SG11202108537YA - Decoder and decoding method for lc3 concealment including full frame loss concealment and partial frame loss concealment - Google Patents
Decoder and decoding method for lc3 concealment including full frame loss concealment and partial frame loss concealmentInfo
- Publication number
- SG11202108537YA SG11202108537YA SG11202108537YA SG11202108537YA SG11202108537YA SG 11202108537Y A SG11202108537Y A SG 11202108537YA SG 11202108537Y A SG11202108537Y A SG 11202108537YA SG 11202108537Y A SG11202108537Y A SG 11202108537YA SG 11202108537Y A SG11202108537Y A SG 11202108537YA
- Authority
- SG
- Singapore
- Prior art keywords
- concealment
- frame loss
- loss concealment
- decoder
- decoding method
- Prior art date
Links
Classifications
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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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- 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
- G10L19/032—Quantisation or dequantisation of spectral components
- G10L19/035—Scalar quantisation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0041—Arrangements at the transmitter end
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- 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
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- G—PHYSICS
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- 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
- G10L19/0212—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 orthogonal transformation
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- G—PHYSICS
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- 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
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- 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
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- 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
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- 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
- G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
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- G—PHYSICS
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- 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
- G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
- G10L21/0324—Details of processing therefor
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- H—ELECTRICITY
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- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
- H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
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- H—ELECTRICITY
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- H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
- H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
- H03M13/13—Linear codes
- H03M13/15—Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes
- H03M13/151—Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes using error location or error correction polynomials
- H03M13/1515—Reed-Solomon codes
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- H04B17/00—Monitoring; Testing
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- H—ELECTRICITY
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
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- H—ELECTRICITY
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- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0032—Without explicit signalling
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- H—ELECTRICITY
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- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0041—Arrangements at the transmitter end
- H04L1/0042—Encoding specially adapted to other signal generation operation, e.g. in order to reduce transmit distortions, jitter, or to improve signal shape
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- H—ELECTRICITY
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- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0045—Arrangements at the receiver end
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- H—ELECTRICITY
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- H04L1/00—Arrangements for detecting or preventing errors in the information received
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- H04L1/0045—Arrangements at the receiver end
- H04L1/0046—Code rate detection or code type detection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0045—Arrangements at the receiver end
- H04L1/0047—Decoding adapted to other signal detection operation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0057—Block codes
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0078—Avoidance of errors by organising the transmitted data in a format specifically designed to deal with errors, e.g. location
- H04L1/0083—Formatting with frames or packets; Protocol or part of protocol for error control
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- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0078—Avoidance of errors by organising the transmitted data in a format specifically designed to deal with errors, e.g. location
- H04L1/0084—Formats for payload data
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- G—PHYSICS
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- 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
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- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
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- H04L1/08—Arrangements for detecting or preventing errors in the information received by repeating transmission, e.g. Verdan system
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Quality & Reliability (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Probability & Statistics with Applications (AREA)
- Pure & Applied Mathematics (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Error Detection And Correction (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Electrophonic Musical Instruments (AREA)
