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DE69232904D1 - Sprachkodierer/-dekodierer und Kodierungs-/Dekodierungsverfahren - Google Patents

Sprachkodierer/-dekodierer und Kodierungs-/Dekodierungsverfahren

Info

Publication number
DE69232904D1
DE69232904D1 DE69232904T DE69232904T DE69232904D1 DE 69232904 D1 DE69232904 D1 DE 69232904D1 DE 69232904 T DE69232904 T DE 69232904T DE 69232904 T DE69232904 T DE 69232904T DE 69232904 D1 DE69232904 D1 DE 69232904D1
Authority
DE
Germany
Prior art keywords
decoder
coding
decoding method
speech coder
coder
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
DE69232904T
Other languages
English (en)
Other versions
DE69232904T2 (de
Inventor
Jaswant R Jain
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.)
Nortel Networks Inc
Original Assignee
Nortel Networks 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 Nortel Networks Inc filed Critical Nortel Networks Inc
Publication of DE69232904D1 publication Critical patent/DE69232904D1/de
Application granted granted Critical
Publication of DE69232904T2 publication Critical patent/DE69232904T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/90—Pitch determination of speech signals

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)
DE69232904T 1991-10-25 1992-10-23 Sprachkodierer/-dekodierer und Kodierungs-/Dekodierungsverfahren Expired - Fee Related DE69232904T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/782,669 US5189701A (en) 1991-10-25 1991-10-25 Voice coder/decoder and methods of coding/decoding

Publications (2)

Publication Number Publication Date
DE69232904D1 true DE69232904D1 (de) 2003-02-27
DE69232904T2 DE69232904T2 (de) 2003-06-18

Family

ID=25126805

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69232904T Expired - Fee Related DE69232904T2 (de) 1991-10-25 1992-10-23 Sprachkodierer/-dekodierer und Kodierungs-/Dekodierungsverfahren

Country Status (3)

Country Link
US (1) US5189701A (de)
EP (1) EP0538877B1 (de)
DE (1) DE69232904T2 (de)

