SG11201509155RA - Frequency envelope vector quantization method and apparatus - Google Patents
Frequency envelope vector quantization method and apparatusInfo
- Publication number
- SG11201509155RA SG11201509155RA SG11201509155RA SG11201509155RA SG11201509155RA SG 11201509155R A SG11201509155R A SG 11201509155RA SG 11201509155R A SG11201509155R A SG 11201509155RA SG 11201509155R A SG11201509155R A SG 11201509155RA SG 11201509155R A SG11201509155R A SG 11201509155RA
- Authority
- SG
- Singapore
- Prior art keywords
- vector quantization
- quantization method
- frequency envelope
- envelope vector
- frequency
- Prior art date
Links
- 238000000034 method Methods 0.000 title 1
- 238000013139 quantization Methods 0.000 title 1
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
- 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
-
- 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
- G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/3082—Vector coding
-
- 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
- G10L2019/0001—Codebooks
-
- 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
- G10L2019/0001—Codebooks
- G10L2019/0004—Design or structure of the codebook
- G10L2019/0005—Multi-stage vector quantisation
-
- 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
- G10L2019/0001—Codebooks
- G10L2019/0013—Codebook search algorithms
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310279924.5A CN104282308B (zh) | 2013-07-04 | 2013-07-04 | 频域包络的矢量量化方法和装置 |
PCT/CN2014/081530 WO2015000416A1 (zh) | 2013-07-04 | 2014-07-03 | 频域包络的矢量量化方法和装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
SG11201509155RA true SG11201509155RA (en) | 2015-12-30 |
Family
ID=52143115
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG11201509155RA SG11201509155RA (en) | 2013-07-04 | 2014-07-03 | Frequency envelope vector quantization method and apparatus |
Country Status (16)
Country | Link |
---|---|
US (2) | US9805732B2 (zh) |
EP (3) | EP3594944B1 (zh) |
JP (1) | JP6301459B2 (zh) |
KR (1) | KR101725531B1 (zh) |
CN (2) | CN107316647B (zh) |
AU (1) | AU2014286716B2 (zh) |
BR (1) | BR112015031617B1 (zh) |
CA (1) | CA2911314C (zh) |
ES (2) | ES2738883T3 (zh) |
HK (1) | HK1206137A1 (zh) |
MX (1) | MX351967B (zh) |
MY (1) | MY170701A (zh) |
PL (1) | PL3594944T3 (zh) |
RU (1) | RU2635069C2 (zh) |
SG (1) | SG11201509155RA (zh) |
WO (1) | WO2015000416A1 (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102168650B1 (ko) * | 2018-11-27 | 2020-10-21 | 한국과학기술원 | 다중 안테나 다중 사용자 간섭채널에서 기계학습 기반 빔포밍 방법 및 장치 |
CN113766150B (zh) * | 2021-08-31 | 2024-03-26 | 北京安酷智芯科技有限公司 | 一种降噪方法、电路系统、电子设备及计算机可读存储介质 |
Family Cites Families (26)
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US5680508A (en) * | 1991-05-03 | 1997-10-21 | Itt Corporation | Enhancement of speech coding in background noise for low-rate speech coder |
AU7960994A (en) * | 1993-10-08 | 1995-05-04 | Comsat Corporation | Improved low bit rate vocoders and methods of operation therefor |
TW321810B (zh) * | 1995-10-26 | 1997-12-01 | Sony Co Ltd | |
US6014618A (en) | 1998-08-06 | 2000-01-11 | Dsp Software Engineering, Inc. | LPAS speech coder using vector quantized, multi-codebook, multi-tap pitch predictor and optimized ternary source excitation codebook derivation |
US6952671B1 (en) | 1999-10-04 | 2005-10-04 | Xvd Corporation | Vector quantization with a non-structured codebook for audio compression |
US7337110B2 (en) | 2002-08-26 | 2008-02-26 | Motorola, Inc. | Structured VSELP codebook for low complexity search |
CA2415105A1 (en) * | 2002-12-24 | 2004-06-24 | Voiceage Corporation | A method and device for robust predictive vector quantization of linear prediction parameters in variable bit rate speech coding |
CN100493199C (zh) * | 2003-06-16 | 2009-05-27 | 松下电器产业株式会社 | 编码装置、编码方法和码本 |
EP2273494A3 (en) * | 2004-09-17 | 2012-11-14 | Panasonic Corporation | Scalable encoding apparatus, scalable decoding apparatus |
CA2603246C (en) * | 2005-04-01 | 2012-07-17 | Qualcomm Incorporated | Systems, methods, and apparatus for anti-sparseness filtering |
US7805314B2 (en) * | 2005-07-13 | 2010-09-28 | Samsung Electronics Co., Ltd. | Method and apparatus to quantize/dequantize frequency amplitude data and method and apparatus to audio encode/decode using the method and apparatus to quantize/dequantize frequency amplitude data |
US7602745B2 (en) | 2005-12-05 | 2009-10-13 | Intel Corporation | Multiple input, multiple output wireless communication system, associated methods and data structures |
US20090299738A1 (en) | 2006-03-31 | 2009-12-03 | Matsushita Electric Industrial Co., Ltd. | Vector quantizing device, vector dequantizing device, vector quantizing method, and vector dequantizing method |
EP1970900A1 (en) * | 2007-03-14 | 2008-09-17 | Harman Becker Automotive Systems GmbH | Method and apparatus for providing a codebook for bandwidth extension of an acoustic signal |
US8125884B1 (en) * | 2007-07-11 | 2012-02-28 | Marvell International Ltd. | Apparatus for pre-coding using multiple codebooks and associated methods |
CN100585699C (zh) * | 2007-11-02 | 2010-01-27 | 华为技术有限公司 | 一种音频解码的方法和装置 |
CN101335004B (zh) | 2007-11-02 | 2010-04-21 | 华为技术有限公司 | 一种多级量化的方法及装置 |
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 |
CN101483043A (zh) * | 2008-01-07 | 2009-07-15 | 中兴通讯股份有限公司 | 基于分类和排列组合的码本索引编码方法 |
WO2009090875A1 (ja) * | 2008-01-16 | 2009-07-23 | Panasonic Corporation | ベクトル量子化装置、ベクトル逆量子化装置、およびこれらの方法 |
CN101911185B (zh) * | 2008-01-16 | 2013-04-03 | 松下电器产业株式会社 | 矢量量化装置、矢量反量化装置及其方法 |
CN101261835B (zh) | 2008-04-25 | 2010-12-15 | 清华大学 | 基于超帧模式的多矢量多码本尺寸联合优化方法 |
US9037474B2 (en) * | 2008-09-06 | 2015-05-19 | Huawei Technologies Co., Ltd. | Method for classifying audio signal into fast signal or slow signal |
WO2010031003A1 (en) * | 2008-09-15 | 2010-03-18 | Huawei Technologies Co., Ltd. | Adding second enhancement layer to celp based core layer |
US8924222B2 (en) * | 2010-07-30 | 2014-12-30 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for coding of harmonic signals |
CN102208188B (zh) * | 2011-07-13 | 2013-04-17 | 华为技术有限公司 | 音频信号编解码方法和设备 |
-
2013
- 2013-07-04 CN CN201710370044.7A patent/CN107316647B/zh active Active
- 2013-07-04 CN CN201310279924.5A patent/CN104282308B/zh active Active
-
2014
- 2014-07-03 EP EP19162443.6A patent/EP3594944B1/en active Active
- 2014-07-03 KR KR1020157033916A patent/KR101725531B1/ko active IP Right Grant
- 2014-07-03 AU AU2014286716A patent/AU2014286716B2/en active Active
- 2014-07-03 ES ES14819622T patent/ES2738883T3/es active Active
- 2014-07-03 PL PL19162443.6T patent/PL3594944T3/pl unknown
- 2014-07-03 ES ES19162443T patent/ES2954460T3/es active Active
- 2014-07-03 WO PCT/CN2014/081530 patent/WO2015000416A1/zh active Application Filing
- 2014-07-03 EP EP23175742.8A patent/EP4231288A1/en active Pending
- 2014-07-03 EP EP14819622.3A patent/EP2983170B1/en active Active
- 2014-07-03 JP JP2016522247A patent/JP6301459B2/ja active Active
- 2014-07-03 RU RU2015155949A patent/RU2635069C2/ru active
- 2014-07-03 CA CA2911314A patent/CA2911314C/en active Active
- 2014-07-03 BR BR112015031617-4A patent/BR112015031617B1/pt active IP Right Grant
- 2014-07-03 MY MYPI2015704556A patent/MY170701A/en unknown
- 2014-07-03 MX MX2015017003A patent/MX351967B/es active IP Right Grant
- 2014-07-03 SG SG11201509155RA patent/SG11201509155RA/en unknown
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2015
- 2015-07-10 HK HK15106604.8A patent/HK1206137A1/zh unknown
- 2015-12-29 US US14/981,923 patent/US9805732B2/en active Active
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2017
- 2017-09-26 US US15/715,179 patent/US10032460B2/en active Active
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