NO20075511L - Splittbandkoding av talesignaler - Google Patents

Splittbandkoding av talesignaler

Info

Publication number
NO20075511L
NO20075511L NO20075511A NO20075511A NO20075511L NO 20075511 L NO20075511 L NO 20075511L NO 20075511 A NO20075511 A NO 20075511A NO 20075511 A NO20075511 A NO 20075511A NO 20075511 L NO20075511 L NO 20075511L
Authority
NO
Norway
Prior art keywords
highband
encoder
signal
narrowband
speech signals
Prior art date
Application number
NO20075511A
Other languages
English (en)
Norwegian (no)
Inventor
Koen Bernard Vos
Ananthapadmanabhan A Kandhadai
Original Assignee
Qualcomm 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=36588741&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NO20075511(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of NO20075511L publication Critical patent/NO20075511L/no

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
    • 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
    • G10L21/0208—Noise filtering
    • 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
    • G10L19/02—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 using spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/0204—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 using spectral analysis, e.g. transform vocoders or subband vocoders using subband decomposition
    • G10L19/0208—Subband vocoders
    • 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
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • G10L21/0388—Details of processing therefor
    • 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
    • G10L19/02—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 using spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/032—Quantisation or dequantisation of spectral components
    • G10L19/038—Vector quantisation, e.g. TwinVQ audio
    • 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
    • G10L19/04—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 using predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
    • 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
    • G10L21/0208—Noise filtering
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • G10L21/0232—Processing in the frequency domain
    • 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
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Analogue/Digital Conversion (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Control Of Eletrric Generators (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Amplitude Modulation (AREA)
  • Image Analysis (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Filtration Of Liquid (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Transmitters (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Telephonic Communication Services (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Filters And Equalizers (AREA)
  • Air Conditioning Control Device (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Ticket-Dispensing Machines (AREA)
  • Peptides Or Proteins (AREA)
NO20075511A 2005-04-01 2007-10-31 Splittbandkoding av talesignaler NO20075511L (no)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US66790105P 2005-04-01 2005-04-01
US67396505P 2005-04-22 2005-04-22
PCT/US2006/012230 WO2006107836A1 (fr) 2005-04-01 2006-04-03 Procede et dispositif de codage a bande divisee de signaux vocaux

Publications (1)

Publication Number Publication Date
NO20075511L true NO20075511L (no) 2007-12-27

Family

ID=36588741

Family Applications (7)

Application Number Title Priority Date Filing Date
NO20075503A NO20075503L (no) 2005-04-01 2007-10-31 Bredbands talekoding
NO20075511A NO20075511L (no) 2005-04-01 2007-10-31 Splittbandkoding av talesignaler
NO20075515A NO340566B1 (no) 2005-04-01 2007-10-31 Anti-spredningsfiltrering for et båndbreddeutvidet taleprediksjonseksiteringssignal
NO20075513A NO340428B1 (no) 2005-04-01 2007-10-31 Koding og dekoding av en høybånddel av et talesignal
NO20075512A NO20075512L (no) 2005-04-01 2007-10-31 Hoybands tidsvridning
NO20075510A NO20075510L (no) 2005-04-01 2007-10-31 Hoybandskurundertrykking
NO20075514A NO340434B1 (no) 2005-04-01 2007-10-31 Høybåndeksiteringsgenerator

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NO20075503A NO20075503L (no) 2005-04-01 2007-10-31 Bredbands talekoding

Family Applications After (5)

Application Number Title Priority Date Filing Date
NO20075515A NO340566B1 (no) 2005-04-01 2007-10-31 Anti-spredningsfiltrering for et båndbreddeutvidet taleprediksjonseksiteringssignal
NO20075513A NO340428B1 (no) 2005-04-01 2007-10-31 Koding og dekoding av en høybånddel av et talesignal
NO20075512A NO20075512L (no) 2005-04-01 2007-10-31 Hoybands tidsvridning
NO20075510A NO20075510L (no) 2005-04-01 2007-10-31 Hoybandskurundertrykking
NO20075514A NO340434B1 (no) 2005-04-01 2007-10-31 Høybåndeksiteringsgenerator

Country Status (24)

Country Link
US (8) US8078474B2 (fr)
EP (8) EP1864282B1 (fr)
JP (8) JP5161069B2 (fr)
KR (8) KR100956876B1 (fr)
CN (1) CN102411935B (fr)
AT (4) ATE459958T1 (fr)
AU (8) AU2006232364B2 (fr)
BR (8) BRPI0608305B1 (fr)
CA (8) CA2603255C (fr)
DE (4) DE602006012637D1 (fr)
DK (2) DK1864282T3 (fr)
ES (3) ES2340608T3 (fr)
HK (5) HK1113848A1 (fr)
IL (8) IL186442A (fr)
MX (8) MX2007012191A (fr)
NO (7) NO20075503L (fr)
NZ (6) NZ562186A (fr)
PL (4) PL1866915T3 (fr)
PT (2) PT1864282T (fr)
RU (9) RU2402827C2 (fr)
SG (4) SG163555A1 (fr)
SI (1) SI1864282T1 (fr)
TW (8) TWI320923B (fr)
WO (8) WO2006107836A1 (fr)

