PL3417544T3 - Procesor końcowy, procesor wstępny, koder audio, dekoder audio i powiązane sposoby ulepszania przetwarzania transjentów - Google Patents
Procesor końcowy, procesor wstępny, koder audio, dekoder audio i powiązane sposoby ulepszania przetwarzania transjentówInfo
- Publication number
- PL3417544T3 PL3417544T3 PL17703771T PL17703771T PL3417544T3 PL 3417544 T3 PL3417544 T3 PL 3417544T3 PL 17703771 T PL17703771 T PL 17703771T PL 17703771 T PL17703771 T PL 17703771T PL 3417544 T3 PL3417544 T3 PL 3417544T3
- Authority
- PL
- Poland
- Prior art keywords
- processor
- post
- audio
- related methods
- transient processing
- Prior art date
Links
- 230000002708 enhancing effect Effects 0.000 title 1
- 230000001052 transient 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
- G10L19/02—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
- H03G3/00—Gain control in amplifiers or frequency changers
-
- 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 (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP16156200 | 2016-02-17 | ||
| PCT/EP2017/053068 WO2017140600A1 (en) | 2016-02-17 | 2017-02-10 | Post-processor, pre-processor, audio encoder, audio decoder and related methods for enhancing transient processing |
| EP17703771.0A EP3417544B1 (en) | 2016-02-17 | 2017-02-10 | Post-processor, pre-processor, audio encoder, audio decoder and related methods for enhancing transient processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL3417544T3 true PL3417544T3 (pl) | 2020-06-29 |
Family
ID=55361427
Family Applications (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 (18)
| Country | Link |
|---|---|
| US (3) | US10720170B2 (pl) |
| EP (2) | EP3627507A1 (pl) |
| JP (2) | JP6603414B2 (pl) |
| KR (1) | KR102067044B1 (pl) |
| CN (1) | CN107925388B (pl) |
| AR (1) | AR107662A1 (pl) |
| AU (1) | AU2017219696B2 (pl) |
| BR (1) | BR112017024480A2 (pl) |
| CA (1) | CA2985019C (pl) |
| ES (1) | ES2771200T3 (pl) |
| MX (1) | MX371223B (pl) |
| MY (1) | MY191093A (pl) |
| PL (1) | PL3417544T3 (pl) |
| PT (1) | PT3417544T (pl) |
| RU (1) | RU2685024C1 (pl) |
| TW (1) | TWI618053B (pl) |
| WO (1) | WO2017140600A1 (pl) |
| ZA (1) | ZA201707336B (pl) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
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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 |
| WO2017080835A1 (en) * | 2015-11-10 | 2017-05-18 | Dolby International Ab | Signal-dependent companding system and method to reduce quantization noise |
| JP6603414B2 (ja) * | 2016-02-17 | 2019-11-06 | フラウンホファー ゲセルシャフト ツール フェールデルンク ダー アンゲヴァンテン フォルシュンク エー．ファオ． | 過渡処理を高めるためのポストプロセッサ、プレプロセッサ、オーディオ符号器、オーディオ復号器、及び関連する方法 |
| US10559315B2 (en) * | 2018-03-28 | 2020-02-11 | Qualcomm Incorporated | Extended-range coarse-fine quantization for audio coding |
| CN112771610A (zh) * | 2018-08-21 | 2021-05-07 | 杜比国际公司 | 用压扩对密集瞬态事件进行译码 |
| US20200402523A1 (en) * | 2019-06-24 | 2020-12-24 | Qualcomm Incorporated | Psychoacoustic audio coding of ambisonic audio data |
| US11545166B2 (en) | 2019-07-02 | 2023-01-03 | 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 |
| CN113272895A (zh) | 2019-12-16 | 2021-08-17 | 谷歌有限责任公司 | 音频编码中的与振幅无关的窗口大小 |
| 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 |
