CN102017402A - 用于调节音频信号的感知响度的*** - Google Patents
用于调节音频信号的感知响度的*** Download PDFInfo
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- CN102017402A CN102017402A CN200880121963XA CN200880121963A CN102017402A CN 102017402 A CN102017402 A CN 102017402A CN 200880121963X A CN200880121963X A CN 200880121963XA CN 200880121963 A CN200880121963 A CN 200880121963A CN 102017402 A CN102017402 A CN 102017402A
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- loudness
- audio signal
- gain
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- 230000005236 sound signal Effects 0.000 title claims abstract description 82
- 238000000034 method Methods 0.000 claims abstract description 65
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- 238000013459 approach Methods 0.000 claims description 36
- 230000001105 regulatory effect Effects 0.000 claims description 30
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Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G7/00—Volume compression or expansion in amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
- H03G9/005—Combinations of two or more types of control, e.g. gain control and tone control of digital or coded signals
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/001—Digital control of analog signals
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Circuit For Audible Band Transducer (AREA)
- Control Of Amplification And Gain Control (AREA)
Abstract
Description
Claims (30)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US1627007P | 2007-12-21 | 2007-12-21 | |
US61/016,270 | 2007-12-21 | ||
PCT/US2008/087791 WO2009086174A1 (en) | 2007-12-21 | 2008-12-19 | System for adjusting perceived loudness of audio signals |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102017402A true CN102017402A (zh) | 2011-04-13 |
CN102017402B CN102017402B (zh) | 2015-01-07 |
Family
ID=40788661
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200880121963.XA Active CN102017402B (zh) | 2007-12-21 | 2008-12-19 | 用于调节音频信号的感知响度的*** |
Country Status (8)
Country | Link |
---|---|
US (2) | US8315398B2 (zh) |
EP (1) | EP2232700B1 (zh) |
JP (1) | JP5248625B2 (zh) |
KR (1) | KR101597375B1 (zh) |
CN (1) | CN102017402B (zh) |
HK (1) | HK1151394A1 (zh) |
PL (1) | PL2232700T3 (zh) |
WO (1) | WO2009086174A1 (zh) |
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CN102946520A (zh) * | 2012-10-30 | 2013-02-27 | 深圳创维数字技术股份有限公司 | 一种自动控制频道音量的方法及数字电视终端 |
CN103714824A (zh) * | 2013-12-12 | 2014-04-09 | 小米科技有限责任公司 | 一种音频处理方法、装置及终端设备 |
CN104393848A (zh) * | 2014-10-27 | 2015-03-04 | 常州听觉工坊智能科技有限公司 | 音量调节方法及装置 |
CN106030707A (zh) * | 2014-02-14 | 2016-10-12 | 唐纳德·詹姆士·德里克 | 用于音频分析和感知增强的*** |
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CN107112023A (zh) * | 2014-10-10 | 2017-08-29 | 杜比实验室特许公司 | 基于发送无关的表示的节目响度 |
CN107925390A (zh) * | 2015-08-24 | 2018-04-17 | 杜比实验室特许公司 | 音量均一化处理 |
US10311880B2 (en) | 2012-11-26 | 2019-06-04 | Harman International Industries, Incorporated | System for perceived enhancement and restoration of compressed audio signals |
CN110349595A (zh) * | 2019-07-22 | 2019-10-18 | 浙江大华技术股份有限公司 | 一种音频信号自动增益控制方法、控制设备及存储介质 |
CN113470692A (zh) * | 2020-03-31 | 2021-10-01 | 北京字节跳动网络技术有限公司 | 音频处理方法、装置、可读介质及电子设备 |
CN113963726A (zh) * | 2021-09-29 | 2022-01-21 | 稿定(厦门)科技有限公司 | 音频响度均衡方法及装置 |
CN115280414A (zh) * | 2020-03-16 | 2022-11-01 | 谷歌有限责任公司 | 基于期望信号的机器学***估计的自动增益控制 |
WO2024032133A1 (zh) * | 2022-08-09 | 2024-02-15 | Oppo广东移动通信有限公司 | 听力检测方法、装置、电子设备及存储介质 |
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WO2010075377A1 (en) | 2008-12-24 | 2010-07-01 | Dolby Laboratories Licensing Corporation | Audio signal loudness determination and modification in the frequency domain |
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US20120123769A1 (en) * | 2009-05-14 | 2012-05-17 | Sharp Kabushiki Kaisha | Gain control apparatus and gain control method, and voice output apparatus |
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HK1151394A1 (zh) | 2012-01-27 |
US8315398B2 (en) | 2012-11-20 |
US9264836B2 (en) | 2016-02-16 |
PL2232700T3 (pl) | 2015-01-30 |
EP2232700A1 (en) | 2010-09-29 |
EP2232700B1 (en) | 2014-08-13 |
WO2009086174A1 (en) | 2009-07-09 |
US20120250895A1 (en) | 2012-10-04 |
US20090161883A1 (en) | 2009-06-25 |
EP2232700A4 (en) | 2012-10-10 |
KR20100099242A (ko) | 2010-09-10 |
CN102017402B (zh) | 2015-01-07 |
KR101597375B1 (ko) | 2016-02-24 |
JP2011509010A (ja) | 2011-03-17 |
JP5248625B2 (ja) | 2013-07-31 |
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