JP2009544993A5 - - Google Patents
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- JP2009544993A5 JP2009544993A5 JP2009521205A JP2009521205A JP2009544993A5 JP 2009544993 A5 JP2009544993 A5 JP 2009544993A5 JP 2009521205 A JP2009521205 A JP 2009521205A JP 2009521205 A JP2009521205 A JP 2009521205A JP 2009544993 A5 JP2009544993 A5 JP 2009544993A5
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- JP
- Japan
- Prior art keywords
- signal
- data stream
- reversibly
- quantizer
- irreversibly
- Prior art date
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- 238000000034 method Methods 0.000 claims 14
- 230000011218 segmentation Effects 0.000 claims 8
- 238000013139 quantization Methods 0.000 claims 6
- 230000003111 delayed effect Effects 0.000 claims 4
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP06117720A EP1883067A1 (en) | 2006-07-24 | 2006-07-24 | Method and apparatus for lossless encoding of a source signal, using a lossy encoded data stream and a lossless extension data stream |
| EP06117720.0 | 2006-07-24 | ||
| PCT/EP2007/057210 WO2008012211A1 (en) | 2006-07-24 | 2007-07-12 | Method and apparatus for lossless encoding of a source signal, using a lossy encoded data stream and a lossless extension data stream |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2009544993A JP2009544993A (ja) | 2009-12-17 |
| JP2009544993A5 true JP2009544993A5 (enExample) | 2010-09-02 |
| JP5123303B2 JP5123303B2 (ja) | 2013-01-23 |
Family
ID=37203831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2009521205A Expired - Fee Related JP5123303B2 (ja) | 2006-07-24 | 2007-07-12 | 不可逆的符号化データ・ストリームと可逆的伸張データ・ストリームを用いて原信号を可逆的に符号化する方法及び装置 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US20090306993A1 (enExample) |
| EP (2) | EP1883067A1 (enExample) |
| JP (1) | JP5123303B2 (enExample) |
| KR (1) | KR101397736B1 (enExample) |
| CN (1) | CN101490748B (enExample) |
| AT (1) | ATE470219T1 (enExample) |
| BR (1) | BRPI0714835A2 (enExample) |
| DE (1) | DE602007006957D1 (enExample) |
| WO (1) | WO2008012211A1 (enExample) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1881485A1 (en) * | 2006-07-18 | 2008-01-23 | Deutsche Thomson-Brandt Gmbh | Audio bitstream data structure arrangement of a lossy encoded signal together with lossless encoded extension data for said signal |
| DE102006051673A1 (de) * | 2006-11-02 | 2008-05-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Nachbearbeiten von Spektralwerten und Encodierer und Decodierer für Audiosignale |
| JP4977157B2 (ja) * | 2009-03-06 | 2012-07-18 | 株式会社エヌ・ティ・ティ・ドコモ | 音信号符号化方法、音信号復号方法、符号化装置、復号装置、音信号処理システム、音信号符号化プログラム、及び、音信号復号プログラム |
| CN102667921B (zh) | 2009-10-20 | 2014-09-10 | 弗兰霍菲尔运输应用研究公司 | 音频编码器、音频解码器、用于将音频信息编码的方法、用于将音频信息解码的方法 |
| MX2012008076A (es) | 2010-01-12 | 2013-01-29 | Fraunhofer Ges Forschung | Codificador de audio, decodificador de audio, metodo para codificar y decodificar una informacion de audio y programa de computacion que obtiene un valor de contexto de sub-region basado en una norma de valores espectrales previamente decodificados. |
| CN101964188B (zh) * | 2010-04-09 | 2012-09-05 | 华为技术有限公司 | 语音信号编码、解码方法、装置及编解码系统 |
| FR2961937A1 (fr) * | 2010-06-29 | 2011-12-30 | France Telecom | Codage/decodage predictif lineaire adaptatif |
| KR101874466B1 (ko) * | 2011-04-22 | 2018-07-05 | 돌비 인터네셔널 에이비 | 데이터를 손실 압축-인코딩하기 위한 방법 및 장치와 데이터를 재구성하기 위한 대응하는 방법 및 장치 |
| GB2490879B (en) * | 2011-05-12 | 2018-12-26 | Qualcomm Technologies Int Ltd | Hybrid coded audio data streaming apparatus and method |
| WO2013109773A1 (en) * | 2012-01-17 | 2013-07-25 | Futurewei Technologies, Inc. | In-loop filtering for lossless coding mode in high efficiency video coding |
| GB201210373D0 (en) | 2012-06-12 | 2012-07-25 | Meridian Audio Ltd | Doubly compatible lossless audio sandwidth extension |
| KR102204136B1 (ko) * | 2012-08-22 | 2021-01-18 | 한국전자통신연구원 | 오디오 부호화 장치 및 방법, 오디오 복호화 장치 및 방법 |
| MX372749B (es) * | 2013-01-29 | 2020-05-26 | Fraunhofer Ges Forschung | Decodificador para generar una señal de audio mejorada en frecuencia, metodo de decodificacion, codificador para generar una señal codificada y metodo de codificacion utilizando informacion secundaria de seleccion compacta. |
| WO2014126688A1 (en) | 2013-02-14 | 2014-08-21 | Dolby Laboratories Licensing Corporation | Methods for audio signal transient detection and decorrelation control |
