KR102809293B1 - 다수의 고-대역 오디오 신호들의 인터-채널 인코딩 및 디코딩 - Google Patents
다수의 고-대역 오디오 신호들의 인터-채널 인코딩 및 디코딩 Download PDFInfo
- Publication number
- KR102809293B1 KR102809293B1 KR1020187022709A KR20187022709A KR102809293B1 KR 102809293 B1 KR102809293 B1 KR 102809293B1 KR 1020187022709 A KR1020187022709 A KR 1020187022709A KR 20187022709 A KR20187022709 A KR 20187022709A KR 102809293 B1 KR102809293 B1 KR 102809293B1
- Authority
- KR
- South Korea
- Prior art keywords
- signal
- band
- gain
- audio signal
- parameters
- 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.)
- Active
Links
Classifications
-
- 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
-
- 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
- G10L19/04—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 predictive techniques
-
- 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
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
- G10L21/0388—Details of processing therefor
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Mathematical Physics (AREA)
- Quality & Reliability (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Stereophonic System (AREA)
- Transmitters (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201662294953P | 2016-02-12 | 2016-02-12 | |
| US62/294,953 | 2016-02-12 | ||
| US15/430,258 | 2017-02-10 | ||
| US15/430,258 US10109284B2 (en) | 2016-02-12 | 2017-02-10 | Inter-channel encoding and decoding of multiple high-band audio signals |
| PCT/US2017/017572 WO2017139714A1 (en) | 2016-02-12 | 2017-02-11 | Inter-channel encoding and decoding of multiple high-band audio signals |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20180112786A KR20180112786A (ko) | 2018-10-12 |
| KR102809293B1 true KR102809293B1 (ko) | 2025-05-16 |
Family
ID=59559752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020187022709A Active KR102809293B1 (ko) | 2016-02-12 | 2017-02-11 | 다수의 고-대역 오디오 신호들의 인터-채널 인코딩 및 디코딩 |
Country Status (9)
| Country | Link |
|---|---|
| US (4) | US10109284B2 (https=) |
| EP (2) | EP3859733B1 (https=) |
| JP (1) | JP6833862B2 (https=) |
| KR (1) | KR102809293B1 (https=) |
| CN (2) | CN117219097A (https=) |
| AU (1) | AU2017218122B2 (https=) |
| ES (1) | ES2871859T3 (https=) |
| TW (1) | TWI669707B (https=) |
| WO (1) | WO2017139714A1 (https=) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9407989B1 (en) | 2015-06-30 | 2016-08-02 | Arthur Woodrow | Closed audio circuit |
| US10109284B2 (en) | 2016-02-12 | 2018-10-23 | Qualcomm Incorporated | Inter-channel encoding and decoding of multiple high-band audio signals |
| US10553222B2 (en) | 2017-03-09 | 2020-02-04 | Qualcomm Incorporated | Inter-channel bandwidth extension spectral mapping and adjustment |
| US9860644B1 (en) | 2017-04-05 | 2018-01-02 | Sonos, Inc. | Limiter for bass enhancement |
| US10573326B2 (en) * | 2017-04-05 | 2020-02-25 | Qualcomm Incorporated | Inter-channel bandwidth extension |
| US10825467B2 (en) * | 2017-04-21 | 2020-11-03 | Qualcomm Incorporated | Non-harmonic speech detection and bandwidth extension in a multi-source environment |
| CN117133297A (zh) | 2017-08-10 | 2023-11-28 | 华为技术有限公司 | 时域立体声参数的编码方法和相关产品 |
| US10734001B2 (en) * | 2017-10-05 | 2020-08-04 | Qualcomm Incorporated | Encoding or decoding of audio signals |
| WO2020146867A1 (en) * | 2019-01-13 | 2020-07-16 | Huawei Technologies Co., Ltd. | High resolution audio coding |
| US10587439B1 (en) | 2019-04-12 | 2020-03-10 | Rovi Guides, Inc. | Systems and methods for modifying modulated signals for transmission |
| US10932122B1 (en) * | 2019-06-07 | 2021-02-23 | Sprint Communications Company L.P. | User equipment beam effectiveness |
| CN112923957B (zh) * | 2019-12-06 | 2022-05-20 | 合肥欣奕华智能机器股份有限公司 | 伺服驱动器与编码器的信号处理方法及装置 |
| CN113571073A (zh) * | 2020-04-28 | 2021-10-29 | 华为技术有限公司 | 一种线性预测编码参数的编码方法和编码装置 |
| US12482481B2 (en) * | 2020-11-05 | 2025-11-25 | Ntt, Inc. | Sound signal high frequency compensation method, sound signal post processing method, sound signal decode method, apparatus thereof, program, and storage medium |
