DE69832228D1 - Symmetrierschaltung - Google Patents

Symmetrierschaltung

Info

Publication number
DE69832228D1
DE69832228D1 DE69832228T DE69832228T DE69832228D1 DE 69832228 D1 DE69832228 D1 DE 69832228D1 DE 69832228 T DE69832228 T DE 69832228T DE 69832228 T DE69832228 T DE 69832228T DE 69832228 D1 DE69832228 D1 DE 69832228D1
Authority
DE
Germany
Prior art keywords
balun
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 - Lifetime
Application number
DE69832228T
Other languages
English (en)
Other versions
DE69832228T2 (de
Inventor
Kenjiro Nishikawa
Ichihiko Toyoda
Tsuneo Tokumitsu
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Publication of DE69832228D1 publication Critical patent/DE69832228D1/de
Application granted granted Critical
Publication of DE69832228T2 publication Critical patent/DE69832228T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P5/00—Coupling devices of the waveguide type
    • H01P5/08—Coupling devices of the waveguide type for linking dissimilar lines or devices
    • H01P5/10—Coupling devices of the waveguide type for linking dissimilar lines or devices for coupling balanced lines or devices with unbalanced lines or devices
DE69832228T 1997-03-31 1998-03-30 Symmetrierschaltung Expired - Lifetime DE69832228T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP9850197 1997-03-31
JP9850197 1997-03-31
JP16139097A JP3576754B2 (ja) 1997-03-31 1997-06-18 バラン回路及びバランス型周波数変換器
JP16139097 1997-06-18

Publications (2)

Publication Number Publication Date
DE69832228D1 true DE69832228D1 (de) 2005-12-15
DE69832228T2 DE69832228T2 (de) 2006-05-18

Family

ID=26439661

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69832228T Expired - Lifetime DE69832228T2 (de) 1997-03-31 1998-03-30 Symmetrierschaltung

Country Status (4)

Country Link
US (1) US6150897A (de)
EP (1) EP0869574B1 (de)
JP (1) JP3576754B2 (de)
DE (1) DE69832228T2 (de)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6292070B1 (en) * 1999-03-11 2001-09-18 Anaren Microwave, Inc. Balun formed from symmetrical couplers and method for making same
JP3528044B2 (ja) 1999-04-06 2004-05-17 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機
SE9902497L (sv) * 1999-06-30 2000-08-28 Ericsson Telefon Ab L M Balun
SE513470C2 (sv) * 1999-07-08 2000-09-18 Ericsson Telefon Ab L M Balunkrets
US6359528B1 (en) * 2000-03-09 2002-03-19 Atheros Communications, Inc. Space-optimized printed balun
US6621370B1 (en) 2000-09-15 2003-09-16 Atheros Communications, Inc. Method and system for a lumped-distributed balun
US6483415B1 (en) * 2001-05-21 2002-11-19 Industrial Technology Research Institute Multi-layer LC resonance balun
TW535322B (en) * 2001-06-27 2003-06-01 Ind Tech Res Inst Multi-layer radio frequency chip balun
AU2002351085A1 (en) * 2001-12-06 2003-06-17 Koninklijke Philips Electronics N.V. Balun transformer and transceiver
US6794954B2 (en) * 2002-01-11 2004-09-21 Power Wave Technologies, Inc. Microstrip coupler
US6683510B1 (en) * 2002-08-08 2004-01-27 Northrop Grumman Corporation Ultra-wideband planar coupled spiral balun
KR100531782B1 (ko) * 2002-08-13 2005-11-29 엘지전자 주식회사 밸룬 제조방법
GB2399951B (en) * 2003-03-25 2006-09-13 Thales Plc Apparatus and method for signal transformation
JP4079173B2 (ja) * 2004-02-06 2008-04-23 株式会社村田製作所 平衡型分配器
US7479850B2 (en) * 2006-04-05 2009-01-20 Tdk Corporation Miniaturised half-wave balun
US20070285189A1 (en) * 2006-06-08 2007-12-13 Pei-Si Wu Marchand Balun With Air Bridge
CN101361222A (zh) * 2006-09-29 2009-02-04 株式会社村田制作所 平衡不平衡转换元件和平衡不平衡转换元件的制造方法
US7978024B2 (en) * 2007-03-15 2011-07-12 Marvell International Ltd. Integrated balanced-unbalanced duplexer
JPWO2009005079A1 (ja) * 2007-07-03 2010-08-26 双信電機株式会社 不平衡−平衡変換器
WO2009011169A1 (ja) * 2007-07-13 2009-01-22 Murata Manufacturing Co., Ltd. 平衡不平衡変換素子
JP4905555B2 (ja) * 2007-07-13 2012-03-28 株式会社村田製作所 平衡不平衡変換素子
JP5214338B2 (ja) * 2008-06-04 2013-06-19 株式会社東芝 マーチャントバラン、送信機
JP5146916B2 (ja) * 2008-10-31 2013-02-20 Ｔｄｋ株式会社 薄膜バラン
EP2348572A4 (de) * 2008-11-14 2013-04-17 Fujikura Ltd Vorrichtung aus mehreren harzschichten und verfahren zu ihrer herstellung
US8248180B2 (en) * 2009-05-29 2012-08-21 Werlatone, Inc. Balun with intermediate conductor
US8248181B2 (en) * 2009-09-30 2012-08-21 Werlatone, Inc. Transmission-line transformer
US8354892B2 (en) * 2009-11-03 2013-01-15 Electronics And Telecommunications Research Institute Marchand balun device for forming parallel and vertical capacitance
JP5131495B2 (ja) * 2010-07-29 2013-01-30 Ｔｄｋ株式会社 薄膜バラン
FR2979042B1 (fr) * 2011-08-11 2014-03-07 St Microelectronics Tours Sas Coupleur differentiel
US8598964B2 (en) 2011-12-15 2013-12-03 Werlatone, Inc. Balun with intermediate non-terminated conductor
CN103066366B (zh) * 2013-01-31 2015-02-11 成都赛纳赛德科技有限公司 倒π型五端口H面功分器
JP5992860B2 (ja) * 2013-04-09 2016-09-14 日本電信電話株式会社 マーチャントバラン
TW201628254A (zh) * 2015-01-26 2016-08-01 Trans Electric Co Ltd 平衡非平衡轉換器
US10181629B2 (en) * 2016-02-26 2019-01-15 Sumitomo Electric Industries, Ltd. Marchand balun
US20200220243A1 (en) * 2017-07-27 2020-07-09 Mitsubishi Electric Corporation In-phase suppression circuit
WO2019155624A1 (ja) * 2018-02-09 2019-08-15 三菱電機株式会社 バラン及びアンテナ給電回路
US10911016B2 (en) 2019-01-08 2021-02-02 Analog Devices, Inc. Wideband balun
US11101227B2 (en) 2019-07-17 2021-08-24 Analog Devices International Unlimited Company Coupled line structures for wideband applications
US10818996B1 (en) 2019-10-10 2020-10-27 Werlatone, Inc. Inductive radio frequency power sampler
US11342647B2 (en) 2019-11-26 2022-05-24 Raytheon Company Free-form dual dual-conductor integrated radio frequency media
CN111403378B (zh) * 2020-03-24 2023-06-23 北京邮电大学 一种薄膜集成无源元件ipd宽带射频巴伦芯片
US11011818B1 (en) 2020-08-04 2021-05-18 Werlatone, Inc. Transformer having series and parallel connected transmission lines
US10978772B1 (en) 2020-10-27 2021-04-13 Werlatone, Inc. Balun-based four-port transmission-line networks
JP7068516B2 (ja) * 2021-02-10 2022-05-16 アンリツ株式会社 平衡不平衡変換器及びそれを備えた半導体集積回路
CN113594654B (zh) * 2021-07-30 2023-10-27 上海联影医疗科技股份有限公司 平面巴伦

