JP3684285B2 - 同調型スロットアンテナ - Google Patents

同調型スロットアンテナ Download PDF

Info

Publication number
JP3684285B2
JP3684285B2 JP05482597A JP5482597A JP3684285B2 JP 3684285 B2 JP3684285 B2 JP 3684285B2 JP 05482597 A JP05482597 A JP 05482597A JP 5482597 A JP5482597 A JP 5482597A JP 3684285 B2 JP3684285 B2 JP 3684285B2
Authority
JP
Japan
Prior art keywords
conductor
layer
box
slot antenna
antenna
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
JP05482597A
Other languages
English (en)
Japanese (ja)
Other versions
JPH10256826A5 (enExample
JPH10256826A (ja
Inventor
健 武井
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP05482597A priority Critical patent/JP3684285B2/ja
Priority to US09/035,848 priority patent/US6028561A/en
Publication of JPH10256826A publication Critical patent/JPH10256826A/ja
Publication of JPH10256826A5 publication Critical patent/JPH10256826A5/ja
Application granted granted Critical
Publication of JP3684285B2 publication Critical patent/JP3684285B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • 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
    • H01Q13/103—Resonant slot antennas with variable reactance for tuning the antenna

Landscapes

  • Waveguide Aerials (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Support Of Aerials (AREA)
JP05482597A 1997-03-10 1997-03-10 同調型スロットアンテナ Expired - Fee Related JP3684285B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP05482597A JP3684285B2 (ja) 1997-03-10 1997-03-10 同調型スロットアンテナ
US09/035,848 US6028561A (en) 1997-03-10 1998-03-06 Tunable slot antenna

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP05482597A JP3684285B2 (ja) 1997-03-10 1997-03-10 同調型スロットアンテナ

Publications (3)

Publication Number Publication Date
JPH10256826A JPH10256826A (ja) 1998-09-25
JPH10256826A5 JPH10256826A5 (enExample) 2004-09-02
JP3684285B2 true JP3684285B2 (ja) 2005-08-17

Family

ID=12981464

Family Applications (1)

Application Number Title Priority Date Filing Date
JP05482597A Expired - Fee Related JP3684285B2 (ja) 1997-03-10 1997-03-10 同調型スロットアンテナ

Country Status (2)

Country Link
US (1) US6028561A (enExample)
JP (1) JP3684285B2 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101707383B1 (ko) * 2016-07-29 2017-02-17 고려대학교 산학협력단 온 칩 슬롯 안테나 장치

