KR102761057B1 - 파라메트릭 오디오 디코딩 - Google Patents
파라메트릭 오디오 디코딩 Download PDFInfo
- Publication number
- KR102761057B1 KR102761057B1 KR1020237006383A KR20237006383A KR102761057B1 KR 102761057 B1 KR102761057 B1 KR 102761057B1 KR 1020237006383 A KR1020237006383 A KR 1020237006383A KR 20237006383 A KR20237006383 A KR 20237006383A KR 102761057 B1 KR102761057 B1 KR 102761057B1
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
- H04S1/007—Two-channel systems in which the audio signals are in digital form
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/0204—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders using subband decomposition
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/03—Application of parametric coding in stereophonic audio systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/07—Synergistic effects of band splitting and sub-band processing
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Mathematical Physics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201662407843P | 2016-10-13 | 2016-10-13 | |
| US62/407,843 | 2016-10-13 | ||
| US15/708,717 | 2017-09-19 | ||
| US15/708,717 US10362423B2 (en) | 2016-10-13 | 2017-09-19 | Parametric audio decoding |
| KR1020197009987A KR102503904B1 (ko) | 2016-10-13 | 2017-09-20 | 파라메트릭 오디오 디코딩 |
| PCT/US2017/052554 WO2018071150A1 (en) | 2016-10-13 | 2017-09-20 | Parametric audio decoding |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020197009987A Division KR102503904B1 (ko) | 2016-10-13 | 2017-09-20 | 파라메트릭 오디오 디코딩 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20230030055A KR20230030055A (ko) | 2023-03-03 |
| KR102761057B1 true KR102761057B1 (ko) | 2025-01-31 |
Family
ID=61902837
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020237006383A Active KR102761057B1 (ko) | 2016-10-13 | 2017-09-20 | 파라메트릭 오디오 디코딩 |
| KR1020197009987A Active KR102503904B1 (ko) | 2016-10-13 | 2017-09-20 | 파라메트릭 오디오 디코딩 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020197009987A Active KR102503904B1 (ko) | 2016-10-13 | 2017-09-20 | 파라메트릭 오디오 디코딩 |
Country Status (9)
| Country | Link |
|---|---|
| US (5) | US10362423B2 (cg-RX-API-DMAC7.html) |
| EP (1) | EP3526791B1 (cg-RX-API-DMAC7.html) |
| JP (1) | JP6987856B2 (cg-RX-API-DMAC7.html) |
| KR (2) | KR102761057B1 (cg-RX-API-DMAC7.html) |
| CN (2) | CN109804430B (cg-RX-API-DMAC7.html) |
| AU (1) | AU2017342737B2 (cg-RX-API-DMAC7.html) |
| ES (1) | ES2846281T3 (cg-RX-API-DMAC7.html) |
| TW (1) | TWI763717B (cg-RX-API-DMAC7.html) |
| WO (1) | WO2018071150A1 (cg-RX-API-DMAC7.html) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE48462E1 (en) * | 2009-07-29 | 2021-03-09 | Northwestern University | Systems, methods, and apparatus for equalization preference learning |
| US10362423B2 (en) | 2016-10-13 | 2019-07-23 | Qualcomm Incorporated | Parametric audio decoding |
| US11514921B2 (en) * | 2019-09-26 | 2022-11-29 | Apple Inc. | Audio return channel data loopback |
| WO2022051076A1 (en) * | 2020-09-01 | 2022-03-10 | Sterling Labs Llc. | Dynamically changing audio properties |
| WO2023031498A1 (en) * | 2021-08-30 | 2023-03-09 | Nokia Technologies Oy | Silence descriptor using spatial parameters |
| CN115277592B (zh) * | 2022-07-20 | 2023-04-11 | 哈尔滨市科佳通用机电股份有限公司 | 一种机车信号设备在信号切换时的解码方法 |
| CN119580735B (zh) * | 2025-02-06 | 2025-04-25 | 泉州市二谷电子科技有限公司 | 一种数控系统的远程语音控制方法及系统 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090198356A1 (en) | 2008-02-04 | 2009-08-06 | Creative Technology Ltd | Primary-Ambient Decomposition of Stereo Audio Signals Using a Complex Similarity Index |
| WO2011107951A1 (en) | 2010-03-02 | 2011-09-09 | Nokia Corporation | Method and apparatus for upmixing a two-channel audio signal |
