KR20000023396A - 나선형 코일의 크기 제한 없이 전기적 특성의 변동을 줄일수 있는 두개의 공진 주파수를 가진 나선형 안테나 - Google Patents
나선형 코일의 크기 제한 없이 전기적 특성의 변동을 줄일수 있는 두개의 공진 주파수를 가진 나선형 안테나 Download PDFInfo
- Publication number
- KR20000023396A KR20000023396A KR1019990040947A KR19990040947A KR20000023396A KR 20000023396 A KR20000023396 A KR 20000023396A KR 1019990040947 A KR1019990040947 A KR 1019990040947A KR 19990040947 A KR19990040947 A KR 19990040947A KR 20000023396 A KR20000023396 A KR 20000023396A
- Authority
- KR
- South Korea
- Prior art keywords
- coil
- helical
- spiral
- helical coil
- conductor portion
- Prior art date
Links
- 239000004020 conductor Substances 0.000 claims abstract description 73
- 238000007747 plating Methods 0.000 claims description 4
- 238000000151 deposition Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 229920003002 synthetic resin Polymers 0.000 description 3
- 239000000057 synthetic resin Substances 0.000 description 3
- 229910001369 Brass Inorganic materials 0.000 description 2
- 229910000906 Bronze Inorganic materials 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 239000010951 brass Substances 0.000 description 2
- 239000010974 bronze Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 1
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
- 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
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
-
- 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
-
- 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
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/10—Resonant antennas
-
- 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
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/378—Combination of fed elements with parasitic elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
- H01Q9/26—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
- H01Q9/27—Spiral antennas
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Details Of Aerials (AREA)
- Support Of Aerials (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Abstract
Description
Claims (4)
- 도전성 물질로 이루어지고 일축방향으로 확장된 단일 나선형 코일; 및상기 나선형 코일로부터 절연되고 동축 방향으로 소정 간격을 유지하도록 상기 나선형 코일 주변에 배치된 고리형 도체부를 포함하며, 상기 고리형 도체부는 상기 일축방향으로 상기 나선형 코일의 중간에 위치하는 것을 특징으로 하는 두개의 공진 주파수를 가진 나선형 안테나.
- 제 1 항에 있어서, 상기 나선형 코일 및 상기 도체부는 0 < x < 0.1λ 를 만족하는 거리(x)로 서로 간격을 유지하며, 여기서 λ는 상기 거리(X)에 따라 가변하는 공진 주파수의 파장을 나타내는 것을 특징으로 하는 두개의 공진 주파수를 가진 나선형 안테나,
- 제 1 항에 있어서, 급전부로서 역할을 하는 나사부를 가진 도전성 홀더; 및상기 홀더에 고정적으로 부착되고 상기 나선형 코일로부터 절연되고 소정 간격을 유지하도록 상기 나선형 코일 주변에 배치된 유전체로 이루어진 원통형 가이드를 더 포함하며,상기 도체부는 상기 가이드의 외부면의 국부 영역에 도전성 물질을 도금 또는 기상 증착함으로써 형성되는 것을 특징으로 하는 두개의 공진 주파수를 가진 나선형 안테나.
- 제 1 항에 있어서, 급전부로서 역할을 하는 나사부를 가진 도전성 홀더;상기 홀더에 고정적으로 부착되고 외부면에 나선형 코일이 장착되도록 결합된 유전체로 이루어진 막대형 가이드; 및상기 홀더에 고정적으로 부착되고 상기 홀더의 단부 및 상기 나선형 코일이 장착된 상기 전체 가이드를 커버하는 비도전성 커버를 더 포함하며,상기 도체부는 상기 커버의 내벽에 고정적으로 부착된 스프링 부재로서 형성되는 것을 특징으로 하는 두개의 공진 주파수를 가진 나선형 안테나.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1998-271726 | 1998-09-25 | ||
JP10271726A JP2000101331A (ja) | 1998-09-25 | 1998-09-25 | 2共振ヘリカルアンテナ |
Publications (1)
Publication Number | Publication Date |
---|---|
KR20000023396A true KR20000023396A (ko) | 2000-04-25 |
Family
ID=17503995
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019990040947A KR20000023396A (ko) | 1998-09-25 | 1999-09-22 | 나선형 코일의 크기 제한 없이 전기적 특성의 변동을 줄일수 있는 두개의 공진 주파수를 가진 나선형 안테나 |
Country Status (11)
Country | Link |
---|---|
US (1) | US6191755B1 (ko) |
EP (1) | EP0989630A1 (ko) |
JP (1) | JP2000101331A (ko) |
KR (1) | KR20000023396A (ko) |
CN (1) | CN1135656C (ko) |
AU (1) | AU752822B2 (ko) |
CA (1) | CA2282783C (ko) |
MY (1) | MY115929A (ko) |
NO (1) | NO994457L (ko) |
SG (1) | SG78395A1 (ko) |
TW (1) | TW443077B (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101332544B1 (ko) * | 2007-01-09 | 2013-11-22 | 엘지전자 주식회사 | 휴대 단말기 |
Families Citing this family (18)
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GB9907190D0 (en) * | 1999-03-30 | 1999-05-26 | Ganeshmoorthy David | Antenna connector bushing and coil assembly |
US6476768B2 (en) * | 2000-04-08 | 2002-11-05 | Mrw Technologies Ltd. | Wireless transmitting and receiving antenna |
US6340955B1 (en) * | 2000-07-24 | 2002-01-22 | Auden Techno Corp. | Combining method for internal and external insulating sleeves of an antenna on a communication instrument |
KR100421245B1 (ko) * | 2000-12-30 | 2004-03-04 | 주식회사 이엠따블유안테나 | 사용가능 주파수 범위 및 이득을 동시에 향상시키는 방법 |
KR100374752B1 (ko) * | 2001-02-26 | 2003-03-03 | (주)이.엠.더블유 안테나 | 임피던스 변성기의 제조방법 |
KR100406352B1 (ko) * | 2001-03-29 | 2003-11-28 | 삼성전기주식회사 | 안테나 및 그 제조방법 |
JP2003069327A (ja) * | 2001-08-28 | 2003-03-07 | Nec Saitama Ltd | 携帯型無線通信装置のアンテナ構造及びこのアンテナ構造を備えた携帯型無線通信装置 |
US6483479B1 (en) * | 2001-08-29 | 2002-11-19 | Auden Techno Corp. | Instantly welded antenna and its method of welding |
US6608605B2 (en) * | 2001-12-10 | 2003-08-19 | Hewlett-Packard Development Company, L.P. | Multi-band uniform helical antenna and communication device having the same |
WO2003105276A1 (en) * | 2002-06-06 | 2003-12-18 | Galtronics Ltd. | Multi-band improvements to a monopole helical_antenna |
US20040183744A1 (en) * | 2003-03-18 | 2004-09-23 | Raiman Clifford E. | Antenna for explosive environments |
GB2409108B (en) * | 2003-12-13 | 2006-07-12 | Motorola Inc | A radio unit and an antenna arrangement therefor |
NZ562226A (en) * | 2005-03-14 | 2011-02-25 | Galtronics Ltd | Broadband land mobile antenna |
US8053849B2 (en) * | 2005-11-09 | 2011-11-08 | Advanced Micro Devices, Inc. | Replacement metal gate transistors with reduced gate oxide leakage |
JP4925685B2 (ja) * | 2006-02-15 | 2012-05-09 | 株式会社日本自動車部品総合研究所 | アンテナホルダ |
JP5643991B2 (ja) | 2008-04-17 | 2014-12-24 | シンクロニー, インコーポレイテッドSynchrony, Inc. | 高速永久磁石モータおよび低損失メタルロータ付発電機 |
KR101639212B1 (ko) * | 2014-06-11 | 2016-07-13 | 삼영쎌레트라(주) | 멀티 밴드 안테나 |
US10873357B2 (en) * | 2017-05-02 | 2020-12-22 | Deere & Company | Smart attachment for a work vehicle |
Citations (4)
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JPS61208904A (ja) * | 1985-03-13 | 1986-09-17 | Sharp Corp | ヘリカルアンテナ装置 |
JPH05275919A (ja) * | 1992-03-27 | 1993-10-22 | Hitachi Ltd | 小形携帯無線機用メアンダ・ヘリカルアンテナ |
JPH1022730A (ja) * | 1996-07-05 | 1998-01-23 | Yokowo Co Ltd | アンテナおよび該アンテナをロッド状アンテナの先端に設けたアンテナ装置 |
JPH10341105A (ja) * | 1997-06-09 | 1998-12-22 | Matsushita Electric Ind Co Ltd | アンテナ装置 |
Family Cites Families (8)
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JP2832476B2 (ja) | 1990-02-14 | 1998-12-09 | 望 長谷部 | ヘリカルアンテナ |
US5559524A (en) * | 1991-03-18 | 1996-09-24 | Hitachi, Ltd. | Antenna system including a plurality of meander conductors for a portable radio apparatus |
JP3643411B2 (ja) | 1995-08-31 | 2005-04-27 | 日本電業工作株式会社 | ホイップアンテナ |
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US5717409A (en) | 1996-08-02 | 1998-02-10 | Lucent Technologies Inc. | Dual frequency band antenna system |
JPH11234026A (ja) | 1997-12-18 | 1999-08-27 | Whitaker Corp:The | デュアルバンドアンテナ |
SE511255C2 (sv) | 1998-01-30 | 1999-09-06 | Moteco Ab | Antennanordning för dubbla frekvensband |
WO1999048169A1 (fr) | 1998-03-19 | 1999-09-23 | Matsushita Electric Industrial Co., Ltd. | Dispositif d'antenne et unite de communication mobile |
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1998
- 1998-09-25 JP JP10271726A patent/JP2000101331A/ja active Pending
-
1999
- 1999-09-13 US US09/394,780 patent/US6191755B1/en not_active Expired - Fee Related
- 1999-09-14 AU AU47587/99A patent/AU752822B2/en not_active Ceased
- 1999-09-14 NO NO994457A patent/NO994457L/no not_active Application Discontinuation
- 1999-09-16 EP EP99118386A patent/EP0989630A1/en not_active Withdrawn
- 1999-09-17 CA CA002282783A patent/CA2282783C/en not_active Expired - Fee Related
- 1999-09-22 KR KR1019990040947A patent/KR20000023396A/ko not_active Application Discontinuation
- 1999-09-22 SG SG1999004685A patent/SG78395A1/en unknown
- 1999-09-22 TW TW088116300A patent/TW443077B/zh active
- 1999-09-23 MY MYPI99004132A patent/MY115929A/en unknown
- 1999-09-24 CN CNB991202473A patent/CN1135656C/zh not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS61208904A (ja) * | 1985-03-13 | 1986-09-17 | Sharp Corp | ヘリカルアンテナ装置 |
JPH05275919A (ja) * | 1992-03-27 | 1993-10-22 | Hitachi Ltd | 小形携帯無線機用メアンダ・ヘリカルアンテナ |
JPH1022730A (ja) * | 1996-07-05 | 1998-01-23 | Yokowo Co Ltd | アンテナおよび該アンテナをロッド状アンテナの先端に設けたアンテナ装置 |
JPH10341105A (ja) * | 1997-06-09 | 1998-12-22 | Matsushita Electric Ind Co Ltd | アンテナ装置 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101332544B1 (ko) * | 2007-01-09 | 2013-11-22 | 엘지전자 주식회사 | 휴대 단말기 |
Also Published As
Publication number | Publication date |
---|---|
CA2282783C (en) | 2004-07-13 |
CN1135656C (zh) | 2004-01-21 |
CA2282783A1 (en) | 2000-03-25 |
EP0989630A1 (en) | 2000-03-29 |
CN1249547A (zh) | 2000-04-05 |
SG78395A1 (en) | 2001-02-20 |
JP2000101331A (ja) | 2000-04-07 |
MY115929A (en) | 2003-09-30 |
TW443077B (en) | 2001-06-23 |
AU752822B2 (en) | 2002-10-03 |
US6191755B1 (en) | 2001-02-20 |
NO994457L (no) | 2000-03-27 |
AU4758799A (en) | 2000-03-30 |
NO994457D0 (no) | 1999-09-14 |
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