SG11201502355PA - Method and apparatus for allocating bits of audio signal - Google Patents
Method and apparatus for allocating bits of audio signalInfo
- Publication number
- SG11201502355PA SG11201502355PA SG11201502355PA SG11201502355PA SG11201502355PA SG 11201502355P A SG11201502355P A SG 11201502355PA SG 11201502355P A SG11201502355P A SG 11201502355PA SG 11201502355P A SG11201502355P A SG 11201502355PA SG 11201502355P A SG11201502355P A SG 11201502355PA
- Authority
- SG
- Singapore
- Prior art keywords
- audio signal
- allocating bits
- allocating
- bits
- audio
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 title 1
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
- 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
- G10L19/002—Dynamic bit allocation
-
- 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
- G10L19/035—Scalar 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
- 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
- G10L19/032—Quantisation or dequantisation of spectral components
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)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210415253.6A CN103778918B (en) | 2012-10-26 | 2012-10-26 | The method and apparatus of the bit distribution of audio signal |
| PCT/CN2013/076392 WO2014063489A1 (en) | 2012-10-26 | 2013-05-29 | Bit allocation method and device for audio signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11201502355PA true SG11201502355PA (en) | 2015-05-28 |
Family
ID=50543952
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG10201703301UA SG10201703301UA (en) | 2012-10-26 | 2013-05-29 | Method and apparatus for allocating bits of audio signal |
| SG11201502355PA SG11201502355PA (en) | 2012-10-26 | 2013-05-29 | Method and apparatus for allocating bits of audio signal |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG10201703301UA SG10201703301UA (en) | 2012-10-26 | 2013-05-29 | Method and apparatus for allocating bits of audio signal |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US9530420B2 (en) |
| EP (1) | EP2892052B1 (en) |
| JP (2) | JP6121551B2 (en) |
| KR (1) | KR20150058483A (en) |
| CN (1) | CN103778918B (en) |
| BR (1) | BR112015008609B1 (en) |
| SG (2) | SG10201703301UA (en) |
| WO (1) | WO2014063489A1 (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103778918B (en) * | 2012-10-26 | 2016-09-07 | 华为技术有限公司 | The method and apparatus of the bit distribution of audio signal |
| CN105283915B (en) * | 2013-06-11 | 2019-05-07 | 株式会社东芝 | Digital watermark embedding device and method and digital watermark detecting device and method |
| CN104934034B (en) | 2014-03-19 | 2016-11-16 | 华为技术有限公司 | Method and apparatus for signal processing |
| CN104008393A (en) * | 2014-05-17 | 2014-08-27 | 北京工业大学 | Feature grouping normalization method for cognitive state recognition |
| DK3655949T3 (en) * | 2017-07-19 | 2022-09-12 | Audiotelligence Ltd | SYSTEMS FOR ACOUSTIC SOURCE SEPARATION |
| EP3547765B1 (en) * | 2018-03-28 | 2021-08-18 | Institut Mines-Telecom | Power distribution to sub-bands in multiple access communications systems |
| US11133891B2 (en) * | 2018-06-29 | 2021-09-28 | Khalifa University of Science and Technology | Systems and methods for self-synchronized communications |
| US10951596B2 (en) * | 2018-07-27 | 2021-03-16 | Khalifa University of Science and Technology | Method for secure device-to-device communication using multilayered cyphers |
| EP3751567B1 (en) * | 2019-06-10 | 2022-01-26 | Axis AB | A method, a computer program, an encoder and a monitoring device |
| US11823698B2 (en) | 2020-01-17 | 2023-11-21 | Audiotelligence Limited | Audio cropping |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5761636A (en) * | 1994-03-09 | 1998-06-02 | Motorola, Inc. | Bit allocation method for improved audio quality perception using psychoacoustic parameters |
| EP0720316B1 (en) * | 1994-12-30 | 1999-12-08 | Daewoo Electronics Co., Ltd | Adaptive digital audio encoding apparatus and a bit allocation method thereof |
| JP3466507B2 (en) * | 1998-06-15 | 2003-11-10 | 松下電器産業株式会社 | Audio coding method, audio coding device, and data recording medium |
| JP4287545B2 (en) * | 1999-07-26 | 2009-07-01 | パナソニック株式会社 | Subband coding method |
| JP4242516B2 (en) | 1999-07-26 | 2009-03-25 | パナソニック株式会社 | Subband coding method |
| JP2001249699A (en) * | 2000-03-07 | 2001-09-14 | Hitachi Ltd | Sound compression device |
| US6745162B1 (en) * | 2000-06-22 | 2004-06-01 | Sony Corporation | System and method for bit allocation in an audio encoder |
| AU2003260958A1 (en) * | 2002-09-19 | 2004-04-08 | Matsushita Electric Industrial Co., Ltd. | Audio decoding apparatus and method |
| BRPI0410918A (en) | 2003-06-05 | 2006-06-27 | Flexiped As | footrest platform device for use in a physical exercise, preventive and rehabilitation apparatus and physical exercise apparatus equipped with movable up and down bars |
| CN101101755B (en) | 2007-07-06 | 2011-04-27 | 北京中星微电子有限公司 | Audio frequency bit distribution and quantitative method and audio frequency coding device |
| EP2186087B1 (en) * | 2007-08-27 | 2011-11-30 | Telefonaktiebolaget L M Ericsson (PUBL) | Improved transform coding of speech and audio signals |
| BRPI0815972B1 (en) * | 2007-08-27 | 2020-02-04 | Ericsson Telefon Ab L M | method for spectrum recovery in spectral decoding of an audio signal, method for use in spectral encoding of an audio signal, decoder, and encoder |
| GB2454190A (en) | 2007-10-30 | 2009-05-06 | Cambridge Silicon Radio Ltd | Minimising a cost function in encoding data using spectral partitioning |
| ES2642906T3 (en) * | 2008-07-11 | 2017-11-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder, procedures to provide audio stream and computer program |
| TWI433542B (en) * | 2009-05-25 | 2014-04-01 | Mstar Semiconductor Inc | Method and device for dealing with inverse quantization |
| US8207875B2 (en) | 2009-10-28 | 2012-06-26 | Motorola Mobility, Inc. | Encoder that optimizes bit allocation for information sub-parts |
| JP2012103395A (en) | 2010-11-09 | 2012-05-31 | Sony Corp | Encoder, encoding method, and program |
| FR2973551A1 (en) * | 2011-03-29 | 2012-10-05 | France Telecom | QUANTIZATION BIT SOFTWARE ALLOCATION OF SPATIAL INFORMATION PARAMETERS FOR PARAMETRIC CODING |
| CN102208188B (en) * | 2011-07-13 | 2013-04-17 | 华为技术有限公司 | Audio signal encoding-decoding method and device |
| JP6179087B2 (en) * | 2012-10-24 | 2017-08-16 | 富士通株式会社 | Audio encoding apparatus, audio encoding method, and audio encoding computer program |
| CN103778918B (en) * | 2012-10-26 | 2016-09-07 | 华为技术有限公司 | The method and apparatus of the bit distribution of audio signal |
-
2012
- 2012-10-26 CN CN201210415253.6A patent/CN103778918B/en active Active
-
2013
- 2013-05-29 WO PCT/CN2013/076392 patent/WO2014063489A1/en active Application Filing
- 2013-05-29 JP JP2015538257A patent/JP6121551B2/en active Active
- 2013-05-29 EP EP13849179.0A patent/EP2892052B1/en active Active
- 2013-05-29 SG SG10201703301UA patent/SG10201703301UA/en unknown
- 2013-05-29 BR BR112015008609-8A patent/BR112015008609B1/en active IP Right Grant
- 2013-05-29 KR KR1020157010413A patent/KR20150058483A/en not_active Application Discontinuation
- 2013-05-29 SG SG11201502355PA patent/SG11201502355PA/en unknown
-
2015
- 2015-03-31 US US14/675,031 patent/US9530420B2/en active Active
-
2016
- 2016-11-17 US US15/354,641 patent/US9972326B2/en active Active
-
2017
- 2017-03-29 JP JP2017064588A patent/JP6351783B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| US20170069329A1 (en) | 2017-03-09 |
| EP2892052B1 (en) | 2016-07-27 |
| WO2014063489A1 (en) | 2014-05-01 |
| KR20150058483A (en) | 2015-05-28 |
| BR112015008609B1 (en) | 2021-10-26 |
| US9972326B2 (en) | 2018-05-15 |
| CN103778918A (en) | 2014-05-07 |
| JP6351783B2 (en) | 2018-07-04 |
| BR112015008609A2 (en) | 2017-07-04 |
| SG10201703301UA (en) | 2017-06-29 |
| JP2015534129A (en) | 2015-11-26 |
| US9530420B2 (en) | 2016-12-27 |
| EP2892052A1 (en) | 2015-07-08 |
| JP6121551B2 (en) | 2017-04-26 |
| JP2017138614A (en) | 2017-08-10 |
| EP2892052A4 (en) | 2015-09-09 |
| CN103778918B (en) | 2016-09-07 |
| US20150206541A1 (en) | 2015-07-23 |
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