SG11201603041YA - Concept for encoding an audio signal and decoding an audio signal using deterministic and noise like information - Google Patents
Concept for encoding an audio signal and decoding an audio signal using deterministic and noise like informationInfo
- Publication number
- SG11201603041YA SG11201603041YA SG11201603041YA SG11201603041YA SG11201603041YA SG 11201603041Y A SG11201603041Y A SG 11201603041YA SG 11201603041Y A SG11201603041Y A SG 11201603041YA SG 11201603041Y A SG11201603041Y A SG 11201603041YA SG 11201603041Y A SG11201603041Y A SG 11201603041YA
- Authority
- SG
- Singapore
- Prior art keywords
- audio signal
- deterministic
- decoding
- encoding
- concept
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L19/083—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being an excitation gain
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L2019/0001—Codebooks
- G10L2019/0016—Codebook for LPC parameters
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/93—Discriminating between voiced and unvoiced parts of speech signals
- G10L2025/932—Decision in previous or following frames
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
- G10L25/15—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being formant information
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP13189392 | 2013-10-18 | ||
| EP14178785 | 2014-07-28 | ||
| PCT/EP2014/071769 WO2015055532A1 (en) | 2013-10-18 | 2014-10-10 | Concept for encoding an audio signal and decoding an audio signal using deterministic and noise like information |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11201603041YA true SG11201603041YA (en) | 2016-05-30 |
Family
ID=51752102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11201603041YA SG11201603041YA (en) | 2013-10-18 | 2014-10-10 | Concept for encoding an audio signal and decoding an audio signal using deterministic and noise like information |
Country Status (15)
| Country | Link |
|---|---|
| US (3) | US10304470B2 (en) |
| EP (2) | EP3058569B1 (en) |
| JP (1) | JP6366705B2 (en) |
| KR (2) | KR20160070147A (en) |
| CN (1) | CN105723456B (en) |
| AU (1) | AU2014336357B2 (en) |
| CA (1) | CA2927722C (en) |
| ES (1) | ES2839086T3 (en) |
| MX (1) | MX355258B (en) |
| MY (1) | MY187944A (en) |
| PL (1) | PL3058569T3 (en) |
| RU (1) | RU2644123C2 (en) |
| SG (1) | SG11201603041YA (en) |
| TW (1) | TWI576828B (en) |
| WO (1) | WO2015055532A1 (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2618919C2 (en) * | 2013-01-29 | 2017-05-12 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Device and method for audio synthesizing, decoder, encoder, system and computer program |
| AU2014336357B2 (en) * | 2013-10-18 | 2017-04-13 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Concept for encoding an audio signal and decoding an audio signal using deterministic and noise like information |
| CN105745705B (en) * | 2013-10-18 | 2020-03-20 | 弗朗霍夫应用科学研究促进协会 | Encoder, decoder and related methods for encoding and decoding an audio signal |
| CN110024422B (en) * | 2016-12-30 | 2023-07-18 | 英特尔公司 | Naming and blockchain recording for the internet of things |
| US10586546B2 (en) | 2018-04-26 | 2020-03-10 | Qualcomm Incorporated | Inversely enumerated pyramid vector quantizers for efficient rate adaptation in audio coding |
| DE102018112215B3 (en) * | 2018-04-30 | 2019-07-25 | Basler Ag | Quantizer determination, computer readable medium, and apparatus implementing at least two quantizers |
| US10573331B2 (en) * | 2018-05-01 | 2020-02-25 | Qualcomm Incorporated | Cooperative pyramid vector quantizers for scalable audio coding |
Family Cites Families (43)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2010830C (en) | 1990-02-23 | 1996-06-25 | Jean-Pierre Adoul | Dynamic codebook for efficient speech coding based on algebraic codes |
| CA2108623A1 (en) * | 1992-11-02 | 1994-05-03 | Yi-Sheng Wang | Adaptive pitch pulse enhancer and method for use in a codebook excited linear prediction (celp) search loop |
| JP3099852B2 (en) | 1993-01-07 | 2000-10-16 | 日本電信電話株式会社 | Excitation signal gain quantization method |
| US5864797A (en) * | 1995-05-30 | 1999-01-26 | Sanyo Electric Co., Ltd. | Pitch-synchronous speech coding by applying multiple analysis to select and align a plurality of types of code vectors |
| US5732389A (en) * | 1995-06-07 | 1998-03-24 | Lucent Technologies Inc. | Voiced/unvoiced classification of speech for excitation codebook selection in celp speech decoding during frame erasures |
| GB9512284D0 (en) * | 1995-06-16 | 1995-08-16 | Nokia Mobile Phones Ltd | Speech Synthesiser |
| JP3747492B2 (en) | 1995-06-20 | 2006-02-22 | ソニー株式会社 | Audio signal reproduction method and apparatus |
| JPH1020891A (en) * | 1996-07-09 | 1998-01-23 | Sony Corp | Method for encoding speech and device therefor |
| JP3707153B2 (en) * | 1996-09-24 | 2005-10-19 | ソニー株式会社 | Vector quantization method, speech coding method and apparatus |
| US6131084A (en) * | 1997-03-14 | 2000-10-10 | Digital Voice Systems, Inc. | Dual subframe quantization of spectral magnitudes |
| JPH11122120A (en) * | 1997-10-17 | 1999-04-30 | Sony Corp | Coding method and device therefor, and decoding method and device therefor |
| WO1999021174A1 (en) | 1997-10-22 | 1999-04-29 | Matsushita Electric Industrial Co., Ltd. | Sound encoder and sound decoder |
| JP3346765B2 (en) | 1997-12-24 | 2002-11-18 | 三菱電機株式会社 | Audio decoding method and audio decoding device |
| US6415252B1 (en) * | 1998-05-28 | 2002-07-02 | Motorola, Inc. | Method and apparatus for coding and decoding speech |
| JP3955179B2 (en) * | 1998-06-09 | 2007-08-08 | 松下電器産業株式会社 | Speech coding apparatus, speech decoding apparatus, and methods thereof |
| US6067511A (en) * | 1998-07-13 | 2000-05-23 | Lockheed Martin Corp. | LPC speech synthesis using harmonic excitation generator with phase modulator for voiced speech |
| US6192335B1 (en) * | 1998-09-01 | 2001-02-20 | Telefonaktieboiaget Lm Ericsson (Publ) | Adaptive combining of multi-mode coding for voiced speech and noise-like signals |
| US6463410B1 (en) * | 1998-10-13 | 2002-10-08 | Victor Company Of Japan, Ltd. | Audio signal processing apparatus |
| CA2252170A1 (en) | 1998-10-27 | 2000-04-27 | Bruno Bessette | A method and device for high quality coding of wideband speech and audio signals |
| US6311154B1 (en) | 1998-12-30 | 2001-10-30 | Nokia Mobile Phones Limited | Adaptive windows for analysis-by-synthesis CELP-type speech coding |
| JP3451998B2 (en) | 1999-05-31 | 2003-09-29 | 日本電気株式会社 | Speech encoding / decoding device including non-speech encoding, decoding method, and recording medium recording program |
| US6615169B1 (en) | 2000-10-18 | 2003-09-02 | Nokia Corporation | High frequency enhancement layer coding in wideband speech codec |
| DE10124420C1 (en) * | 2001-05-18 | 2002-11-28 | Siemens Ag | Coding method for transmission of speech signals uses analysis-through-synthesis method with adaption of amplification factor for excitation signal generator |
| US6871176B2 (en) * | 2001-07-26 | 2005-03-22 | Freescale Semiconductor, Inc. | Phase excited linear prediction encoder |
| US7299174B2 (en) | 2003-04-30 | 2007-11-20 | Matsushita Electric Industrial Co., Ltd. | Speech coding apparatus including enhancement layer performing long term prediction |
