KR101679083B1 - 2개의 블록 변환으로의 중첩 변환의 분해 - Google Patents
2개의 블록 변환으로의 중첩 변환의 분해 Download PDFInfo
- Publication number
- KR101679083B1 KR101679083B1 KR1020107026245A KR20107026245A KR101679083B1 KR 101679083 B1 KR101679083 B1 KR 101679083B1 KR 1020107026245 A KR1020107026245 A KR 1020107026245A KR 20107026245 A KR20107026245 A KR 20107026245A KR 101679083 B1 KR101679083 B1 KR 101679083B1
- Authority
- KR
- South Korea
- Prior art keywords
- transform
- matrix
- block
- subframe
- reversible
- Prior art date
- Legal status (The legal status 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 status listed.)
- Active
Links
Images
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
- G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
-
- 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
- G10L19/0212—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 orthogonal transformation
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
- G06F17/147—Discrete orthonormal transforms, e.g. discrete cosine transform, discrete sine transform, and variations therefrom, e.g. modified discrete cosine transform, integer transforms approximating the discrete cosine transform
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (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)
- Mathematical Physics (AREA)
- Computational Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Data Mining & Analysis (AREA)
- Theoretical Computer Science (AREA)
- Discrete Mathematics (AREA)
- Algebra (AREA)
- Databases & Information Systems (AREA)
- Software Systems (AREA)
- General Engineering & Computer Science (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/130,862 | 2008-05-30 | ||
| US12/130,862 US8447591B2 (en) | 2008-05-30 | 2008-05-30 | Factorization of overlapping tranforms into two block transforms |
| PCT/US2009/044983 WO2009148858A2 (en) | 2008-05-30 | 2009-05-22 | Factorization of overlapping transforms into two block transforms |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20110021803A KR20110021803A (ko) | 2011-03-04 |
| KR101679083B1 true KR101679083B1 (ko) | 2016-11-23 |
Family
ID=41380875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020107026245A Active KR101679083B1 (ko) | 2008-05-30 | 2009-05-22 | 2개의 블록 변환으로의 중첩 변환의 분해 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US8447591B2 (enExample) |
| EP (1) | EP2279562B1 (enExample) |
| JP (1) | JP5400143B2 (enExample) |
| KR (1) | KR101679083B1 (enExample) |
| CN (1) | CN102047564B (enExample) |
| WO (1) | WO2009148858A2 (enExample) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8036274B2 (en) * | 2005-08-12 | 2011-10-11 | Microsoft Corporation | SIMD lapped transform-based digital media encoding/decoding |
| US8369638B2 (en) | 2008-05-27 | 2013-02-05 | Microsoft Corporation | Reducing DC leakage in HD photo transform |
| PT3300076T (pt) * | 2008-07-11 | 2019-07-17 | Fraunhofer Ges Forschung | Codificador de áudio e descodificador de áudio |
| US8275209B2 (en) * | 2008-10-10 | 2012-09-25 | Microsoft Corporation | Reduced DC gain mismatch and DC leakage in overlap transform processing |
| JP5270006B2 (ja) * | 2008-12-24 | 2013-08-21 | ドルビー ラボラトリーズ ライセンシング コーポレイション | 周波数領域におけるオーディオ信号ラウドネス決定と修正 |
| US8386266B2 (en) * | 2010-07-01 | 2013-02-26 | Polycom, Inc. | Full-band scalable audio codec |
