DE69424819T2 - Mehrschichtiger Mikrowellenzirkulator - Google Patents

Mehrschichtiger Mikrowellenzirkulator

Info

Publication number
DE69424819T2
DE69424819T2 DE69424819T DE69424819T DE69424819T2 DE 69424819 T2 DE69424819 T2 DE 69424819T2 DE 69424819 T DE69424819 T DE 69424819T DE 69424819 T DE69424819 T DE 69424819T DE 69424819 T2 DE69424819 T2 DE 69424819T2
Authority
DE
Germany
Prior art keywords
microwave circulator
layer microwave
layer
circulator
microwave
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
DE69424819T
Other languages
English (en)
Other versions
DE69424819D1 (de
Inventor
Taro Miura
Makoto Kobayashi
Kazuaki Suzuki
Tadao Fujii
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.)
TDK Corp
Original Assignee
TDK 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 TDK Corp filed Critical TDK Corp
Application granted granted Critical
Publication of DE69424819D1 publication Critical patent/DE69424819D1/de
Publication of DE69424819T2 publication Critical patent/DE69424819T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B13/00—Transmission systems characterised by the medium used for transmission, not provided for in groups H04B3/00 - H04B11/00
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/32—Non-reciprocal transmission devices
    • H01P1/38—Circulators
    • H01P1/383—Junction circulators, e.g. Y-circulators
    • H01P1/387—Strip line circulators
DE69424819T 1993-03-31 1994-03-30 Mehrschichtiger Mikrowellenzirkulator Expired - Fee Related DE69424819T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9495193 1993-03-31
JP9495093 1993-03-31

Publications (2)

Publication Number Publication Date
DE69424819D1 DE69424819D1 (de) 2000-07-13
DE69424819T2 true DE69424819T2 (de) 2000-12-07

Family

ID=26436173

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69424819T Expired - Fee Related DE69424819T2 (de) 1993-03-31 1994-03-30 Mehrschichtiger Mikrowellenzirkulator

Country Status (6)

Country Link
US (1) US5450045A (de)
EP (1) EP0618636B1 (de)
KR (1) KR970003528B1 (de)
CN (1) CN1037644C (de)
DE (1) DE69424819T2 (de)
TW (1) TW246733B (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3239959B2 (ja) * 1992-08-05 2001-12-17 株式会社村田製作所 マイクロ波用非可逆回路素子
US5774024A (en) * 1993-04-02 1998-06-30 Murata Manufacturing Co, Ltd. Microwave non-reciprocal circuit element
JPH07273507A (ja) * 1994-04-01 1995-10-20 Tdk Corp サーキュレータの製造方法
US5772820A (en) * 1995-08-07 1998-06-30 Northrop Grumman Corporation Process for fabricating a microwave power device
JP3264194B2 (ja) * 1995-12-13 2002-03-11 株式会社村田製作所 非可逆回路素子
FR2730348B1 (fr) * 1996-04-12 1997-06-13 Murata Manufacturing Co Element de circuit non reciproque a haute frequence
WO1998005045A1 (en) * 1996-07-26 1998-02-05 Tdk Corporation Conductor paste and multilayer ceramic part using the same
US5724010A (en) * 1996-09-09 1998-03-03 Hughes Electronics Wideband "Y" Junction isolator/circulator at v-band
US6329715B1 (en) * 1996-09-20 2001-12-11 Tdk Corporation Passive electronic parts, IC parts, and wafer
EP0903801B1 (de) * 1997-09-17 2004-02-04 Murata Manufacturing Co., Ltd. Nichtreziproke Schaltungsanordnung
JPH11154805A (ja) * 1997-09-22 1999-06-08 Tdk Corp 積層セラミック部品
US6935002B1 (en) 1997-10-13 2005-08-30 Murata Manufacturing Co., Ltd. Method of manufacturing a nonreciprocal circuit device
JP3646532B2 (ja) * 1997-10-13 2005-05-11 株式会社村田製作所 非可逆回路素子
FR2775125A1 (fr) * 1998-02-16 1999-08-20 Centre Nat Rech Scient Procede de fabrication d'un dispositif uniplanaire a effet gyromagnetique et dispositif ainsi realise
US6741478B2 (en) * 2000-07-14 2004-05-25 Alps Electric Co., Ltd. Compact electronic circuit unit having circulator, manufactured with high productivity
JP4286785B2 (ja) 2002-12-17 2009-07-01 エヌエックスピー ビー ヴィ 非可逆回路素子
CN100470923C (zh) * 2005-10-25 2009-03-18 中国科学院上海微系统与信息技术研究所 一种高收发隔离的混合环行器
WO2008093681A1 (ja) 2007-01-30 2008-08-07 Hitachi Metals, Ltd. 非可逆回路素子及びその中心導体組立体
CN102412859B (zh) * 2010-09-21 2013-12-04 中国科学院上海微系统与信息技术研究所 一种基于分立器件的射频混合双工器
CN102760925A (zh) * 2012-03-13 2012-10-31 聚信科技有限公司 一种环形器，及环形器的制造方法
CN105050329B (zh) * 2015-06-30 2017-10-03 成都八九九科技有限公司 集总参数微带隔离器、环行器厚膜生产工艺
US11081771B2 (en) * 2017-06-09 2021-08-03 Aselsan Elektronik Sanayi Ve Ticaret Anonim Sirketi RF crossover apparatus for microwave systems comprising a body having at least two intersecting RF strips disposed thereon and insulated from an external environment
CN111740197B (zh) * 2020-07-22 2020-12-22 四川中光防雷科技股份有限公司 一种环行器组装工艺
CN112952329A (zh) * 2021-02-07 2021-06-11 湖北师范大学 一种共面波导型微波铁氧体环行器、制备方法、设计方法

