DK3550562T3 - Fremgangsmåder og indretninger til DTX-hangover i audiokodning - Google Patents

Fremgangsmåder og indretninger til DTX-hangover i audiokodning Download PDF

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Publication number
DK3550562T3
DK3550562T3 DK19173460.7T DK19173460T DK3550562T3 DK 3550562 T3 DK3550562 T3 DK 3550562T3 DK 19173460 T DK19173460 T DK 19173460T DK 3550562 T3 DK3550562 T3 DK 3550562T3
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DK
Denmark
Prior art keywords
methods
devices
audio coding
dtx hangover
hangover
Prior art date
Application number
DK19173460.7T
Other languages
English (en)
Inventor
Stefan Bruhn
Martin Sehlstedt
Toftgård Tomas Jansson
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of DK3550562T3 publication Critical patent/DK3550562T3/da

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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
    • G10L19/012—Comfort noise or silence 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
    • 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
    • G10L19/02—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
    • G10L19/16—Vocoder architecture
    • G10L19/173—Transcoding, i.e. converting between two coded representations avoiding cascaded coding-decoding
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
    • G10L25/51—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use for comparison or discrimination
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
    • G10L25/69—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use for evaluating synthetic or decoded voice signals
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/78—Detection of presence or absence of voice signals
    • G10L25/84—Detection of presence or absence of voice signals for discriminating voice from noise

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)
  • Mobile Radio Communication Systems (AREA)
  • Telephonic Communication Services (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
DK19173460.7T 2013-02-22 2013-12-12 Fremgangsmåder og indretninger til DTX-hangover i audiokodning DK3550562T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361768028P 2013-02-22 2013-02-22
EP16173655.8A EP3086319B1 (en) 2013-02-22 2013-12-12 Methods and apparatuses for dtx hangover in audio coding

Publications (1)

Publication Number Publication Date
DK3550562T3 true DK3550562T3 (da) 2020-11-23

Family

ID=49943486

Family Applications (1)

Application Number Title Priority Date Filing Date
DK19173460.7T DK3550562T3 (da) 2013-02-22 2013-12-12 Fremgangsmåder og indretninger til DTX-hangover i audiokodning

Country Status (9)

Country Link
US (4) US10319386B2 (da)
EP (3) EP2959480B1 (da)
CN (2) CN105009208B (da)
BR (1) BR112015019988B1 (da)
DK (1) DK3550562T3 (da)
ES (3) ES2844223T3 (da)
PL (2) PL3550562T3 (da)
TR (1) TR201909562T4 (da)
WO (1) WO2014129949A1 (da)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105225668B (zh) * 2013-05-30 2017-05-10 华为技术有限公司 信号编码方法及设备
US9775110B2 (en) * 2014-05-30 2017-09-26 Apple Inc. Power save for volte during silence periods
US20170287505A1 (en) * 2014-09-03 2017-10-05 Samsung Electronics Co., Ltd. Method and apparatus for learning and recognizing audio signal
US10805191B2 (en) 2018-12-14 2020-10-13 At&T Intellectual Property I, L.P. Systems and methods for analyzing performance silence packets
GB2595891A (en) * 2020-06-10 2021-12-15 Nokia Technologies Oy Adapting multi-source inputs for constant rate encoding
JP7614328B2 (ja) * 2020-07-30 2025-01-15 フラウンホーファー－ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン オーディオ信号を符号化する、又は符号化オーディオシーンを復号化する装置、方法及びコンピュータープログラム

