JPS4866955A - - Google Patents

Info

Publication number
JPS4866955A
JPS4866955A JP47125334A JP12533472A JPS4866955A JP S4866955 A JPS4866955 A JP S4866955A JP 47125334 A JP47125334 A JP 47125334A JP 12533472 A JP12533472 A JP 12533472A JP S4866955 A JPS4866955 A JP S4866955A
Authority
JP
Japan
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.)
Pending
Application number
JP47125334A
Inventor
H Seidel
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 JPS4866955A publication Critical patent/JPS4866955A/ja
Pending 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
    • H03H7/38—Impedance-matching networks
    • 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
    • H03H7/18—Networks for phase shifting
    • H03H7/21—Networks for phase shifting providing two or more phase shifted output signals, e.g. n-phase output
JP47125334A 1971-12-15 1972-12-15 Pending JPS4866955A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US20830571A 1971-12-15 1971-12-15

Publications (1)

Publication Number Publication Date
JPS4866955A true JPS4866955A (ja) 1973-09-13

Family

ID=22774094

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47125334A Pending JPS4866955A (ja) 1971-12-15 1972-12-15

Country Status (11)

Country Link
US (1) US3748601A (ja)
JP (1) JPS4866955A (ja)
AU (1) AU471293B2 (ja)
BE (1) BE792560A (ja)
CA (1) CA944445A (ja)
DE (1) DE2261082A1 (ja)
FR (1) FR2163631B1 (ja)
GB (1) GB1388318A (ja)
IT (1) IT974047B (ja)
NL (1) NL7216909A (ja)
SE (1) SE377247B (ja)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3988705A (en) * 1975-11-20 1976-10-26 Rockwell International Corporation Balanced four-way power divider employing 3db, 90° couplers
US4394629A (en) * 1981-03-31 1983-07-19 Rca Corporation Hybrid power divider/combiner circuit
US4906954A (en) * 1987-05-29 1990-03-06 Atr Optical And Radio Communications Research Laboratories Directional coupler device
US5063365A (en) * 1988-08-25 1991-11-05 Merrimac Industries, Inc. Microwave stripline circuitry
US5376904A (en) * 1993-05-20 1994-12-27 Northern Telecom Limited Directional coupler for differentially driven twisted line
US5528630A (en) * 1994-04-20 1996-06-18 At&T Corp. Coupler for communication systems which utilize more than one frequency band
US7190240B2 (en) * 2003-06-25 2007-03-13 Werlatone, Inc. Multi-section coupler assembly
US6972639B2 (en) * 2003-12-08 2005-12-06 Werlatone, Inc. Bi-level coupler
US20080143456A1 (en) * 2006-12-15 2008-06-19 Isotek Electronics Limited Band combining filter
US8392495B2 (en) * 2009-02-09 2013-03-05 Associated Universities, Inc. Reflectionless filters
WO2012118619A2 (en) * 2011-03-01 2012-09-07 Rambus Inc. Tracking system with orthogonal polarizations and a retro-directive array
GB2496390B (en) * 2011-11-08 2017-06-28 Filtronic Wireless Ltd A filter block and a signal transceiver comprising such a filter block
US9705467B2 (en) 2014-06-25 2017-07-11 Assoicated Universties, Inc. Sub-network enhanced reflectionless filter topology
JP6652970B2 (ja) 2014-11-05 2020-02-26 アソシエイテッド ユニバーシティーズ，インコーポレイテッド 伝送線路無反射フィルタ
US10374577B2 (en) 2015-10-30 2019-08-06 Associated Universities, Inc. Optimal response reflectionless filters
US10530321B2 (en) 2015-10-30 2020-01-07 Associated Universities, Inc. Deep rejection reflectionless filters
WO2017074777A1 (en) 2015-10-30 2017-05-04 Associated Universities, Inc. Optimal response reflectionless filters

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3037175A (en) * 1958-05-12 1962-05-29 Bell Telephone Labor Inc Broadband transformers
US3231837A (en) * 1961-06-20 1966-01-25 Hughes Aircraft Co All-pass transformer coupling network utilizing high frequency and low frequency transformers in parallel connection
US3452300A (en) * 1965-08-11 1969-06-24 Merrimac Research & Dev Inc Four port directive coupler having electrical symmetry with respect to both axes
US3444475A (en) * 1967-04-19 1969-05-13 Bell Telephone Labor Inc Broadband hybrid-coupled circuit
DE1947889C3 (de) * 1969-09-22 1975-04-17 Siemens Ag, 1000 Berlin Und 8000 Muenchen Weichennetzwerk, bestehend aus einem Weichenallpaß

Also Published As

Publication number Publication date
FR2163631B1 (ja) 1975-09-12
FR2163631A1 (ja) 1973-07-27
IT974047B (it) 1974-06-20
US3748601A (en) 1973-07-24
NL7216909A (ja) 1973-06-19
SE377247B (ja) 1975-06-23
CA944445A (en) 1974-03-26
AU471293B2 (en) 1976-04-15
BE792560A (fr) 1973-03-30
DE2261082A1 (de) 1973-06-20
AU4992672A (en) 1974-06-13
GB1388318A (en) 1975-03-26

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