DE60002642D1 - UHF-Filter mit vier Stufen die über eine gemeinsame Steuerspannung einstellbar sind - Google Patents

UHF-Filter mit vier Stufen die über eine gemeinsame Steuerspannung einstellbar sind

Info

Publication number
DE60002642D1
DE60002642D1 DE60002642T DE60002642T DE60002642D1 DE 60002642 D1 DE60002642 D1 DE 60002642D1 DE 60002642 T DE60002642 T DE 60002642T DE 60002642 T DE60002642 T DE 60002642T DE 60002642 D1 DE60002642 D1 DE 60002642D1
Authority
DE
Germany
Prior art keywords
stages
control voltage
common control
set via
uhf filter
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 - Fee Related
Application number
DE60002642T
Other languages
English (en)
Other versions
DE60002642T2 (de
Inventor
Eric Spampinato
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.)
ITIS SAINT GREGOIRE
Original Assignee
ITIS SAINT GREGOIRE
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 ITIS SAINT GREGOIRE filed Critical ITIS SAINT GREGOIRE
Application granted granted Critical
Publication of DE60002642D1 publication Critical patent/DE60002642D1/de
Publication of DE60002642T2 publication Critical patent/DE60002642T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H03H7/01—Frequency selective two-port networks
    • H03H7/12—Bandpass or bandstop filters with adjustable bandwidth and fixed centre frequency
    • 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
    • H03H7/01—Frequency selective two-port networks
    • H03H7/17—Structural details of sub-circuits of frequency selective networks
    • H03H7/1741—Comprising typical LC combinations, irrespective of presence and location of additional resistors
    • H03H7/1775—Parallel LC in shunt or branch path
DE60002642T 1999-09-07 2000-08-31 UHF-Filter mit vier Stufen die über eine gemeinsame Steuerspannung einstellbar sind Expired - Fee Related DE60002642T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9911188 1999-09-07
FR9911188A FR2798237B1 (fr) 1999-09-07 1999-09-07 Dispositif de filtrage commande en frequence pour la bande uhf

Publications (2)

Publication Number Publication Date
DE60002642D1 true DE60002642D1 (de) 2003-06-18
DE60002642T2 DE60002642T2 (de) 2004-03-18

Family

ID=9549610

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60002642T Expired - Fee Related DE60002642T2 (de) 1999-09-07 2000-08-31 UHF-Filter mit vier Stufen die über eine gemeinsame Steuerspannung einstellbar sind

Country Status (6)

Country Link
US (1) US6518859B1 (de)
EP (1) EP1083657B1 (de)
JP (1) JP2001102889A (de)
DE (1) DE60002642T2 (de)
ES (1) ES2199751T3 (de)
FR (1) FR2798237B1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1428289A1 (de) * 2001-09-20 2004-06-16 Paratek Microwave, Inc. Abstimmbare filter mit variabler bandbreite und variabler verzögerung
US6750733B1 (en) * 2002-03-14 2004-06-15 Agilent Technologies, Inc. Coupled resonator filter tuning having inter-resonator interaction compensation
FR2840128B1 (fr) * 2002-05-21 2004-08-06 Ge Med Sys Global Tech Co Llc Dispositif de filtrage a faible courant de fuite pour conversion d'energie electrique
ES2206040A1 (es) * 2002-10-07 2004-05-01 Televes, S.A. Filtros sintonizables.
US6882246B2 (en) * 2003-01-02 2005-04-19 Harris Corporation System and method for an electronically tunable frequency filter having constant bandwidth and temperature compensation for center frequency, bandwidth and insertion loss
JP4388402B2 (ja) * 2004-03-31 2009-12-24 株式会社ルネサステクノロジ 送信機及びそれを用いた移動体通信端末
US7885629B2 (en) * 2006-08-03 2011-02-08 Broadcom Corporation Circuit with Q-enhancement cell having programmable bias current slope
WO2008019488A1 (en) * 2006-08-17 2008-02-21 Sige Semiconductor (Europe) Limited Switchable mode filter for overlaid signal extraction in noise
WO2008078127A1 (en) * 2006-12-27 2008-07-03 Nokia Corporation Super rx with transferred-impedance filters
US9461608B2 (en) 2007-03-05 2016-10-04 Nxp B.V. Radio frequency filter
US20100197257A1 (en) * 2009-02-04 2010-08-05 Qualcomm Incorporated Adjustable receive filter responsive to frequency spectrum information
US8901904B2 (en) * 2009-04-15 2014-12-02 Linear Technology Corporation Voltage and current regulators with switched output capacitors for multiple regulation states
CN102148610B (zh) * 2010-02-04 2016-01-27 赫梯特微波公司 宽带模拟低通滤波器
KR101137285B1 (ko) * 2010-10-28 2012-04-20 위월드 주식회사 초소형 광대역 송수신 안테나 피더
TWI540850B (zh) * 2015-04-02 2016-07-01 啟碁科技股份有限公司 無線通訊裝置與其濾波器
FR3036231B1 (fr) * 2015-05-13 2017-05-05 Thales Sa Resonateur et filtre accordable en frequence comprenant au moins un resonateur.
CN108964626B (zh) 2018-07-06 2022-04-19 成都仕芯半导体有限公司 模拟带通滤波器
KR20200010830A (ko) * 2018-07-23 2020-01-31 삼성전자주식회사 동적으로 출력 전압을 변경하는 스위칭 레귤레이터 및 이를 포함하는 전원 회로
CN109039288B (zh) * 2018-07-27 2022-04-19 成都仕芯半导体有限公司 可调增益均衡器
RU2696207C1 (ru) * 2018-09-25 2019-07-31 Акционерное общество "Научно-производственное предприятие "Салют" Перестраиваемый генератор со связанными микрополосковыми линиями
CN110071351B (zh) * 2019-05-07 2020-11-27 大连海事大学 一种基于横跨耦合线的可调频带通滤波器
CN113453346B (zh) * 2020-03-26 2023-04-21 浙江宇视科技有限公司 一种无线通信装置及系统

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2037754A (en) * 1933-12-29 1936-04-21 Rca Corp Superheterodyne receiver
DE1223900B (de) * 1954-03-10 1966-09-01 Siemens Ag Aus mehreren, Resonanzkreise enthaltenden Filtergliedern bestehendes Bandpassfilter relativ schmalen Durchlassbereiches
DE1010121B (de) * 1954-10-16 1957-06-13 Telefunken Gmbh Dreikreisiges Bandfilter mit unsymmetrischer Verteilung der Daempfung auf die drei Kreise und mit regelbarer Bandbreite
US3079571A (en) * 1957-02-06 1963-02-26 Collins Radio Co Filter utilizing variable capacitance junction diodes
US3718874A (en) * 1970-12-29 1973-02-27 Sossen E Etched inductance bandpass filter
US3794938A (en) * 1971-05-03 1974-02-26 Gen Aviat Electronics Inc Coupled bandstop/bandpass filter
DE3240255C1 (de) * 1982-10-30 1984-01-26 Rohde & Schwarz GmbH & Co KG, 8000 München Kapazitiv abstimmbares Mehrkreisfilter
FI89991C (fi) * 1989-05-02 1993-12-10 Nokia Telecommunications Oy Hoegfrekvensbandpassfilter
FR2688955B1 (fr) * 1992-03-17 1996-11-15 Thomson Csf Filtre accordable haute frequence.
DE29508163U1 (de) * 1995-05-17 1995-07-27 Schwaiger Kg Christian Mehrstufige Bandpaßfilteranordnung
US5917387A (en) * 1996-09-27 1999-06-29 Lucent Technologies Inc. Filter having tunable center frequency and/or tunable bandwidth

Also Published As

Publication number Publication date
EP1083657B1 (de) 2003-05-14
EP1083657A1 (de) 2001-03-14
JP2001102889A (ja) 2001-04-13
FR2798237A1 (fr) 2001-03-09
US6518859B1 (en) 2003-02-11
FR2798237B1 (fr) 2002-05-03
ES2199751T3 (es) 2004-03-01
DE60002642T2 (de) 2004-03-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee