GB2387971B - An antenna device and a radio communication device including an antenna device - Google Patents

An antenna device and a radio communication device including an antenna device

Info

Publication number
GB2387971B
GB2387971B GB0316049A GB0316049A GB2387971B GB 2387971 B GB2387971 B GB 2387971B GB 0316049 A GB0316049 A GB 0316049A GB 0316049 A GB0316049 A GB 0316049A GB 2387971 B GB2387971 B GB 2387971B
Authority
GB
United Kingdom
Prior art keywords
antenna device
radio communication
antenna
communication device
device including
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
GB0316049A
Other versions
GB0316049D0 (en
GB2387971A (en
Inventor
Olov Edvardsson
Christian Braun
Leif Eriksson
Hans Peter Kurz
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
AMC Centurion AB
Allgon Mobile Communications 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 SE9900445A external-priority patent/SE513984C2/en
Priority claimed from SE9904256A external-priority patent/SE9904256D0/en
Application filed by AMC Centurion AB, Allgon Mobile Communications AB filed Critical AMC Centurion AB
Publication of GB0316049D0 publication Critical patent/GB0316049D0/en
Publication of GB2387971A publication Critical patent/GB2387971A/en
Application granted granted Critical
Publication of GB2387971B publication Critical patent/GB2387971B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
    • H01Q1/526—Electromagnetic shields
    • 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
    • H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
    • 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
GB0316049A 1999-02-10 2000-02-08 An antenna device and a radio communication device including an antenna device Expired - Fee Related GB2387971B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9900445A SE513984C2 (en) 1999-02-10 1999-02-10 Antenna device for radio communication apparatus, has radiation shield that is functionally integrated with a radiating antenna element to form an actively radiating section
SE9904256A SE9904256D0 (en) 1999-02-10 1999-11-24 An antenna device and a radio communication device including an antenna device
GB0116762A GB2362512B (en) 1999-02-10 2000-02-08 An Antenna device and a radio communications device including an antenna device

Publications (3)

Publication Number Publication Date
GB0316049D0 GB0316049D0 (en) 2003-08-13
GB2387971A GB2387971A (en) 2003-10-29
GB2387971B true GB2387971B (en) 2003-12-24

Family

ID=28678574

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0316049A Expired - Fee Related GB2387971B (en) 1999-02-10 2000-02-08 An antenna device and a radio communication device including an antenna device

Country Status (1)

Country Link
GB (1) GB2387971B (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4415900A (en) * 1981-12-28 1983-11-15 The United States Of America As Represented By The Secretary Of The Navy Cavity/microstrip multi-mode antenna
EP0177362A2 (en) * 1984-10-04 1986-04-09 Nec Corporation Portable radio communication apparatus comprising an antenna member for a broad-band signal

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4415900A (en) * 1981-12-28 1983-11-15 The United States Of America As Represented By The Secretary Of The Navy Cavity/microstrip multi-mode antenna
EP0177362A2 (en) * 1984-10-04 1986-04-09 Nec Corporation Portable radio communication apparatus comprising an antenna member for a broad-band signal

Also Published As

Publication number Publication date
GB0316049D0 (en) 2003-08-13
GB2387971A (en) 2003-10-29

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20090208