FR2936117B1 - Circuit d'amelioration de la rejection des parasites de liaisons semi-differentielles d'un etage d'entree d'un equipement de traitement audio - Google Patents

Circuit d'amelioration de la rejection des parasites de liaisons semi-differentielles d'un etage d'entree d'un equipement de traitement audio

Info

Publication number
FR2936117B1
FR2936117B1 FR0856280A FR0856280A FR2936117B1 FR 2936117 B1 FR2936117 B1 FR 2936117B1 FR 0856280 A FR0856280 A FR 0856280A FR 0856280 A FR0856280 A FR 0856280A FR 2936117 B1 FR2936117 B1 FR 2936117B1
Authority
FR
France
Prior art keywords
parasites
rejection
bonds
differential
semi
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
FR0856280A
Other languages
English (en)
Other versions
FR2936117A1 (fr
Inventor
Alexandre Fromion
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.)
PSA Automobiles SA
Original Assignee
Peugeot Citroen Automobiles 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 Peugeot Citroen Automobiles SA filed Critical Peugeot Citroen Automobiles SA
Priority to FR0856280A priority Critical patent/FR2936117B1/fr
Publication of FR2936117A1 publication Critical patent/FR2936117A1/fr
Application granted granted Critical
Publication of FR2936117B1 publication Critical patent/FR2936117B1/fr
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
    • H03F3/181—Low-frequency amplifiers, e.g. audio preamplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/68—Combinations of amplifiers, e.g. multi-channel amplifiers for stereophonics
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/007—Protection circuits for transducers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/186—Indexing scheme relating to amplifiers the ground, reference potential being controlled

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Amplifiers (AREA)
FR0856280A 2008-09-18 2008-09-18 Circuit d'amelioration de la rejection des parasites de liaisons semi-differentielles d'un etage d'entree d'un equipement de traitement audio Expired - Fee Related FR2936117B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0856280A FR2936117B1 (fr) 2008-09-18 2008-09-18 Circuit d'amelioration de la rejection des parasites de liaisons semi-differentielles d'un etage d'entree d'un equipement de traitement audio

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0856280A FR2936117B1 (fr) 2008-09-18 2008-09-18 Circuit d'amelioration de la rejection des parasites de liaisons semi-differentielles d'un etage d'entree d'un equipement de traitement audio

Publications (2)

Publication Number Publication Date
FR2936117A1 FR2936117A1 (fr) 2010-03-19
FR2936117B1 true FR2936117B1 (fr) 2010-10-08

Family

ID=40548712

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0856280A Expired - Fee Related FR2936117B1 (fr) 2008-09-18 2008-09-18 Circuit d'amelioration de la rejection des parasites de liaisons semi-differentielles d'un etage d'entree d'un equipement de traitement audio

Country Status (1)

Country Link
FR (1) FR2936117B1 (fr)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0720319B2 (ja) * 1988-08-12 1995-03-06 三洋電機株式会社 センターモードコントロール回路
US5517572A (en) * 1993-06-07 1996-05-14 Apple Computer, Inc. Methods and apparatus for connecting and conditioning audio signals
JPH08250943A (ja) * 1995-03-08 1996-09-27 Nippon Columbia Co Ltd 平衡増幅回路
US7010131B1 (en) * 1998-05-15 2006-03-07 Cirrus Logic, Inc. Quasi-differential power amplifier and method
US20030179892A1 (en) * 2002-03-25 2003-09-25 Madsen Kim Nordtorp System and method for an improved configuration for stereo headphone amplifiers
US7002405B2 (en) * 2003-02-14 2006-02-21 Broadcom Corporation Linear low noise transconductance cell
EP1623601A1 (fr) * 2003-04-28 2006-02-08 Knowles Electronics, LLC Procede et appareil pour l'amelioration sensible d'efficacite de rejection d'alimentation dans une unite de microphone miniature

Also Published As

Publication number Publication date
FR2936117A1 (fr) 2010-03-19

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