CN103119650B - 编码装置和编码方法 - Google Patents
编码装置和编码方法 Download PDFInfo
- Publication number
- CN103119650B CN103119650B CN201180046260.7A CN201180046260A CN103119650B CN 103119650 B CN103119650 B CN 103119650B CN 201180046260 A CN201180046260 A CN 201180046260A CN 103119650 B CN103119650 B CN 103119650B
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- input signal
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- 238000000034 method Methods 0.000 title claims abstract description 30
- 238000004891 communication Methods 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 238000004364 calculation method Methods 0.000 claims description 5
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 4
- 230000002596 correlated effect Effects 0.000 claims description 2
- 238000012545 processing Methods 0.000 abstract description 79
- 230000006866 deterioration Effects 0.000 abstract description 6
- 230000005284 excitation Effects 0.000 description 62
- 230000003044 adaptive effect Effects 0.000 description 33
- 230000035807 sensation Effects 0.000 description 30
- 239000002131 composite material Substances 0.000 description 27
- 238000011002 quantification Methods 0.000 description 23
- 238000005516 engineering process Methods 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 8
- 238000004458 analytical method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000012805 post-processing Methods 0.000 description 3
- 230000000875 corresponding effect Effects 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
-
- 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
-
- 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
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
- G10L19/10—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Description
Claims (9)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010235279 | 2010-10-20 | ||
JP2010-235279 | 2010-10-20 | ||
PCT/JP2011/005014 WO2012053146A1 (ja) | 2010-10-20 | 2011-09-07 | 符号化装置及び符号化方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103119650A CN103119650A (zh) | 2013-05-22 |
CN103119650B true CN103119650B (zh) | 2014-11-12 |
Family
ID=45974877
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201180046260.7A Expired - Fee Related CN103119650B (zh) | 2010-10-20 | 2011-09-07 | 编码装置和编码方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8760323B2 (zh) |
JP (1) | JP6001451B2 (zh) |
CN (1) | CN103119650B (zh) |
WO (1) | WO2012053146A1 (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2770506A4 (en) * | 2011-10-19 | 2015-02-25 | Panasonic Ip Corp America | CODING DEVICE AND CODING METHOD |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1708907A (zh) * | 2002-10-25 | 2005-12-14 | 达丽星网络有限公司 | 用于快速celp参数映射的方法和装置 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2539351B2 (ja) * | 1984-01-18 | 1996-10-02 | 株式会社日立製作所 | 音声合成方法 |
JPS62194296A (ja) | 1986-02-21 | 1987-08-26 | 株式会社日立製作所 | 音声符号化方式 |
CA2051304C (en) | 1990-09-18 | 1996-03-05 | Tomohiko Taniguchi | Speech coding and decoding system |
JP3100082B2 (ja) * | 1990-09-18 | 2000-10-16 | 富士通株式会社 | 音声符号化・復号化方式 |
JP3338074B2 (ja) * | 1991-12-06 | 2002-10-28 | 富士通株式会社 | 音声伝送方式 |
JP3490325B2 (ja) * | 1999-02-17 | 2004-01-26 | 日本電信電話株式会社 | 音声信号符号化方法、復号方法およびその符号化器、復号器 |
US6829579B2 (en) | 2002-01-08 | 2004-12-07 | Dilithium Networks, Inc. | Transcoding method and system between CELP-based speech codes |
KR100710667B1 (ko) * | 2005-12-30 | 2007-04-23 | 포스데이타 주식회사 | 무선 통신 시스템에서 프레임의 경계 검출 장치 및 방법 |
EP2146522A1 (en) * | 2008-07-17 | 2010-01-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for generating audio output signals using object based metadata |
US8576961B1 (en) * | 2009-06-15 | 2013-11-05 | Olympus Corporation | System and method for adaptive overlap and add length estimation |
JP5002642B2 (ja) * | 2009-11-09 | 2012-08-15 | 株式会社東芝 | 広帯域音声符号化方法及び広帯域音声符号化装置 |
RU2012155222A (ru) | 2010-06-21 | 2014-07-27 | Панасоник Корпорэйшн | Устройство декодирования, устройство кодирования и соответствующие способы |
US8605830B2 (en) * | 2010-07-30 | 2013-12-10 | National Instruments Corporation | Blind carrier/timing recovery and detection of modulation scheme |
US8913835B2 (en) * | 2012-08-03 | 2014-12-16 | Kodak Alaris Inc. | Identifying key frames using group sparsity analysis |
-
2011
- 2011-09-07 JP JP2012539573A patent/JP6001451B2/ja not_active Expired - Fee Related
- 2011-09-07 US US13/822,823 patent/US8760323B2/en active Active
- 2011-09-07 CN CN201180046260.7A patent/CN103119650B/zh not_active Expired - Fee Related
- 2011-09-07 WO PCT/JP2011/005014 patent/WO2012053146A1/ja active Application Filing
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1708907A (zh) * | 2002-10-25 | 2005-12-14 | 达丽星网络有限公司 | 用于快速celp参数映射的方法和装置 |
Also Published As
Publication number | Publication date |
---|---|
US20130176150A1 (en) | 2013-07-11 |
WO2012053146A1 (ja) | 2012-04-26 |
CN103119650A (zh) | 2013-05-22 |
US8760323B2 (en) | 2014-06-24 |
JPWO2012053146A1 (ja) | 2014-02-24 |
JP6001451B2 (ja) | 2016-10-05 |
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Owner name: MATSUSHITA ELECTRIC (AMERICA) INTELLECTUAL PROPERT Free format text: FORMER OWNER: MATSUSHITA ELECTRIC INDUSTRIAL CO, LTD. Effective date: 20140721 |
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Effective date of registration: 20140721 Address after: California, USA Applicant after: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA Address before: Osaka Japan Applicant before: Matsushita Electric Industrial Co.,Ltd. |
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Effective date of registration: 20170523 Address after: Delaware Patentee after: III Holdings 12 LLC Address before: California, USA Patentee before: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20141112 Termination date: 20180907 |