ITMI911607A1 - Sistema per realizzare accoppiatori a microonde con direttivita' ed adattamento massimi, e relativi accoppiatori in microstriscia. - Google Patents

Sistema per realizzare accoppiatori a microonde con direttivita' ed adattamento massimi, e relativi accoppiatori in microstriscia.

Info

Publication number
ITMI911607A1
ITMI911607A1 IT001607A ITMI911607A ITMI911607A1 IT MI911607 A1 ITMI911607 A1 IT MI911607A1 IT 001607 A IT001607 A IT 001607A IT MI911607 A ITMI911607 A IT MI911607A IT MI911607 A1 ITMI911607 A1 IT MI911607A1
Authority
IT
Italy
Prior art keywords
couplers
adaptation
microstrip
maximum directivity
create microwave
Prior art date
Application number
IT001607A
Other languages
English (en)
Inventor
D Oro Enzo Cavalieri
Lorenzo Miglioli
Massimo Rivolta
Original Assignee
For Em S P A
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 For Em S P A filed Critical For Em S P A
Priority to ITMI911607A priority Critical patent/IT1248035B/it
Publication of ITMI911607A0 publication Critical patent/ITMI911607A0/it
Priority to US07/893,709 priority patent/US5243305A/en
Priority to EP92201634A priority patent/EP0518423A1/en
Priority to CA002071026A priority patent/CA2071026A1/en
Publication of ITMI911607A1 publication Critical patent/ITMI911607A1/it
Application granted granted Critical
Publication of IT1248035B publication Critical patent/IT1248035B/it

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
    • H01P5/12—Coupling devices having more than two ports
    • H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
    • H01P5/18—Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers
    • H01P5/184—Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers the guides being strip lines or microstrips
    • H01P5/185—Edge coupled lines
ITMI911607A 1991-06-11 1991-06-11 Sistema per realizzare accoppiatori a microonde con direttivita' ed adattamento massimi, e relativi accoppiatori in microstriscia. IT1248035B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
ITMI911607A IT1248035B (it) 1991-06-11 1991-06-11 Sistema per realizzare accoppiatori a microonde con direttivita' ed adattamento massimi, e relativi accoppiatori in microstriscia.
US07/893,709 US5243305A (en) 1991-06-11 1992-06-05 Method to make microwave coupler with maximal directivity and adaptation and relevant microstrip coupler
EP92201634A EP0518423A1 (en) 1991-06-11 1992-06-05 Microstrip coupler with maximal directivity
CA002071026A CA2071026A1 (en) 1991-06-11 1992-06-11 Method to make microwave couplers with maximal directivity and adaptation and relevant microstrip coupler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI911607A IT1248035B (it) 1991-06-11 1991-06-11 Sistema per realizzare accoppiatori a microonde con direttivita' ed adattamento massimi, e relativi accoppiatori in microstriscia.

Publications (3)

Publication Number Publication Date
ITMI911607A0 ITMI911607A0 (it) 1991-06-11
ITMI911607A1 true ITMI911607A1 (it) 1992-12-11
IT1248035B IT1248035B (it) 1995-01-05

Family

ID=11360095

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI911607A IT1248035B (it) 1991-06-11 1991-06-11 Sistema per realizzare accoppiatori a microonde con direttivita' ed adattamento massimi, e relativi accoppiatori in microstriscia.

Country Status (4)

Country Link
US (1) US5243305A (it)
EP (1) EP0518423A1 (it)
CA (1) CA2071026A1 (it)
IT (1) IT1248035B (it)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08162812A (ja) * 1994-12-07 1996-06-21 Fujitsu Ltd 高周波結合器
US5521563A (en) * 1995-06-05 1996-05-28 Emc Technology, Inc. Microwave hybrid coupler
US6496889B1 (en) * 1999-09-17 2002-12-17 Rambus Inc. Chip-to-chip communication system using an ac-coupled bus and devices employed in same
US6759922B2 (en) * 2002-05-20 2004-07-06 Anadigics, Inc. High directivity multi-band coupled-line coupler for RF power amplifier
US6822532B2 (en) * 2002-07-29 2004-11-23 Sage Laboratories, Inc. Suspended-stripline hybrid coupler
JP2004289797A (ja) * 2002-12-06 2004-10-14 Stmicroelectronics Sa 方向性結合器
US6825738B2 (en) * 2002-12-18 2004-11-30 Analog Devices, Inc. Reduced size microwave directional coupler
US6946927B2 (en) * 2003-11-13 2005-09-20 Northrup Grumman Corporation Suspended substrate low loss coupler
US6972639B2 (en) * 2003-12-08 2005-12-06 Werlatone, Inc. Bi-level coupler
US7119633B2 (en) * 2004-08-24 2006-10-10 Endwave Corporation Compensated interdigitated coupler
DE102005016054A1 (de) * 2005-04-07 2006-10-12 Kathrein-Werke Kg Hochfrequenzkoppler oder Leistungsteiler, insbesondere schmalbandiger und/oder 3dB-Koppler oder Leistungsteiler
US7321276B2 (en) * 2005-06-30 2008-01-22 Harris Stratex Networks, Inc. Independently adjustable combined harmonic rejection filter and power sampler
US7450535B2 (en) * 2005-12-01 2008-11-11 Rambus Inc. Pulsed signaling multiplexer
JP5081237B2 (ja) * 2006-07-06 2012-11-28 ジ・オハイオ・ステイト・ユニバーシティ・リサーチ・ファウンデイション 伝送線路における異方性媒質のエミュレーション
JP4999432B2 (ja) * 2006-11-21 2012-08-15 国防部軍備局中山科学研究院 電磁補償付き結合装置
FR2933540B1 (fr) * 2008-07-01 2011-12-02 St Microelectronics Tours Sas Coupleur directif integre
US8354892B2 (en) * 2009-11-03 2013-01-15 Electronics And Telecommunications Research Institute Marchand balun device for forming parallel and vertical capacitance
WO2012111598A1 (ja) * 2011-02-17 2012-08-23 株式会社村田製作所 方向性結合器
JP6080584B2 (ja) * 2013-02-08 2017-02-15 三菱電機株式会社 方向性結合器
KR101665589B1 (ko) * 2015-09-18 2016-10-12 강원대학교산학협력단 인공전송선로를 이용한 결합선로 방향성 결합기
CN111261991A (zh) * 2020-02-10 2020-06-09 南京邮电大学 小型化多层宽带3-dB耦合器

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3512110A (en) * 1968-05-06 1970-05-12 Motorola Inc Microstrip-microwave coupler
US3593208A (en) * 1969-03-17 1971-07-13 Bell Telephone Labor Inc Microwave quadrature coupler having lumped-element capacitors
FR2129899B1 (it) * 1971-03-19 1977-06-17 Thomson Csf
DE2247687C3 (de) * 1972-09-28 1982-02-18 Spinner-GmbH Elektrotechnische Fabrik, 8000 München Koaxialer Richtungskoppler
FR2419613A1 (fr) * 1978-03-07 1979-10-05 Thomson Csf Circuit hyperfrequence a lignes couplees a vitesse de phase compensee, et dispositif hyperfrequence comportant un tel circuit
JPS5662402A (en) * 1979-10-26 1981-05-28 Fujitsu Ltd Directional coupler
US4375054A (en) * 1981-02-04 1983-02-22 Rockwell International Corporation Suspended substrate-3 dB microwave quadrature coupler
US4376921A (en) * 1981-04-28 1983-03-15 Westinghouse Electric Corp. Microwave coupler with high isolation and high directivity
US4394630A (en) * 1981-09-28 1983-07-19 General Electric Company Compensated directional coupler
SU1417083A1 (ru) * 1986-07-15 1988-08-15 Предприятие П/Я А-3650 Направленный ответвитель
US4999593A (en) * 1989-06-02 1991-03-12 Motorola, Inc. Capacitively compensated microstrip directional coupler

Also Published As

Publication number Publication date
CA2071026A1 (en) 1992-12-12
EP0518423A1 (en) 1992-12-16
ITMI911607A0 (it) 1991-06-11
IT1248035B (it) 1995-01-05
US5243305A (en) 1993-09-07

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