DE602006008883D1 - Schaltkreis eines Transkonduktanzfilters, insbesondere für ein Mobiltelefon - Google Patents

Schaltkreis eines Transkonduktanzfilters, insbesondere für ein Mobiltelefon

Info

Publication number
DE602006008883D1
DE602006008883D1 DE602006008883T DE602006008883T DE602006008883D1 DE 602006008883 D1 DE602006008883 D1 DE 602006008883D1 DE 602006008883 T DE602006008883 T DE 602006008883T DE 602006008883 T DE602006008883 T DE 602006008883T DE 602006008883 D1 DE602006008883 D1 DE 602006008883D1
Authority
DE
Germany
Prior art keywords
circuit
mobile telephone
transconductance filter
transconductance
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.)
Active
Application number
DE602006008883T
Other languages
English (en)
Inventor
David Chamla
Andreia Cathelin
Andreas Kaiser
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.)
Centre National de la Recherche Scientifique CNRS
STMicroelectronics SA
Original Assignee
Centre National de la Recherche Scientifique CNRS
STMicroelectronics SA
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 Centre National de la Recherche Scientifique CNRS, STMicroelectronics SA filed Critical Centre National de la Recherche Scientifique CNRS
Publication of DE602006008883D1 publication Critical patent/DE602006008883D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H03H11/0422—Frequency selective two-port networks using transconductance amplifiers, e.g. gmC filters
    • H03H11/0472—Current or voltage controlled filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H03H11/0422—Frequency selective two-port networks using transconductance amplifiers, e.g. gmC filters
    • H03H11/0444—Simulation of ladder networks
DE602006008883T 2005-12-30 2006-12-22 Schaltkreis eines Transkonduktanzfilters, insbesondere für ein Mobiltelefon Active DE602006008883D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0513488 2005-12-30

Publications (1)

Publication Number Publication Date
DE602006008883D1 true DE602006008883D1 (de) 2009-10-15

Family

ID=37037068

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006008883T Active DE602006008883D1 (de) 2005-12-30 2006-12-22 Schaltkreis eines Transkonduktanzfilters, insbesondere für ein Mobiltelefon

Country Status (3)

Country Link
US (1) US7511570B2 (de)
EP (1) EP1806842B1 (de)
DE (1) DE602006008883D1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8680939B2 (en) 2011-10-20 2014-03-25 Lockheed Martin Corporation Differential equalizer and system, method, and computer program product thereof
US9300246B2 (en) 2014-02-25 2016-03-29 International Business Machines Corporation Resonator having distributed transconductance elements

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5386108A (en) * 1977-01-07 1978-07-29 Nec Corp Impulse noise limiting circuit
FR2410907A1 (fr) * 1977-12-02 1979-06-29 Thomson Csf Correcteur de distorsions pour tubes hyperfrequences
US4621217A (en) * 1984-09-21 1986-11-04 Tektronix, Inc. Anti-aliasing filter circuit for oscilloscopes
JPH0738567B2 (ja) * 1993-02-10 1995-04-26 日本電気株式会社 狭帯域フィルタ
EP0690562B1 (de) * 1994-06-30 2001-10-24 STMicroelectronics S.r.l. Aktives Filter enthaltend eine Transkonduktanzschaltung mit hochlinearem Differenzeingang
JP3361021B2 (ja) * 1996-12-16 2003-01-07 株式会社東芝 フィルタ回路
US5912583A (en) * 1997-01-02 1999-06-15 Texas Instruments Incorporated Continuous time filter with programmable bandwidth and tuning loop
FR2767610B1 (fr) * 1997-08-21 1999-10-01 Schneider Electric Sa Dispositif de filtrage comportant un circuit de controle et appareil electrique comportant un tel dispositif
US6184748B1 (en) * 1998-09-30 2001-02-06 Lsi Logic Corporation Magnitude and group delay shaping circuit in continuous-time read channel filters
US7006805B1 (en) * 1999-01-22 2006-02-28 Parker Vision, Inc. Aliasing communication system with multi-mode and multi-band functionality and embodiments thereof, such as the family radio service
US6987966B1 (en) * 1999-10-21 2006-01-17 Broadcom Corporation Adaptive radio transceiver with polyphase calibration
US6472932B2 (en) * 2000-01-31 2002-10-29 Matsushita Electric Industrial Co., Ltd. Transconductor and filter circuit
JP4485016B2 (ja) * 2000-05-24 2010-06-16 Ｏｋｉセミコンダクタ株式会社 フィルタ回路
DE10220332B4 (de) * 2002-05-07 2004-07-15 Xignal Technologies Ag Integrierte Schaltungsanordnung mit einem aktiven Filter und Verfahren zum Trimmen eines aktiven Filters
US7002403B2 (en) * 2002-09-13 2006-02-21 Broadcom Corporation Transconductance/C complex band-pass filter
US6930544B2 (en) * 2003-03-07 2005-08-16 Matsushita Electric Industrial Co., Ltd. Filter
US7135915B2 (en) * 2004-01-13 2006-11-14 Agere Systems Inc. Tuning filters having transconductor cells
US7019586B2 (en) * 2004-03-23 2006-03-28 Silicon Laboratories Inc. High-speed Gm-C tuning
JP2005328272A (ja) * 2004-05-13 2005-11-24 Nec Electronics Corp Ｐｌｌ回路およびそれを用いた周波数設定回路
JP2006211021A (ja) * 2005-01-25 2006-08-10 Nec Electronics Corp フィルタ回路
CN100576724C (zh) * 2005-05-18 2009-12-30 株式会社Ntt都科摩 幂级数型前置补偿器及其控制方法
US7196574B1 (en) * 2005-06-22 2007-03-27 Vishinsky Adam S Active polyphase ladder filters with transmission zeros and their synthesis method
FR2895846A1 (fr) * 2005-12-30 2007-07-06 St Microelectronics Sa Procede de controle du rapport des facteurs d'amplification de deux amplificateurs lineaires, et dispositif correspondant.
JP2007214800A (ja) * 2006-02-08 2007-08-23 Nec Electronics Corp 複素フィルタ回路

Also Published As

Publication number Publication date
EP1806842B1 (de) 2009-09-02
US7511570B2 (en) 2009-03-31
US20070194854A1 (en) 2007-08-23
EP1806842A1 (de) 2007-07-11

Similar Documents

Publication Publication Date Title
DE602006011118D1 (de) Interdigitalkondensator für integrierte Schaltung
DE602006013447D1 (de) Uerverfahren für leistungsabgabevorrichtung
DE602006002683D1 (de) Antenne für ein Mobiltelefon
DE602004020121D1 (de) Impedanzanpassschaltung für ein mobilkommunikationsgerät
DE602005023895D1 (de) Bandzurückweisungsfilter
DE202005001395U1 (de) Filtervorrichtung, insbesondere für Fischbecken
DE602006019526D1 (de) Schiebevorrichtung für ein tragbares Endgerät
DE602006000742D1 (de) Herstellungsverfahren für piezoelektrisches Bauelement
DE602007008857D1 (de) Mobiltelefon
DE112005001183A5 (de) Absorberschalldämpfer für Verdichter
DE112006002785A5 (de) Als Hilfsmittel für Beschneidungen verwendbares Positionierset
DE602006011481D1 (de) Unterstützung für einen mobilen sps-empfänger
DE502005006305D1 (de) Kondensatfilter, insbesondere für Luftaufbereitungsmodule
DE602006011226D1 (de) Kommunikationsgerät für ein bewegendes Objekt
DE602006004258D1 (de) Antennenvorrichtung für ein Mobilgerät
DE112005003597T8 (de) Bedienung eines Mobilgeräts
EP1935191A4 (de) Verfolgungsbereich eines mobiltelefons
DE602006009385D1 (de) Sprachsyntheseverfahren integriert in einem mobilen Endgerät
DE602006019190D1 (de) Schiebemodul für tragbares Endgerät
DE602005008907D1 (de) Block-Filter
DE602006008883D1 (de) Schaltkreis eines Transkonduktanzfilters, insbesondere für ein Mobiltelefon
DE602006016392D1 (de) Verschiebemodul eines verschiebbaren tragbaren Endgerätes
DE502006007014D1 (de) Filter für insbesondere Teiche
DE602004017909D1 (de) Mobiltelefon
DE112005000207A5 (de) Aktor, insbesondere für ein Fahrwerk

Legal Events

Date Code Title Description
8364 No opposition during term of opposition