TW200629719A - Sound card having feedback calibration loop - Google Patents
Sound card having feedback calibration loopInfo
- Publication number
- TW200629719A TW200629719A TW094131142A TW94131142A TW200629719A TW 200629719 A TW200629719 A TW 200629719A TW 094131142 A TW094131142 A TW 094131142A TW 94131142 A TW94131142 A TW 94131142A TW 200629719 A TW200629719 A TW 200629719A
- Authority
- TW
- Taiwan
- Prior art keywords
- sound card
- amplifier
- voltage
- input
- feedback connection
- 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
- H03F1/52—Circuit arrangements for protecting such amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/947,086 US20060062407A1 (en) | 2004-09-22 | 2004-09-22 | Sound card having feedback calibration loop |
Publications (1)
Publication Number | Publication Date |
---|---|
TW200629719A true TW200629719A (en) | 2006-08-16 |
Family
ID=36074016
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW094131142A TW200629719A (en) | 2004-09-22 | 2005-09-09 | Sound card having feedback calibration loop |
Country Status (3)
Country | Link |
---|---|
US (2) | US20060062407A1 (zh) |
CN (1) | CN100334540C (zh) |
TW (1) | TW200629719A (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060062407A1 (en) * | 2004-09-22 | 2006-03-23 | Kahan Joseph M | Sound card having feedback calibration loop |
JP5173032B2 (ja) | 2008-11-03 | 2013-03-27 | ブリュエル アンド ケアー サウンド アンド ヴァイブレーション メジャーメント エー/エス | デジタル・キャリブレーション・ジェネレータを用いた試験システム |
US8660676B2 (en) * | 2009-10-16 | 2014-02-25 | Microsoft Corporation | Mitigating the impact of nonlinear echos by dynamic range compression |
CN111522382A (zh) * | 2020-04-30 | 2020-08-11 | 深圳市十盏灯科技有限责任公司 | 直播声卡电压输出控制方法及其结构 |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3702970A (en) * | 1971-02-24 | 1972-11-14 | Western Electric Co | System and method for determining the maximum output voltage swing on operational amplifiers |
US5239693A (en) * | 1990-10-31 | 1993-08-24 | Motorola, Inc. | Amplifier level-setting apparatus |
GB2287595B (en) * | 1994-03-09 | 1997-03-05 | Motorola Ltd | Method for amplitude training in a linear power amplifier |
JP3186412B2 (ja) * | 1994-04-01 | 2001-07-11 | ソニー株式会社 | 情報符号化方法、情報復号化方法、及び情報伝送方法 |
US6272465B1 (en) * | 1994-11-02 | 2001-08-07 | Legerity, Inc. | Monolithic PC audio circuit |
JP3307138B2 (ja) * | 1995-02-27 | 2002-07-24 | ソニー株式会社 | 信号符号化方法及び装置、並びに信号復号化方法及び装置 |
CN1147646A (zh) * | 1995-10-10 | 1997-04-16 | 致伸实业股份有限公司 | 可外接传声器的电脑控制装置 |
US5715369A (en) * | 1995-11-27 | 1998-02-03 | Microsoft Corporation | Single processor programmable speech recognition test system |
US5899969A (en) * | 1997-10-17 | 1999-05-04 | Dolby Laboratories Licensing Corporation | Frame-based audio coding with gain-control words |
US6112170A (en) * | 1998-06-26 | 2000-08-29 | Lsi Logic Corporation | Method for decompressing linear PCM and AC3 encoded audio gain value |
US20030091180A1 (en) * | 1998-12-23 | 2003-05-15 | Patrik Sorqvist | Adaptive signal gain controller, system, and method |
US6687663B1 (en) * | 1999-06-25 | 2004-02-03 | Lake Technology Limited | Audio processing method and apparatus |
CN1171142C (zh) * | 1999-11-15 | 2004-10-13 | 威盛电子股份有限公司 | 主机板上的可编程音质控制电路 |
US6405164B1 (en) * | 1999-12-30 | 2002-06-11 | Engineering Consortium, Inc. | Audio compression circuit and method |
US6351733B1 (en) * | 2000-03-02 | 2002-02-26 | Hearing Enhancement Company, Llc | Method and apparatus for accommodating primary content audio and secondary content remaining audio capability in the digital audio production process |
US6651040B1 (en) * | 2000-05-31 | 2003-11-18 | International Business Machines Corporation | Method for dynamic adjustment of audio input gain in a speech system |
AT410597B (de) * | 2000-12-04 | 2003-06-25 | Vatter Acoustic Technologies V | Verfahren, computersystem und computerprodukt zur messung akustischer raumeigenschaften |
JP2003283644A (ja) * | 2002-03-22 | 2003-10-03 | Toshiba Digital Media Engineering Corp | 拡声用アダプタおよび拡声用通信装置 |
AU2003280460A1 (en) * | 2002-06-26 | 2004-01-19 | Fingersteps, Inc. | Method and apparatus for composing and performing music |
US6805633B2 (en) | 2002-08-07 | 2004-10-19 | Bally Gaming, Inc. | Gaming machine with automatic sound level adjustment and method therefor |
US20060062407A1 (en) * | 2004-09-22 | 2006-03-23 | Kahan Joseph M | Sound card having feedback calibration loop |
-
2004
- 2004-09-22 US US10/947,086 patent/US20060062407A1/en not_active Abandoned
-
2005
- 2005-06-28 CN CNB2005100797791A patent/CN100334540C/zh not_active Expired - Fee Related
- 2005-09-09 TW TW094131142A patent/TW200629719A/zh unknown
-
2008
- 2008-03-25 US US12/054,494 patent/US8130981B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20060062407A1 (en) | 2006-03-23 |
US8130981B2 (en) | 2012-03-06 |
CN100334540C (zh) | 2007-08-29 |
CN1752922A (zh) | 2006-03-29 |
US20080165990A1 (en) | 2008-07-10 |
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