- Alarm Systems (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Color Television Systems (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP19156997.9A EP3697005A1 (fr) | 2019-02-13 | 2019-02-13 | Codage de canaux multimode avec sequence de coloration spécifique au mode |
EP19157047 | 2019-02-13 | ||
EP19157036 | 2019-02-13 | ||
EP19157042 | 2019-02-13 | ||
PCT/EP2019/065172 WO2020164751A1 (fr) | 2019-02-13 | 2019-06-11 | Décodeur et procédé de décodage pour masquage lc3 comprenant un masquage de perte de trame complète et un masquage de perte de trame partielle |
PCT/EP2019/065209 WO2020164753A1 (fr) | 2019-02-13 | 2019-06-11 | Décodeur et procédé de décodage sélectionnant un mode de dissimulation d'erreur, et encodeur et procédé d'encodage |
PCT/EP2019/065205 WO2020164752A1 (fr) | 2019-02-13 | 2019-06-11 | Processeur d'émetteur audio, processeur de récepteur audio et procédés et programmes informatiques associés |
PCT/EP2020/053620 WO2020165265A1 (fr) | 2019-02-13 | 2020-02-12 | Décodeur et procédé de décodage pour masquage lc3 comprenant un masquage de perte de trame complète et un masquage de perte de trame partielle |
Publications (1)
Publication Number | Publication Date |
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SG11202108537YA true SG11202108537YA (en) | 2021-09-29 |
Family
ID=66776368
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG11202108537YA SG11202108537YA (en) | 2019-02-13 | 2020-02-12 | Decoder and decoding method for lc3 concealment including full frame loss concealment and partial frame loss concealment |
SG11202108673QA SG11202108673QA (en) | 2019-02-13 | 2020-02-12 | Audio transmitter processor, audio receiver processor and related methods and computer programs |
SG11202108672XA SG11202108672XA (en) | 2019-02-13 | 2020-02-12 | Decoder and decoding method selecting an error concealment mode, and encoder and encoding method |
SG11202108674TA SG11202108674TA (en) | 2019-02-13 | 2020-02-12 | Multi-mode channel coding with mode specific coloration sequences |
Family Applications After (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG11202108673QA SG11202108673QA (en) | 2019-02-13 | 2020-02-12 | Audio transmitter processor, audio receiver processor and related methods and computer programs |
SG11202108672XA SG11202108672XA (en) | 2019-02-13 | 2020-02-12 | Decoder and decoding method selecting an error concealment mode, and encoder and encoding method |
SG11202108674TA SG11202108674TA (en) | 2019-02-13 | 2020-02-12 | Multi-mode channel coding with mode specific coloration sequences |
Country Status (13)
Country | Link |
---|---|
US (6) | US20210366498A1 (fr) |
EP (7) | EP4239924A3 (fr) |
JP (7) | JP7472154B2 (fr) |
KR (7) | KR102640740B1 (fr) |
CN (4) | CN113491080B (fr) |
AU (8) | AU2020220383C1 (fr) |
BR (4) | BR112021015608A2 (fr) |
CA (7) | CA3128781A1 (fr) |
MX (4) | MX2021009733A (fr) |
SG (4) | SG11202108537YA (fr) |
TW (4) | TWI785309B (fr) |
WO (3) | WO2020164751A1 (fr) |
ZA (4) | ZA202105719B (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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US10990919B2 (en) | 2017-03-27 | 2021-04-27 | Clearpath Robotics Inc. | Systems and methods for autonomous lineside parts delivery to an assembly line process |
CN112151044B (zh) * | 2020-09-23 | 2024-06-11 | 北京百瑞互联技术股份有限公司 | 在lc3音频编码器中自动调节蓝牙播放设备频响曲线的方法、装置及存储介质 |
CN112735446B (zh) * | 2020-12-30 | 2022-05-17 | 北京百瑞互联技术有限公司 | 在lc3音频码流中添加额外信息的方法、系统及介质 |
US12014068B2 (en) * | 2021-04-27 | 2024-06-18 | Microchip Technology Inc. | System and method for double data rate (DDR) chip-kill recovery |
CN112992160B (zh) * | 2021-05-08 | 2021-07-27 | 北京百瑞互联技术有限公司 | 一种音频错误隐藏方法及装置 |
US11934696B2 (en) | 2021-05-18 | 2024-03-19 | Microchip Technology Inc. | Machine learning assisted quality of service (QoS) for solid state drives |
US20230326473A1 (en) * | 2022-04-08 | 2023-10-12 | Digital Voice Systems, Inc. | Tone Frame Detector for Digital Speech |
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DE69126565T2 (de) * | 1990-04-17 | 1998-01-02 | Matsushita Electric Ind Co Ltd | Verfahren zur Übertragung von Kodes mit variabler Länge |
JP2998254B2 (ja) * | 1990-04-17 | 2000-01-11 | 松下電器産業株式会社 | 可変長符号化データの伝送方法 |
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JP2746033B2 (ja) | 1992-12-24 | 1998-04-28 | 日本電気株式会社 | 音声復号化装置 |
JP3171973B2 (ja) * | 1993-01-07 | 2001-06-04 | 株式会社東芝 | 音声符号化の誤り制御方法 |
JP3328093B2 (ja) | 1994-07-12 | 2002-09-24 | 三菱電機株式会社 | エラー訂正装置 |
US6104754A (en) | 1995-03-15 | 2000-08-15 | Kabushiki Kaisha Toshiba | Moving picture coding and/or decoding systems, and variable-length coding and/or decoding system |
EP1802135A3 (fr) * | 1995-03-15 | 2008-11-12 | Kabushiki Kaisha Toshiba | Systèmes de codage et/ou de décodage d'images mobiles |
JP2003289539A (ja) * | 1995-03-15 | 2003-10-10 | Toshiba Corp | 動画像符号化装置および方法 |
KR100551001B1 (ko) * | 1995-09-22 | 2006-07-06 | 퍼시픽 커뮤니케이션 싸이언스 인코포레이티드 | 복수의코드율을갖는셀룰러통신시스템에서송신성능을개선하기위한방법및시스템 |
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GB2311699B (en) * | 1996-03-29 | 2000-09-20 | Nokia Mobile Phones Ltd | Method and apparatus for digital communication |
JP3583551B2 (ja) * | 1996-07-01 | 2004-11-04 | 松下電器産業株式会社 | 誤り補償装置 |
JPH10233692A (ja) * | 1997-01-16 | 1998-09-02 | Sony Corp | オーディオ信号符号化装置および符号化方法並びにオーディオ信号復号装置および復号方法 |
JP3184868B2 (ja) * | 1997-06-05 | 2001-07-09 | 株式会社日立製作所 | Webページの真正性確認システム |
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JP2000123083A (ja) * | 1998-10-15 | 2000-04-28 | Sony Corp | 情報提供システムおよび方法、並びに提供媒体 |
US6975254B1 (en) * | 1998-12-28 | 2005-12-13 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Methods and devices for coding or decoding an audio signal or bit stream |
DE19907728C2 (de) * | 1999-02-23 | 2001-03-01 | Fraunhofer Ges Forschung | Vorrichtung und Verfahren zum Erzeugen eines Datenstroms und Vorrichtung und Verfahren zum Lesen eines Datenstroms |
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