EP0472087A3 - Common node reactance network for a broadband cross beam lumped-element circulator - Google Patents

Common node reactance network for a broadband cross beam lumped-element circulator Download PDF

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Publication number
EP0472087A3
EP0472087A3 EP19910113525 EP91113525A EP0472087A3 EP 0472087 A3 EP0472087 A3 EP 0472087A3 EP 19910113525 EP19910113525 EP 19910113525 EP 91113525 A EP91113525 A EP 91113525A EP 0472087 A3 EP0472087 A3 EP 0472087A3
Authority
EP
European Patent Office
Prior art keywords
lumped
cross beam
common node
reactance network
element circulator
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.)
Granted
Application number
EP19910113525
Other versions
EP0472087B1 (en
EP0472087A2 (en
Inventor
Mark A. Talcott
Kim Alt Poulson
Om P. Chandi
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.)
Raytheon Co
Original Assignee
Hughes Aircraft Co
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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of EP0472087A2 publication Critical patent/EP0472087A2/en
Publication of EP0472087A3 publication Critical patent/EP0472087A3/en
Application granted granted Critical
Publication of EP0472087B1 publication Critical patent/EP0472087B1/en
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
    • H01P1/00—Auxiliary devices
    • H01P1/32—Non-reciprocal transmission devices
    • H01P1/38—Circulators
    • 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
EP91113525A 1990-08-15 1991-08-12 Common node reactance network for a broadband cross beam lumped-element circulator Expired - Lifetime EP0472087B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US56837890A 1990-08-15 1990-08-15
US568378 1990-08-15

Publications (3)

Publication Number Publication Date
EP0472087A2 EP0472087A2 (en) 1992-02-26
EP0472087A3 true EP0472087A3 (en) 1992-11-25
EP0472087B1 EP0472087B1 (en) 1997-10-01

Family

ID=24271036

Family Applications (1)

Application Number Title Priority Date Filing Date
EP91113525A Expired - Lifetime EP0472087B1 (en) 1990-08-15 1991-08-12 Common node reactance network for a broadband cross beam lumped-element circulator

Country Status (8)

Country Link
EP (1) EP0472087B1 (en)
JP (1) JPH0595207A (en)
KR (1) KR930010678B1 (en)
AU (1) AU640811B2 (en)
CA (1) CA2048537A1 (en)
DE (1) DE69127793T2 (en)
ES (1) ES2109247T3 (en)
IL (1) IL99092A (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3147615B2 (en) * 1993-10-12 2001-03-19 株式会社村田製作所 Non-reciprocal circuit element for high frequency
JP3196491B2 (en) * 1994-05-12 2001-08-06 株式会社村田製作所 Non-reciprocal circuit device
US6263220B1 (en) * 1997-03-11 2001-07-17 Com Dev Ltd. Non-etched high power HTS circuits and method of construction thereof
JP3405297B2 (en) * 1999-11-30 2003-05-12 株式会社村田製作所 Non-reciprocal circuit device, non-reciprocal circuit and communication device
KR100684148B1 (en) * 2005-11-03 2007-02-20 한국전자통신연구원 Digital-controlled circulator and radio frequency identification reader having the same
JP4900604B2 (en) * 2007-09-26 2012-03-21 Ｔｄｋ株式会社 Non-reciprocal circuit element
RU2571526C1 (en) * 2014-10-06 2015-12-20 Российская Федерация, от имени которой выступает Государственная корпорация по атомной энергии "Росатом" Circulator on lumped elements with double change of circulation direction
CN105226358A (en) * 2015-10-30 2016-01-06 世达普(苏州)通信设备有限公司 There is the microwave strip transmission line circulator of Broadband Matching
KR102291005B1 (en) * 2018-11-27 2021-08-19 한양대학교 산학협력단 Method for producing anode material for secondary battery
KR102364127B1 (en) * 2018-12-31 2022-02-17 (주) 세이크 Polyurethane Composite Foam Having Silica Aerogel And The Method Thereof
CN113381151B (en) * 2021-06-18 2023-05-05 中国电子科技集团公司第九研究所 Miniaturized microstrip circulator circuit and circulator composed of same

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3517340A (en) * 1968-12-23 1970-06-23 Bell Telephone Labor Inc Circulator having conductive post capacitively coupled between first and second transmission line conductors for broadbanding purposes
US3818381A (en) * 1972-05-24 1974-06-18 Japan Broadcasting Corp Non-reciprocating circuit device using a circulator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5250495B2 (en) * 1972-03-31 1977-12-24
JPS4975049A (en) * 1972-11-22 1974-07-19
JPS63299501A (en) * 1987-05-29 1988-12-07 Nec Corp Lumped constant type circulator

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3517340A (en) * 1968-12-23 1970-06-23 Bell Telephone Labor Inc Circulator having conductive post capacitively coupled between first and second transmission line conductors for broadbanding purposes
US3818381A (en) * 1972-05-24 1974-06-18 Japan Broadcasting Corp Non-reciprocating circuit device using a circulator

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
US-E-RE28998 (KATOH) *

Also Published As

Publication number Publication date
KR920005405A (en) 1992-03-28
ES2109247T3 (en) 1998-01-16
EP0472087B1 (en) 1997-10-01
AU8248291A (en) 1992-02-27
KR930010678B1 (en) 1993-11-05
CA2048537A1 (en) 1992-02-16
DE69127793D1 (en) 1997-11-06
IL99092A (en) 1995-06-29
IL99092A0 (en) 1992-07-15
DE69127793T2 (en) 1998-01-15
AU640811B2 (en) 1993-09-02
JPH0595207A (en) 1993-04-16
EP0472087A2 (en) 1992-02-26

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