HK1218592A1 - 低延遲調製濾波器組 - Google Patents
低延遲調製濾波器組Info
- Publication number
- HK1218592A1 HK1218592A1 HK16106572.5A HK16106572A HK1218592A1 HK 1218592 A1 HK1218592 A1 HK 1218592A1 HK 16106572 A HK16106572 A HK 16106572A HK 1218592 A1 HK1218592 A1 HK 1218592A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- filter bank
- low delay
- modulated filter
- delay modulated
- low
- Prior art date
Links
Classifications
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- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
- G06F17/11—Complex mathematical operations for solving equations, e.g. nonlinear equations, general mathematical optimization problems
-
- 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
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
-
- 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
- G10L19/0204—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
- 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
-
- 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
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0201—Wave digital filters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0248—Filters characterised by a particular frequency response or filtering method
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0248—Filters characterised by a particular frequency response or filtering method
- H03H17/0264—Filter sets with mutual related characteristics
- H03H17/0266—Filter banks
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0248—Filters characterised by a particular frequency response or filtering method
- H03H17/0264—Filter sets with mutual related characteristics
- H03H17/0272—Quadrature mirror filters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0248—Filters characterised by a particular frequency response or filtering method
- H03H17/0264—Filter sets with mutual related characteristics
- H03H17/0273—Polyphase filters
- H03H17/0275—Polyphase filters comprising non-recursive filters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0294—Variable filters; Programmable filters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
- H04S7/30—Control circuits for electronic adaptation of the sound field
- H04S7/307—Frequency adjustment, e.g. tone control
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0294—Variable filters; Programmable filters
- H03H2017/0297—Coefficients derived from input parameters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H2240/00—Indexing scheme relating to filter banks
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Computer Hardware Design (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- General Physics & Mathematics (AREA)
- Data Mining & Analysis (AREA)
- Theoretical Computer Science (AREA)
- Computational Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Software Systems (AREA)
- Databases & Information Systems (AREA)
- Algebra (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Operations Research (AREA)
- Quality & Reliability (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Circuit For Audible Band Transducer (AREA)
- Optical Filters (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Image Processing (AREA)
- Filters That Use Time-Delay Elements (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0900217 | 2009-02-18 | ||
US25710509P | 2009-11-02 | 2009-11-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1218592A1 true HK1218592A1 (zh) | 2017-02-24 |
Family
ID=42137975
Family Applications (6)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK16105229.4A HK1217383A1 (zh) | 2009-02-18 | 2016-05-09 | 低延遲調製濾波器組 |
HK16105228.5A HK1217382A1 (zh) | 2009-02-18 | 2016-05-09 | 對音頻信號處理的裝置和對時域音頻信號進行處理的方法 |
HK16105351.4A HK1217384A1 (zh) | 2009-02-18 | 2016-05-11 | 對音頻信號處理的裝置和對時域音頻信號進行處理的方法 |
HK16106572.5A HK1218592A1 (zh) | 2009-02-18 | 2016-06-08 | 低延遲調製濾波器組 |
HK16106807.2A HK1218996A1 (zh) | 2009-02-18 | 2016-06-14 | 低延遲調製濾波器組 |
HK16106977.6A HK1218997A1 (zh) | 2009-02-18 | 2016-06-17 | 低延遲調製濾波器組 |
Family Applications Before (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK16105229.4A HK1217383A1 (zh) | 2009-02-18 | 2016-05-09 | 低延遲調製濾波器組 |
HK16105228.5A HK1217382A1 (zh) | 2009-02-18 | 2016-05-09 | 對音頻信號處理的裝置和對時域音頻信號進行處理的方法 |
HK16105351.4A HK1217384A1 (zh) | 2009-02-18 | 2016-05-11 | 對音頻信號處理的裝置和對時域音頻信號進行處理的方法 |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK16106807.2A HK1218996A1 (zh) | 2009-02-18 | 2016-06-14 | 低延遲調製濾波器組 |
HK16106977.6A HK1218997A1 (zh) | 2009-02-18 | 2016-06-17 | 低延遲調製濾波器組 |
Country Status (18)
Country | Link |
---|---|
US (22) | US8880572B2 (zh) |