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE507370C2 (sv) 1996-09-13 1998-05-18 Ericsson Telefon Ab L M Metod och anordning för att alstra komfortbrus i linjärprediktiv talavkodare
SE520723C2 (sv) * 1998-09-01 2003-08-19 Abb Ab Förfarande samt anordning för utförande av på magnetism baserade mätningar
US6889187B2 (en) * 2000-12-28 2005-05-03 Nortel Networks Limited Method and apparatus for improved voice activity detection in a packet voice network
US6631139B2 (en) 2001-01-31 2003-10-07 Qualcomm Incorporated Method and apparatus for interoperability between voice transmission systems during speech inactivity
US7406096B2 (en) * 2002-12-06 2008-07-29 Qualcomm Incorporated Tandem-free intersystem voice communication
CN1617605A (zh) * 2003-11-12 2005-05-18 皇家飞利浦电子股份有限公司 一种在语音信道传输非语音数据的方法及装置
ATE523874T1 (de) * 2005-03-24 2011-09-15 Mindspeed Tech Inc Adaptive stimmenmodus-erweiterung für einen stimmenaktivitäts-detektor
US7231348B1 (en) * 2005-03-24 2007-06-12 Mindspeed Technologies, Inc. Tone detection algorithm for a voice activity detector
WO2006136901A2 (en) * 2005-06-18 2006-12-28 Nokia Corporation System and method for adaptive transmission of comfort noise parameters during discontinuous speech transmission
US7610197B2 (en) * 2005-08-31 2009-10-27 Motorola, Inc. Method and apparatus for comfort noise generation in speech communication systems
EP1982328A1 (en) * 2006-02-06 2008-10-22 Telefonaktiebolaget LM Ericsson (publ) Variable frame offset coding
US8260609B2 (en) * 2006-07-31 2012-09-04 Qualcomm Incorporated Systems, methods, and apparatus for wideband encoding and decoding of inactive frames
DE602006013359D1 (de) * 2006-09-13 2010-05-12 Ericsson Telefon Ab L M Ender und empfänger
JP5097219B2 (ja) * 2007-03-02 2012-12-12 テレフオンアクチーボラゲット エル エム エリクソン（パブル） 非因果性ポストフィルタ
EP2945158B1 (en) * 2007-03-05 2019-12-25 Telefonaktiebolaget LM Ericsson (publ) Method and arrangement for smoothing of stationary background noise
US20100106490A1 (en) * 2007-03-29 2010-04-29 Jonas Svedberg Method and Speech Encoder with Length Adjustment of DTX Hangover Period
CN102760441B (zh) * 2007-06-05 2014-03-12 华为技术有限公司 一种背景噪声编码/解码装置、方法和通信设备
US8380525B2 (en) * 2007-06-25 2013-02-19 Telefonaktiebolaget Lm Ericsson (Publ) Continued telecommunication with weak links
US8090588B2 (en) 2007-08-31 2012-01-03 Nokia Corporation System and method for providing AMR-WB DTX synchronization
CN101430880A (zh) * 2007-11-07 2009-05-13 华为技术有限公司 一种背景噪声的编解码方法和装置
DE102008009718A1 (de) * 2008-02-19 2009-08-20 Siemens Enterprise Communications Gmbh & Co. Kg Verfahren und Mittel zur Enkodierung von Hintergrundrauschinformationen
CN101335000B (zh) * 2008-03-26 2010-04-21 华为技术有限公司 编码的方法及装置
CN101651752B (zh) * 2008-03-26 2012-11-21 华为技术有限公司 解码的方法及装置
ES2406422T3 (es) * 2008-06-24 2013-06-06 Telefonaktiebolaget L M Ericsson (Publ) Esquema multimodo para codificación mejorada de audio
US9449614B2 (en) * 2009-08-14 2016-09-20 Skype Controlling multi-party communications
MA37890B1 (fr) * 2012-09-11 2017-11-30 Ericsson Telefon Ab L M Génération de bruit de confort

Also Published As

Publication number Publication date
US20190267014A1 (en) 2019-08-29
EP3550562B1 (en) 2020-10-28
CN110010141A (zh) 2019-07-12
US20230080183A1 (en) 2023-03-16
PL2959480T3 (pl) 2016-12-30
US20250363999A1 (en) 2025-11-27
BR112015019988B1 (pt) 2021-01-05
CN105009208B (zh) 2019-01-18
US20160005409A1 (en) 2016-01-07
EP3550562A1 (en) 2019-10-09
PL3550562T3 (pl) 2021-05-31
ES2586635T3 (es) 2016-10-17
EP2959480A1 (en) 2015-12-30
US12354613B2 (en) 2025-07-08
BR112015019988A2 (pt) 2017-07-18
TR201909562T4 (tr) 2019-07-22
ES2844223T3 (es) 2021-07-21
EP3086319A1 (en) 2016-10-26
WO2014129949A1 (en) 2014-08-28
US10319386B2 (en) 2019-06-11
CN105009208A (zh) 2015-10-28
EP3086319B1 (en) 2019-06-12
US11475903B2 (en) 2022-10-18
ES2748144T3 (es) 2020-03-13
EP2959480B1 (en) 2016-06-15
CN110010141B (zh) 2023-12-26

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