Families Citing this family (324)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7987095B2 (en) * 2002-09-27 2011-07-26 Broadcom Corporation Method and system for dual mode subband acoustic echo canceller with integrated noise suppression
US7619995B1 (en) * 2003-07-18 2009-11-17 Nortel Networks Limited Transcoders and mixers for voice-over-IP conferencing
JP4679049B2 (ja) * 2003-09-30 2011-04-27 パナソニック株式会社 スケーラブル復号化装置
US7668712B2 (en) * 2004-03-31 2010-02-23 Microsoft Corporation Audio encoding and decoding with intra frames and adaptive forward error correction
KR101213840B1 (ko) * 2004-05-14 2012-12-20 파나소닉 주식회사 복호화 장치 및 복호화 방법, 및 복호화 장치를 구비하는 통신 단말 장치 및 기지국 장치
CN1989548B (zh) * 2004-07-20 2010-12-08 松下电器产业株式会社 语音解码装置及补偿帧生成方法
ES2405750T3 (es) * 2004-08-30 2013-06-03 Qualcomm Incorporated Procedimiento y aparato de memoria intermedia de supresión de fluctuación adaptativa
US8085678B2 (en) * 2004-10-13 2011-12-27 Qualcomm Incorporated Media (voice) playback (de-jitter) buffer adjustments based on air interface
US8355907B2 (en) * 2005-03-11 2013-01-15 Qualcomm Incorporated Method and apparatus for phase matching frames in vocoders
US8155965B2 (en) * 2005-03-11 2012-04-10 Qualcomm Incorporated Time warping frames inside the vocoder by modifying the residual
EP1872364B1 (fr) * 2005-03-30 2010-11-24 Nokia Corporation Codage et/ou decodage source
DE602006012637D1 (de) * 2005-04-01 2010-04-15 Qualcomm Inc Vorrichtung und Verfahren für die Teilband-Sprachkodierung
TR201821299T4 (tr) * 2005-04-22 2019-01-21 Qualcomm Inc Kazanç faktörü yumuşatma için sistemler, yöntemler ve aparat.
ATE435481T1 (de) * 2005-04-28 2009-07-15 Siemens Ag Verfahren und vorrichtung zur geräuschunterdrückung
US7177804B2 (en) * 2005-05-31 2007-02-13 Microsoft Corporation Sub-band voice codec with multi-stage codebooks and redundant coding
US7707034B2 (en) * 2005-05-31 2010-04-27 Microsoft Corporation Audio codec post-filter
US7831421B2 (en) * 2005-05-31 2010-11-09 Microsoft Corporation Robust decoder
DE102005032724B4 (de) * 2005-07-13 2009-10-08 Siemens Ag Verfahren und Vorrichtung zur künstlichen Erweiterung der Bandbreite von Sprachsignalen
ES2332108T3 (es) * 2005-07-14 2010-01-26 Koninklijke Philips Electronics N.V. Sintesis de señal de audio.
US8169890B2 (en) * 2005-07-20 2012-05-01 Qualcomm Incorporated Systems and method for high data rate ultra wideband communication
KR101171098B1 (ko) * 2005-07-22 2012-08-20 삼성전자주식회사 혼합 구조의 스케일러블 음성 부호화 방법 및 장치
US8326614B2 (en) * 2005-09-02 2012-12-04 Qnx Software Systems Limited Speech enhancement system
US7734462B2 (en) * 2005-09-02 2010-06-08 Nortel Networks Limited Method and apparatus for extending the bandwidth of a speech signal
KR20080049085A (ko) * 2005-09-30 2008-06-03 마츠시타 덴끼 산교 가부시키가이샤 음성 부호화 장치 및 음성 부호화 방법
US7991611B2 (en) * 2005-10-14 2011-08-02 Panasonic Corporation Speech encoding apparatus and speech encoding method that encode speech signals in a scalable manner, and speech decoding apparatus and speech decoding method that decode scalable encoded signals
BRPI0617447A2 (pt) 2005-10-14 2012-04-17 Matsushita Electric Ind Co Ltd codificador de transformada e método de codificação de transformada
JP4876574B2 (ja) * 2005-12-26 2012-02-15 ソニー株式会社 信号符号化装置及び方法、信号復号装置及び方法、並びにプログラム及び記録媒体
EP1852848A1 (fr) * 2006-05-05 2007-11-07 Deutsche Thomson-Brandt GmbH Procédé et appareil d'encodage sans perte d'un signal source utilisant un courant de données encodées avec perte et un courant de données d'extension encodées sans perte
US8949120B1 (en) 2006-05-25 2015-02-03 Audience, Inc. Adaptive noise cancelation
US7987089B2 (en) * 2006-07-31 2011-07-26 Qualcomm Incorporated Systems and methods for modifying a zero pad region of a windowed frame of an audio signal
US8532984B2 (en) * 2006-07-31 2013-09-10 Qualcomm Incorporated Systems, methods, and apparatus for wideband encoding and decoding of active frames
US8260609B2 (en) 2006-07-31 2012-09-04 Qualcomm Incorporated Systems, methods, and apparatus for wideband encoding and decoding of inactive frames
US8725499B2 (en) * 2006-07-31 2014-05-13 Qualcomm Incorporated Systems, methods, and apparatus for signal change detection
US8135047B2 (en) 2006-07-31 2012-03-13 Qualcomm Incorporated Systems and methods for including an identifier with a packet associated with a speech signal
KR101046982B1 (ko) * 2006-08-15 2011-07-07 브로드콤 코포레이션 전대역 오디오 파형의 외삽법에 기초한 부분대역 예측코딩에 대한 패킷 손실 은닉 기법
DE602007012116D1 (de) * 2006-08-15 2011-03-03 Dolby Lab Licensing Corp Arbiträre formung einer temporären rauschhüllkurve ohne nebeninformation
US8239190B2 (en) * 2006-08-22 2012-08-07 Qualcomm Incorporated Time-warping frames of wideband vocoder
US8046218B2 (en) * 2006-09-19 2011-10-25 The Board Of Trustees Of The University Of Illinois Speech and method for identifying perceptual features
JP4972742B2 (ja) * 2006-10-17 2012-07-11 国立大学法人九州工業大学 高域信号補間方法及び高域信号補間装置
USRE50009E1 (en) 2006-10-25 2024-06-11 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples
CN101405791B (zh) 2006-10-25 2012-01-11 弗劳恩霍夫应用研究促进协会 用于产生音频子带值的装置和方法以及用于产生时域音频采样的装置和方法
KR101375582B1 (ko) * 2006-11-17 2014-03-20 삼성전자주식회사 대역폭 확장 부호화 및 복호화 방법 및 장치
KR101565919B1 (ko) 2006-11-17 2015-11-05 삼성전자주식회사 고주파수 신호 부호화 및 복호화 방법 및 장치
US8639500B2 (en) * 2006-11-17 2014-01-28 Samsung Electronics Co., Ltd. Method, medium, and apparatus with bandwidth extension encoding and/or decoding
US8005671B2 (en) * 2006-12-04 2011-08-23 Qualcomm Incorporated Systems and methods for dynamic normalization to reduce loss in precision for low-level signals
GB2444757B (en) * 2006-12-13 2009-04-22 Motorola Inc Code excited linear prediction speech coding
US20080147389A1 (en) * 2006-12-15 2008-06-19 Motorola, Inc. Method and Apparatus for Robust Speech Activity Detection
FR2911020B1 (fr) * 2006-12-28 2009-05-01 Actimagine Soc Par Actions Sim Procede et dispositif de codage audio
FR2911031B1 (fr) * 2006-12-28 2009-04-10 Actimagine Soc Par Actions Sim Procede et dispositif de codage audio
KR101379263B1 (ko) * 2007-01-12 2014-03-28 삼성전자주식회사 대역폭 확장 복호화 방법 및 장치
US7873064B1 (en) * 2007-02-12 2011-01-18 Marvell International Ltd. Adaptive jitter buffer-packet loss concealment
US8032359B2 (en) * 2007-02-14 2011-10-04 Mindspeed Technologies, Inc. Embedded silence and background noise compression
GB0704622D0 (en) * 2007-03-09 2007-04-18 Skype Ltd Speech coding system and method
KR101411900B1 (ko) * 2007-05-08 2014-06-26 삼성전자주식회사 오디오 신호의 부호화 및 복호화 방법 및 장치
US9653088B2 (en) * 2007-06-13 2017-05-16 Qualcomm Incorporated Systems, methods, and apparatus for signal encoding using pitch-regularizing and non-pitch-regularizing coding
PL3591650T3 (pl) 2007-08-27 2021-07-05 Telefonaktiebolaget Lm Ericsson (Publ) Sposób i urządzenie do wypełniania dziur widmowych
FR2920545B1 (fr) * 2007-09-03 2011-06-10 Univ Sud Toulon Var Procede de trajectographie de plusieurs cetaces par acoustique passive
EP2629293A3 (fr) * 2007-11-02 2014-01-08 Huawei Technologies Co., Ltd. Procédé et appareil pour décoder un signal audio
WO2009059631A1 (fr) * 2007-11-06 2009-05-14 Nokia Corporation Appareil de codage audio et procédé associé
CN101896967A (zh) * 2007-11-06 2010-11-24 诺基亚公司 编码器
US20100250260A1 (en) * 2007-11-06 2010-09-30 Lasse Laaksonen Encoder
KR101444099B1 (ko) * 2007-11-13 2014-09-26 삼성전자주식회사 음성 구간 검출 방법 및 장치
KR101221918B1 (ko) * 2007-11-21 2013-01-15 엘지전자 주식회사 신호 처리 방법 및 장치
US8688441B2 (en) * 2007-11-29 2014-04-01 Motorola Mobility Llc Method and apparatus to facilitate provision and use of an energy value to determine a spectral envelope shape for out-of-signal bandwidth content
US8050934B2 (en) * 2007-11-29 2011-11-01 Texas Instruments Incorporated Local pitch control based on seamless time scale modification and synchronized sampling rate conversion
TWI356399B (en) * 2007-12-14 2012-01-11 Ind Tech Res Inst Speech recognition system and method with cepstral
KR101439205B1 (ko) * 2007-12-21 2014-09-11 삼성전자주식회사 오디오 매트릭스 인코딩 및 디코딩 방법 및 장치
WO2009084221A1 (fr) * 2007-12-27 2009-07-09 Panasonic Corporation Dispositif de codage, dispositif de décodage, et procédé apparenté
KR101413968B1 (ko) * 2008-01-29 2014-07-01 삼성전자주식회사 오디오 신호의 부호화, 복호화 방법 및 장치
KR101413967B1 (ko) * 2008-01-29 2014-07-01 삼성전자주식회사 오디오 신호의 부호화 방법 및 복호화 방법, 및 그에 대한 기록 매체, 오디오 신호의 부호화 장치 및 복호화 장치
DE102008015702B4 (de) * 2008-01-31 2010-03-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zur Bandbreitenerweiterung eines Audiosignals
US8433582B2 (en) * 2008-02-01 2013-04-30 Motorola Mobility Llc Method and apparatus for estimating high-band energy in a bandwidth extension system
US20090201983A1 (en) * 2008-02-07 2009-08-13 Motorola, Inc. Method and apparatus for estimating high-band energy in a bandwidth extension system
EP2255534B1 (fr) * 2008-03-20 2017-12-20 Samsung Electronics Co., Ltd. Appareil et procédé permettant d'effectuer un codage au moyen d'une extension de bande passante dans un terminal portable
US8983832B2 (en) * 2008-07-03 2015-03-17 The Board Of Trustees Of The University Of Illinois Systems and methods for identifying speech sound features
CN102089810B (zh) 2008-07-10 2013-05-08 沃伊斯亚吉公司 多基准线性预测系数滤波器量化和逆量化设备及方法
US8788276B2 (en) * 2008-07-11 2014-07-22 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for calculating bandwidth extension data using a spectral tilt controlled framing
MY154452A (en) * 2008-07-11 2015-06-15 Fraunhofer Ges Forschung An apparatus and a method for decoding an encoded audio signal
ES2758799T3 (es) * 2008-07-11 2020-05-06 Fraunhofer Ges Forschung Método y aparato para codificar y decodificar una señal de audio y programas informáticos
KR101614160B1 (ko) 2008-07-16 2016-04-20 한국전자통신연구원 포스트 다운믹스 신호를 지원하는 다객체 오디오 부호화 장치 및 복호화 장치
US20110178799A1 (en) * 2008-07-25 2011-07-21 The Board Of Trustees Of The University Of Illinois Methods and systems for identifying speech sounds using multi-dimensional analysis
US8463412B2 (en) * 2008-08-21 2013-06-11 Motorola Mobility Llc Method and apparatus to facilitate determining signal bounding frequencies
WO2010028297A1 (fr) 2008-09-06 2010-03-11 GH Innovation, Inc. Extension sélective de bande passante
US8407046B2 (en) * 2008-09-06 2013-03-26 Huawei Technologies Co., Ltd. Noise-feedback for spectral envelope quantization
WO2010028292A1 (fr) * 2008-09-06 2010-03-11 Huawei Technologies Co., Ltd. Prédiction de fréquence adaptative
US8515747B2 (en) * 2008-09-06 2013-08-20 Huawei Technologies Co., Ltd. Spectrum harmonic/noise sharpness control
US8352279B2 (en) * 2008-09-06 2013-01-08 Huawei Technologies Co., Ltd. Efficient temporal envelope coding approach by prediction between low band signal and high band signal
KR101178801B1 (ko) * 2008-12-09 2012-08-31 한국전자통신연구원 음원분리 및 음원식별을 이용한 음성인식 장치 및 방법
US20100070550A1 (en) * 2008-09-12 2010-03-18 Cardinal Health 209 Inc. Method and apparatus of a sensor amplifier configured for use in medical applications
WO2010031003A1 (fr) * 2008-09-15 2010-03-18 Huawei Technologies Co., Ltd. Addition d'une seconde couche d'amélioration à une couche centrale basée sur une prédiction linéaire à excitation par code
WO2010031049A1 (fr) * 2008-09-15 2010-03-18 GH Innovation, Inc. Amélioration du post-traitement celp de signaux musicaux
EP2169670B1 (fr) * 2008-09-25 2016-07-20 LG Electronics Inc. Appareil pour traiter un signal audio et son procédé
WO2010053287A2 (fr) * 2008-11-04 2010-05-14 Lg Electronics Inc. Appareil de traitement d'un signal audio et méthode associée
DE102008058496B4 (de) * 2008-11-21 2010-09-09 Siemens Medical Instruments Pte. Ltd. Filterbanksystem mit spezifischen Sperrdämpfungsanteilen für eine Hörvorrichtung
GB2466201B (en) * 2008-12-10 2012-07-11 Skype Ltd Regeneration of wideband speech
US9947340B2 (en) 2008-12-10 2018-04-17 Skype Regeneration of wideband speech
GB0822537D0 (en) 2008-12-10 2009-01-14 Skype Ltd Regeneration of wideband speech
EP2360687A4 (fr) * 2008-12-19 2012-07-11 Fujitsu Ltd Dispositif d'extension de bande vocale et procédé d'extension de bande vocale
GB2466673B (en) 2009-01-06 2012-11-07 Skype Quantization
GB2466669B (en) * 2009-01-06 2013-03-06 Skype Speech coding
GB2466674B (en) * 2009-01-06 2013-11-13 Skype Speech coding
GB2466675B (en) 2009-01-06 2013-03-06 Skype Speech coding
GB2466671B (en) 2009-01-06 2013-03-27 Skype Speech encoding
GB2466672B (en) * 2009-01-06 2013-03-13 Skype Speech coding
GB2466670B (en) * 2009-01-06 2012-11-14 Skype Speech encoding
EP3598446B1 (fr) 2009-01-16 2021-12-22 Dolby International AB Transposition harmonique améliorée par produit croisé
US8463599B2 (en) * 2009-02-04 2013-06-11 Motorola Mobility Llc Bandwidth extension method and apparatus for a modified discrete cosine transform audio coder
WO2010111876A1 (fr) * 2009-03-31 2010-10-07 华为技术有限公司 Procédé et dispositif de débruitage de signaux et système de décodage de fréquence audio
JP4921611B2 (ja) * 2009-04-03 2012-04-25 株式会社エヌ・ティ・ティ・ドコモ 音声復号装置、音声復号方法、及び音声復号プログラム
JP4932917B2 (ja) * 2009-04-03 2012-05-16 株式会社エヌ・ティ・ティ・ドコモ 音声復号装置、音声復号方法、及び音声復号プログラム
JP5730860B2 (ja) * 2009-05-19 2015-06-10 エレクトロニクス アンド テレコミュニケーションズ リサーチ インスチチュートＥｌｅｃｔｒｏｎｉｃｓ Ａｎｄ Ｔｅｌｅｃｏｍｍｕｎｉｃａｔｉｏｎｓ Ｒｅｓｅａｒｃｈ Ｉｎｓｔｉｔｕｔｅ 階層型正弦波パルスコーディングを用いるオーディオ信号の符号化及び復号化方法及び装置
CN101609680B (zh) * 2009-06-01 2012-01-04 华为技术有限公司 压缩编码和解码的方法、编码器和解码器以及编码装置
US8000485B2 (en) * 2009-06-01 2011-08-16 Dts, Inc. Virtual audio processing for loudspeaker or headphone playback
KR20110001130A (ko) * 2009-06-29 2011-01-06 삼성전자주식회사 가중 선형 예측 변환을 이용한 오디오 신호 부호화 및 복호화 장치 및 그 방법
WO2011029484A1 (fr) * 2009-09-14 2011-03-17 Nokia Corporation Traitement d'amélioration de signal
US9595257B2 (en) * 2009-09-28 2017-03-14 Nuance Communications, Inc. Downsampling schemes in a hierarchical neural network structure for phoneme recognition
US8452606B2 (en) * 2009-09-29 2013-05-28 Skype Speech encoding using multiple bit rates
JP5754899B2 (ja) * 2009-10-07 2015-07-29 ソニー株式会社 復号装置および方法、並びにプログラム
ES2610163T3 (es) 2009-10-20 2017-04-26 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codificador de audio, decodificador de audio, método para codificar información de audio, método para decodificar información de audio y programa de computación que utiliza una reducción de tamaño de intervalo interactiva
EP2491557B1 (fr) 2009-10-21 2014-07-30 Dolby International AB Suréchantillonnage dans un banc de filtres de transposeur combiné
JP5422664B2 (ja) 2009-10-21 2014-02-19 パナソニック株式会社 音響信号処理装置、音響符号化装置および音響復号装置
US8484020B2 (en) 2009-10-23 2013-07-09 Qualcomm Incorporated Determining an upperband signal from a narrowband signal
CN102714041B (zh) * 2009-11-19 2014-04-16 瑞典爱立信有限公司 改进的激励信号带宽扩展
JP5619177B2 (ja) * 2009-11-19 2014-11-05 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） 低域オーディオ信号の帯域拡張
US8489393B2 (en) * 2009-11-23 2013-07-16 Cambridge Silicon Radio Limited Speech intelligibility
US9838784B2 (en) 2009-12-02 2017-12-05 Knowles Electronics, Llc Directional audio capture
RU2464651C2 (ru) * 2009-12-22 2012-10-20 Общество с ограниченной ответственностью "Спирит Корп" Способ и устройство многоуровневого масштабируемого устойчивого к информационным потерям кодирования речи для сетей с коммутацией пакетов
US20110167445A1 (en) * 2010-01-06 2011-07-07 Reams Robert W Audiovisual content channelization system
US8326607B2 (en) * 2010-01-11 2012-12-04 Sony Ericsson Mobile Communications Ab Method and arrangement for enhancing speech quality
JP5773502B2 (ja) * 2010-01-12 2015-09-02 フラウンホーファーゲゼルシャフトツール フォルデルング デル アンゲヴァンテン フォルシユング エー．フアー． オーディオ符号化器、オーディオ復号器、オーディオ情報を符号化するための方法、オーディオ情報を復号するための方法、および上位状態値と間隔境界との両方を示すハッシュテーブルを用いたコンピュータプログラム
US8699727B2 (en) 2010-01-15 2014-04-15 Apple Inc. Visually-assisted mixing of audio using a spectral analyzer
US9525569B2 (en) * 2010-03-03 2016-12-20 Skype Enhanced circuit-switched calls
RU2586848C2 (ru) * 2010-03-10 2016-06-10 Долби Интернейшнл АБ Декодер звукового сигнала, кодирующее устройство звукового сигнала, способы и компьютерная программа, использующие зависящее от частоты выборки кодирование контура деформации времени
US8700391B1 (en) * 2010-04-01 2014-04-15 Audience, Inc. Low complexity bandwidth expansion of speech
EP2559026A1 (fr) * 2010-04-12 2013-02-20 Freescale Semiconductor, Inc. Dispositif de communication audio, procédé d'émission d'un signal audio et système de communication
JP5609737B2 (ja) 2010-04-13 2014-10-22 ソニー株式会社 信号処理装置および方法、符号化装置および方法、復号装置および方法、並びにプログラム
JP5850216B2 (ja) 2010-04-13 2016-02-03 ソニー株式会社 信号処理装置および方法、符号化装置および方法、復号装置および方法、並びにプログラム
ES2722224T3 (es) 2010-04-13 2019-08-08 Fraunhofer Ges Forschung Procedimiento y codificador y decodificador para la reproducción sin espacios de una señal de audio
JP5652658B2 (ja) 2010-04-13 2015-01-14 ソニー株式会社 信号処理装置および方法、符号化装置および方法、復号装置および方法、並びにプログラム
AU2011241424B2 (en) * 2010-04-14 2016-05-05 Voiceage Evs Llc Flexible and scalable combined innovation codebook for use in CELP coder and decoder
US9443534B2 (en) * 2010-04-14 2016-09-13 Huawei Technologies Co., Ltd. Bandwidth extension system and approach
MX2012011828A (es) 2010-04-16 2013-02-27 Fraunhofer Ges Forschung Aparato, metodo y programa de computadora para generar una señal de banda amplia que utiliza extension de ancho de banda guiada y extension oculta de ancho de banda.
US8538035B2 (en) 2010-04-29 2013-09-17 Audience, Inc. Multi-microphone robust noise suppression
US8473287B2 (en) 2010-04-19 2013-06-25 Audience, Inc. Method for jointly optimizing noise reduction and voice quality in a mono or multi-microphone system
US8798290B1 (en) 2010-04-21 2014-08-05 Audience, Inc. Systems and methods for adaptive signal equalization
US8781137B1 (en) 2010-04-27 2014-07-15 Audience, Inc. Wind noise detection and suppression
US9378754B1 (en) 2010-04-28 2016-06-28 Knowles Electronics, Llc Adaptive spatial classifier for multi-microphone systems
US9558755B1 (en) 2010-05-20 2017-01-31 Knowles Electronics, Llc Noise suppression assisted automatic speech recognition
KR101660843B1 (ko) 2010-05-27 2016-09-29 삼성전자주식회사 Ｌｐｃ 계수 양자화를 위한 가중치 함수 결정 장치 및 방법
US8600737B2 (en) 2010-06-01 2013-12-03 Qualcomm Incorporated Systems, methods, apparatus, and computer program products for wideband speech coding
ES2372202B2 (es) * 2010-06-29 2012-08-08 Universidad De Málaga Sistema de reconocimiento de sonidos de bajo consumo.
CN105261372B (zh) 2010-07-02 2021-07-16 杜比国际公司 自适应后置滤波器
US8447596B2 (en) 2010-07-12 2013-05-21 Audience, Inc. Monaural noise suppression based on computational auditory scene analysis
JP5589631B2 (ja) * 2010-07-15 2014-09-17 富士通株式会社 音声処理装置、音声処理方法および電話装置
EP2593937B1 (fr) * 2010-07-16 2015-11-11 Telefonaktiebolaget LM Ericsson (publ) Codeur et décodeur audio, et procédés permettant de coder et de décoder un signal audio
JP5777041B2 (ja) * 2010-07-23 2015-09-09 沖電気工業株式会社 帯域拡張装置及びプログラム、並びに、音声通信装置
JP6075743B2 (ja) 2010-08-03 2017-02-08 ソニー株式会社 信号処理装置および方法、並びにプログラム
US20130310422A1 (en) 2010-09-01 2013-11-21 The General Hospital Corporation Reversal of general anesthesia by administration of methylphenidate, amphetamine, modafinil, amantadine, and/or caffeine
IL298230B2 (en) * 2010-09-16 2023-11-01 Dolby Int Ab A method and system for harmonic, lumped, sub-channel transposition, and enhanced by a rhetorical multiplier
JP5707842B2 (ja) 2010-10-15 2015-04-30 ソニー株式会社 符号化装置および方法、復号装置および方法、並びにプログラム
US8924200B2 (en) 2010-10-15 2014-12-30 Motorola Mobility Llc Audio signal bandwidth extension in CELP-based speech coder
WO2012053149A1 (fr) * 2010-10-22 2012-04-26 パナソニック株式会社 Dispositif d'analyse de discours, dispositif de quantification, dispositif de quantification inverse, procédé correspondant
JP5743137B2 (ja) * 2011-01-14 2015-07-01 ソニー株式会社 信号処理装置および方法、並びにプログラム
US9767823B2 (en) * 2011-02-07 2017-09-19 Qualcomm Incorporated Devices for encoding and detecting a watermarked signal
US9767822B2 (en) 2011-02-07 2017-09-19 Qualcomm Incorporated Devices for encoding and decoding a watermarked signal
TWI488176B (zh) 2011-02-14 2015-06-11 Fraunhofer Ges Forschung 音訊信號音軌脈衝位置之編碼與解碼技術
KR101699898B1 (ko) 2011-02-14 2017-01-25 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 스펙트럼 영역에서 디코딩된 오디오 신호를 처리하기 위한 방법 및 장치
JP5849106B2 (ja) 2011-02-14 2016-01-27 フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン 低遅延の統合されたスピーチ及びオーディオ符号化におけるエラー隠しのための装置及び方法
AU2012217162B2 (en) * 2011-02-14 2015-11-26 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Noise generation in audio codecs
JP5800915B2 (ja) 2011-02-14 2015-10-28 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ オーディオ信号のトラックのパルス位置の符号化および復号化
SG185519A1 (en) 2011-02-14 2012-12-28 Fraunhofer Ges Forschung Information signal representation using lapped transform
TR201908598T4 (tr) 2011-02-14 2019-07-22 Fraunhofer Ges Forschung Bir ses sinyalinin hizalı bir ileriye dönük kısımdan faydalanılarak enkode edilmesi için cihaz ve yöntem.
CN103493129B (zh) 2011-02-14 2016-08-10 弗劳恩霍夫应用研究促进协会 用于使用瞬态检测及质量结果将音频信号的部分编码的装置与方法
ES2535609T3 (es) 2011-02-14 2015-05-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codificador de audio con estimación de ruido de fondo durante fases activas
CN103534752B (zh) * 2011-02-16 2015-07-29 杜比实验室特许公司 用于产生滤波器系数并配置滤波器的方法和系统
DK3407352T3 (da) * 2011-02-18 2022-06-07 Ntt Docomo Inc Taleafkoder, talekoder, taleafkodningsfremgangsmåde, talekodningsfremgangsmåde, taleafkodningsprogram og talekodningsprogram
US9165558B2 (en) 2011-03-09 2015-10-20 Dts Llc System for dynamically creating and rendering audio objects
US9244984B2 (en) 2011-03-31 2016-01-26 Microsoft Technology Licensing, Llc Location based conversational understanding
JP5704397B2 (ja) * 2011-03-31 2015-04-22 ソニー株式会社 符号化装置および方法、並びにプログラム
US9760566B2 (en) 2011-03-31 2017-09-12 Microsoft Technology Licensing, Llc Augmented conversational understanding agent to identify conversation context between two humans and taking an agent action thereof
US9298287B2 (en) 2011-03-31 2016-03-29 Microsoft Technology Licensing, Llc Combined activation for natural user interface systems
US9842168B2 (en) 2011-03-31 2017-12-12 Microsoft Technology Licensing, Llc Task driven user intents
US10642934B2 (en) 2011-03-31 2020-05-05 Microsoft Technology Licensing, Llc Augmented conversational understanding architecture
US9064006B2 (en) 2012-08-23 2015-06-23 Microsoft Technology Licensing, Llc Translating natural language utterances to keyword search queries
CN102811034A (zh) 2011-05-31 2012-12-05 财团法人工业技术研究院 信号处理装置及信号处理方法
JP5986565B2 (ja) * 2011-06-09 2016-09-06 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 音声符号化装置、音声復号装置、音声符号化方法及び音声復号方法
US9070361B2 (en) 2011-06-10 2015-06-30 Google Technology Holdings LLC Method and apparatus for encoding a wideband speech signal utilizing downmixing of a highband component
BR112013033900B1 (pt) 2011-06-30 2022-03-15 Samsung Electronics Co., Ltd Método para gerar um sinal estendido de largura de banda para decodificação de áudio
US9059786B2 (en) * 2011-07-07 2015-06-16 Vecima Networks Inc. Ingress suppression for communication systems
JP5942358B2 (ja) * 2011-08-24 2016-06-29 ソニー株式会社 符号化装置および方法、復号装置および方法、並びにプログラム
RU2486636C1 (ru) * 2011-11-14 2013-06-27 Федеральное государственное военное образовательное учреждение высшего профессионального образования "Военный авиационный инженерный университет" (г. Воронеж) Министерства обороны Российской Федерации Способ генерации высокочастотных сигналов и устройство его реализации
RU2486637C1 (ru) * 2011-11-15 2013-06-27 Федеральное государственное военное образовательное учреждение высшего профессионального образования "Военный авиационный инженерный университет" (г. Воронеж) Министерства обороны Российской Федерации Способ генерации и частотной модуляции высокочастотных сигналов и устройство его реализации
RU2486638C1 (ru) * 2011-11-15 2013-06-27 Федеральное государственное военное образовательное учреждение высшего профессионального образования "Военный авиационный инженерный университет" (г. Воронеж) Министерства обороны Российской Федерации Способ генерации высокочастотных сигналов и устройство его реализации
RU2496222C2 (ru) * 2011-11-17 2013-10-20 Федеральное государственное образовательное учреждение высшего профессионального образования "Военный авиационный инженерный университет" (г. Воронеж) Министерства обороны Российской Федерации Способ генерации и частотной модуляции высокочастотных сигналов и устройство его реализации
RU2486639C1 (ru) * 2011-11-21 2013-06-27 Федеральное государственное военное образовательное учреждение высшего профессионального образования "Военный авиационный инженерный университет" (г. Воронеж) Министерства обороны Российской Федерации Способ генерации и частотной модуляции высокочастотных сигналов и устройство его реализации
RU2496192C2 (ru) * 2011-11-21 2013-10-20 Федеральное государственное военное образовательное учреждение высшего профессионального образования "Военный авиационный инженерный университет" (г. Воронеж) Министерства обороны Российской Федерации Способ генерации и частотной модуляции высокочастотных сигналов и устройство его реализации
RU2490727C2 (ru) * 2011-11-28 2013-08-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Уральский государственный университет путей сообщения" (УрГУПС) Способ передачи речевых сигналов (варианты)
RU2487443C1 (ru) * 2011-11-29 2013-07-10 Федеральное государственное военное образовательное учреждение высшего профессионального образования "Военный авиационный инженерный университет" (г. Воронеж) Министерства обороны Российской Федерации Способ согласования комплексных сопротивлений и устройство его реализации
JP5817499B2 (ja) * 2011-12-15 2015-11-18 富士通株式会社 復号装置、符号化装置、符号化復号システム、復号方法、符号化方法、復号プログラム、及び符号化プログラム
US9972325B2 (en) * 2012-02-17 2018-05-15 Huawei Technologies Co., Ltd. System and method for mixed codebook excitation for speech coding
US9082398B2 (en) * 2012-02-28 2015-07-14 Huawei Technologies Co., Ltd. System and method for post excitation enhancement for low bit rate speech coding
US9437213B2 (en) * 2012-03-05 2016-09-06 Malaspina Labs (Barbados) Inc. Voice signal enhancement
WO2013141638A1 (fr) 2012-03-21 2013-09-26 삼성전자 주식회사 Procédé et appareil de codage/décodage de haute fréquence pour extension de largeur de bande
CN104221287B (zh) * 2012-03-29 2017-05-31 瑞典爱立信有限公司 矢量量化器
US10448161B2 (en) 2012-04-02 2019-10-15 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for gestural manipulation of a sound field
JP5998603B2 (ja) * 2012-04-18 2016-09-28 ソニー株式会社 音検出装置、音検出方法、音特徴量検出装置、音特徴量検出方法、音区間検出装置、音区間検出方法およびプログラム
KR101343768B1 (ko) * 2012-04-19 2014-01-16 충북대학교 산학협력단 스펙트럼 변화 패턴을 이용한 음성 및 오디오 신호 분류방법
RU2504894C1 (ru) * 2012-05-17 2014-01-20 Федеральное государственное военное образовательное учреждение высшего профессионального образования "Военный авиационный инженерный университет" (г. Воронеж) Министерства обороны Российской Федерации Способ демодуляции фазомодулированных и частотно-модулированных сигналов и устройство его реализации
RU2504898C1 (ru) * 2012-05-17 2014-01-20 Федеральное государственное военное образовательное учреждение высшего профессионального образования "Военный авиационный инженерный университет" (г. Воронеж) Министерства обороны Российской Федерации Способ демодуляции фазомодулированных и частотно-модулированных сигналов и устройство его реализации
US20140006017A1 (en) * 2012-06-29 2014-01-02 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for generating obfuscated speech signal
ES2604652T3 (es) 2012-08-31 2017-03-08 Telefonaktiebolaget Lm Ericsson (Publ) Método y dispositivo para detectar la actividad vocal
US9460729B2 (en) 2012-09-21 2016-10-04 Dolby Laboratories Licensing Corporation Layered approach to spatial audio coding
WO2014062859A1 (fr) * 2012-10-16 2014-04-24 Audiologicall, Ltd. Manipulation de signal audio pour une amélioration de parole avant une reproduction de son
KR101413969B1 (ko) 2012-12-20 2014-07-08 삼성전자주식회사 오디오 신호의 복호화 방법 및 장치
CN103928031B (zh) 2013-01-15 2016-03-30 华为技术有限公司 编码方法、解码方法、编码装置和解码装置
RU2641461C2 (ru) * 2013-01-29 2018-01-17 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Аудиокодер, аудиодекодер, способ обеспечения кодированной аудиоинформации, способ обеспечения декодированной аудиоинформации, компьютерная программа и кодированное представление с использованием сигнально-адаптивного расширения полосы пропускания
US9728200B2 (en) 2013-01-29 2017-08-08 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for adaptive formant sharpening in linear prediction coding
RU2618919C2 (ru) 2013-01-29 2017-05-12 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Устройство и способ для синтезирования аудиосигнала, декодер, кодер, система и компьютерная программа
CN106847297B (zh) 2013-01-29 2020-07-07 华为技术有限公司 高频带信号的预测方法、编/解码设备
US20140213909A1 (en) * 2013-01-31 2014-07-31 Xerox Corporation Control-based inversion for estimating a biological parameter vector for a biophysics model from diffused reflectance data
US9741350B2 (en) * 2013-02-08 2017-08-22 Qualcomm Incorporated Systems and methods of performing gain control
US9711156B2 (en) * 2013-02-08 2017-07-18 Qualcomm Incorporated Systems and methods of performing filtering for gain determination
US9601125B2 (en) * 2013-02-08 2017-03-21 Qualcomm Incorporated Systems and methods of performing noise modulation and gain adjustment
US9336789B2 (en) * 2013-02-21 2016-05-10 Qualcomm Incorporated Systems and methods for determining an interpolation factor set for synthesizing a speech signal
WO2014136629A1 (fr) * 2013-03-05 2014-09-12 日本電気株式会社 Dispositif de traitement de signal, procédé de traitement de signal et programme de traitement de signal
EP2784775B1 (fr) * 2013-03-27 2016-09-14 Binauric SE Procédé et appareil de codage/décodage de signal vocal
CN105264600B (zh) 2013-04-05 2019-06-07 Dts有限责任公司 分层音频编码和传输
KR102170665B1 (ko) * 2013-04-05 2020-10-29 돌비 인터네셔널 에이비 인터리브된 파형 코딩을 위한 오디오 인코더 및 디코더
KR102150496B1 (ko) * 2013-04-05 2020-09-01 돌비 인터네셔널 에이비 오디오 인코더 및 디코더
JP6482540B2 (ja) * 2013-06-21 2019-03-13 フラウンホーファーゲゼルシャフト ツール フォルデルング デル アンゲヴァンテン フォルシユング エー．フアー． 改善されたピッチラグ推定を採用するａｃｅｌｐ型封じ込めにおける適応型コードブックの改善された封じ込めのための装置および方法
MY169410A (en) * 2013-06-21 2019-04-01 Fraunhofer Ges Forschung Audio decoder having a bandwidth extension module with an energy adjusting module
FR3007563A1 (fr) * 2013-06-25 2014-12-26 France Telecom Extension amelioree de bande de frequence dans un decodeur de signaux audiofrequences
WO2014210549A1 (fr) 2013-06-27 2014-12-31 The General Hospital Corporation Systèmes et procédés pour suivre la structure spectrale non stationnaire et la dynamique dans des données physiologiques
US10383574B2 (en) 2013-06-28 2019-08-20 The General Hospital Corporation Systems and methods to infer brain state during burst suppression
CN104282308B (zh) 2013-07-04 2017-07-14 华为技术有限公司 频域包络的矢量量化方法和装置
FR3008533A1 (fr) 2013-07-12 2015-01-16 Orange Facteur d'echelle optimise pour l'extension de bande de frequence dans un decodeur de signaux audiofrequences
EP2830056A1 (fr) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Appareil et procédé pour le codage ou le décodage d'un signal audio avec remplissage d'intervalle intelligent dans le domaine spectral
JP6001814B1 (ja) 2013-08-28 2016-10-05 ドルビー ラボラトリーズ ライセンシング コーポレイション ハイブリッドの波形符号化およびパラメトリック符号化発話向上
TWI557726B (zh) * 2013-08-29 2016-11-11 杜比國際公司 用於決定音頻信號的高頻帶信號的主比例因子頻帶表之系統和方法
EP3043696B1 (fr) 2013-09-13 2022-11-02 The General Hospital Corporation Systèmes et procédés pour une surveillance cérébrale améliorée pendant une anesthésie générale et une sédation
CN105531762B (zh) 2013-09-19 2019-10-01 索尼公司 编码装置和方法、解码装置和方法以及程序
CN108172239B (zh) * 2013-09-26 2021-01-12 华为技术有限公司 频带扩展的方法及装置
CN104517611B (zh) * 2013-09-26 2016-05-25 华为技术有限公司 一种高频激励信号预测方法及装置
US9224402B2 (en) 2013-09-30 2015-12-29 International Business Machines Corporation Wideband speech parameterization for high quality synthesis, transformation and quantization
US9620134B2 (en) * 2013-10-10 2017-04-11 Qualcomm Incorporated Gain shape estimation for improved tracking of high-band temporal characteristics
US10083708B2 (en) 2013-10-11 2018-09-25 Qualcomm Incorporated Estimation of mixing factors to generate high-band excitation signal
US9384746B2 (en) 2013-10-14 2016-07-05 Qualcomm Incorporated Systems and methods of energy-scaled signal processing
KR102271852B1 (ko) * 2013-11-02 2021-07-01 삼성전자주식회사 광대역 신호 생성방법 및 장치와 이를 채용하는 기기
EP2871641A1 (fr) * 2013-11-12 2015-05-13 Dialog Semiconductor B.V. Amélioration de signaux audio à bande étroite utilisant une modulation d'amplitude à bande latérale unique
US9858941B2 (en) 2013-11-22 2018-01-02 Qualcomm Incorporated Selective phase compensation in high band coding of an audio signal
US10163447B2 (en) * 2013-12-16 2018-12-25 Qualcomm Incorporated High-band signal modeling
CN103714822B (zh) * 2013-12-27 2017-01-11 广州华多网络科技有限公司 基于silk编解码器的子带编解码方法及装置
CA2934602C (fr) 2013-12-27 2022-08-30 Sony Corporation Dispositif, procede et programme de decodage
FR3017484A1 (fr) * 2014-02-07 2015-08-14 Orange Extension amelioree de bande de frequence dans un decodeur de signaux audiofrequences
US9564141B2 (en) 2014-02-13 2017-02-07 Qualcomm Incorporated Harmonic bandwidth extension of audio signals
JP6281336B2 (ja) * 2014-03-12 2018-02-21 沖電気工業株式会社 音声復号化装置及びプログラム
JP6035270B2 (ja) * 2014-03-24 2016-11-30 株式会社Ｎｔｔドコモ 音声復号装置、音声符号化装置、音声復号方法、音声符号化方法、音声復号プログラム、および音声符号化プログラム
JPWO2015151451A1 (ja) * 2014-03-31 2017-04-13 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 符号化装置、復号装置、符号化方法、復号方法、およびプログラム
US9542955B2 (en) * 2014-03-31 2017-01-10 Qualcomm Incorporated High-band signal coding using multiple sub-bands
US9697843B2 (en) 2014-04-30 2017-07-04 Qualcomm Incorporated High band excitation signal generation
CN106409304B (zh) 2014-06-12 2020-08-25 华为技术有限公司 一种音频信号的时域包络处理方法及装置、编码器
CN107424622B (zh) * 2014-06-24 2020-12-25 华为技术有限公司 音频编码方法和装置
US9984699B2 (en) 2014-06-26 2018-05-29 Qualcomm Incorporated High-band signal coding using mismatched frequency ranges
US9583115B2 (en) * 2014-06-26 2017-02-28 Qualcomm Incorporated Temporal gain adjustment based on high-band signal characteristic
CN106486129B (zh) * 2014-06-27 2019-10-25 华为技术有限公司 一种音频编码方法和装置
US9721584B2 (en) * 2014-07-14 2017-08-01 Intel IP Corporation Wind noise reduction for audio reception
EP2980792A1 (fr) 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Appareil et procédé permettant de générer un signal amélioré à l'aide de remplissage de bruit indépendant
EP2980798A1 (fr) * 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Commande dépendant de l'harmonicité d'un outil de filtre d'harmoniques
EP2980795A1 (fr) 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codage et décodage audio à l'aide d'un processeur de domaine fréquentiel, processeur de domaine temporel et processeur transversal pour l'initialisation du processeur de domaine temporel
EP2980794A1 (fr) 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codeur et décodeur audio utilisant un processeur du domaine fréquentiel et processeur de domaine temporel
US10304474B2 (en) * 2014-08-15 2019-05-28 Samsung Electronics Co., Ltd. Sound quality improving method and device, sound decoding method and device, and multimedia device employing same
CN104217730B (zh) * 2014-08-18 2017-07-21 大连理工大学 一种基于k‑svd的人工语音带宽扩展方法及装置
DE112015004185T5 (de) 2014-09-12 2017-06-01 Knowles Electronics, Llc Systeme und Verfahren zur Wiederherstellung von Sprachkomponenten
TWI550945B (zh) * 2014-12-22 2016-09-21 國立彰化師範大學 具有急遽過渡帶的複合濾波器之設計方法及其串聯式複合濾波器
US9595269B2 (en) * 2015-01-19 2017-03-14 Qualcomm Incorporated Scaling for gain shape circuitry
DE112016000545B4 (de) 2015-01-30 2019-08-22 Knowles Electronics, Llc Kontextabhängiges schalten von mikrofonen
CA2976864C (fr) 2015-02-26 2020-07-14 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Appareil et procede de traitement de signal audio pour obtenir un signal audio traite a l'aide d'une enveloppe de domaine temporel cible
US10847170B2 (en) * 2015-06-18 2020-11-24 Qualcomm Incorporated Device and method for generating a high-band signal from non-linearly processed sub-ranges
US9837089B2 (en) * 2015-06-18 2017-12-05 Qualcomm Incorporated High-band signal generation
US9407989B1 (en) 2015-06-30 2016-08-02 Arthur Woodrow Closed audio circuit
US9830921B2 (en) * 2015-08-17 2017-11-28 Qualcomm Incorporated High-band target signal control
CN107924683B (zh) * 2015-10-15 2021-03-30 华为技术有限公司 正弦编码和解码的方法和装置
NO339664B1 (en) 2015-10-15 2017-01-23 St Tech As A system for isolating an object
WO2017140600A1 (fr) 2016-02-17 2017-08-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Postprocesseur, préprocesseur, codeur audio, décodeur audio et procédés correspondants pour améliorer le traitement de transitoire
FR3049084B1 (fr) 2016-03-15 2022-11-11 Fraunhofer Ges Forschung Dispositif de codage pour le traitement d'un signal d'entree et dispositif de decodage pour le traitement d'un signal code
ES2933287T3 (es) * 2016-04-12 2023-02-03 Fraunhofer Ges Forschung Codificador de audio para codificar una señal de audio, método para codificar una señal de audio y programa informático en consideración de una región espectral del pico detectada en una banda de frecuencia superior
US10770088B2 (en) * 2016-05-10 2020-09-08 Immersion Networks, Inc. Adaptive audio decoder system, method and article
EP3455854B1 (fr) * 2016-05-10 2020-09-16 Immersion Services LLC Procédé de codec audio adaptatif et appareil
US10699725B2 (en) * 2016-05-10 2020-06-30 Immersion Networks, Inc. Adaptive audio encoder system, method and article
US10756755B2 (en) * 2016-05-10 2020-08-25 Immersion Networks, Inc. Adaptive audio codec system, method and article
US20170330575A1 (en) * 2016-05-10 2017-11-16 Immersion Services LLC Adaptive audio codec system, method and article
US10264116B2 (en) * 2016-11-02 2019-04-16 Nokia Technologies Oy Virtual duplex operation
KR102507383B1 (ko) * 2016-11-08 2023-03-08 한국전자통신연구원 직사각형 윈도우를 이용한 스테레오 정합 방법 및 스테레오 정합 시스템
US10786168B2 (en) 2016-11-29 2020-09-29 The General Hospital Corporation Systems and methods for analyzing electrophysiological data from patients undergoing medical treatments
EP3555885B1 (fr) 2016-12-16 2020-06-24 Telefonaktiebolaget LM Ericsson (PUBL) Procédé et codeur de gestion de coefficients de représentation d'enveloppe
CA3048988C (fr) 2017-01-06 2022-03-01 Telefonaktiebolaget Lm Ericsson (Publ) Procedes et appareils de signalisation et de determination de decalages de signaux de reference
KR20180092582A (ko) * 2017-02-10 2018-08-20 삼성전자주식회사 Wfst 디코딩 시스템, 이를 포함하는 음성 인식 시스템 및 wfst 데이터 저장 방법
US10553222B2 (en) * 2017-03-09 2020-02-04 Qualcomm Incorporated Inter-channel bandwidth extension spectral mapping and adjustment
US10304468B2 (en) * 2017-03-20 2019-05-28 Qualcomm Incorporated Target sample generation
TW202341126A (zh) * 2017-03-23 2023-10-16 瑞典商都比國際公司 用於音訊信號之高頻重建的諧波轉置器的回溯相容整合
US10825467B2 (en) * 2017-04-21 2020-11-03 Qualcomm Incorporated Non-harmonic speech detection and bandwidth extension in a multi-source environment
US20190051286A1 (en) * 2017-08-14 2019-02-14 Microsoft Technology Licensing, Llc Normalization of high band signals in network telephony communications
US10469299B2 (en) * 2017-10-27 2019-11-05 Terawave, Llc Multi-carrier data communications system having high spectral efficiency
US11876659B2 (en) 2017-10-27 2024-01-16 Terawave, Llc Communication system using shape-shifted sinusoidal waveforms
CN109729553B (zh) * 2017-10-30 2021-12-28 成都鼎桥通信技术有限公司 Lte集群通信系统的语音业务处理方法及设备
EP3483878A1 (fr) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Décodeur audio supportant un ensemble de différents outils de dissimulation de pertes
WO2019091576A1 (fr) 2017-11-10 2019-05-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codeurs audio, décodeurs audio, procédés et programmes informatiques adaptant un codage et un décodage de bits les moins significatifs
EP3483884A1 (fr) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Filtrage de signal
EP3483879A1 (fr) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Fonction de fenêtrage d'analyse/de synthèse pour une transformation chevauchante modulée
EP3483886A1 (fr) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Sélection de délai tonal
EP3483880A1 (fr) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Mise en forme de bruit temporel
EP3483882A1 (fr) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Contrôle de la bande passante dans des codeurs et/ou des décodeurs
EP3483883A1 (fr) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codage et décodage de signaux audio avec postfiltrage séléctif
WO2019091573A1 (fr) 2017-11-10 2019-05-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Appareil et procédé de codage et de décodage d'un signal audio utilisant un sous-échantillonnage ou une interpolation de paramètres d'échelle
US10460749B1 (en) * 2018-06-28 2019-10-29 Nuvoton Technology Corporation Voice activity detection using vocal tract area information
US10847172B2 (en) * 2018-12-17 2020-11-24 Microsoft Technology Licensing, Llc Phase quantization in a speech encoder
US10957331B2 (en) 2018-12-17 2021-03-23 Microsoft Technology Licensing, Llc Phase reconstruction in a speech decoder
WO2020171034A1 (fr) * 2019-02-20 2020-08-27 ヤマハ株式会社 Procédé de génération de signal sonore, procédé d'apprentissage de modèle génératif, système de génération de signal sonore et programme
CN110610713B (zh) * 2019-08-28 2021-11-16 南京梧桐微电子科技有限公司 一种声码器余量谱幅度参数重构方法及系统
US11380343B2 (en) 2019-09-12 2022-07-05 Immersion Networks, Inc. Systems and methods for processing high frequency audio signal
TWI723545B (zh) * 2019-09-17 2021-04-01 宏碁股份有限公司 語音處理方法及其裝置
US11295751B2 (en) * 2019-09-20 2022-04-05 Tencent America LLC Multi-band synchronized neural vocoder
KR102201169B1 (ko) * 2019-10-23 2021-01-11 성균관대학교 산학협력단 메타 표면의 반사 계수를 제어하기 위한 시간 부호 생성 방법, 메타 표면의 반사 계수를 제어하기 위한 시공간 부호 생성 방법, 이를 실행하는 컴퓨터 프로그램이 저장된 컴퓨터 판독 가능한 기록매체, 및 이를 이용한 메타 표면의 신호 변조 방법
CN114548442B (zh) * 2022-02-25 2022-10-21 万表名匠(广州)科技有限公司 一种基于互联网技术的腕表维修管理系统

Family Cites Families (148)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US321993A (en) * 1885-07-14 Lantern
US596689A (en) * 1898-01-04 Hose holder or support
US525147A (en) * 1894-08-28 Steam-cooker
US526468A (en) * 1894-09-25 Charles d
US1126620A (en) * 1911-01-30 1915-01-26 Safety Car Heating & Lighting Electric regulation.
US1089258A (en) * 1914-01-13 1914-03-03 James Arnot Paterson Facing or milling machine.
US1300833A (en) * 1918-12-12 1919-04-15 Moline Mill Mfg Company Idler-pulley structure.
US1498873A (en) * 1924-04-19 1924-06-24 Bethlehem Steel Corp Switch stand
US2073913A (en) * 1934-06-26 1937-03-16 Wigan Edmund Ramsay Means for gauging minute displacements
US2086867A (en) * 1936-06-19 1937-07-13 Hall Lab Inc Laundering composition and process
US3044777A (en) * 1959-10-19 1962-07-17 Fibermold Corp Bowling pin
US3158693A (en) 1962-08-07 1964-11-24 Bell Telephone Labor Inc Speech interpolation communication system
US3855416A (en) 1972-12-01 1974-12-17 F Fuller Method and apparatus for phonation analysis leading to valid truth/lie decisions by fundamental speech-energy weighted vibratto component assessment
US3855414A (en) * 1973-04-24 1974-12-17 Anaconda Co Cable armor clamp
JPS59139099A (ja) 1983-01-31 1984-08-09 株式会社東芝 音声区間検出装置
US4616659A (en) 1985-05-06 1986-10-14 At&T Bell Laboratories Heart rate detection utilizing autoregressive analysis
US4630305A (en) 1985-07-01 1986-12-16 Motorola, Inc. Automatic gain selector for a noise suppression system
US4747143A (en) 1985-07-12 1988-05-24 Westinghouse Electric Corp. Speech enhancement system having dynamic gain control
NL8503152A (nl) * 1985-11-15 1987-06-01 Optische Ind De Oude Delft Nv Dosismeter voor ioniserende straling.
US4862168A (en) 1987-03-19 1989-08-29 Beard Terry D Audio digital/analog encoding and decoding
US4805193A (en) * 1987-06-04 1989-02-14 Motorola, Inc. Protection of energy information in sub-band coding
US4852179A (en) * 1987-10-05 1989-07-25 Motorola, Inc. Variable frame rate, fixed bit rate vocoding method
JP2707564B2 (ja) * 1987-12-14 1998-01-28 株式会社日立製作所 音声符号化方式
US5285520A (en) 1988-03-02 1994-02-08 Kokusai Denshin Denwa Kabushiki Kaisha Predictive coding apparatus
US5077798A (en) * 1988-09-28 1991-12-31 Hitachi, Ltd. Method and system for voice coding based on vector quantization
US5086475A (en) 1988-11-19 1992-02-04 Sony Corporation Apparatus for generating, recording or reproducing sound source data
JPH02244100A (ja) 1989-03-16 1990-09-28 Ricoh Co Ltd 駆動音源信号生成装置
CA2068883C (fr) 1990-09-19 2002-01-01 Jozef Maria Karel Timmermans Support d'enregistrement sur lequel sont enregistres un fichier de donnees principal et un fichier de controle, methode et dispositif d'enregistrement de ces fichiers et dispositif de lecture de ce support
JP2779886B2 (ja) 1992-10-05 1998-07-23 日本電信電話株式会社 広帯域音声信号復元方法
JP3191457B2 (ja) * 1992-10-31 2001-07-23 ソニー株式会社 高能率符号化装置、ノイズスペクトル変更装置及び方法
US5455888A (en) * 1992-12-04 1995-10-03 Northern Telecom Limited Speech bandwidth extension method and apparatus
PL174314B1 (pl) 1993-06-30 1998-07-31 Sony Corp Sposób i urządzenie do dekodowania sygnałów cyfrowych
AU7960994A (en) 1993-10-08 1995-05-04 Comsat Corporation Improved low bit rate vocoders and methods of operation therefor
US5684920A (en) 1994-03-17 1997-11-04 Nippon Telegraph And Telephone Acoustic signal transform coding method and decoding method having a high efficiency envelope flattening method therein
US5487087A (en) 1994-05-17 1996-01-23 Texas Instruments Incorporated Signal quantizer with reduced output fluctuation
US5797118A (en) * 1994-08-09 1998-08-18 Yamaha Corporation Learning vector quantization and a temporary memory such that the codebook contents are renewed when a first speaker returns
JP2770137B2 (ja) 1994-09-22 1998-06-25 日本プレシジョン・サーキッツ株式会社 波形データ圧縮装置
US5699477A (en) * 1994-11-09 1997-12-16 Texas Instruments Incorporated Mixed excitation linear prediction with fractional pitch
FI97182C (fi) 1994-12-05 1996-10-25 Nokia Telecommunications Oy Menetelmä vastaanotettujen huonojen puhekehysten korvaamiseksi digitaalisessa vastaanottimessa sekä digitaalisen tietoliikennejärjestelmän vastaanotin
JP3365113B2 (ja) * 1994-12-22 2003-01-08 ソニー株式会社 音声レベル制御装置
DE69619284T3 (de) * 1995-03-13 2006-04-27 Matsushita Electric Industrial Co., Ltd., Kadoma Vorrichtung zur Erweiterung der Sprachbandbreite
JP2956548B2 (ja) 1995-10-05 1999-10-04 松下電器産業株式会社 音声帯域拡大装置
JP3189614B2 (ja) 1995-03-13 2001-07-16 松下電器産業株式会社 音声帯域拡大装置
JP2798003B2 (ja) 1995-05-09 1998-09-17 松下電器産業株式会社 音声帯域拡大装置および音声帯域拡大方法
US5706395A (en) 1995-04-19 1998-01-06 Texas Instruments Incorporated Adaptive weiner filtering using a dynamic suppression factor
US6263307B1 (en) * 1995-04-19 2001-07-17 Texas Instruments Incorporated Adaptive weiner filtering using line spectral frequencies
JP3334419B2 (ja) * 1995-04-20 2002-10-15 ソニー株式会社 ノイズ低減方法及びノイズ低減装置
US5699485A (en) * 1995-06-07 1997-12-16 Lucent Technologies Inc. Pitch delay modification during frame erasures
US5704003A (en) 1995-09-19 1997-12-30 Lucent Technologies Inc. RCELP coder
US6097824A (en) * 1997-06-06 2000-08-01 Audiologic, Incorporated Continuous frequency dynamic range audio compressor
DE69530204T2 (de) * 1995-10-16 2004-03-18 Agfa-Gevaert Neue Klasse von Gelbfarbstoffen für photographische Materialien
JP3707116B2 (ja) 1995-10-26 2005-10-19 ソニー株式会社 音声復号化方法及び装置
US5737716A (en) * 1995-12-26 1998-04-07 Motorola Method and apparatus for encoding speech using neural network technology for speech classification
JP3073919B2 (ja) * 1995-12-30 2000-08-07 松下電器産業株式会社 同期装置
US5689615A (en) 1996-01-22 1997-11-18 Rockwell International Corporation Usage of voice activity detection for efficient coding of speech
TW307960B (en) * 1996-02-15 1997-06-11 Philips Electronics Nv Reduced complexity signal transmission system
DE69730779T2 (de) 1996-06-19 2005-02-10 Texas Instruments Inc., Dallas Verbesserungen bei oder in Bezug auf Sprachkodierung
JP3246715B2 (ja) 1996-07-01 2002-01-15 松下電器産業株式会社 オーディオ信号圧縮方法，およびオーディオ信号圧縮装置
DE69715478T2 (de) 1996-11-07 2003-01-09 Matsushita Electric Ind Co Ltd Verfahren und Vorrichtung zur CELP Sprachkodierung und -dekodierung
US6009395A (en) 1997-01-02 1999-12-28 Texas Instruments Incorporated Synthesizer and method using scaled excitation signal
US6202046B1 (en) * 1997-01-23 2001-03-13 Kabushiki Kaisha Toshiba Background noise/speech classification method
US6041297A (en) * 1997-03-10 2000-03-21 At&T Corp Vocoder for coding speech by using a correlation between spectral magnitudes and candidate excitations
US5890126A (en) 1997-03-10 1999-03-30 Euphonics, Incorporated Audio data decompression and interpolation apparatus and method
EP0878790A1 (fr) 1997-05-15 1998-11-18 Hewlett-Packard Company Système de codage de la parole et méthode
SE512719C2 (sv) * 1997-06-10 2000-05-02 Lars Gustaf Liljeryd En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion
US6889185B1 (en) * 1997-08-28 2005-05-03 Texas Instruments Incorporated Quantization of linear prediction coefficients using perceptual weighting
US6029125A (en) 1997-09-02 2000-02-22 Telefonaktiebolaget L M Ericsson, (Publ) Reducing sparseness in coded speech signals
US6122384A (en) * 1997-09-02 2000-09-19 Qualcomm Inc. Noise suppression system and method
US6231516B1 (en) * 1997-10-14 2001-05-15 Vacusense, Inc. Endoluminal implant with therapeutic and diagnostic capability
JPH11205166A (ja) * 1998-01-19 1999-07-30 Mitsubishi Electric Corp ノイズ検出装置
US6301556B1 (en) * 1998-03-04 2001-10-09 Telefonaktiebolaget L M. Ericsson (Publ) Reducing sparseness in coded speech signals
US6449590B1 (en) 1998-08-24 2002-09-10 Conexant Systems, Inc. Speech encoder using warping in long term preprocessing
US6385573B1 (en) 1998-08-24 2002-05-07 Conexant Systems, Inc. Adaptive tilt compensation for synthesized speech residual
JP4170458B2 (ja) * 1998-08-27 2008-10-22 ローランド株式会社 波形信号の時間軸圧縮伸長装置
US6353808B1 (en) * 1998-10-22 2002-03-05 Sony Corporation Apparatus and method for encoding a signal as well as apparatus and method for decoding a signal
KR20000047944A (ko) 1998-12-11 2000-07-25 이데이 노부유끼 수신장치 및 방법과 통신장치 및 방법
JP4354561B2 (ja) 1999-01-08 2009-10-28 パナソニック株式会社 オーディオ信号符号化装置及び復号化装置
US6223151B1 (en) 1999-02-10 2001-04-24 Telefon Aktie Bolaget Lm Ericsson Method and apparatus for pre-processing speech signals prior to coding by transform-based speech coders
DE60024963T2 (de) 1999-05-14 2006-09-28 Matsushita Electric Industrial Co., Ltd., Kadoma Verfahren und vorrichtung zur banderweiterung eines audiosignals
US6604070B1 (en) 1999-09-22 2003-08-05 Conexant Systems, Inc. System of encoding and decoding speech signals
JP4792613B2 (ja) * 1999-09-29 2011-10-12 ソニー株式会社 情報処理装置および方法、並びに記録媒体
US6556950B1 (en) 1999-09-30 2003-04-29 Rockwell Automation Technologies, Inc. Diagnostic method and apparatus for use with enterprise control
US6715125B1 (en) * 1999-10-18 2004-03-30 Agere Systems Inc. Source coding and transmission with time diversity
WO2001037263A1 (fr) * 1999-11-16 2001-05-25 Koninklijke Philips Electronics N.V. Systeme de transmission audio a large bande
CA2290037A1 (fr) 1999-11-18 2001-05-18 Voiceage Corporation Dispositif amplificateur a lissage du gain et methode pour codecs de signaux audio et de parole a large bande
US7260523B2 (en) * 1999-12-21 2007-08-21 Texas Instruments Incorporated Sub-band speech coding system
US7167828B2 (en) 2000-01-11 2007-01-23 Matsushita Electric Industrial Co., Ltd. Multimode speech coding apparatus and decoding apparatus
US6757395B1 (en) * 2000-01-12 2004-06-29 Sonic Innovations, Inc. Noise reduction apparatus and method
US6704711B2 (en) 2000-01-28 2004-03-09 Telefonaktiebolaget Lm Ericsson (Publ) System and method for modifying speech signals
US6732070B1 (en) * 2000-02-16 2004-05-04 Nokia Mobile Phones, Ltd. Wideband speech codec using a higher sampling rate in analysis and synthesis filtering than in excitation searching
JP3681105B2 (ja) 2000-02-24 2005-08-10 アルパイン株式会社 データ処理方式
FI119576B (fi) * 2000-03-07 2008-12-31 Nokia Corp Puheenkäsittelylaite ja menetelmä puheen käsittelemiseksi, sekä digitaalinen radiopuhelin
US6523003B1 (en) * 2000-03-28 2003-02-18 Tellabs Operations, Inc. Spectrally interdependent gain adjustment techniques
US6757654B1 (en) 2000-05-11 2004-06-29 Telefonaktiebolaget Lm Ericsson Forward error correction in speech coding
DE60102975T2 (de) 2000-05-22 2005-05-12 Texas Instruments Inc., Dallas Vorrichtung und Verfahren zur Breitbandcodierung von Sprachsignalen
US7136810B2 (en) * 2000-05-22 2006-11-14 Texas Instruments Incorporated Wideband speech coding system and method
US7330814B2 (en) 2000-05-22 2008-02-12 Texas Instruments Incorporated Wideband speech coding with modulated noise highband excitation system and method
JP2002055699A (ja) * 2000-08-10 2002-02-20 Mitsubishi Electric Corp 音声符号化装置および音声符号化方法
CN1279531C (zh) 2000-08-25 2006-10-11 皇家菲利浦电子有限公司 用于压缩以及恢复数字输入信号的方法和装置
US6515889B1 (en) * 2000-08-31 2003-02-04 Micron Technology, Inc. Junction-isolated depletion mode ferroelectric memory
US7386444B2 (en) 2000-09-22 2008-06-10 Texas Instruments Incorporated Hybrid speech coding and system
US6947888B1 (en) * 2000-10-17 2005-09-20 Qualcomm Incorporated Method and apparatus for high performance low bit-rate coding of unvoiced speech
JP2002202799A (ja) 2000-10-30 2002-07-19 Fujitsu Ltd 音声符号変換装置
JP3558031B2 (ja) * 2000-11-06 2004-08-25 日本電気株式会社 音声復号化装置
JP2004513399A (ja) * 2000-11-09 2004-04-30 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 知覚品質を高める電話スピーチの広帯域拡張
SE0004163D0 (sv) 2000-11-14 2000-11-14 Coding Technologies Sweden Ab Enhancing perceptual performance of high frequency reconstruction coding methods by adaptive filtering
SE0004187D0 (sv) * 2000-11-15 2000-11-15 Coding Technologies Sweden Ab Enhancing the performance of coding systems that use high frequency reconstruction methods
WO2002045077A1 (fr) 2000-11-30 2002-06-06 Matsushita Electric Industrial Co., Ltd. Dispositif de quantification vectorielle pour des parametres lpc
GB0031461D0 (en) 2000-12-22 2001-02-07 Thales Defence Ltd Communication sets
US20040204935A1 (en) 2001-02-21 2004-10-14 Krishnasamy Anandakumar Adaptive voice playout in VOP
JP2002268698A (ja) 2001-03-08 2002-09-20 Nec Corp 音声認識装置と標準パターン作成装置及び方法並びにプログラム
US20030028386A1 (en) 2001-04-02 2003-02-06 Zinser Richard L. Compressed domain universal transcoder
SE522553C2 (sv) 2001-04-23 2004-02-17 Ericsson Telefon Ab L M Bandbreddsutsträckning av akustiska signaler
DE50104998D1 (de) 2001-05-11 2005-02-03 Siemens Ag Verfahren zur erweiterung der bandbreite eines schmalbandig gefilterten sprachsignals, insbesondere eines von einem telekommunikationsgerät gesendeten sprachsignals
EP1405303A1 (fr) 2001-06-28 2004-04-07 Koninklijke Philips Electronics N.V. Systeme d'emission de signaux a large bande
US6879955B2 (en) * 2001-06-29 2005-04-12 Microsoft Corporation Signal modification based on continuous time warping for low bit rate CELP coding
JP2003036097A (ja) * 2001-07-25 2003-02-07 Sony Corp 情報検出装置及び方法、並びに情報検索装置及び方法
TW525147B (en) 2001-09-28 2003-03-21 Inventec Besta Co Ltd Method of obtaining and decoding basic cycle of voice
US6895375B2 (en) 2001-10-04 2005-05-17 At&T Corp. System for bandwidth extension of Narrow-band speech
US6988066B2 (en) 2001-10-04 2006-01-17 At&T Corp. Method of bandwidth extension for narrow-band speech
TW526468B (en) 2001-10-19 2003-04-01 Chunghwa Telecom Co Ltd System and method for eliminating background noise of voice signal
JP4245288B2 (ja) 2001-11-13 2009-03-25 パナソニック株式会社 音声符号化装置および音声復号化装置
JP2005509928A (ja) * 2001-11-23 2005-04-14 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 オーディオ信号帯域幅拡張
CA2365203A1 (fr) 2001-12-14 2003-06-14 Voiceage Corporation Methode de modification de signal pour le codage efficace de signaux de la parole
US6751587B2 (en) 2002-01-04 2004-06-15 Broadcom Corporation Efficient excitation quantization in noise feedback coding with general noise shaping
JP4290917B2 (ja) * 2002-02-08 2009-07-08 株式会社エヌ・ティ・ティ・ドコモ 復号装置、符号化装置、復号方法、及び、符号化方法
JP3826813B2 (ja) 2002-02-18 2006-09-27 ソニー株式会社 ディジタル信号処理装置及びディジタル信号処理方法
JP3646939B1 (ja) * 2002-09-19 2005-05-11 松下電器産業株式会社 オーディオ復号装置およびオーディオ復号方法
JP3756864B2 (ja) 2002-09-30 2006-03-15 株式会社東芝 音声合成方法と装置及び音声合成プログラム
KR100841096B1 (ko) 2002-10-14 2008-06-25 리얼네트웍스아시아퍼시픽 주식회사 음성 코덱에 대한 디지털 오디오 신호의 전처리 방법
US20040098255A1 (en) 2002-11-14 2004-05-20 France Telecom Generalized analysis-by-synthesis speech coding method, and coder implementing such method
US7242763B2 (en) 2002-11-26 2007-07-10 Lucent Technologies Inc. Systems and methods for far-end noise reduction and near-end noise compensation in a mixed time-frequency domain compander to improve signal quality in communications systems
CA2415105A1 (fr) 2002-12-24 2004-06-24 Voiceage Corporation Methode et dispositif de quantification vectorielle predictive robuste des parametres de prediction lineaire dans le codage de la parole a debit binaire variable
KR100480341B1 (ko) 2003-03-13 2005-03-31 한국전자통신연구원 광대역 저전송률 음성 신호의 부호화기
CN1820306B (zh) 2003-05-01 2010-05-05 诺基亚有限公司 可变比特率宽带语音编码中增益量化的方法和装置
WO2005004113A1 (fr) 2003-06-30 2005-01-13 Fujitsu Limited Dispositif de codage audio
US20050004793A1 (en) * 2003-07-03 2005-01-06 Pasi Ojala Signal adaptation for higher band coding in a codec utilizing band split coding
FI118550B (fi) 2003-07-14 2007-12-14 Nokia Corp Parannettu eksitaatio ylemmän kaistan koodaukselle koodekissa, joka käyttää kaistojen jakoon perustuvia koodausmenetelmiä
US7428490B2 (en) 2003-09-30 2008-09-23 Intel Corporation Method for spectral subtraction in speech enhancement
US7698292B2 (en) * 2003-12-03 2010-04-13 Siemens Aktiengesellschaft Tag management within a decision, support, and reporting environment
KR100587953B1 (ko) * 2003-12-26 2006-06-08 한국전자통신연구원 대역-분할 광대역 음성 코덱에서의 고대역 오류 은닉 장치 및 그를 이용한 비트스트림 복호화 시스템
CA2454296A1 (fr) 2003-12-29 2005-06-29 Nokia Corporation Methode et dispositif d'amelioration de la qualite de la parole en presence de bruit de fond
JP4259401B2 (ja) * 2004-06-02 2009-04-30 カシオ計算機株式会社 音声処理装置及び音声符号化方法
US8000967B2 (en) * 2005-03-09 2011-08-16 Telefonaktiebolaget Lm Ericsson (Publ) Low-complexity code excited linear prediction encoding
US8155965B2 (en) 2005-03-11 2012-04-10 Qualcomm Incorporated Time warping frames inside the vocoder by modifying the residual
DE602006012637D1 (de) 2005-04-01 2010-04-15 Qualcomm Inc Vorrichtung und Verfahren für die Teilband-Sprachkodierung
CN101185127B (zh) 2005-04-01 2014-04-23 高通股份有限公司 用于编码和解码语音信号的高频带部分的方法和设备
TR201821299T4 (tr) 2005-04-22 2019-01-21 Qualcomm Inc Kazanç faktörü yumuşatma için sistemler, yöntemler ve aparat.