| CN102611883B (zh) * | 2011-01-19 | 2014-07-30 | 华为技术有限公司 | 编码方法、解码方法及装置 |
| KR20150032614A (ko) * | 2012-06-04 | 2015-03-27 | 삼성전자주식회사 | 오디오 부호화방법 및 장치, 오디오 복호화방법 및 장치, 및 이를 채용하는 멀티미디어 기기 |
| ES2736309T3 (es) | 2013-02-20 | 2019-12-27 | Fraunhofer Ges Forschung | Aparato y procedimiento para codificar o descodificar una señal de audio utilizando una superposición que depende de una ubicación de transitorios |
| KR20160074540A (ko) | 2013-10-17 | 2016-06-28 | 다우 아그로사이언시즈 엘엘씨 | 살충성 화합물의 제조 방법 |
| CN107895580B (zh) * | 2016-09-30 | 2021-06-01 | 华为技术有限公司 | 一种音频信号的重建方法和装置 |
| WO2018201113A1 (en) * | 2017-04-28 | 2018-11-01 | Dts, Inc. | Audio coder window and transform implementations |
| CN110233626B (zh) * | 2019-07-05 | 2022-10-25 | 重庆邮电大学 | 基于二维自适应量化的机械振动信号边缘数据无损压缩方法 |
| CN118571234A (zh) * | 2023-02-28 | 2024-08-30 | 华为技术有限公司 | 音频编解码方法及相关装置 |
Family Cites Families (94)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4754492A (en) * | 1985-06-03 | 1988-06-28 | Picturetel Corporation | Method and system for adapting a digitized signal processing system for block processing with minimal blocking artifacts |
| US4698672A (en) * | 1986-10-27 | 1987-10-06 | Compression Labs, Inc. | Coding system for reducing redundancy |
| US5297236A (en) * | 1989-01-27 | 1994-03-22 | Dolby Laboratories Licensing Corporation | Low computational-complexity digital filter bank for encoder, decoder, and encoder/decoder |
| JP2549479B2 (ja) * | 1991-12-06 | 1996-10-30 | 日本電信電話株式会社 | 動き補償フレーム間帯域分割符号化処理方法 |
| KR0148130B1 (ko) * | 1992-05-18 | 1998-09-15 | 강진구 | 블럭킹아티팩트를 억제시키는 부호화/복호화 방법 및 그 장치 |
| JP3401823B2 (ja) | 1993-03-31 | 2003-04-28 | ソニー株式会社 | 画像コーデック用プロセッサ |
| US5982459A (en) * | 1995-05-31 | 1999-11-09 | 8×8, Inc. | Integrated multimedia communications processor and codec |
| FR2737931B1 (fr) * | 1995-08-17 | 1998-10-02 | Siemens Ag | Procede destine au traitement de blocs d'images decodes d'un procede de codage d'images a base de blocs |
| US5959673A (en) * | 1995-10-05 | 1999-09-28 | Microsoft Corporation | Transform coding of dense motion vector fields for frame and object based video coding applications |
| US6064776A (en) * | 1995-10-27 | 2000-05-16 | Kabushiki Kaisha Toshiba | Image processing apparatus |
| US5850294A (en) * | 1995-12-18 | 1998-12-15 | Lucent Technologies Inc. | Method and apparatus for post-processing images |
| KR100196838B1 (ko) * | 1995-12-23 | 1999-06-15 | 전주범 | 블럭벌 상관 관계에 의한 부호화 장치 |
| US5805739A (en) * | 1996-04-02 | 1998-09-08 | Picturetel Corporation | Lapped orthogonal vector quantization |
| JPH1070717A (ja) * | 1996-06-19 | 1998-03-10 | Matsushita Electric Ind Co Ltd | 画像符号化装置及び画像復号化装置 |
| JP2907146B2 (ja) * | 1996-09-11 | 1999-06-21 | 日本電気株式会社 | メモリlsiの特定箇所探索方法および探索装置 |
| US6233017B1 (en) * | 1996-09-16 | 2001-05-15 | Microsoft Corporation | Multimedia compression system with adaptive block sizes |
| US5999656A (en) * | 1997-01-17 | 1999-12-07 | Ricoh Co., Ltd. | Overlapped reversible transforms for unified lossless/lossy compression |
| KR100261253B1 (ko) | 1997-04-02 | 2000-07-01 | 윤종용 | 비트율 조절이 가능한 오디오 부호화/복호화 방법및 장치 |
| US5973755A (en) * | 1997-04-04 | 1999-10-26 | Microsoft Corporation | Video encoder and decoder using bilinear motion compensation and lapped orthogonal transforms |
| US6101279A (en) * | 1997-06-05 | 2000-08-08 | Wisconsin Alumni Research Foundation | Image compression system using block transforms and tree-type coefficient truncation |
| JP3375539B2 (ja) | 1997-07-14 | 2003-02-10 | ペンタックス株式会社 | 画像圧縮装置および画像伸張装置 |
| US5859788A (en) * | 1997-08-15 | 1999-01-12 | The Aerospace Corporation | Modulated lapped transform method |
| TW364269B (en) | 1998-01-02 | 1999-07-11 | Winbond Electronic Corp | Discreet cosine transform/inverse discreet cosine transform circuit |
| US6393156B1 (en) * | 1998-01-07 | 2002-05-21 | Truong Q. Nguyen | Enhanced transform compatibility for standardized data compression |
| US6393061B1 (en) * | 1998-05-15 | 2002-05-21 | Hughes Electronics Corporation | Method for reducing blocking artifacts in digital images |
| US6029126A (en) * | 1998-06-30 | 2000-02-22 | Microsoft Corporation | Scalable audio coder and decoder |
| US6115689A (en) * | 1998-05-27 | 2000-09-05 | Microsoft Corporation | Scalable audio coder and decoder |
| US6073153A (en) * | 1998-06-03 | 2000-06-06 | Microsoft Corporation | Fast system and method for computing modulated lapped transforms |
| US6154762A (en) * | 1998-06-03 | 2000-11-28 | Microsoft Corporation | Fast system and method for computing modulated lapped transforms |
| US6253165B1 (en) * | 1998-06-30 | 2001-06-26 | Microsoft Corporation | System and method for modeling probability distribution functions of transform coefficients of encoded signal |
| US6011625A (en) * | 1998-07-08 | 2000-01-04 | Lockheed Martin Corporation | Method for phase unwrapping in imaging systems |
| US6421464B1 (en) * | 1998-12-16 | 2002-07-16 | Fastvdo Llc | Fast lapped image transforms using lifting steps |
| US6496795B1 (en) * | 1999-05-05 | 2002-12-17 | Microsoft Corporation | Modulated complex lapped transform for integrated signal enhancement and coding |
| US6487574B1 (en) * | 1999-02-26 | 2002-11-26 | Microsoft Corp. | System and method for producing modulated complex lapped transforms |
| US6370502B1 (en) * | 1999-05-27 | 2002-04-09 | America Online, Inc. | Method and system for reduction of quantization-induced block-discontinuities and general purpose audio codec |
| US6771829B1 (en) * | 1999-10-23 | 2004-08-03 | Fastvdo Llc | Method for local zerotree image coding |
| US6377916B1 (en) * | 1999-11-29 | 2002-04-23 | Digital Voice Systems, Inc. | Multiband harmonic transform coder |
| US6865229B1 (en) * | 1999-12-14 | 2005-03-08 | Koninklijke Philips Electronics N.V. | Method and apparatus for reducing the “blocky picture” effect in MPEG decoded images |
| US6771828B1 (en) * | 2000-03-03 | 2004-08-03 | Microsoft Corporation | System and method for progessively transform coding digital data |
| US7177358B2 (en) * | 2000-06-27 | 2007-02-13 | Mitsubishi Denki Kabushiki Kaisha | Picture coding apparatus, and picture coding method |
| US6832232B1 (en) * | 2000-07-10 | 2004-12-14 | Advanced Micro Devices, Inc. | Dual-block inverse discrete cosine transform method |
| WO2002007438A1 (en) | 2000-07-17 | 2002-01-24 | Trustees Of Boston University | Generalized lapped biorthogonal transform embedded inverse discrete cosine transform and low bit rate video sequence coding artifact removal |
| CN1266649C (zh) * | 2000-09-12 | 2006-07-26 | 皇家菲利浦电子有限公司 | 视频编码方法 |
| EP1202219A1 (en) | 2000-10-30 | 2002-05-02 | Fast Video, LLC | Fast lapped image transforms |
| JP2002182693A (ja) | 2000-12-13 | 2002-06-26 | Nec Corp | オーディオ符号化、復号装置及びその方法並びにその制御プログラム記録媒体 |
| WO2002051157A2 (en) * | 2000-12-19 | 2002-06-27 | Pulsent Corporation | Adaptive transforms |
| JP2002304624A (ja) | 2001-04-05 | 2002-10-18 | Canon Inc | フィルタ処理装置及び撮像装置 |
| US7027654B1 (en) * | 2001-08-16 | 2006-04-11 | On2 Technologies | Video compression system |
| US6882685B2 (en) * | 2001-09-18 | 2005-04-19 | Microsoft Corporation | Block transform and quantization for image and video coding |
| JP2003141562A (ja) | 2001-10-29 | 2003-05-16 | Sony Corp | 非平面画像の画像処理装置及び画像処理方法、記憶媒体、並びにコンピュータ・プログラム |
| US7460993B2 (en) * | 2001-12-14 | 2008-12-02 | Microsoft Corporation | Adaptive window-size selection in transform coding |
| ES2610430T3 (es) | 2001-12-17 | 2017-04-27 | Microsoft Technology Licensing, Llc | Codificación por omisión de macrobloques |
| CN101448162B (zh) * | 2001-12-17 | 2013-01-02 | 微软公司 | 处理视频图像的方法 |
| US6763068B2 (en) * | 2001-12-28 | 2004-07-13 | Nokia Corporation | Method and apparatus for selecting macroblock quantization parameters in a video encoder |
| JP2003283840A (ja) | 2002-03-25 | 2003-10-03 | Canon Inc | フィルタ処理装置およびフィルタ処理方法 |
| US7006699B2 (en) * | 2002-03-27 | 2006-02-28 | Microsoft Corporation | System and method for progressively transforming and coding digital data |
| US7155065B1 (en) * | 2002-03-27 | 2006-12-26 | Microsoft Corporation | System and method for progressively transforming and coding digital data |
| US7110941B2 (en) * | 2002-03-28 | 2006-09-19 | Microsoft Corporation | System and method for embedded audio coding with implicit auditory masking |
| JP3855827B2 (ja) | 2002-04-05 | 2006-12-13 | ソニー株式会社 | 2次元サブバンド符号化装置 |
| US7275036B2 (en) * | 2002-04-18 | 2007-09-25 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for coding a time-discrete audio signal to obtain coded audio data and for decoding coded audio data |
| US7120297B2 (en) * | 2002-04-25 | 2006-10-10 | Microsoft Corporation | Segmented layered image system |
| US7242713B2 (en) * | 2002-05-02 | 2007-07-10 | Microsoft Corporation | 2-D transforms for image and video coding |
| GB2388502A (en) * | 2002-05-10 | 2003-11-12 | Chris Dunn | Compression of frequency domain audio signals |
| US7376280B2 (en) * | 2002-07-14 | 2008-05-20 | Apple Inc | Video encoding and decoding |
| US6728315B2 (en) * | 2002-07-24 | 2004-04-27 | Apple Computer, Inc. | Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding with reduced requirements for division operations |
| US7502743B2 (en) * | 2002-09-04 | 2009-03-10 | Microsoft Corporation | Multi-channel audio encoding and decoding with multi-channel transform selection |
| US7031392B2 (en) * | 2002-09-20 | 2006-04-18 | Seiko Epson Corporation | Method and apparatus for video deblocking |
| US7227901B2 (en) * | 2002-11-21 | 2007-06-05 | Ub Video Inc. | Low-complexity deblocking filter |
| JP2004201047A (ja) | 2002-12-19 | 2004-07-15 | Ricoh Co Ltd | 画像処理装置、プログラム及び記憶媒体 |
| US7542036B2 (en) * | 2003-02-19 | 2009-06-02 | California Institute Of Technology | Level set surface editing operators |
| US7239990B2 (en) * | 2003-02-20 | 2007-07-03 | Robert Struijs | Method for the numerical simulation of a physical phenomenon with a preferential direction |
| US7167522B2 (en) * | 2003-02-27 | 2007-01-23 | Texas Instruments Incorporated | Video deblocking filter |
| US7471726B2 (en) * | 2003-07-15 | 2008-12-30 | Microsoft Corporation | Spatial-domain lapped transform in digital media compression |
| US20080075377A1 (en) * | 2003-07-29 | 2008-03-27 | Topiwala Pankaj N | Fast lapped image transforms using lifting steps |
| US7724827B2 (en) * | 2003-09-07 | 2010-05-25 | Microsoft Corporation | Multi-layer run level encoding and decoding |
| DE10345996A1 (de) | 2003-10-02 | 2005-04-28 | Fraunhofer Ges Forschung | Vorrichtung und Verfahren zum Verarbeiten von wenigstens zwei Eingangswerten |
| US7315822B2 (en) * | 2003-10-20 | 2008-01-01 | Microsoft Corp. | System and method for a media codec employing a reversible transform obtained via matrix lifting |
| US7460990B2 (en) * | 2004-01-23 | 2008-12-02 | Microsoft Corporation | Efficient coding of digital media spectral data using wide-sense perceptual similarity |
| KR101044940B1 (ko) * | 2004-06-23 | 2011-06-28 | 삼성전자주식회사 | 에지 플로우 방향성 필터와 커블릿 변환을 이용한 블록현상 제거 방법 및 장치 |
| US8374238B2 (en) | 2004-07-13 | 2013-02-12 | Microsoft Corporation | Spatial scalability in 3D sub-band decoding of SDMCTF-encoded video |
| CN101010729A (zh) * | 2004-08-31 | 2007-08-01 | 皇家飞利浦电子股份有限公司 | 用于转码的方法和设备 |
| US7471850B2 (en) * | 2004-12-17 | 2008-12-30 | Microsoft Corporation | Reversible transform for lossy and lossless 2-D data compression |
| US7305139B2 (en) * | 2004-12-17 | 2007-12-04 | Microsoft Corporation | Reversible 2-dimensional pre-/post-filtering for lapped biorthogonal transform |
| US7428342B2 (en) | 2004-12-17 | 2008-09-23 | Microsoft Corporation | Reversible overlap operator for efficient lossless data compression |
| AU2005239628B2 (en) | 2005-01-14 | 2010-08-05 | Microsoft Technology Licensing, Llc | Reversible 2-dimensional pre-/post-filtering for lapped biorthogonal transform |
| US7634525B2 (en) * | 2005-06-27 | 2009-12-15 | The Aerospace Corporation | Haar wavelet transform embedded lossless type IV discrete cosine transform |
| US7805476B2 (en) * | 2005-06-27 | 2010-09-28 | The Aerospace Corporation | Extended Haar transform |
| US7640283B2 (en) * | 2005-06-27 | 2009-12-29 | The Aerospace Corporation | Shared Haar wavelet transform |
| US7613761B2 (en) * | 2005-06-27 | 2009-11-03 | The Aerospace Corporation | Haar wavelet transform embedded lossless type II discrete cosine transform |
| US7933337B2 (en) * | 2005-08-12 | 2011-04-26 | Microsoft Corporation | Prediction of transform coefficients for image compression |
| US8036274B2 (en) | 2005-08-12 | 2011-10-11 | Microsoft Corporation | SIMD lapped transform-based digital media encoding/decoding |
| US20080137982A1 (en) * | 2006-12-06 | 2008-06-12 | Ayahiro Nakajima | Blurring determination device, blurring determination method and printing apparatus |
| US8054886B2 (en) * | 2007-02-21 | 2011-11-08 | Microsoft Corporation | Signaling and use of chroma sample positioning information |
| US8521540B2 (en) * | 2007-08-17 | 2013-08-27 | Qualcomm Incorporated | Encoding and/or decoding digital signals using a permutation value |
-
2008
- 2008-05-30 US US12/130,862 patent/US8447591B2/en active Active
-
2009
- 2009-05-22 WO PCT/US2009/044983 patent/WO2009148858A2/en not_active Ceased
- 2009-05-22 KR KR1020107026245A patent/KR101679083B1/ko active Active
- 2009-05-22 EP EP09759019.4A patent/EP2279562B1/en active Active