| BRPI0409970B1 (en) * | 2003-05-01 | 2018-07-24 | Nokia Technologies Oy | “Method for encoding a sampled sound signal, method for decoding a bit stream representative of a sampled sound signal, encoder, decoder and bit stream” |
| KR100651712B1 (en) * | 2003-07-10 | 2006-11-30 | 학교법인연세대학교 | Wideband speech coder and method thereof, and Wideband speech decoder and method thereof |
| JP4899359B2 (en) | 2005-07-11 | 2012-03-21 | ソニー株式会社 | Signal encoding apparatus and method, signal decoding apparatus and method, program, and recording medium |
| US8271274B2 (en) * | 2006-02-22 | 2012-09-18 | France Telecom | Coding/decoding of a digital audio signal, in CELP technique |
| US8712766B2 (en) * | 2006-05-16 | 2014-04-29 | Motorola Mobility Llc | Method and system for coding an information signal using closed loop adaptive bit allocation |
| PT2165328T (en) | 2007-06-11 | 2018-04-24 | Fraunhofer Ges Forschung | Encoding and decoding of an audio signal having an impulse-like portion and a stationary portion |
| WO2009114656A1 (en) * | 2008-03-14 | 2009-09-17 | Dolby Laboratories Licensing Corporation | Multimode coding of speech-like and non-speech-like signals |
| EP2144231A1 (en) | 2008-07-11 | 2010-01-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Low bitrate audio encoding/decoding scheme with common preprocessing |
| JP5148414B2 (en) | 2008-08-29 | 2013-02-20 | 株式会社東芝 | Signal band expander |
| RU2400832C2 (en) * | 2008-11-24 | 2010-09-27 | Государственное образовательное учреждение высшего профессионального образования Академия Федеральной службы охраны Российской Федерации (Академия ФCО России) | Method for generation of excitation signal in low-speed vocoders with linear prediction |
| GB2466671B (en) | 2009-01-06 | 2013-03-27 | Skype | Speech encoding |
| JP4932917B2 (en) | 2009-04-03 | 2012-05-16 | 株式会社エヌ・ティ・ティ・ドコモ | Speech decoding apparatus, speech decoding method, and speech decoding program |
| ES2812598T3 (en) * | 2011-02-15 | 2021-03-17 | Voiceage Evs Llc | Device and method to quantify the gains of the adaptive and fixed contributions of the excitation in a celp codec |
| US9972325B2 (en) * | 2012-02-17 | 2018-05-15 | Huawei Technologies Co., Ltd. | System and method for mixed codebook excitation for speech coding |
| CN103295578B (en) * | 2012-03-01 | 2016-05-18 | 华为技术有限公司 | A kind of voice frequency signal processing method and device |
| PT3058569T (en) | 2013-10-18 | 2021-01-08 | Fraunhofer Ges Forschung | Concept for encoding an audio signal and decoding an audio signal using deterministic and noise like information |
| CN105745705B (en) * | 2013-10-18 | 2020-03-20 | 弗朗霍夫应用科学研究促进协会 | Encoder, decoder and related methods for encoding and decoding an audio signal |
| AU2014336357B2 (en) | 2013-10-18 | 2017-04-13 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Concept for encoding an audio signal and decoding an audio signal using deterministic and noise like information |
-
2014
- 2014-10-10 AU AU2014336357A patent/AU2014336357B2/en active Active
- 2014-10-10 WO PCT/EP2014/071769 patent/WO2015055532A1/en active Application Filing
- 2014-10-10 KR KR1020167012955A patent/KR20160070147A/en active Application Filing
- 2014-10-10 KR KR1020187004831A patent/KR101931273B1/en active IP Right Grant
- 2014-10-10 CA CA2927722A patent/CA2927722C/en active Active
- 2014-10-10 EP EP14786471.4A patent/EP3058569B1/en active Active
- 2014-10-10 ES ES14786471T patent/ES2839086T3/en active Active
- 2014-10-10 SG SG11201603041YA patent/SG11201603041YA/en unknown
- 2014-10-10 JP JP2016524410A patent/JP6366705B2/en active Active
- 2014-10-10 MX MX2016004922A patent/MX355258B/en active IP Right Grant
- 2014-10-10 CN CN201480057351.4A patent/CN105723456B/en active Active