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IL120788A (en) * 1997-05-06 2000-07-16 Audiocodes Ltd Systems and methods for encoding and decoding speech for lossy transmission networks
US6240141B1 (en) 1998-05-09 2001-05-29 Centillium Communications, Inc. Lower-complexity peak-to-average reduction using intermediate-result subset sign-inversion for DSL
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JP4641620B2 (ja) * 1998-05-11 2011-03-02 エヌエックスピー ビー ヴィ ピッチ検出の精密化
KR100434538B1 (ko) * 1999-11-17 2004-06-05 삼성전자주식회사 음성의 천이 구간 검출 장치, 그 방법 및 천이 구간의음성 합성 방법
JP2003530605A (ja) 2000-04-06 2003-10-14 テレフオンアクチーボラゲツト エル エム エリクソン（パブル） 音声信号におけるピッチ推定
CN1216361C (zh) 2000-04-06 2005-08-24 艾利森电话股份有限公司 利用二进制信号估计语音信号的音调
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US6937674B2 (en) * 2000-12-14 2005-08-30 Pulse-Link, Inc. Mapping radio-frequency noise in an ultra-wideband communication system
US7397867B2 (en) * 2000-12-14 2008-07-08 Pulse-Link, Inc. Mapping radio-frequency spectrum in a communication system
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US7225135B2 (en) * 2002-04-05 2007-05-29 Lectrosonics, Inc. Signal-predictive audio transmission system
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AU2003219428A1 (en) * 2002-10-14 2004-05-04 Koninklijke Philips Electronics N.V. Signal filtering
JP3963850B2 (ja) * 2003-03-11 2007-08-22 富士通株式会社 音声区間検出装置
US20050065787A1 (en) * 2003-09-23 2005-03-24 Jacek Stachurski Hybrid speech coding and system
US20080120097A1 (en) * 2004-03-30 2008-05-22 Guy Fleishman Apparatus and Method for Digital Coding of Sound
KR100608062B1 (ko) * 2004-08-04 2006-08-02 삼성전자주식회사 오디오 데이터의 고주파수 복원 방법 및 그 장치
KR100750115B1 (ko) * 2004-10-26 2007-08-21 삼성전자주식회사 오디오 신호 부호화 및 복호화 방법 및 그 장치
KR100770839B1 (ko) * 2006-04-04 2007-10-26 삼성전자주식회사 음성 신호의 하모닉 정보 및 스펙트럼 포락선 정보,유성음화 비율 추정 방법 및 장치
KR100735343B1 (ko) * 2006-04-11 2007-07-04 삼성전자주식회사 음성신호의 피치 정보 추출장치 및 방법
KR100827153B1 (ko) * 2006-04-17 2008-05-02 삼성전자주식회사 음성 신호의 유성음화 비율 검출 장치 및 방법
WO2014168022A1 (ja) * 2013-04-11 2014-10-16 日本電気株式会社 信号処理装置、信号処理方法および信号処理プログラム
US9565493B2 (en) 2015-04-30 2017-02-07 Shure Acquisition Holdings, Inc. Array microphone system and method of assembling the same
US9554207B2 (en) 2015-04-30 2017-01-24 Shure Acquisition Holdings, Inc. Offset cartridge microphones
US9965685B2 (en) 2015-06-12 2018-05-08 Google Llc Method and system for detecting an audio event for smart home devices
JP6758890B2 (ja) * 2016-04-07 2020-09-23 キヤノン株式会社 音声判別装置、音声判別方法、コンピュータプログラム
US10367948B2 (en) 2017-01-13 2019-07-30 Shure Acquisition Holdings, Inc. Post-mixing acoustic echo cancellation systems and methods
JP6891736B2 (ja) * 2017-08-29 2021-06-18 富士通株式会社 音声処理プログラム、音声処理方法および音声処理装置
EP3804356A1 (de) 2018-06-01 2021-04-14 Shure Acquisition Holdings, Inc. Musterbildende mikrofonanordnung
US11297423B2 (en) 2018-06-15 2022-04-05 Shure Acquisition Holdings, Inc. Endfire linear array microphone
US11310596B2 (en) 2018-09-20 2022-04-19 Shure Acquisition Holdings, Inc. Adjustable lobe shape for array microphones
US11558693B2 (en) 2019-03-21 2023-01-17 Shure Acquisition Holdings, Inc. Auto focus, auto focus within regions, and auto placement of beamformed microphone lobes with inhibition and voice activity detection functionality
CN113841421B (zh) 2019-03-21 2025-02-11 舒尔获得控股公司 具有抑制功能的波束形成麦克风瓣的自动对焦、区域内自动对焦、及自动配置
US11303981B2 (en) 2019-03-21 2022-04-12 Shure Acquisition Holdings, Inc. Housings and associated design features for ceiling array microphones
EP3973716A1 (de) 2019-05-23 2022-03-30 Shure Acquisition Holdings, Inc. Steuerbare lautsprecheranordnung, system und verfahren dafür
WO2020243471A1 (en) 2019-05-31 2020-12-03 Shure Acquisition Holdings, Inc. Low latency automixer integrated with voice and noise activity detection
US11297426B2 (en) 2019-08-23 2022-04-05 Shure Acquisition Holdings, Inc. One-dimensional array microphone with improved directivity
WO2021087377A1 (en) 2019-11-01 2021-05-06 Shure Acquisition Holdings, Inc. Proximity microphone
US11552611B2 (en) 2020-02-07 2023-01-10 Shure Acquisition Holdings, Inc. System and method for automatic adjustment of reference gain
US11706562B2 (en) 2020-05-29 2023-07-18 Shure Acquisition Holdings, Inc. Transducer steering and configuration systems and methods using a local positioning system
EP4285605A1 (de) 2021-01-28 2023-12-06 Shure Acquisition Holdings, Inc. Hybrides audiostrahlformungssystem
US12452584B2 (en) 2021-01-29 2025-10-21 Shure Acquisition Holdings, Inc. Scalable conferencing systems and methods
EP4413745A1 (de) 2021-10-04 2024-08-14 Shure Acquisition Holdings, Inc. Vernetzte automischersysteme und verfahren
EP4460983A1 (de) 2022-01-07 2024-11-13 Shure Acquisition Holdings, Inc. Audiostrahlformung mit nullungssteuerungssystem und verfahren

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US5054072A (en) * 1987-04-02 1991-10-01 Massachusetts Institute Of Technology Coding of acoustic waveforms
US5179626A (en) * 1988-04-08 1993-01-12 At&T Bell Laboratories Harmonic speech coding arrangement where a set of parameters for a continuous magnitude spectrum is determined by a speech analyzer and the parameters are used by a synthesizer to determine a spectrum which is used to determine senusoids for synthesis
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Also Published As

Publication number Publication date
US5189701A (en) 1993-02-23
EP0538877A2 (de) 1993-04-28
DE69232904T2 (de) 2003-06-18
EP0538877B1 (de) 2003-01-22
EP0538877A3 (de) 1994-02-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee