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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
Application granted granted Critical
Publication of DE69232904D1 publication Critical patent/DE69232904D1/de
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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US5774837A (en) * 1995-09-13 1998-06-30 Voxware, Inc. Speech coding system and method using voicing probability determination
US6591240B1 (en) * 1995-09-26 2003-07-08 Nippon Telegraph And Telephone Corporation Speech signal modification and concatenation method by gradually changing speech parameters
US6044147A (en) * 1996-05-16 2000-03-28 British Teledommunications Public Limited Company Telecommunications system
KR100217372B1 (ko) * 1996-06-24 1999-09-01 윤종용 음성처리장치의 피치 추출방법
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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EP0993674B1 (de) * 1998-05-11 2006-08-16 Philips Electronics N.V. Tonhöhenerkennung
KR100434538B1 (ko) * 1999-11-17 2004-06-05 삼성전자주식회사 음성의 천이 구간 검출 장치, 그 방법 및 천이 구간의음성 합성 방법
EP1143413A1 (de) * 2000-04-06 2001-10-10 Telefonaktiebolaget L M Ericsson (Publ) Schätzung der Grundfrequenz eines Sprachsignal mittels eines Durchschnitts- Abstands zwischen Spitzen
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
AU2001258298A1 (en) * 2000-04-06 2001-10-23 Telefonaktiebolaget Lm Ericsson (Publ) Pitch estimation in speech signal
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
US6876965B2 (en) * 2001-02-28 2005-04-05 Telefonaktiebolaget Lm Ericsson (Publ) Reduced complexity voice activity detector
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US7225135B2 (en) * 2002-04-05 2007-05-29 Lectrosonics, Inc. Signal-predictive audio transmission system
WO2003090205A1 (en) * 2002-04-19 2003-10-30 Koninklijke Philips Electronics N.V. Method for synthesizing speech
JP2006503319A (ja) * 2002-10-14 2006-01-26 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 信号フィルタリング
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
WO2005094183A2 (en) * 2004-03-30 2005-10-13 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
US9554207B2 (en) 2015-04-30 2017-01-24 Shure Acquisition Holdings, Inc. Offset cartridge microphones
US9565493B2 (en) 2015-04-30 2017-02-07 Shure Acquisition Holdings, Inc. Array microphone system and method of assembling the same
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
CN112889296B (zh) 2018-09-20 2025-01-10 舒尔获得控股公司 用于阵列麦克风的可调整的波瓣形状
WO2020191380A1 (en) 2019-03-21 2020-09-24 Shure Acquisition Holdings,Inc. Auto focus, auto focus within regions, and auto placement of beamformed microphone lobes with inhibition functionality
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
WO2020191354A1 (en) 2019-03-21 2020-09-24 Shure Acquisition Holdings, Inc. Housings and associated design features for ceiling array microphones
US11445294B2 (en) 2019-05-23 2022-09-13 Shure Acquisition Holdings, Inc. Steerable speaker array, system, and method for the same
JP2022535229A (ja) 2019-05-31 2022-08-05 シュアー アクイジッション ホールディングス インコーポレイテッド 音声およびノイズアクティビティ検出と統合された低レイテンシオートミキサー
US11297426B2 (en) 2019-08-23 2022-04-05 Shure Acquisition Holdings, Inc. One-dimensional array microphone with improved directivity
US12028678B2 (en) 2019-11-01 2024-07-02 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

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US4076960A (en) * 1976-10-27 1978-02-28 Texas Instruments Incorporated CCD speech processor
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US4797926A (en) * 1986-09-11 1989-01-10 American Telephone And Telegraph Company, At&T Bell Laboratories Digital speech vocoder
US4771465A (en) * 1986-09-11 1988-09-13 American Telephone And Telegraph Company, At&T Bell Laboratories Digital speech sinusoidal vocoder with transmission of only subset of harmonics
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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
US5018200A (en) * 1988-09-21 1991-05-21 Nec Corporation Communication system capable of improving a speech quality by classifying speech signals

Also Published As

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

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Legal Events

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8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee