FR2932624B1 - Amplificateur numerique classe d comprenant un reducteur de bruit. - Google Patents
Amplificateur numerique classe d comprenant un reducteur de bruit.Info
- Publication number
- FR2932624B1 FR2932624B1 FR0803350A FR0803350A FR2932624B1 FR 2932624 B1 FR2932624 B1 FR 2932624B1 FR 0803350 A FR0803350 A FR 0803350A FR 0803350 A FR0803350 A FR 0803350A FR 2932624 B1 FR2932624 B1 FR 2932624B1
- Authority
- FR
- France
- Prior art keywords
- amplifier
- noise reducer
- digital class
- class
- digital
- 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
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
- H03F3/2175—Class D power amplifiers; Switching amplifiers using analogue-digital or digital-analogue conversion
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0803350A FR2932624B1 (fr) | 2008-06-16 | 2008-06-16 | Amplificateur numerique classe d comprenant un reducteur de bruit. |
PCT/FR2009/000715 WO2009153449A2 (fr) | 2008-06-16 | 2009-06-16 | Amplificateur numerique classe d configure pour mettre en forme des non-idealites d'un signal de sortie |
PCT/FR2009/000716 WO2009153450A2 (fr) | 2008-06-16 | 2009-06-16 | Amplificateur numerique classe d comprenant un reducteur de bruit |
EP09766011A EP2308171A2 (fr) | 2008-06-16 | 2009-06-16 | Amplificateur numerique classe d configure pour mettre en forme des non-idealites d'un signal de sortie |
EP09766012A EP2301147A2 (fr) | 2008-06-16 | 2009-06-16 | Amplificateur numerique classe d comprenant un reducteur de bruit |
US12/969,449 US8228222B2 (en) | 2008-06-16 | 2010-12-15 | D-class digital amplifier configured for shaping non-idealities of an output signal |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0803350A FR2932624B1 (fr) | 2008-06-16 | 2008-06-16 | Amplificateur numerique classe d comprenant un reducteur de bruit. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2932624A1 FR2932624A1 (fr) | 2009-12-18 |
FR2932624B1 true FR2932624B1 (fr) | 2010-08-20 |
Family
ID=40247836
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0803350A Expired - Fee Related FR2932624B1 (fr) | 2008-06-16 | 2008-06-16 | Amplificateur numerique classe d comprenant un reducteur de bruit. |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2932624B1 (fr) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE0104403D0 (sv) * | 2001-12-21 | 2001-12-21 | Bang & Olufsen Powerhouse As | Attenuation control for digital power converters |
GB2406008B (en) * | 2003-09-15 | 2008-04-02 | Wolfson Ltd | Class D amplifier |
-
2008
- 2008-06-16 FR FR0803350A patent/FR2932624B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2932624A1 (fr) | 2009-12-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TQ | Partial transmission of property | ||
ST | Notification of lapse |
Effective date: 20140228 |
|
D3 | Decision to revoke the decision of lapse |
Effective date: 20140716 |
|
ST | Notification of lapse |
Effective date: 20150227 |