TW541783B - Audio output amplifier - Google Patents
Audio output amplifier Download PDFInfo
- Publication number
- TW541783B TW541783B TW91110052A TW91110052A TW541783B TW 541783 B TW541783 B TW 541783B TW 91110052 A TW91110052 A TW 91110052A TW 91110052 A TW91110052 A TW 91110052A TW 541783 B TW541783 B TW 541783B
- Authority
- TW
- Taiwan
- Prior art keywords
- signal
- voltage
- sound
- output
- signal line
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 claims abstract description 45
- 230000003321 amplification Effects 0.000 claims abstract description 4
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 4
- 230000002079 cooperative effect Effects 0.000 claims description 11
- 238000004364 calculation method Methods 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 abstract description 25
- 238000000034 method Methods 0.000 description 13
- 238000010586 diagram Methods 0.000 description 10
- 230000000875 corresponding effect Effects 0.000 description 6
- 238000000926 separation method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000009499 grossing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000013585 weight reducing agent Substances 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000005238 low-frequency sound signal Effects 0.000 description 1
- 238000013139 quantization Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/181—Low-frequency amplifiers, e.g. audio preamplifiers
- H03F3/183—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only
- H03F3/187—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only in integrated circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/68—Combinations of amplifiers, e.g. multi-channel amplifiers for stereophonics
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Multimedia (AREA)
- Amplifiers (AREA)
- Circuit For Audible Band Transducer (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Headphones And Earphones (AREA)
- Stereophonic Arrangements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001150814A JP2002345064A (ja) | 2001-05-21 | 2001-05-21 | 音声出力アンプ |
Publications (1)
Publication Number | Publication Date |
---|---|
TW541783B true TW541783B (en) | 2003-07-11 |
Family
ID=18995771
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW91110052A TW541783B (en) | 2001-05-21 | 2002-05-14 | Audio output amplifier |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP2002345064A (ja) |
TW (1) | TW541783B (ja) |
WO (1) | WO2002095936A1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8634572B2 (en) * | 2005-01-13 | 2014-01-21 | Louis Fisher Davis, Jr. | Method and apparatus for ambient sound therapy user interface and control system |
US8081777B2 (en) | 2006-03-21 | 2011-12-20 | Fairchild Semiconductor Corporation | Volume-based adaptive biasing |
US8081785B2 (en) | 2006-03-21 | 2011-12-20 | Fairchild Semiconductor Corporation | High efficiency converter providing switching amplifier bias |
GB2441218B (en) * | 2006-08-23 | 2011-08-10 | Samsung Electronics Co Ltd | Method,apparatus and system for reducing dc coupling capacitance at switching amplifier |
TWI385573B (zh) * | 2008-08-27 | 2013-02-11 | Realtek Semiconductor Corp | 音訊裝置與輸出/輸入音訊的方法 |
JP5780119B2 (ja) | 2011-10-31 | 2015-09-16 | ヤマハ株式会社 | 音声出力アンプ |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02137507A (ja) * | 1988-11-18 | 1990-05-25 | Sanyo Electric Co Ltd | 増幅器 |
JP2501686B2 (ja) * | 1991-09-13 | 1996-05-29 | オンキヨー株式会社 | 平衡増幅器 |
JPH1093365A (ja) * | 1996-09-18 | 1998-04-10 | Mitsubishi Electric Corp | オーディオ用電力増幅回路 |
JP3881448B2 (ja) * | 1998-03-31 | 2007-02-14 | 株式会社東芝 | 電力増幅回路 |
JP2001094366A (ja) * | 1999-09-24 | 2001-04-06 | Conisis Kenkyusho:Kk | オーディオ電力増幅器の疑似接地回路 |
-
2001
- 2001-05-21 JP JP2001150814A patent/JP2002345064A/ja active Pending
-
2002
- 2002-05-14 TW TW91110052A patent/TW541783B/zh not_active IP Right Cessation
- 2002-05-16 WO PCT/JP2002/004755 patent/WO2002095936A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO2002095936A1 (fr) | 2002-11-28 |
JP2002345064A (ja) | 2002-11-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GD4A | Issue of patent certificate for granted invention patent | ||
MM4A | Annulment or lapse of patent due to non-payment of fees |