| TWI618051B (zh) | 2013-02-14 | 2018-03-11 | 杜比實驗室特許公司 | 用於利用估計之空間參數的音頻訊號增強的音頻訊號處理方法及裝置 |
| TWI618050B (zh) | 2013-02-14 | 2018-03-11 | 杜比實驗室特許公司 | 用於音訊處理系統中之訊號去相關的方法及設備 |
| EP2956935B1 (en) | 2013-02-14 | 2017-01-04 | Dolby Laboratories Licensing Corporation | Controlling the inter-channel coherence of upmixed audio signals |
| US10468033B2 (en) | 2013-09-13 | 2019-11-05 | Samsung Electronics Co., Ltd. | Energy lossless coding method and apparatus, signal coding method and apparatus, energy lossless decoding method and apparatus, and signal decoding method and apparatus |
| EP4134951B1 (en) * | 2013-09-13 | 2024-07-24 | Samsung Electronics Co., Ltd. | Energy lossless coding apparatus |
| US10438597B2 (en) | 2017-08-31 | 2019-10-08 | Dolby International Ab | Decoder-provided time domain aliasing cancellation during lossy/lossless transitions |
| CN114724567B (zh) * | 2020-12-18 | 2025-04-15 | 同响科技股份有限公司 | 固定带宽音信数据的有损或无损压缩的动态切换方法 |
| US12492984B2 (en) | 2022-10-12 | 2025-12-09 | Ciena Corporation | Method and apparatus for coherent spread spectrum optical spectroscopy |
| US20240129054A1 (en) * | 2022-10-12 | 2024-04-18 | Ciena Corporation | Method and apparatus for performing spread spectrum optical spectroscopy |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0756386B1 (en) * | 1995-07-27 | 2003-09-17 | Victor Company Of Japan, Limited | Method and apparatus for coding a digital, acoustic signal |
| EA003444B1 (ru) * | 1999-01-07 | 2003-06-26 | Конинклейке Филипс Электроникс Н.В. | Эффективное кодирование дополнительной информации в кодере без потерь |
| US6226616B1 (en) * | 1999-06-21 | 2001-05-01 | Digital Theater Systems, Inc. | Sound quality of established low bit-rate audio coding systems without loss of decoder compatibility |
| US6675148B2 (en) * | 2001-01-05 | 2004-01-06 | Digital Voice Systems, Inc. | Lossless audio coder |
| DE10217297A1 (de) * | 2002-04-18 | 2003-11-06 | Fraunhofer Ges Forschung | Vorrichtung und Verfahren zum Codieren eines zeitdiskreten Audiosignals und Vorrichtung und Verfahren zum Decodieren von codierten Audiodaten |
| EP1489599B1 (en) * | 2002-04-26 | 2016-05-11 | Panasonic Intellectual Property Corporation of America | Coding device and decoding device |
| DE10236694A1 (de) * | 2002-08-09 | 2004-02-26 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum skalierbaren Codieren und Vorrichtung und Verfahren zum skalierbaren Decodieren |
| US7424434B2 (en) * | 2002-09-04 | 2008-09-09 | Microsoft Corporation | Unified lossy and lossless audio compression |
| WO2004112400A1 (en) * | 2003-06-16 | 2004-12-23 | Matsushita Electric Industrial Co., Ltd. | Coding apparatus, coding method, and codebook |
| KR100561869B1 (ko) * | 2004-03-10 | 2006-03-17 | 삼성전자주식회사 | 무손실 오디오 부호화/복호화 방법 및 장치 |
| WO2006075269A1 (en) * | 2005-01-11 | 2006-07-20 | Koninklijke Philips Electronics N.V. | Scalable encoding/decoding of audio signals |
| US7548853B2 (en) * | 2005-06-17 | 2009-06-16 | Shmunk Dmitry V | Scalable compressed audio bit stream and codec using a hierarchical filterbank and multichannel joint coding |
| JP4640020B2 (ja) * | 2005-07-29 | 2011-03-02 | ソニー株式会社 | 音声符号化装置及び方法、並びに音声復号装置及び方法 |
| US7678984B1 (en) * | 2005-10-13 | 2010-03-16 | Sun Microsystems, Inc. | Method and apparatus for programmatically generating audio file playlists |
| US8447691B2 (en) * | 2007-05-30 | 2013-05-21 | Hsbc Card Services, Inc. | Systems and methods for NACHA compliant ACH transfers using an automated voice response system |
-
2006
- 2006-07-24 EP EP06117720A patent/EP1883067A1/en not_active Withdrawn
-
2007
- 2007-07-12 WO PCT/EP2007/057210 patent/WO2008012211A1/en not_active Ceased
- 2007-07-12 EP EP07787481A patent/EP2044589B1/en not_active Not-in-force
- 2007-07-12 US US12/309,542 patent/US20090306993A1/en not_active Abandoned
- 2007-07-12 DE DE602007006957T patent/DE602007006957D1/de active Active
- 2007-07-12 BR BRPI0714835-6A patent/BRPI0714835A2/pt not_active IP Right Cessation
- 2007-07-12 CN CN2007800275553A patent/CN101490748B/zh not_active Expired - Fee Related
- 2007-07-12 JP JP2009521205A patent/JP5123303B2/ja not_active Expired - Fee Related
- 2007-07-12 AT AT07787481T patent/ATE470219T1/de not_active IP Right Cessation
- 2007-07-12 KR KR1020097001582A patent/KR101397736B1/ko not_active Expired - Fee Related
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