FR2778512B1 - Filtre passe-bande a transconducteurs - Google Patents

Filtre passe-bande a transconducteurs

Info

Publication number
FR2778512B1
FR2778512B1 FR9805886A FR9805886A FR2778512B1 FR 2778512 B1 FR2778512 B1 FR 2778512B1 FR 9805886 A FR9805886 A FR 9805886A FR 9805886 A FR9805886 A FR 9805886A FR 2778512 B1 FR2778512 B1 FR 2778512B1
Authority
FR
France
Prior art keywords
transconductor
bandpass filter
bandpass
filter
transconductor bandpass
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
FR9805886A
Other languages
English (en)
Other versions
FR2778512A1 (fr
Inventor
Gerard Bret
Pascal Debaty
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.)
STMicroelectronics SA
Original Assignee
SGS Thomson Microelectronics 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 SGS Thomson Microelectronics SA filed Critical SGS Thomson Microelectronics SA
Priority to FR9805886A priority Critical patent/FR2778512B1/fr
Priority to US09/304,384 priority patent/US6181197B1/en
Publication of FR2778512A1 publication Critical patent/FR2778512A1/fr
Application granted granted Critical
Publication of FR2778512B1 publication Critical patent/FR2778512B1/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
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
FR9805886A 1998-05-05 1998-05-11 Filtre passe-bande a transconducteurs Expired - Fee Related FR2778512B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9805886A FR2778512B1 (fr) 1998-05-11 1998-05-11 Filtre passe-bande a transconducteurs
US09/304,384 US6181197B1 (en) 1998-05-05 1999-05-04 Bandpass filter with transconductors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9805886A FR2778512B1 (fr) 1998-05-11 1998-05-11 Filtre passe-bande a transconducteurs

Publications (2)

Publication Number Publication Date
FR2778512A1 FR2778512A1 (fr) 1999-11-12
FR2778512B1 true FR2778512B1 (fr) 2000-08-04

Family

ID=9526195

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9805886A Expired - Fee Related FR2778512B1 (fr) 1998-05-05 1998-05-11 Filtre passe-bande a transconducteurs

Country Status (2)

Country Link
US (1) US6181197B1 (fr)
FR (1) FR2778512B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6812780B2 (en) * 2002-01-16 2004-11-02 Oki Electric Industry Co., Ltd. Filter circuit and detection circuit having filter circuit
US7266351B2 (en) * 2002-09-13 2007-09-04 Broadcom Corporation Transconductance / C complex band-pass filter
FR2892872B1 (fr) * 2005-11-02 2008-01-04 Atmel Corp Filtre passe-bande complexe

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5001441A (en) * 1989-10-30 1991-03-19 Allied-Signal Inc. Operational transconductance amplifier programmable filter
DE4038111A1 (de) * 1990-11-29 1992-06-04 Thomson Brandt Gmbh Universalfilter

Also Published As

Publication number Publication date
US6181197B1 (en) 2001-01-30
FR2778512A1 (fr) 1999-11-12

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse

Effective date: 20090119