SE508697C2 - Förfarande och anordning för tidskontinuerlig filtrering i digital CMOS-process - Google Patents

Förfarande och anordning för tidskontinuerlig filtrering i digital CMOS-process

Info

Publication number
SE508697C2
SE508697C2 SE9602824A SE9602824A SE508697C2 SE 508697 C2 SE508697 C2 SE 508697C2 SE 9602824 A SE9602824 A SE 9602824A SE 9602824 A SE9602824 A SE 9602824A SE 508697 C2 SE508697 C2 SE 508697C2
Authority
SE
Sweden
Prior art keywords
current
pole
capacitor
digital cmos
mos transistor
Prior art date
Application number
SE9602824A
Other languages
English (en)
Swedish (sv)
Other versions
SE9602824L (sv
SE9602824D0 (sv
Inventor
Nianxiong Tan
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9602824A priority Critical patent/SE508697C2/sv
Publication of SE9602824D0 publication Critical patent/SE9602824D0/xx
Priority to TW086108310A priority patent/TW349264B/zh
Priority to EP97932096A priority patent/EP0913029A1/en
Priority to CN97196552A priority patent/CN1108658C/zh
Priority to CA002260915A priority patent/CA2260915A1/en
Priority to AU35637/97A priority patent/AU3563797A/en
Priority to JP10506853A priority patent/JP2000514980A/ja
Priority to KR1019980710778A priority patent/KR20000065251A/ko
Priority to PCT/SE1997/001169 priority patent/WO1998004038A1/en
Publication of SE9602824L publication Critical patent/SE9602824L/xx
Publication of SE508697C2 publication Critical patent/SE508697C2/sv
Priority to HK00100431A priority patent/HK1021595A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/34—DC amplifiers in which all stages are DC-coupled
    • H03F3/343—DC amplifiers in which all stages are DC-coupled with semiconductor devices only
    • H03F3/345—DC amplifiers in which all stages are DC-coupled with semiconductor devices only with field-effect devices
    • 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
    • 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
    • H03H11/0427—Filters using a single transconductance amplifier; Filters derived from a single transconductor filter, e.g. by element substitution, cascading, parallel connection
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/331—Sigma delta modulation being used in an amplifying circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Networks Using Active Elements (AREA)
  • Amplifiers (AREA)
SE9602824A 1996-07-19 1996-07-19 Förfarande och anordning för tidskontinuerlig filtrering i digital CMOS-process SE508697C2 (sv)

Priority Applications (10)

Application Number Priority Date Filing Date Title
SE9602824A SE508697C2 (sv) 1996-07-19 1996-07-19 Förfarande och anordning för tidskontinuerlig filtrering i digital CMOS-process
TW086108310A TW349264B (en) 1996-07-19 1997-06-16 Method and device for continuous-time filtering
PCT/SE1997/001169 WO1998004038A1 (en) 1996-07-19 1997-06-27 A method and device for continuous-time filtering in digital cmos process
CA002260915A CA2260915A1 (en) 1996-07-19 1997-06-27 A method and device for continuous-time filtering in digital cmos process
CN97196552A CN1108658C (zh) 1996-07-19 1997-06-27 一种用于在数字cmos工艺中进行连续时间滤波的器件
EP97932096A EP0913029A1 (en) 1996-07-19 1997-06-27 A method and device for continuous-time filtering in digital cmos process
AU35637/97A AU3563797A (en) 1996-07-19 1997-06-27 A method and device for continuous-time filtering in digital cmos process
JP10506853A JP2000514980A (ja) 1996-07-19 1997-06-27 ディジタルｃｍｏｓプロセスにおいて連続時間フィルタリングを行う方法と装置
KR1019980710778A KR20000065251A (ko) 1996-07-19 1997-06-27 디지털 씨엠오에스 프로세스에서 시간적으로 연속적으로 필터링하는 방법 및 장치
HK00100431A HK1021595A1 (en) 1996-07-19 2000-01-22 A device for continuous-time filtering in digital cmos process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9602824A SE508697C2 (sv) 1996-07-19 1996-07-19 Förfarande och anordning för tidskontinuerlig filtrering i digital CMOS-process

Publications (3)

Publication Number Publication Date
SE9602824D0 SE9602824D0 (sv) 1996-07-19
SE9602824L SE9602824L (sv) 1998-01-20
SE508697C2 true SE508697C2 (sv) 1998-10-26

Family

ID=20403437

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9602824A SE508697C2 (sv) 1996-07-19 1996-07-19 Förfarande och anordning för tidskontinuerlig filtrering i digital CMOS-process

Country Status (10)

Country Link
EP (1) EP0913029A1 (zh)
JP (1) JP2000514980A (zh)
KR (1) KR20000065251A (zh)
CN (1) CN1108658C (zh)
AU (1) AU3563797A (zh)
CA (1) CA2260915A1 (zh)
HK (1) HK1021595A1 (zh)
SE (1) SE508697C2 (zh)
TW (1) TW349264B (zh)
WO (1) WO1998004038A1 (zh)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011004512A1 (ja) * 2009-07-08 2011-01-13 パナソニック株式会社 フィルタ回路及びこれを備えた光ディスク装置
US8502597B2 (en) * 2009-10-21 2013-08-06 Qualcomm, Incorporated Low-pass filter design
US20140010783A1 (en) 2012-07-06 2014-01-09 Hoffmann-La Roche Inc. Antiviral compounds
CA2892589A1 (en) 2013-01-23 2014-07-31 F. Hoffmann-La Roche Ag Antiviral triazole derivatives
WO2014135422A1 (en) 2013-03-05 2014-09-12 F. Hoffmann-La Roche Ag Antiviral compounds
CN104679095A (zh) * 2015-02-15 2015-06-03 格科微电子（上海）有限公司 电流源及其阵列、读出电路及其控制方法、放大电路
US11296678B1 (en) * 2020-12-29 2022-04-05 Qualcomm Incorporated Complementary current-mode biquad with high linearity

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4839542A (en) * 1984-08-21 1989-06-13 General Datacomm Industries, Inc. Active transconductance filter device
US4686487A (en) * 1986-07-28 1987-08-11 Commodore Business Machines, Inc. Current mirror amplifier
EP0600141B1 (en) * 1992-10-30 1997-03-05 SGS-THOMSON MICROELECTRONICS S.p.A. Transconductor stage
WO1995006977A1 (en) * 1993-09-02 1995-03-09 National Semiconductor Corporation Active impedance termination

Also Published As

Publication number Publication date
WO1998004038A1 (en) 1998-01-29
CA2260915A1 (en) 1998-01-29
CN1108658C (zh) 2003-05-14
EP0913029A1 (en) 1999-05-06
HK1021595A1 (en) 2000-06-16
SE9602824L (sv) 1998-01-20
AU3563797A (en) 1998-02-10
SE9602824D0 (sv) 1996-07-19
JP2000514980A (ja) 2000-11-07
TW349264B (en) 1999-01-01
KR20000065251A (ko) 2000-11-06
CN1225759A (zh) 1999-08-11

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