ATE262723T1 - Verbesserte verfahren zur rückgewinnung verlorener datenrahmen für ein lpc-basiertes, parametrisches sprachkodierungsystem. - Google Patents
Verbesserte verfahren zur rückgewinnung verlorener datenrahmen für ein lpc-basiertes, parametrisches sprachkodierungsystem.Info
- Publication number
- ATE262723T1 ATE262723T1 AT99930163T AT99930163T ATE262723T1 AT E262723 T1 ATE262723 T1 AT E262723T1 AT 99930163 T AT99930163 T AT 99930163T AT 99930163 T AT99930163 T AT 99930163T AT E262723 T1 ATE262723 T1 AT E262723T1
- Authority
- AT
- Austria
- Prior art keywords
- data frame
- improved methods
- coding system
- lost data
- voice coding
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 238000011084 recovery Methods 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)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Time-Division Multiplex Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/099,952 US6810377B1 (en) | 1998-06-19 | 1998-06-19 | Lost frame recovery techniques for parametric, LPC-based speech coding systems |
PCT/US1999/012804 WO1999066494A1 (en) | 1998-06-19 | 1999-06-16 | Improved lost frame recovery techniques for parametric, lpc-based speech coding systems |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE262723T1 true ATE262723T1 (de) | 2004-04-15 |
Family
ID=22277389
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT99930163T ATE262723T1 (de) | 1998-06-19 | 1999-06-16 | Verbesserte verfahren zur rückgewinnung verlorener datenrahmen für ein lpc-basiertes, parametrisches sprachkodierungsystem. |
Country Status (8)
Country | Link |
---|---|
US (1) | US6810377B1 (de) |
EP (1) | EP1088205B1 (de) |
AT (1) | ATE262723T1 (de) |
AU (1) | AU755258B2 (de) |
CA (1) | CA2332596C (de) |
DE (1) | DE69915830T2 (de) |
ES (1) | ES2217772T3 (de) |
WO (1) | WO1999066494A1 (de) |
Families Citing this family (58)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6661793B1 (en) * | 1999-01-19 | 2003-12-09 | Vocaltec Communications Ltd. | Method and apparatus for reconstructing media |
EP1086451B1 (de) * | 1999-04-19 | 2004-12-08 | AT & T Corp. | Verfahren zur verschleierung von rahmenausfall |
US7117156B1 (en) | 1999-04-19 | 2006-10-03 | At&T Corp. | Method and apparatus for performing packet loss or frame erasure concealment |
US7047190B1 (en) * | 1999-04-19 | 2006-05-16 | At&Tcorp. | Method and apparatus for performing packet loss or frame erasure concealment |
US6636829B1 (en) * | 1999-09-22 | 2003-10-21 | Mindspeed Technologies, Inc. | Speech communication system and method for handling lost frames |
US6959274B1 (en) * | 1999-09-22 | 2005-10-25 | Mindspeed Technologies, Inc. | Fixed rate speech compression system and method |
US20020075857A1 (en) * | 1999-12-09 | 2002-06-20 | Leblanc Wilfrid | Jitter buffer and lost-frame-recovery interworking |
WO2001054116A1 (en) * | 2000-01-24 | 2001-07-26 | Nokia Inc. | System for lost packet recovery in voice over internet protocol based on time domain interpolation |
FR2804813B1 (fr) * | 2000-02-03 | 2002-09-06 | Cit Alcatel | Procede de codage facilitant la restitution sonore des signaux de parole numerises transmis a un terminal d'abonne lors d'une communication telephonique par transmission de paquets et equipement mettant en oeuvre ce procede |
EP1168705A1 (de) * | 2000-06-30 | 2002-01-02 | Koninklijke Philips Electronics N.V. | Vorrichtung und verfahren zum Erkennung von Sprachrahmen schlechter Qualität |
EP1199709A1 (de) * | 2000-10-20 | 2002-04-24 | Telefonaktiebolaget Lm Ericsson | Fehlerverdeckung in Bezug auf die Dekodierung von kodierten akustischen Signalen |
EP1199711A1 (de) * | 2000-10-20 | 2002-04-24 | Telefonaktiebolaget Lm Ericsson | Kodierung von Audiosignalen unter Verwendung von Vergrösserung der Bandbreite |
US7031926B2 (en) * | 2000-10-23 | 2006-04-18 | Nokia Corporation | Spectral parameter substitution for the frame error concealment in a speech decoder |
DE60233283D1 (de) * | 2001-02-27 | 2009-09-24 | Texas Instruments Inc | Verschleierungsverfahren bei Verlust von Sprachrahmen und Dekoder dafer |
JP2002268697A (ja) * | 2001-03-13 | 2002-09-20 | Nec Corp | パケット誤り耐性付き音声復号装置、音声符号化復号装置、及びその方法 |
US7711563B2 (en) | 2001-08-17 | 2010-05-04 | Broadcom Corporation | Method and system for frame erasure concealment for predictive speech coding based on extrapolation of speech waveform |
DE60223580T2 (de) * | 2001-08-17 | 2008-09-18 | Broadcom Corp., Irvine | Verbessertes verbergen einer rahmenlöschung für die prädiktive sprachcodierung auf der basis einer extrapolation einer sprachsignalform |
US7308406B2 (en) * | 2001-08-17 | 2007-12-11 | Broadcom Corporation | Method and system for a waveform attenuation technique for predictive speech coding based on extrapolation of speech waveform |
US7590525B2 (en) | 2001-08-17 | 2009-09-15 | Broadcom Corporation | Frame erasure concealment for predictive speech coding based on extrapolation of speech waveform |
FR2830970B1 (fr) * | 2001-10-12 | 2004-01-30 | France Telecom | Procede et dispositif de synthese de trames de substitution, dans une succession de trames representant un signal de parole |
US20040064308A1 (en) * | 2002-09-30 | 2004-04-01 | Intel Corporation | Method and apparatus for speech packet loss recovery |
US7363218B2 (en) | 2002-10-25 | 2008-04-22 | Dilithium Networks Pty. Ltd. | Method and apparatus for fast CELP parameter mapping |
US20040122680A1 (en) * | 2002-12-18 | 2004-06-24 | Mcgowan James William | Method and apparatus for providing coder independent packet replacement |
EP1589330B1 (de) * | 2003-01-30 | 2009-04-22 | Fujitsu Limited | EINRICHTUNG UND VERFAHREN ZUM VERBERGEN DES VERSCHWINDENS VON AUDIOPAKETEN, EMPFANGSENDGERûT UND AUDIOKOMMUNIKAITONSSYSTEM |
US7411985B2 (en) * | 2003-03-21 | 2008-08-12 | Lucent Technologies Inc. | Low-complexity packet loss concealment method for voice-over-IP speech transmission |
JP2004361731A (ja) * | 2003-06-05 | 2004-12-24 | Nec Corp | オーディオ復号装置及びオーディオ復号方法 |
KR100546758B1 (ko) * | 2003-06-30 | 2006-01-26 | 한국전자통신연구원 | 음성의 상호부호화시 전송률 결정 장치 및 방법 |
JP2005027051A (ja) * | 2003-07-02 | 2005-01-27 | Alps Electric Co Ltd | リアルタイムデータの補正方法及びブルートゥースモジュール |
US20050091041A1 (en) * | 2003-10-23 | 2005-04-28 | Nokia Corporation | Method and system for speech coding |
US20050091044A1 (en) * | 2003-10-23 | 2005-04-28 | Nokia Corporation | Method and system for pitch contour quantization in audio coding |
JP2006145712A (ja) * | 2004-11-18 | 2006-06-08 | Pioneer Electronic Corp | オーディオデータ補間装置 |
KR100708123B1 (ko) * | 2005-02-04 | 2007-04-16 | 삼성전자주식회사 | 자동으로 오디오 볼륨을 조절하는 방법 및 장치 |
KR100612889B1 (ko) | 2005-02-05 | 2006-08-14 | 삼성전자주식회사 | 선스펙트럼 쌍 파라미터 복원 방법 및 장치와 그 음성복호화 장치 |
US7930176B2 (en) | 2005-05-20 | 2011-04-19 | Broadcom Corporation | Packet loss concealment for block-independent speech codecs |
KR100723409B1 (ko) | 2005-07-27 | 2007-05-30 | 삼성전자주식회사 | 프레임 소거 은닉장치 및 방법, 및 이를 이용한 음성복호화 방법 및 장치 |
JP5142727B2 (ja) * | 2005-12-27 | 2013-02-13 | パナソニック株式会社 | 音声復号装置および音声復号方法 |
US8332216B2 (en) * | 2006-01-12 | 2012-12-11 | Stmicroelectronics Asia Pacific Pte., Ltd. | System and method for low power stereo perceptual audio coding using adaptive masking threshold |
KR100900438B1 (ko) * | 2006-04-25 | 2009-06-01 | 삼성전자주식회사 | 음성 패킷 복구 장치 및 방법 |
US7877253B2 (en) * | 2006-10-06 | 2011-01-25 | Qualcomm Incorporated | Systems, methods, and apparatus for frame erasure recovery |
CN100578618C (zh) * | 2006-12-04 | 2010-01-06 | 华为技术有限公司 | 一种解码方法及装置 |
CN101226744B (zh) * | 2007-01-19 | 2011-04-13 | 华为技术有限公司 | 语音解码器中实现语音解码的方法及装置 |
WO2008139515A1 (ja) * | 2007-04-27 | 2008-11-20 | Fujitsu Limited | 信号出力装置、情報機器、信号出力方法および信号出力プログラム |
WO2009088257A2 (ko) * | 2008-01-09 | 2009-07-16 | Lg Electronics Inc. | 프레임 타입 식별 방법 및 장치 |
CN101221765B (zh) * | 2008-01-29 | 2011-02-02 | 北京理工大学 | 一种基于语音前向包络预测的差错隐藏方法 |
KR100998396B1 (ko) * | 2008-03-20 | 2010-12-03 | 광주과학기술원 | 프레임 손실 은닉 방법, 프레임 손실 은닉 장치 및 음성송수신 장치 |
AU2009256551B2 (en) * | 2008-06-13 | 2015-08-13 | Nokia Technologies Oy | Method and apparatus for error concealment of encoded audio data |
KR101761629B1 (ko) * | 2009-11-24 | 2017-07-26 | 엘지전자 주식회사 | 오디오 신호 처리 방법 및 장치 |
US9787501B2 (en) | 2009-12-23 | 2017-10-10 | Pismo Labs Technology Limited | Methods and systems for transmitting packets through aggregated end-to-end connection |
US10218467B2 (en) | 2009-12-23 | 2019-02-26 | Pismo Labs Technology Limited | Methods and systems for managing error correction mode |
US9584414B2 (en) * | 2009-12-23 | 2017-02-28 | Pismo Labs Technology Limited | Throughput optimization for bonded variable bandwidth connections |
US9531508B2 (en) * | 2009-12-23 | 2016-12-27 | Pismo Labs Technology Limited | Methods and systems for estimating missing data |
US9842598B2 (en) * | 2013-02-21 | 2017-12-12 | Qualcomm Incorporated | Systems and methods for mitigating potential frame instability |
US10157620B2 (en) | 2014-03-04 | 2018-12-18 | Interactive Intelligence Group, Inc. | System and method to correct for packet loss in automatic speech recognition systems utilizing linear interpolation |
GB2542219B (en) * | 2015-04-24 | 2021-07-21 | Pismo Labs Technology Ltd | Methods and systems for estimating missing data |
JP6516099B2 (ja) * | 2015-08-05 | 2019-05-22 | パナソニックIpマネジメント株式会社 | 音声信号復号装置および音声信号復号方法 |
US10313685B2 (en) | 2015-09-08 | 2019-06-04 | Microsoft Technology Licensing, Llc | Video coding |
US10595025B2 (en) | 2015-09-08 | 2020-03-17 | Microsoft Technology Licensing, Llc | Video coding |
CN108011686B (zh) * | 2016-10-31 | 2020-07-14 | 腾讯科技(深圳)有限公司 | 信息编码帧丢失恢复方法和装置 |
Family Cites Families (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5359696A (en) * | 1988-06-28 | 1994-10-25 | Motorola Inc. | Digital speech coder having improved sub-sample resolution long-term predictor |
US4975956A (en) | 1989-07-26 | 1990-12-04 | Itt Corporation | Low-bit-rate speech coder using LPC data reduction processing |
US5163136A (en) * | 1989-11-13 | 1992-11-10 | Archive Corporation | System for assembling playback data frames using indexed frame buffer group according to logical frame numbers in valid subcode or frame header |
US5073940A (en) * | 1989-11-24 | 1991-12-17 | General Electric Company | Method for protecting multi-pulse coders from fading and random pattern bit errors |
US5307441A (en) * | 1989-11-29 | 1994-04-26 | Comsat Corporation | Wear-toll quality 4.8 kbps speech codec |
JP3102015B2 (ja) * | 1990-05-28 | 2000-10-23 | 日本電気株式会社 | 音声復号化方法 |
ATE294441T1 (de) * | 1991-06-11 | 2005-05-15 | Qualcomm Inc | Vocoder mit veränderlicher bitrate |
US5765127A (en) * | 1992-03-18 | 1998-06-09 | Sony Corp | High efficiency encoding method |
US5495555A (en) * | 1992-06-01 | 1996-02-27 | Hughes Aircraft Company | High quality low bit rate celp-based speech codec |
US5255343A (en) | 1992-06-26 | 1993-10-19 | Northern Telecom Limited | Method for detecting and masking bad frames in coded speech signals |
