DE60227990D1 - Dämpfungsregelung für digitale stromwandler - Google Patents
Dämpfungsregelung für digitale stromwandlerInfo
- Publication number
- DE60227990D1 DE60227990D1 DE60227990T DE60227990T DE60227990D1 DE 60227990 D1 DE60227990 D1 DE 60227990D1 DE 60227990 T DE60227990 T DE 60227990T DE 60227990 T DE60227990 T DE 60227990T DE 60227990 D1 DE60227990 D1 DE 60227990D1
- Authority
- DE
- Germany
- Prior art keywords
- digital
- switching power
- signal
- modulated
- gain
- 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 - Lifetime
Links
Classifications
-
- 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
- H02M1/44—Circuits or arrangements for compensating for electromagnetic interference in converters or inverters
-
- 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
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Amplifiers (AREA)
- Amplitude Modulation (AREA)
- Analogue/Digital Conversion (AREA)
- Control Of Amplification And Gain Control (AREA)
- Golf Clubs (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0104403A SE0104403D0 (sv) | 2001-12-21 | 2001-12-21 | Attenuation control for digital power converters |
PCT/IB2002/005254 WO2003055059A1 (en) | 2001-12-21 | 2002-12-05 | Attenuation control for digital power converters |
Publications (1)
Publication Number | Publication Date |
---|---|
DE60227990D1 true DE60227990D1 (de) | 2008-09-11 |
Family
ID=20286499
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60227990T Expired - Lifetime DE60227990D1 (de) | 2001-12-21 | 2002-12-05 | Dämpfungsregelung für digitale stromwandler |
Country Status (10)
Country | Link |
---|---|
US (1) | US6963189B2 (de) |
EP (1) | EP1456943B8 (de) |
JP (1) | JP4188838B2 (de) |
KR (1) | KR101006044B1 (de) |
CN (1) | CN100424994C (de) |
AT (1) | ATE403266T1 (de) |
AU (1) | AU2002366885A1 (de) |
DE (1) | DE60227990D1 (de) |
SE (1) | SE0104403D0 (de) |
WO (1) | WO2003055059A1 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3928728B2 (ja) | 2003-09-19 | 2007-06-13 | ソニー株式会社 | デジタルアンプ |
SE0302681D0 (sv) * | 2003-10-09 | 2003-10-09 | Bang & Olufsen Icepower As | Method for pulse area modulation |
JP2005192067A (ja) * | 2003-12-26 | 2005-07-14 | Matsushita Electric Ind Co Ltd | オーディオ増幅器 |
KR100710509B1 (ko) * | 2006-04-11 | 2007-04-25 | 남상욱 | 펄스면적변조를 이용한 고효율 선형 전력증폭기 시스템 |
KR100765792B1 (ko) * | 2006-07-28 | 2007-10-12 | 삼성전자주식회사 | 스위칭 파워 앰프에서 에러 보정 방법 및 장치 |
GB0715254D0 (en) | 2007-08-03 | 2007-09-12 | Wolfson Ltd | Amplifier circuit |
FR2932624B1 (fr) * | 2008-06-16 | 2010-08-20 | Univ D Aix Marseille I | Amplificateur numerique classe d comprenant un reducteur de bruit. |
WO2009153449A2 (fr) * | 2008-06-16 | 2009-12-23 | Universite Aix-Marseille I | Amplificateur numerique classe d configure pour mettre en forme des non-idealites d'un signal de sortie |
US8995691B2 (en) | 2008-07-14 | 2015-03-31 | Audera Acoustics Inc. | Audio amplifier |
KR20100008749A (ko) * | 2008-07-16 | 2010-01-26 | 삼성전자주식회사 | 스위칭 파워 증폭 장치 및 그 제어 방법 |
JP5903638B2 (ja) | 2010-06-25 | 2016-04-13 | パナソニックIpマネジメント株式会社 | 増幅装置 |
EP2575309B1 (de) * | 2011-09-22 | 2014-11-05 | Alcatel Lucent | Verfahren zur Pulsweitenmodulation und Sender dafür |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5049841A (en) * | 1990-07-11 | 1991-09-17 | General Electric Company | Electronically reconfigurable digital pad attenuator using segmented field effect transistors |
US5747972A (en) * | 1995-01-11 | 1998-05-05 | Microplanet Ltd. | Method and apparatus for electronic power control |
JPH08307182A (ja) * | 1995-04-27 | 1996-11-22 | Sony Corp | パワーコントロール回路 |
US5831418A (en) | 1996-12-03 | 1998-11-03 | Fujitsu Ltd. | Step-up/down DC-to-DC converter |
JP3671111B2 (ja) * | 1998-03-02 | 2005-07-13 | パイオニア株式会社 | Rdsデータ復調器 |
US6127885A (en) * | 1998-08-31 | 2000-10-03 | Cello, Limited | Class D amplifiers including transition zone modulation |
US6377784B2 (en) | 1999-02-09 | 2002-04-23 | Tropian, Inc. | High-efficiency modulation RF amplifier |
DE69919500T2 (de) * | 1999-02-11 | 2005-09-08 | Stmicroelectronics S.R.L., Agrate Brianza | PWM Leistungsverstärker mit digitalem Eingang |
US6137429A (en) * | 1999-03-08 | 2000-10-24 | Motorola, Inc. | Circuit and method for attenuating noise in a data converter |
KR20010105877A (ko) * | 2000-05-19 | 2001-11-29 | 배길훈 | 자동차용 브레이크 시스템의 솔레노이드 밸브 |
JP3576461B2 (ja) * | 2000-05-22 | 2004-10-13 | シャープ株式会社 | ディジタルスイッチング増幅器 |
-
2001
- 2001-12-21 SE SE0104403A patent/SE0104403D0/xx unknown
-
2002
- 2002-12-05 JP JP2003555666A patent/JP4188838B2/ja not_active Expired - Fee Related
- 2002-12-05 WO PCT/IB2002/005254 patent/WO2003055059A1/en active IP Right Grant
- 2002-12-05 DE DE60227990T patent/DE60227990D1/de not_active Expired - Lifetime
- 2002-12-05 EP EP02805443A patent/EP1456943B8/de not_active Expired - Lifetime
- 2002-12-05 AT AT02805443T patent/ATE403266T1/de not_active IP Right Cessation
- 2002-12-05 CN CNB028258878A patent/CN100424994C/zh not_active Expired - Fee Related
- 2002-12-05 KR KR1020047009669A patent/KR101006044B1/ko not_active IP Right Cessation
- 2002-12-05 US US10/498,565 patent/US6963189B2/en not_active Expired - Lifetime
- 2002-12-05 AU AU2002366885A patent/AU2002366885A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
AU2002366885A1 (en) | 2003-07-09 |
CN100424994C (zh) | 2008-10-08 |
US6963189B2 (en) | 2005-11-08 |
WO2003055059A1 (en) | 2003-07-03 |
JP2005513901A (ja) | 2005-05-12 |
KR20040081436A (ko) | 2004-09-21 |
US20050168204A1 (en) | 2005-08-04 |
CN1608343A (zh) | 2005-04-20 |
EP1456943B1 (de) | 2008-07-30 |
EP1456943A1 (de) | 2004-09-15 |
KR101006044B1 (ko) | 2011-01-06 |
SE0104403D0 (sv) | 2001-12-21 |
JP4188838B2 (ja) | 2008-12-03 |
EP1456943B8 (de) | 2009-01-07 |
ATE403266T1 (de) | 2008-08-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8327 | Change in the person/name/address of the patent owner |
Owner name: BANG & OLUFSEN ICEPOWER A/S, LYNGBY, DK |
|
8364 | No opposition during term of opposition |