AU476043B2 - Improvements in or relating to quadrature hybrid couplers - Google Patents

Improvements in or relating to quadrature hybrid couplers

Info

Publication number
AU476043B2
AU476043B2 AU56070/73A AU5607073A AU476043B2 AU 476043 B2 AU476043 B2 AU 476043B2 AU 56070/73 A AU56070/73 A AU 56070/73A AU 5607073 A AU5607073 A AU 5607073A AU 476043 B2 AU476043 B2 AU 476043B2
Authority
AU
Australia
Prior art keywords
relating
quadrature hybrid
hybrid couplers
couplers
quadrature
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
Application number
AU56070/73A
Other languages
English (en)
Other versions
AU5607073A (en
Inventor
Seidel Harold
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of AU5607073A publication Critical patent/AU5607073A/en
Application granted granted Critical
Publication of AU476043B2 publication Critical patent/AU476043B2/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/48—Networks for connecting several sources or loads, working on the same frequency or frequency band, to a common load or source
AU56070/73A 1972-05-30 1973-05-24 Improvements in or relating to quadrature hybrid couplers Expired AU476043B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US25787472A 1972-05-30 1972-05-30
USUS257,874 1972-05-30

Publications (2)

Publication Number Publication Date
AU5607073A AU5607073A (en) 1974-11-28
AU476043B2 true AU476043B2 (en) 1976-09-09

Family

ID=22978146

Family Applications (1)

Application Number Title Priority Date Filing Date
AU56070/73A Expired AU476043B2 (en) 1972-05-30 1973-05-24 Improvements in or relating to quadrature hybrid couplers

Country Status (11)

Country Link
US (1) US3723913A (en, 2012)
JP (1) JPS4985943A (en, 2012)
AU (1) AU476043B2 (en, 2012)
BE (1) BE800172A (en, 2012)
CA (1) CA969630A (en, 2012)
DE (1) DE2327561A1 (en, 2012)
FR (1) FR2186778B1 (en, 2012)
GB (1) GB1432702A (en, 2012)
IT (1) IT986382B (en, 2012)
NL (1) NL7307469A (en, 2012)
SE (1) SE381964B (en, 2012)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4121180A (en) * 1976-12-27 1978-10-17 Technical Research And Manufacturing, Inc. Broadband directional coupler
EP0682381A1 (en) * 1994-05-02 1995-11-15 E-Systems Inc. Broadband directional coupler
US5625328A (en) * 1995-09-15 1997-04-29 E-Systems, Inc. Stripline directional coupler tolerant of substrate variations
DE69722692T2 (de) * 1996-03-13 2004-04-22 Koninklijke Philips Electronics N.V. Vorrichtung mit einer passiven um 180 Grad phasenverschiebenden Kopplungsschaltung
DE19843465B4 (de) * 1998-09-22 2005-06-02 Vacuumschmelze Gmbh Stromkompensierte Funkentstördrossel
US9627739B2 (en) * 2012-06-19 2017-04-18 Alcatel Lucent System for coupling printed circuit boards

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2942209A (en) * 1957-02-26 1960-06-21 Seymour B Cohn Lumped constant directional filters
US3452300A (en) * 1965-08-11 1969-06-24 Merrimac Research & Dev Inc Four port directive coupler having electrical symmetry with respect to both axes
US3605044A (en) * 1968-11-18 1971-09-14 Bell Telephone Labor Inc Filter structures using bimodal, bisymmetric networks

Also Published As

Publication number Publication date
CA969630A (en) 1975-06-17
FR2186778A1 (en, 2012) 1974-01-11
IT986382B (it) 1975-01-30
FR2186778B1 (en, 2012) 1977-11-10
JPS4985943A (en, 2012) 1974-08-17
US3723913A (en) 1973-03-27
AU5607073A (en) 1974-11-28
BE800172A (fr) 1973-09-17
DE2327561A1 (de) 1973-12-13
SE381964B (sv) 1975-12-22
NL7307469A (en, 2012) 1973-12-04
GB1432702A (en) 1976-04-22

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