Families Citing this family (57)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100312364B1 (ko) * 1997-05-30 2001-12-28 가나이 쓰도무 동조형 슬롯안테나
US6593887B2 (en) 1999-01-25 2003-07-15 City University Of Hong Kong Wideband patch antenna with L-shaped probe
SE524641C2 (sv) * 2000-02-22 2004-09-07 Smarteq Wireless Ab En antennanordning och ett antennaggregat
JP3468201B2 (ja) * 2000-03-30 2003-11-17 株式会社村田製作所 表面実装型アンテナおよびその複共振の周波数調整設定方法および表面実装型アンテナを備えた通信装置
US6466176B1 (en) * 2000-07-11 2002-10-15 In4Tel Ltd. Internal antennas for mobile communication devices
KR100767543B1 (ko) * 2000-08-16 2007-10-17 레이던 컴퍼니 스위치형 빔 안테나 구조
JP2002076757A (ja) * 2000-09-01 2002-03-15 Hitachi Ltd スロットアンテナを用いた無線端末
FR2821503A1 (fr) * 2001-02-23 2002-08-30 Thomson Multimedia Sa Dispositif de reception et/ou d'emission de signaux electromagnetiques utilisable dans le domaine des transmissions sans fil
US7154440B2 (en) * 2001-04-11 2006-12-26 Kyocera Wireless Corp. Phase array antenna using a constant-gain phase shifter
US7394430B2 (en) * 2001-04-11 2008-07-01 Kyocera Wireless Corp. Wireless device reconfigurable radiation desensitivity bracket systems and methods
US7164329B2 (en) 2001-04-11 2007-01-16 Kyocera Wireless Corp. Tunable phase shifer with a control signal generator responsive to DC offset in a mixed signal
US7221243B2 (en) * 2001-04-11 2007-05-22 Kyocera Wireless Corp. Apparatus and method for combining electrical signals
US7746292B2 (en) * 2001-04-11 2010-06-29 Kyocera Wireless Corp. Reconfigurable radiation desensitivity bracket systems and methods
US7174147B2 (en) * 2001-04-11 2007-02-06 Kyocera Wireless Corp. Bandpass filter with tunable resonator
US6937195B2 (en) 2001-04-11 2005-08-30 Kyocera Wireless Corp. Inverted-F ferroelectric antenna
US6690251B2 (en) * 2001-04-11 2004-02-10 Kyocera Wireless Corporation Tunable ferro-electric filter
US7071776B2 (en) 2001-10-22 2006-07-04 Kyocera Wireless Corp. Systems and methods for controlling output power in a communication device
US6864848B2 (en) * 2001-12-27 2005-03-08 Hrl Laboratories, Llc RF MEMs-tuned slot antenna and a method of making same
US7184727B2 (en) * 2002-02-12 2007-02-27 Kyocera Wireless Corp. Full-duplex antenna system and method
US7176845B2 (en) * 2002-02-12 2007-02-13 Kyocera Wireless Corp. System and method for impedance matching an antenna to sub-bands in a communication band
US7180467B2 (en) 2002-02-12 2007-02-20 Kyocera Wireless Corp. System and method for dual-band antenna matching
US7276990B2 (en) * 2002-05-15 2007-10-02 Hrl Laboratories, Llc Single-pole multi-throw switch having low parasitic reactance, and an antenna incorporating the same
US7298228B2 (en) * 2002-05-15 2007-11-20 Hrl Laboratories, Llc Single-pole multi-throw switch having low parasitic reactance, and an antenna incorporating the same
FR2840456A1 (fr) * 2002-05-31 2003-12-05 Thomson Licensing Sa Perfectionnement aux antennes planaires de type fente
US6664867B1 (en) * 2002-07-19 2003-12-16 Paratek Microwave, Inc. Tunable electromagnetic transmission structure for effecting coupling of electromagnetic signals
US7164387B2 (en) * 2003-05-12 2007-01-16 Hrl Laboratories, Llc Compact tunable antenna
US7068234B2 (en) * 2003-05-12 2006-06-27 Hrl Laboratories, Llc Meta-element antenna and array
US7071888B2 (en) * 2003-05-12 2006-07-04 Hrl Laboratories, Llc Steerable leaky wave antenna capable of both forward and backward radiation
US7154451B1 (en) 2004-09-17 2006-12-26 Hrl Laboratories, Llc Large aperture rectenna based on planar lens structures
US7456803B1 (en) 2003-05-12 2008-11-25 Hrl Laboratories, Llc Large aperture rectenna based on planar lens structures
US7253699B2 (en) * 2003-05-12 2007-08-07 Hrl Laboratories, Llc RF MEMS switch with integrated impedance matching structure
US7245269B2 (en) * 2003-05-12 2007-07-17 Hrl Laboratories, Llc Adaptive beam forming antenna system using a tunable impedance surface
US7720443B2 (en) * 2003-06-02 2010-05-18 Kyocera Wireless Corp. System and method for filtering time division multiple access telephone communications
US7002517B2 (en) * 2003-06-20 2006-02-21 Anritsu Company Fixed-frequency beam-steerable leaky-wave microstrip antenna
US7248845B2 (en) * 2004-07-09 2007-07-24 Kyocera Wireless Corp. Variable-loss transmitter and method of operation
US20060080414A1 (en) * 2004-07-12 2006-04-13 Dedicated Devices, Inc. System and method for managed installation of a computer network
US7348928B2 (en) * 2004-12-14 2008-03-25 Intel Corporation Slot antenna having a MEMS varactor for resonance frequency tuning
US7126549B2 (en) * 2004-12-29 2006-10-24 Agc Automotive Americas R&D, Inc. Slot coupling patch antenna
US7548762B2 (en) * 2005-11-30 2009-06-16 Kyocera Corporation Method for tuning a GPS antenna matching network
US7307589B1 (en) 2005-12-29 2007-12-11 Hrl Laboratories, Llc Large-scale adaptive surface sensor arrays
WO2007138959A1 (ja) 2006-05-25 2007-12-06 Panasonic Corporation 可変スロットアンテナ及びその駆動方法
JP4131985B2 (ja) 2006-05-25 2008-08-13 松下電器産業株式会社 可変スロットアンテナ及びその駆動方法
DE102006038528B3 (de) * 2006-08-17 2007-11-22 Kathrein-Werke Kg Abstimmbare Antenne planarer Bauart
JP4874035B2 (ja) * 2006-09-05 2012-02-08 均 北吉 キャビティ付き薄型スロットアンテナ及びアンテナ給電方法並びにこれらを用いたｒｆｉｄタグ装置
US7868829B1 (en) 2008-03-21 2011-01-11 Hrl Laboratories, Llc Reflectarray
US9466887B2 (en) 2010-11-03 2016-10-11 Hrl Laboratories, Llc Low cost, 2D, electronically-steerable, artificial-impedance-surface antenna
US8436785B1 (en) 2010-11-03 2013-05-07 Hrl Laboratories, Llc Electrically tunable surface impedance structure with suppressed backward wave
US8994609B2 (en) 2011-09-23 2015-03-31 Hrl Laboratories, Llc Conformal surface wave feed
US8982011B1 (en) 2011-09-23 2015-03-17 Hrl Laboratories, Llc Conformal antennas for mitigation of structural blockage
KR101856084B1 (ko) * 2011-11-18 2018-05-10 삼성전기주식회사 유전체 캐비티 안테나
US8878735B2 (en) * 2012-06-25 2014-11-04 Gn Resound A/S Antenna system for a wearable computing device
FR2997236A1 (fr) * 2012-10-23 2014-04-25 Thomson Licensing Antenne fente compacte
US9543660B2 (en) * 2014-10-09 2017-01-10 Apple Inc. Electronic device cavity antennas with slots and monopoles
US9710746B2 (en) 2015-06-01 2017-07-18 The Penn State Research Foundation Radio frequency identification antenna apparatus
US10276925B2 (en) 2017-03-29 2019-04-30 Garmin Switzerland Gmbh Watch with slot antenna configuration
US10686254B2 (en) * 2017-05-31 2020-06-16 The Boeing Company Wideband antenna system
US10271299B1 (en) 2018-01-05 2019-04-23 Garmin Switzerland Gmbh Conductive watch housing with slot antenna configuration

