FR2890500B1 - Dispositif d'amplification d'une tension representative d'une information audiophonique - Google Patents

Dispositif d'amplification d'une tension representative d'une information audiophonique

Info

Publication number
FR2890500B1
FR2890500B1 FR0509131A FR0509131A FR2890500B1 FR 2890500 B1 FR2890500 B1 FR 2890500B1 FR 0509131 A FR0509131 A FR 0509131A FR 0509131 A FR0509131 A FR 0509131A FR 2890500 B1 FR2890500 B1 FR 2890500B1
Authority
FR
France
Prior art keywords
audiophonic
amplifying
information
voltage representative
representative
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
FR0509131A
Other languages
English (en)
Other versions
FR2890500A1 (fr
Inventor
Vincent Jean Sebastie Tamisier
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR0509131A priority Critical patent/FR2890500B1/fr
Priority to EP06808083A priority patent/EP1922807A1/fr
Priority to PCT/FR2006/002056 priority patent/WO2007028897A1/fr
Priority to US12/066,082 priority patent/US20090115510A1/en
Publication of FR2890500A1 publication Critical patent/FR2890500A1/fr
Application granted granted Critical
Publication of FR2890500B1 publication Critical patent/FR2890500B1/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
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/217—Class D power amplifiers; Switching amplifiers
    • H03F3/2173—Class D power amplifiers; Switching amplifiers of the bridge type
FR0509131A 2005-09-07 2005-09-07 Dispositif d'amplification d'une tension representative d'une information audiophonique Expired - Fee Related FR2890500B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR0509131A FR2890500B1 (fr) 2005-09-07 2005-09-07 Dispositif d'amplification d'une tension representative d'une information audiophonique
EP06808083A EP1922807A1 (fr) 2005-09-07 2006-09-06 Dispositif d'amplification d'une tension representative d'une information audiophonique
PCT/FR2006/002056 WO2007028897A1 (fr) 2005-09-07 2006-09-06 Dispositif d'amplification d'une tension representative d'une information audiophonique
US12/066,082 US20090115510A1 (en) 2005-09-07 2006-09-06 Device for amplifying a voltage representing an audiophonic information

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0509131A FR2890500B1 (fr) 2005-09-07 2005-09-07 Dispositif d'amplification d'une tension representative d'une information audiophonique

Publications (2)

Publication Number Publication Date
FR2890500A1 FR2890500A1 (fr) 2007-03-09
FR2890500B1 true FR2890500B1 (fr) 2008-04-04

Family

ID=36202415

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0509131A Expired - Fee Related FR2890500B1 (fr) 2005-09-07 2005-09-07 Dispositif d'amplification d'une tension representative d'une information audiophonique

Country Status (4)

Country Link
US (1) US20090115510A1 (fr)
EP (1) EP1922807A1 (fr)
FR (1) FR2890500B1 (fr)
WO (1) WO2007028897A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100008749A (ko) * 2008-07-16 2010-01-26 삼성전자주식회사 스위칭 파워 증폭 장치 및 그 제어 방법
EP2284992B1 (fr) * 2009-07-15 2013-01-02 Nxp B.V. Détection de courant
US8378743B2 (en) * 2010-03-04 2013-02-19 Bose Corporation Reducing pulse error distortion

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994011799A1 (fr) * 1992-11-10 1994-05-26 Motorola, Inc. Regulateur de commutation et systeme amplificateur
US6064259A (en) * 1998-07-24 2000-05-16 Nikon Corporation Of America High power, high performance pulse width modulation amplifier
US6249182B1 (en) * 1998-11-18 2001-06-19 Intersil Corporation Class D amplifier with bandwidth independent of load impedance
GB2360889B (en) * 2000-03-31 2004-04-28 Ling Dynamic Systems High frequency switch-mode power amplifier
US6683494B2 (en) * 2001-03-26 2004-01-27 Harman International Industries, Incorporated Digital signal processor enhanced pulse width modulation amplifier
GB0108076D0 (en) * 2001-03-30 2001-05-23 1 Ltd Capacitive power driver circuit

Also Published As

Publication number Publication date
FR2890500A1 (fr) 2007-03-09
EP1922807A1 (fr) 2008-05-21
WO2007028897A1 (fr) 2007-03-15
US20090115510A1 (en) 2009-05-07

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse

Effective date: 20120531