ATE364220T1 - Verfahren und vorrichtung zur verschleierung von rahmenausfall von prädiktionskodierter sprache unter verwendung von extrapolation der wellenform - Google Patents
Verfahren und vorrichtung zur verschleierung von rahmenausfall von prädiktionskodierter sprache unter verwendung von extrapolation der wellenformInfo
- Publication number
- ATE364220T1 ATE364220T1 AT02255730T AT02255730T ATE364220T1 AT E364220 T1 ATE364220 T1 AT E364220T1 AT 02255730 T AT02255730 T AT 02255730T AT 02255730 T AT02255730 T AT 02255730T AT E364220 T1 ATE364220 T1 AT E364220T1
- Authority
- AT
- Austria
- Prior art keywords
- frame losing
- prediction coded
- waveform extrapolation
- concealing frame
- frame
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 238000013213 extrapolation Methods 0.000 title 1
- 230000002194 synthesizing effect Effects 0.000 abstract 1
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
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)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US31278901P | 2001-08-17 | 2001-08-17 | |
| US34437402P | 2002-01-04 | 2002-01-04 | |
| US10/183,608 US7711563B2 (en) | 2001-08-17 | 2002-06-28 | Method and system for frame erasure concealment for predictive speech coding based on extrapolation of speech waveform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE364220T1 true ATE364220T1 (de) | 2007-06-15 |
Family
ID=27391707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT02255730T ATE364220T1 (de) | 2001-08-17 | 2002-08-16 | Verfahren und vorrichtung zur verschleierung von rahmenausfall von prädiktionskodierter sprache unter verwendung von extrapolation der wellenform |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US7711563B2 (de) |
| EP (1) | EP1288916B1 (de) |
| AT (1) | ATE364220T1 (de) |
| DE (1) | DE60220485T2 (de) |
Families Citing this family (35)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2398982B (en) * | 2003-02-27 | 2005-05-18 | Motorola Inc | Speech communication unit and method for synthesising speech therein |
| US7324937B2 (en) | 2003-10-24 | 2008-01-29 | Broadcom Corporation | Method for packet loss and/or frame erasure concealment in a voice communication system |
| US7519535B2 (en) | 2005-01-31 | 2009-04-14 | Qualcomm Incorporated | Frame erasure concealment in voice communications |
| WO2006079348A1 (en) * | 2005-01-31 | 2006-08-03 | Sonorit Aps | Method for generating concealment frames in communication system |
| KR100612889B1 (ko) * | 2005-02-05 | 2006-08-14 | 삼성전자주식회사 | 선스펙트럼 쌍 파라미터 복원 방법 및 장치와 그 음성복호화 장치 |
| US7483386B2 (en) * | 2005-03-31 | 2009-01-27 | Alcatel-Lucent Usa Inc. | Adaptive threshold setting for discontinuous transmission detection |
| US7930176B2 (en) * | 2005-05-20 | 2011-04-19 | Broadcom Corporation | Packet loss concealment for block-independent speech codecs |
| US7395202B2 (en) * | 2005-06-09 | 2008-07-01 | Motorola, Inc. | Method and apparatus to facilitate vocoder erasure processing |
| KR100723409B1 (ko) * | 2005-07-27 | 2007-05-30 | 삼성전자주식회사 | 프레임 소거 은닉장치 및 방법, 및 이를 이용한 음성복호화 방법 및 장치 |
| US7957960B2 (en) * | 2005-10-20 | 2011-06-07 | Broadcom Corporation | Audio time scale modification using decimation-based synchronized overlap-add algorithm |
| JP4673411B2 (ja) | 2005-11-07 | 2011-04-20 | 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) | 移動通信ネットワークにおける方法および装置 |
| US8160874B2 (en) * | 2005-12-27 | 2012-04-17 | Panasonic Corporation | Speech frame loss compensation using non-cyclic-pulse-suppressed version of previous frame excitation as synthesis filter source |
| US8015000B2 (en) * | 2006-08-03 | 2011-09-06 | Broadcom Corporation | Classification-based frame loss concealment for audio signals |
| US8280728B2 (en) * | 2006-08-11 | 2012-10-02 | Broadcom Corporation | Packet loss concealment for a sub-band predictive coder based on extrapolation of excitation waveform |
| WO2008022181A2 (en) * | 2006-08-15 | 2008-02-21 | Broadcom Corporation | Updating of decoder states after packet loss concealment |
| CN101361113B (zh) * | 2006-08-15 | 2011-11-30 | 美国博通公司 | 丢包后的约束和受控解码 |
