BR112021003104A2 - métodos, aparelho e sistemas para geração, transporte e processamento de quadros de reprodução imediata (ipfs) - Google Patents
métodos, aparelho e sistemas para geração, transporte e processamento de quadros de reprodução imediata (ipfs) Download PDFInfo
- Publication number
- BR112021003104A2 BR112021003104A2 BR112021003104-9A BR112021003104A BR112021003104A2 BR 112021003104 A2 BR112021003104 A2 BR 112021003104A2 BR 112021003104 A BR112021003104 A BR 112021003104A BR 112021003104 A2 BR112021003104 A2 BR 112021003104A2
- Authority
- BR
- Brazil
- Prior art keywords
- frame
- audio
- frames
- sample values
- encoded
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/16—Sound input; Sound output
- G06F3/162—Interface to dedicated audio devices, e.g. audio drivers, interface to CODECs
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/16—Sound input; Sound output
- G06F3/165—Management of the audio stream, e.g. setting of volume, audio stream path
-
- 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
- G10L19/04—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
- G10L19/173—Transcoding, i.e. converting between two coded representations avoiding cascaded coding-decoding
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201862720680P | 2018-08-21 | 2018-08-21 | |
| US62/720,680 | 2018-08-21 | ||
| PCT/EP2019/072258 WO2020038938A1 (en) | 2018-08-21 | 2019-08-20 | Methods, apparatus and systems for generation, transportation and processing of immediate playout frames (ipfs) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112021003104A2 true BR112021003104A2 (pt) | 2021-05-11 |
Family
ID=67902488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112021003104-9A BR112021003104A2 (pt) | 2018-08-21 | 2019-08-20 | métodos, aparelho e sistemas para geração, transporte e processamento de quadros de reprodução imediata (ipfs) |
Country Status (10)
| Country | Link |
|---|---|
| US (3) | US11972769B2 (https=) |
| EP (2) | EP3841571B1 (https=) |
| JP (2) | JP7455812B2 (https=) |
| KR (2) | KR20250133478A (https=) |
| CN (3) | CN112740325B (https=) |
| AU (2) | AU2019323625B2 (https=) |
| BR (1) | BR112021003104A2 (https=) |
| CA (1) | CA3110137A1 (https=) |
| MX (2) | MX2021001970A (https=) |
| WO (1) | WO2020038938A1 (https=) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR112021003104A2 (pt) * | 2018-08-21 | 2021-05-11 | Dolby International Ab | métodos, aparelho e sistemas para geração, transporte e processamento de quadros de reprodução imediata (ipfs) |
| EP4014506B1 (en) * | 2019-08-15 | 2023-01-11 | Dolby International AB | Methods and devices for generation and processing of modified audio bitstreams |
| GB2614482A (en) * | 2020-09-25 | 2023-07-05 | Apple Inc | Seamless scalable decoding of channels, objects, and hoa audio content |
| CN115223579B (zh) * | 2021-04-20 | 2025-09-12 | 华为技术有限公司 | 一种编解码器协商与切换方法 |
| CN118103906A (zh) * | 2021-08-19 | 2024-05-28 | 弗劳恩霍夫应用研究促进协会 | 音频编码器、用于提供音频信息的编码表示的方法、计算机程序、以及使用立即播出帧的编码音频表示 |
| CN114979771A (zh) * | 2022-07-26 | 2022-08-30 | 北京智象信息技术有限公司 | 一种多媒体播放器视频预滚水位控制的方法、装置及介质 |
| GB2636866A (en) * | 2023-12-28 | 2025-07-02 | Nokia Technologies Oy | An apparatus and method for immersive audio rendering |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5963203A (en) * | 1997-07-03 | 1999-10-05 | Obvious Technology, Inc. | Interactive video icon with designated viewing position |
| PL1839297T3 (pl) * | 2005-01-11 | 2019-05-31 | Koninklijke Philips Nv | Skalowalne kodowanie/dekodowanie sygnałów audio |
| US8532984B2 (en) | 2006-07-31 | 2013-09-10 | Qualcomm Incorporated | Systems, methods, and apparatus for wideband encoding and decoding of active frames |
| US8190441B2 (en) | 2006-09-11 | 2012-05-29 | Apple Inc. | Playback of compressed media files without quantization gaps |
| CN101802907B (zh) | 2007-09-19 | 2013-11-13 | 爱立信电话股份有限公司 | 多信道音频的联合增强 |
| WO2011104463A1 (fr) | 2010-02-26 | 2011-09-01 | France Telecom | Compression de flux audio multicanal |
| EP3499503B1 (en) | 2010-04-13 | 2024-07-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Decoding sample-accurate representation of an audio signal |
| WO2014124377A2 (en) | 2013-02-11 | 2014-08-14 | Dolby Laboratories Licensing Corporation | Audio bitstreams with supplementary data and encoding and decoding of such bitstreams |
| WO2013163224A1 (en) | 2012-04-24 | 2013-10-31 | Vid Scale, Inc. | Method and apparatus for smooth stream switching in mpeg/3gpp-dash |
| US9830918B2 (en) | 2013-07-05 | 2017-11-28 | Dolby International Ab | Enhanced soundfield coding using parametric component generation |
| EP2863386A1 (en) | 2013-10-18 | 2015-04-22 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio decoder, apparatus for generating encoded audio output data and methods permitting initializing a decoder |
| US9502045B2 (en) | 2014-01-30 | 2016-11-22 | Qualcomm Incorporated | Coding independent frames of ambient higher-order ambisonic coefficients |
| KR20240162584A (ko) | 2014-03-21 | 2024-11-15 | 돌비 인터네셔널 에이비 | 고차 앰비소닉스(hoa) 신호를 압축하는 방법, 압축된 hoa 신호를 압축 해제하는 방법, hoa 신호를 압축하기 위한 장치, 및 압축된 hoa 신호를 압축 해제하기 위한 장치 |
| PL3522554T3 (pl) | 2014-05-28 | 2021-06-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Procesor danych i transport danych kontrolnych użytkownika do dekoderów audio i modułów renderowania |
| EP2996269A1 (en) | 2014-09-09 | 2016-03-16 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio splicing concept |
| MX363719B (es) | 2015-03-09 | 2019-03-29 | Fraunhofer Ges Forschung | Codificación de audio alineada por fragmentos. |
| TWI693594B (zh) * | 2015-03-13 | 2020-05-11 | 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 |
| EP3332557B1 (en) | 2015-08-07 | 2019-06-19 | Dolby Laboratories Licensing Corporation | Processing object-based audio signals |
| AU2018208522B2 (en) * | 2017-01-10 | 2020-07-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio decoder, audio encoder, method for providing a decoded audio signal, method for providing an encoded audio signal, audio stream, audio stream provider and computer program using a stream identifier |
| RU2651902C1 (ru) | 2017-04-26 | 2018-04-24 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Кубанский государственный аграрный университет имени И.Т. Трубилина" | Способ иппотерапии больных детским церебральным параличом в условиях черноморского побережья |
| US20190361917A1 (en) * | 2018-05-25 | 2019-11-28 | Bao Tran | Smart device |
| BR112021003104A2 (pt) * | 2018-08-21 | 2021-05-11 | Dolby International Ab | métodos, aparelho e sistemas para geração, transporte e processamento de quadros de reprodução imediata (ipfs) |
-
2019
- 2019-08-20 BR BR112021003104-9A patent/BR112021003104A2/pt unknown
- 2019-08-20 EP EP19765660.6A patent/EP3841571B1/en active Active
- 2019-08-20 CA CA3110137A patent/CA3110137A1/en active Pending
- 2019-08-20 KR KR1020257028463A patent/KR20250133478A/ko active Pending
- 2019-08-20 CN CN201980061575.5A patent/CN112740325B/zh active Active
- 2019-08-20 KR KR1020217008181A patent/KR102852659B1/ko active Active
- 2019-08-20 CN CN202410401067.XA patent/CN118192926A/zh active Pending
- 2019-08-20 MX MX2021001970A patent/MX2021001970A/es unknown
- 2019-08-20 JP JP2021509899A patent/JP7455812B2/ja active Active
- 2019-08-20 EP EP23163137.5A patent/EP4224473A1/en active Pending
- 2019-08-20 WO PCT/EP2019/072258 patent/WO2020038938A1/en not_active Ceased
- 2019-08-20 US US17/270,036 patent/US11972769B2/en active Active
- 2019-08-20 AU AU2019323625A patent/AU2019323625B2/en active Active
- 2019-08-20 CN CN202410401063.1A patent/CN118192925A/zh active Pending
-
2021
- 2021-02-18 MX MX2024007726A patent/MX2024007726A/es unknown
-
2024
- 2024-03-13 JP JP2024038519A patent/JP7831908B2/ja active Active
- 2024-03-18 US US18/608,664 patent/US12315524B2/en active Active
- 2024-10-29 AU AU2024227722A patent/AU2024227722A1/en active Pending
-
2025
- 2025-05-22 US US19/216,341 patent/US20250336404A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| AU2024227722A1 (en) | 2024-11-21 |
| CN112740325B (zh) | 2024-04-16 |
| JP2021535427A (ja) | 2021-12-16 |
| CA3110137A1 (en) | 2020-02-27 |
| JP2024083353A (ja) | 2024-06-21 |
| KR20250133478A (ko) | 2025-09-05 |
| JP7831908B2 (ja) | 2026-03-17 |
| KR20210043679A (ko) | 2021-04-21 |
| AU2019323625B2 (en) | 2024-08-08 |
| CN118192925A (zh) | 2024-06-14 |
| WO2020038938A1 (en) | 2020-02-27 |
| EP4224473A1 (en) | 2023-08-09 |
| CN112740325A (zh) | 2021-04-30 |
| US11972769B2 (en) | 2024-04-30 |
| MX2021001970A (es) | 2021-05-31 |
| KR102852659B1 (ko) | 2025-08-29 |
| US20240347068A1 (en) | 2024-10-17 |
| JP7455812B2 (ja) | 2024-03-26 |
| AU2019323625A1 (en) | 2021-04-15 |
| US20210335376A1 (en) | 2021-10-28 |
| US12315524B2 (en) | 2025-05-27 |
| CN118192926A (zh) | 2024-06-14 |
| US20250336404A1 (en) | 2025-10-30 |
| EP3841571A1 (en) | 2021-06-30 |
| MX2024007726A (es) | 2024-07-01 |
| EP3841571B1 (en) | 2023-03-22 |
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