| US20150213806A1 (en) * | 2012-10-05 | 2015-07-30 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Encoder, decoder and methods for backward compatible multi-resolution spatial-audio-object-coding |
| US20160035361A1 (en) | 2009-01-28 | 2016-02-04 | Dolby International Ab | Harmonic Transposition in an Audio Coding Method and System |
| US20160189723A1 (en) | 2004-03-01 | 2016-06-30 | Dolby Laboratories Licensing Corporation | Reconstructing Audio Signals With Multiple Decorrelation Techniques |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7583805B2 (en) * | 2004-02-12 | 2009-09-01 | Agere Systems Inc. | Late reverberation-based synthesis of auditory scenes |
| WO2004080125A1 (en) * | 2003-03-04 | 2004-09-16 | Nokia Corporation | Support of a multichannel audio extension |
| EP1817767B1 (en) * | 2004-11-30 | 2015-11-11 | Agere Systems Inc. | Parametric coding of spatial audio with object-based side information |
| US7983922B2 (en) * | 2005-04-15 | 2011-07-19 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for generating multi-channel synthesizer control signal and apparatus and method for multi-channel synthesizing |
| US8379868B2 (en) * | 2006-05-17 | 2013-02-19 | Creative Technology Ltd | Spatial audio coding based on universal spatial cues |
| TWI520128B (zh) * | 2008-10-08 | 2016-02-01 | 弗勞恩霍夫爾協會 | 多解析度切換音訊編碼／解碼方案（一） |
| US8457975B2 (en) * | 2009-01-28 | 2013-06-04 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Audio decoder, audio encoder, methods for decoding and encoding an audio signal and computer program |
| CN102157149B (zh) * | 2010-02-12 | 2012-08-08 | 华为技术有限公司 | 立体声信号下混方法、编解码装置和编解码系统 |
| ES2555579T3 (es) * | 2012-04-05 | 2016-01-05 | Huawei Technologies Co., Ltd | Codificador de audio multicanal y método para codificar una señal de audio multicanal |
| EP2720222A1 (en) | 2012-10-10 | 2014-04-16 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for efficient synthesis of sinusoids and sweeps by employing spectral patterns |
| US9601125B2 (en) * | 2013-02-08 | 2017-03-21 | Qualcomm Incorporated | Systems and methods of performing noise modulation and gain adjustment |
| RU2645271C2 (ru) | 2013-04-05 | 2018-02-19 | Долби Интернэшнл Аб | Стереофонический кодер и декодер аудиосигналов |
| US8804971B1 (en) * | 2013-04-30 | 2014-08-12 | Dolby International Ab | Hybrid encoding of higher frequency and downmixed low frequency content of multichannel audio |
| EP2838086A1 (en) * | 2013-07-22 | 2015-02-18 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | In an reduction of comb filter artifacts in multi-channel downmix with adaptive phase alignment |
| EP2830061A1 (en) * | 2013-07-22 | 2015-01-28 | Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding and decoding an encoded audio signal using temporal noise/patch shaping |
| US9154782B2 (en) * | 2013-09-16 | 2015-10-06 | Magnum Semiconductor, Inc. | Apparatuses and methods for adjusting coefficients using dead zones |
| US9293143B2 (en) | 2013-12-11 | 2016-03-22 | Qualcomm Incorporated | Bandwidth extension mode selection |
| US10163447B2 (en) * | 2013-12-16 | 2018-12-25 | Qualcomm Incorporated | High-band signal modeling |
| US9685164B2 (en) * | 2014-03-31 | 2017-06-20 | Qualcomm Incorporated | Systems and methods of switching coding technologies at a device |
| US9583115B2 (en) * | 2014-06-26 | 2017-02-28 | Qualcomm Incorporated | Temporal gain adjustment based on high-band signal characteristic |
| US10049684B2 (en) * | 2015-04-05 | 2018-08-14 | Qualcomm Incorporated | Audio bandwidth selection |
| US10362423B2 (en) | 2016-10-13 | 2019-07-23 | Qualcomm Incorporated | Parametric audio decoding |
-
2017
- 2017-09-19 US US15/708,717 patent/US10362423B2/en active Active
