CL2016002430A1 - Aparato y métodos de conmutación de tecnologías de codificación en un dispositivo - Google Patents

Aparato y métodos de conmutación de tecnologías de codificación en un dispositivo

Info

Publication number
CL2016002430A1
CL2016002430A1 CL2016002430A CL2016002430A CL2016002430A1 CL 2016002430 A1 CL2016002430 A1 CL 2016002430A1 CL 2016002430 A CL2016002430 A CL 2016002430A CL 2016002430 A CL2016002430 A CL 2016002430A CL 2016002430 A1 CL2016002430 A1 CL 2016002430A1
Authority
CL
Chile
Prior art keywords
coding
audio signal
switching methods
coding technologies
section
Prior art date
Application number
CL2016002430A
Other languages
English (en)
Inventor
Venkatraman S Atti
Venkatesh Krishnan
Original Assignee
Qualcomm Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of CL2016002430A1 publication Critical patent/CL2016002430A1/es

Links

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
    • 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
    • G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] 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
    • G10L19/04—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
    • G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

<p>UN METODO PARTICULAR INCLUYE CODIFICAR UNA PRIMERA TRAMA DO UNA SEÑAL DE AUDIO UTILIZANDO UN PRIMER CODIFICADOR, EL METODO TAMBIEN INCLUYE GENERAR, DURANTE LA CODIFICACION DE LA PRIMERA TRAMA, UNA SEÑAL DE BANDA BASE QUE INCLUYE CONTENIDO CORRESPONDIENTE A UNA PORCION DE BANDA ALTA DE LA SEÑAL DE AUDIO, EL METODO ADEMAS INCLUYE CODIFICAR UNA SEGUNDA TRAMA DE LA SEÑAL DE AUDIO UTILIZANDO UN SEGUNDO CODIFICADOR, DONDE LA CODIFICACION DE LA SEGUNDA TRAMA INCLUYE PROCESAR LA SEÑAL DE BANDA BASE PARA GENERAR PARAMETROS DE BANDA ALTA ASOCIADOS CON LA SEGUNDA TRAMA.</p>
CL2016002430A 2014-03-31 2016-09-27 Aparato y métodos de conmutación de tecnologías de codificación en un dispositivo CL2016002430A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201461973028P 2014-03-31 2014-03-31
US14/671,757 US9685164B2 (en) 2014-03-31 2015-03-27 Systems and methods of switching coding technologies at a device

Publications (1)

Publication Number Publication Date
CL2016002430A1 true CL2016002430A1 (es) 2017-02-17

Family

ID=54191285

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2016002430A CL2016002430A1 (es) 2014-03-31 2016-09-27 Aparato y métodos de conmutación de tecnologías de codificación en un dispositivo

Country Status (25)

Country Link
US (1) US9685164B2 (es)
EP (1) EP3127112B1 (es)
JP (1) JP6258522B2 (es)
KR (1) KR101872138B1 (es)
CN (1) CN106133832B (es)
AU (1) AU2015241092B2 (es)
BR (1) BR112016022764B1 (es)
CA (1) CA2941025C (es)
CL (1) CL2016002430A1 (es)
DK (1) DK3127112T3 (es)
ES (1) ES2688037T3 (es)
HU (1) HUE039636T2 (es)
MX (1) MX355917B (es)
MY (1) MY183933A (es)
NZ (1) NZ723532A (es)
PH (1) PH12016501882B1 (es)
PL (1) PL3127112T3 (es)
PT (1) PT3127112T (es)
RU (1) RU2667973C2 (es)
SA (1) SA516371927B1 (es)
SG (1) SG11201606852UA (es)
SI (1) SI3127112T1 (es)
TW (1) TW201603005A (es)
WO (1) WO2015153491A1 (es)
ZA (1) ZA201606744B (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI546799B (zh) 2013-04-05 2016-08-21 杜比國際公司 音頻編碼器及解碼器
US9984699B2 (en) 2014-06-26 2018-05-29 Qualcomm Incorporated High-band signal coding using mismatched frequency ranges
KR20180081504A (ko) * 2015-11-09 2018-07-16 소니 주식회사 디코드 장치, 디코드 방법, 및 프로그램
US9978381B2 (en) * 2016-02-12 2018-05-22 Qualcomm Incorporated Encoding of multiple audio signals
US10362423B2 (en) * 2016-10-13 2019-07-23 Qualcomm Incorporated Parametric audio decoding
CN111709872B (zh) * 2020-05-19 2022-09-23 北京航空航天大学 一种图三角形计数算法的自旋存内计算架构

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US5956674A (en) * 1995-12-01 1999-09-21 Digital Theater Systems, Inc. Multi-channel predictive subband audio coder using psychoacoustic adaptive bit allocation in frequency, time and over the multiple channels
AU3372199A (en) * 1998-03-30 1999-10-18 Voxware, Inc. Low-complexity, low-delay, scalable and embedded speech and audio coding with adaptive frame loss concealment
US7236688B2 (en) * 2000-07-26 2007-06-26 Matsushita Electric Industrial Co., Ltd. Signal processing method and signal processing apparatus
JP2005244299A (ja) * 2004-02-24 2005-09-08 Sony Corp 記録再生装置、記録方法および再生方法、並びに、プログラム
US7463901B2 (en) * 2004-08-13 2008-12-09 Telefonaktiebolaget Lm Ericsson (Publ) Interoperability for wireless user devices with different speech processing formats
KR20070115637A (ko) 2006-06-03 2007-12-06 삼성전자주식회사 대역폭 확장 부호화 및 복호화 방법 및 장치
EP2239731B1 (en) * 2008-01-25 2018-10-31 III Holdings 12, LLC Encoding device, decoding device, and method thereof
CN102105930B (zh) 2008-07-11 2012-10-03 弗朗霍夫应用科学研究促进协会 用于编码采样音频信号的帧的音频编码器和解码器
BRPI0910511B1 (pt) * 2008-07-11 2021-06-01 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Aparelho e método para decodificar e codificar um sinal de áudio
EP2146343A1 (en) * 2008-07-16 2010-01-20 Deutsche Thomson OHG Method and apparatus for synchronizing highly compressed enhancement layer data
EP2224433B1 (en) * 2008-09-25 2020-05-27 Lg Electronics Inc. An apparatus for processing an audio signal and method thereof
JP4977157B2 (ja) 2009-03-06 2012-07-18 株式会社エヌ・ティ・ティ・ドコモ 音信号符号化方法、音信号復号方法、符号化装置、復号装置、音信号処理システム、音信号符号化プログラム、及び、音信号復号プログラム
MY163358A (en) * 2009-10-08 2017-09-15 Fraunhofer-Gesellschaft Zur Förderung Der Angenwandten Forschung E V Multi-mode audio signal decoder,multi-mode audio signal encoder,methods and computer program using a linear-prediction-coding based noise shaping
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Also Published As

Publication number Publication date
HUE039636T2 (hu) 2019-01-28
EP3127112A1 (en) 2017-02-08
MX2016012522A (es) 2017-01-09
EP3127112B1 (en) 2018-06-20
AU2015241092B2 (en) 2018-05-10
DK3127112T3 (en) 2018-09-17
AU2015241092A1 (en) 2016-09-08
SG11201606852UA (en) 2016-10-28
RU2667973C2 (ru) 2018-09-25
HK1226546A1 (zh) 2017-09-29
KR20160138472A (ko) 2016-12-05
RU2016137922A3 (es) 2018-05-30
JP6258522B2 (ja) 2018-01-10
BR112016022764A2 (pt) 2017-08-15
BR112016022764B1 (pt) 2022-11-29
SA516371927B1 (ar) 2020-05-31
KR101872138B1 (ko) 2018-06-27
WO2015153491A1 (en) 2015-10-08
RU2016137922A (ru) 2018-05-07
CN106133832B (zh) 2019-10-25
TW201603005A (zh) 2016-01-16
CA2941025A1 (en) 2015-10-08
US9685164B2 (en) 2017-06-20
US20150279382A1 (en) 2015-10-01
SI3127112T1 (en) 2018-08-31
CA2941025C (en) 2018-09-25
ES2688037T3 (es) 2018-10-30
ZA201606744B (en) 2018-05-30
PT3127112T (pt) 2018-10-19
MY183933A (en) 2021-03-17
PH12016501882B1 (en) 2022-09-02
CN106133832A (zh) 2016-11-16
PL3127112T3 (pl) 2018-12-31
PH12016501882A1 (en) 2016-12-19
JP2017511503A (ja) 2017-04-20
MX355917B (es) 2018-05-04
NZ723532A (en) 2019-05-31
BR112016022764A8 (pt) 2021-07-06

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