Also Published As

Publication number Publication date
CA2603229C (fr) 2012-07-31
US8260611B2 (en) 2012-09-04
US20060277038A1 (en) 2006-12-07
WO2006107839A2 (fr) 2006-10-12
AU2006252957B2 (en) 2011-01-20
MX2007012189A (es) 2007-12-11
EP1866914A1 (fr) 2007-12-19
SG161224A1 (en) 2010-05-27
CA2602806A1 (fr) 2006-10-12
TWI324335B (en) 2010-05-01
JP5129115B2 (ja) 2013-01-23
ATE482449T1 (de) 2010-10-15
AU2006232362B2 (en) 2009-10-08
EP1866914B1 (fr) 2010-03-03
MX2007012182A (es) 2007-12-10
TW200705388A (en) 2007-02-01
WO2006107834A1 (fr) 2006-10-12
BRPI0608269B1 (pt) 2019-07-30
BRPI0608270A2 (pt) 2009-10-06
BRPI0607691B1 (pt) 2019-08-13
SG163555A1 (en) 2010-08-30
WO2006107839A3 (fr) 2007-04-05
BRPI0607646B1 (pt) 2021-05-25
AU2006232358A1 (en) 2006-10-12
JP2008537606A (ja) 2008-09-18
KR100956523B1 (ko) 2010-05-07
AU2006232357A1 (en) 2006-10-12
KR20070118168A (ko) 2007-12-13
BRPI0607690A2 (pt) 2009-09-22
NO20075503L (no) 2007-12-28
AU2006232363B2 (en) 2011-01-27
CA2603229A1 (fr) 2006-10-12
TWI319565B (en) 2010-01-11
NO340428B1 (no) 2017-04-18
PL1864282T3 (pl) 2017-10-31
ES2636443T3 (es) 2017-10-05
CA2603246C (fr) 2012-07-17
NZ562185A (en) 2010-06-25
JP5203930B2 (ja) 2013-06-05
CA2603231C (fr) 2012-11-06
CA2603246A1 (fr) 2006-10-12
TWI321777B (en) 2010-03-11
MX2007012191A (es) 2007-12-11
AU2006252957A1 (en) 2006-12-07
US8140324B2 (en) 2012-03-20
BRPI0609530A2 (pt) 2010-04-13
JP5203929B2 (ja) 2013-06-05
JP5129116B2 (ja) 2013-01-23
KR100956876B1 (ko) 2010-05-11
WO2006107836A1 (fr) 2006-10-12
WO2006107838A1 (fr) 2006-10-12
TWI321315B (en) 2010-03-01
WO2006107837A1 (fr) 2006-10-12
MX2007012184A (es) 2007-12-11
NO340434B1 (no) 2017-04-24
CA2603255A1 (fr) 2006-10-12
KR100956525B1 (ko) 2010-05-07
NZ562186A (en) 2010-03-26
ATE492016T1 (de) 2011-01-15
PT1864101E (pt) 2012-10-09
RU2007140394A (ru) 2009-05-10
CA2603187C (fr) 2012-05-08
SI1864282T1 (sl) 2017-09-29
JP2008537165A (ja) 2008-09-11
RU2402826C2 (ru) 2010-10-27
NO20075515L (no) 2007-12-28
US20070088541A1 (en) 2007-04-19
AU2006232364A1 (en) 2006-10-12
BRPI0607691A2 (pt) 2009-09-22
WO2006107840A1 (fr) 2006-10-12
IL186439A0 (en) 2008-01-20
KR100956524B1 (ko) 2010-05-07
BRPI0607690A8 (pt) 2017-07-11
WO2006130221A1 (fr) 2006-12-07
US8244526B2 (en) 2012-08-14
MX2007012181A (es) 2007-12-11
NO20075514L (no) 2007-12-28
US20060271356A1 (en) 2006-11-30
BRPI0608305B1 (pt) 2019-08-06
EP1864283A1 (fr) 2007-12-12
BRPI0608305A2 (pt) 2009-10-06
US20080126086A1 (en) 2008-05-29
US20060277042A1 (en) 2006-12-07
JP2008535027A (ja) 2008-08-28
BRPI0608269A2 (pt) 2009-12-08
EP1869673B1 (fr) 2010-09-22
IL186438A0 (en) 2008-01-20
EP1864101A1 (fr) 2007-12-12
KR20070118173A (ko) 2007-12-13
RU2007140383A (ru) 2009-05-10
IL186441A0 (en) 2008-01-20
EP1864282A1 (fr) 2007-12-12
IL186405A0 (en) 2008-01-20
MX2007012183A (es) 2007-12-11
KR101019940B1 (ko) 2011-03-09
US20060282263A1 (en) 2006-12-14
JP5129118B2 (ja) 2013-01-23
DE602006017050D1 (de) 2010-11-04
EP1869673A1 (fr) 2007-12-26
CA2603219A1 (fr) 2006-10-12
US20070088542A1 (en) 2007-04-19
IL186442A (en) 2012-06-28
EP1869670B1 (fr) 2010-10-20
CA2603219C (fr) 2011-10-11
MX2007012187A (es) 2007-12-11
RU2390856C2 (ru) 2010-05-27
EP1866915B1 (fr) 2010-12-15
NO340566B1 (no) 2017-05-15
ES2340608T3 (es) 2010-06-07
IL186404A (en) 2011-04-28
PT1864282T (pt) 2017-08-10
CN102411935A (zh) 2012-04-11
EP1864281A1 (fr) 2007-12-12
TWI316225B (en) 2009-10-21
TW200705387A (en) 2007-02-01
IL186443A (en) 2012-09-24
CN102411935B (zh) 2014-05-07
HK1113848A1 (en) 2008-10-17
IL186405A (en) 2013-07-31
NO20075510L (no) 2007-12-28
NO20075512L (no) 2007-12-28
WO2006107833A1 (fr) 2006-10-12
BRPI0608269B8 (pt) 2019-09-03
JP4955649B2 (ja) 2012-06-20
KR20070118170A (ko) 2007-12-13
AU2006232361A1 (en) 2006-10-12
JP2008536169A (ja) 2008-09-04
TWI320923B (en) 2010-02-21
KR20070118167A (ko) 2007-12-13
NO20075513L (no) 2007-12-28
KR100956624B1 (ko) 2010-05-11
DK1864282T3 (en) 2017-08-21
KR20070118172A (ko) 2007-12-13
US8484036B2 (en) 2013-07-09
TW200703237A (en) 2007-01-16
RU2007140429A (ru) 2009-05-20
RU2376657C2 (ru) 2009-12-20
KR100982638B1 (ko) 2010-09-15
EP1869670A1 (fr) 2007-12-26
TW200703240A (en) 2007-01-16
HK1115024A1 (en) 2008-11-14
AU2006232357C1 (en) 2010-11-25
EP1864283B1 (fr) 2013-02-13
HK1115023A1 (en) 2008-11-14
US8364494B2 (en) 2013-01-29
JP2008536170A (ja) 2008-09-04
AU2006232363A1 (en) 2006-10-12
EP1866915A2 (fr) 2007-12-19
SG161223A1 (en) 2010-05-27
IL186404A0 (en) 2008-01-20
CA2603187A1 (fr) 2006-12-07
KR100956877B1 (ko) 2010-05-11
RU2007140406A (ru) 2009-05-10
DK1864101T3 (da) 2012-10-08
TW200707405A (en) 2007-02-16
IL186438A (en) 2011-09-27
DE602006018884D1 (de) 2011-01-27
RU2381572C2 (ru) 2010-02-10
PL1864101T3 (pl) 2012-11-30
ATE485582T1 (de) 2010-11-15
RU2007140426A (ru) 2009-05-10
CA2603255C (fr) 2015-06-23
JP2008535024A (ja) 2008-08-28
IL186436A0 (en) 2008-01-20
AU2006232361B2 (en) 2010-12-23
RU2007140365A (ru) 2009-05-10
HK1169509A1 (en) 2013-01-25
RU2009131435A (ru) 2011-02-27
RU2387025C2 (ru) 2010-04-20
EP1864282B1 (fr) 2017-05-17
KR20070118175A (ko) 2007-12-13
BRPI0608306A2 (pt) 2009-12-08
DE602006017673D1 (de) 2010-12-02
MX2007012185A (es) 2007-12-11
NZ562188A (en) 2010-05-28
CA2602806C (fr) 2011-05-31
PL1866915T3 (pl) 2011-05-31
US8332228B2 (en) 2012-12-11
US20070088558A1 (en) 2007-04-19
NZ562182A (en) 2010-03-26
SG163556A1 (en) 2010-08-30
AU2006232357B2 (en) 2010-07-01
US8069040B2 (en) 2011-11-29
TWI321314B (en) 2010-03-01
AU2006232360A1 (en) 2006-10-12
ES2391292T3 (es) 2012-11-23
RU2386179C2 (ru) 2010-04-10
EP1864101B1 (fr) 2012-08-08
TWI330828B (en) 2010-09-21
RU2402827C2 (ru) 2010-10-27
RU2007140381A (ru) 2009-05-10
JP2008535026A (ja) 2008-08-28
AU2006232364B2 (en) 2010-11-25
NZ562190A (en) 2010-06-25
TW200705390A (en) 2007-02-01
RU2007140382A (ru) 2009-05-10
JP5129117B2 (ja) 2013-01-23
JP5161069B2 (ja) 2013-03-13
CA2602804C (fr) 2013-12-24
RU2413191C2 (ru) 2011-02-27
CA2603231A1 (fr) 2006-10-12
KR20070118174A (ko) 2007-12-13
CA2602804A1 (fr) 2006-10-12
IL186443A0 (en) 2008-01-20
JP2008535025A (ja) 2008-08-28
AU2006232358B2 (en) 2010-11-25
IL186442A0 (en) 2008-01-20
NZ562183A (en) 2010-09-30
DE602006012637D1 (de) 2010-04-15
TW200707408A (en) 2007-02-16
PL1869673T3 (pl) 2011-03-31
TW200705389A (en) 2007-02-01
HK1114901A1 (en) 2008-11-14
ATE459958T1 (de) 2010-03-15
US8078474B2 (en) 2011-12-13
KR20070119722A (ko) 2007-12-20
AU2006232362A1 (en) 2006-10-12
RU2491659C2 (ru) 2013-08-27
BRPI0609530B1 (pt) 2019-10-29
BRPI0607646A2 (pt) 2009-09-22
AU2006232360B2 (en) 2010-04-29

Similar Documents

Publication Publication Date Title
NO20075511L (no) Splittbandkoding av talesignaler
UA92341C2 (ru) Системы, способы и устройство широкополосного речевого кодирования
ATE484053T1 (de) Eingebettete komprimierung für ruhe- und hintergrundrauschen

Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application