DE69213621T2 - Miniaturantenne - Google Patents
MiniaturantenneInfo
- Publication number
- DE69213621T2 DE69213621T2 DE69213621T DE69213621T DE69213621T2 DE 69213621 T2 DE69213621 T2 DE 69213621T2 DE 69213621 T DE69213621 T DE 69213621T DE 69213621 T DE69213621 T DE 69213621T DE 69213621 T2 DE69213621 T2 DE 69213621T2
- Authority
- DE
- Germany
- Prior art keywords
- base portion
- miniature antenna
- top loop
- leg
- essentially
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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
- 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
- H01Q9/30—Resonant antennas with feed to end of elongated active element, e.g. unipole
- H01Q9/32—Vertical arrangement of element
- H01Q9/36—Vertical arrangement of element with top loading
Landscapes
- Details Of Aerials (AREA)
- Support Of Aerials (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Aerials With Secondary Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9102379A SE468917B (sv) | 1991-08-16 | 1991-08-16 | Miniatyrantenn |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69213621D1 DE69213621D1 (de) | 1996-10-17 |
DE69213621T2 true DE69213621T2 (de) | 1997-02-06 |
Family
ID=20383488
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69213621T Expired - Fee Related DE69213621T2 (de) | 1991-08-16 | 1992-07-22 | Miniaturantenne |
Country Status (13)
Country | Link |
---|---|
US (1) | US5592184A (de) |
EP (1) | EP0528775B1 (de) |
JP (1) | JP3382972B2 (de) |
AT (1) | ATE142822T1 (de) |
AU (1) | AU649866B2 (de) |
CA (1) | CA2074015C (de) |
DE (1) | DE69213621T2 (de) |
FI (1) | FI112725B (de) |
HK (1) | HK1006608A1 (de) |
MX (1) | MX9204664A (de) |
SE (1) | SE468917B (de) |
SG (1) | SG52224A1 (de) |
TW (1) | TW223188B (de) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE512062C2 (sv) * | 1993-07-14 | 2000-01-17 | Ericsson Ge Mobile Communicat | Förfarande och anordning för att förbättra effektivitet och bandbredd för en antenn på en bärbar utrustning |
DE69522668T2 (de) * | 1995-05-17 | 2002-06-20 | Murata Manufacturing Co | Oberflächenmontierbares Antennensystem |
WO1997018601A1 (en) * | 1995-11-15 | 1997-05-22 | Allgon Ab | Dual band antenna means |
DE19604034A1 (de) * | 1996-02-05 | 1997-08-07 | Aeg Mobile Communication | Endgespeiste Vertikalantenne für Handfunkgeräte |
JP3146994B2 (ja) * | 1996-08-22 | 2001-03-19 | 株式会社村田製作所 | アンテナ及びその共振周波数調整方法 |
JP3047836B2 (ja) * | 1996-11-07 | 2000-06-05 | 株式会社村田製作所 | ミアンダラインアンテナ |
JP3580654B2 (ja) * | 1996-12-04 | 2004-10-27 | 京セラ株式会社 | 共用アンテナおよびこれを用いた携帯無線機 |
US6144649A (en) * | 1997-02-27 | 2000-11-07 | Motorola, Inc. | Method and apparatus for acquiring a pilot signal in a CDMA receiver |
US6724738B1 (en) | 1997-02-27 | 2004-04-20 | Motorola Inc. | Method and apparatus for acquiring a pilot signal in a CDMA receiver |
GB2323476B (en) * | 1997-03-20 | 2002-01-16 | David Ganeshmoorthy | Communication antenna and equipment |
US5933121A (en) * | 1998-04-07 | 1999-08-03 | Harris Corporation | Antenna array for sensing signals on conductors |
EP0987788A3 (de) * | 1998-09-18 | 2003-04-16 | The Whitaker Corporation | Mehrband-Antenne |
US6781549B1 (en) | 1999-10-12 | 2004-08-24 | Galtronics Ltd. | Portable antenna |
GB2380323B (en) * | 2001-09-29 | 2003-11-05 | Motorola Inc | Antenna for use in radio communications |
US6914581B1 (en) * | 2001-10-31 | 2005-07-05 | Venture Partners | Focused wave antenna |
US7292203B2 (en) | 2002-06-12 | 2007-11-06 | Thiss Technologies Pte Ltd. | Helix antenna |
EP1636874B1 (de) * | 2003-06-25 | 2011-03-16 | The Board of Governors for Higher Education State of Rhode Island and Providence Plantations | System und verfahren zur bereitstellung einer verteilt belasteten monopolantenne |
JP4770497B2 (ja) * | 2006-02-03 | 2011-09-14 | 日立電線株式会社 | アンテナ |
