ATE116481T1 - Symmetrische hybridantenne mit kleinem querschnitt. - Google Patents

Symmetrische hybridantenne mit kleinem querschnitt.

Info

Publication number
ATE116481T1
ATE116481T1 AT89904320T AT89904320T ATE116481T1 AT E116481 T1 ATE116481 T1 AT E116481T1 AT 89904320 T AT89904320 T AT 89904320T AT 89904320 T AT89904320 T AT 89904320T AT E116481 T1 ATE116481 T1 AT E116481T1
Authority
AT
Austria
Prior art keywords
loop
sides
antenna
section
small cross
Prior art date
Application number
AT89904320T
Other languages
German (de)
English (en)
Inventor
Tuan Kien Nguyen
Quirino Balzano
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of ATE116481T1 publication Critical patent/ATE116481T1/de

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
    • H01Q11/12—Resonant antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
    • 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
    • H01Q1/243—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 with built-in 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
    • H01Q9/16—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Details Of Aerials (AREA)
  • Support Of Aerials (AREA)
  • Waveguide Aerials (AREA)
  • Structure Of Receivers (AREA)
AT89904320T 1988-04-11 1989-03-23 Symmetrische hybridantenne mit kleinem querschnitt. ATE116481T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17970788A 1988-04-11 1988-04-11

Publications (1)

Publication Number Publication Date
ATE116481T1 true ATE116481T1 (de) 1995-01-15

Family

ID=22657638

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89904320T ATE116481T1 (de) 1988-04-11 1989-03-23 Symmetrische hybridantenne mit kleinem querschnitt.

Country Status (10)

Country Link
EP (1) EP0409867B1 (ja)
JP (1) JPH03502157A (ja)
KR (1) KR900701058A (ja)
CN (1) CN1012605B (ja)
AT (1) ATE116481T1 (ja)
AU (1) AU3342989A (ja)
CA (1) CA1325269C (ja)
DE (1) DE68920317T2 (ja)
IL (1) IL89288A (ja)
WO (1) WO1989010012A1 (ja)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2721756B1 (fr) * 1994-06-24 1996-08-23 Telediffusion Fse Système d'antennes d'émission-réception omnidirectionnel à diversité angulaire et de polarisation.
EP0933832A3 (en) * 1998-01-30 2001-04-11 Matsushita Electric Industrial Co., Ltd. Built-in antenna for radio communication terminals
JP2001217607A (ja) 2000-02-03 2001-08-10 Ngk Insulators Ltd アンテナ装置
JP4510244B2 (ja) 2000-07-19 2010-07-21 パナソニック株式会社 アンテナ装置
FI120522B (fi) 2006-03-02 2009-11-13 Filtronic Comtek Oy Uudenlainen antennirakenne ja menetelmä sen valmistamiseksi
DE602007006584D1 (de) 2006-04-10 2010-07-01 Hitachi Metals Ltd Breitbandige Antenne mit einem U-förmigen Antennenleiter
EP1923951A1 (en) * 2006-11-20 2008-05-21 Motorola, Inc. Antenna sub-assembly for electronic device
US8193993B2 (en) 2006-11-20 2012-06-05 Motorola Mobility, Inc. Antenna sub-assembly for electronic device
US8344956B2 (en) 2007-04-20 2013-01-01 Skycross, Inc. Methods for reducing near-field radiation and specific absorption rate (SAR) values in communications devices
US7688273B2 (en) 2007-04-20 2010-03-30 Skycross, Inc. Multimode antenna structure
US8866691B2 (en) 2007-04-20 2014-10-21 Skycross, Inc. Multimode antenna structure

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5644202A (en) * 1979-09-20 1981-04-23 Nippon Telegr & Teleph Corp <Ntt> Loop antenna
GB8805063D0 (en) * 1988-03-03 1988-03-30 Shaye Communications Ltd Aerials

Also Published As

Publication number Publication date
CN1012605B (zh) 1991-05-08
JPH03502157A (ja) 1991-05-16
IL89288A0 (en) 1989-09-10
EP0409867A4 (en) 1991-03-20
CA1325269C (en) 1993-12-14
DE68920317D1 (de) 1995-02-09
IL89288A (en) 1993-01-14
EP0409867B1 (en) 1994-12-28
DE68920317T2 (de) 1995-07-27
KR900701058A (ko) 1990-08-17
CN1037054A (zh) 1989-11-08
WO1989010012A1 (en) 1989-10-19
EP0409867A1 (en) 1991-01-30
AU3342989A (en) 1989-11-03

Similar Documents

Publication Publication Date Title
ATE116481T1 (de) Symmetrische hybridantenne mit kleinem querschnitt.
GB2278500A (en) Diversity antenna structure having closely-positioned antennas
EP0087371A3 (en) Emi protected cable with controlled symmetrical/asymmetrical mode attenuation
DE3782360D1 (de) Oberflaechenspule fuer hochfrequenzmagnetfelder bei kernspinuntersuchungen.
DE3762936D1 (de) Elektronenzyklotronresonanz-ionenquelle mit koaxialer injektion elektromagnetischer wellen.
GB1531201A (en) Broadband two-port isolator
ATE139638T1 (de) Tragbarer, batterieloser frequenzteiler mit magnetischer und elektrischer kupplung
CA2027949A1 (en) Particle classification
FR2576715B1 (fr) Procede de realisation d&#39;une antenne miniature a gain
DE69216495D1 (de) Wanderwellen-Protonbeschleuniger mit magnetischer Kupplung
CA2177050A1 (en) Dielectric Antenna
RU93045793A (ru) Способ контроля состояния изоляции
DE58905233D1 (de) Fahrzeug-scheibenantenne.
JPS55143819A (en) Surface magnetostatic wave device
EP0173496A3 (en) Microstrip circulator structure
SE9501669L (sv) Antennelement för två ortogonala polaristioner
EP0380212A3 (en) Control for flexible probe
JPS5754403A (ja) Kahengensuiki
SU1107198A1 (ru) @ -Циркул тор с диэлектрическим заполнением
SU1543481A1 (ru) Циркул тор
Massani et al. Application of Electronic Ceramics in Microwave Devices
SU1690508A1 (ru) Многорезонаторный магнетрон с симметричным нагружением
RU1775757C (ru) Переключатель пол ризации
JPS6471201A (en) Static magnetic wave resonator
Zepp et al. Attenuation and localization of an electromagnetic wave on the surface of a cylindrical conductor

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee