ATE455394T1 - Impulsbreitenmodulationsschaltung und schaltverstärker damit - Google Patents
Impulsbreitenmodulationsschaltung und schaltverstärker damitInfo
- Publication number
- ATE455394T1 ATE455394T1 AT07120886T AT07120886T ATE455394T1 AT E455394 T1 ATE455394 T1 AT E455394T1 AT 07120886 T AT07120886 T AT 07120886T AT 07120886 T AT07120886 T AT 07120886T AT E455394 T1 ATE455394 T1 AT E455394T1
- Authority
- AT
- Austria
- Prior art keywords
- integration circuit
- voltage
- period
- reference voltage
- voltage vth
- Prior art date
Links
- 230000010354 integration Effects 0.000 abstract 11
- 230000005236 sound signal Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K7/00—Modulating pulses with a continuously-variable modulating signal
- H03K7/08—Duration or width modulation ; Duty cycle modulation
-
- 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)
- Amplifiers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007011251 | 2007-01-22 | ||
JP2007219425A JP4100455B1 (ja) | 2007-01-22 | 2007-08-27 | パルス幅変調回路及びそれを用いたスイッチングアンプ |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE455394T1 true ATE455394T1 (de) | 2010-01-15 |
Family
ID=39333100
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT07120886T ATE455394T1 (de) | 2007-01-22 | 2007-11-16 | Impulsbreitenmodulationsschaltung und schaltverstärker damit |
Country Status (5)
Country | Link |
---|---|
US (1) | US7456668B2 (de) |
EP (1) | EP1947767B1 (de) |
JP (1) | JP4100455B1 (de) |
AT (1) | ATE455394T1 (de) |
DE (1) | DE602007004292D1 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4366540B2 (ja) | 2007-09-10 | 2009-11-18 | オンキヨー株式会社 | パルス幅変調回路及びそれを用いたスイッチングアンプ |
JP4407743B2 (ja) | 2007-12-03 | 2010-02-03 | オンキヨー株式会社 | パルス幅変調回路及びそれを用いたスイッチングアンプ |
JP5574570B2 (ja) * | 2008-02-12 | 2014-08-20 | ピーエスフォー ルクスコ エスエイアールエル | 伝送制御回路及びそれを備えた半導体記憶装置 |
JP5381442B2 (ja) * | 2009-01-29 | 2014-01-08 | オンキヨー株式会社 | パルス幅変調回路及びそれを用いたスイッチングアンプ |
JP5234032B2 (ja) * | 2009-04-24 | 2013-07-10 | オンキヨー株式会社 | パルス幅変調回路及びそれを用いたスイッチングアンプ |
US8391512B2 (en) | 2009-09-25 | 2013-03-05 | Onkyo Corporation | Broadcast wave receiving system |
US12017322B2 (en) * | 2018-08-14 | 2024-06-25 | Taiwan Semiconductor Manufacturing Co., Ltd. | Chemical mechanical polishing method |
JP7498942B2 (ja) | 2020-06-02 | 2024-06-13 | 三笠産業株式会社 | ヒンジキャップおよびヒンジキャップを備えた容器 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4827261A (en) * | 1987-11-04 | 1989-05-02 | Trofimenkoff Frederick N | Clock-controlled pulse width modulator |
JPH05275995A (ja) | 1992-03-27 | 1993-10-22 | Yokogawa Electric Corp | 帰還形パルス幅変調回路 |
US5295158A (en) | 1992-05-29 | 1994-03-15 | Analog Devices, Inc. | Dynamically selectable multimode pluse width modulation system |
US6420930B1 (en) * | 2000-07-12 | 2002-07-16 | Monolithic Power Systems, Inc. | Class D audio amplifier |
KR100496883B1 (ko) * | 2003-02-04 | 2005-06-23 | 삼성전자주식회사 | 전류 제어 피더블유엠 회로 및 이를 포함하는 클래스 디이앰프 |
JP4211465B2 (ja) | 2003-04-11 | 2009-01-21 | オンキヨー株式会社 | パルス幅変調回路 |
JP4731828B2 (ja) * | 2004-04-14 | 2011-07-27 | ルネサスエレクトロニクス株式会社 | D級アンプ |
-
2007
- 2007-08-27 JP JP2007219425A patent/JP4100455B1/ja active Active
- 2007-10-19 US US11/874,956 patent/US7456668B2/en not_active Expired - Fee Related
- 2007-11-16 AT AT07120886T patent/ATE455394T1/de not_active IP Right Cessation
- 2007-11-16 DE DE602007004292T patent/DE602007004292D1/de active Active
- 2007-11-16 EP EP07120886A patent/EP1947767B1/de not_active Not-in-force
Also Published As
Publication number | Publication date |
---|---|
US20080174351A1 (en) | 2008-07-24 |
EP1947767B1 (de) | 2010-01-13 |
US7456668B2 (en) | 2008-11-25 |
EP1947767A2 (de) | 2008-07-23 |
JP2008206128A (ja) | 2008-09-04 |
EP1947767A3 (de) | 2008-08-06 |
DE602007004292D1 (de) | 2010-03-04 |
JP4100455B1 (ja) | 2008-06-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |