PL4542546T3 - Nadpróbkowanie w banku filtrów połączonym z modułem transpozycji - Google Patents

Nadpróbkowanie w banku filtrów połączonym z modułem transpozycji

Info

Publication number
PL4542546T3
PL4542546T3 PL25162533.1T PL25162533T PL4542546T3 PL 4542546 T3 PL4542546 T3 PL 4542546T3 PL 25162533 T PL25162533 T PL 25162533T PL 4542546 T3 PL4542546 T3 PL 4542546T3
Authority
PL
Poland
Prior art keywords
oversampling
filter bank
combined transposer
combined
transposer filter
Prior art date
Application number
PL25162533.1T
Other languages
English (en)
Inventor
Lars Villemoes
Per Ekstrand
Original Assignee
Dolby International Ab
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dolby International Ab filed Critical Dolby International Ab
Publication of PL4542546T3 publication Critical patent/PL4542546T3/pl

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
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
    • C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
    • C12Q1/68—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving nucleic acids
    • C12Q1/6876—Nucleic acid products used in the analysis of nucleic acids, e.g. primers or probes
    • C12Q1/6883—Nucleic acid products used in the analysis of nucleic acids, e.g. primers or probes for diseases caused by alterations of genetic material
    • 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
    • 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
    • G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
    • 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
    • G10L19/26—Pre-filtering or post-filtering
    • G10L19/265—Pre-filtering, e.g. high frequency emphasis prior to 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
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • 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
    • G10L21/04—Time compression or expansion
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
    • C12Q2600/00—Oligonucleotides characterized by their use
    • C12Q2600/118—Prognosis of disease development
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
    • C12Q2600/00—Oligonucleotides characterized by their use
    • C12Q2600/156—Polymorphic or mutational markers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Quality & Reliability (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Organic Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Genetics & Genomics (AREA)
  • Analytical Chemistry (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Molecular Biology (AREA)
  • Microbiology (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • Biotechnology (AREA)
  • Biophysics (AREA)
  • Biochemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Networks Using Active Elements (AREA)
  • Static Random-Access Memory (AREA)
PL25162533.1T 2009-10-21 2010-05-25 Nadpróbkowanie w banku filtrów połączonym z modułem transpozycji PL4542546T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US25377509P 2009-10-21 2009-10-21
US33078610P 2010-05-03 2010-05-03

Publications (1)

Publication Number Publication Date
PL4542546T3 true PL4542546T3 (pl) 2025-12-08

Family

ID=42542966

Family Applications (9)

Application Number Title Priority Date Filing Date
PL25162533.1T PL4542546T3 (pl) 2009-10-21 2010-05-25 Nadpróbkowanie w banku filtrów połączonym z modułem transpozycji
PL17192422T PL3291231T3 (pl) 2009-10-21 2010-05-25 Nadpróbkowanie w banku filtrów z połączonym modułem transpozycji
PL20172571T PL3723090T3 (pl) 2009-10-21 2010-05-25 Nadrpóbkowanie w połączonym banku modułu transpozycji
PL21210177.8T PL3998606T3 (pl) 2009-10-21 2010-05-25 Nadrpóbkowanie w połączonym banku filtrów modułu transpozycji
PL14173151T PL2800094T3 (pl) 2009-10-21 2010-05-25 Nadpróbkowanie w banku filtrów z połączonym modułem transpozycji
PL24181063.9T PL4451267T3 (pl) 2009-10-21 2010-05-25 Nadpróbkowanie w banku filtrów połączonym z modułem transpozycji
PL23194739.1T PL4276823T3 (pl) 2009-10-21 2010-05-25 Nadpróbkowanie w banku filtrów połączonym z modułem transpozycji
PL22204414.1T PL4152320T3 (pl) 2009-10-21 2010-05-25 Nadpróbkowanie w banku filtrów połączonym z modułem transpozycji
PL25162525.7T PL4560629T3 (pl) 2009-10-21 2010-05-25 Nadpróbkowanie w banku filtrów połączonym z modułem transpozycji

Family Applications After (8)

Application Number Title Priority Date Filing Date
PL17192422T PL3291231T3 (pl) 2009-10-21 2010-05-25 Nadpróbkowanie w banku filtrów z połączonym modułem transpozycji
PL20172571T PL3723090T3 (pl) 2009-10-21 2010-05-25 Nadrpóbkowanie w połączonym banku modułu transpozycji
PL21210177.8T PL3998606T3 (pl) 2009-10-21 2010-05-25 Nadrpóbkowanie w połączonym banku filtrów modułu transpozycji
PL14173151T PL2800094T3 (pl) 2009-10-21 2010-05-25 Nadpróbkowanie w banku filtrów z połączonym modułem transpozycji
PL24181063.9T PL4451267T3 (pl) 2009-10-21 2010-05-25 Nadpróbkowanie w banku filtrów połączonym z modułem transpozycji
PL23194739.1T PL4276823T3 (pl) 2009-10-21 2010-05-25 Nadpróbkowanie w banku filtrów połączonym z modułem transpozycji
PL22204414.1T PL4152320T3 (pl) 2009-10-21 2010-05-25 Nadpróbkowanie w banku filtrów połączonym z modułem transpozycji
PL25162525.7T PL4560629T3 (pl) 2009-10-21 2010-05-25 Nadpróbkowanie w banku filtrów połączonym z modułem transpozycji

Country Status (11)

Country Link
US (10) US8886346B2 (pl)
EP (11) EP2800094B1 (pl)
JP (3) JP5345737B2 (pl)
KR (1) KR101309671B1 (pl)
CN (3) CN102576541B (pl)
BR (2) BR122020007866B1 (pl)
ES (8) ES2656668T3 (pl)
HU (1) HUE071544T2 (pl)
PL (9) PL4542546T3 (pl)
RU (1) RU2494478C1 (pl)
WO (1) WO2011047887A1 (pl)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7928310B2 (en) * 2002-11-12 2011-04-19 MediaLab Solutions Inc. Systems and methods for portable audio synthesis
PL4053838T3 (pl) * 2008-12-15 2023-11-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy
US8971551B2 (en) 2009-09-18 2015-03-03 Dolby International Ab Virtual bass synthesis using harmonic transposition
PL4542546T3 (pl) * 2009-10-21 2025-12-08 Dolby International Ab Nadpróbkowanie w banku filtrów połączonym z modułem transpozycji
RU2591012C2 (ru) * 2010-03-09 2016-07-10 Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. Устройство и способ обработки переходных процессов для аудио сигналов с изменением скорости воспроизведения или высоты тона
HUE070311T2 (hu) 2010-03-09 2025-05-28 Fraunhofer Ges Forschung Készülék audiojel méretének csökkentésére
CN102985970B (zh) * 2010-03-09 2014-11-05 弗兰霍菲尔运输应用研究公司 在用于音频信号的基于相角声码器的带宽扩展中改善的幅值响应和时间对准
JP5554876B2 (ja) * 2010-04-16 2014-07-23 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． ガイドされた帯域幅拡張およびブラインド帯域幅拡張を用いて広帯域信号を生成するため装置、方法およびコンピュータプログラム
US8958510B1 (en) * 2010-06-10 2015-02-17 Fredric J. Harris Selectable bandwidth filter
US12002476B2 (en) * 2010-07-19 2024-06-04 Dolby International Ab Processing of audio signals during high frequency reconstruction
CA3072785C (en) * 2010-07-19 2020-09-01 Dolby International Ab Processing of audio signals during high frequency reconstruction
EP2777042B1 (en) 2011-11-11 2019-08-14 Dolby International AB Upsampling using oversampled sbr
EP2717261A1 (en) 2012-10-05 2014-04-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Encoder, decoder and methods for backward compatible multi-resolution spatial-audio-object-coding
CA2889922C (en) 2012-11-06 2016-01-19 Evolution Engineering Inc. Fluid pressure pulse generator and method of using same
WO2014094150A1 (en) 2012-12-17 2014-06-26 Evolution Engineering Inc. Downhole telemetry signal modulation using pressure pulses of multiple pulse heights
US10753201B2 (en) 2012-12-17 2020-08-25 Evolution Engineering Inc. Mud pulse telemetry apparatus with a pressure transducer and method of operating same
WO2014094160A1 (en) 2012-12-17 2014-06-26 Evolution Engineering Inc. Mud pulse telemetry apparatus with a pressure transducer and method of operating same
EP2830059A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Noise filling energy adjustment
FR3011408A1 (fr) * 2013-09-30 2015-04-03 Orange Re-echantillonnage d'un signal audio pour un codage/decodage a bas retard
US9577798B1 (en) * 2014-04-30 2017-02-21 Keysight Technologies, Inc. Real-time separation of signal components in spectrum analyzer
US9306606B2 (en) * 2014-06-10 2016-04-05 The Boeing Company Nonlinear filtering using polyphase filter banks
CA2895680A1 (en) 2014-06-27 2015-12-27 Evolution Engineering Inc. Fluid pressure pulse generator for a downhole telemetry tool
CA2895681A1 (en) 2014-06-27 2015-12-27 Evolution Engineering Inc. Fluid pressure pulse generator for a downhole telemetry tool
US9670774B2 (en) 2014-06-27 2017-06-06 Evolution Engineering Inc. Fluid pressure pulse generator for a downhole telemetry tool
EP2980791A1 (en) 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Processor, method and computer program for processing an audio signal using truncated analysis or synthesis window overlap portions
WO2016142002A1 (en) 2015-03-09 2016-09-15 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder, audio decoder, method for encoding an audio signal and method for decoding an encoded audio signal
TWI890652B (zh) 2015-03-13 2025-07-11 瑞典商杜比國際公司 音訊處理單元、用於將經編碼的音訊位元流解碼之方法以及非暫態電腦可讀媒體
US9837089B2 (en) * 2015-06-18 2017-12-05 Qualcomm Incorporated High-band signal generation
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
US9704497B2 (en) * 2015-07-06 2017-07-11 Apple Inc. Method and system of audio power reduction and thermal mitigation using psychoacoustic techniques
CN107919136B (zh) * 2017-11-13 2021-07-09 河海大学 一种基于高斯混合模型的数字语音采样频率估计方法
DE102018206159B3 (de) * 2018-04-20 2019-09-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Paket-Detektor/Decoder für ein Funkübertragungssystem
CA3098064A1 (en) * 2018-04-25 2019-10-31 Dolby International Ab Integration of high frequency audio reconstruction techniques
US11322127B2 (en) * 2019-07-17 2022-05-03 Silencer Devices, LLC. Noise cancellation with improved frequency resolution
US11889280B2 (en) * 2021-10-05 2024-01-30 Cirrus Logic Inc. Filters and filter chains

