NO994457L - To-resonans spiralformet antenne som kan undertrykke fluktuasjon i elektrisk karakteristikk uten begrensning i størrelsen av en spiralformet spole - Google Patents

To-resonans spiralformet antenne som kan undertrykke fluktuasjon i elektrisk karakteristikk uten begrensning i størrelsen av en spiralformet spole

Info

Publication number
NO994457L
NO994457L NO994457A NO994457A NO994457L NO 994457 L NO994457 L NO 994457L NO 994457 A NO994457 A NO 994457A NO 994457 A NO994457 A NO 994457A NO 994457 L NO994457 L NO 994457L
Authority
NO
Norway
Prior art keywords
limiting
size
electrical characteristics
helical
resonance
Prior art date
Application number
NO994457A
Other languages
English (en)
Other versions
NO994457D0 (no
Inventor
Iwao Hamaaratsu
Original Assignee
Tokin Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tokin Corp filed Critical Tokin Corp
Publication of NO994457D0 publication Critical patent/NO994457D0/no
Publication of NO994457L publication Critical patent/NO994457L/no

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
    • 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)
NO994457A 1998-09-25 1999-09-14 To-resonans spiralformet antenne som kan undertrykke fluktuasjon i elektrisk karakteristikk uten begrensning i størrelsen av en spiralformet spole NO994457L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10271726A JP2000101331A (ja) 1998-09-25 1998-09-25 ２共振ヘリカルアンテナ

Publications (2)

Publication Number Publication Date
NO994457D0 NO994457D0 (no) 1999-09-14
NO994457L true NO994457L (no) 2000-03-27

Family

ID=17503995

Family Applications (1)

Application Number Title Priority Date Filing Date
NO994457A NO994457L (no) 1998-09-25 1999-09-14 To-resonans spiralformet antenne som kan undertrykke fluktuasjon i elektrisk karakteristikk uten begrensning i størrelsen av en spiralformet spole

Country Status (11)

Country Link
US (1) US6191755B1 (no)
EP (1) EP0989630A1 (no)
JP (1) JP2000101331A (no)
KR (1) KR20000023396A (no)
CN (1) CN1135656C (no)
AU (1) AU752822B2 (no)
CA (1) CA2282783C (no)
MY (1) MY115929A (no)
NO (1) NO994457L (no)
SG (1) SG78395A1 (no)
TW (1) TW443077B (no)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
AU2003233168A1 (en) * 2002-06-06 2003-12-22 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
TR200706361T1 (tr) * 2005-03-14 2008-12-22 Galtronics Ltd. Geniş bantlı mobil arazi anteni
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
KR101332544B1 (ko) * 2007-01-09 2013-11-22 엘지전자 주식회사 휴대 단말기
WO2009146189A1 (en) 2008-04-17 2009-12-03 Christopher Sortore High-speed permanent magnet motor and generator with low-loss metal rotor
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

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61208904A (ja) * 1985-03-13 1986-09-17 Sharp Corp ヘリカルアンテナ装置
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
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
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
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
WO1998002936A1 (en) 1996-07-16 1998-01-22 Qualcomm Incorporated Modified helical antenna
US5717409A (en) 1996-08-02 1998-02-10 Lucent Technologies Inc. Dual frequency band antenna system
JPH10341105A (ja) * 1997-06-09 1998-12-22 Matsushita Electric Ind Co Ltd アンテナ装置
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

Also Published As

Publication number Publication date
TW443077B (en) 2001-06-23
CA2282783A1 (en) 2000-03-25
CN1135656C (zh) 2004-01-21
MY115929A (en) 2003-09-30
US6191755B1 (en) 2001-02-20
SG78395A1 (en) 2001-02-20
AU752822B2 (en) 2002-10-03
NO994457D0 (no) 1999-09-14
EP0989630A1 (en) 2000-03-29
CA2282783C (en) 2004-07-13
AU4758799A (en) 2000-03-30
CN1249547A (zh) 2000-04-05
JP2000101331A (ja) 2000-04-07
KR20000023396A (ko) 2000-04-25

Similar Documents

Publication Publication Date Title
NO994457L (no) To-resonans spiralformet antenne som kan undertrykke fluktuasjon i elektrisk karakteristikk uten begrensning i størrelsen av en spiralformet spole
DE69222366D1 (de) Tragbares Funkgerät mit einer vom Gehäuse umschlossenen Antenne
GB2293275B (en) Two position fold-over dipole antenna
IL134924A0 (en) Dual-band helix antenna with parasitic element
GB2373638B (en) Flat-plate antenna and electrical apparatus with the same
DE69628392D1 (de) Antenne mit zwei Resonanzfrequenzen
DE69726177D1 (de) Mit dielektrischem medium belastete antenne
HK1052810A1 (en) Helical antenna
EP0683542A3 (en) Omnidirectional slot antenna.
GB2253545B (en) Universal radio with adaptive memory
AU5863000A (en) Tuneable spiral antenna
AU2165197A (en) Helical antenna with built-in duplexing means, and manufacturing methods therefor
GB0011790D0 (en) Helical antenna
IL119973A0 (en) Helical antenna element
GB2380328B (en) Helical antenna and helical antenna array
DE69418424D1 (de) Verbesserte Schlitzgespeiste Dipolantenne mit variabler Länge
IL127001A0 (en) Double stacked hourglass log periodic dipole antenna
DE50009557D1 (de) Spiralantenne
ATE277430T1 (de) Mit querelementen versehene wendelantenne
DE69503783D1 (de) Ultrabreitbandige antenne
AU1199192A (en) Radome wall design having broadband and mm-wave characteristics
AU3883697A (en) Modified helical antenna
GB9325980D0 (en) Folded dipole microstrip antenna
DK133797A (da) Apparathus med antenne
PL326952A1 (en) Spiral antenna

Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application