GB0226894D0 - Antenna for a portable radio device - Google Patents

Antenna for a portable radio device

Info

Publication number
GB0226894D0
GB0226894D0 GB0226894A GB0226894A GB0226894D0 GB 0226894 D0 GB0226894 D0 GB 0226894D0 GB 0226894 A GB0226894 A GB 0226894A GB 0226894 A GB0226894 A GB 0226894A GB 0226894 D0 GB0226894 D0 GB 0226894D0
Authority
GB
United Kingdom
Prior art keywords
antenna
radio device
portable radio
portable
radio
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.)
Granted
Application number
GB0226894A
Other versions
GB2382722A (en
GB2382722B (en
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.)
Psion Digital Ltd
Original Assignee
Psion Digital Ltd
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 Psion Digital Ltd filed Critical Psion Digital Ltd
Publication of GB0226894D0 publication Critical patent/GB0226894D0/en
Publication of GB2382722A publication Critical patent/GB2382722A/en
Application granted granted Critical
Publication of GB2382722B publication Critical patent/GB2382722B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H01Q1/273—Adaptation for carrying or wearing by persons or animals
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/44—Details of, or arrangements associated with, antennas using equipment having another main function to serve additionally as an antenna, e.g. means for giving an antenna an aesthetic aspect
    • 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
    • H01Q9/30—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

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Details Of Aerials (AREA)
  • Support Of Aerials (AREA)
GB0226894A 2001-11-19 2002-11-19 Antenna for a portable radio device Expired - Lifetime GB2382722B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0127566A GB0127566D0 (en) 2001-11-19 2001-11-19 Antenna for a portable radio device

Publications (3)

Publication Number Publication Date
GB0226894D0 true GB0226894D0 (en) 2002-12-24
GB2382722A GB2382722A (en) 2003-06-04
GB2382722B GB2382722B (en) 2004-06-02

Family

ID=9925930

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0127566A Ceased GB0127566D0 (en) 2001-11-19 2001-11-19 Antenna for a portable radio device
GB0226894A Expired - Lifetime GB2382722B (en) 2001-11-19 2002-11-19 Antenna for a portable radio device

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0127566A Ceased GB0127566D0 (en) 2001-11-19 2001-11-19 Antenna for a portable radio device

Country Status (3)

Country Link
AU (1) AU2002343041A1 (en)
GB (2) GB0127566D0 (en)
WO (1) WO2003044890A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006527520A (en) * 2003-06-06 2006-11-30 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ Radio frequency antenna of wireless device
JP3880571B2 (en) * 2003-10-29 2007-02-14 Ｎｅｃアクセステクニカ株式会社 Antenna device
JP4026648B2 (en) * 2004-04-19 2007-12-26 ソニー株式会社 Earphone antenna and portable radio equipped with the earphone antenna
JP3933148B2 (en) * 2004-06-04 2007-06-20 ソニー株式会社 Earphone antenna and portable radio equipped with the earphone antenna
WO2008029321A1 (en) * 2006-09-06 2008-03-13 Koninklijke Philips Electronics N. V. Antennas for shielded devices
GB2460845A (en) * 2008-06-10 2009-12-16 Future Waves Uk Ltd Combined USB keyboard and digital multimedia receiver device
CN102904991A (en) 2012-10-10 2013-01-30 北京小米科技有限责任公司 Pendant and terminal

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2390049A1 (en) * 1977-05-04 1978-12-01 Phelizon Herve Transmitting microphone with integrated antenna - has two part metallic casing separated by insulating material to form antenna
JPS5714505U (en) * 1980-06-26 1982-01-25
FR2621178B1 (en) * 1987-09-25 1989-12-01 Alcatel Thomson Radiotelephone BRACELET ANTENNA FOR A RADIO RECEIVER INTEGRATED IN A WATCH
US5361405A (en) * 1989-09-14 1994-11-01 Ramsey Electronics, Inc. Aircraft band radio receiver which does not radiate interfering signals
DE4321233A1 (en) * 1992-11-03 1994-05-05 Siemens Ag Half wave antenna esp. for mobile radio - has coaxial supply line arrangement with aerial proper formed by screen element and inner conductor
US5440317A (en) * 1993-05-17 1995-08-08 At&T Corp. Antenna assembly for a portable transceiver
US5557653A (en) * 1993-07-27 1996-09-17 Spectralink Corporation Headset for hands-free wireless telephone
JP3123363B2 (en) * 1994-10-04 2001-01-09 三菱電機株式会社 Portable radio
US5798736A (en) * 1995-03-28 1998-08-25 Mcdonnell Douglas Corporation Antenna system having a plurality of fundamental resonances
GB2317994B (en) * 1996-10-02 2001-02-28 Northern Telecom Ltd A multiresonant antenna
DE19726570C1 (en) * 1997-06-23 1998-12-24 Retronika Ges Fuer Telekommuni Dipole antenna for radio telephones
EP0977366A1 (en) * 1998-07-10 2000-02-02 Taigulf Company Limited Two-way communication device for bicycle riders
JP2001244717A (en) * 2000-03-02 2001-09-07 Matsushita Electric Ind Co Ltd Wireless information household electrical appliance
US6373437B1 (en) * 2000-12-07 2002-04-16 Motorola, Inc. Communication device having linked microphone and antenna communication of content to end users

Also Published As

Publication number Publication date
GB2382722A (en) 2003-06-04
WO2003044890A1 (en) 2003-05-30
AU2002343041A1 (en) 2003-06-10
GB2382722B (en) 2004-06-02
GB0127566D0 (en) 2002-01-09

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20200903 AND 20200910

PE20 Patent expired after termination of 20 years

Expiry date: 20221118