Family Cites Families (150)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4060848A (en) * 1970-12-28 1977-11-29 Gilbert Peter Hyatt Electronic calculator system having audio messages for operator interaction
US4016540A (en) * 1970-12-28 1977-04-05 Gilbert Peter Hyatt Apparatus and method for providing interactive audio communication
JPS5237465B2 (pl) 1973-03-28 1977-09-22
JPS5237465U (pl) 1975-09-09 1977-03-16
US4395700A (en) * 1980-08-15 1983-07-26 Environmental Research Institute Of Michigan Image analyzer with variable line storage
FR2628918B1 (fr) * 1988-03-15 1990-08-10 France Etat Dispositif annuleur d'echo a filtrage en sous-bandes de frequence
US5297236A (en) * 1989-01-27 1994-03-22 Dolby Laboratories Licensing Corporation Low computational-complexity digital filter bank for encoder, decoder, and encoder/decoder
US5357594A (en) * 1989-01-27 1994-10-18 Dolby Laboratories Licensing Corporation Encoding and decoding using specially designed pairs of analysis and synthesis windows
EP0428156B1 (en) * 1989-11-14 1996-08-21 Nec Corporation Adaptive transform coding by selecting optimum block lengths according to variations between successive blocks
US5353376A (en) * 1992-03-20 1994-10-04 Texas Instruments Incorporated System and method for improved speech acquisition for hands-free voice telecommunication in a noisy environment
US5408580A (en) * 1992-09-21 1995-04-18 Aware, Inc. Audio compression system employing multi-rate signal analysis
US5732389A (en) * 1995-06-07 1998-03-24 Lucent Technologies Inc. Voiced/unvoiced classification of speech for excitation codebook selection in celp speech decoding during frame erasures
US5890106A (en) * 1996-03-19 1999-03-30 Dolby Laboratories Licensing Corporation Analysis-/synthesis-filtering system with efficient oddly-stacked singleband filter bank using time-domain aliasing cancellation
US6073100A (en) * 1997-03-31 2000-06-06 Goodridge, Jr.; Alan G Method and apparatus for synthesizing signals using transform-domain match-output extension
SE512719C2 (sv) * 1997-06-10 2000-05-02 Lars Gustaf Liljeryd En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion
RU2256293C2 (ru) * 1997-06-10 2005-07-10 Коудинг Технолоджиз Аб Усовершенствование исходного кодирования с использованием дублирования спектральной полосы
US6026356A (en) * 1997-07-03 2000-02-15 Nortel Networks Corporation Methods and devices for noise conditioning signals representative of audio information in compressed and digitized form
JP3164038B2 (ja) * 1997-11-05 2001-05-08 日本電気株式会社 音声帯域分割復号装置
US6415253B1 (en) * 1998-02-20 2002-07-02 Meta-C Corporation Method and apparatus for enhancing noise-corrupted speech
US7072832B1 (en) * 1998-08-24 2006-07-04 Mindspeed Technologies, Inc. System for speech encoding having an adaptive encoding arrangement
US6493665B1 (en) * 1998-08-24 2002-12-10 Conexant Systems, Inc. Speech classification and parameter weighting used in codebook search
US6449590B1 (en) * 1998-08-24 2002-09-10 Conexant Systems, Inc. Speech encoder using warping in long term preprocessing
US6363338B1 (en) * 1999-04-12 2002-03-26 Dolby Laboratories Licensing Corporation Quantization in perceptual audio coders with compensation for synthesis filter noise spreading
US6246345B1 (en) * 1999-04-16 2001-06-12 Dolby Laboratories Licensing Corporation Using gain-adaptive quantization and non-uniform symbol lengths for improved audio coding
US6298322B1 (en) * 1999-05-06 2001-10-02 Eric Lindemann Encoding and synthesis of tonal audio signals using dominant sinusoids and a vector-quantized residual tonal signal
US6978236B1 (en) * 1999-10-01 2005-12-20 Coding Technologies Ab Efficient spectral envelope coding using variable time/frequency resolution and time/frequency switching
SE0001926D0 (sv) * 2000-05-23 2000-05-23 Lars Liljeryd Improved spectral translation/folding in the subband domain
DE10030583A1 (de) * 2000-06-21 2002-01-10 Marconi Comm Gmbh Vorrichtung und Verfahren zum Verarbeiten von Frequenzsignalen
US20020016698A1 (en) * 2000-06-26 2002-02-07 Toshimichi Tokuda Device and method for audio frequency range expansion
SE0004818D0 (sv) * 2000-12-22 2000-12-22 Coding Technologies Sweden Ab Enhancing source coding systems by adaptive transposition
US7644003B2 (en) * 2001-05-04 2010-01-05 Agere Systems Inc. Cue-based audio coding/decoding
JP2004527005A (ja) * 2001-05-16 2004-09-02 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） 波形テーブル型シンセサイザにおいてエリアシングを除去するための方法
US7369989B2 (en) * 2001-06-08 2008-05-06 Stmicroelectronics Asia Pacific Pte, Ltd. Unified filter bank for audio coding
JP2005501277A (ja) * 2001-08-21 2005-01-13 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 不均一なフィルタバンクを用いたオーディオの符号化
US6895375B2 (en) * 2001-10-04 2005-05-17 At&T Corp. System for bandwidth extension of Narrow-band speech
DE60204038T2 (de) * 2001-11-02 2006-01-19 Matsushita Electric Industrial Co., Ltd., Kadoma Vorrichtung zum codieren bzw. decodieren eines audiosignals
FI20012313A7 (fi) * 2001-11-26 2003-05-27 Genelec Oy Menetelmä matalataajuista ääntä muokkaavan modaalisen ekvalisaattorin suunnittelemiseksi
US7469206B2 (en) * 2001-11-29 2008-12-23 Coding Technologies Ab Methods for improving high frequency reconstruction
US7146313B2 (en) * 2001-12-14 2006-12-05 Microsoft Corporation Techniques for measurement of perceptual audio quality
JP2005514668A (ja) * 2002-01-09 2005-05-19 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 スペクトル出力比依存のプロセッサを有する音声向上システム
US20030138117A1 (en) * 2002-01-22 2003-07-24 Goff Eugene F. System and method for the automated detection, identification and reduction of multi-channel acoustical feedback
US20030187663A1 (en) * 2002-03-28 2003-10-02 Truman Michael Mead Broadband frequency translation for high frequency regeneration
FI20020865A7 (fi) * 2002-05-07 2003-11-08 Genelec Oy Menetelmä matalataajuisen modaalisen ekvalisaattorin suunnittelemiseksi erityisesti lähekkäin sijaitsevia moodeja varten
CA2388352A1 (en) * 2002-05-31 2003-11-30 Voiceage Corporation A method and device for frequency-selective pitch enhancement of synthesized speed
AU2003247040A1 (en) * 2002-07-16 2004-02-02 Koninklijke Philips Electronics N.V. Audio coding
DE60327039D1 (de) * 2002-07-19 2009-05-20 Nec Corp Audiodekodierungseinrichtung, dekodierungsverfahren und programm
JP3881943B2 (ja) * 2002-09-06 2007-02-14 松下電器産業株式会社 音響符号化装置及び音響符号化方法
JP3879922B2 (ja) * 2002-09-12 2007-02-14 ソニー株式会社 信号処理システム、信号処理装置および方法、記録媒体、並びにプログラム
CN100492492C (zh) 2002-09-19 2009-05-27 松下电器产业株式会社 音频解码设备和方法
US7248711B2 (en) 2003-03-06 2007-07-24 Phonak Ag Method for frequency transposition and use of the method in a hearing device and a communication device
JP4076887B2 (ja) * 2003-03-24 2008-04-16 ローランド株式会社 ボコーダ装置
DE10328777A1 (de) * 2003-06-25 2005-01-27 Coding Technologies Ab Vorrichtung und Verfahren zum Codieren eines Audiosignals und Vorrichtung und Verfahren zum Decodieren eines codierten Audiosignals
US20050018796A1 (en) * 2003-07-07 2005-01-27 Sande Ravindra Kumar Method of combining an analysis filter bank following a synthesis filter bank and structure therefor
EP1652404B1 (en) * 2003-07-11 2010-11-03 Cochlear Limited Method and device for noise reduction
FI118550B (fi) * 2003-07-14 2007-12-14 Nokia Corp Parannettu eksitaatio ylemmän kaistan koodaukselle koodekissa, joka käyttää kaistojen jakoon perustuvia koodausmenetelmiä
EP1507334A1 (fr) * 2003-08-12 2005-02-16 STMicroelectronics S.A. Composant électronique permettant notamment le décodage de signaux modulés par une modulation numérique en quadrature sur un grand nombre de porteuses orthogonales
KR20050027179A (ko) * 2003-09-13 2005-03-18 삼성전자주식회사 오디오 데이터 복원 방법 및 그 장치
US7519538B2 (en) * 2003-10-30 2009-04-14 Koninklijke Philips Electronics N.V. Audio signal encoding or decoding
KR20050064442A (ko) * 2003-12-23 2005-06-29 삼성전자주식회사 이동통신 시스템에서 입체음향 신호 생성 장치 및 방법
ATE389932T1 (de) * 2004-01-20 2008-04-15 Dolby Lab Licensing Corp Audiocodierung auf der basis von blockgruppierung
US6980933B2 (en) * 2004-01-27 2005-12-27 Dolby Laboratories Licensing Corporation Coding techniques using estimated spectral magnitude and phase derived from MDCT coefficients
CA2457988A1 (en) * 2004-02-18 2005-08-18 Voiceage Corporation Methods and devices for audio compression based on acelp/tcx coding and multi-rate lattice vector quantization
CN1662100B (zh) * 2004-02-24 2010-12-08 三洋电机株式会社 低音强调电路以及低音强调处理方法
AU2005219956B2 (en) * 2004-03-01 2009-05-28 Dolby Laboratories Licensing Corporation Multichannel audio coding
US7587254B2 (en) * 2004-04-23 2009-09-08 Nokia Corporation Dynamic range control and equalization of digital audio using warped processing
KR100608062B1 (ko) * 2004-08-04 2006-08-02 삼성전자주식회사 오디오 데이터의 고주파수 복원 방법 및 그 장치
FR2875351A1 (fr) * 2004-09-16 2006-03-17 France Telecom Procede de traitement de donnees par passage entre domaines differents de sous-bandes
US7937271B2 (en) * 2004-09-17 2011-05-03 Digital Rise Technology Co., Ltd. Audio decoding using variable-length codebook application ranges
US7630902B2 (en) * 2004-09-17 2009-12-08 Digital Rise Technology Co., Ltd. Apparatus and methods for digital audio coding using codebook application ranges
JP4580210B2 (ja) * 2004-10-19 2010-11-10 ソニー株式会社 音声信号処理装置および音声信号処理方法
KR20070068424A (ko) * 2004-10-26 2007-06-29 마츠시타 덴끼 산교 가부시키가이샤 음성 부호화 장치 및 음성 부호화 방법
JP4977472B2 (ja) * 2004-11-05 2012-07-18 パナソニック株式会社 スケーラブル復号化装置
KR100657916B1 (ko) * 2004-12-01 2006-12-14 삼성전자주식회사 주파수 대역간의 유사도를 이용한 오디오 신호 처리 장치및 방법
US20070147518A1 (en) * 2005-02-18 2007-06-28 Bruno Bessette Methods and devices for low-frequency emphasis during audio compression based on ACELP/TCX
SG163556A1 (en) * 2005-04-01 2010-08-30 Qualcomm Inc Systems, methods, and apparatus for wideband speech coding
KR100818268B1 (ko) * 2005-04-14 2008-04-02 삼성전자주식회사 오디오 데이터 부호화 및 복호화 장치와 방법
EP1722360B1 (en) * 2005-05-13 2014-03-19 Harman Becker Automotive Systems GmbH Audio enhancement system and method
EP1742509B1 (en) * 2005-07-08 2013-08-14 Oticon A/S A system and method for eliminating feedback and noise in a hearing device
FR2888699A1 (fr) * 2005-07-13 2007-01-19 France Telecom Dispositif de codage/decodage hierachique
US7197453B2 (en) * 2005-07-29 2007-03-27 Texas Instruments Incorporated System and method for optimizing the operation of an oversampled discrete Fourier transform filter bank
JP4701931B2 (ja) 2005-09-02 2011-06-15 日本電気株式会社 信号処理の方法及び装置並びにコンピュータプログラム
WO2007043811A1 (en) * 2005-10-12 2007-04-19 Samsung Electronics Co., Ltd. Method and apparatus for encoding/decoding audio data and extension data
US20070083377A1 (en) * 2005-10-12 2007-04-12 Steven Trautmann Time scale modification of audio using bark bands
CN101297356B (zh) * 2005-11-04 2011-11-09 诺基亚公司 用于音频压缩的方法和设备
US7774396B2 (en) * 2005-11-18 2010-08-10 Dynamic Hearing Pty Ltd Method and device for low delay processing
KR100717058B1 (ko) * 2005-11-28 2007-05-14 삼성전자주식회사 고주파 성분 복원 방법 및 그 장치
WO2007080211A1 (en) * 2006-01-09 2007-07-19 Nokia Corporation Decoding of binaural audio signals
ATE476732T1 (de) * 2006-01-09 2010-08-15 Nokia Corp Steuerung der dekodierung binauraler audiosignale
FR2897977A1 (fr) * 2006-02-28 2007-08-31 France Telecom Procede de limitation de gain d'excitation adaptative dans un decodeur audio
US8920343B2 (en) * 2006-03-23 2014-12-30 Michael Edward Sabatino Apparatus for acquiring and processing of physiological auditory signals
US20070299655A1 (en) * 2006-06-22 2007-12-27 Nokia Corporation Method, Apparatus and Computer Program Product for Providing Low Frequency Expansion of Speech
US7876904B2 (en) * 2006-07-08 2011-01-25 Nokia Corporation Dynamic decoding of binaural audio signals
WO2008035949A1 (en) * 2006-09-22 2008-03-27 Samsung Electronics Co., Ltd. Method, medium, and system encoding and/or decoding audio signals by using bandwidth extension and stereo coding
EP2958106B1 (en) * 2006-10-11 2018-07-18 The Nielsen Company (US), LLC Methods and apparatus for embedding codes in compressed audio data streams
CN101163240A (zh) * 2006-10-13 2008-04-16 国际商业机器公司 一种滤波装置及其方法
US8126721B2 (en) * 2006-10-18 2012-02-28 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Encoding an information signal
US7953595B2 (en) * 2006-10-18 2011-05-31 Polycom, Inc. Dual-transform coding of audio signals
US7647229B2 (en) * 2006-10-18 2010-01-12 Nokia Corporation Time scaling of multi-channel audio signals
US8041578B2 (en) * 2006-10-18 2011-10-18 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Encoding an information signal
PL1994530T3 (pl) * 2006-10-25 2009-12-31 Fraunhofer Ges Forschung Urządzenie i sposób generowania wartości podzakresów sygnału audio oraz urządzenie i sposób generowania próbek sygnału audio w dziedzinie czasu
WO2008053970A1 (en) * 2006-11-02 2008-05-08 Panasonic Corporation Voice coding device, voice decoding device and their methods
US7756350B2 (en) * 2006-11-13 2010-07-13 Global Ip Solutions, Inc. Lossless encoding and decoding of digital data
US20080243518A1 (en) * 2006-11-16 2008-10-02 Alexey Oraevsky System And Method For Compressing And Reconstructing Audio Files
JP4967618B2 (ja) * 2006-11-24 2012-07-04 富士通株式会社 復号化装置および復号化方法
JP5103880B2 (ja) * 2006-11-24 2012-12-19 富士通株式会社 復号化装置および復号化方法
WO2008066071A1 (en) * 2006-11-29 2008-06-05 Panasonic Corporation Decoding apparatus and audio decoding method
KR101377135B1 (ko) * 2007-01-02 2014-03-21 삼성전자주식회사 오디오 신호의 저주파 및 중주파 성분 보강 방법 및 그장치
SG144752A1 (en) * 2007-01-12 2008-08-28 Sony Corp Audio enhancement method and system
JP4708446B2 (ja) * 2007-03-02 2011-06-22 パナソニック株式会社 符号化装置、復号装置およびそれらの方法
JP4984983B2 (ja) * 2007-03-09 2012-07-25 富士通株式会社 符号化装置および符号化方法
GB0710211D0 (en) * 2007-05-29 2007-07-11 Intrasonics Ltd AMR Spectrography
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
EP2015293A1 (en) * 2007-06-14 2009-01-14 Deutsche Thomson OHG Method and apparatus for encoding and decoding an audio signal using adaptively switched temporal resolution in the spectral domain
US7885819B2 (en) * 2007-06-29 2011-02-08 Microsoft Corporation Bitstream syntax for multi-process audio decoding
DE602007003220D1 (de) * 2007-08-13 2009-12-24 Harman Becker Automotive Sys Rauschverringerung mittels Kombination aus Strahlformung und Nachfilterung
US7522074B2 (en) * 2007-09-17 2009-04-21 Samplify Systems, Inc. Enhanced control for compression and decompression of sampled signals
EP2192415A4 (en) * 2007-09-20 2013-03-20 Nat Univ Corp Univ Toyama SIGNAL ANALYSIS PROCEDURE, SIGNAL ANALYSIS DEVICE AND SIGNAL ANALYSIS PROGRAM
WO2009039897A1 (en) * 2007-09-26 2009-04-02 Fraunhofer - Gesellschaft Zur Förderung Der Angewandten Forschung E.V. Apparatus and method for extracting an ambient signal in an apparatus and method for obtaining weighting coefficients for extracting an ambient signal and computer program
JP5098569B2 (ja) * 2007-10-25 2012-12-12 ヤマハ株式会社 帯域拡張再生装置
KR101373004B1 (ko) * 2007-10-30 2014-03-26 삼성전자주식회사 고주파수 신호 부호화 및 복호화 장치 및 방법
US8515767B2 (en) * 2007-11-04 2013-08-20 Qualcomm Incorporated Technique for encoding/decoding of codebook indices for quantized MDCT spectrum in scalable speech and audio codecs
DE602007004632D1 (de) * 2007-11-12 2010-03-18 Harman Becker Automotive Sys Mischung von ersten und zweiten Tonsignalen
US8483854B2 (en) * 2008-01-28 2013-07-09 Qualcomm Incorporated Systems, methods, and apparatus for context processing using multiple microphones
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
US8000487B2 (en) * 2008-03-06 2011-08-16 Starkey Laboratories, Inc. Frequency translation by high-frequency spectral envelope warping in hearing assistance devices
US8060042B2 (en) * 2008-05-23 2011-11-15 Lg Electronics Inc. Method and an apparatus for processing an audio signal
US8880410B2 (en) * 2008-07-11 2014-11-04 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for generating a bandwidth extended signal
KR20100008749A (ko) * 2008-07-16 2010-01-26 삼성전자주식회사 스위칭 파워 증폭 장치 및 그 제어 방법
JP4818335B2 (ja) * 2008-08-29 2011-11-16 株式会社東芝 信号帯域拡張装置
WO2010028292A1 (en) * 2008-09-06 2010-03-11 Huawei Technologies Co., Ltd. Adaptive frequency prediction
EP2224433B1 (en) * 2008-09-25 2020-05-27 Lg Electronics Inc. An apparatus for processing an audio signal and method thereof
EP2719774B8 (en) * 2008-11-07 2020-04-22 Adaptive Biotechnologies Corporation Methods of monitoring conditions by sequence analysis
PL4053838T3 (pl) * 2008-12-15 2023-11-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy
CN101430882B (zh) * 2008-12-22 2012-11-28 无锡中星微电子有限公司 一种抑制风噪声的方法及装置
EP2620941B1 (en) * 2009-01-16 2019-05-01 Dolby International AB Cross product enhanced harmonic transposition
WO2010085477A1 (en) * 2009-01-20 2010-07-29 Med-El Elektromedizinische Geraete Gmbh High accuracy tonotopic and periodic coding with enhanced harmonic resolution
BR122019023709B1 (pt) * 2009-01-28 2020-10-27 Dolby International Ab sistema para gerar um sinal de áudio de saída a partir de um sinal de áudio de entrada usando um fator de transposição t, método para transpor um sinal de áudio de entrada por um fator de transposição t e meio de armazenamento
EP3246919B1 (en) * 2009-01-28 2020-08-26 Dolby International AB Improved harmonic transposition
JP4945586B2 (ja) * 2009-02-02 2012-06-06 株式会社東芝 信号帯域拡張装置
US8359195B2 (en) * 2009-03-26 2013-01-22 LI Creative Technologies, Inc. Method and apparatus for processing audio and speech signals
US8526650B2 (en) * 2009-05-06 2013-09-03 Starkey Laboratories, Inc. Frequency translation by high-frequency spectral envelope warping in hearing assistance devices
US8971551B2 (en) * 2009-09-18 2015-03-03 Dolby International Ab Virtual bass synthesis using harmonic transposition
TWI591625B (zh) * 2009-05-27 2017-07-11 杜比國際公司 從訊號的低頻成份產生該訊號之高頻成份的系統與方法，及其機上盒、電腦程式產品、軟體程式及儲存媒體
EP3764356B1 (en) * 2009-06-23 2025-01-08 VoiceAge Corporation Forward time-domain aliasing cancellation with application in weighted or original signal domain
CN102318004B (zh) * 2009-09-18 2013-10-23 杜比国际公司 改进的谐波转置
EP2491555B1 (en) * 2009-10-20 2014-03-05 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Multi-mode audio codec
EP4651130A1 (en) * 2009-10-20 2025-11-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio signal encoder, audio signal decoder, method for encoding or decoding an audio signal using an aliasing-cancellation
PL4542546T3 (pl) * 2009-10-21 2025-12-08 Dolby International Ab Nadpróbkowanie w banku filtrów połączonym z modułem transpozycji
EP2486564B1 (en) * 2009-10-21 2014-04-09 Dolby International AB Apparatus and method for generating high frequency audio signal using adaptive oversampling
MY166998A (en) * 2009-12-16 2018-07-27 Dolby Int Ab Sbr bitstream parameter downmix

Also Published As

Publication number Publication date
BR112012009375A2 (pt) 2016-06-07
US20190119753A1 (en) 2019-04-25
EP3723090B1 (en) 2021-12-15
HK1168189A1 (en) 2012-12-21
EP2491557A1 (en) 2012-08-29
CN103559889A (zh) 2014-02-05
KR101309671B1 (ko) 2013-09-23
CN102576541A (zh) 2012-07-11
ES2906085T3 (es) 2022-04-13
CN102576541B (zh) 2013-09-18
HUE071544T2 (hu) 2025-09-28
EP3998606A1 (en) 2022-05-18
US10947594B2 (en) 2021-03-16
EP4542546A2 (en) 2025-04-23
EP4560629C0 (en) 2025-10-01
HK1198561A1 (en) 2015-05-15
EP4451267A1 (en) 2024-10-23
EP4648048A2 (en) 2025-11-12
JP2015018273A (ja) 2015-01-29
EP2800094B1 (en) 2017-11-22
EP4560629B1 (en) 2025-10-01
WO2011047887A8 (en) 2011-06-23
PL4451267T3 (pl) 2025-06-23
RU2494478C1 (ru) 2013-09-27
CN103559890B (zh) 2017-05-24
EP4542546B1 (en) 2025-10-01
US20210269880A1 (en) 2021-09-02
CN103559889B (zh) 2017-05-24
EP4276823B1 (en) 2024-07-17
US10584386B2 (en) 2020-03-10
EP3998606B1 (en) 2022-11-02
EP2800094A1 (en) 2014-11-05
BR122020007866B1 (pt) 2021-06-01
EP4542546A3 (en) 2025-04-30
ES2656668T3 (es) 2018-02-28
PL4152320T3 (pl) 2024-02-19
US9384750B2 (en) 2016-07-05
EP3998606B8 (en) 2022-12-07
CN103559890A (zh) 2014-02-05
EP4560629A1 (en) 2025-05-28
EP3291231B1 (en) 2020-06-10
US11591657B2 (en) 2023-02-28
EP4152320A1 (en) 2023-03-22
ES2805349T3 (es) 2021-02-11
EP4542546C0 (en) 2025-10-01
US9830928B2 (en) 2017-11-28
JP5950974B2 (ja) 2016-07-13
US20240294987A1 (en) 2024-09-05
US20160275965A1 (en) 2016-09-22
PL3723090T3 (pl) 2022-03-21
US20200270696A1 (en) 2020-08-27
EP3291231A1 (en) 2018-03-07
US20120195442A1 (en) 2012-08-02
EP3723090A1 (en) 2020-10-14
EP4451267B1 (en) 2025-04-23
PL3291231T3 (pl) 2020-09-21
US10186280B2 (en) 2019-01-22
PL4560629T3 (pl) 2025-12-15
US8886346B2 (en) 2014-11-11
EP4451267C0 (en) 2025-04-23
JP2013257591A (ja) 2013-12-26
EP4276823A2 (en) 2023-11-15
ES2936307T3 (es) 2023-03-16
ES2963061T3 (es) 2024-03-25
EP4648048A3 (en) 2025-11-19
JP2013506148A (ja) 2013-02-21
ES2507165T3 (es) 2014-10-14
EP4152320B1 (en) 2023-10-18
US11993817B2 (en) 2024-05-28
ES2989851T3 (es) 2024-11-27
ES3031561T3 (en) 2025-07-09
US20180047411A1 (en) 2018-02-15
US20150058025A1 (en) 2015-02-26
BR112012009375B1 (pt) 2020-09-24
EP4276823A3 (en) 2023-12-20
PL2800094T3 (pl) 2018-03-30
US20240271217A1 (en) 2024-08-15
KR20120054083A (ko) 2012-05-29
PL3998606T3 (pl) 2023-03-06
PL4276823T3 (pl) 2024-09-30
JP5613802B2 (ja) 2014-10-29
EP2491557B1 (en) 2014-07-30
US20230160015A1 (en) 2023-05-25
JP5345737B2 (ja) 2013-11-20
WO2011047887A1 (en) 2011-04-28

Similar Documents

Publication Publication Date Title
HUE071544T2 (hu) Túlmintavételezés kombinált transzponáló szûrõbankban
GB0812457D0 (en) A Filter
GB0912936D0 (en) A filter
EP2320060A4 (en) FUEL FILTER
GB0910325D0 (en) A filter
PH12012500607A1 (en) Banknote validator
EP2544792A4 (en) FILTER
GB2475221B (en) A book
GB0913798D0 (en) Banknote validator
SI2387446T1 (sl) Kombinacijski filter
EG26467A (en) Built-in filter press
GB0902009D0 (en) Improvements in fuels
ZA201108848B (en) Improvements in efficiency
GB2472091B (en) A Greetings Card
GB0707283D0 (en) Improvements in coalesing filters
ZA201104567B (en) A filter
GB201006421D0 (en) Filter
GB201007650D0 (en) Well placement in a volume
GB2500516B (en) A book
IL202151A0 (en) Improvements in safes
GB0914067D0 (en) Filter means
GB0910982D0 (en) Fuel can filter
GB0816645D0 (en) A novel filter design
GB0914784D0 (en) Water-soluble filter for use in assays
GB0911310D0 (en) Improvements in a catering vehicle