MX342981B - Codificador y decodificador de audio con programa de informacion o metadatos de la estructura de la subcorriente. - Google Patents
Codificador y decodificador de audio con programa de informacion o metadatos de la estructura de la subcorriente.Info
- Publication number
- MX342981B MX342981B MX2015010477A MX2015010477A MX342981B MX 342981 B MX342981 B MX 342981B MX 2015010477 A MX2015010477 A MX 2015010477A MX 2015010477 A MX2015010477 A MX 2015010477A MX 342981 B MX342981 B MX 342981B
- Authority
- MX
- Mexico
- Prior art keywords
- decoder
- program information
- bitstream
- audio encoder
- structure metadata
- Prior art date
Links
Classifications
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- 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
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- 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
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- 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
- G10L19/018—Audio watermarking, i.e. embedding inaudible data in the audio signal
-
- 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
- G10L19/22—Mode decision, i.e. based on audio signal content versus external parameters
-
- 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
-
- 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
- G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Multimedia (AREA)
- Mathematical Physics (AREA)
- Quality & Reliability (AREA)
- Stereophonic System (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Time-Division Multiplex Systems (AREA)
- Information Transfer Systems (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Stereo-Broadcasting Methods (AREA)
Abstract
Aparatos y métodos para generar Corrientes de bits de audio codificadas, incluyendo metadatos de la estructura de la corriente (SSM) y/o metadatos de programa de información (PIM) y datos de audio en la corriente de bits. Otros aspectos son aparatos y métodos para decodificar dicha corriente de bits y una unidad de procesamiento de audio (por ejemplo, un codificador, decodificador o postprocesador) configurada (por, ejemplo, programada) para realizar cualquier modalidad del método o el que incluya la memoria buffer que almacena al menos una trama de una corriente de bits de audio generada de acuerdo con cualquier modalidad del método.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201361836865P | 2013-06-19 | 2013-06-19 | |
PCT/US2014/042168 WO2014204783A1 (en) | 2013-06-19 | 2014-06-12 | Audio encoder and decoder with program information or substream structure metadata |
Publications (2)
Publication Number | Publication Date |
---|---|
MX2015010477A MX2015010477A (es) | 2015-10-30 |
MX342981B true MX342981B (es) | 2016-10-20 |
Family
ID=49112574
Family Applications (5)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2015010477A MX342981B (es) | 2013-06-19 | 2014-06-12 | Codificador y decodificador de audio con programa de informacion o metadatos de la estructura de la subcorriente. |
MX2021012890A MX2021012890A (es) | 2013-06-19 | 2014-06-12 | Codificador y decodificador de audio con programa de informacion o metadatos de la estructura de la subcorriente. |
MX2016013745A MX367355B (es) | 2013-06-19 | 2014-06-12 | Codificador y decodificador de audio con programa de información o metadatos de la estructura de la subcorriente. |
MX2019009765A MX2019009765A (es) | 2013-06-19 | 2016-10-19 | Codificador y decodificador de audio con programa de informacion o metadatos de la estructura de la subcorriente. |
MX2022015201A MX2022015201A (es) | 2013-06-19 | 2016-10-19 | Codificador y decodificador de audio con programa de informacion o metadatos de la estructura de la subcorriente. |
Family Applications After (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2021012890A MX2021012890A (es) | 2013-06-19 | 2014-06-12 | Codificador y decodificador de audio con programa de informacion o metadatos de la estructura de la subcorriente. |
MX2016013745A MX367355B (es) | 2013-06-19 | 2014-06-12 | Codificador y decodificador de audio con programa de información o metadatos de la estructura de la subcorriente. |
MX2019009765A MX2019009765A (es) | 2013-06-19 | 2016-10-19 | Codificador y decodificador de audio con programa de informacion o metadatos de la estructura de la subcorriente. |
MX2022015201A MX2022015201A (es) | 2013-06-19 | 2016-10-19 | Codificador y decodificador de audio con programa de informacion o metadatos de la estructura de la subcorriente. |
Country Status (24)
Country | Link |
---|---|
US (7) | US10037763B2 (es) |
EP (3) | EP2954515B1 (es) |
JP (8) | JP3186472U (es) |
KR (7) | KR200478147Y1 (es) |
CN (10) | CN110473559B (es) |
AU (1) | AU2014281794B9 (es) |
BR (6) | BR112015019435B1 (es) |
CA (1) | CA2898891C (es) |
CL (1) | CL2015002234A1 (es) |
DE (1) | DE202013006242U1 (es) |
ES (2) | ES2674924T3 (es) |
FR (1) | FR3007564B3 (es) |
HK (3) | HK1204135A1 (es) |
IL (1) | IL239687A (es) |
IN (1) | IN2015MN01765A (es) |
MX (5) | MX342981B (es) |
MY (2) | MY171737A (es) |
PL (1) | PL2954515T3 (es) |
RU (4) | RU2619536C1 (es) |
SG (3) | SG10201604619RA (es) |
TR (1) | TR201808580T4 (es) |
TW (11) | TWM487509U (es) |
UA (1) | UA111927C2 (es) |
WO (1) | WO2014204783A1 (es) |
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2023
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2024
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