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2658364A1 (de) * 1976-12-23 1978-06-29 Hans Juergen Dr Ing Herzog Richtkoppler aus gekoppelten streifenleitungen
JPS5943004B2 (ja) * 1977-09-30 1984-10-19 富士通株式会社 方向性結合器
US4216446A (en) * 1978-08-28 1980-08-05 Motorola, Inc. Quarter wave microstrip directional coupler having improved directivity
JPS5662402A (en) * 1979-10-26 1981-05-28 Fujitsu Ltd Directional coupler
FR2515449B1 (fr) * 1981-10-23 1986-08-14 Thomson Csf Dispositif melangeur subharmonique hyperfrequence et systeme hyperfrequence utilisant un tel dispositif
US5025232A (en) * 1989-10-31 1991-06-18 Texas Instruments Incorporated Monolithic multilayer planar transmission line
US5416451A (en) * 1993-09-22 1995-05-16 Motorola, Inc. Circuit and method for balun compensation
JP2773617B2 (ja) * 1993-12-17 1998-07-09 株式会社村田製作所 バルントランス
JP2914247B2 (ja) * 1995-10-17 1999-06-28 日本電気株式会社 平衡変調器
DE19605569A1 (de) * 1996-02-15 1997-08-21 Daimler Benz Aerospace Ag Richtkoppler für den Hochfrequenzbereich
US5644272A (en) * 1996-03-05 1997-07-01 Telefonaktiebolaget Lm Ericsson High frequency balun provided in a multilayer substrate

Also Published As

Publication number Publication date
JPH10335911A (ja) 1998-12-18
EP0869574A3 (de) 1999-06-16
EP0869574A2 (de) 1998-10-07
EP0869574B1 (de) 2005-11-09
US6150897A (en) 2000-11-21
JP3576754B2 (ja) 2004-10-13
DE69832228T2 (de) 2006-05-18

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Legal Events

Date Code Title Description
8328 Change in the person/name/address of the agent

Representative=s name: PATENTANWAELTE KNOBLAUCH UND KNOBLAUCH, 60322 FRANK

8364 No opposition during term of opposition