JP4336643B2 - アンテナ構造部分が給電構造部分に取り付けられた改良された誘電体アンテナとその製造方法 - Google Patents
アンテナ構造部分が給電構造部分に取り付けられた改良された誘電体アンテナとその製造方法 Download PDFInfo
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- JP4336643B2 JP4336643B2 JP2004506122A JP2004506122A JP4336643B2 JP 4336643 B2 JP4336643 B2 JP 4336643B2 JP 2004506122 A JP2004506122 A JP 2004506122A JP 2004506122 A JP2004506122 A JP 2004506122A JP 4336643 B2 JP4336643 B2 JP 4336643B2
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
- H01Q9/0485—Dielectric resonator antennas
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Waveguide Aerials (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Description
・長方形[M.W.マクアリスタ(McALLISTER,M.W.)、S.A.ロング(LONG,S.A.)及びG.L.コンウェイ(CONWAY G.L.)共著、「長方形誘電体共振アンテナ(Rectangular Dielectric Resonator Antenna)」、エレクトロニクス・レターズ(Electronics Letters)、1983年、第19巻、第6号、p.218−219]。
・三角形[A.イッチピブーン(ITTIPIBOON,A.)、R.K.モギア(MONGIA,R.K.)、Y.M.M.アンター(ANTAR,Y.M.M.)、P.ブハルチア(BHARTIA,P.)及びM.クハチ(CUHACI,M.)共著、「磁気双極アンテナ用の開口面給電式長方形及び三角形誘電体共振アンテナ(Aperture Fed Rectangular and Triangular Dielectric Resonators for use as Magnetic Dipole Antennas)」、エレクトロニクス・レターズ(Electronics Letters)、1993年、第29巻、第23号、p.2001−2002]。
・半球形[K.W.ルーング(LEUNG,K.W.)著、「絶縁保護ストリップにより励起される半球形誘電体共振アンテナについてのシンプルな結果(Simple results for conformal-strip excited hemispherical dielectric resonator antenna)」、エレクトロニクスレターズ(Electronics Letters)、2000年、第36巻、第11号]。
・円筒形[S.A.ロング(LONG,S.A.)、M.W.マクアリスタ(McALLISTER,M.W.)及びL.C.シェン(SHEN,L.C.)共著、「共振円筒形誘電体空洞アンテナ(The Resonant Cylindrical Dielectric Cavity Antenna)」、アンテナと伝搬に関するIEEEトランザクションズ(IEEE Transactions on Antennas and Propagation)、1983年、AP−31、p.406−412]。
・半円筒形(Half-split cylinder:接地面上に垂直に取り付けられた半円筒)[R.K.モギア(MONGIA,R.K.)、A.イッチピブーン(ITTIPIBOON,A.)、Y.M.M.アンター(ANTAR,Y.M.M.)、P.ブハルチア(BHARTIA,P.)及びM.クハチ(CUHACI,M.)共著、「スロット結合を使用した半円筒形誘電体共振アンテナ(A Half-Split Cylindrical Dielectric Resonator Antenna Using Slot-Coupling)」、IEEEマイクロ波及び導波路レターズ(IEEE Microwave and guided Wave Letters)、1993年、第3巻、第2号、p.38−39]。
アンテナのリターンロス(return loss)帯域幅は、
・アンテナの共振モード、
・アンテナの特性インピーダンス、
・給電インピーダンス、
・整合回路、
・整合度が測られるリターンロス、
に依存する。
Claims (16)
- 誘電体基板の一方の側に形成されたマイクロストリップ伝送線路と直接接触するように該マイクロストリップ伝送線路上に取り付けられた誘電体共振器としての機能を有する誘電体ペレットを具備し、前記誘電体ペレットは電磁放射の放射器として構成され、前記マイクロストリップ伝送線路は高さを有し、少なくとも1つの導電性パッドを前記誘電体基板と前記誘電体ペレットの間に形成または挿入して構造を安定させ、前記導電性パッドは、前記マイクロストリップ伝送線路の高さに一致する高さを有することを特徴とする誘電体アンテナ。
- 前記少なくとも1つの導電性パッドは、前記誘電体ペレットの前記誘電体基板と対向する面の縁部または角部に形成または挿入されていることを特徴とする請求項1に記載のアンテナ。
- 前記少なくとも1つの導電性パッドは、前記誘電体基板及び/または前記誘電体ペレットにはんだ付けされていることを特徴とする請求項1または2に記載のアンテナ。
- 誘電体共振アンテナであることを特徴とする請求項1乃至3のいずれかに記載のアンテナ。
- 高誘電体アンテナであることを特徴とする請求項1乃至3のいずれかに記載のアンテナ。
- 前記誘電体基板は、プリント基板であ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アンテナ。
- 前記誘電体ペレットは、セラミック材料から作られていることを特徴とする請求項1乃至6のいずれかに記載のアンテナ。
- 前記誘電体ペレットは、前記マイクロストリップ伝送線路に膠着されていることを特徴とする請求項1乃至7のいずれかに記載のアンテナ。
- 前記誘電体ペレットは、前記マイクロストリップ伝送線路に導線性エポキシを用いて膠着されていることを特徴とする請求項8に記載のアンテナ。
- 前記誘電体ペレットは、前記マイクロストリップ伝送線路にはんだ付けされていることを特徴とする請求項1乃至7のいずれかに記載のアンテナ。
- 前記誘電体ペレットの前記マイクロストリップ伝送線路と接触する部分は、最小限の範囲としてメタライゼーション処理されていることを特徴とする請求項1乃至10のいずれかに記載のアンテナ。
- 前記誘電体ペレットの前記マイクロストリップ伝送線路と接触する部分は、導電性銀塗料で被覆されていることを特徴とする請求項11に記載のアンテナ。
- 前記誘電体ペレットは、前記マイクロストリップ伝送線路の上に、該マイクロストリップ伝送線路の縦長部に関してほぼ中心が来るように取り付けられていることを特徴とする請求項1乃至12のいずれかに記載のアンテナ。
- 前記誘電体ペレットは、前記マイクロストリップ伝送線路の上に、該マイクロストリップ伝送線路の縦長部に関して中心をはずして取り付けられていることを特徴とする請求項1乃至12のいずれかに記載のアンテナ。
- 前記マイクロストリップ伝送線路の上には、複数の誘電体ペレットが取り付けられており、これら複数の誘電体ペレットのうち少なくとも1つのペレットは、前記マイクロストリップ伝送線路の上に、該マイクロストリップ伝送線路の縦長部に関して中心をはずして取り付けられていることを特徴とする請求項1乃至12のいずれかに記載のアンテナ。
