FR2186778B1 - - Google Patents

Info

Publication number
FR2186778B1
FR2186778B1 FR7319516A FR7319516A FR2186778B1 FR 2186778 B1 FR2186778 B1 FR 2186778B1 FR 7319516 A FR7319516 A FR 7319516A FR 7319516 A FR7319516 A FR 7319516A FR 2186778 B1 FR2186778 B1 FR 2186778B1
Authority
FR
France
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
FR7319516A
Other versions
FR2186778A1 (fr
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 FR2186778A1 publication Critical patent/FR2186778A1/fr
Application granted granted Critical
Publication of FR2186778B1 publication Critical patent/FR2186778B1/fr
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
FR7319516A 1972-05-30 1973-05-29 Expired FR2186778B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25787472A 1972-05-30 1972-05-30

Publications (2)

Publication Number Publication Date
FR2186778A1 FR2186778A1 (fr) 1974-01-11
FR2186778B1 true FR2186778B1 (fr) 1977-11-10

Family

ID=22978146

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7319516A Expired FR2186778B1 (fr) 1972-05-30 1973-05-29

Country Status (11)

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

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 (fr) * 1994-05-02 1995-11-15 E-Systems Inc. Coupleur directionnel à large bande
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
IT986382B (it) 1975-01-30
NL7307469A (fr) 1973-12-04
SE381964B (sv) 1975-12-22
AU476043B2 (en) 1976-09-09
JPS4985943A (fr) 1974-08-17
US3723913A (en) 1973-03-27
BE800172A (fr) 1973-09-17
FR2186778A1 (fr) 1974-01-11
GB1432702A (en) 1976-04-22
DE2327561A1 (de) 1973-12-13
CA969630A (en) 1975-06-17
AU5607073A (en) 1974-11-28

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Legal Events

Date Code Title Description
ST Notification of lapse