JP3343965B2 (ja) * | 1992-10-31 | 2002-11-11 | ソニー株式会社 | 音声符号化方法及び復号化方法 |
JP2746033B2 (ja) * | 1992-12-24 | 1998-04-28 | 日本電気株式会社 | 音声復号化装置 |
SE501340C2 (sv) | 1993-06-11 | 1995-01-23 | Ericsson Telefon Ab L M | Döljande av transmissionsfel i en talavkodare |
SE502244C2 (sv) | 1993-06-11 | 1995-09-25 | Ericsson Telefon Ab L M | Sätt och anordning för avkodning av ljudsignaler i ett system för mobilradiokommunikation |
US5491719A (en) | 1993-07-02 | 1996-02-13 | Telefonaktiebolaget Lm Ericsson | System for handling data errors on a cellular communications system PCM link |
US5485522A (en) * | 1993-09-29 | 1996-01-16 | Ericsson Ge Mobile Communications, Inc. | System for adaptively reducing noise in speech signals |
US5502713A (en) * | 1993-12-07 | 1996-03-26 | Telefonaktiebolaget Lm Ericsson | Soft error concealment in a TDMA radio system |
US5699477A (en) * | 1994-11-09 | 1997-12-16 | Texas Instruments Incorporated | Mixed excitation linear prediction with fractional pitch |
FR2729244B1 (fr) * | 1995-01-06 | 1997-03-28 | Matra Communication | Procede de codage de parole a analyse par synthese |
US5699478A (en) * | 1995-03-10 | 1997-12-16 | Lucent Technologies Inc. | Frame erasure compensation technique |
US5699485A (en) * | 1995-06-07 | 1997-12-16 | Lucent Technologies Inc. | Pitch delay modification during frame erasures |
US5732389A (en) * | 1995-06-07 | 1998-03-24 | Lucent Technologies Inc. | Voiced/unvoiced classification of speech for excitation codebook selection in celp speech decoding during frame erasures |
US5774837A (en) * | 1995-09-13 | 1998-06-30 | Voxware, Inc. | Speech coding system and method using voicing probability determination |
US5918205A (en) * | 1996-01-30 | 1999-06-29 | Lsi Logic Corporation | Audio decoder employing error concealment technique |
US5778335A (en) * | 1996-02-26 | 1998-07-07 | The Regents Of The University Of California | Method and apparatus for efficient multiband celp wideband speech and music coding and decoding |
JPH1091194A (ja) * | 1996-09-18 | 1998-04-10 | Sony Corp | 音声復号化方法及び装置 |
US5960389A (en) * | 1996-11-15 | 1999-09-28 | Nokia Mobile Phones Limited | Methods for generating comfort noise during discontinuous transmission |
US5859664A (en) * | 1997-01-31 | 1999-01-12 | Ericsson Inc. | Method and apparatus for line or frame-synchronous frequency hopping of video transmissions |
US5907822A (en) * | 1997-04-04 | 1999-05-25 | Lincom Corporation | Loss tolerant speech decoder for telecommunications |
US5924062A (en) * | 1997-07-01 | 1999-07-13 | Nokia Mobile Phones | ACLEP codec with modified autocorrelation matrix storage and search |
US6347081B1 (en) * | 1997-08-25 | 2002-02-12 | Telefonaktiebolaget L M Ericsson (Publ) | Method for power reduced transmission of speech inactivity |
AU4190200A (en) * | 1999-04-05 | 2000-10-23 | Hughes Electronics Corporation | A frequency domain interpolative speech codec system |
US7031926B2 (en) * | 2000-10-23 | 2006-04-18 | Nokia Corporation | Spectral parameter substitution for the frame error concealment in a speech decoder |
-
1998
- 1998-06-19 US US09/099,952 patent/US6810377B1/en not_active Expired - Fee Related
-
1999
- 1999-06-16 DE DE69915830T patent/DE69915830T2/de not_active Expired - Lifetime
- 1999-06-16 CA CA002332596A patent/CA2332596C/en not_active Expired - Fee Related
- 1999-06-16 AU AU46759/99A patent/AU755258B2/en not_active Ceased
- 1999-06-16 EP EP99930163A patent/EP1088205B1/de not_active Expired - Lifetime
- 1999-06-16 ES ES99930163T patent/ES2217772T3/es not_active Expired - Lifetime
- 1999-06-16 AT AT99930163T patent/ATE262723T1/de not_active IP Right Cessation
- 1999-06-16 WO PCT/US1999/012804 patent/WO1999066494A1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
WO1999066494A1 (en) | 1999-12-23 |
CA2332596C (en) | 2006-03-14 |
DE69915830T2 (de) | 2005-02-10 |
CA2332596A1 (en) | 1999-12-23 |
EP1088205A1 (de) | 2001-04-04 |
DE69915830D1 (de) | 2004-04-29 |
ES2217772T3 (es) | 2004-11-01 |
AU755258B2 (en) | 2002-12-05 |
AU4675999A (en) | 2000-01-05 |
EP1088205A4 (de) | 2001-10-10 |
EP1088205B1 (de) | 2004-03-24 |
US6810377B1 (en) | 2004-10-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ATE262723T1 (de) | Verbesserte verfahren zur rückgewinnung verlorener datenrahmen für ein lpc-basiertes, parametrisches sprachkodierungsystem. | |
EP1447792A3 (de) | Verfahren und Vorrichtung zur Modellierung eines Spracherkennungssystems und zur Schätzung einer Wort-Fehlerrate basierend auf einem Text | |
EP1791115A3 (de) | Klassiefizierungsbasierte Verschleierung von Rahmenausfall für Audiosignale | |
WO2001065340A3 (en) | Information processing system and method | |
WO2001097213A8 (en) | Speech recognition using utterance-level confidence estimates | |
DE50009521D1 (de) | Verfahren zum Ausgeben von Verkehrsinformation in einem Kraftfahrzeug | |
AU2001244642A1 (en) | Data relay system, data relay method, data relay program, information processingmethod, and information processing program | |
ATE306163T1 (de) | Verfahren zur überwachung einer zugriffsablaufsteuerung für ein kommunikationsmedium einer kommunikationssteuerung eines kommunikationssystems | |
DE69838401D1 (de) | Verfahren und vorrichtung zur kodierung von tonsignalen, in dem am tonsignal eine unhörbare kode hinzugefügt wird, für verwendung in programmidentifikationssystemen | |
EP1168306A3 (de) | Verfahren und Vorrichtung zur Verbesserung von der Verständlichkeit eines digital komprimierten Sprachsignals | |
HK1057733A1 (en) | System and method for transportation vehicle monitoring, and or analysing. | |
ATE427546T1 (de) | Sprachubertragungssystem und verfahren zur behandlung verlorener datenrahmen | |
DE502005005522D1 (de) | Vorrichtung und verfahren zur wiederherstellung eines multikanal-audiosignals und zum erzeugen eines parameterdatensatzes hierfür | |
BR0115057A (pt) | Método para encobrir os erros em um fluxo de bit codificado, sistema para codificar os sinais de voz e decodificar o fluxo de bit codificado, decodificador, estação móvel e elemento de rede | |
DE69943198D1 (de) | Kodierungsvorrichtung und Verfahren, Dekodierungsvorrichtung und Verfahren und dazugehörige Systeme | |
AU2002236113A1 (en) | Method, device and system for coding, processing and decoding odor information | |
WO2005053230A3 (en) | Methods and systems for collecting information relating to a communication network and for collecting information relating to operating systems operating on nodes in a communication network | |
WO2004010263A3 (en) | Method and system for automating business processes | |
DE59806220D1 (de) | Verfahren zum übermitteln von sprachdaten | |
DE69901170D1 (de) | Verfahren zur Erzeugung von ATM Zellen für Anwendungen mit niedriger Bitrate | |
WO2006119378A3 (en) | A system and method for interfacing with a control network of a vehicle | |
DE59712172D1 (de) | Verfahren zum optimierten übertragen von atm-zellen über verbindungsabschnitte | |
WO1998058467A3 (de) | Quellengesteuerte kanaldecodierung durch verwendung der intra-rahmen-korrelation | |
SE9603332D0 (sv) | Metod och anordning i ett telekommunikationssystem | |
DE60136848D1 (de) | Verfahren zur trennung von isotopen |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |