MX2016001168A - Un compresor digital para comprimir una señal de audio. - Google Patents
Un compresor digital para comprimir una señal de audio.Info
- Publication number
- MX2016001168A MX2016001168A MX2016001168A MX2016001168A MX2016001168A MX 2016001168 A MX2016001168 A MX 2016001168A MX 2016001168 A MX2016001168 A MX 2016001168A MX 2016001168 A MX2016001168 A MX 2016001168A MX 2016001168 A MX2016001168 A MX 2016001168A
- Authority
- MX
- Mexico
- Prior art keywords
- compression
- audio signal
- compressing
- auxiliary signal
- digital compressor
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G7/00—Volume compression or expansion in amplifiers
- H03G7/002—Volume compression or expansion in amplifiers in untuned or low-frequency amplifiers, e.g. audio amplifiers
-
- 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
-
- 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
- H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
- H03G9/12—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices
- H03G9/18—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices for tone control and volume expansion or compression
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
La invención se refiere a un compresor digital (100) para comprimir una señal de audio entrante, el compresor digital (100) comprende un control de ganancia de compresión (101) para proporcionar un parámetro de ganancia de compresión, un determinador de parámetro de compresión (103) para determinar una relación de compresión del parámetro de ganancia de compresión, el determinador del parámetro de compresión (103) estando configurado para ponderar el parámetro de ganancia de compresión por un factor de ponderación predeterminado para obtener la relación de compresión, un generador de señal auxiliar (105) para manipular la señal de audio entrante dependiendo de la relación de compresión para obtener una primera señal auxiliar, y una unidad combinadora (107) para combinar la primera señal auxiliar con el parámetro de ganancia de compresión para obtener una segunda señal auxiliar, y para combinar la señal de audio entrante con la segunda señal auxiliar para obtener la señal de audio comprimida.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/EP2014/051795 WO2015113602A1 (en) | 2014-01-30 | 2014-01-30 | A digital compressor for compressing an audio signal |
Publications (2)
Publication Number | Publication Date |
---|---|
MX2016001168A true MX2016001168A (es) | 2016-04-29 |
MX356305B MX356305B (es) | 2018-05-23 |
Family
ID=50030299
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2016001168A MX356305B (es) | 2014-01-30 | 2014-01-30 | Un compresor digital para comprimir una señal de audio. |
Country Status (10)
Country | Link |
---|---|
US (1) | US9985597B2 (es) |
EP (1) | EP2995000B1 (es) |
JP (1) | JP6388457B2 (es) |
KR (1) | KR101855969B1 (es) |
CN (1) | CN105612692B (es) |
BR (1) | BR112016001809A2 (es) |
ES (1) | ES2627227T3 (es) |
MX (1) | MX356305B (es) |
PL (1) | PL2995000T3 (es) |
WO (1) | WO2015113602A1 (es) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10236850B2 (en) * | 2016-06-15 | 2019-03-19 | Ess Technology, Inc. | Signal processor using multiple frequency bands |
KR102356625B1 (ko) * | 2017-06-19 | 2022-01-28 | 삼성전자주식회사 | 아날로그 출력의 특성을 향상시키기 위해 이득 제어 및 이득 압축을 수행하는 전자 회로 및 그것을 포함하는 전자 장치 |
CN107277042B (zh) * | 2017-07-21 | 2020-08-07 | 中国地质大学(武汉) | 一种信号压缩传输的方法、装置及其存储装置 |
US11011180B2 (en) * | 2018-06-29 | 2021-05-18 | Guoguang Electric Company Limited | Audio signal dynamic range compression |
JP7354275B2 (ja) * | 2019-03-14 | 2023-10-02 | ブームクラウド 360 インコーポレイテッド | 優先度を持つ空間認識マルチバンド圧縮システム |
JP7252866B2 (ja) * | 2019-09-10 | 2023-04-05 | 株式会社東海理化電機製作所 | 制御装置、制御方法、及びプログラム |
JP7344058B2 (ja) * | 2019-09-10 | 2023-09-13 | 株式会社東海理化電機製作所 | 制御装置、制御方法、及びプログラム |
CN113470692B (zh) * | 2020-03-31 | 2024-02-02 | 抖音视界有限公司 | 音频处理方法、装置、可读介质及电子设备 |
EP4138299A1 (en) * | 2021-08-17 | 2023-02-22 | Bang & Olufsen A/S | A method for increasing perceived loudness of an audio data signal |
KR20240098312A (ko) | 2022-12-21 | 2024-06-28 | 서동민 | 가변 이득 증폭기를 이용한 음량 압축기 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5706352A (en) * | 1993-04-07 | 1998-01-06 | K/S Himpp | Adaptive gain and filtering circuit for a sound reproduction system |
JPH09130184A (ja) * | 1995-08-28 | 1997-05-16 | Victor Co Of Japan Ltd | デジタル信号処理装置 |
JPH11225398A (ja) * | 1998-02-05 | 1999-08-17 | Matsushita Electric Ind Co Ltd | ラウドネス調整方法および補聴器 |
US6757396B1 (en) * | 1998-11-16 | 2004-06-29 | Texas Instruments Incorporated | Digital audio dynamic range compressor and method |
GB2409389B (en) * | 2003-12-09 | 2005-10-05 | Wolfson Ltd | Signal processors and associated methods |
US7580531B2 (en) * | 2004-02-06 | 2009-08-25 | Cirrus Logic, Inc | Dynamic range reducing volume control |
MX2007005027A (es) * | 2004-10-26 | 2007-06-19 | Dolby Lab Licensing Corp | Calculo y ajuste de la sonoridad percibida y/o el balance espectral percibido de una senal de audio. |
CN101390441A (zh) * | 2006-03-22 | 2009-03-18 | 日本电气株式会社 | 音频电路 |
ATE415010T1 (de) * | 2006-11-17 | 2008-12-15 | Akg Acoustics Gmbh | Audiokompressor |
US8300849B2 (en) * | 2007-11-06 | 2012-10-30 | Microsoft Corporation | Perceptually weighted digital audio level compression |
JP5228840B2 (ja) * | 2008-11-27 | 2013-07-03 | ヤマハ株式会社 | 増幅器 |
JP5462952B2 (ja) * | 2009-12-09 | 2014-04-02 | ヴェーデクス・アクティーセルスカプ | 補聴器における信号処理方法,補聴器をフィッティングする方法および補聴器 |
US9685921B2 (en) * | 2012-07-12 | 2017-06-20 | Dts, Inc. | Loudness control with noise detection and loudness drop detection |
-
2014
- 2014-01-30 PL PL14702018T patent/PL2995000T3/pl unknown
- 2014-01-30 MX MX2016001168A patent/MX356305B/es active IP Right Grant
- 2014-01-30 JP JP2016524706A patent/JP6388457B2/ja active Active
- 2014-01-30 WO PCT/EP2014/051795 patent/WO2015113602A1/en active Application Filing
- 2014-01-30 ES ES14702018.4T patent/ES2627227T3/es active Active
- 2014-01-30 CN CN201480055179.9A patent/CN105612692B/zh active Active
- 2014-01-30 KR KR1020157036811A patent/KR101855969B1/ko active IP Right Grant
- 2014-01-30 BR BR112016001809A patent/BR112016001809A2/pt active Search and Examination
- 2014-01-30 EP EP14702018.4A patent/EP2995000B1/en active Active
-
2016
- 2016-03-28 US US15/082,081 patent/US9985597B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US9985597B2 (en) | 2018-05-29 |
EP2995000B1 (en) | 2017-03-29 |
MX356305B (es) | 2018-05-23 |
EP2995000A1 (en) | 2016-03-16 |
PL2995000T3 (pl) | 2017-09-29 |
US20160211821A1 (en) | 2016-07-21 |
ES2627227T3 (es) | 2017-07-27 |
JP6388457B2 (ja) | 2018-09-12 |
BR112016001809A2 (pt) | 2017-08-01 |
KR101855969B1 (ko) | 2018-06-25 |
JP2016530765A (ja) | 2016-09-29 |
CN105612692A (zh) | 2016-05-25 |
KR20160014027A (ko) | 2016-02-05 |
CN105612692B (zh) | 2018-06-26 |
WO2015113602A1 (en) | 2015-08-06 |
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Legal Events
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FG | Grant or registration |