MX2017015416A - Generacion de señal de banda alta. - Google Patents
Generacion de señal de banda alta.Info
- Publication number
- MX2017015416A MX2017015416A MX2017015416A MX2017015416A MX2017015416A MX 2017015416 A MX2017015416 A MX 2017015416A MX 2017015416 A MX2017015416 A MX 2017015416A MX 2017015416 A MX2017015416 A MX 2017015416A MX 2017015416 A MX2017015416 A MX 2017015416A
- Authority
- MX
- Mexico
- Prior art keywords
- excitation signal
- band excitation
- signal generator
- bandwidth
- audio stream
- Prior art date
Links
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 title 1
- 230000005284 excitation Effects 0.000 abstract 5
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
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
- G10L19/083—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being an excitation gain
-
- 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
-
- 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
- G10L19/0204—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 using subband decomposition
-
- 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
- G10L19/03—Spectral prediction for preventing pre-echo; Temporary noise shaping [TNS], e.g. in MPEG2 or MPEG4
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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
- G10L19/04—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
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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
- G10L19/26—Pre-filtering or post-filtering
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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
- 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
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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
- G10L19/18—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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Computational Linguistics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Quality & Reliability (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Circuits Of Receivers In General (AREA)
- Control Of Amplification And Gain Control (AREA)
- Circuit For Audible Band Transducer (AREA)
- Stereo-Broadcasting Methods (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Abstract
Un dispositivo para procesamiento de señal incluye un receptor y un generador de señal de excitación de banda alta; el receptor está configurado para recibir un parámetro asociado con una corriente de audio de ancho de banda extendido; el generador de señal de excitación de banda alta está configurado para determinar un valor del parámetro; el generador de señal de excitación de banda alta también está configurado para seleccionar, con base en el valor del parámetro, una de la información de ganancia objetivo asociada con la corriente de audio de ancho de banda extendido o información de filtro asociada con la corriente de audio de ancho de banda extendido; el generador de señal de excitación de banda alta además está configurado para generar una señal de excitación de banda alta con base en una de la información de ganancia objetivo o la información de filtro.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201562181702P | 2015-06-18 | 2015-06-18 | |
US201562241065P | 2015-10-13 | 2015-10-13 | |
US15/164,619 US9837089B2 (en) | 2015-06-18 | 2016-05-25 | High-band signal generation |
PCT/US2016/034453 WO2016204956A1 (en) | 2015-06-18 | 2016-05-26 | High-band signal generation |
Publications (1)
Publication Number | Publication Date |
---|---|
MX2017015416A true MX2017015416A (es) | 2018-03-01 |
Family
ID=56121190
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2017015416A MX2017015416A (es) | 2015-06-18 | 2016-05-26 | Generacion de señal de banda alta. |
Country Status (20)
Country | Link |
---|---|
US (1) | US9837089B2 (es) |
EP (1) | EP3311381B1 (es) |
JP (1) | JP6794379B2 (es) |
KR (1) | KR101951588B1 (es) |
CN (1) | CN107787510B (es) |
AU (1) | AU2016278851B2 (es) |
BR (1) | BR112017027364B1 (es) |
CA (1) | CA2986435C (es) |
CL (1) | CL2017003157A1 (es) |
CO (1) | CO2017012876A2 (es) |
HK (1) | HK1245494B (es) |
MX (1) | MX2017015416A (es) |
MY (1) | MY182303A (es) |
NZ (1) | NZ737172A (es) |
PH (1) | PH12017502232A1 (es) |
RU (1) | RU2667460C1 (es) |
SA (1) | SA517390520B1 (es) |
TW (1) | TWI631555B (es) |
WO (1) | WO2016204956A1 (es) |
ZA (1) | ZA201708559B (es) |
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KR102271852B1 (ko) * | 2013-11-02 | 2021-07-01 | 삼성전자주식회사 | 광대역 신호 생성방법 및 장치와 이를 채용하는 기기 |
US9564141B2 (en) | 2014-02-13 | 2017-02-07 | Qualcomm Incorporated | Harmonic bandwidth extension of audio signals |
US10847170B2 (en) | 2015-06-18 | 2020-11-24 | Qualcomm Incorporated | Device and method for generating a high-band signal from non-linearly processed sub-ranges |
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EP3311381B1 (en) | 2024-04-03 |
CN107787510B (zh) | 2019-08-30 |
CA2986435A1 (en) | 2016-12-22 |
TWI631555B (zh) | 2018-08-01 |
JP6794379B2 (ja) | 2020-12-02 |
TW201705126A (zh) | 2017-02-01 |
RU2667460C1 (ru) | 2018-09-19 |
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BR112017027364B1 (pt) | 2023-12-26 |
EP3311381A1 (en) | 2018-04-25 |
CN107787510A (zh) | 2018-03-09 |
SA517390520B1 (ar) | 2020-07-19 |
PH12017502232A1 (en) | 2018-06-11 |
ZA201708559B (en) | 2020-01-29 |
MY182303A (en) | 2021-01-18 |
KR20180019583A (ko) | 2018-02-26 |
JP2018522272A (ja) | 2018-08-09 |
US20160372125A1 (en) | 2016-12-22 |
AU2016278851A1 (en) | 2017-11-30 |
EP3311381C0 (en) | 2024-04-03 |
KR101951588B1 (ko) | 2019-02-22 |
CL2017003157A1 (es) | 2018-06-01 |
BR112017027364A2 (es) | 2018-08-21 |
CA2986435C (en) | 2019-05-28 |
AU2016278851B2 (en) | 2019-05-16 |
US9837089B2 (en) | 2017-12-05 |
NZ737172A (en) | 2019-10-25 |
HK1245494B (zh) | 2020-06-26 |
WO2016204956A1 (en) | 2016-12-22 |
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