JP2016195439A5 - - Google Patents
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- Publication number
- JP2016195439A5 JP2016195439A5 JP2016134973A JP2016134973A JP2016195439A5 JP 2016195439 A5 JP2016195439 A5 JP 2016195439A5 JP 2016134973 A JP2016134973 A JP 2016134973A JP 2016134973 A JP2016134973 A JP 2016134973A JP 2016195439 A5 JP2016195439 A5 JP 2016195439A5
- Authority
- JP
- Japan
- Prior art keywords
- frequency band
- threshold
- band component
- estimate
- distortion
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 claims 19
- 238000001228 spectrum Methods 0.000 claims 13
- 230000005236 sound signal Effects 0.000 claims 4
- 238000001914 filtration Methods 0.000 claims 3
- 230000000873 masking effect Effects 0.000 claims 3
- 230000003595 spectral effect Effects 0.000 claims 3
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 238000009499 grossing Methods 0.000 claims 1
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361817175P | 2013-04-29 | 2013-04-29 | |
| US61/817,175 | 2013-04-29 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016510698A Division JP5969727B2 (ja) | 2013-04-29 | 2014-04-14 | 動的閾値を用いた周波数帯域圧縮 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2016195439A JP2016195439A (ja) | 2016-11-17 |
| JP2016195439A5 true JP2016195439A5 (cg-RX-API-DMAC10.html) | 2017-05-25 |
| JP6436934B2 JP6436934B2 (ja) | 2018-12-12 |
Family
ID=50687733
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016510698A Active JP5969727B2 (ja) | 2013-04-29 | 2014-04-14 | 動的閾値を用いた周波数帯域圧縮 |
| JP2016134973A Active JP6436934B2 (ja) | 2013-04-29 | 2016-07-07 | 動的閾値を用いた周波数帯域圧縮 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016510698A Active JP5969727B2 (ja) | 2013-04-29 | 2014-04-14 | 動的閾値を用いた周波数帯域圧縮 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US9762198B2 (cg-RX-API-DMAC10.html) |
| EP (1) | EP2992605B1 (cg-RX-API-DMAC10.html) |
| JP (2) | JP5969727B2 (cg-RX-API-DMAC10.html) |
| CN (2) | CN108365827B (cg-RX-API-DMAC10.html) |
| WO (1) | WO2014179021A1 (cg-RX-API-DMAC10.html) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014179021A1 (en) * | 2013-04-29 | 2014-11-06 | Dolby Laboratories Licensing Corporation | Frequency band compression with dynamic thresholds |
| EP3223279B1 (en) * | 2016-03-21 | 2019-01-09 | Nxp B.V. | A speech signal processing circuit |
| US10225654B1 (en) | 2017-09-07 | 2019-03-05 | Cirrus Logic, Inc. | Speaker distortion reduction |
| US11322170B2 (en) | 2017-10-02 | 2022-05-03 | Dolby Laboratories Licensing Corporation | Audio de-esser independent of absolute signal level |
| US10827265B2 (en) * | 2018-01-25 | 2020-11-03 | Cirrus Logic, Inc. | Psychoacoustics for improved audio reproduction, power reduction, and speaker protection |
| EP3579582B1 (en) | 2018-06-06 | 2023-11-15 | Dolby Laboratories Licensing Corporation | Automatic characterization of perceived transducer distortion |
| US10991375B2 (en) | 2018-06-20 | 2021-04-27 | Mimi Hearing Technologies GmbH | Systems and methods for processing an audio signal for replay on an audio device |
| EP3584927B1 (en) * | 2018-06-20 | 2021-03-10 | Mimi Hearing Technologies GmbH | Systems and methods for processing an audio signal for replay on an audio device |
| US11062717B2 (en) | 2018-06-20 | 2021-07-13 | Mimi Hearing Technologies GmbH | Systems and methods for processing an audio signal for replay on an audio device |
| US10911013B2 (en) * | 2018-07-05 | 2021-02-02 | Comcast Cable Communications, Llc | Dynamic audio normalization process |
| CN112640301B (zh) * | 2018-09-28 | 2022-03-29 | 杜比实验室特许公司 | 动态地调整压缩器的阈值的方法和设备 |
| FR3091078A1 (fr) * | 2018-12-21 | 2020-06-26 | Cabasse | Systeme d’adaptation de la reponse spectrale d’une enceinte acoustique et de commande de la dynamique d’une chaine haute fidelite |
| KR102277952B1 (ko) * | 2019-01-11 | 2021-07-19 | 브레인소프트주식회사 | 디제이 변환에 의한 주파수 추출 방법 |
| WO2020171049A1 (ja) * | 2019-02-19 | 2020-08-27 | 公立大学法人秋田県立大学 | 音響信号符号化方法、音響信号復号化方法、プログラム、符号化装置、音響システム、及び復号化装置 |
| EP4029144B1 (en) | 2019-09-13 | 2025-07-23 | Dolby Laboratories Licensing Corporation | Dynamic range compression with reduced artifacts |
| EP3840404B8 (en) * | 2019-12-19 | 2023-11-01 | Steelseries France | A method for audio rendering by an apparatus |
| US11153682B1 (en) | 2020-09-18 | 2021-10-19 | Cirrus Logic, Inc. | Micro-speaker audio power reproduction system and method with reduced energy use and thermal protection using micro-speaker electro-acoustic response and human hearing thresholds |
| US11159888B1 (en) | 2020-09-18 | 2021-10-26 | Cirrus Logic, Inc. | Transducer cooling by introduction of a cooling component in the transducer input signal |
| CN113821047A (zh) * | 2021-08-18 | 2021-12-21 | 杭州电子科技大学 | 一种基于单目视觉的无人机自主降落方法 |
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| GB1385493A (en) | 1971-11-19 | 1975-02-26 | Secr Defence | Speech communication system |
| US4208548A (en) | 1977-07-19 | 1980-06-17 | Orban Associates, Inc. | Apparatus and method for peak-limiting audio frequency signals |
| US4249042A (en) * | 1979-08-06 | 1981-02-03 | Orban Associates, Inc. | Multiband cross-coupled compressor with overshoot protection circuit |
| SU1223285A1 (ru) | 1984-02-16 | 1986-04-07 | Предприятие П/Я Р-6947 | Устройство дл сжати частотного диапазона звуковых сигналов |
| US5278912A (en) | 1991-06-28 | 1994-01-11 | Resound Corporation | Multiband programmable compression system |
| US5483600A (en) | 1994-02-14 | 1996-01-09 | Aphex Systems, Ltd. | Wave dependent compressor |
| US6097824A (en) | 1997-06-06 | 2000-08-01 | Audiologic, Incorporated | Continuous frequency dynamic range audio compressor |
| US6108431A (en) | 1996-05-01 | 2000-08-22 | Phonak Ag | Loudness limiter |
| US5832444A (en) * | 1996-09-10 | 1998-11-03 | Schmidt; Jon C. | Apparatus for dynamic range compression of an audio signal |
| US7309829B1 (en) | 1998-05-15 | 2007-12-18 | Ludwig Lester F | Layered signal processing for individual and group output of multi-channel electronic musical instruments |
| US6757395B1 (en) | 2000-01-12 | 2004-06-29 | Sonic Innovations, Inc. | Noise reduction apparatus and method |
| US6618486B2 (en) | 2000-05-03 | 2003-09-09 | Robert A. Orban | Controller for FM 412 multiplex power regulation |
| ATE318062T1 (de) | 2001-04-18 | 2006-03-15 | Gennum Corp | Mehrkanal hörgerät mit übertragungsmöglichkeiten zwischen den kanälen |
| CA2354755A1 (en) * | 2001-08-07 | 2003-02-07 | Dspfactory Ltd. | Sound intelligibilty enhancement using a psychoacoustic model and an oversampled filterbank |
| US7240001B2 (en) * | 2001-12-14 | 2007-07-03 | Microsoft Corporation | Quality improvement techniques in an audio encoder |
| US20030223597A1 (en) | 2002-05-29 | 2003-12-04 | Sunil Puria | Adapative noise compensation for dynamic signal enhancement |
| US7043423B2 (en) * | 2002-07-16 | 2006-05-09 | Dolby Laboratories Licensing Corporation | Low bit-rate audio coding systems and methods that use expanding quantizers with arithmetic coding |
| JP2004061617A (ja) * | 2002-07-25 | 2004-02-26 | Fujitsu Ltd | 受話音声処理装置 |
| US20050069155A1 (en) * | 2003-09-26 | 2005-03-31 | Gagon Paul R. | Audio pre-amp and mid-band compressor circuit |
| JP4185984B2 (ja) | 2003-11-04 | 2008-11-26 | 国立大学法人山梨大学 | 音信号の加工装置および加工方法 |
| JP2005175674A (ja) * | 2003-12-09 | 2005-06-30 | Nec Corp | 信号圧縮伸張装置および携帯通信端末装置 |
| US7254243B2 (en) * | 2004-08-10 | 2007-08-07 | Anthony Bongiovi | Processing of an audio signal for presentation in a high noise environment |
