700537A
- Authority
- KR
- South Korea
- Prior art keywords
- helical
- antenna device
- group
- polarization direction
- feeders
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q11/00—Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
- H01Q11/02—Non-resonant antennas, e.g. travelling-wave antenna
- H01Q11/08—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
- H01Q19/12—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
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/061—Two dimensional planar arrays
- H01Q21/067—Two dimensional planar arrays using endfire radiating aerial units transverse to the plane of the array
-
- 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
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Aerials With Secondary Devices (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
본 발명의 목적은 선행장치와 비교하여 이득감소가 없이 나선형 피더에 의하여 상이한 편파를 가진 신호를 동시에 수신하는 것이다. 본 발명에 따르면 각각의 편파방향에 대하여 두개 이상의 나선형 피더가 제공된다.본 발명은 예를 들어 DBS 시스템에 이용될 수 있다.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 바람직한 실시예의 측면도이며,
제2도는 바람직한 실시예의 정면도이며,
Claims (3)
- 축방향 백파이어 모드로 동작하는 접속수단(10) 및 나선형 피더(11)를 가진 안테나장치에 있어서, 두개이상의 나선형 피더의 제1그룹(12)은 제1편파방향에 대한 수신을 위하여 제공되며 두개 이상의 나선형 퍼더의 제2그룹(22)은 제2편파방향에 대한 수신을 위하여 제공되는 것을 특징으로 하는 안테나장치.
- 제1항에 있어서, 각그룹의 나선형 피더(12,22)의 위상 중심(F:f)의 중심점은 집속수단(10)의 촛점(11)과 일치하는 것을 특징으로 하는 안테나장치.
- 제1 또는 2항에 있어서, 수신될 각각의 편파의 신호를 처리하기 위하여 회로기판이 제공되며 이들 회로기판은 서로 직교하는 것을 특징으로 하는 안테나장치.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP92403593.4 | 1992-12-30 | ||
EP92403593 | 1992-12-30 | ||
PCT/EP1993/003726 WO1994016472A1 (en) | 1992-12-30 | 1993-12-30 | Helical antenna system |
Publications (2)
Publication Number | Publication Date |
---|---|
KR960700537A true KR960700537A (ko) | 1996-01-20 |
KR100300937B1 KR100300937B1 (ko) | 2001-10-22 |
Family
ID=8211740
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950702712A KR100300937B1 (ko) | 1992-12-30 | 1993-12-30 | 나선형안테나장치 |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0677212B1 (ko) |
JP (1) | JP3334134B2 (ko) |
KR (1) | KR100300937B1 (ko) |
DE (1) | DE69315707T2 (ko) |
ES (1) | ES2111903T3 (ko) |
WO (1) | WO1994016472A1 (ko) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2157139A1 (en) * | 1994-09-01 | 1996-03-02 | Thomas C. Weakley | Multiple beam antenna system for simultaneously receiving multiple satellite signals |
US6121939A (en) | 1996-11-15 | 2000-09-19 | Yagi Antenna Co., Ltd. | Multibeam antenna |
US6160520A (en) * | 1998-01-08 | 2000-12-12 | E★Star, Inc. | Distributed bifocal abbe-sine for wide-angle multi-beam and scanning antenna system |
US6107897A (en) * | 1998-01-08 | 2000-08-22 | E*Star, Inc. | Orthogonal mode junction (OMJ) for use in antenna system |
KR20110006953A (ko) * | 2009-07-15 | 2011-01-21 | 위월드 주식회사 | 역중앙 급전방식의 헬릭스 급전 광대역 안테나 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1570700A (ko) * | 1968-04-24 | 1969-06-13 | ||
JPS5945283B2 (ja) * | 1977-09-01 | 1984-11-05 | 三菱電機株式会社 | パラボラアンテナ |
JPS6437107A (en) * | 1987-07-31 | 1989-02-07 | Sharp Kk | Antenna system |
FR2653941B1 (fr) * | 1989-10-31 | 1992-02-28 | Thomson Lgt | Antenne de reception multifocale a direction de pointage unique pour plusieurs satellites. |
JPH1037107A (ja) * | 1996-07-22 | 1998-02-10 | Kensetsu Kiso Eng Co Ltd | 吊り道路 |
-
1993
- 1993-12-30 EP EP94904615A patent/EP0677212B1/en not_active Expired - Lifetime
- 1993-12-30 WO PCT/EP1993/003726 patent/WO1994016472A1/en active IP Right Grant
- 1993-12-30 JP JP51565994A patent/JP3334134B2/ja not_active Expired - Fee Related
- 1993-12-30 DE DE69315707T patent/DE69315707T2/de not_active Expired - Lifetime
- 1993-12-30 ES ES94904615T patent/ES2111903T3/es not_active Expired - Lifetime
- 1993-12-30 KR KR1019950702712A patent/KR100300937B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JP3334134B2 (ja) | 2002-10-15 |
JPH08506701A (ja) | 1996-07-16 |
EP0677212A1 (en) | 1995-10-18 |
KR100300937B1 (ko) | 2001-10-22 |
DE69315707D1 (de) | 1998-01-22 |
WO1994016472A1 (en) | 1994-07-21 |
ES2111903T3 (es) | 1998-03-16 |
DE69315707T2 (de) | 1998-04-02 |
EP0677212B1 (en) | 1997-12-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20110607 Year of fee payment: 11 |
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LAPS | Lapse due to unpaid annual fee |