FR2961976B1 - Amplificateur differentiel captant le courant a entree equilibree - Google Patents

Amplificateur differentiel captant le courant a entree equilibree

Info

Publication number
FR2961976B1
FR2961976B1 FR1002662A FR1002662A FR2961976B1 FR 2961976 B1 FR2961976 B1 FR 2961976B1 FR 1002662 A FR1002662 A FR 1002662A FR 1002662 A FR1002662 A FR 1002662A FR 2961976 B1 FR2961976 B1 FR 2961976B1
Authority
FR
France
Prior art keywords
capturing
differential amplifier
input current
balanced input
balanced
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
FR1002662A
Other languages
English (en)
Other versions
FR2961976A1 (fr
Inventor
Frederic Broyde
Evelyne Clavelier
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.)
Tekcem SAS
Original Assignee
Tekcem SAS
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 Tekcem SAS filed Critical Tekcem SAS
Priority to FR1002662A priority Critical patent/FR2961976B1/fr
Priority to PCT/IB2011/052213 priority patent/WO2011161563A1/fr
Publication of FR2961976A1 publication Critical patent/FR2961976A1/fr
Application granted granted Critical
Publication of FR2961976B1 publication Critical patent/FR2961976B1/fr
Priority to US13/692,193 priority patent/US8692617B2/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • H03F3/45179—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using MOSFET transistors as the active amplifying circuit
    • H03F3/45183—Long tailed pairs
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • H03F3/45179—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using MOSFET transistors as the active amplifying circuit
    • H03F3/45237—Complementary long tailed pairs having parallel inputs and being supplied in series
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • H03F3/45179—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using MOSFET transistors as the active amplifying circuit
    • H03F3/45273—Mirror types
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45322—One or more current sources are added to the AAC
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45344—At least one of the AAC sub-circuits being a current mirror
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45476—Indexing scheme relating to differential amplifiers the CSC comprising a mirror circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45648—Indexing scheme relating to differential amplifiers the LC comprising two current sources, which are not cascode current sources

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
FR1002662A 2010-06-25 2010-06-25 Amplificateur differentiel captant le courant a entree equilibree Expired - Fee Related FR2961976B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR1002662A FR2961976B1 (fr) 2010-06-25 2010-06-25 Amplificateur differentiel captant le courant a entree equilibree
PCT/IB2011/052213 WO2011161563A1 (fr) 2010-06-25 2011-05-20 Amplificateur différentiel de détection de courant à entrée équilibrée
US13/692,193 US8692617B2 (en) 2010-06-25 2012-12-03 Balanced-input current-sensing differential amplifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1002662A FR2961976B1 (fr) 2010-06-25 2010-06-25 Amplificateur differentiel captant le courant a entree equilibree

Publications (2)

Publication Number Publication Date
FR2961976A1 FR2961976A1 (fr) 2011-12-30
FR2961976B1 true FR2961976B1 (fr) 2012-06-29

Family

ID=43638665

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1002662A Expired - Fee Related FR2961976B1 (fr) 2010-06-25 2010-06-25 Amplificateur differentiel captant le courant a entree equilibree

Country Status (3)

Country Link
US (1) US8692617B2 (fr)
FR (1) FR2961976B1 (fr)
WO (1) WO2011161563A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11811372B2 (en) * 2019-10-11 2023-11-07 Texas Instruments Incorporated Instrumentation amplifier and related apparatus

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1002662A (fr) 1949-11-04 1952-03-10 Calendrier perpétuel
JPH0770935B2 (ja) * 1989-10-06 1995-07-31 株式会社東芝 差動電流増幅回路
FR2712127B1 (fr) * 1993-11-02 1995-12-01 Alcatel Radiotelephone Elément d'amplification à structure différentielle en mode de courant.
US5986501A (en) * 1998-06-30 1999-11-16 Philips Electronics North America Corporation Low voltage, beta immune variable gain amplifier with high supply voltage rejection
US6291977B1 (en) * 2000-03-29 2001-09-18 Nortel Networks Limited Differential current mirror with low or eliminated differential current offset
JP2008535328A (ja) * 2005-03-23 2008-08-28 クゥアルコム・インコーポレイテッド オフチップ高速通信のための電流モードインターフェイス

Also Published As

Publication number Publication date
FR2961976A1 (fr) 2011-12-30
WO2011161563A1 (fr) 2011-12-29
US8692617B2 (en) 2014-04-08
US20130093518A1 (en) 2013-04-18

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Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 7

ST Notification of lapse

Effective date: 20180228