| BRPI0518278B1 (pt) | 2004-10-26 | 2018-04-24 | Dolby Laboratories Licensing Corporation | Método e aparelho para controlar uma característica de sonoridade particular de um sinal de áudio |
| US8199933B2 (en) | 2004-10-26 | 2012-06-12 | Dolby Laboratories Licensing Corporation | Calculating and adjusting the perceived loudness and/or the perceived spectral balance of an audio signal |
| PL2038879T3 (pl) * | 2006-06-30 | 2016-04-29 | Fraunhofer Ges Forschung | Koder audio i dekoder audio mające dynamicznie zmienną charakterystykę odkształcania |
| US8521314B2 (en) | 2006-11-01 | 2013-08-27 | Dolby Laboratories Licensing Corporation | Hierarchical control path with constraints for audio dynamics processing |
| ES2318715T3 (es) * | 2006-11-17 | 2009-05-01 | Akg Acoustics Gmbh | Compresor de audio. |
| BRPI0807703B1 (pt) | 2007-02-26 | 2020-09-24 | Dolby Laboratories Licensing Corporation | Método para aperfeiçoar a fala em áudio de entretenimento e meio de armazenamento não-transitório legível por computador |
| KR101163411B1 (ko) | 2007-03-19 | 2012-07-12 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 지각 모델을 사용한 스피치 개선 |
| US7742746B2 (en) * | 2007-04-30 | 2010-06-22 | Qualcomm Incorporated | Automatic volume and dynamic range adjustment for mobile audio devices |
| PL2165328T3 (pl) * | 2007-06-11 | 2018-06-29 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Kodowanie i dekodowanie sygnału audio zawierającego część impulsową i część stacjonarną |
| US20090253457A1 (en) | 2008-04-04 | 2009-10-08 | Apple Inc. | Audio signal processing for certification enhancement in a handheld wireless communications device |
| AU2009274456B2 (en) | 2008-04-18 | 2011-08-25 | Dolby Laboratories Licensing Corporation | Method and apparatus for maintaining speech audibility in multi-channel audio with minimal impact on surround experience |
| ES3032482T3 (en) * | 2008-07-11 | 2025-07-21 | Fraunhofer Ges Forschung | Audio decoder |
| CN102257728B (zh) | 2008-10-17 | 2014-11-26 | 夏普株式会社 | 音频信号调节设备及音频信号调节方法 |
| US20100215193A1 (en) | 2009-02-25 | 2010-08-26 | Conexant Systems, Inc. | Speaker Distortion Deduction System and Method |
| US9093968B2 (en) * | 2009-05-29 | 2015-07-28 | Sharp Kabushiki Kaisha | Sound reproducing apparatus, sound reproducing method, and recording medium |
| US8600076B2 (en) * | 2009-11-09 | 2013-12-03 | Neofidelity, Inc. | Multiband DRC system and method for controlling the same |
| CN105245195B (zh) * | 2010-03-18 | 2018-06-08 | 杜比实验室特许公司 | 用于具有音质保护的失真减少多频带压缩器的技术 |
| PL2381574T3 (pl) | 2010-04-22 | 2015-05-29 | Fraunhofer Ges Forschung | Urządzenie i sposób do modyfikacji wejściowego sygnału audio |
| US9130527B2 (en) * | 2010-08-18 | 2015-09-08 | Dolby Laboratories Licensing Corporation | Method and system for controlling distortion in a critical frequency band of an audio signal |
| EP2538555B1 (en) * | 2011-06-22 | 2019-09-11 | Nxp B.V. | Control of a loudspeaker output |
| WO2014179021A1 (en) * | 2013-04-29 | 2014-11-06 | Dolby Laboratories Licensing Corporation | Frequency band compression with dynamic thresholds |
-
2014
- 2014-04-14 WO PCT/US2014/034024 patent/WO2014179021A1/en not_active Ceased
- 2014-04-14 JP JP2016510698A patent/JP5969727B2/ja active Active
- 2014-04-14 CN CN201810153878.7A patent/CN108365827B/zh active Active
- 2014-04-14 EP EP14723282.1A patent/EP2992605B1/en active Active
- 2014-04-14 CN CN201480024349.7A patent/CN105164918B/zh active Active
- 2014-04-14 US US14/787,854 patent/US9762198B2/en active Active
-
2016
- 2016-07-07 JP JP2016134973A patent/JP6436934B2/ja active Active
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