- 前記誘電体基板の前記誘電体ペレットが取り付けられている側とは反対の側の少なくとも一部分は、メタライゼーション処理されていることを特徴とする請求項1乃至15のいずれかに記載のアンテナ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0211114A GB0211114D0 (en) | 2002-05-15 | 2002-05-15 | Improvements relating to attaching dielectric resonators to electrical feed structures |
GB0211109A GB0211109D0 (en) | 2002-05-15 | 2002-05-15 | Dielectric resonator antenna array feed mechanism |
PCT/GB2003/002114 WO2003098737A1 (en) | 2002-05-15 | 2003-05-15 | Improvements relating to attaching dielectric resonator antennas to microstrip lines |
Publications (3)
Publication Number | Publication Date |
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JP2005526436A JP2005526436A (ja) | 2005-09-02 |
JP2005526436A5 JP2005526436A5 (ja) | 2006-06-29 |
JP4336643B2 true JP4336643B2 (ja) | 2009-09-30 |
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JP2004506122A Expired - Fee Related JP4336643B2 (ja) | 2002-05-15 | 2003-05-15 | アンテナ構造部分が給電構造部分に取り付けられた改良された誘電体アンテナとその製造方法 |
Country Status (8)
Country | Link |
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US (1) | US7183975B2 (ja) |
EP (1) | EP1504492A1 (ja) |
JP (1) | JP4336643B2 (ja) |
KR (1) | KR20040108819A (ja) |
CN (1) | CN1653647A (ja) |
AU (1) | AU2003234005A1 (ja) |
GB (1) | GB2388964B (ja) |
WO (1) | WO2003098737A1 (ja) |
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GB2360133B (en) | 2000-03-11 | 2002-01-23 | Univ Sheffield | Multi-segmented dielectric resonator antenna |
US6768460B2 (en) * | 2000-03-29 | 2004-07-27 | Matsushita Electric Industrial Co., Ltd. | Diversity wireless device and wireless terminal unit |
US6337666B1 (en) * | 2000-09-05 | 2002-01-08 | Rangestar Wireless, Inc. | Planar sleeve dipole antenna |
JP2002232223A (ja) * | 2001-02-01 | 2002-08-16 | Nec Corp | チップアンテナおよびアンテナ装置 |
JP3945681B2 (ja) * | 2001-03-07 | 2007-07-18 | 株式会社日立製作所 | 照明用点灯装置 |
GB2377556B (en) | 2001-07-11 | 2004-09-15 | Antenova Ltd | Dual band dielectric resonator antenna |
US6801164B2 (en) * | 2001-08-27 | 2004-10-05 | Motorola, Inc. | Broad band and multi-band antennas |
GB2386475A (en) | 2002-03-12 | 2003-09-17 | Antenova Ltd | Multi-element dielectric resonator antenna |
US6819287B2 (en) * | 2002-03-15 | 2004-11-16 | Centurion Wireless Technologies, Inc. | Planar inverted-F antenna including a matching network having transmission line stubs and capacitor/inductor tank circuits |
GB0207052D0 (en) * | 2002-03-26 | 2002-05-08 | Antenova Ltd | Novel dielectric resonator antenna resonance modes |
GB0218820D0 (en) * | 2002-08-14 | 2002-09-18 | Antenova Ltd | An electrically small dielectric resonator antenna with wide bandwith |
-
2003
- 2003-05-15 EP EP03727675A patent/EP1504492A1/en not_active Withdrawn
- 2003-05-15 JP JP2004506122A patent/JP4336643B2/ja not_active Expired - Fee Related
- 2003-05-15 CN CNA038109530A patent/CN1653647A/zh active Pending
- 2003-05-15 US US10/514,108 patent/US7183975B2/en not_active Expired - Fee Related
- 2003-05-15 WO PCT/GB2003/002114 patent/WO2003098737A1/en active Application Filing
- 2003-05-15 KR KR10-2004-7018406A patent/KR20040108819A/ko not_active Application Discontinuation
- 2003-05-15 GB GB0311181A patent/GB2388964B/en not_active Expired - Fee Related
- 2003-05-15 AU AU2003234005A patent/AU2003234005A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
US7183975B2 (en) | 2007-02-27 |
WO2003098737A1 (en) | 2003-11-27 |
KR20040108819A (ko) | 2004-12-24 |
GB2388964A (en) | 2003-11-26 |
GB0311181D0 (en) | 2003-06-18 |
AU2003234005A1 (en) | 2003-12-02 |
CN1653647A (zh) | 2005-08-10 |
GB2388964B (en) | 2005-04-13 |
JP2005526436A (ja) | 2005-09-02 |
US20050162316A1 (en) | 2005-07-28 |
EP1504492A1 (en) | 2005-02-09 |
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