PL3627507T3 - Enkoder audio, dekoder audio i powiązane sposoby ulepszania przetwarzania transjentów, program komputerowy - Google Patents
Enkoder audio, dekoder audio i powiązane sposoby ulepszania przetwarzania transjentów, program komputerowyInfo
- Publication number
- PL3627507T3 PL3627507T3 PL19208046.3T PL19208046T PL3627507T3 PL 3627507 T3 PL3627507 T3 PL 3627507T3 PL 19208046 T PL19208046 T PL 19208046T PL 3627507 T3 PL3627507 T3 PL 3627507T3
- Authority
- PL
- Poland
- Prior art keywords
- computer program
- audio
- related methods
- transient processing
- audio decoder
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
-
- 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
-
- 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
- G10L19/04—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
- G10L19/26—Pre-filtering or post-filtering
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G5/00—Tone control or bandwidth control in amplifiers
- H03G5/005—Tone control or bandwidth control in amplifiers of digital signals
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G5/00—Tone control or bandwidth control in amplifiers
- H03G5/16—Automatic control
- H03G5/165—Equalizers; Volume or gain control in limited frequency bands
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)
- Spectroscopy & Molecular Physics (AREA)
- Mathematical Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP16156200 | 2016-02-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL3627507T3 true PL3627507T3 (pl) | 2025-03-10 |
Family
ID=55361427
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL19208046.3T PL3627507T3 (pl) | 2016-02-17 | 2017-02-10 | Enkoder audio, dekoder audio i powiązane sposoby ulepszania przetwarzania transjentów, program komputerowy |
| PL17703771T PL3417544T3 (pl) | 2016-02-17 | 2017-02-10 | Procesor końcowy, procesor wstępny, koder audio, dekoder audio i powiązane sposoby ulepszania przetwarzania transjentów |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL17703771T PL3417544T3 (pl) | 2016-02-17 | 2017-02-10 | Procesor końcowy, procesor wstępny, koder audio, dekoder audio i powiązane sposoby ulepszania przetwarzania transjentów |
Country Status (17)
| Country | Link |
|---|---|
| US (4) | US10720170B2 (pl) |
| EP (3) | EP3627507B1 (pl) |
| JP (2) | JP6603414B2 (pl) |
| KR (1) | KR102067044B1 (pl) |
| CN (1) | CN107925388B (pl) |
| AR (1) | AR107662A1 (pl) |
| AU (1) | AU2017219696B2 (pl) |
| CA (1) | CA2985019C (pl) |
| ES (2) | ES2771200T3 (pl) |
| MX (1) | MX371223B (pl) |
| MY (1) | MY191093A (pl) |
| PL (2) | PL3627507T3 (pl) |
| PT (1) | PT3417544T (pl) |
| RU (1) | RU2685024C1 (pl) |
| TW (1) | TWI618053B (pl) |
| WO (1) | WO2017140600A1 (pl) |
| ZA (1) | ZA201707336B (pl) |
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| WO2017050398A1 (en) * | 2015-09-25 | 2017-03-30 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoder, decoder and methods for signal-adaptive switching of the overlap ratio in audio transform coding |
| US10861475B2 (en) * | 2015-11-10 | 2020-12-08 | Dolby International Ab | Signal-dependent companding system and method to reduce quantization noise |
| RU2685024C1 (ru) | 2016-02-17 | 2019-04-16 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Постпроцессор, препроцессор, аудиокодер, аудиодекодер и соответствующие способы для улучшения обработки транзиентов |
| WO2019145955A1 (en) | 2018-01-26 | 2019-08-01 | Hadasit Medical Research Services & Development Limited | Non-metallic magnetic resonance contrast agent |
| US10559315B2 (en) * | 2018-03-28 | 2020-02-11 | Qualcomm Incorporated | Extended-range coarse-fine quantization for audio coding |
| IL313348B2 (en) | 2018-04-25 | 2025-08-01 | Dolby Int Ab | Integration of high frequency reconstruction techniques with reduced post-processing delay |
| CN118782077A (zh) | 2018-04-25 | 2024-10-15 | 杜比国际公司 | 高频音频重建技术的集成 |
| US11830507B2 (en) | 2018-08-21 | 2023-11-28 | Dolby International Ab | Coding dense transient events with companding |
| EP3844749B1 (en) * | 2018-08-30 | 2023-12-27 | Dolby International AB | Method and apparatus for controlling enhancement of low-bitrate coded audio |
| WO2020084170A1 (en) | 2018-10-26 | 2020-04-30 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Directional loudness map based audio processing |
| US12073842B2 (en) * | 2019-06-24 | 2024-08-27 | Qualcomm Incorporated | Psychoacoustic audio coding of ambisonic audio data |
| EP3761672B1 (en) | 2019-07-02 | 2023-04-05 | Dolby International AB | Using metadata to aggregate signal processing operations |
| US11032644B2 (en) | 2019-10-10 | 2021-06-08 | Boomcloud 360, Inc. | Subband spatial and crosstalk processing using spectrally orthogonal audio components |
| WO2021126155A1 (en) | 2019-12-16 | 2021-06-24 | Google Llc | Amplitude-independent window sizes in audio encoding |
| CN111294367B (zh) * | 2020-05-14 | 2020-09-01 | 腾讯科技（深圳）有限公司 | 音频信号后处理方法和装置、存储介质及电子设备 |
| US12177646B2 (en) | 2020-05-26 | 2024-12-24 | Dolby International Ab | Main-associated audio experience with efficient ducking gain application |
| CN111916090B (zh) * | 2020-08-17 | 2024-03-05 | 北京百瑞互联技术股份有限公司 | 一种lc3编码器近奈奎斯特频率信号检测方法、检测器、存储介质及设备 |
| TWI772930B (zh) * | 2020-10-21 | 2022-08-01 | 美商音美得股份有限公司 | 適合即時應用之分析濾波器組及其運算程序、基於分析濾波器組之信號處理系統及程序 |
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| JP7517460B2 (ja) * | 2020-11-05 | 2024-07-17 | 日本電信電話株式会社 | 音信号高域補償方法、音信号後処理方法、音信号復号方法、これらの装置、プログラム、および記録媒体 |
| US12395807B2 (en) | 2020-12-03 | 2025-08-19 | Dolby Laboratories Licensing Corporation | Insertion of forced gaps for pervasive listening |
| WO2022119990A1 (en) | 2020-12-03 | 2022-06-09 | Dolby Laboratories Licensing Corporation | Audibility at user location through mutual device audibility |
| US11837244B2 (en) | 2021-03-29 | 2023-12-05 | Invictumtech Inc. | Analysis filter bank and computing procedure thereof, analysis filter bank based signal processing system and procedure suitable for real-time applications |
| CN115512711B (zh) | 2021-06-22 | 2025-07-01 | 腾讯科技（深圳）有限公司 | 语音编码、语音解码方法、装置、计算机设备和存储介质 |
| EP4120257A1 (en) * | 2021-07-14 | 2023-01-18 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Coding and decocidng of pulse and residual parts of an audio signal |
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| CN114127844B (zh) * | 2021-10-21 | 2025-08-05 | 北京小米移动软件有限公司 | 一种信号编解码方法、装置、编码设备、解码设备及存储介质 |
| TWI831320B (zh) * | 2022-08-04 | 2024-02-01 | 瑞昱半導體股份有限公司 | 電視 |
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2017
- 2017-02-10 RU RU2017143564A patent/RU2685024C1/ru active
- 2017-02-10 ES ES17703771T patent/ES2771200T3/es active Active
- 2017-02-10 CN CN201780002163.5A patent/CN107925388B/zh active Active
- 2017-02-10 EP EP19208046.3A patent/EP3627507B1/en active Active
- 2017-02-10 ES ES19208046T patent/ES2994324T3/es active Active
- 2017-02-10 PL PL19208046.3T patent/PL3627507T3/pl unknown
- 2017-02-10 CA CA2985019A patent/CA2985019C/en active Active
- 2017-02-10 MX MX2017014734A patent/MX371223B/es active IP Right Grant
- 2017-02-10 AU AU2017219696A patent/AU2017219696B2/en active Active
- 2017-02-10 JP JP2018527783A patent/JP6603414B2/ja active Active
- 2017-02-10 EP EP24203329.8A patent/EP4462677A3/en active Pending
- 2017-02-10 WO PCT/EP2017/053068 patent/WO2017140600A1/en not_active Ceased
- 2017-02-10 EP EP17703771.0A patent/EP3417544B1/en active Active
- 2017-02-10 PT PT177037710T patent/PT3417544T/pt unknown
- 2017-02-10 KR KR1020177036732A patent/KR102067044B1/ko active Active
- 2017-02-10 MY MYPI2017001635A patent/MY191093A/en unknown
- 2017-02-10 PL PL17703771T patent/PL3417544T3/pl unknown
- 2017-02-17 AR ARP170100408A patent/AR107662A1/es active IP Right Grant
- 2017-02-17 TW TW106105242A patent/TWI618053B/zh active
- 2017-10-27 ZA ZA2017/07336A patent/ZA201707336B/en unknown
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2018
- 2018-01-30 US US15/884,190 patent/US10720170B2/en active Active
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2019
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2020
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2024
- 2024-04-30 US US18/650,215 patent/US20240347067A1/en active Pending
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