JP5692544B2 - アンテナ - Google Patents
アンテナ Download PDFInfo
- Publication number
- JP5692544B2 JP5692544B2 JP2012531830A JP2012531830A JP5692544B2 JP 5692544 B2 JP5692544 B2 JP 5692544B2 JP 2012531830 A JP2012531830 A JP 2012531830A JP 2012531830 A JP2012531830 A JP 2012531830A JP 5692544 B2 JP5692544 B2 JP 5692544B2
- Authority
- JP
- Japan
- Prior art keywords
- antenna
- frequency
- unit
- electromagnetic coupling
- antenna unit
- 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
- 230000008878 coupling Effects 0.000 claims description 18
- 238000010168 coupling process Methods 0.000 claims description 18
- 238000005859 coupling reaction Methods 0.000 claims description 18
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 230000010287 polarization Effects 0.000 description 27
- 239000004020 conductor Substances 0.000 description 20
- 238000004891 communication Methods 0.000 description 13
- 238000004088 simulation Methods 0.000 description 12
- 239000000758 substrate Substances 0.000 description 11
- 239000010408 film Substances 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 239000010949 copper Substances 0.000 description 3
- 239000003822 epoxy resin Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010295 mobile communication Methods 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 238000005388 cross polarization Methods 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 229910017309 Mo—Mn Inorganic materials 0.000 description 1
- 238000007306 functionalization reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
Images
Classifications
-
- 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
- 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
- H01Q9/27—Spiral antennas
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Details Of Aerials (AREA)
Description
2.基板
3.導体線路
4.給電点
5.ギャップ
Claims (5)
- 十字の形状を形成する周回をうずまき状に複数回有する第1のアンテナ部と、第1のアンテナ部に対し切断部を介して隣接される第2のアンテナ部と、中心部に設けられた給電部を有し、第1の周波数では切断部において電磁的な結合を生じ、第1の周波数と異なる第2の周波数では電磁的な結合を生じないものであるアンテナ。
- 第2のアンテナ部は十字の形状を形成する周回をうずまき状に複数回有し、第2のアンテナ部は第1のアンテナ部の外周に設けられ、切断部は第1のアンテナ部の外側端部と第2のアンテナ部の内側端部の間のギャップであり、第1のアンテナ部のうずまき状の周回路の中心部に設けられた給電部を有し、ギャップの間隔は第1の周波数では電磁的な結合を生じ、第1の周波数より高い第2の周波数では電磁的な結合を生じないものである請求項1に記載のアンテナ。
- 十字の形状を形成する周回路のうち第1の方向に沿った部分に流れる電流と、第1の方向に垂直な第2の方向に沿った部分に流れる電流が、第1の周波数では実質的に同位相であり、第2の周波数では実質的にπ/2の位相差を有するようになした請求項2に記載のアンテナ。
- 第2のアンテナ部は第1のアンテナ部の内側に設けられたダイポールアンテナであり、切断部において第1の周波数では電磁的な結合を生じ、切断部において第1の周波数より高い第2の周波数では電磁的な結合を生じないものである請求項1に記載のアンテナ。
- 第2のアンテナ部は第1のアンテナ部の外側に設けられたループアンテナであり、切断部において第1の周波数では電磁的な結合を生じ、切断部において第1の周波数より高い第2の周波数では電磁的な結合を生じないものである請求項1に記載のアンテナ。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012531830A JP5692544B2 (ja) | 2010-09-01 | 2011-08-26 | アンテナ |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010196260 | 2010-09-01 | ||
JP2010196260 | 2010-09-01 | ||
PCT/JP2011/069244 WO2012029639A1 (ja) | 2010-09-01 | 2011-08-26 | アンテナ |
JP2012531830A JP5692544B2 (ja) | 2010-09-01 | 2011-08-26 | アンテナ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2012029639A1 JPWO2012029639A1 (ja) | 2013-10-28 |
JP5692544B2 true JP5692544B2 (ja) | 2015-04-01 |
Family
ID=45772729
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012531830A Expired - Fee Related JP5692544B2 (ja) | 2010-09-01 | 2011-08-26 | アンテナ |
Country Status (4)
Country | Link |
---|---|
US (1) | US9281563B2 (ja) |
JP (1) | JP5692544B2 (ja) |
CN (1) | CN103181027B (ja) |
WO (1) | WO2012029639A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5958937B2 (ja) * | 2012-09-14 | 2016-08-02 | 真由美 松永 | 異なる周波数帯域の円偏波および直線偏波に共用できるループアンテナ |
JP5956944B2 (ja) * | 2013-02-28 | 2016-07-27 | 日本電産サンキョー株式会社 | 非接触式情報処理装置 |
CN111063981B (zh) * | 2019-12-10 | 2021-06-01 | 西安易朴通讯技术有限公司 | 天线组件和电子设备 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5168230A (en) * | 1990-08-17 | 1992-12-01 | General Electric | Dual frequency nmr surface coil pair with interleaved lobe areas |
US5508710A (en) * | 1994-03-11 | 1996-04-16 | Wang-Tripp Corporation | Conformal multifunction shared-aperture antenna |
JPH11317612A (ja) * | 1998-04-30 | 1999-11-16 | Yokowo Co Ltd | 折り返しアンテナとアンテナ装置および無線機 |
EP0954054A1 (en) | 1998-04-30 | 1999-11-03 | Kabushiki Kaisha Yokowo | Folded antenna |
JP2000269724A (ja) | 1999-03-15 | 2000-09-29 | Sharp Corp | 多重ループアンテナ |
JP2004040596A (ja) | 2002-07-05 | 2004-02-05 | Matsushita Electric Ind Co Ltd | 携帯無線機用多周波アンテナ |
US8174454B2 (en) * | 2007-05-07 | 2012-05-08 | Infineon Technologies Ag | Dual-band antenna |
WO2008146430A1 (ja) * | 2007-05-31 | 2008-12-04 | Ehime University | アンテナ |
JP5320635B2 (ja) * | 2007-05-31 | 2013-10-23 | 国立大学法人愛媛大学 | アンテナ |
JP5004238B2 (ja) * | 2008-02-28 | 2012-08-22 | 国立大学法人愛媛大学 | Hf帯のアンテナ |
CN101557030B (zh) * | 2008-04-10 | 2012-08-08 | 广达电脑股份有限公司 | 多频天线 |
-
2011
- 2011-08-26 WO PCT/JP2011/069244 patent/WO2012029639A1/ja active Application Filing
- 2011-08-26 CN CN201180042254.4A patent/CN103181027B/zh not_active Expired - Fee Related
- 2011-08-26 JP JP2012531830A patent/JP5692544B2/ja not_active Expired - Fee Related
- 2011-08-26 US US13/820,336 patent/US9281563B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPWO2012029639A1 (ja) | 2013-10-28 |
WO2012029639A1 (ja) | 2012-03-08 |
CN103181027A (zh) | 2013-06-26 |
CN103181027B (zh) | 2014-11-26 |
US20130176187A1 (en) | 2013-07-11 |
US9281563B2 (en) | 2016-03-08 |
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