DE69904520D1 - Symmetrisches dielektrisches Filter - Google Patents

Symmetrisches dielektrisches Filter

Info

Publication number
DE69904520D1
DE69904520D1 DE69904520T DE69904520T DE69904520D1 DE 69904520 D1 DE69904520 D1 DE 69904520D1 DE 69904520 T DE69904520 T DE 69904520T DE 69904520 T DE69904520 T DE 69904520T DE 69904520 D1 DE69904520 D1 DE 69904520D1
Authority
DE
Germany
Prior art keywords
dielectric filter
symmetrical dielectric
symmetrical
filter
dielectric
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
DE69904520T
Other languages
English (en)
Other versions
DE69904520T2 (de
Inventor
Toshio Ishizaki
Toru Yamada
Hideaki Nakakubo
Shoichi Kitazawa
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.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69904520D1 publication Critical patent/DE69904520D1/de
Publication of DE69904520T2 publication Critical patent/DE69904520T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P11/00—Apparatus or processes specially adapted for manufacturing waveguides or resonators, lines, or other devices of the waveguide type
    • H01P11/007—Manufacturing frequency-selective devices
    • 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
    • H01P1/20327—Electromagnetic interstage coupling
    • H01P1/20336—Comb or interdigital filters
    • H01P1/20345—Multilayer filters

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
DE69904520T 1998-02-27 1999-02-24 Symmetrisches dielektrisches Filter Expired - Fee Related DE69904520T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4779398 1998-02-27

Publications (2)

Publication Number Publication Date
DE69904520D1 true DE69904520D1 (de) 2003-01-30
DE69904520T2 DE69904520T2 (de) 2003-11-27

Family

ID=12785261

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69904520T Expired - Fee Related DE69904520T2 (de) 1998-02-27 1999-02-24 Symmetrisches dielektrisches Filter

Country Status (4)

Country Link
US (1) US6222431B1 (de)
EP (1) EP0939449B1 (de)
CN (1) CN1146068C (de)
DE (1) DE69904520T2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7301748B2 (en) 1997-04-08 2007-11-27 Anthony Anthony A Universal energy conditioning interposer with circuit architecture
US7336468B2 (en) 1997-04-08 2008-02-26 X2Y Attenuators, Llc Arrangement for energy conditioning
US7321485B2 (en) 1997-04-08 2008-01-22 X2Y Attenuators, Llc Arrangement for energy conditioning
US9054094B2 (en) 1997-04-08 2015-06-09 X2Y Attenuators, Llc Energy conditioning circuit arrangement for integrated circuit
JP2001136003A (ja) * 1999-11-05 2001-05-18 Murata Mfg Co Ltd 誘電体フィルタ、誘電体デュプレクサおよび通信機
US6603372B1 (en) 1999-11-29 2003-08-05 Matsushita Electric Industrial Co., Ltd. Laminated notch filter and cellular phone using the same
US6597259B1 (en) * 2000-01-11 2003-07-22 James Michael Peters Selective laminated filter structures and antenna duplexer using same
JP2001230610A (ja) * 2000-02-15 2001-08-24 Ngk Insulators Ltd 積層型誘電体共振器
JP3622645B2 (ja) * 2000-08-18 2005-02-23 株式会社村田製作所 誘電体フィルタ、誘電体デュプレクサ、および通信装置
JP3840957B2 (ja) * 2001-01-24 2006-11-01 株式会社村田製作所 非可逆回路素子及び通信装置
FI20021328A0 (fi) * 2002-07-05 2002-07-05 Nokia Corp Monikerrossuodatin
CN1890854A (zh) 2003-12-22 2007-01-03 X2Y艾泰钮埃特有限责任公司 内屏蔽式能量调节装置
US7817397B2 (en) 2005-03-01 2010-10-19 X2Y Attenuators, Llc Energy conditioner with tied through electrodes
US7630188B2 (en) 2005-03-01 2009-12-08 X2Y Attenuators, Llc Conditioner with coplanar conductors
DE102005037040A1 (de) 2005-08-05 2007-02-08 Epcos Ag Elektrisches Bauelement
KR101390426B1 (ko) 2006-03-07 2014-04-30 엑스2와이 어테뉴에이터스, 엘.엘.씨 에너지 컨디셔너 구조물들
WO2012147769A1 (ja) * 2011-04-25 2012-11-01 京セラ株式会社 誘電体セラミックスおよびこれを備える誘電体フィルタ
CN102522611B (zh) * 2011-11-15 2014-12-24 华为技术有限公司 滤波装置、基站系统及频率通道的切换方法
CN103413993B (zh) * 2013-08-01 2015-09-30 南京理工大学 分布式微型带通平衡滤波器
RU2626224C1 (ru) * 2016-09-29 2017-07-24 Федеральное государственное бюджетное научное учреждение "Федеральный исследовательский центр "Красноярский научный центр Сибирского отделения Российской академии наук" Широкополосный полосковый фильтр
WO2019117954A1 (en) * 2017-12-15 2019-06-20 Google Llc Transmission line resonator coupling
EP3716395A1 (de) * 2019-03-26 2020-09-30 Nokia Solutions and Networks Oy Vorrichtung für hochfrequenzsignale und verfahren zur herstellung solch einer vorrichtung
RU2715358C1 (ru) * 2019-05-23 2020-02-26 Федеральное государственное автономное образовательное учреждение высшего образования "Сибирский федеральный университет" Высокоселективный полосковый фильтр верхних частот

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1229659B (de) * 1965-07-14 1966-12-01 Bosch Elektronik Photokino Erdsymmetrisches Hochfrequenz-Netzwerk und Weiche
US5017897A (en) 1990-08-06 1991-05-21 Motorola, Inc. Split ring resonator bandpass filter with differential output
JP2606044B2 (ja) 1991-04-24 1997-04-30 松下電器産業株式会社 誘電体フィルタ
JP3529848B2 (ja) 1993-08-24 2004-05-24 松下電器産業株式会社 誘電体フィルタ
DE69432060T2 (de) * 1993-08-24 2003-11-20 Matsushita Electric Industrial Co., Ltd. Geschichtete dielektrische Antennenweiche
JP3117598B2 (ja) * 1994-03-15 2000-12-18 アルプス電気株式会社 平衡型誘電体フィルタ及び平衡型誘電体フィルタを用いた高周波回路

Also Published As

Publication number Publication date
EP0939449A3 (de) 2001-06-13
CN1146068C (zh) 2004-04-14
EP0939449A2 (de) 1999-09-01
DE69904520T2 (de) 2003-11-27
CN1237006A (zh) 1999-12-01
US6222431B1 (en) 2001-04-24
EP0939449B1 (de) 2002-12-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP

8339 Ceased/non-payment of the annual fee