AU2001269664A1 - Antenna device - Google Patents

Antenna device

Info

Publication number
AU2001269664A1
AU2001269664A1 AU2001269664A AU6966401A AU2001269664A1 AU 2001269664 A1 AU2001269664 A1 AU 2001269664A1 AU 2001269664 A AU2001269664 A AU 2001269664A AU 6966401 A AU6966401 A AU 6966401A AU 2001269664 A1 AU2001269664 A1 AU 2001269664A1
Authority
AU
Australia
Prior art keywords
antenna device
antenna
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.)
Abandoned
Application number
AU2001269664A
Inventor
Christian Braun
Liu Donghui
Henrik Falken
Lennart Hakansson
Tomas Rutfors
Anders Thornell-Pers
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.)
Laird Technologies AB
Original Assignee
Allgon AB
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
Priority claimed from SE0002599A external-priority patent/SE518706C2/en
Application filed by Allgon AB filed Critical Allgon AB
Publication of AU2001269664A1 publication Critical patent/AU2001269664A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/08—Radiating ends of two-conductor microwave transmission lines, e.g. of coaxial lines, of microstrip lines
    • 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
    • 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
    • H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/28—Combinations of substantially independent non-interacting antenna units or systems
    • 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
    • H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
    • H01Q9/0421—Substantially flat resonant element parallel to ground plane, e.g. patch antenna with a shorting wall or a shorting pin at one end of the element
    • 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
    • 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
    • H01Q9/265—Open ring dipoles; Circular dipoles
    • 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
    • H01Q9/28—Conical, cylindrical, cage, strip, gauze, or like elements having an extended radiating surface; Elements comprising two conical surfaces having collinear axes and adjacent apices and fed by two-conductor transmission lines
    • 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
    • H01Q9/28—Conical, cylindrical, cage, strip, gauze, or like elements having an extended radiating surface; Elements comprising two conical surfaces having collinear axes and adjacent apices and fed by two-conductor transmission lines
    • H01Q9/285—Planar dipole

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Support Of Aerials (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Transceivers (AREA)
  • Telephone Set Structure (AREA)
AU2001269664A 2000-07-10 2001-07-10 Antenna device Abandoned AU2001269664A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
SE0002599A SE518706C2 (en) 2000-07-10 2000-07-10 Antenna device for portable radio communication device with minimized electrical coupling between transmit and receive antenna elements to reduce space used by antennas
SE0002599 2000-07-10
SE0004724 2000-12-20
SE0004724A SE0004724D0 (en) 2000-07-10 2000-12-20 Antenna device
PCT/SE2001/001600 WO2002005380A1 (en) 2000-07-10 2001-07-10 Antenna device

Publications (1)

Publication Number Publication Date
AU2001269664A1 true AU2001269664A1 (en) 2002-01-21

Family

ID=26655176

Family Applications (2)

Application Number Title Priority Date Filing Date
AU2001269665A Abandoned AU2001269665A1 (en) 2000-07-10 2001-07-10 Antenna arrangement and portable radio communication device
AU2001269664A Abandoned AU2001269664A1 (en) 2000-07-10 2001-07-10 Antenna device

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AU2001269665A Abandoned AU2001269665A1 (en) 2000-07-10 2001-07-10 Antenna arrangement and portable radio communication device

Country Status (8)

Country Link
US (2) US6909401B2 (en)
EP (2) EP1305843B1 (en)
KR (2) KR20020027636A (en)
CN (2) CN1227773C (en)
AU (2) AU2001269665A1 (en)
DE (1) DE60125947T2 (en)
SE (1) SE0004724D0 (en)
WO (2) WO2002005381A1 (en)

Families Citing this family (93)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6904296B2 (en) * 2001-02-09 2005-06-07 Nokia Mobile Phones Limited Internal antenna for mobile communications device
KR20040020218A (en) * 2002-08-30 2004-03-09 주식회사 어필텔레콤 The performance improvement SAR by grounding board in wireless phone
TW545712U (en) * 2002-11-08 2003-08-01 Hon Hai Prec Ind Co Ltd Multi-band antenna
US8000067B1 (en) * 2003-05-15 2011-08-16 Marvell International Ltd. Method and apparatus for improving supply noise rejection
CN100414771C (en) * 2003-06-30 2008-08-27 日本电气株式会社 Antenna structure and communication apparatus
KR100625121B1 (en) * 2003-07-01 2006-09-19 에스케이 텔레콤주식회사 Method and Apparatus for Reducing SAR Exposure in a Communication Handset Device
US7250911B2 (en) 2003-08-18 2007-07-31 Sony Ericsson Mobile Communications Ab Placing of components on an antenna arrangement
EP1508937A1 (en) * 2003-08-18 2005-02-23 Sony Ericsson Mobile Communications AB Placing of components on an antenna arrangement
US7120398B2 (en) * 2003-09-18 2006-10-10 Kyocera Wireless Corp. Mobile communication devices having high frequency noise reduction and methods of making such devices
FR2863406B1 (en) * 2003-12-09 2008-08-29 Cit Alcatel ANTENNA FOR RADIO TERMINAL
US7710335B2 (en) * 2004-05-19 2010-05-04 Delphi Technologies, Inc. Dual band loop antenna
US7362285B2 (en) * 2004-06-21 2008-04-22 Lutron Electronics Co., Ltd. Compact radio frequency transmitting and receiving antenna and control device employing same
JP2006050533A (en) 2004-07-08 2006-02-16 Matsushita Electric Ind Co Ltd Antenna device
JPWO2006011659A1 (en) * 2004-07-29 2008-05-01 松下電器産業株式会社 Compound antenna device
JP2006050324A (en) * 2004-08-05 2006-02-16 Matsushita Electric Ind Co Ltd Portable radio
US7268741B2 (en) * 2004-09-13 2007-09-11 Emag Technologies, Inc. Coupled sectorial loop antenna for ultra-wideband applications
US7102577B2 (en) * 2004-09-30 2006-09-05 Motorola, Inc. Multi-antenna handheld wireless communication device
FR2878082B1 (en) * 2004-11-16 2007-02-16 Sagem APPARATUS FOR TRANSMITTING AND / OR RECEIVING DATA PROVIDED WITH AT LEAST TWO MUTUALLY LITTLE INTERFERING ANTENNAS
SE527203C2 (en) * 2004-12-21 2006-01-17 Perlos Oyj Mobile phone with television receiver, has E field mobile phone antenna and H field television antenna
GB0501170D0 (en) * 2005-01-20 2005-03-02 Antenova Ltd A two-module integrated antenna and radio
GB0501938D0 (en) * 2005-02-01 2005-03-09 Antenova Ltd Balanced-unbalanced antennas for cellular radio handsets, PDAs etc
JP2008543205A (en) * 2005-05-30 2008-11-27 エヌエックスピー ビー ヴィ Improved diversity antenna assembly for wireless communication devices
US7205942B2 (en) 2005-07-06 2007-04-17 Nokia Corporation Multi-band antenna arrangement
US7830329B2 (en) * 2005-11-08 2010-11-09 Panasonic Corporation Composite antenna and portable terminal using same
US8472359B2 (en) 2009-12-09 2013-06-25 Meru Networks Seamless mobility in wireless networks
US9730125B2 (en) 2005-12-05 2017-08-08 Fortinet, Inc. Aggregated beacons for per station control of multiple stations across multiple access points in a wireless communication network
US8064601B1 (en) 2006-03-31 2011-11-22 Meru Networks Security in wireless communication systems
US9185618B1 (en) 2005-12-05 2015-11-10 Meru Networks Seamless roaming in wireless networks
US9215745B1 (en) 2005-12-09 2015-12-15 Meru Networks Network-based control of stations in a wireless communication network
US9794801B1 (en) 2005-12-05 2017-10-17 Fortinet, Inc. Multicast and unicast messages in a virtual cell communication system
US8160664B1 (en) 2005-12-05 2012-04-17 Meru Networks Omni-directional antenna supporting simultaneous transmission and reception of multiple radios with narrow frequency separation
US9215754B2 (en) 2007-03-07 2015-12-15 Menu Networks Wi-Fi virtual port uplink medium access control
US8344953B1 (en) 2008-05-13 2013-01-01 Meru Networks Omni-directional flexible antenna support panel
US9142873B1 (en) 2005-12-05 2015-09-22 Meru Networks Wireless communication antennae for concurrent communication in an access point
US9025581B2 (en) 2005-12-05 2015-05-05 Meru Networks Hybrid virtual cell and virtual port wireless network architecture
US7362275B2 (en) * 2006-02-14 2008-04-22 Palm, Inc. Internal antenna and motherboard architecture
US7773041B2 (en) * 2006-07-12 2010-08-10 Apple Inc. Antenna system
KR100783112B1 (en) * 2006-07-27 2007-12-07 삼성전자주식회사 Wireless communication device available for mobile broadcasting and bluetooth with single antenna
US8098206B2 (en) 2006-07-28 2012-01-17 Siemens Audiologische Technik Gmbh Antenna arrangement for hearing device applications
EP2052462A4 (en) * 2006-08-01 2009-08-12 Agency Science Tech & Res Antenna for near field and far field radio frequency identification
EP1895383A1 (en) * 2006-08-31 2008-03-05 Research In Motion Limited Mobile wireless communications device having dual antenna system for cellular and WiFi
US7369091B2 (en) 2006-08-31 2008-05-06 Research In Motion Limited Mobile wireless communications device having dual antenna system for cellular and WiFi
US7808908B1 (en) 2006-09-20 2010-10-05 Meru Networks Wireless rate adaptation
KR101119113B1 (en) * 2006-09-29 2012-03-16 엘지전자 주식회사 A Mobile Phone
EP1973196A1 (en) * 2007-03-22 2008-09-24 Laird Technologies AB Antenna device and portable radio communication device comprising such antenna device
US7864120B2 (en) * 2007-05-31 2011-01-04 Palm, Inc. High isolation antenna design for reducing frequency coexistence interference
US8522353B1 (en) 2007-08-15 2013-08-27 Meru Networks Blocking IEEE 802.11 wireless access
US8799648B1 (en) 2007-08-15 2014-08-05 Meru Networks Wireless network controller certification authority
US9838911B1 (en) 2007-08-20 2017-12-05 Fortinet, Inc. Multitier wireless data distribution
US8081589B1 (en) 2007-08-28 2011-12-20 Meru Networks Access points using power over ethernet
US8010820B1 (en) 2007-08-28 2011-08-30 Meru Networks Controlling multiple-radio wireless communication access points when using power over Ethernet
US20090058751A1 (en) * 2007-08-28 2009-03-05 Seong-Youp Suh Platform noise mitigation method using balanced antenna
JP5194645B2 (en) * 2007-08-29 2013-05-08 ソニー株式会社 Manufacturing method of semiconductor device
US8295177B1 (en) 2007-09-07 2012-10-23 Meru Networks Flow classes
US7894436B1 (en) 2007-09-07 2011-02-22 Meru Networks Flow inspection
US8145136B1 (en) 2007-09-25 2012-03-27 Meru Networks Wireless diagnostics
EP2056395A1 (en) * 2007-11-05 2009-05-06 Laird Technologies AB Antenna device and portable radio communication device comprising such antenna device
US20090121944A1 (en) * 2007-11-08 2009-05-14 Sony Ericsson Mobile Communications Ab Wideband antenna
TWI481121B (en) * 2007-12-14 2015-04-11 Wistron Neweb Corp Antenna structure and wireless communication appratus thereof
US8284191B1 (en) 2008-04-04 2012-10-09 Meru Networks Three-dimensional wireless virtual reality presentation
US8893252B1 (en) 2008-04-16 2014-11-18 Meru Networks Wireless communication selective barrier
WO2009136876A1 (en) 2008-05-06 2009-11-12 Vinko Kunc Arrangement of a transmitting antenna and a receiving antenna
US7756059B1 (en) 2008-05-19 2010-07-13 Meru Networks Differential signal-to-noise ratio based rate adaptation
US8325753B1 (en) 2008-06-10 2012-12-04 Meru Networks Selective suppression of 802.11 ACK frames
US8369794B1 (en) 2008-06-18 2013-02-05 Meru Networks Adaptive carrier sensing and power control
US8238834B1 (en) 2008-09-11 2012-08-07 Meru Networks Diagnostic structure for wireless networks
US8599734B1 (en) 2008-09-30 2013-12-03 Meru Networks TCP proxy acknowledgements
US8340736B2 (en) * 2009-03-26 2012-12-25 Kyocera Corporation Mobile electronic device
CN101540433B (en) * 2009-05-08 2013-06-12 华为终端有限公司 Antenna design method and data card veneer of wireless terminal
WO2011044333A2 (en) * 2009-10-09 2011-04-14 Skycross, Inc. Antenna system providing high isolation between antennas on electronics device
US9197482B1 (en) 2009-12-29 2015-11-24 Meru Networks Optimizing quality of service in wireless networks
JP5725571B2 (en) * 2010-08-31 2015-05-27 株式会社村田製作所 ANTENNA DEVICE AND RADIO COMMUNICATION DEVICE
US8941539B1 (en) 2011-02-23 2015-01-27 Meru Networks Dual-stack dual-band MIMO antenna
US8922442B2 (en) * 2011-06-01 2014-12-30 Symbol Technologies, Inc. Low-profile multiband antenna for a wireless communication device
US9917752B1 (en) 2011-06-24 2018-03-13 Fortinet, Llc Optimization of contention paramaters for quality of service of VOIP (voice over internet protocol) calls in a wireless communication network
US9906650B2 (en) 2011-06-26 2018-02-27 Fortinet, Llc Voice adaptation for wireless communication
TWI511378B (en) 2012-04-03 2015-12-01 Ind Tech Res Inst Multi-band multi-antenna system and communiction device thereof
JP5979356B2 (en) * 2012-06-14 2016-08-24 Tdk株式会社 Antenna device
GB201213558D0 (en) 2012-07-31 2012-09-12 Univ Birmingham Reconfigurable antenna
GB2507788A (en) * 2012-11-09 2014-05-14 Univ Birmingham Vehicle roof mounted reconfigurable MIMO antenna
US9008728B2 (en) 2012-11-21 2015-04-14 Google Technology Holdings LLC Antenna arrangement for 3G/4G SVLTE and MIMO to enable thin narrow boardered display phones
GB2529885B (en) * 2014-09-05 2017-10-04 Smart Antenna Tech Ltd Multiple antenna system arranged in the periphery of a device casing
GB2529884B (en) 2014-09-05 2017-09-13 Smart Antenna Tech Ltd Reconfigurable multi-band antenna with independent control
US10535921B2 (en) 2014-09-05 2020-01-14 Smart Antenna Technologies Ltd. Reconfigurable multi-band antenna with four to ten ports
USD754108S1 (en) * 2014-10-29 2016-04-19 Airgain, Inc. Antenna
GB2533358B (en) * 2014-12-17 2018-09-05 Smart Antenna Tech Limited Device with a chassis antenna and a symmetrically-fed loop antenna arrangement
US10318858B2 (en) 2015-04-08 2019-06-11 Nike, Inc. Multi-antenna tuned wearable article
US10666302B2 (en) * 2016-06-21 2020-05-26 Telefonaktiebolaget Lm Ericsson (Publ) Antenna feed in a wireless communication network node
USD803197S1 (en) * 2016-10-11 2017-11-21 Airgain Incorporated Set of antennas
USD807333S1 (en) * 2016-11-06 2018-01-09 Airgain Incorporated Set of antennas
WO2018210707A1 (en) * 2017-05-15 2018-11-22 Thomson Licensing Antenna structure for wireless systems
CN107332573B (en) * 2017-07-25 2021-04-13 Oppo广东移动通信有限公司 Radio frequency circuit, antenna device and electronic equipment
CN110323573A (en) * 2019-05-14 2019-10-11 惠州Tcl移动通信有限公司 Antenna module and communication device