| WO2022097242A1 (ja) * | 2020-11-05 | 2022-05-12 | 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 |
| JPWO2022097240A1 (pl) * | 2020-11-05 | 2022-05-12 | ||
| 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 |
| CN115512711A (zh) * | 2021-06-22 | 2022-12-23 | 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 |
| CN118038877A (zh) * | 2022-11-01 | 2024-05-14 | 抖音视界有限公司 | 一种音频信号的编码、解码方法及装置 |
| CN115866487B (zh) * | 2022-12-30 | 2023-08-11 | 广州市韵强电子有限公司 | 一种基于均衡放大的音响功放方法及系统 |
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| JP6603414B2 (ja) * | 2016-02-17 | 2019-11-06 | フラウンホファー ゲセルシャフト ツール フェールデルンク ダー アンゲヴァンテン フォルシュンク エー．ファオ． | 過渡処理を高めるためのポストプロセッサ、プレプロセッサ、オーディオ符号器、オーディオ復号器、及び関連する方法 |
-
2017
- 2017-02-10 JP JP2018527783A patent/JP6603414B2/ja active Active
- 2017-02-10 CA CA2985019A patent/CA2985019C/en active Active
- 2017-02-10 CN CN201780002163.5A patent/CN107925388B/zh active Active
- 2017-02-10 EP EP19208046.3A patent/EP3627507A1/en active Pending
- 2017-02-10 ES ES17703771T patent/ES2771200T3/es active Active
- 2017-02-10 MY MYPI2017001635A patent/MY191093A/en unknown
- 2017-02-10 RU RU2017143564A patent/RU2685024C1/ru active
- 2017-02-10 BR BR112017024480-2A patent/BR112017024480A2/pt active Search and Examination
- 2017-02-10 WO PCT/EP2017/053068 patent/WO2017140600A1/en active Application Filing
- 2017-02-10 AU AU2017219696A patent/AU2017219696B2/en active Active
- 2017-02-10 MX MX2017014734A patent/MX371223B/es active IP Right Grant
- 2017-02-10 KR KR1020177036732A patent/KR102067044B1/ko active IP Right Grant
- 2017-02-10 EP EP17703771.0A patent/EP3417544B1/en active Active
- 2017-02-10 PL PL17703771T patent/PL3417544T3/pl unknown
- 2017-02-10 PT PT177037710T patent/PT3417544T/pt 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
-
2018
- 2018-01-30 US US15/884,190 patent/US10720170B2/en active Active
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2019
- 2019-10-10 JP JP2019186928A patent/JP7007344B2/ja active Active
- 2019-11-19 US US16/688,938 patent/US11094331B2/en active Active
-
2020
- 2020-06-04 US US16/892,648 patent/US20200402520A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| ZA201707336B (en) | 2019-02-27 |
| TWI618053B (zh) | 2018-03-11 |
| CA2985019A1 (en) | 2017-08-24 |
| RU2685024C1 (ru) | 2019-04-16 |
| JP2020024440A (ja) | 2020-02-13 |
| US20180190303A1 (en) | 2018-07-05 |
| CA2985019C (en) | 2022-05-03 |
| BR112017024480A2 (pt) | 2018-07-24 |
| ES2771200T3 (es) | 2020-07-06 |
| AR107662A1 (es) | 2018-05-23 |
| EP3627507A1 (en) | 2020-03-25 |
| PT3417544T (pt) | 2020-03-02 |
| JP2019500641A (ja) | 2019-01-10 |
| JP7007344B2 (ja) | 2022-01-24 |
| US20200090670A1 (en) | 2020-03-19 |
| AU2017219696A1 (en) | 2017-11-16 |
| CN107925388A (zh) | 2018-04-17 |
| US11094331B2 (en) | 2021-08-17 |
| MY191093A (en) | 2022-05-30 |
| JP6603414B2 (ja) | 2019-11-06 |
| TW201732784A (zh) | 2017-09-16 |
| US10720170B2 (en) | 2020-07-21 |
| CN107925388B (zh) | 2021-11-30 |
| US20200402520A1 (en) | 2020-12-24 |
| EP3417544A1 (en) | 2018-12-26 |
| WO2017140600A1 (en) | 2017-08-24 |
| KR20180016417A (ko) | 2018-02-14 |
| AU2017219696B2 (en) | 2018-11-08 |
| MX2017014734A (es) | 2018-06-28 |
| MX371223B (es) | 2020-01-09 |
| KR102067044B1 (ko) | 2020-01-17 |
| EP3417544B1 (en) | 2019-12-04 |
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