JP6786592B2 - 帯域幅移行期間中の信号再使用 - Google Patents
帯域幅移行期間中の信号再使用 Download PDFInfo
- Publication number
- JP6786592B2 JP6786592B2 JP2018507710A JP2018507710A JP6786592B2 JP 6786592 B2 JP6786592 B2 JP 6786592B2 JP 2018507710 A JP2018507710 A JP 2018507710A JP 2018507710 A JP2018507710 A JP 2018507710A JP 6786592 B2 JP6786592 B2 JP 6786592B2
- Authority
- JP
- Japan
- Prior art keywords
- frame
- signal
- frequency band
- bandwidth
- audio data
- 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.)
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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
- G10L19/04—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
- G10L19/16—Vocoder architecture
- G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
-
- 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
- G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
-
- 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
- G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
- G10L19/07—Line spectrum pair [LSP] 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
- G10L19/04—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
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
- G10L19/087—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters using mixed excitation models, e.g. MELP, MBE, split band LPC or HVXC
-
- 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
- G10L19/16—Vocoder architecture
- G10L19/18—Vocoders using multiple modes
- G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Signal Processing (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Quality & Reliability (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201562206777P | 2015-08-18 | 2015-08-18 | |
| US62/206,777 | 2015-08-18 | ||
| US15/174,843 US9837094B2 (en) | 2015-08-18 | 2016-06-06 | Signal re-use during bandwidth transition period |
| US15/174,843 | 2016-06-06 | ||
| PCT/US2016/039396 WO2017030655A1 (en) | 2015-08-18 | 2016-06-24 | Signal re-use during bandwidth transition period |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2018528463A JP2018528463A (ja) | 2018-09-27 |
| JP2018528463A5 JP2018528463A5 (enExample) | 2019-07-11 |
| JP6786592B2 true JP6786592B2 (ja) | 2020-11-18 |
Family
ID=56507814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2018507710A Active JP6786592B2 (ja) | 2015-08-18 | 2016-06-24 | 帯域幅移行期間中の信号再使用 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US9837094B2 (enExample) |
| EP (1) | EP3338281A1 (enExample) |
| JP (1) | JP6786592B2 (enExample) |
| KR (2) | KR20180042253A (enExample) |
| CN (1) | CN107851439B (enExample) |
| AU (1) | AU2016307721B2 (enExample) |
| TW (1) | TWI630602B (enExample) |
| WO (1) | WO2017030655A1 (enExample) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2922056A1 (en) | 2014-03-19 | 2015-09-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus, method and corresponding computer program for generating an error concealment signal using power compensation |
| EP2922055A1 (en) * | 2014-03-19 | 2015-09-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus, method and corresponding computer program for generating an error concealment signal using individual replacement LPC representations for individual codebook information |
| EP2922054A1 (en) * | 2014-03-19 | 2015-09-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus, method and corresponding computer program for generating an error concealment signal using an adaptive noise estimation |
| WO2018108520A1 (en) * | 2016-12-16 | 2018-06-21 | Telefonaktiebolaget Lm Ericsson (Publ) | Methods, encoder and decoder for handling line spectral frequency coefficients |
| US10685630B2 (en) | 2018-06-08 | 2020-06-16 | Qualcomm Incorporated | Just-in time system bandwidth changes |
| US20200020342A1 (en) * | 2018-07-12 | 2020-01-16 | Qualcomm Incorporated | Error concealment for audio data using reference pools |
| CN111383643B (zh) * | 2018-12-28 | 2023-07-04 | 南京中感微电子有限公司 | 一种音频丢包隐藏方法、装置及蓝牙接收机 |
| CN110610713B (zh) * | 2019-08-28 | 2021-11-16 | 南京梧桐微电子科技有限公司 | 一种声码器余量谱幅度参数重构方法及系统 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6636829B1 (en) * | 1999-09-22 | 2003-10-21 | Mindspeed Technologies, Inc. | Speech communication system and method for handling lost frames |
| US6931292B1 (en) * | 2000-06-19 | 2005-08-16 | Jabra Corporation | Noise reduction method and apparatus |
| US20080249766A1 (en) | 2004-04-30 | 2008-10-09 | Matsushita Electric Industrial Co., Ltd. | Scalable Decoder And Expanded Layer Disappearance Hiding Method |
| CN101107650B (zh) * | 2005-01-14 | 2012-03-28 | 松下电器产业株式会社 | 语音切换装置及语音切换方法 |
| SG166095A1 (en) * | 2006-11-10 | 2010-11-29 | Panasonic Corp | Parameter decoding device, parameter encoding device, and parameter decoding method |
| CN100524462C (zh) * | 2007-09-15 | 2009-08-05 | 华为技术有限公司 | 对高带信号进行帧错误隐藏的方法及装置 |
| KR101073409B1 (ko) * | 2009-03-05 | 2011-10-17 | 주식회사 코아로직 | 디코딩 장치 및 디코딩 방법 |
| US8718804B2 (en) * | 2009-05-05 | 2014-05-06 | Huawei Technologies Co., Ltd. | System and method for correcting for lost data in a digital audio signal |
| BR112012012119A2 (pt) * | 2009-11-19 | 2021-01-05 | Telefonaktiebolaget Lm Ericsson (Publ) | Extensão de largura de banda de um sinal de áudio de banda baixa |
| EP2674942B1 (en) * | 2011-02-08 | 2017-10-25 | LG Electronics Inc. | Method and device for audio bandwidth extension |
| EP2897127B1 (en) * | 2012-09-13 | 2017-11-08 | LG Electronics Inc. | Frame loss recovering method, and audio decoding method and device using same |
| US9293143B2 (en) | 2013-12-11 | 2016-03-22 | Qualcomm Incorporated | Bandwidth extension mode selection |
-
2016
- 2016-06-06 US US15/174,843 patent/US9837094B2/en active Active
- 2016-06-24 WO PCT/US2016/039396 patent/WO2017030655A1/en not_active Ceased
- 2016-06-24 AU AU2016307721A patent/AU2016307721B2/en active Active
- 2016-06-24 JP JP2018507710A patent/JP6786592B2/ja active Active
- 2016-06-24 CN CN201680045516.5A patent/CN107851439B/zh active Active
- 2016-06-24 KR KR1020187004725A patent/KR20180042253A/ko not_active Ceased
- 2016-06-24 EP EP16741731.0A patent/EP3338281A1/en not_active Ceased
- 2016-06-24 KR KR1020247002611A patent/KR102778577B1/ko active Active
- 2016-08-17 TW TW105126215A patent/TWI630602B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| KR20240016448A (ko) | 2024-02-06 |
| TW201712671A (zh) | 2017-04-01 |
| CN107851439A (zh) | 2018-03-27 |
| JP2018528463A (ja) | 2018-09-27 |
| EP3338281A1 (en) | 2018-06-27 |
| KR20180042253A (ko) | 2018-04-25 |
| TWI630602B (zh) | 2018-07-21 |
| AU2016307721A1 (en) | 2018-02-01 |
| AU2016307721B2 (en) | 2021-09-23 |
| US20170053659A1 (en) | 2017-02-23 |
| WO2017030655A1 (en) | 2017-02-23 |
| KR102778577B1 (ko) | 2025-03-07 |
| US9837094B2 (en) | 2017-12-05 |
| CN107851439B (zh) | 2021-12-31 |
| BR112018003042A2 (pt) | 2018-10-09 |
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