EP (9) | EP2975764B1 (zh) |
JP (1) | JP5689820B2 (zh) |
KR (16) | KR101920199B1 (zh) |
CN (12) | CN102318189B (zh) |
AU (1) | AU2010215469B2 (zh) |
BR (1) | BRPI1008458B1 (zh) |
CA (15) | CA2981351C (zh) |
DK (1) | DK2975765T3 (zh) |
ES (5) | ES2627775T3 (zh) |
HK (6) | HK1217383A1 (zh) |
HU (3) | HUE032599T2 (zh) |
MX (1) | MX2011008515A (zh) |
PL (1) | PL2975764T3 (zh) |
PT (1) | PT2975765T (zh) |
RU (1) | RU2484579C2 (zh) |
TW (14) | TWI621332B (zh) |
WO (1) | WO2010094710A2 (zh) |
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US10158958B2 (en) | 2010-03-23 | 2018-12-18 | Dolby Laboratories Licensing Corporation | Techniques for localized perceptual audio |
US8958510B1 (en) * | 2010-06-10 | 2015-02-17 | Fredric J. Harris | Selectable bandwidth filter |
US9363068B2 (en) | 2010-08-03 | 2016-06-07 | Intel Corporation | Vector processor having instruction set with sliding window non-linear convolutional function |
MX2013001650A (es) | 2010-08-12 | 2013-03-20 | Fraunhofer Ges Forschung | Re-muestreo de señales de salida de codificadores de audio con base qmf (filtro espejo en cuadratura). |
FR2969804A1 (fr) * | 2010-12-23 | 2012-06-29 | France Telecom | Filtrage perfectionne dans le domaine transforme. |
RU2012102842A (ru) | 2012-01-27 | 2013-08-10 | ЭлЭсАй Корпорейшн | Инкрементное обнаружение преамбулы |
KR102001570B1 (ko) * | 2011-10-27 | 2019-07-18 | 인텔 코포레이션 | 소프트웨어 디지털 프론트 엔드(SoftDFE) 신호 처리 |
EP3544006A1 (en) | 2011-11-11 | 2019-09-25 | Dolby International AB | Upsampling using oversampled sbr |
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CN114566182A (zh) | 2013-04-05 | 2022-05-31 | 杜比实验室特许公司 | 使用高级频谱延拓降低量化噪声的压扩装置和方法 |
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JP6305694B2 (ja) * | 2013-05-31 | 2018-04-04 | クラリオン株式会社 | 信号処理装置及び信号処理方法 |
KR101804744B1 (ko) * | 2013-10-22 | 2017-12-06 | 연세대학교 산학협력단 | 오디오 신호 처리 방법 및 장치 |
EP2980794A1 (en) * | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder and decoder using a frequency domain processor and a time domain processor |
EP2980795A1 (en) | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoding and decoding using a frequency domain processor, a time domain processor and a cross processor for initialization of the time domain processor |
CN106161313A (zh) * | 2015-03-30 | 2016-11-23 | 索尼公司 | 无线通信***中的电子设备、无线通信***和方法 |
KR102264443B1 (ko) | 2015-04-30 | 2021-06-15 | 삼성전자 주식회사 | 필터 뱅크에 기반한 단일 캐리어 주파수 분할 다중접속 시스템에서 통신 장치 및 방법 |
CN105450199B (zh) * | 2015-11-19 | 2019-02-22 | 厦门大学 | 具有快速建立时间的级联积分梳状滤波器及其设计方法 |
DE102016200637B3 (de) * | 2016-01-19 | 2017-04-27 | Sivantos Pte. Ltd. | Verfahren zur Reduktion der Latenzzeit einer Filterbank zur Filterung eines Audiosignals sowie Verfahren zum latenzarmen Betrieb eines Hörsystems |
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EP3229490B1 (en) * | 2016-04-10 | 2019-10-16 | Oticon A/s | A distortion free filter bank for a hearing device |
EP3236626B1 (en) * | 2016-04-21 | 2020-09-23 | Institut Mines Telecom / Telecom Bretagne | Filter for linear modulation based communication systems |
US9954561B2 (en) * | 2016-09-12 | 2018-04-24 | The Boeing Company | Systems and methods for parallelizing and pipelining a tunable blind source separation filter |
CN106486110B (zh) * | 2016-10-21 | 2019-11-08 | 清华大学 | 一种支持语音实时分解/合成的伽马通滤波器组芯片*** |
CN108076239B (zh) * | 2016-11-14 | 2021-04-16 | 深圳联友科技有限公司 | 一种改善ip电话回声的方法 |
CN106828810A (zh) * | 2016-12-12 | 2017-06-13 | 罗煜 | 一种半潜式类钻井平台的海洋浮体设施 |
DK3340653T3 (da) * | 2016-12-22 | 2020-05-11 | Gn Hearing As | Aktiv undertrykkelse af okklusion |
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 |
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US10325583B2 (en) * | 2017-10-04 | 2019-06-18 | Guoguang Electric Company Limited | Multichannel sub-band audio-signal processing using beamforming and echo cancellation |
WO2019156644A1 (en) * | 2018-02-12 | 2019-08-15 | Aselsan Elektroni̇k Sanayi̇ Ve Ti̇caret Anoni̇m Şi̇rketi̇ | The method enabling the reduction of resource utilization |
CN114242088A (zh) * | 2018-04-25 | 2022-03-25 | 杜比国际公司 | 具有减少后处理延迟的高频重建技术的集成 |
KR20210005164A (ko) | 2018-04-25 | 2021-01-13 | 돌비 인터네셔널 에이비 | 고주파 오디오 재구성 기술의 통합 |
CN109104080A (zh) * | 2018-07-18 | 2018-12-28 | 安徽省航嘉智源科技有限公司 | 一种功率变换器件中滤波调节方法、存储介质及终端 |
CN110896303B (zh) * | 2018-09-12 | 2024-04-05 | 浙江菜鸟供应链管理有限公司 | 滤波方法和滤波装置以及存储介质 |
TW202105908A (zh) * | 2019-06-26 | 2021-02-01 | 美商杜拜研究特許公司 | 具有改善頻率解析度的低延遲音訊濾波器組 |
KR102599837B1 (ko) | 2020-09-25 | 2023-11-09 | 현대제철 주식회사 | 핫스탬핑 강재용 고온 내산화 코팅제 및 이를 이용하여 형성한 고온 내산화 코팅 강재 |
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