FR2699743B1 - Structure d'antenne en diversité possédant des antennes rapprochées. - Google Patents

Structure d'antenne en diversité possédant des antennes rapprochées.

Info

Publication number
FR2699743B1
FR2699743B1 FR9315172A FR9315172A FR2699743B1 FR 2699743 B1 FR2699743 B1 FR 2699743B1 FR 9315172 A FR9315172 A FR 9315172A FR 9315172 A FR9315172 A FR 9315172A FR 2699743 B1 FR2699743 B1 FR 2699743B1
Authority
FR
France
Prior art keywords
antenna structure
closely spaced
diversity antenna
spaced antennas
antennas
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
Application number
FR9315172A
Other languages
English (en)
Other versions
FR2699743A1 (fr
Inventor
Louis J Vannatta
James P Philipps
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Motorola Solutions Inc
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
Publication of FR2699743A1 publication Critical patent/FR2699743A1/fr
Application granted granted Critical
Publication of FR2699743B1 publication Critical patent/FR2699743B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
    • H04B7/0805—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching
    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
    • H04B7/0817—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with multiple receivers and antenna path selection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Radio Transmission System (AREA)
  • Details Of Aerials (AREA)
  • Support Of Aerials (AREA)
FR9315172A 1992-12-22 1993-12-16 Structure d'antenne en diversité possédant des antennes rapprochées. Expired - Fee Related FR2699743B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/995,113 US5463406A (en) 1992-12-22 1992-12-22 Diversity antenna structure having closely-positioned antennas

Publications (2)

Publication Number Publication Date
FR2699743A1 FR2699743A1 (fr) 1994-06-24
FR2699743B1 true FR2699743B1 (fr) 1995-06-23

Family

ID=25541411

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9315172A Expired - Fee Related FR2699743B1 (fr) 1992-12-22 1993-12-16 Structure d'antenne en diversité possédant des antennes rapprochées.

Country Status (10)

Country Link
US (1) US5463406A (fr)
JP (1) JPH07504313A (fr)
CN (1) CN1028827C (fr)
BR (1) BR9305939A (fr)
CA (1) CA2128883C (fr)
DE (2) DE4396911T1 (fr)
FR (1) FR2699743B1 (fr)
GB (1) GB2278500B (fr)
SG (1) SG44555A1 (fr)
WO (1) WO1994015378A1 (fr)

Families Citing this family (76)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4410542B4 (de) * 1994-03-26 2004-07-22 Fuba Automotive Gmbh & Co. Kg Anordnung für den Betrieb von Funkgeräten
CA2152860A1 (fr) * 1994-07-15 1996-01-16 Argyrios A. Chatzipetros Antenne de dispositif de communication
DE4426252C2 (de) * 1994-07-25 1997-10-23 Siemens Ag Antennenanordnung, insbesondere für drahtlose Telekommunikationssysteme
US5649306A (en) * 1994-09-16 1997-07-15 Motorola, Inc. Portable radio housing incorporating diversity antenna structure
JPH11506280A (ja) * 1995-06-02 1999-06-02 エリクソン インコーポレイテッド プリント単極アンテナ
CN1191635A (zh) * 1995-06-02 1998-08-26 艾利森公司 多频带印刷单极天线
US5709832A (en) * 1995-06-02 1998-01-20 Ericsson Inc. Method of manufacturing a printed antenna
US5784032A (en) * 1995-11-01 1998-07-21 Telecommunications Research Laboratories Compact diversity antenna with weak back near fields
US6430400B1 (en) 1996-01-16 2002-08-06 Ericsson Inc. Detachable flip cover assembly for a portable phone
US6490435B1 (en) 1996-01-16 2002-12-03 Ericsson Inc. Flip cover and antenna assembly for a portable phone
US5760747A (en) * 1996-03-04 1998-06-02 Motorola, Inc. Energy diversity antenna
US5892483A (en) * 1996-03-15 1999-04-06 Ericsson Inc. Dual antenna arrangement for portable transceiver
EP0895299A4 (fr) * 1996-04-16 1999-07-21 Kyocera Corp Dispositif radio portable
JPH10150312A (ja) * 1996-11-18 1998-06-02 Nec Shizuoka Ltd 無線携帯端末のアンテナ
US6021317A (en) * 1997-04-30 2000-02-01 Ericsson Inc. Dual antenna radiotelephone systems including an antenna-management matrix switch and associated methods of operation
US5977916A (en) 1997-05-09 1999-11-02 Motorola, Inc. Difference drive diversity antenna structure and method
US6121936A (en) * 1998-10-13 2000-09-19 Mcdonnell Douglas Corporation Conformable, integrated antenna structure providing multiple radiating apertures
SE9904256D0 (sv) * 1999-02-10 1999-11-24 Allgon Ab An antenna device and a radio communication device including an antenna device
US6560443B1 (en) * 1999-05-28 2003-05-06 Nokia Corporation Antenna sharing switching circuitry for multi-transceiver mobile terminal and method therefor
SE516535C2 (sv) 1999-10-29 2002-01-29 Allgon Ab Antennanordning omkopplingsbar mellan ett flertal konfigurationslägen anpassade för användning i olika operationsmiljöer samt därtill hörande förfarande
SE0002617D0 (sv) * 1999-10-29 2000-07-11 Allgon Ab An antenna device for transmitting and/or receiving RF waves
US6917790B1 (en) 1999-10-29 2005-07-12 Amc Centurion Ab Antenna device and method for transmitting and receiving radio waves
SE516536C2 (sv) 1999-10-29 2002-01-29 Allgon Ab Antennanordning omkopplingsbar mellan ett flertal konfigurationstillstånd i avhängighet av två driftsparametrar samt därtill hörande metod
SE516531C2 (sv) * 1999-10-29 2002-01-29 Allgon Ab Antennanordning omkopplingsbar mellan ett flertal konfigurationstillstånd i avhängighet av en mottagen storhet samt därtill hörande metod
SE515832C2 (sv) 1999-12-16 2001-10-15 Allgon Ab Slitsantennanordning
WO2001065642A2 (fr) 2000-03-01 2001-09-07 Prodelin Corporation Antenne multifaisceau servant a etablir des liaisons de communication individuelles avec des satellites places a proximite angulaire etroite les uns des autres
EP1160999B1 (fr) * 2000-06-03 2010-09-01 IPCom GmbH & Co. KG Agencement d'antenne pour un téléphone mobile
US6433742B1 (en) 2000-10-19 2002-08-13 Magis Networks, Inc. Diversity antenna structure for wireless communications
US6456245B1 (en) 2000-12-13 2002-09-24 Magis Networks, Inc. Card-based diversity antenna structure for wireless communications
JP2002185372A (ja) * 2000-12-15 2002-06-28 Matsushita Electric Ind Co Ltd アンテナ切換機能を有する携帯無線装置
US6456242B1 (en) 2001-03-05 2002-09-24 Magis Networks, Inc. Conformal box antenna
US6466170B2 (en) 2001-03-28 2002-10-15 Motorola, Inc. Internal multi-band antennas for mobile communications
JP4587599B2 (ja) * 2001-05-17 2010-11-24 株式会社日本自動車部品総合研究所 電波受信機
KR100998426B1 (ko) * 2002-02-26 2010-12-03 노오텔 네트웍스 리미티드 Ｍｉｍｏ 통신용 사용자 단말기 안테나 배열
US6784845B1 (en) * 2002-05-20 2004-08-31 Sprint Communications Company L.P. Antenna system for receiving and/or transmitting signals of multiple polarizations
US7236681B2 (en) * 2003-09-25 2007-06-26 Prodelin Corporation Feed assembly for multi-beam antenna with non-circular reflector, and such an assembly that is field-switchable between linear and circular polarization modes
US7680510B2 (en) * 2005-11-10 2010-03-16 Alcatel-Lucent Usa Inc. Diversity-switched front end base station transceiver system
US20080026803A1 (en) * 2006-07-28 2008-01-31 Sony Ericsson Mobile Communications Ab Detachable Housings for a Wireless Communication Device
US8866691B2 (en) 2007-04-20 2014-10-21 Skycross, Inc. Multimode antenna structure
US7688275B2 (en) * 2007-04-20 2010-03-30 Skycross, Inc. Multimode antenna structure
US7688273B2 (en) 2007-04-20 2010-03-30 Skycross, Inc. Multimode antenna structure
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
US7916089B2 (en) * 2008-01-04 2011-03-29 Apple Inc. Antenna isolation for portable electronic devices
US20090197557A1 (en) * 2008-02-04 2009-08-06 Lee Thomas H Differential diversity antenna
US8159399B2 (en) * 2008-06-03 2012-04-17 Apple Inc. Antenna diversity systems for portable electronic devices
US8417296B2 (en) * 2008-06-05 2013-04-09 Apple Inc. Electronic device with proximity-based radio power control
KR20100037666A (ko) * 2008-10-02 2010-04-12 삼성전자주식회사 멀티 스탠바이 휴대 단말기
CN102474332B (zh) * 2009-07-17 2015-04-01 飞思卡尔半导体公司 分集式接收器和收发器
US8466839B2 (en) * 2009-07-17 2013-06-18 Apple Inc. Electronic devices with parasitic antenna resonating elements that reduce near field radiation
US8432322B2 (en) 2009-07-17 2013-04-30 Apple Inc. Electronic devices with capacitive proximity sensors for proximity-based radio-frequency power control
US8781420B2 (en) 2010-04-13 2014-07-15 Apple Inc. Adjustable wireless circuitry with antenna-based proximity detector
US9236648B2 (en) 2010-09-22 2016-01-12 Apple Inc. Antenna structures having resonating elements and parasitic elements within slots in conductive elements
US8577289B2 (en) 2011-02-17 2013-11-05 Apple Inc. Antenna with integrated proximity sensor for proximity-based radio-frequency power control
US9653813B2 (en) 2011-05-13 2017-05-16 Google Technology Holdings LLC Diagonally-driven antenna system and method
US9203139B2 (en) 2012-05-04 2015-12-01 Apple Inc. Antenna structures having slot-based parasitic elements
US9093745B2 (en) 2012-05-10 2015-07-28 Apple Inc. Antenna and proximity sensor structures having printed circuit and dielectric carrier layers
US10096910B2 (en) 2012-06-13 2018-10-09 Skycross Co., Ltd. Multimode antenna structures and methods thereof
US9300342B2 (en) 2013-04-18 2016-03-29 Apple Inc. Wireless device with dynamically adjusted maximum transmit powers
US9680202B2 (en) 2013-06-05 2017-06-13 Apple Inc. Electronic devices with antenna windows on opposing housing surfaces
US20150116162A1 (en) 2013-10-28 2015-04-30 Skycross, Inc. Antenna structures and methods thereof for determining a frequency offset based on a differential magnitude
US9379445B2 (en) 2014-02-14 2016-06-28 Apple Inc. Electronic device with satellite navigation system slot antennas
US9398456B2 (en) 2014-03-07 2016-07-19 Apple Inc. Electronic device with accessory-based transmit power control
US9450289B2 (en) 2014-03-10 2016-09-20 Apple Inc. Electronic device with dual clutch barrel cavity antennas
US9559425B2 (en) 2014-03-20 2017-01-31 Apple Inc. Electronic device with slot antenna and proximity sensor
US9583838B2 (en) 2014-03-20 2017-02-28 Apple Inc. Electronic device with indirectly fed slot antennas
US9728858B2 (en) 2014-04-24 2017-08-08 Apple Inc. Electronic devices with hybrid antennas
US9791490B2 (en) 2014-06-09 2017-10-17 Apple Inc. Electronic device having coupler for tapping antenna signals
US9444425B2 (en) 2014-06-20 2016-09-13 Apple Inc. Electronic device with adjustable wireless circuitry
US9653777B2 (en) 2015-03-06 2017-05-16 Apple Inc. Electronic device with isolated cavity antennas
US10218052B2 (en) 2015-05-12 2019-02-26 Apple Inc. Electronic device with tunable hybrid antennas
US10268236B2 (en) 2016-01-27 2019-04-23 Apple Inc. Electronic devices having ventilation systems with antennas
US10490881B2 (en) 2016-03-10 2019-11-26 Apple Inc. Tuning circuits for hybrid electronic device antennas
US10290946B2 (en) 2016-09-23 2019-05-14 Apple Inc. Hybrid electronic device antennas having parasitic resonating elements
US10135122B2 (en) 2016-11-29 2018-11-20 AMI Research & Development, LLC Super directive array of volumetric antenna elements for wireless device applications
US10333213B2 (en) 2016-12-06 2019-06-25 Silicon Laboratories Inc. Apparatus with improved antenna isolation and associated methods
WO2018215055A1 (fr) * 2017-05-23 2018-11-29 Huawei Technologies Co., Ltd. Ensemble antenne

