CN104025192B - 智能自动音频录制调平器 - Google Patents
智能自动音频录制调平器 Download PDFInfo
- Publication number
- CN104025192B CN104025192B CN201280066032.0A CN201280066032A CN104025192B CN 104025192 B CN104025192 B CN 104025192B CN 201280066032 A CN201280066032 A CN 201280066032A CN 104025192 B CN104025192 B CN 104025192B
- Authority
- CN
- China
- Prior art keywords
- audio
- recording
- level
- file
- conversion coefficient
- 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
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/32—Automatic control in amplifiers having semiconductor devices the control being dependent upon ambient noise level or sound level
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
- G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
- G11B27/034—Electronic editing of digitised analogue information signals, e.g. audio or video signals on discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
- G11B27/105—Programmed access in sequence to addressed parts of tracks of operating record carriers of operating discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
- G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
- G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
- G11B27/32—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on separate auxiliary tracks of the same or an auxiliary record carrier
- G11B27/322—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on separate auxiliary tracks of the same or an auxiliary record carrier used signal is digitally coded
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G7/00—Volume compression or expansion in amplifiers
- H03G7/007—Volume compression or expansion in amplifiers of digital or coded signals
Abstract
Description
Claims (16)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/IB2012/050090 WO2013102799A1 (en) | 2012-01-06 | 2012-01-06 | Smart automatic audio recording leveler |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104025192A CN104025192A (zh) | 2014-09-03 |
CN104025192B true CN104025192B (zh) | 2018-12-18 |
Family
ID=45531502
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201280066032.0A Expired - Fee Related CN104025192B (zh) | 2012-01-06 | 2012-01-06 | 智能自动音频录制调平器 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9692382B2 (zh) |
EP (1) | EP2801095A1 (zh) |
CN (1) | CN104025192B (zh) |
WO (1) | WO2013102799A1 (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9559651B2 (en) | 2013-03-29 | 2017-01-31 | Apple Inc. | Metadata for loudness and dynamic range control |
US10776419B2 (en) | 2014-05-16 | 2020-09-15 | Gracenote Digital Ventures, Llc | Audio file quality and accuracy assessment |
CN105375896A (zh) * | 2014-08-29 | 2016-03-02 | 中兴通讯股份有限公司 | 自动调节音量的方法及电子设备 |
US9916836B2 (en) | 2015-03-23 | 2018-03-13 | Microsoft Technology Licensing, Llc | Replacing an encoded audio output signal |
US9837086B2 (en) | 2015-07-31 | 2017-12-05 | Apple Inc. | Encoded audio extended metadata-based dynamic range control |
KR102371004B1 (ko) * | 2015-08-12 | 2022-03-07 | 삼성전자 주식회사 | 오디오 신호 처리 방법 및 이를 지원하는 전자 장치 |
US10032456B2 (en) | 2016-08-17 | 2018-07-24 | International Business Machines Corporation | Automated audio data selector |
JP6953771B2 (ja) * | 2017-04-11 | 2021-10-27 | 船井電機株式会社 | 再生装置 |
GB2560395B (en) * | 2017-08-23 | 2019-03-27 | Allen & Heath Ltd | A programmable audio level indicator |
CN111045634B (zh) * | 2018-10-12 | 2023-07-07 | 北京微播视界科技有限公司 | 音频处理方法和装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2429346A (en) * | 2006-03-15 | 2007-02-21 | Nec Technologies | User-selectable limits in audio level control |
CN101790843A (zh) * | 2007-08-31 | 2010-07-28 | 模拟设备公司 | 用于任何期望的压缩曲线的可变自动限幅控制(alc)阈值 |
CN102007777A (zh) * | 2008-04-09 | 2011-04-06 | 皇家飞利浦电子股份有限公司 | 用于声音换能器的驱动信号的生成 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3789143A (en) * | 1971-03-29 | 1974-01-29 | D Blackmer | Compander with control signal logarithmically related to the instantaneous rms value of the input signal |
US5101310A (en) * | 1988-01-28 | 1992-03-31 | The United States Of America As Represented By The Secretary Of The Navy | Matched record/playback AGC amplifier system |
US7333863B1 (en) * | 1997-05-05 | 2008-02-19 | Warner Music Group, Inc. | Recording and playback control system |
US6959220B1 (en) * | 1997-11-07 | 2005-10-25 | Microsoft Corporation | Digital audio signal filtering mechanism and method |
US7089181B2 (en) | 2001-05-30 | 2006-08-08 | Intel Corporation | Enhancing the intelligibility of received speech in a noisy environment |
CA2435771A1 (en) | 2002-07-22 | 2004-01-22 | Chelton Avionics, Inc. | Dynamic noise supression voice communication device |
US7617109B2 (en) * | 2004-07-01 | 2009-11-10 | Dolby Laboratories Licensing Corporation | Method for correcting metadata affecting the playback loudness and dynamic range of audio information |
DE102008036924B4 (de) | 2008-08-08 | 2011-04-21 | Gunnar Kron | Verfahren zur Mehrkanalbearbeitung in einem Mehrkanaltonsystem |
JP2010244602A (ja) * | 2009-04-03 | 2010-10-28 | Sony Corp | 信号処理装置及び方法、並びにプログラム |
US8879750B2 (en) * | 2009-10-09 | 2014-11-04 | Dts, Inc. | Adaptive dynamic range enhancement of audio recordings |
US8675900B2 (en) * | 2010-06-04 | 2014-03-18 | Exsilent Research B.V. | Hearing system and method as well as ear-level device and control device applied therein |
-
2012
- 2012-01-06 CN CN201280066032.0A patent/CN104025192B/zh not_active Expired - Fee Related
- 2012-01-06 EP EP12701173.2A patent/EP2801095A1/en not_active Ceased
- 2012-01-06 US US14/359,611 patent/US9692382B2/en active Active
- 2012-01-06 WO PCT/IB2012/050090 patent/WO2013102799A1/en active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2429346A (en) * | 2006-03-15 | 2007-02-21 | Nec Technologies | User-selectable limits in audio level control |
CN101790843A (zh) * | 2007-08-31 | 2010-07-28 | 模拟设备公司 | 用于任何期望的压缩曲线的可变自动限幅控制(alc)阈值 |
CN102007777A (zh) * | 2008-04-09 | 2011-04-06 | 皇家飞利浦电子股份有限公司 | 用于声音换能器的驱动信号的生成 |
Also Published As
Publication number | Publication date |
---|---|
US9692382B2 (en) | 2017-06-27 |
US20140341396A1 (en) | 2014-11-20 |
CN104025192A (zh) | 2014-09-03 |
WO2013102799A1 (en) | 2013-07-11 |
EP2801095A1 (en) | 2014-11-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: Longde, Sweden Applicant after: Sony Mobile Communications AB Address before: Longde, Sweden Applicant before: SONY ERICSSON MOBILE COMMUNICATIONS AB |
|
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20181022 Address after: Tokyo, Japan Applicant after: SONY MOBILE COMMUNICATIONS Inc. Address before: Longde, Sweden Applicant before: Sony Mobile Communications AB |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181218 Termination date: 20200106 |