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4197545A (en) * 1978-01-16 1980-04-08 Sanders Associates, Inc. Stripline slot antenna
JP2564305B2 (ja) * 1987-05-27 1996-12-18 株式会社日立製作所 携帯無線端末用アダプテイブアンテナ
US5136304A (en) * 1989-07-14 1992-08-04 The Boeing Company Electronically tunable phased array element
FR2680283B1 (fr) * 1991-08-07 1993-10-01 Alcatel Espace Antenne radioelectrique elementaire miniaturisee.
JP3280204B2 (ja) * 1995-09-05 2002-04-30 株式会社日立製作所 同軸共振型スロットアンテナ及びその製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101707383B1 (ko) * 2016-07-29 2017-02-17 고려대학교 산학협력단 온 칩 슬롯 안테나 장치

Also Published As

Publication number Publication date
JPH10256826A (ja) 1998-09-25
US6028561A (en) 2000-02-22

Similar Documents

Publication Publication Date Title
JP3684285B2 (ja) 同調型スロットアンテナ
KR100312364B1 (ko) 동조형 슬롯안테나
US6614398B2 (en) Antenna structure and communication apparatus including the same
KR100266376B1 (ko) 표면 실장형 안테나 및 통신기기
US6639559B2 (en) Antenna element
JP3738577B2 (ja) アンテナ装置及び移動体通信機器
US6177908B1 (en) Surface-mounting type antenna, antenna device, and communication device including the antenna device
JP3296276B2 (ja) チップアンテナ
US5874926A (en) Matching circuit and antenna apparatus
US6462714B1 (en) Wireless handset using a slot antenna
JP2000022421A (ja) チップアンテナ及びそれを搭載した無線機器
JP2001136026A (ja) 携帯無線端末
US5969680A (en) Antenna device having a radiating portion provided between a wiring substrate and a case
JP2000068726A (ja) 表面実装型アンテナおよびそれを用いたアンテナ装置およびそれを用いた通信機
JP3253255B2 (ja) 携帯無線機用アンテナおよびそれを用いた携帯無線機
JP3975843B2 (ja) 無線通信装置
JPH10190335A (ja) チップアンテナ
JP3467164B2 (ja) 逆ｆアンテナ
JP4049185B2 (ja) 携帯無線機
US5603098A (en) Integrated radiating and coupling device for duplex communications
JP3608379B2 (ja) 同調型スロットアンテナ
JP2003124725A (ja) チップアンテナ装置およびチップアンテナの実装構造
JP4635326B2 (ja) アンテナの実装構造およびそれを備えた無線装置
JP3255028B2 (ja) 表面実装型アンテナ及びそれを用いた通信機
JPH0993030A (ja) アンテナ装置

Legal Events

Date Code Title Description
A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20050516

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20050524

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20050530

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20090603

Year of fee payment: 4

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20090603

Year of fee payment: 4

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20100603

Year of fee payment: 5

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20110603

Year of fee payment: 6

LAPS Cancellation because of no payment of annual fees