- 2009-05-22 JP JP2011511737A patent/JP5400143B2/ja active Active
- 2009-05-22 CN CN2009801209539A patent/CN102047564B/zh active Active
Non-Patent Citations (1)
| Title |
|---|
| R. Geiger et al. IntMDCT-A link between perceptual and lossless audio coding, ICASSP, orlando, 13 May 2002, pp.1813-1816* |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102047564B (zh) | 2013-08-21 |
| CN102047564A (zh) | 2011-05-04 |
| US8447591B2 (en) | 2013-05-21 |
| JP2011522291A (ja) | 2011-07-28 |
| EP2279562A4 (en) | 2012-07-11 |
| WO2009148858A2 (en) | 2009-12-10 |
| JP5400143B2 (ja) | 2014-01-29 |
| US20090299754A1 (en) | 2009-12-03 |
| WO2009148858A3 (en) | 2010-02-25 |
| KR20110021803A (ko) | 2011-03-04 |
| EP2279562B1 (en) | 2015-12-16 |
| EP2279562A2 (en) | 2011-02-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101679083B1 (ko) | 2개의 블록 변환으로의 중첩 변환의 분해 | |
| US8386269B2 (en) | Multi-channel audio encoding and decoding | |
| US7299190B2 (en) | Quantization and inverse quantization for audio | |
| US8255234B2 (en) | Quantization and inverse quantization for audio | |
| CA2637185C (en) | Complex-transform channel coding with extended-band frequency coding | |
| HK1151885A (en) | Quantization and inverse quantization for audio | |
| HK1129489A (en) | Quantization and inverse quantization for audio |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PA0105 | International application |
Patent event date: 20101123 Patent event code: PA01051R01D Comment text: International Patent Application |
|
| PG1501 | Laying open of application | ||
| A201 | Request for examination | ||
| PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20140428 Comment text: Request for Examination of Application |
|
| E902 | Notification of reason for refusal | ||
| PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20150612 Patent event code: PE09021S01D |
|
| N231 | Notification of change of applicant | ||
| PN2301 | Change of applicant |
Patent event date: 20150708 Comment text: Notification of Change of Applicant Patent event code: PN23011R01D |
|
| E902 | Notification of reason for refusal | ||
| PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20160212 Patent event code: PE09021S01D |
|
| E701 | Decision to grant or registration of patent right | ||
| PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20160816 |
|
| GRNT | Written decision to grant | ||
| PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20161117 Patent event code: PR07011E01D |
|
| PR1002 | Payment of registration fee |
Payment date: 20161117 End annual number: 3 Start annual number: 1 |
|
| PG1601 | Publication of registration | ||
| FPAY | Annual fee payment |
Payment date: 20191016 Year of fee payment: 4 |
|
| PR1001 | Payment of annual fee |
Payment date: 20191016 Start annual number: 4 End annual number: 4 |
|
| PR1001 | Payment of annual fee |
Payment date: 20201015 Start annual number: 5 End annual number: 5 |
|
| PR1001 | Payment of annual fee |
Payment date: 20211015 Start annual number: 6 End annual number: 6 |
|
| PR1001 | Payment of annual fee |
Payment date: 20221017 Start annual number: 7 End annual number: 7 |
|
| PR1001 | Payment of annual fee |
Payment date: 20231023 Start annual number: 8 End annual number: 8 |
|
| PR1001 | Payment of annual fee |
Payment date: 20241029 Start annual number: 9 End annual number: 9 |