| BRPI0718423B1 (pt) * | 2006-10-20 | 2020-03-10 | France Telecom | Método para sintetizar um sinal de áudio digital, dispositivo de síntese de sinal de áudio digital, dispositivo para receber um sinal de áudio digital, e memória de um dispositivo de síntese de sinal de áudio digital |
| GB0704622D0 (en) * | 2007-03-09 | 2007-04-18 | Skype Ltd | Speech coding system and method |
| WO2008146466A1 (ja) * | 2007-05-24 | 2008-12-04 | Panasonic Corporation | オーディオ復号装置、オーディオ復号方法、プログラム及び集積回路 |
| US8078456B2 (en) * | 2007-06-06 | 2011-12-13 | Broadcom Corporation | Audio time scale modification algorithm for dynamic playback speed control |
| CN101325537B (zh) * | 2007-06-15 | 2012-04-04 | 华为技术有限公司 | 一种丢帧隐藏的方法和设备 |
| US8386246B2 (en) * | 2007-06-27 | 2013-02-26 | Broadcom Corporation | Low-complexity frame erasure concealment |
| CN101207665B (zh) * | 2007-11-05 | 2010-12-08 | 华为技术有限公司 | 一种衰减因子的获取方法 |
| US8706479B2 (en) * | 2008-11-14 | 2014-04-22 | Broadcom Corporation | Packet loss concealment for sub-band codecs |
| US8903730B2 (en) * | 2009-10-02 | 2014-12-02 | Stmicroelectronics Asia Pacific Pte Ltd | Content feature-preserving and complexity-scalable system and method to modify time scaling of digital audio signals |
| US9076439B2 (en) * | 2009-10-23 | 2015-07-07 | Broadcom Corporation | Bit error management and mitigation for sub-band coding |
| AR085218A1 (es) * | 2011-02-14 | 2013-09-18 | Fraunhofer Ges Forschung | Aparato y metodo para ocultamiento de error en voz unificada con bajo retardo y codificacion de audio |
| AU2012217216B2 (en) | 2011-02-14 | 2015-09-17 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for coding a portion of an audio signal using a transient detection and a quality result |
| EP2676266B1 (de) | 2011-02-14 | 2015-03-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Auf linearer Prädiktionscodierung basierendes Codierschema unter Verwendung von Spektralbereichsrauschformung |
| ES2458436T3 (es) | 2011-02-14 | 2014-05-05 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Representación de señal de información utilizando transformada superpuesta |
| AR085362A1 (es) | 2011-02-14 | 2013-09-25 | Fraunhofer Ges Forschung | Aparato y metodo para procesar una señal de audio decodificada en un dominio espectral |
| PL2676267T3 (pl) | 2011-02-14 | 2017-12-29 | Fraunhofergesellschaft Zur Förderung Der Angewandten Forschung E V | Kodowanie i dekodowanie pozycji impulsów ścieżek sygnału audio |
| US9123328B2 (en) * | 2012-09-26 | 2015-09-01 | Google Technology Holdings LLC | Apparatus and method for audio frame loss recovery |
| EP3432304B1 (de) | 2013-02-13 | 2020-06-17 | Telefonaktiebolaget LM Ericsson (publ) | Rahmenfehlerverschleierung |
| CN106254888B (zh) * | 2015-06-09 | 2020-06-02 | 同济大学 | 一种图像编码及解码方法、图像处理设备 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5574825A (en) * | 1994-03-14 | 1996-11-12 | Lucent Technologies Inc. | Linear prediction coefficient generation during frame erasure or packet loss |
| US5550543A (en) | 1994-10-14 | 1996-08-27 | Lucent Technologies Inc. | Frame erasure or packet loss compensation method |
| US5699485A (en) * | 1995-06-07 | 1997-12-16 | Lucent Technologies Inc. | Pitch delay modification during frame erasures |
| US5907822A (en) * | 1997-04-04 | 1999-05-25 | Lincom Corporation | Loss tolerant speech decoder for telecommunications |
| US6810377B1 (en) | 1998-06-19 | 2004-10-26 | Comsat Corporation | Lost frame recovery techniques for parametric, LPC-based speech coding systems |
| US6507814B1 (en) * | 1998-08-24 | 2003-01-14 | Conexant Systems, Inc. | Pitch determination using speech classification and prior pitch estimation |
-
2002
- 2002-06-28 US US10/183,608 patent/US7711563B2/en not_active Expired - Fee Related
- 2002-08-16 AT AT02255730T patent/ATE364220T1/de not_active IP Right Cessation
- 2002-08-16 DE DE60220485T patent/DE60220485T2/de not_active Expired - Lifetime
- 2002-08-16 EP EP02255730A patent/EP1288916B1/de not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US7711563B2 (en) | 2010-05-04 |
| EP1288916A2 (de) | 2003-03-05 |
| EP1288916B1 (de) | 2007-06-06 |
| EP1288916A3 (de) | 2004-12-15 |
| US20030074197A1 (en) | 2003-04-17 |
| DE60220485T2 (de) | 2008-02-07 |
| DE60220485D1 (de) | 2007-07-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |