HK1259544A1 - 解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流 - Google Patents
解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流Info
- Publication number
- HK1259544A1 HK1259544A1 HK19100948.2A HK19100948A HK1259544A1 HK 1259544 A1 HK1259544 A1 HK 1259544A1 HK 19100948 A HK19100948 A HK 19100948A HK 1259544 A1 HK1259544 A1 HK 1259544A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- spectral band
- decoding audio
- band replication
- fill element
- enhanced spectral
- Prior art date
Links
- 230000010076 replication Effects 0.000 title 1
- 230000003595 spectral effect Effects 0.000 title 1
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
- G10L19/02—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
-
- 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
-
- 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)
- Human Computer Interaction (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Quality & Reliability (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Stereophonic System (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP15159067 | 2015-03-13 | ||
| US201562133800P | 2015-03-16 | 2015-03-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HK1259544A1 true HK1259544A1 (zh) | 2019-11-29 |
Family
ID=66624667
Family Applications (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HK19101315.5A HK1259548A1 (zh) | 2015-03-13 | 2017-12-28 | 解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流 |
| HK19101666.0A HK1259302A1 (zh) | 2015-03-13 | 2017-12-28 | 解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流 |
| HK19100951.6A HK1259131A1 (zh) | 2015-03-13 | 2017-12-28 | 解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流 |
| HK19101775.8A HK1259406A1 (zh) | 2015-03-13 | 2017-12-28 | 解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流 |
| HK19101777.6A HK1259408A1 (zh) | 2015-03-13 | 2017-12-28 | 解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流 |
| HK19100948.2A HK1259544A1 (zh) | 2015-03-13 | 2017-12-28 | 解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流 |
Family Applications Before (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HK19101315.5A HK1259548A1 (zh) | 2015-03-13 | 2017-12-28 | 解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流 |
| HK19101666.0A HK1259302A1 (zh) | 2015-03-13 | 2017-12-28 | 解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流 |
| HK19100951.6A HK1259131A1 (zh) | 2015-03-13 | 2017-12-28 | 解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流 |
| HK19101775.8A HK1259406A1 (zh) | 2015-03-13 | 2017-12-28 | 解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流 |
| HK19101777.6A HK1259408A1 (zh) | 2015-03-13 | 2017-12-28 | 解碼在填充元素中具有增强頻譜帶複製元數據的音頻位流 |
Country Status (10)
| Country | Link |
|---|---|
| JP (2) | JP6922017B2 (zh) |
| DK (2) | DK3268956T3 (zh) |
| ES (2) | ES2867477T3 (zh) |
| HK (6) | HK1259548A1 (zh) |
| HU (2) | HUE053954T2 (zh) |
| IL (3) | IL256786B (zh) |
| SG (1) | SG10202005260VA (zh) |
| TW (2) | TWI732403B (zh) |
| UA (1) | UA119808C2 (zh) |
| ZA (6) | ZA201705971B (zh) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW202242853A (zh) | 2015-03-13 | 2022-11-01 | 瑞典商杜比國際公司 | 解碼具有增強頻譜帶複製元資料在至少一填充元素中的音訊位元流 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE512719C2 (sv) * | 1997-06-10 | 2000-05-02 | Lars Gustaf Liljeryd | En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion |
| CN100395817C (zh) * | 2001-11-14 | 2008-06-18 | 松下电器产业株式会社 | 编码设备、解码设备和解码方法 |
| ES2796552T3 (es) * | 2008-07-11 | 2020-11-27 | Fraunhofer Ges Forschung | Sintetizador de señales de audio y codificador de señales de audio |
| CN102667923B (zh) * | 2009-10-20 | 2014-11-05 | 弗兰霍菲尔运输应用研究公司 | 音频编码器、音频解码器、用于将音频信息编码的方法、用于将音频信息解码的方法 |
| ES2935637T3 (es) * | 2010-03-09 | 2023-03-08 | Fraunhofer Ges Forschung | Reconstrucción de alta frecuencia de una señal de audio de entrada usando bancos de filtros en cascada |
| US9093120B2 (en) * | 2011-02-10 | 2015-07-28 | Yahoo! Inc. | Audio fingerprint extraction by scaling in time and resampling |
| AR085445A1 (es) * | 2011-03-18 | 2013-10-02 | Fraunhofer Ges Forschung | Codificador y decodificador que tiene funcionalidad de configuracion flexible |
| EP2950308B1 (en) * | 2013-01-22 | 2020-02-19 | Panasonic Corporation | Bandwidth expansion parameter-generator, encoder, decoder, bandwidth expansion parameter-generating method, encoding method, and decoding method |
| JP6445460B2 (ja) * | 2013-01-28 | 2018-12-26 | フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ | 新しいメディア装置に関する埋め込み音量メタデータを有する、および、有しないメディアの正規化音声再生のための方法と装置 |
| TWI530941B (zh) * | 2013-04-03 | 2016-04-21 | 杜比實驗室特許公司 | 用於基於物件音頻之互動成像的方法與系統 |
-
2016
- 2016-02-22 TW TW108147912A patent/TWI732403B/zh active
- 2016-02-22 TW TW108124351A patent/TWI693595B/zh active
- 2016-03-10 ES ES19190806T patent/ES2867477T3/es active Active
- 2016-03-10 UA UAA201709027A patent/UA119808C2/uk unknown
- 2016-03-10 DK DK16765449.0T patent/DK3268956T3/da active
- 2016-03-10 SG SG10202005260VA patent/SG10202005260VA/en unknown
- 2016-03-10 HU HUE19190806A patent/HUE053954T2/hu unknown
- 2016-03-10 ES ES16709426T patent/ES2770029T3/es active Active
- 2016-03-10 HU HUE16709426A patent/HUE047987T2/hu unknown
- 2016-03-10 DK DK16709426.7T patent/DK3268961T3/da active
-
2017
- 2017-09-01 ZA ZA2017/05971A patent/ZA201705971B/en unknown
- 2017-09-01 ZA ZA2017/05978A patent/ZA201705978B/en unknown
- 2017-12-28 HK HK19101315.5A patent/HK1259548A1/zh unknown
- 2017-12-28 HK HK19101666.0A patent/HK1259302A1/zh unknown
- 2017-12-28 HK HK19100951.6A patent/HK1259131A1/zh unknown
- 2017-12-28 HK HK19101775.8A patent/HK1259406A1/zh unknown
- 2017-12-28 HK HK19101777.6A patent/HK1259408A1/zh unknown
- 2017-12-28 HK HK19100948.2A patent/HK1259544A1/zh unknown
-
2018
- 2018-01-08 IL IL256786A patent/IL256786B/en active IP Right Grant
- 2018-03-23 ZA ZA2018/01941A patent/ZA201801941B/en unknown
- 2018-08-31 ZA ZA201805869A patent/ZA201805869B/en unknown
-
2019
- 2019-03-19 ZA ZA2019/01691A patent/ZA201901691B/en unknown
- 2019-08-21 ZA ZA2019/05506A patent/ZA201905506B/en unknown
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2020
- 2020-03-03 JP JP2020035668A patent/JP6922017B2/ja active Active
- 2020-12-09 IL IL279327A patent/IL279327B/en unknown
-
2021
- 2021-07-28 JP JP2021123219A patent/JP7210658B2/ja active Active
- 2021-08-16 IL IL285643A patent/IL285643B2/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| TW201941186A (zh) | 2019-10-16 |
| UA119808C2 (uk) | 2019-08-12 |
| ES2867477T3 (es) | 2021-10-20 |
| ZA201705978B (en) | 2019-02-27 |
| JP2020079963A (ja) | 2020-05-28 |
| HK1259548A1 (zh) | 2019-11-29 |
| HUE053954T2 (hu) | 2021-08-30 |
| ZA201801941B (en) | 2019-07-31 |
| ZA201905506B (en) | 2021-03-31 |
| HUE047987T2 (hu) | 2020-05-28 |
| HK1259408A1 (zh) | 2019-11-29 |
| JP6922017B2 (ja) | 2021-08-18 |
| JP7210658B2 (ja) | 2023-01-23 |
| DK3268956T3 (da) | 2021-10-18 |
| SG10202005260VA (en) | 2020-07-29 |
| ES2770029T3 (es) | 2020-06-30 |
| ZA201901691B (en) | 2020-07-29 |
| IL285643A (en) | 2021-09-30 |
| IL256786A (en) | 2018-03-29 |
| HK1259302A1 (zh) | 2019-11-29 |
| IL256786B (en) | 2021-01-31 |
| IL279327A (en) | 2021-01-31 |
| TWI732403B (zh) | 2021-07-01 |
| HK1259131A1 (zh) | 2019-11-29 |
| TWI693595B (zh) | 2020-05-11 |
| JP2021167981A (ja) | 2021-10-21 |
| IL285643B (en) | 2022-10-01 |
| IL285643B2 (en) | 2023-02-01 |
| HK1259406A1 (zh) | 2019-11-29 |
| IL279327B (en) | 2021-09-30 |
| ZA201705971B (en) | 2019-01-30 |
| ZA201805869B (en) | 2019-11-27 |
| TW202042215A (zh) | 2020-11-16 |
| DK3268961T3 (da) | 2020-02-10 |
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