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4260990A (en) * 1979-11-08 1981-04-07 Lichtblau G J Asymmetrical antennas for use in electronic security systems
US4903326A (en) * 1988-04-27 1990-02-20 Motorola, Inc. Detachable battery pack with a built-in broadband antenna
AU5435190A (en) 1989-04-18 1990-11-16 Novatel Communications Ltd. Duplexing antenna for portable radio transceiver
JP3095473B2 (en) * 1991-09-25 2000-10-03 株式会社トキメック Detected device and moving object identification system
US5300936A (en) * 1992-09-30 1994-04-05 Loral Aerospace Corp. Multiple band antenna
US5760747A (en) * 1996-03-04 1998-06-02 Motorola, Inc. Energy diversity antenna
JPH1022727A (en) 1996-07-02 1998-01-23 Murata Mfg Co Ltd Antenna system
JPH1065437A (en) * 1996-08-21 1998-03-06 Saitama Nippon Denki Kk Inverted-f plate antenna and radio equipment
KR100263181B1 (en) * 1998-02-27 2000-08-01 윤종용 Antenna of portable radio equipment
EP1024552A3 (en) 1999-01-26 2003-05-07 Siemens Aktiengesellschaft Antenna for radio communication terminals
GB2349982B (en) 1999-05-11 2004-01-07 Nokia Mobile Phones Ltd Antenna
US6549169B1 (en) * 1999-10-18 2003-04-15 Matsushita Electric Industrial Co., Ltd. Antenna for mobile wireless communications and portable-type wireless apparatus using the same
JP2001119238A (en) * 1999-10-18 2001-04-27 Sony Corp Antenna device and portable radio
US6768460B2 (en) * 2000-03-29 2004-07-27 Matsushita Electric Industrial Co., Ltd. Diversity wireless device and wireless terminal unit
SE516842C2 (en) 2000-07-10 2002-03-12 Allgon Ab Antenna device for a portable radio communication device
US6483463B2 (en) * 2001-03-27 2002-11-19 Centurion Wireless Technologies, Inc. Diversity antenna system including two planar inverted F antennas

Also Published As

Publication number Publication date
DE60125947T2 (en) 2007-10-31
EP1307942B1 (en) 2013-04-24
WO2002005381A1 (en) 2002-01-17
EP1307942A1 (en) 2003-05-07
US20040090384A1 (en) 2004-05-13
SE0004724D0 (en) 2000-12-20
KR100757506B1 (en) 2007-09-11
CN1441978A (en) 2003-09-10
EP1305843B1 (en) 2007-01-10
CN1223044C (en) 2005-10-12
CN1441977A (en) 2003-09-10
US6894649B2 (en) 2005-05-17
US20030189519A1 (en) 2003-10-09
CN1227773C (en) 2005-11-16
AU2001269665A1 (en) 2002-01-21
KR20020027636A (en) 2002-04-13
US6909401B2 (en) 2005-06-21
EP1305843A1 (en) 2003-05-02
WO2002005380A1 (en) 2002-01-17
DE60125947D1 (en) 2007-02-22
KR20020026382A (en) 2002-04-09

Similar Documents

Publication Publication Date Title
AU2001269664A1 (en) Antenna device
AU2001271193A1 (en) Antenna
AU2001258958A1 (en) Antenna
AU2001264922A1 (en) E h antenna
AU2001228310A1 (en) Rear-projecting device
AU2001238137A1 (en) Communicating device
AU5567300A (en) Radio device
AU2241001A (en) Slot antenna device
AU5899201A (en) Antenna arrangement
AU2001281209A1 (en) Contrawound antenna
AU3419301A (en) Antenna device
AU6648301A (en) Unitary antenna device
AU2002359199A1 (en) Antenna device
AU2001280110A1 (en) Radio device
AU2001254745A1 (en) Pellet-freezing device
AU2001241311A1 (en) Cap-signaling device
AU2001279629A1 (en) Positioning device
AU2001270815A1 (en) Antenna
AU9335601A (en) An antenna
AU2002212929A1 (en) Antenna arrangement
AU2001244976A1 (en) Antenna arrangement
AU2001232007A1 (en) Planar antenna
AU2001237654A1 (en) An antenna
AU2001260923A1 (en) Antenna arrangement
AU2001238543A1 (en) Antiextrusion device