BRPI0717495A2 - Sistemas, métodos, e equipamentos para recuperação de apagamento de quadro. - Google Patents

Sistemas, métodos, e equipamentos para recuperação de apagamento de quadro.

Info

Publication number
BRPI0717495A2
BRPI0717495A2 BRPI0717495-0A2A BRPI0717495A BRPI0717495A2 BR PI0717495 A2 BRPI0717495 A2 BR PI0717495A2 BR PI0717495 A BRPI0717495 A BR PI0717495A BR PI0717495 A2 BRPI0717495 A2 BR PI0717495A2
Authority
BR
Brazil
Prior art keywords
frame
value
systems
equipment
methods
Prior art date
Application number
BRPI0717495-0A2A
Other languages
English (en)
Inventor
Venkatesh Krishnan
Ananthapadmanabhan Aasanipalai Kandhadai
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 BRPI0717495A2 publication Critical patent/BRPI0717495A2/pt
Publication of BRPI0717495B1 publication Critical patent/BRPI0717495B1/pt

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
    • G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
    • 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
    • G10L19/09—Long term prediction, i.e. removing periodical redundancies, e.g. by using adaptive codebook or pitch predictor
    • 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
    • G10L19/24—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)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Television Systems (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Circuits Of Receivers In General (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Detergent Compositions (AREA)
BRPI0717495-0A2 2006-10-06 2007-10-07 sistemas, métodos, e equipamentos para recuperação de apagamento de quadro BRPI0717495B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US82841406P 2006-10-06 2006-10-06
US11/868,351 US7877253B2 (en) 2006-10-06 2007-10-05 Systems, methods, and apparatus for frame erasure recovery
PCT/US2007/080653 WO2008043095A1 (en) 2006-10-06 2007-10-07 Systems, methods, and apparatus for frame erasure recovery

Publications (2)

Publication Number Publication Date
BRPI0717495A2 true BRPI0717495A2 (pt) 2014-04-22
BRPI0717495B1 BRPI0717495B1 (pt) 2019-12-10

Family

ID=39052629

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0717495-0A2 BRPI0717495B1 (pt) 2006-10-06 2007-10-07 sistemas, métodos, e equipamentos para recuperação de apagamento de quadro

Country Status (11)

Country Link
US (2) US7877253B2 (pt)
EP (2) EP2070082B1 (pt)
JP (1) JP5265553B2 (pt)
KR (1) KR101092267B1 (pt)
CN (1) CN101523484B (pt)
AT (1) ATE548726T1 (pt)
BR (1) BRPI0717495B1 (pt)
CA (1) CA2663385C (pt)
RU (1) RU2419167C2 (pt)
TW (1) TWI362031B (pt)
WO (1) WO2008043095A1 (pt)

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US7877253B2 (en) * 2006-10-06 2011-01-25 Qualcomm Incorporated Systems, methods, and apparatus for frame erasure recovery
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ES2391360T3 (es) * 2007-09-21 2012-11-23 France Telecom Ocultación de error de transmisión en una señal digital con distribución de la complejidad
TWI350653B (en) * 2007-10-19 2011-10-11 Realtek Semiconductor Corp Automatic gain control device and method
CN101437009B (zh) * 2007-11-15 2011-02-02 华为技术有限公司 丢包隐藏的方法及其系统
KR100998396B1 (ko) * 2008-03-20 2010-12-03 광주과학기술원 프레임 손실 은닉 방법, 프레임 손실 은닉 장치 및 음성송수신 장치
US8706479B2 (en) * 2008-11-14 2014-04-22 Broadcom Corporation Packet loss concealment for sub-band codecs
US8238861B2 (en) * 2009-01-26 2012-08-07 Qualcomm Incorporated Automatic gain control in a wireless communication network
US8838819B2 (en) * 2009-04-17 2014-09-16 Empirix Inc. Method for embedding meta-commands in normal network packets
US8924207B2 (en) * 2009-07-23 2014-12-30 Texas Instruments Incorporated Method and apparatus for transcoding audio data
US8321216B2 (en) * 2010-02-23 2012-11-27 Broadcom Corporation Time-warping of audio signals for packet loss concealment avoiding audible artifacts
US8990094B2 (en) * 2010-09-13 2015-03-24 Qualcomm Incorporated Coding and decoding a transient frame
SG192714A1 (en) 2011-02-14 2013-09-30 Fraunhofer Ges Forschung Apparatus and method for coding a portion of an audio signal using a transient detection and a quality result
CN103477387B (zh) 2011-02-14 2015-11-25 弗兰霍菲尔运输应用研究公司 使用频谱域噪声整形的基于线性预测的编码方案
PL2661745T3 (pl) * 2011-02-14 2015-09-30 Fraunhofer Ges Forschung Urządzenie i sposób do ukrywania błędów w zunifikowanym kodowaniu mowy i audio
KR101699898B1 (ko) 2011-02-14 2017-01-25 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 스펙트럼 영역에서 디코딩된 오디오 신호를 처리하기 위한 방법 및 장치
AU2012217184B2 (en) 2011-02-14 2015-07-30 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E. V. Encoding and decoding of pulse positions of tracks of an audio signal
CN102959620B (zh) 2011-02-14 2015-05-13 弗兰霍菲尔运输应用研究公司 利用重迭变换的信息信号表示
NO2669468T3 (pt) * 2011-05-11 2018-06-02
CN102800317B (zh) * 2011-05-25 2014-09-17 华为技术有限公司 信号分类方法及设备、编解码方法及设备
JP5805601B2 (ja) * 2011-09-30 2015-11-04 京セラ株式会社 装置、方法、及びプログラム
US9728200B2 (en) * 2013-01-29 2017-08-08 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for adaptive formant sharpening in linear prediction coding
US9208775B2 (en) * 2013-02-21 2015-12-08 Qualcomm Incorporated Systems and methods for determining pitch pulse period signal boundaries
US9842598B2 (en) * 2013-02-21 2017-12-12 Qualcomm Incorporated Systems and methods for mitigating potential frame instability
US10199044B2 (en) * 2013-03-20 2019-02-05 Nokia Technologies Oy Audio signal encoder comprising a multi-channel parameter selector
US9502044B2 (en) 2013-05-29 2016-11-22 Qualcomm Incorporated Compression of decomposed representations of a sound field
PT3011563T (pt) * 2013-06-21 2020-03-31 Fraunhofer Ges Forschung Descodificação de áudio com reconstrução de quadros corrompidos ou não recebidos usando tcx ltp
CN104299614B (zh) * 2013-07-16 2017-12-29 华为技术有限公司 解码方法和解码装置
US10614816B2 (en) * 2013-10-11 2020-04-07 Qualcomm Incorporated Systems and methods of communicating redundant frame information
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US10770087B2 (en) * 2014-05-16 2020-09-08 Qualcomm Incorporated Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals

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Also Published As

Publication number Publication date
EP2423916A3 (en) 2012-05-16
RU2419167C2 (ru) 2011-05-20
TW200832356A (en) 2008-08-01
US20080086302A1 (en) 2008-04-10
US20110082693A1 (en) 2011-04-07
JP5265553B2 (ja) 2013-08-14
EP2070082A1 (en) 2009-06-17
US8825477B2 (en) 2014-09-02
CN101523484B (zh) 2012-01-25
KR101092267B1 (ko) 2011-12-13
EP2423916A2 (en) 2012-02-29
EP2070082B1 (en) 2012-03-07
CA2663385A1 (en) 2008-04-10
US7877253B2 (en) 2011-01-25
ATE548726T1 (de) 2012-03-15
JP2010506221A (ja) 2010-02-25
WO2008043095A1 (en) 2008-04-10
CA2663385C (en) 2013-07-02
EP2423916B1 (en) 2013-09-04
KR20090082383A (ko) 2009-07-30
RU2009117181A (ru) 2010-11-20
CN101523484A (zh) 2009-09-02
TWI362031B (en) 2012-04-11
BRPI0717495B1 (pt) 2019-12-10

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06T Formal requirements before examination [chapter 6.20 patent gazette]
B15K Others concerning applications: alteration of classification

Free format text: A CLASSIFICACAO ANTERIOR ERA: G10L 19/00

Ipc: G10L 19/005 (2013.01)

B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 10/12/2019, OBSERVADAS AS CONDICOES LEGAIS. (CO) 10 (DEZ) ANOS CONTADOS A PARTIR DE 10/12/2019, OBSERVADAS AS CONDICOES LEGAIS