CN101651410B - 用于减少电磁干扰的电路和方法 - Google Patents
用于减少电磁干扰的电路和方法 Download PDFInfo
- Publication number
- CN101651410B CN101651410B CN200910164861.2A CN200910164861A CN101651410B CN 101651410 B CN101651410 B CN 101651410B CN 200910164861 A CN200910164861 A CN 200910164861A CN 101651410 B CN101651410 B CN 101651410B
- Authority
- CN
- China
- Prior art keywords
- power supply
- oscillator
- circuit arrangement
- frequency
- feedback path
- 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
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Images
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
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
Abstract
Description
Claims (11)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP08162315A EP2154771B1 (en) | 2008-08-13 | 2008-08-13 | Circuit and method for reducing electromagnetic interference |
EP08162315.9 | 2008-08-13 | ||
EP0816231.5 | 2008-08-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101651410A CN101651410A (zh) | 2010-02-17 |
CN101651410B true CN101651410B (zh) | 2014-05-21 |
Family
ID=40214590
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200910164861.2A Expired - Fee Related CN101651410B (zh) | 2008-08-13 | 2009-08-11 | 用于减少电磁干扰的电路和方法 |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP2154771B1 (zh) |
KR (1) | KR20100020914A (zh) |
CN (1) | CN101651410B (zh) |
AT (1) | ATE531119T1 (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101725862B1 (ko) | 2011-03-23 | 2017-04-26 | 삼성전자주식회사 | 스위칭 레귤레이터, 이의 동작 방법, 및 이를 포함하는 전자 장치 |
KR101819233B1 (ko) * | 2011-03-24 | 2018-01-16 | 엘지이노텍 주식회사 | 드라이버 ic 입력단의 emi 제거 회로 |
US9203293B2 (en) * | 2012-06-11 | 2015-12-01 | Power Systems Technologies Ltd. | Method of suppressing electromagnetic interference emission |
US9203292B2 (en) * | 2012-06-11 | 2015-12-01 | Power Systems Technologies Ltd. | Electromagnetic interference emission suppressor |
AT15401U1 (de) * | 2012-12-28 | 2017-08-15 | Tridonic Gmbh & Co Kg | Betrieb von Leuchtmitteln mit einem resonanten Konverter |
DE102015202245B4 (de) * | 2015-02-09 | 2024-09-19 | Tridonic Gmbh & Co Kg | Abwärtswandler mit frequenzmodulierter Schaltersteuerung |
JP6497144B2 (ja) * | 2015-03-13 | 2019-04-10 | 富士電機株式会社 | スイッチング電源装置の制御回路およびスイッチング電源装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5640315A (en) * | 1994-03-18 | 1997-06-17 | Nippon Steel Corporation | Switching regulator |
CN1909395A (zh) * | 2005-08-04 | 2007-02-07 | 富士电机控股株式会社 | 信号传输方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4494763B2 (ja) * | 2003-11-20 | 2010-06-30 | コーセル株式会社 | スイッチング信号変調回路 |
ATE394907T1 (de) * | 2005-11-22 | 2008-05-15 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Antriebsvorrichtung für led-zellen |
-
2008
- 2008-08-13 AT AT08162315T patent/ATE531119T1/de not_active IP Right Cessation
- 2008-08-13 EP EP08162315A patent/EP2154771B1/en active Active
-
2009
- 2009-08-11 KR KR1020090073712A patent/KR20100020914A/ko not_active Application Discontinuation
- 2009-08-11 CN CN200910164861.2A patent/CN101651410B/zh not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5640315A (en) * | 1994-03-18 | 1997-06-17 | Nippon Steel Corporation | Switching regulator |
CN1909395A (zh) * | 2005-08-04 | 2007-02-07 | 富士电机控股株式会社 | 信号传输方法 |
Also Published As
Publication number | Publication date |
---|---|
CN101651410A (zh) | 2010-02-17 |
EP2154771A1 (en) | 2010-02-17 |
ATE531119T1 (de) | 2011-11-15 |
EP2154771B1 (en) | 2011-10-26 |
KR20100020914A (ko) | 2010-02-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
CI01 | Publication of corrected invention patent application |
Correction item: Priority Correct: 2008.08.13 EP 08162315.9 Number: 07 Page: The title page Volume: 26 |
|
CI02 | Correction of invention patent application |
Correction item: Priority Correct: 2008.08.13 EP 08162315.9 Number: 07 Page: The title page Volume: 26 |
|
ERR | Gazette correction |
Free format text: CORRECT: PRIORITY; FROM: NONE TO: 2008.08.13 EP 08162315.9 |
|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140521 Termination date: 20150811 |
|
EXPY | Termination of patent right or utility model |