IT1291341B1 - Dispositivo di riduzione della componente di ripple del segnale alimentato ad un carico da un amplificatore di potenza switching - Google Patents
Dispositivo di riduzione della componente di ripple del segnale alimentato ad un carico da un amplificatore di potenza switchingInfo
- Publication number
- IT1291341B1 IT1291341B1 IT97MI001092A ITMI971092A IT1291341B1 IT 1291341 B1 IT1291341 B1 IT 1291341B1 IT 97MI001092 A IT97MI001092 A IT 97MI001092A IT MI971092 A ITMI971092 A IT MI971092A IT 1291341 B1 IT1291341 B1 IT 1291341B1
- Authority
- IT
- Italy
- Prior art keywords
- load
- reducing
- power amplifier
- switching power
- ripple component
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
- H03F1/347—Negative-feedback-circuit arrangements with or without positive feedback using transformers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/14—Arrangements for reducing ripples from dc input or output
- H02M1/15—Arrangements for reducing ripples from dc input or output using active elements
-
- 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
- H03F3/2171—Class D power amplifiers; Switching amplifiers with field-effect devices
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT97MI001092A IT1291341B1 (it) | 1997-05-09 | 1997-05-09 | Dispositivo di riduzione della componente di ripple del segnale alimentato ad un carico da un amplificatore di potenza switching |
EP98107008A EP0877467A1 (en) | 1997-05-09 | 1998-04-17 | Device for reducing the ripple component of the signal fed to a load by a switch mode power amplifier |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT97MI001092A IT1291341B1 (it) | 1997-05-09 | 1997-05-09 | Dispositivo di riduzione della componente di ripple del segnale alimentato ad un carico da un amplificatore di potenza switching |
Publications (3)
Publication Number | Publication Date |
---|---|
ITMI971092A0 ITMI971092A0 (it) | 1997-05-09 |
ITMI971092A1 ITMI971092A1 (it) | 1998-11-09 |
IT1291341B1 true IT1291341B1 (it) | 1999-01-07 |
Family
ID=11377105
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT97MI001092A IT1291341B1 (it) | 1997-05-09 | 1997-05-09 | Dispositivo di riduzione della componente di ripple del segnale alimentato ad un carico da un amplificatore di potenza switching |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0877467A1 (it) |
IT (1) | IT1291341B1 (it) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007016428A2 (en) * | 2005-07-28 | 2007-02-08 | Rgb Systems, Inc. | Method and apparatus for implementing soft switching in a class d amplifier |
DE102007021978B4 (de) * | 2007-05-10 | 2009-04-16 | Compact Dynamics Gmbh | Aktives Kompensationsfilter |
WO2020014378A1 (en) | 2018-07-10 | 2020-01-16 | Bose Corporation | Self-boosting amplifier |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6052607B2 (ja) * | 1979-05-10 | 1985-11-20 | ヤマハ株式会社 | 増幅器 |
US4594648A (en) * | 1984-11-28 | 1986-06-10 | Venus Scientific Inc. | Wide frequency band coupling network for an active ripple and noise filter |
US4667279A (en) * | 1986-04-01 | 1987-05-19 | Hewlett-Packard Company | Transformer coupled pard bucker for DC power supplies |
US5329245A (en) * | 1993-06-28 | 1994-07-12 | The United States Of America As Represented By The Secretary Of The Navy | Hybrid high power amplifier |
-
1997
- 1997-05-09 IT IT97MI001092A patent/IT1291341B1/it active IP Right Grant
-
1998
- 1998-04-17 EP EP98107008A patent/EP0877467A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
EP0877467A1 (en) | 1998-11-11 |
ITMI971092A1 (it) | 1998-11-09 |
ITMI971092A0 (it) | 1997-05-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted |