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DE602008000100D1 - Doppelband-Resonator und Doppelband-Filter - Google Patents

Doppelband-Resonator und Doppelband-Filter

Info

Publication number
DE602008000100D1
DE602008000100D1 DE602008000100T DE602008000100T DE602008000100D1 DE 602008000100 D1 DE602008000100 D1 DE 602008000100D1 DE 602008000100 T DE602008000100 T DE 602008000100T DE 602008000100 T DE602008000100 T DE 602008000100T DE 602008000100 D1 DE602008000100 D1 DE 602008000100D1
Authority
DE
Germany
Prior art keywords
double band
resonator
filter
double
band filter
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.)
Active
Application number
DE602008000100T
Other languages
English (en)
Inventor
Daisuke Koizumi
Kei Satoh
Shoichi Narahashi
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.)
NTT Docomo Inc
Original Assignee
NTT Docomo Inc
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 NTT Docomo Inc filed Critical NTT Docomo Inc
Publication of DE602008000100D1 publication Critical patent/DE602008000100D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/201—Filters for transverse electromagnetic waves
    • H01P1/203—Strip line filters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/201—Filters for transverse electromagnetic waves
    • H01P1/2013—Coplanar line filters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P7/00—Resonators of the waveguide type
    • H01P7/08—Strip line resonators
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/46—Filters

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Acoustics & Sound (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
DE602008000100T 2007-05-10 2008-05-07 Doppelband-Resonator und Doppelband-Filter Active DE602008000100D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007125721A JP4758942B2 (ja) 2007-05-10 2007-05-10 デュアルバンド共振器およびデュアルバンドフィルタ

Publications (1)

Publication Number Publication Date
DE602008000100D1 true DE602008000100D1 (de) 2009-10-01

Family

ID=39493212

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602008000100T Active DE602008000100D1 (de) 2007-05-10 2008-05-07 Doppelband-Resonator und Doppelband-Filter

Country Status (6)

Country Link
US (1) US7710222B2 (de)
EP (1) EP1990863B1 (de)
JP (1) JP4758942B2 (de)
KR (1) KR100944953B1 (de)
CN (1) CN101304108B (de)
DE (1) DE602008000100D1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5060498B2 (ja) 2008-02-22 2012-10-31 株式会社エヌ・ティ・ティ・ドコモ デュアルバンド帯域通過型共振器およびデュアルバンド帯域通過型フィルタ
CN101944645A (zh) * 2010-08-19 2011-01-12 华东交通大学 一种基于dgw结构的微带s波段带通滤波器
CN102522615B (zh) * 2011-12-01 2014-11-12 华南理工大学 小型化的低通带可调的双通带带通滤波器
KR101258034B1 (ko) * 2011-12-20 2013-04-24 충남대학교산학협력단 계단형 임피던스 공진기를 이용한 마이크로스트립 이중대역 대역통과 필터
US9331391B2 (en) * 2012-02-14 2016-05-03 Htc Corporation Mobile device
US9331379B2 (en) * 2012-02-14 2016-05-03 Htc Corporation Mobile device and manufacturing method thereof
US20130249764A1 (en) * 2012-03-23 2013-09-26 Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of Industry Compact planar inverted f-antenna for multiband communication
CN105144319B (zh) * 2013-04-18 2017-10-31 松下知识产权经营株式会社 共振耦合器
JP2015076661A (ja) 2013-10-07 2015-04-20 日本電気株式会社 同軸配線装置及び送受信一体型分波器
TWI568070B (zh) * 2015-05-15 2017-01-21 國立清華大學 微型帶通濾波器
KR20170004235A (ko) * 2015-07-01 2017-01-11 주식회사 이너트론 멀티 채널 멀티플렉서
JP6723076B2 (ja) * 2016-05-31 2020-07-15 キヤノン株式会社 フィルタ
JP7394584B2 (ja) * 2019-10-29 2023-12-08 三菱電機株式会社 振幅イコライザ
KR102180144B1 (ko) 2020-01-08 2020-11-17 유현교 공조기의 양압에 대응하는 커버 프레임
CN112768854B (zh) * 2020-12-29 2021-10-29 西安空间无线电技术研究所 基于阶梯阻抗谐振器的高选择性差分双通带微带滤波器
CN112865716B (zh) * 2020-12-31 2023-03-28 四川天巡半导体科技有限责任公司 一种基于多阶梯枝节匹配网络的宽频高效率功率器件
CN114639930B (zh) * 2022-02-25 2023-05-30 中国电子科技集团公司第十研究所 一种高通带隔离的双通带滤波器

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58127401A (ja) * 1982-01-22 1983-07-29 Nec Corp 帯域通過フイルタ
DE69708104T2 (de) * 1996-07-31 2002-07-11 Matsushita Electric Industrial Co., Ltd. Mehrschichtiger zweiband-bandpassfilter
JP2005117433A (ja) * 2003-10-08 2005-04-28 Eudyna Devices Inc フィルタ
JP2005223392A (ja) * 2004-02-03 2005-08-18 Ntt Docomo Inc 結合線路およびフィルタ
US7102470B2 (en) * 2004-11-02 2006-09-05 Integrated System Solution Corp. Dual-band bandpass filter with stepped-impedance resonators
JP4287388B2 (ja) * 2005-02-09 2009-07-01 株式会社エヌ・ティ・ティ・ドコモ コプレーナ平面回路内結合構造、共振器励振構造およびフィルタ
JP4359279B2 (ja) * 2005-09-06 2009-11-04 株式会社エヌ・ティ・ティ・ドコモ コプレーナ共振器及びフィルタ
JP5060498B2 (ja) * 2008-02-22 2012-10-31 株式会社エヌ・ティ・ティ・ドコモ デュアルバンド帯域通過型共振器およびデュアルバンド帯域通過型フィルタ

Also Published As

Publication number Publication date
KR100944953B1 (ko) 2010-03-02
JP4758942B2 (ja) 2011-08-31
CN101304108A (zh) 2008-11-12
CN101304108B (zh) 2012-07-04
JP2008283452A (ja) 2008-11-20
US7710222B2 (en) 2010-05-04
EP1990863B1 (de) 2009-08-19
EP1990863A1 (de) 2008-11-12
KR20080099811A (ko) 2008-11-13
US20080278265A1 (en) 2008-11-13

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Legal Events

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