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3231894A (en) * 1960-06-23 1966-01-25 Sony Corp Zigzag antenna
US4370657A (en) * 1981-03-09 1983-01-25 The United States Of America As Represented By The Secretary Of The Navy Electrically end coupled parasitic microstrip antennas
JPS59181732A (ja) * 1983-03-31 1984-10-16 Toshiba Corp 携帯用無線機におけるダイバ−シチ−受信方式
US4575725A (en) * 1983-08-29 1986-03-11 Allied Corporation Double tuned, coupled microstrip antenna
US4571595A (en) * 1983-12-05 1986-02-18 Motorola, Inc. Dual band transceiver antenna
DE3536826A1 (de) * 1985-10-16 1987-04-16 Bosch Gmbh Robert Diversity-antenne fuer mobile funkgeraete
US4827271A (en) * 1986-11-24 1989-05-02 Mcdonnell Douglas Corporation Dual frequency microstrip patch antenna with improved feed and increased bandwidth
JPH01317001A (ja) * 1988-06-17 1989-12-21 Mitsubishi Electric Corp アンテナ切替装置
US4868576A (en) * 1988-11-02 1989-09-19 Motorola, Inc. Extendable antenna for portable cellular telephones with ground radiator
US5006861A (en) * 1989-04-20 1991-04-09 Motorola, Inc. Antenna
JPH0793599B2 (ja) * 1991-02-18 1995-10-09 松下電器産業株式会社 アンテナ装置
GB2257838B (en) * 1991-07-13 1995-06-14 Technophone Ltd Retractable antenna
US5185611A (en) * 1991-07-18 1993-02-09 Motorola, Inc. Compact antenna array for diversity applications
US5138328A (en) * 1991-08-22 1992-08-11 Motorola, Inc. Integral diversity antenna for a laptop computer
JP2751683B2 (ja) * 1991-09-11 1998-05-18 三菱電機株式会社 多層アレーアンテナ装置

Also Published As

Publication number Publication date
GB2278500A (en) 1994-11-30
CA2128883A1 (fr) 1994-07-07
US5463406A (en) 1995-10-31
BR9305939A (pt) 1997-08-26
FR2699743A1 (fr) 1994-06-24
SG44555A1 (en) 1997-12-19
GB9414948D0 (en) 1994-09-21
DE4396911T1 (de) 1995-01-26
JPH07504313A (ja) 1995-05-11
CA2128883C (fr) 1997-10-14
CN1090952A (zh) 1994-08-17
GB2278500B (en) 1996-11-13
WO1994015378A1 (fr) 1994-07-07
DE4396911C2 (de) 1998-09-17
CN1028827C (zh) 1995-06-07

Similar Documents

Publication Publication Date Title
FR2699743B1 (fr) Structure d'antenne en diversité possédant des antennes rapprochées.
DE69103196D1 (de) Antennenauswahl-Diversity-Empfangssystem.
DK0620657T3 (da) Antenne omkoblet diversitetsmodtager
DE69410059D1 (de) Antenne mit Strahlergruppe
DE69321561D1 (de) Aktive Antenne mit variabler Polarisations-Synthese
DK0634058T3 (da) Retningsantenne, især dipolantenne
FI932594A0 (fi) Antenn med justerbar loblutning
DE69127480D1 (de) Empfangsgerät mit Antennenauswahl-Diversity
DE69419080D1 (de) Antenne
FR2667730B1 (fr) Antenne.
DE69320313D1 (de) Antennensystem mit Wendelantennen
GB2279813B (en) Polarisation diversity antenna
TR28131A (tr) Koaksiyel anten.
EP0596618A3 (fr) Antenne microbande à poids faible.
DE69302407D1 (de) Zirkularpolarisierte, ebene Antenne
GB9115115D0 (en) Diversity antenna system
GB9126240D0 (en) Diversity antenna
FR2671235B1 (fr) Antenne offset avec radome.
ITRM920857A1 (it) Base per antenne.
DE59306310D1 (de) Rundstrahlantenne
DE59303476D1 (de) Antenne
DE69305485D1 (de) Rundstrahlende Antenne mit verschiedenen Polarisationen
DE69105224D1 (de) Antenne.
Darden The design of ultra-wide-band antennas with narrow beamwidths
DK0643876T3 (da) Antenne

Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20110923