FI962188A - Hybridi kaistanestosuodatin - Google Patents

Hybridi kaistanestosuodatin Download PDF

Info

Publication number
FI962188A
FI962188A FI962188A FI962188A FI962188A FI 962188 A FI962188 A FI 962188A FI 962188 A FI962188 A FI 962188A FI 962188 A FI962188 A FI 962188A FI 962188 A FI962188 A FI 962188A
Authority
FI
Finland
Prior art keywords
bandpass filter
hybrid bandpass
hybrid
filter
bandpass
Prior art date
Application number
FI962188A
Other languages
English (en)
Swedish (sv)
Other versions
FI962188A0 (fi
Inventor
John David Rhodes
Philip David Sleigh
Original Assignee
Filtronic Ltd
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 Filtronic Ltd filed Critical Filtronic Ltd
Publication of FI962188A0 publication Critical patent/FI962188A0/fi
Publication of FI962188A publication Critical patent/FI962188A/fi

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
FI962188A 1993-11-24 1996-05-23 Hybridi kaistanestosuodatin FI962188A (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9324149A GB2284311B (en) 1993-11-24 1993-11-24 Hybrid notch filter
PCT/GB1994/002582 WO1995015018A1 (en) 1993-11-24 1994-11-24 Hybrid notch filter

Publications (2)

Publication Number Publication Date
FI962188A0 FI962188A0 (fi) 1996-05-23
FI962188A true FI962188A (fi) 1996-07-15

Family

ID=10745616

Family Applications (1)

Application Number Title Priority Date Filing Date
FI962188A FI962188A (fi) 1993-11-24 1996-05-23 Hybridi kaistanestosuodatin

Country Status (6)

Country Link
EP (1) EP0730784A1 (fi)
CA (1) CA2176928A1 (fi)
FI (1) FI962188A (fi)
GB (1) GB2284311B (fi)
NO (1) NO962110L (fi)
WO (1) WO1995015018A1 (fi)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9625416D0 (en) * 1996-12-06 1997-01-22 Filtronic Comtek Microwave resonator
US6169760B1 (en) * 1998-03-19 2001-01-02 Hughes Electronics Corporation Fast, highly accurate frequency measurement technique
DE10304524A1 (de) * 2003-02-04 2004-08-12 Tesat-Spacecom Gmbh & Co.Kg Topologie für Bandpassfilter
US7915977B2 (en) 2007-09-19 2011-03-29 Isotek Electronics Limited Tuneable bandpass filter
GB2452934B (en) * 2007-09-19 2011-09-14 Isotek Electronics Ltd A tuneable bandpass filter
US8305164B1 (en) 2009-06-09 2012-11-06 The United States Of America, As Represented By The Secretary Of The Navy Frequency-agile frequency-selective variable attenuator
EP2498331B1 (en) * 2009-11-02 2015-04-15 KMW Inc. Radio frequency filter
WO2014133625A2 (en) 2012-12-11 2014-09-04 University Of Southern California Passive leakage cancellation networks for duplexers and coexisting wireless communication systems
CN105814737B (zh) 2013-12-10 2019-06-04 南加利福尼亚大学 增强混合式抵消网络和双工器中的隔离和阻抗匹配
US10615949B2 (en) 2014-02-14 2020-04-07 University Of Southern California Hybrid-based cancellation in presence of antenna mismatch
WO2015123586A1 (en) 2014-02-14 2015-08-20 University Of Southern California Reflection and hybrid reflection filters
CN106031076B (zh) 2014-02-19 2020-03-06 南加利福尼亚大学 基于微型声谐振器的滤波器和双工器
US10581650B2 (en) 2015-09-08 2020-03-03 Qorvo Us, Inc. Enhancing isolation in radio frequency multiplexers
US9866201B2 (en) 2015-09-08 2018-01-09 Abtum Inc. All-acoustic duplexers using directional couplers
US9912326B2 (en) 2015-09-08 2018-03-06 Abtum Inc. Method for tuning feed-forward canceller
US9762416B2 (en) 2015-09-08 2017-09-12 Abtum Inc. Reflection coefficient reader
US9755668B2 (en) 2015-09-30 2017-09-05 Abtum Inc. Radio frequency complex reflection coefficient reader
US10038458B2 (en) 2015-10-06 2018-07-31 Abtum Inc. Reflection-based radio-frequency multiplexers
WO2017065997A1 (en) 2015-10-12 2017-04-20 Abtum Inc. Hybrid-coupler-based radio frequency multiplexers
WO2018057725A1 (en) 2016-09-21 2018-03-29 Abtum Inc. Enhancing isolation in hybrid-based radio frequency duplexers and multiplexers

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4100504A (en) * 1977-06-20 1978-07-11 Harris Corporation Band rejection filter having integrated impedance inverter-tune cavity configuration
SU1363332A1 (ru) * 1986-04-08 1987-12-30 Предприятие П/Я Г-4173 Частотно-селективное СВЧ-устройство
US4963945A (en) * 1989-04-07 1990-10-16 Plessey Electronic Systems Corp. Band rejection filtering arrangement
US5055808A (en) * 1990-09-21 1991-10-08 Motorola, Inc. Bandwidth agile, dielectrically loaded resonator filter
US5173672A (en) * 1991-07-22 1992-12-22 Motorola, Inc. Dielectric block filter with included shielded transmission line inductors
US5202654A (en) * 1991-07-22 1993-04-13 Motorola, Inc. Multi-stage monolithic ceramic bandstop filter with isolated filter stages
US5221912A (en) * 1991-10-24 1993-06-22 Keane William J YIG tuned band reject filter for 2-18 GHz with full one-quarter wavelength RF coupling loops
GB2269705B (en) * 1992-08-15 1996-05-29 Racal Mesl Ltd Electrical filter

Also Published As

Publication number Publication date
EP0730784A1 (en) 1996-09-11
NO962110L (no) 1996-07-02
GB2284311B (en) 1998-03-04
WO1995015018A1 (en) 1995-06-01
GB9324149D0 (en) 1994-01-12
NO962110D0 (no) 1996-05-23
CA2176928A1 (en) 1995-06-01
GB2284311A (en) 1995-05-31
FI962188A0 (fi) 1996-05-23

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Legal Events

Date Code Title Description
FD Application lapsed