- 2014-10-10 MY MYPI2016000654A patent/MY187944A/en unknown
- 2014-10-10 PL PL14786471T patent/PL3058569T3/en unknown
- 2014-10-10 RU RU2016118979A patent/RU2644123C2/en active
- 2014-10-10 EP EP20197471.4A patent/EP3779982A1/en active Pending
- 2014-10-16 TW TW103135840A patent/TWI576828B/en active
-
2016
- 2016-04-18 US US15/131,773 patent/US10304470B2/en active Active
-
2019
- 2019-04-01 US US16/372,030 patent/US10607619B2/en active Active
-
2020
- 2020-03-17 US US16/821,883 patent/US11798570B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| AU2014336357A1 (en) | 2016-05-19 |
| ES2839086T3 (en) | 2021-07-05 |
| JP6366705B2 (en) | 2018-08-01 |
| PL3058569T3 (en) | 2021-06-14 |
| KR20180021906A (en) | 2018-03-05 |
| WO2015055532A1 (en) | 2015-04-23 |
| US20160232908A1 (en) | 2016-08-11 |
| EP3779982A1 (en) | 2021-02-17 |
| RU2644123C2 (en) | 2018-02-07 |
| CN105723456A (en) | 2016-06-29 |
| KR101931273B1 (en) | 2018-12-20 |
| CN105723456B (en) | 2019-12-13 |
| TW201523588A (en) | 2015-06-16 |
| JP2016537667A (en) | 2016-12-01 |
| EP3058569A1 (en) | 2016-08-24 |
| US20190228787A1 (en) | 2019-07-25 |
| CA2927722C (en) | 2018-08-07 |
| EP3058569B1 (en) | 2020-12-09 |
| MY187944A (en) | 2021-10-30 |
| MX2016004922A (en) | 2016-07-11 |
| US10607619B2 (en) | 2020-03-31 |
| CA2927722A1 (en) | 2015-04-23 |
| US10304470B2 (en) | 2019-05-28 |
| MX355258B (en) | 2018-04-11 |
| AU2014336357B2 (en) | 2017-04-13 |
| US20200219521A1 (en) | 2020-07-09 |
| RU2016118979A (en) | 2017-11-23 |
| TWI576828B (en) | 2017-04-01 |
| KR20160070147A (en) | 2016-06-17 |
| US11798570B2 (en) | 2023-10-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TWI562138B (en) | Method and apparatus for encoding and decoding audio signal | |
| ZA201601076B (en) | Concept for audio encoding and decoding for audio channels and audio objects | |
| HK1216808A1 (en) | Hybrid backward-compatible signal encoding and decoding | |
| EP2954520A4 (en) | Encoding and decoding an audio watermark | |
| HK1219343A1 (en) | Apparatus and method for encoding or decoding an audio signal using a transient-location dependent overlap | |
| GB201320775D0 (en) | Data encoding and decoding | |
| GB201306334D0 (en) | Data encoding and decoding | |
| GB201312328D0 (en) | Data encoding and decoding | |
| GB201320772D0 (en) | Data encoding and decoding | |
| SG11201600506VA (en) | Apparatus and method for decoding or encoding an audio signal using energy information values for a reconstruction band | |
| EP3059732A4 (en) | Audio encoding device and audio decoding device | |
| SG11201603041YA (en) | Concept for encoding an audio signal and decoding an audio signal using deterministic and noise like information | |
| EP2899721A4 (en) | Audio signal encoding/decoding method and audio signal encoding/decoding device | |
| GB201403854D0 (en) | Data encoding and decoding | |
| ZA201406424B (en) | Signal coding and decoding methods and devices. | |
| ZA201603158B (en) | Concept for encoding an audio signal and decoding an audio signal using speech related spectral shaping information | |
| GB201317041D0 (en) | Data encoding and decoding | |
| EP3069337A4 (en) | Method and apparatus for encoding/decoding an audio signal | |
| EP3076651A4 (en) | Video data encoding and decoding methods and devices | |
| GB201314612D0 (en) | Data encoding and decoding | |
| PT3058569T (en) | Concept for encoding an audio signal and decoding an audio signal using deterministic and noise like information | |
| GB201321523D0 (en) | Data encoding and decoding | |
| TH1601002083A (en) | Ideas for encoding audio signals and decoding audio signals using Information that resembles noise and established |