| US12293767B2 (en) * | 2020-11-05 | 2025-05-06 | Nippon Telegraph And Telephone Corporation | Sound signal high frequency compensation method, sound signal post processing method, sound signal decode method, apparatus thereof, program, and storage medium |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100010811A1 (en) | 2006-08-04 | 2010-01-14 | Panasonic Corporation | Stereo audio encoding device, stereo audio decoding device, and method thereof |
| US20150081286A1 (en) | 2008-10-13 | 2015-03-19 | Electronics And Telecommunications Research Institute | Lpc residual signal encoding/decoding apparatus of modified discrete cosine transform (mdct)-based unified voice/audio encoding device |
Family Cites Families (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU7486200A (en) * | 1999-09-22 | 2001-04-24 | Conexant Systems, Inc. | Multimode speech encoder |
| CA2388352A1 (en) * | 2002-05-31 | 2003-11-30 | Voiceage Corporation | A method and device for frequency-selective pitch enhancement of synthesized speed |
| US20050004793A1 (en) * | 2003-07-03 | 2005-01-06 | Pasi Ojala | Signal adaptation for higher band coding in a codec utilizing band split coding |
| JP4495209B2 (ja) * | 2004-03-12 | 2010-06-30 | ノキア コーポレイション | 符号化済みマルチチャンネルオーディオ信号に基づくモノオーディオ信号の合成 |
| DE602005025875D1 (de) * | 2004-07-02 | 2011-02-24 | Nippon Telegraph & Telephone | Mehrkanaliges signalcodierungsverfahren, decodierungsverfahren, einrichtung dafür, programm und aufzeichnungsmedien dafür |
| EP1768107B1 (en) * | 2004-07-02 | 2016-03-09 | Panasonic Intellectual Property Corporation of America | Audio signal decoding device |
| CN101283254B (zh) * | 2005-10-05 | 2011-07-06 | Lg电子株式会社 | 信号处理的方法和装置以及编码和解码方法及其装置 |
| EP1949368A4 (en) * | 2005-10-05 | 2009-05-27 | Lg Electronics Inc | METHOD AND APPARATUS FOR SIGNAL PROCESSING AND CODING AND DECODING METHOD AND APPARATUS THEREOF |
| JPWO2008018464A1 (ja) | 2006-08-08 | 2009-12-24 | パナソニック株式会社 | 音声符号化装置および音声符号化方法 |
| KR101428487B1 (ko) * | 2008-07-11 | 2014-08-08 | 삼성전자주식회사 | 멀티 채널 부호화 및 복호화 방법 및 장치 |
| US9245529B2 (en) * | 2009-06-18 | 2016-01-26 | Texas Instruments Incorporated | Adaptive encoding of a digital signal with one or more missing values |
| WO2011048094A1 (en) | 2009-10-20 | 2011-04-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Multi-mode audio codec and celp coding adapted therefore |
| CN105225669B (zh) | 2011-03-04 | 2018-12-21 | 瑞典爱立信有限公司 | 音频编码中的后量化增益校正 |
| US9887061B2 (en) | 2012-09-12 | 2018-02-06 | Shimadzu Corporation | X-ray tube device and method for using X-ray tube device |
| US9741350B2 (en) * | 2013-02-08 | 2017-08-22 | Qualcomm Incorporated | Systems and methods of performing gain control |
| KR20190134821A (ko) * | 2013-04-05 | 2019-12-04 | 돌비 인터네셔널 에이비 | 스테레오 오디오 인코더 및 디코더 |
| EP2989631A4 (en) * | 2013-04-26 | 2016-12-21 | Nokia Technologies Oy | AUDIO SIGNAL ENCODER |
| CN104299615B (zh) * | 2013-07-16 | 2017-11-17 | 华为技术有限公司 | 一种声道间电平差处理方法及装置 |
| CN107818789B (zh) | 2013-07-16 | 2020-11-17 | 华为技术有限公司 | 解码方法和解码装置 |
| US9620134B2 (en) * | 2013-10-10 | 2017-04-11 | Qualcomm Incorporated | Gain shape estimation for improved tracking of high-band temporal characteristics |
| US20150149157A1 (en) | 2013-11-22 | 2015-05-28 | Qualcomm Incorporated | Frequency domain gain shape estimation |
| US9984699B2 (en) * | 2014-06-26 | 2018-05-29 | Qualcomm Incorporated | High-band signal coding using mismatched frequency ranges |
| US9583115B2 (en) * | 2014-06-26 | 2017-02-28 | Qualcomm Incorporated | Temporal gain adjustment based on high-band signal characteristic |
| US10109284B2 (en) | 2016-02-12 | 2018-10-23 | Qualcomm Incorporated | Inter-channel encoding and decoding of multiple high-band audio signals |
| US10157621B2 (en) * | 2016-03-18 | 2018-12-18 | Qualcomm Incorporated | Audio signal decoding |
| US10217467B2 (en) * | 2016-06-20 | 2019-02-26 | Qualcomm Incorporated | Encoding and decoding of interchannel phase differences between audio signals |
| US10553222B2 (en) * | 2017-03-09 | 2020-02-04 | Qualcomm Incorporated | Inter-channel bandwidth extension spectral mapping and adjustment |
-
2017
- 2017-02-10 US US15/430,258 patent/US10109284B2/en active Active
- 2017-02-11 EP EP21164997.5A patent/EP3859733B1/en active Active
- 2017-02-11 JP JP2018541299A patent/JP6833862B2/ja active Active
- 2017-02-11 CN CN202311332191.7A patent/CN117219097A/zh active Pending
- 2017-02-11 EP EP17706651.1A patent/EP3414761B1/en active Active
- 2017-02-11 CN CN201780010217.2A patent/CN108780650B/zh active Active
- 2017-02-11 AU AU2017218122A patent/AU2017218122B2/en active Active
- 2017-02-11 WO PCT/US2017/017572 patent/WO2017139714A1/en not_active Ceased
- 2017-02-11 ES ES17706651T patent/ES2871859T3/es active Active
- 2017-02-11 KR KR1020187022709A patent/KR102809293B1/ko active Active
- 2017-02-13 TW TW106104661A patent/TWI669707B/zh active
-
2018
- 2018-09-11 US US16/128,296 patent/US10395662B2/en active Active
-
2019
- 2019-06-26 US US16/452,912 patent/US11087771B2/en active Active
-
2021
- 2021-03-01 US US17/188,262 patent/US11538484B2/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100010811A1 (en) | 2006-08-04 | 2010-01-14 | Panasonic Corporation | Stereo audio encoding device, stereo audio decoding device, and method thereof |
| US20150081286A1 (en) | 2008-10-13 | 2015-03-19 | Electronics And Telecommunications Research Institute | Lpc residual signal encoding/decoding apparatus of modified discrete cosine transform (mdct)-based unified voice/audio encoding device |
Non-Patent Citations (1)
| Title |
|---|
| 7 kHz audio-coding within 64 kbit/s: New Annex D with stereo embedded extension. ITU-T DRAFT Study Period 2009-2012. 2012.05.08.* |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20180112786A (ko) | 2018-10-12 |
| EP3859733A1 (en) | 2021-08-04 |
| US20210183398A1 (en) | 2021-06-17 |
| JP6833862B2 (ja) | 2021-02-24 |
| CN108780650A (zh) | 2018-11-09 |
| US20190013030A1 (en) | 2019-01-10 |
| EP3859733B1 (en) | 2025-12-10 |
| EP3414761A1 (en) | 2018-12-19 |
| US11538484B2 (en) | 2022-12-27 |
| ES2871859T3 (es) | 2021-11-02 |
| US10109284B2 (en) | 2018-10-23 |
| AU2017218122B2 (en) | 2019-11-07 |
| US20170236522A1 (en) | 2017-08-17 |
| US11087771B2 (en) | 2021-08-10 |
| US20190318750A1 (en) | 2019-10-17 |
| EP3859733C0 (en) | 2025-12-10 |
| WO2017139714A1 (en) | 2017-08-17 |
| CN108780650B (zh) | 2023-09-29 |
| TW201732783A (zh) | 2017-09-16 |
| BR112018016344A2 (pt) | 2018-12-18 |
| EP3414761B1 (en) | 2021-04-21 |
| CN117219097A (zh) | 2023-12-12 |
| TWI669707B (zh) | 2019-08-21 |
| AU2017218122A1 (en) | 2018-07-26 |
| JP2019508737A (ja) | 2019-03-28 |
| US10395662B2 (en) | 2019-08-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11538484B2 (en) | Inter-channel encoding and decoding of multiple high-band audio signals | |
| JP7124170B2 (ja) | セカンダリチャンネルを符号化するためにプライマリチャンネルのコーディングパラメータを使用するステレオ音声信号を符号化するための方法およびシステム | |
| US10714100B2 (en) | Audio signal decoding | |
| CA2925573C (en) | Estimation of mixing factors to generate high-band excitation signal | |
| JP6338783B2 (ja) | 利得成形回路のためのスケーリング | |
| AU2018256414A1 (en) | Non-harmonic speech detection and bandwidth extension in a multi-source environment | |
| US20200066283A1 (en) | Inter-channel bandwidth extension spectral mapping and adjustment | |
| BR112018016344B1 (pt) | Dispositivo, método de comunicação e memória legível por computador |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PA0105 | International application |
Patent event date: 20180807 Patent event code: PA01051R01D Comment text: International Patent Application |
|
| PG1501 | Laying open of application | ||
| A201 | Request for examination | ||
| PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20220126 Comment text: Request for Examination of Application |
|
| PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20240625 Patent event code: PE09021S01D |
|
| E701 | Decision to grant or registration of patent right | ||
| PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20250218 |
|
| GRNT | Written decision to grant | ||
| PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20250514 Patent event code: PR07011E01D |
|
| PR1002 | Payment of registration fee |
Payment date: 20250514 End annual number: 3 Start annual number: 1 |
|
| PG1601 | Publication of registration |