- 2017-09-20 WO PCT/US2017/052554 patent/WO2018071150A1/en not_active Ceased
- 2017-09-20 ES ES17778087T patent/ES2846281T3/es active Active
- 2017-09-20 AU AU2017342737A patent/AU2017342737B2/en active Active
- 2017-09-20 CN CN201780062070.1A patent/CN109804430B/zh active Active
- 2017-09-20 KR KR1020237006383A patent/KR102761057B1/ko active Active
- 2017-09-20 KR KR1020197009987A patent/KR102503904B1/ko active Active
- 2017-09-20 CN CN202310511508.7A patent/CN116453528B/zh active Active
- 2017-09-20 JP JP2019519412A patent/JP6987856B2/ja not_active Expired - Fee Related
- 2017-09-20 EP EP17778087.1A patent/EP3526791B1/en active Active
- 2017-09-25 TW TW106132782A patent/TWI763717B/zh active
-
2019
- 2019-06-11 US US16/437,518 patent/US10757521B2/en active Active
-
2020
- 2020-07-02 US US16/919,483 patent/US11102600B2/en active Active
-
2021
- 2021-08-23 US US17/409,749 patent/US11716584B2/en active Active
-
2023
- 2023-06-15 US US18/210,632 patent/US12022274B2/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160189723A1 (en) | 2004-03-01 | 2016-06-30 | Dolby Laboratories Licensing Corporation | Reconstructing Audio Signals With Multiple Decorrelation Techniques |
| US20090198356A1 (en) | 2008-02-04 | 2009-08-06 | Creative Technology Ltd | Primary-Ambient Decomposition of Stereo Audio Signals Using a Complex Similarity Index |
| US20160035361A1 (en) | 2009-01-28 | 2016-02-04 | Dolby International Ab | Harmonic Transposition in an Audio Coding Method and System |
| WO2011107951A1 (en) | 2010-03-02 | 2011-09-09 | Nokia Corporation | Method and apparatus for upmixing a two-channel audio signal |
| US20150213806A1 (en) * | 2012-10-05 | 2015-07-30 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Encoder, decoder and methods for backward compatible multi-resolution spatial-audio-object-coding |
Non-Patent Citations (4)
| Title |
|---|
| HERRE, Jurgen, et al. MPEG-H 3D audio - the new standard for coding of immersive spatial audio. IEEE Journal of Selected Topics in Signal Processing, 2015.08 |
| ISO/IEC DIS 23008-3. Information technology - High efficiency coding and media delivery in heterogeneous environments - Part 3: 3D audio. ISO/IEC JTC 1/SC 29/WG 11. 2014.08.05. |
| Jonas Engdegard, et al. Spatial audio object coding (SAOC) - The upcoming MPEG standard on parametric object based audio coding. Audio Engineering Society Convention 124. 2008.05.20.* |
| Jurgen Herre, et al. MPEG Surround - The ISO/MPEG Standard for Efficient and Compatible Multi-ChannelAudio Coding. Audio Engineering Society Convention 122, 2007.05.08., Vol.56,No.11, pp.1-23. |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018071150A1 (en) | 2018-04-19 |
| US10757521B2 (en) | 2020-08-25 |
| KR102503904B1 (ko) | 2023-02-24 |
| CN116453528B (zh) | 2026-03-03 |
| CN109804430B (zh) | 2023-05-12 |
| ES2846281T3 (es) | 2021-07-28 |
| US20190297444A1 (en) | 2019-09-26 |
| US11716584B2 (en) | 2023-08-01 |
| EP3526791B1 (en) | 2020-10-21 |
| US12022274B2 (en) | 2024-06-25 |
| US20210385601A1 (en) | 2021-12-09 |
| US10362423B2 (en) | 2019-07-23 |
| AU2017342737B2 (en) | 2022-01-20 |
| EP3526791A1 (en) | 2019-08-21 |
| TWI763717B (zh) | 2022-05-11 |
| JP2019535207A (ja) | 2019-12-05 |
| BR112019007240A2 (pt) | 2019-07-02 |
| CN116453528A (zh) | 2023-07-18 |
| US20240031755A1 (en) | 2024-01-25 |
| KR20190064584A (ko) | 2019-06-10 |
| KR20230030055A (ko) | 2023-03-03 |
| CN109804430A (zh) | 2019-05-24 |
| AU2017342737A1 (en) | 2019-03-28 |
| US20180109896A1 (en) | 2018-04-19 |
| JP6987856B2 (ja) | 2022-01-05 |
| US20200336853A1 (en) | 2020-10-22 |
| TW201816775A (zh) | 2018-05-01 |
| US11102600B2 (en) | 2021-08-24 |
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