RU2407228C2 (ru) | 2006-06-20 | 2010-12-20 | Интердиджитал Текнолоджи Корпорейшн | Способы и система для выполнения передачи обслуживания в системе беспроводной связи |
US7414587B2 (en) * | 2006-09-25 | 2008-08-19 | Shure Acquisition Holdings, Inc. | Antenna in a wireless system |
TWI355778B (en) * | 2006-11-07 | 2012-01-01 | Wistron Neweb Corp | Portable electronic device with function of receiv |
EP2489098B1 (de) * | 2009-10-16 | 2015-04-15 | EMS Technologies Canada, Ltd. | Kreisförmige störung einer arrayantenne |
FR3008550B1 (fr) * | 2013-07-15 | 2015-08-21 | Inst Mines Telecom Telecom Bretagne | Antenne de type bouchon et structure antennaire et ensemble antennaire associes |
US10931019B1 (en) * | 2015-12-14 | 2021-02-23 | Lockheed Martin Corporation | Helix antenna |
US10283841B2 (en) | 2016-11-29 | 2019-05-07 | Shure Acquisition Holdings, Inc. | Wireless antenna |
JP6422552B1 (ja) * | 2017-10-11 | 2018-11-14 | 株式会社ヨコオ | アンテナ装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2993204A (en) * | 1958-02-28 | 1961-07-18 | Itt | Two-band helical antenna |
CH499888A (fr) * | 1967-12-15 | 1970-11-30 | Onera (Off Nat Aerospatiale) | Antenne à un seul conducteur enroulé hélicoïdalement de dimensions réduites, et procédé pour sa fabrication |
US4012744A (en) * | 1975-10-20 | 1977-03-15 | Itek Corporation | Helix-loaded spiral antenna |
US4137534A (en) * | 1977-05-26 | 1979-01-30 | Goodnight Roy G | Vertical antenna with low angle of radiation |
US4121218A (en) * | 1977-08-03 | 1978-10-17 | Motorola, Inc. | Adjustable antenna arrangement for a portable radio |
US4161737A (en) * | 1977-10-03 | 1979-07-17 | Albright Eugene A | Helical antenna |
AU3146384A (en) * | 1984-01-23 | 1985-08-01 | Emil Milan Barkovic | Variable antenna |
US4697192A (en) * | 1985-04-16 | 1987-09-29 | Texas Instruments Incorporated | Two arm planar/conical/helix antenna |
CA1257694A (en) * | 1985-08-05 | 1989-07-18 | Hisamatsu Nakano | Antenna system |
US5216436A (en) * | 1991-05-31 | 1993-06-01 | Harris Corporation | Collapsible, low visibility, broadband tapered helix monopole antenna |
-
1991
- 1991-08-16 SE SE9102379A patent/SE468917B/sv not_active IP Right Cessation
-
1992
- 1992-07-16 CA CA002074015A patent/CA2074015C/en not_active Expired - Fee Related
- 1992-07-16 TW TW081105615A patent/TW223188B/zh active
- 1992-07-22 SG SG1996000709A patent/SG52224A1/en unknown
- 1992-07-22 EP EP92850177A patent/EP0528775B1/de not_active Expired - Lifetime
- 1992-07-22 AT AT92850177T patent/ATE142822T1/de not_active IP Right Cessation
- 1992-07-22 DE DE69213621T patent/DE69213621T2/de not_active Expired - Fee Related
- 1992-08-12 MX MX9204664A patent/MX9204664A/es not_active IP Right Cessation
- 1992-08-12 FI FI923614A patent/FI112725B/fi not_active IP Right Cessation
- 1992-08-13 JP JP21621792A patent/JP3382972B2/ja not_active Expired - Fee Related
- 1992-08-14 AU AU21011/92A patent/AU649866B2/en not_active Ceased
-
1995
- 1995-05-23 US US08/447,344 patent/US5592184A/en not_active Expired - Lifetime
-
1998
- 1998-06-17 HK HK98105584A patent/HK1006608A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FI923614A (fi) | 1993-02-17 |
SE9102379L (sv) | 1993-02-17 |
SG52224A1 (en) | 1998-09-28 |
JP3382972B2 (ja) | 2003-03-04 |
SE468917B (sv) | 1993-04-05 |
FI923614A0 (fi) | 1992-08-12 |
DE69213621D1 (de) | 1996-10-17 |
AU649866B2 (en) | 1994-06-02 |
JPH05206715A (ja) | 1993-08-13 |
HK1006608A1 (en) | 1999-03-05 |
US5592184A (en) | 1997-01-07 |
CA2074015A1 (en) | 1993-02-17 |
AU2101192A (en) | 1993-02-18 |
CA2074015C (en) | 2001-02-20 |
TW223188B (de) | 1994-05-01 |
SE9102379D0 (sv) | 1991-08-16 |
ATE142822T1 (de) | 1996-09-15 |
FI112725B (fi) | 2003-12-31 |
EP0528775B1 (de) | 1996-09-11 |
EP0528775A1 (de) | 1993-02-24 |
MX9204664A (es) | 1993-02-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |