JP4302738B2 - 無線端末における、またはそれに関する改良 - Google Patents
無線端末における、またはそれに関する改良 Download PDFInfo
- Publication number
- JP4302738B2 JP4302738B2 JP2006530642A JP2006530642A JP4302738B2 JP 4302738 B2 JP4302738 B2 JP 4302738B2 JP 2006530642 A JP2006530642 A JP 2006530642A JP 2006530642 A JP2006530642 A JP 2006530642A JP 4302738 B2 JP4302738 B2 JP 4302738B2
- Authority
- JP
- Japan
- Prior art keywords
- pifa
- antenna
- notch
- notch antenna
- wireless terminal
- 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
Links
- 239000003990 capacitor Substances 0.000 claims description 15
- 239000000758 substrate Substances 0.000 claims description 7
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- 230000005540 biological transmission Effects 0.000 description 10
- 238000005259 measurement Methods 0.000 description 6
- 230000002411 adverse Effects 0.000 description 3
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- 230000005404 monopole Effects 0.000 description 2
- IRLPACMLTUPBCL-KQYNXXCUSA-N 5'-adenylyl sulfate Chemical compound C1=NC=2C(N)=NC=NC=2N1[C@@H]1O[C@H](COP(O)(=O)OS(O)(=O)=O)[C@@H](O)[C@H]1O IRLPACMLTUPBCL-KQYNXXCUSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
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- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Images
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
- H01Q9/0407—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
- 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
- H01Q1/12—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
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
- H01Q1/521—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas
-
- 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
- H01Q13/10—Resonant slot antennas
- H01Q13/106—Microstrip slot antennas
-
- 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
- H01Q21/00—Antenna arrays or systems
- H01Q21/30—Combinations of separate antenna units operating in different wavebands and connected to a common feeder system
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Transceivers (AREA)
- Support Of Aerials (AREA)
- Waveguide Aerials (AREA)
Description
Claims (9)
- 接地面をその上に有する基板と、前記基板上に搭載されたRF構成部品と、前記接地面に電気的に結合された接続を有するPIFA(板状逆Fアンテナ)とを備え、前記RF構成部品は、信号を受信するためのノッチ・アンテナが前記接地面内に設けられていること、および前記PIFAが信号を送信するために使用されているときに前記ノッチ・アンテナを離調するための非活性手段が設けられていることを特徴とする無線端末。
- 前記PIFAが、デュアル・バンドのスロット式平面パッチ・アンテナであることを特徴とする請求項1に記載の無線端末。
- 前記非活性手段が、前記ノッチ・アンテナの動作開始に応答して、前記PIFAを非活性にすることを特徴とする請求項1または2に記載の無線端末。
- 前記ノッチ・アンテナを同調するために前記ノッチの両端間に容量手段が接続され、および前記ノッチ・アンテナを離調する前記手段が前記容量手段を短絡する手段を含むことを特徴とする請求項1、2または3に記載の無線端末。
- 前記非活性手段が、前記パッチ・アンテナの動作周波数で開回路となり、前記PIFAの動作周波数で短絡回路となる受動回路網を含むことを特徴とする請求項4に記載の無線端末。
- 前記非活性手段が、前記PIFAおよび前記ノッチ・アンテナのどちらも受信モードで活性状態になるダイバーシティ動作モードを有し、および前記PIFAおよび前記ノッチ・アンテナからの出力信号を加算する手段が設けられていることを特徴とする請求項1乃至5のいずれかに記載の無線端末。
- 前記PIFAおよび前記ノッチ・アンテナで受信された信号の同時発生的な特性を測定し、信号を受信するために、前記PIFAおよびノッチ・アンテナのうちよりよい特性の信号を受信する1つのアンテナを選択する手段によって特徴つけられる請求項1乃至4のいずれかに記載の無線端末。
- 接地面を有する基板と、前記基板上に搭載されたRF構成部品と、PIFA(板状逆Fアンテナ)への接続手段とを備える無線モジュールであって、ノッチ・アンテナが前記接地面内に設けられ、および前記PIFAが信号を送信するために使用されているときに前記ノッチ・アンテナを離調するための非活性手段が設けられることを特徴とする無線モジュール。
- 前記ノッチ・アンテナを同調するために前記ノッチの両端間に容量手段が接続され、および前記非活性手段が前記容量手段を短絡する手段を含むことを特徴とする請求項8に記載の無線モジュール。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0311077A GB0311077D0 (en) | 2003-05-14 | 2003-05-14 | Improvements in or relating to wireless terminals |
GB0403765A GB0403765D0 (en) | 2003-05-14 | 2004-02-20 | Improvements in or relating to wireless terminals |
PCT/IB2004/001533 WO2004102744A1 (en) | 2003-05-14 | 2004-05-06 | Improvements in or relating to wireless terminals |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006529070A JP2006529070A (ja) | 2006-12-28 |
JP4302738B2 true JP4302738B2 (ja) | 2009-07-29 |
Family
ID=33454581
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006530642A Expired - Fee Related JP4302738B2 (ja) | 2003-05-14 | 2004-05-06 | 無線端末における、またはそれに関する改良 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7848771B2 (ja) |
EP (1) | EP1625639A1 (ja) |
JP (1) | JP4302738B2 (ja) |
KR (1) | KR101088523B1 (ja) |
WO (1) | WO2004102744A1 (ja) |
Families Citing this family (49)
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AU2002319262A1 (en) | 2002-06-25 | 2004-01-06 | Fractus, S.A. | Multiband antenna for handheld terminal |
US7415248B2 (en) * | 2002-10-22 | 2008-08-19 | Sony Ericsson Mobile Communications Ab | Multiband radio antenna with a flat parasitic element |
EP1810369A1 (en) * | 2004-09-27 | 2007-07-25 | Fractus, S.A. | Tunable antenna |
WO2006059279A2 (en) * | 2004-12-02 | 2006-06-08 | Koninklijke Philips Electronics N.V. | Mobile telephone with a built-in planar television antenna adapted for radiotelephone signal rejection |
US7932863B2 (en) * | 2004-12-30 | 2011-04-26 | Fractus, S.A. | Shaped ground plane for radio apparatus |
JP4257859B2 (ja) * | 2005-02-04 | 2009-04-22 | ソニー・エリクソン・モバイルコミュニケーションズ株式会社 | アンテナ装置及びこのアンテナ装置を備えた携帯端末装置 |
US7872605B2 (en) * | 2005-03-15 | 2011-01-18 | Fractus, S.A. | Slotted ground-plane used as a slot antenna or used for a PIFA antenna |
WO2006114771A1 (en) * | 2005-04-27 | 2006-11-02 | Nxp B.V. | Radio device having antenna arrangement suited for operating over a plurality of bands. |
EP1911124A1 (en) | 2005-07-21 | 2008-04-16 | Fractus, S.A. | Handheld device with two antennas, and method of enhancing the isolation between the antennas |
FR2905526B1 (fr) * | 2006-09-04 | 2010-06-25 | Commissariat Energie Atomique | Systeme multi-antenne a diversite de polarisation |
US7595759B2 (en) | 2007-01-04 | 2009-09-29 | Apple Inc. | Handheld electronic devices with isolated antennas |
US8350761B2 (en) * | 2007-01-04 | 2013-01-08 | Apple Inc. | Antennas for handheld electronic devices |
JP4306734B2 (ja) | 2007-01-31 | 2009-08-05 | カシオ計算機株式会社 | 平面円偏波アンテナ及び電子機器 |
KR100964652B1 (ko) * | 2007-05-03 | 2010-06-22 | 주식회사 이엠따블유 | 다중 대역 안테나 및 그를 포함하는 무선 통신 장치 |
JP4816564B2 (ja) * | 2007-05-17 | 2011-11-16 | カシオ計算機株式会社 | フィルムアンテナ及び電子機器 |
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KR101323853B1 (ko) * | 2007-07-16 | 2013-10-31 | 삼성전자주식회사 | 평판형 역 에프 안테나 |
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JP4613950B2 (ja) | 2007-12-27 | 2011-01-19 | カシオ計算機株式会社 | 平面モノポールアンテナ及び電子機器 |
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EP2284944B8 (en) * | 2008-05-22 | 2015-09-23 | Panasonic Intellectual Property Corporation of America | Mimo antenna device and wireless communication device |
JP4775406B2 (ja) | 2008-05-29 | 2011-09-21 | カシオ計算機株式会社 | 平面アンテナ及び電子機器 |
WO2010010529A2 (en) * | 2008-07-24 | 2010-01-28 | Nxp B.V. | An antenna arrangement and a radio apparatus including the antenna arrangement |
KR101052558B1 (ko) * | 2009-04-15 | 2011-07-29 | 광주과학기술원 | 안테나 장치 |
JP2010278586A (ja) * | 2009-05-27 | 2010-12-09 | Casio Computer Co Ltd | マルチバンド平面アンテナ及び電子機器 |
EP2284946B1 (en) * | 2009-07-17 | 2013-11-20 | BlackBerry Limited | Multi-slot antenna and mobile device |
US8228238B2 (en) | 2009-10-02 | 2012-07-24 | Laird Technologies, Inc. | Low profile antenna assemblies |
US20110128199A1 (en) * | 2009-10-29 | 2011-06-02 | Ziming He | Field-confined wideband antenna for radio frequency front end integrated circuits |
CN101867384B (zh) * | 2010-04-12 | 2015-04-01 | 中兴通讯股份有限公司 | 一种降低吸收率峰值的无线终端及其实现方法 |
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JP3841291B2 (ja) * | 2002-11-19 | 2006-11-01 | ソニー・エリクソン・モバイルコミュニケーションズ株式会社 | 携帯無線装置 |
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-
2004
- 2004-05-06 EP EP04731426A patent/EP1625639A1/en not_active Withdrawn
- 2004-05-06 WO PCT/IB2004/001533 patent/WO2004102744A1/en active Application Filing
- 2004-05-06 JP JP2006530642A patent/JP4302738B2/ja not_active Expired - Fee Related
- 2004-05-06 US US10/556,242 patent/US7848771B2/en not_active Expired - Fee Related
- 2004-05-06 KR KR1020057021618A patent/KR101088523B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO2004102744A1 (en) | 2004-11-25 |
EP1625639A1 (en) | 2006-02-15 |
JP2006529070A (ja) | 2006-12-28 |
KR101088523B1 (ko) | 2011-12-05 |
US7848771B2 (en) | 2010-12-07 |
KR20060013399A (ko) | 2006-02-09 |
US20070040751A1 (en) | 2007-02-22 |
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A621 | Written request for application examination |
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