ATE202663T1 - Gestapeltes aktives filter - Google Patents

Gestapeltes aktives filter

Info

Publication number: ATE202663T1
Authority: AT; Austria
Prior art keywords: transistors; active filter; collector; base electrodes; stages
Prior art date: 1995-11-01

Application number

AT96307697T

Other languages

English (en)

Inventor

Nicholas Mihailovits

Trevor Peter Beatson

Original Assignee

Mitel Semiconductor 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.)

1995-11-01

Filing date

1996-10-24

Publication date

2001-07-15

1995-11-01 Priority claimed from GBGB9522366.5A external-priority patent/GB9522366D0/en

1995-11-01 Priority claimed from GBGB9522365.7A external-priority patent/GB9522365D0/en

1996-10-24 Application filed by Mitel Semiconductor Ltd filed Critical Mitel Semiconductor Ltd

2001-07-15 Application granted granted Critical

2001-07-15 Publication of ATE202663T1 publication Critical patent/ATE202663T1/de

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
- H03H11/12—Frequency selective two-port networks using amplifiers with feedback
- H03H11/1213—Frequency selective two-port networks using amplifiers with feedback using transistor amplifiers

Landscapes

Networks Using Active Elements (AREA)
Materials For Photolithography (AREA)
External Artificial Organs (AREA)
Separation Using Semi-Permeable Membranes (AREA)
Filtering Materials (AREA)

AT96307697T 1995-11-01 1996-10-24 Gestapeltes aktives filter ATE202663T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GBGB9522366.5A GB9522366D0 (en)	1995-11-01	1995-11-01	Active filter stack
GBGB9522365.7A GB9522365D0 (en)	1995-11-01	1995-11-01	Folded active filter stack

Publications (1)

Publication Number	Publication Date
ATE202663T1 true ATE202663T1 (de)	2001-07-15

Family

ID=26308028

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
AT96307696T ATE199615T1 (de)	1995-11-01	1996-10-24	Gefaltetes aktives filter
AT96307697T ATE202663T1 (de)	1995-11-01	1996-10-24	Gestapeltes aktives filter

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
AT96307696T ATE199615T1 (de)	1995-11-01	1996-10-24	Gefaltetes aktives filter

Country Status (6)

Country	Link
US (2)	US5912587A (de)
EP (2)	EP0772294B1 (de)
JP (2)	JPH09214286A (de)
AT (2)	ATE199615T1 (de)
DE (2)	DE69611967T2 (de)
ES (1)	ES2154791T3 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
KR100317176B1 (ko) *	1997-11-28	2002-01-16	니시무로 타이죠	필터회로
US6552580B2 (en) *	1999-05-24	2003-04-22	Level One Communications Inc.	Bias technique for operating point control in multistage circuits
GB0027069D0 (en)	2000-11-06	2000-12-20	Lsi Logic Europ Ltd	Transconductance continuous time filter circuit
JP3644387B2 (ja) *	2001-01-10	2005-04-27	ソニー株式会社	フィルタ回路
US7161442B2 (en) *	2003-01-06	2007-01-09	United Microelectronics Corp.	Latch system comprising an action module to increase negative resistance
US6885245B2 (en) *	2003-04-08	2005-04-26	Via Technologies, Inc.	Differential amplifier and comparator using the same
KR100618354B1 (ko) *	2005-02-04	2006-08-31	삼성전자주식회사	교차 연결된 트랜지스터를 이용하는 초광대역 필터
US7408409B2 (en) *	2006-06-27	2008-08-05	Intel Corporation	Amplifier circuit with cross-coupled cascode transistors
US7733165B2 (en) *	2007-02-27	2010-06-08	Infineon Technologies Ag	Circuit arrangement with interference protection
DE102010026629A1 (de) *	2010-07-09	2012-01-12	Rohde & Schwarz Gmbh & Co. Kg	Linearer differentieller Verstärker mit hoher Eingangsimpedanz
US9184957B2 (en) *	2012-12-27	2015-11-10	Intel Corporation	High speed receivers circuits and methods

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL6501840A (de) *	1965-02-13	1966-08-15
NL6908784A (de) *	1969-06-10	1970-12-14
JPS59181807A (ja) *	1983-03-31	1984-10-16	Toshiba Corp	トランジスタ増幅器
US4514704A (en) *	1983-08-26	1985-04-30	Curtis Douglas R	Variable filter circuit
SE457922B (sv) *	1987-06-18	1989-02-06	Ericsson Telefon Ab L M	Anordning vid aktivt filter samt anvaendning daerav
US5081423A (en) *	1988-07-28	1992-01-14	Kabushiki Kaisha Toshiba	Integrator and active filter including integrator with simple phase compensation
US5225790A (en) *	1992-02-28	1993-07-06	Digital Equipment Corporation	Tunable wideband active filter
US5489878A (en) *	1994-11-23	1996-02-06	Analog Devices	Current-controlled quadrature oscillator based on differential gm /C cells

1996
- 1996-10-24 AT AT96307696T patent/ATE199615T1/de active
- 1996-10-24 ES ES96307696T patent/ES2154791T3/es not_active Expired - Lifetime
- 1996-10-24 DE DE69611967T patent/DE69611967T2/de not_active Expired - Lifetime
- 1996-10-24 EP EP96307696A patent/EP0772294B1/de not_active Expired - Lifetime
- 1996-10-24 EP EP96307697A patent/EP0772295B1/de not_active Expired - Lifetime
- 1996-10-24 AT AT96307697T patent/ATE202663T1/de not_active IP Right Cessation
- 1996-10-24 DE DE69613536T patent/DE69613536T2/de not_active Expired - Lifetime
- 1996-10-29 US US08/739,418 patent/US5912587A/en not_active Expired - Fee Related
- 1996-10-29 US US08/739,419 patent/US5847605A/en not_active Expired - Lifetime
- 1996-10-31 JP JP8304209A patent/JPH09214286A/ja active Pending
- 1996-10-31 JP JP8304210A patent/JPH09199988A/ja active Pending

Also Published As

Publication number	Publication date
EP0772294A1 (de)	1997-05-07
EP0772294B1 (de)	2001-03-07
JPH09199988A (ja)	1997-07-31
DE69613536T2 (de)	2002-04-11
ES2154791T3 (es)	2001-04-16
JPH09214286A (ja)	1997-08-15
DE69613536D1 (de)	2001-08-02
DE69611967T2 (de)	2001-06-21
ATE199615T1 (de)	2001-03-15
US5912587A (en)	1999-06-15
EP0772295A1 (de)	1997-05-07
DE69611967D1 (de)	2001-04-12
US5847605A (en)	1998-12-08
EP0772295B1 (de)	2001-06-27

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Legal Events

Date	Code	Title	Description
2001-12-15	RER	Ceased as to paragraph 5 lit. 3 law introducing patent treaties