JP5666497B2 - 同調可能なループアンテナ - Google Patents
同調可能なループアンテナ Download PDFInfo
- Publication number
- JP5666497B2 JP5666497B2 JP2012062669A JP2012062669A JP5666497B2 JP 5666497 B2 JP5666497 B2 JP 5666497B2 JP 2012062669 A JP2012062669 A JP 2012062669A JP 2012062669 A JP2012062669 A JP 2012062669A JP 5666497 B2 JP5666497 B2 JP 5666497B2
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- JP
- Japan
- Prior art keywords
- antenna
- circuit
- feed
- loop
- conductive
- 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.)
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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
- 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
- H01Q7/005—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 with variable reactance for tuning the antenna
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Support Of Aerials (AREA)
- Details Of Aerials (AREA)
- Transceivers (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Description
12:ハウジング
14:ディスプレイ
16:ベゼル
18:ギャップ
19:ボタン
20、22:領域
28:記憶及び処理回路
30:入力/出力回路
32:入力/出力装置
34:ワイヤレス通信回路
36:トランシーバ回路
38:セルラー電話トランシーバ回路
40:アンテナ
Claims (6)
- 周囲を有する電子装置の並列フィードループアンテナにおいて、
第1及び第2のアンテナフィード端子を含むアンテナフィードと、
前記第1及び第2のアンテナフィード端子間に結合された導電性ループであって、前記周囲に沿って配置される導電性構造体から少なくとも一部分形成される導電性ループと、 前記第1及び第2のアンテナフィード端子を橋絡する可変インダクタと、
を備え、
前記可変インダクタは前記第1及び第2のアンテナフィード端子間に並列に結合され、前記可変インダクタは第1のセグメントと第2のセグメントとを備え、前記第1のセグメントは第1のインダクタンス及び第1の長さで伝送線経路の一部を形成し、前記第2のセグメント及び前記第1のセグメントは第2のインダクタンス及び第1の長さとは異なる第2の長さで第2の伝送線経路の一部を形成する、並列フィードループアンテナ。 - 前記可変インダクタは、前記第1及び第2のアンテナフィード端子間に前記第1のセグメントに直列に接続されたスイッチを含み、前記第2のセグメント及び前記スイッチは並列に接続される、請求項1に記載の並列フィードループアンテナ。
- 前記導電性構造体は、少なくとも1つのギャップを含み、
更に、前記少なくとも1つのギャップを橋絡する可変キャパシタ回路を備えた、請求項1に記載の並列フィードループアンテナ。 - 前記電子装置は、更に、ワイヤレストランシーバ回路、及び該トランシーバ回路と前記第1アンテナフィード端子との間に挿入された同調可能なインピーダンスマッチング回路を備えた請求項3に記載の並列フィードループアンテナ。
- 前記電子装置は、更に、
ワイヤレストランシーバ回路、及び
前記トランシーバ回路と前記第1アンテナフィード端子との間に挿入された同調可能なインピーダンスマッチング回路、
を備えた請求項1に記載の並列フィードループアンテナ。 - 伝送線と第1のアンテナフィード端子との間にアンテナ信号を搬送するアンテナフィード線、及び
前記アンテナフィード線に挿入されたキャパシタ、
を備えた請求項1に記載の並列フィードループアンテナ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/041,934 | 2011-03-07 | ||
US13/041,934 US9246221B2 (en) | 2011-03-07 | 2011-03-07 | Tunable loop antennas |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012186810A JP2012186810A (ja) | 2012-09-27 |
JP5666497B2 true JP5666497B2 (ja) | 2015-02-12 |
Family
ID=45774095
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012062669A Active JP5666497B2 (ja) | 2011-03-07 | 2012-03-01 | 同調可能なループアンテナ |
Country Status (10)
Country | Link |
---|---|
US (1) | US9246221B2 (ja) |
EP (1) | EP2498337B1 (ja) |
JP (1) | JP5666497B2 (ja) |
KR (1) | KR101357365B1 (ja) |
CN (1) | CN102683861B (ja) |
AU (1) | AU2012200977B2 (ja) |
BR (1) | BR102012008299B1 (ja) |
HK (1) | HK1175891A1 (ja) |
TW (1) | TWI533520B (ja) |
WO (1) | WO2012121861A1 (ja) |
Cited By (1)
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KR101648670B1 (ko) * | 2015-05-06 | 2016-08-17 | 한양대학교 산학협력단 | 루프 구조를 이용한 이중 대역 그라운드 방사 안테나 |
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KR101648670B1 (ko) * | 2015-05-06 | 2016-08-17 | 한양대학교 산학협력단 | 루프 구조를 이용한 이중 대역 그라운드 방사 안테나 |
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JP2012186810A (ja) | 2012-09-27 |
BR102012008299A2 (pt) | 2018-11-21 |
CN102683861B (zh) | 2016-02-03 |
EP2498337B1 (en) | 2015-04-22 |
US9246221B2 (en) | 2016-01-26 |
KR20120102517A (ko) | 2012-09-18 |
CN102683861A (zh) | 2012-09-19 |
BR102012008299B1 (pt) | 2021-05-25 |
WO2012121861A1 (en) | 2012-09-13 |
HK1175891A1 (en) | 2013-07-12 |
AU2012200977B2 (en) | 2014-06-12 |
TW201242169A (en) | 2012-10-16 |
TWI533520B (zh) | 2016-05-11 |
EP2498337A1 (en) | 2012-09-12 |
AU2012200977A1 (en) | 2012-09-27 |
US20120231750A1 (en) | 2012-09-13 |
KR101357365B1 (ko) | 2014-02-03 |
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