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US885639A (en) 1903-06-15 1908-04-21 Adolph J Borgmeier Voting-machine.
US3873944A (en) * 1973-03-01 1975-03-25 Varian Associates Bonding of ferrite to metal for high-power microwave applications
JPS5232713A (en) * 1975-09-06 1977-03-12 Nippon Steel Corp Marking apparatus for cylindrical object
DE2917124A1 (de) * 1979-04-27 1980-11-06 Licentia Gmbh Breitbandiger mikrowellenzirkulator
US4703289A (en) * 1985-12-17 1987-10-27 Motorola, Inc. Distributed resonator stripline circulator and method for fabricating same
US4904965A (en) * 1988-12-27 1990-02-27 Raytheon Company Miniature circulator for monolithic microwave integrated circuits
JPH0344011A (ja) * 1989-07-12 1991-02-25 Murata Mfg Co Ltd チップ型インダクタ
JPH0360471A (ja) * 1989-07-25 1991-03-15 Alps Electric Co Ltd 積層セラミックスの製造方法
US5006182A (en) * 1989-11-17 1991-04-09 E. I. Du Pont De Nemours And Company Method for fabricating multilayer circuits
JPH05251262A (ja) * 1991-05-15 1993-09-28 Tdk Corp 高周波用キャパシタ
US5157360A (en) * 1991-06-07 1992-10-20 Westinghouse Electric Corp. Frequency selective limiter with temperature and frequency compensation
US5185587A (en) * 1991-06-17 1993-02-09 Renaissance Electronics Corp. Compact tandem non-reciprocal circuit
US5164687A (en) * 1991-06-17 1992-11-17 Renaissance Electronics Corp. Compact lumped constant non-reciprocal circuit element
JP2884838B2 (ja) * 1991-07-29 1999-04-19 株式会社村田製作所 非可逆回路素子
JP3223199B2 (ja) * 1991-10-25 2001-10-29 ティーディーケイ株式会社 多層セラミック部品の製造方法および多層セラミック部品
JP3182826B2 (ja) * 1991-12-18 2001-07-03 株式会社村田製作所 非可逆回路素子
GB2266412B (en) * 1992-04-17 1996-07-24 Murata Manufacturing Co Non-reciprocal circuit elements and method thereof
JPH05315757A (ja) * 1992-05-13 1993-11-26 Tdk Corp 多層セラミック部品の製造方法および多層セラミック部品
JPH05327221A (ja) * 1992-05-20 1993-12-10 Tdk Corp 積層セラミック基板およびその製造方法
JPH066112A (ja) * 1992-06-22 1994-01-14 Fuji Elelctrochem Co Ltd マイクロ波アイソレータおよびその製造方法
JP3239959B2 (ja) * 1992-08-05 2001-12-17 株式会社村田製作所 マイクロ波用非可逆回路素子

Also Published As

Publication number Publication date
CN1098561A (zh) 1995-02-08
US5450045A (en) 1995-09-12
KR940023070A (ko) 1994-10-22
EP0618636A3 (en) 1995-10-04
TW246733B (de) 1995-05-01
EP0618636B1 (de) 2000-06-07
KR970003528B1 (ko) 1997-03-18
CN1037644C (zh) 1998-03-04
EP0618636A2 (de) 1994-10-05
DE69424819D1 (de) 2000-07-13

Similar Documents

Publication Publication Date Title
DE69424819T2 (de) Mehrschichtiger Mikrowellenzirkulator
DE69428768D1 (de) Mikrowellenofen
DE69400191D1 (de) Mikrowellenofen
KR930012047U (ko) 전자레인지용 마그네트론
KR950006884U (ko) 전자레인지의 양면구이 장치
DK0697165T3 (da) Mikrobølgeovn
KR950004251U (ko) 전자레인지
KR950019879U (ko) 전자렌지
KR950009452U (ko) 전자렌지의 받침구
KR940008630U (ko) 전자레인지용 마그네트론
KR950021230U (ko) 전자렌지의 마그네트론
KR950019919U (ko) 전자렌지
KR940021013U (ko) 전자레인지
KR950009431U (ko) 전자렌지
KR950014889U (ko) 전자레인지
KR950014895U (ko) 전자렌지
KR950019884U (ko) 전자레인지
KR950019917U (ko) 전자 레인지
KR950019883U (ko) 전자렌지
KR950009432U (ko) 전자레인지
KR950014922U (ko) 상부개폐식 전자렌지
KR940024107U (ko) 전자레인지의 공기순환장치
KR950004273U (ko) 전자레인지의 턴테이블
KR950019964U (ko) 전자레인지의 기름받이 구조
KR950009443U (ko) 전자레인지의 선반장치

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8328 Change in the person/name/address of the agent

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

8339 Ceased/non-payment of the annual fee