CN1064770C - 接收机中用以隐蔽语音译码器中失帧影响的设备和方法 - Google Patents

接收机中用以隐蔽语音译码器中失帧影响的设备和方法 Download PDF

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Publication number
CN1064770C
CN1064770C CN94190364A CN94190364A CN1064770C CN 1064770 C CN1064770 C CN 1064770C CN 94190364 A CN94190364 A CN 94190364A CN 94190364 A CN94190364 A CN 94190364A CN 1064770 C CN1064770 C CN 1064770C
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CN
China
Prior art keywords
frame
losing
background sound
static
order
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CN94190364A
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English (en)
Chinese (zh)
Other versions
CN1110884A (zh
Inventor
W·K·托比约恩
B·R·安德斯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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
Priority claimed from SE9302025A external-priority patent/SE501340C2/sv
Application filed by Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of CN1110884A publication Critical patent/CN1110884A/zh
Application granted granted Critical
Publication of CN1064770C publication Critical patent/CN1064770C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • G10L19/005—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
    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Noise Elimination (AREA)
  • Special Wing (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
CN94190364A 1993-06-11 1994-06-02 接收机中用以隐蔽语音译码器中失帧影响的设备和方法 Expired - Fee Related CN1064770C (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE9302025A SE501340C2 (sv) 1993-06-11 1993-06-11 Döljande av transmissionsfel i en talavkodare
SE9302025-3 1993-06-11
SE9304058A SE503547C2 (sv) 1993-06-11 1993-12-06 Anordning och förfarande för döljande av förlorade ramar
SE9304058-2 1994-04-28

Publications (2)

Publication Number Publication Date
CN1110884A CN1110884A (zh) 1995-10-25
CN1064770C true CN1064770C (zh) 2001-04-18

Family

ID=26661771

Family Applications (1)

Application Number Title Priority Date Filing Date
CN94190364A Expired - Fee Related CN1064770C (zh) 1993-06-11 1994-06-02 接收机中用以隐蔽语音译码器中失帧影响的设备和方法

Country Status (19)

Country Link
US (1) US5596678A (enExample)
EP (1) EP0655161B1 (enExample)
JP (1) JPH08500234A (enExample)
KR (1) KR100220376B1 (enExample)
CN (1) CN1064770C (enExample)
AU (1) AU670698B2 (enExample)
CA (1) CA2140363A1 (enExample)
DE (1) DE69421501T2 (enExample)
DK (1) DK0655161T3 (enExample)
ES (1) ES2141326T3 (enExample)
FI (1) FI950591A7 (enExample)
GR (1) GR3031787T3 (enExample)
MX (1) MX9404250A (enExample)
NZ (1) NZ267734A (enExample)
RU (1) RU2120141C1 (enExample)
SE (1) SE503547C2 (enExample)
SG (1) SG43802A1 (enExample)
TW (1) TW243570B (enExample)
WO (1) WO1994029850A1 (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1100396C (zh) * 1995-05-22 2003-01-29 Ntt移动通信网株式会社 语音解码器
JPH09312604A (ja) * 1996-05-21 1997-12-02 Oki Electric Ind Co Ltd 間欠送信制御装置
SE513520C2 (sv) * 1998-05-14 2000-09-25 Ericsson Telefon Ab L M Förfarande och anordning för maskering av fördröjda paket
GB2337904B (en) 1998-05-29 2003-03-12 Nec Technologies Frame erasure for digital data transmision systems
GB2348087B (en) * 1999-03-13 2003-08-13 Nec Technologies Detection of unreliable frames in digital data transmission systems
DE10026872A1 (de) 2000-04-28 2001-10-31 Deutsche Telekom Ag Verfahren zur Berechnung einer Sprachaktivitätsentscheidung (Voice Activity Detector)
EP1199709A1 (en) 2000-10-20 2002-04-24 Telefonaktiebolaget Lm Ericsson Error Concealment in relation to decoding of encoded acoustic signals
CN1961511B (zh) * 2004-06-02 2010-06-09 松下电器产业株式会社 声音数据接收装置及声音数据接收方法
WO2006079348A1 (en) 2005-01-31 2006-08-03 Sonorit Aps Method for generating concealment frames in communication system
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
TWI315629B (en) 2006-01-09 2009-10-01 Silicon Motion Inc System and method for processing digital rights management files
FR2907586A1 (fr) * 2006-10-20 2008-04-25 France Telecom Synthese de blocs perdus d'un signal audionumerique,avec correction de periode de pitch.
KR20080075050A (ko) * 2007-02-10 2008-08-14 삼성전자주식회사 오류 프레임의 파라미터 갱신 방법 및 장치
KR20100006492A (ko) * 2008-07-09 2010-01-19 삼성전자주식회사 부호화 방식 결정 방법 및 장치
US10218327B2 (en) * 2011-01-10 2019-02-26 Zhinian Jing Dynamic enhancement of audio (DAE) in headset systems

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4281218A (en) * 1979-10-26 1981-07-28 Bell Telephone Laboratories, Incorporated Speech-nonspeech detector-classifier
US4357491A (en) * 1980-09-16 1982-11-02 Northern Telecom Limited Method of and apparatus for detecting speech in a voice channel signal
SU1297098A1 (ru) * 1983-10-27 1987-03-15 Республиканский Информационно-Вычислительный Центр Министерства Связи Усср Цифровой синтезатор речи
GB8729890D0 (en) * 1987-12-22 1988-02-03 Unilever Plc Improvements in & relating to fat processes
GB2239971B (en) * 1989-12-06 1993-09-29 Ca Nat Research Council System for separating speech from background noise
US5097507A (en) * 1989-12-22 1992-03-17 General Electric Company Fading bit error protection for digital cellular multi-pulse speech coder

Also Published As

Publication number Publication date
WO1994029850A1 (en) 1994-12-22
HK1014071A1 (en) 1999-09-17
SE9304058D0 (sv) 1993-12-06
AU670698B2 (en) 1996-07-25
GR3031787T3 (en) 2000-02-29
DK0655161T3 (da) 2000-01-03
TW243570B (enExample) 1995-03-21
KR960700499A (ko) 1996-01-20
SG43802A1 (en) 1997-11-14
CA2140363A1 (en) 1994-12-22
DE69421501T2 (de) 2000-07-06
ES2141326T3 (es) 2000-03-16
SE503547C2 (sv) 1996-07-01
KR100220376B1 (ko) 1999-09-15
JPH08500234A (ja) 1996-01-09
NZ267734A (en) 1996-06-25
FI950591A0 (fi) 1995-02-10
CN1110884A (zh) 1995-10-25
DE69421501D1 (de) 1999-12-09
EP0655161A1 (en) 1995-05-31
SE9304058L (sv) 1994-12-12
FI950591A7 (fi) 1995-02-10
EP0655161B1 (en) 1999-11-03
RU2120141C1 (ru) 1998-10-10
US5596678A (en) 1997-01-21
AU7011594A (en) 1995-01-03
MX9404250A (es) 1995-01-31

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