FR2798237B1 - Dispositif de filtrage commande en frequence pour la bande uhf - Google Patents

Dispositif de filtrage commande en frequence pour la bande uhf

Info

Publication number
FR2798237B1
FR2798237B1 FR9911188A FR9911188A FR2798237B1 FR 2798237 B1 FR2798237 B1 FR 2798237B1 FR 9911188 A FR9911188 A FR 9911188A FR 9911188 A FR9911188 A FR 9911188A FR 2798237 B1 FR2798237 B1 FR 2798237B1
Authority
FR
France
Prior art keywords
filtering device
uhf band
frequency controlled
controlled filtering
frequency
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
FR9911188A
Other languages
English (en)
Other versions
FR2798237A1 (fr
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
Original Assignee
Itis
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 filed Critical Itis
Priority to FR9911188A priority Critical patent/FR2798237B1/fr
Priority to ES00402406T priority patent/ES2199751T3/es
Priority to EP00402406A priority patent/EP1083657B1/fr
Priority to DE60002642T priority patent/DE60002642T2/de
Priority to US09/654,979 priority patent/US6518859B1/en
Priority to JP2000269727A priority patent/JP2001102889A/ja
Publication of FR2798237A1 publication Critical patent/FR2798237A1/fr
Application granted granted Critical
Publication of FR2798237B1 publication Critical patent/FR2798237B1/fr
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
FR9911188A 1999-09-07 1999-09-07 Dispositif de filtrage commande en frequence pour la bande uhf Expired - Fee Related FR2798237B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR9911188A FR2798237B1 (fr) 1999-09-07 1999-09-07 Dispositif de filtrage commande en frequence pour la bande uhf
ES00402406T ES2199751T3 (es) 1999-09-07 2000-08-31 Filtro uhf con cuatro etapas que se puede ajustar aplicando una tension de control comun.
EP00402406A EP1083657B1 (fr) 1999-09-07 2000-08-31 Filtre UHF à quatre étages accordables par l'application d'une tension de contrôle commune
DE60002642T DE60002642T2 (de) 1999-09-07 2000-08-31 UHF-Filter mit vier Stufen die über eine gemeinsame Steuerspannung einstellbar sind
US09/654,979 US6518859B1 (en) 1999-09-07 2000-09-05 Frequency controlled filter for the UHF band
JP2000269727A JP2001102889A (ja) 1999-09-07 2000-09-06 Ｕｈｆ帯域のために周波数制御されたフィルタ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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
FR2798237A1 FR2798237A1 (fr) 2001-03-09
FR2798237B1 true FR2798237B1 (fr) 2002-05-03

Family

ID=9549610

Family Applications (1)

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

Country Status (6)

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

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1428289A1 (fr) * 2001-09-20 2004-06-16 Paratek Microwave, Inc. Filtres passe-bande a bande passante variable et a retard variable
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 (fr) * 2006-08-17 2008-02-21 Sige Semiconductor (Europe) Limited Filtre à mode commutable pour extraction d'un signal recouvert dans un bruit
WO2008078127A1 (fr) * 2006-12-27 2008-07-03 Nokia Corporation Récepteur superhétérodyne avec filtres à transfert d'impédance
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
EP2355340B1 (fr) * 2010-02-04 2016-11-09 Hittite Microwave LLC Filtre passe-bas analogique à large bande
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 Christian Schwaiger Kg, 90579 Langenzenn 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
DE60002642D1 (de) 2003-06-18
DE60002642T2 (de) 2004-03-18
EP1083657B1 (fr) 2003-05-14
ES2199751T3 (es) 2004-03-01
US6518859B1 (en) 2003-02-11
FR2798237A1 (fr) 2001-03-09
JP2001102889A (ja) 2001-04-13
EP1083657A1 (fr) 2001-03-14

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20070531