CN101241701B - 用于对音频信号进行解码的方法和设备 - Google Patents
用于对音频信号进行解码的方法和设备 Download PDFInfo
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Abstract
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Claims (13)
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Application Number | Priority Date | Filing Date | Title |
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US61067404P | 2004-09-17 | 2004-09-17 | |
US60/610,674 | 2004-09-17 | ||
US11/029,722 | 2005-01-04 | ||
US11/029,722 US7630902B2 (en) | 2004-09-17 | 2005-01-04 | Apparatus and methods for digital audio coding using codebook application ranges |
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CNB2005100958986A Division CN100364235C (zh) | 2004-09-17 | 2005-09-07 | 多声道数字音频编码设备及其方法 |
Publications (2)
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CN101241701A CN101241701A (zh) | 2008-08-13 |
CN101241701B true CN101241701B (zh) | 2012-06-27 |
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Application Number | Title | Priority Date | Filing Date |
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CN2008100034638A Active CN101246689B (zh) | 2004-09-17 | 2005-09-07 | 音频编码*** |
CN2008100034623A Active CN101241701B (zh) | 2004-09-17 | 2005-09-07 | 用于对音频信号进行解码的方法和设备 |
CN2007101051462A Active CN101312041B (zh) | 2004-09-17 | 2005-09-07 | 多声道数字音频编码设备及其方法 |
CNB2005100958986A Active CN100364235C (zh) | 2004-09-17 | 2005-09-07 | 多声道数字音频编码设备及其方法 |
CN2008100034572A Active CN101247129B (zh) | 2004-09-17 | 2005-09-07 | 用于音频信号编码的码书分配方法 |
CN2007101051439A Active CN101055721B (zh) | 2004-09-17 | 2005-09-07 | 多声道数字音频编码设备及其方法 |
CN2007101051443A Active CN101055719B (zh) | 2004-09-17 | 2005-09-07 | 编码和发送多声道数字音频信号的方法 |
CN2007101051458A Active CN101046963B (zh) | 2004-09-17 | 2005-09-07 | 解码经编码的音频数据流的方法 |
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CN2008100034638A Active CN101246689B (zh) | 2004-09-17 | 2005-09-07 | 音频编码*** |
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CN2007101051462A Active CN101312041B (zh) | 2004-09-17 | 2005-09-07 | 多声道数字音频编码设备及其方法 |
CNB2005100958986A Active CN100364235C (zh) | 2004-09-17 | 2005-09-07 | 多声道数字音频编码设备及其方法 |
CN2008100034572A Active CN101247129B (zh) | 2004-09-17 | 2005-09-07 | 用于音频信号编码的码书分配方法 |
CN2007101051439A Active CN101055721B (zh) | 2004-09-17 | 2005-09-07 | 多声道数字音频编码设备及其方法 |
CN2007101051443A Active CN101055719B (zh) | 2004-09-17 | 2005-09-07 | 编码和发送多声道数字音频信号的方法 |
CN2007101051458A Active CN101046963B (zh) | 2004-09-17 | 2005-09-07 | 解码经编码的音频数据流的方法 |
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Families Citing this family (21)
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US8054969B2 (en) * | 2007-02-15 | 2011-11-08 | Avaya Inc. | Transmission of a digital message interspersed throughout a compressed information signal |
CN101453643B (zh) * | 2007-12-04 | 2011-05-18 | 华为技术有限公司 | 量化模式、图像编码、解码方法、编码器、解码器及*** |
US8630848B2 (en) * | 2008-05-30 | 2014-01-14 | Digital Rise Technology Co., Ltd. | Audio signal transient detection |
CN101577116B (zh) * | 2009-02-27 | 2012-07-18 | 北京中星微电子有限公司 | 语音信号的MFCC系数提取方法、装置及Mel滤波方法、装置 |
CN101615911B (zh) | 2009-05-12 | 2010-12-08 | 华为技术有限公司 | 一种编解码方法和装置 |
EP2664070B1 (en) | 2011-01-14 | 2016-11-02 | GE Video Compression, LLC | Entropy encoding and decoding scheme |
EP2717265A1 (en) * | 2012-10-05 | 2014-04-09 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoder, decoder and methods for backward compatible dynamic adaption of time/frequency resolution in spatial-audio-object-coding |
WO2015060654A1 (ko) * | 2013-10-22 | 2015-04-30 | 한국전자통신연구원 | 오디오 신호의 필터 생성 방법 및 이를 위한 파라메터화 장치 |
CN111326165B (zh) * | 2014-03-25 | 2023-12-12 | 弗朗霍夫应用科学研究促进协会 | 音频编码器装置、音频解码器装置、及其操作方法 |
CN104050968B (zh) * | 2014-06-23 | 2017-02-15 | 东南大学 | 一种嵌入式音频采集端aac音频编码方法 |
CN104240712B (zh) * | 2014-09-30 | 2018-02-02 | 武汉大学深圳研究院 | 一种三维音频多声道分组聚类编码方法及*** |
CN105261373B (zh) * | 2015-09-16 | 2019-01-08 | 深圳广晟信源技术有限公司 | 用于带宽扩展编码的自适应栅格构造方法和装置 |
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 |
CN108461086B (zh) * | 2016-12-13 | 2020-05-15 | 北京唱吧科技股份有限公司 | 一种音频的实时切换方法和装置 |
US10354669B2 (en) * | 2017-03-22 | 2019-07-16 | Immersion Networks, Inc. | System and method for processing audio data |
US10699723B2 (en) * | 2017-04-25 | 2020-06-30 | Dts, Inc. | Encoding and decoding of digital audio signals using variable alphabet size |
CN109286922B (zh) * | 2018-09-27 | 2021-09-17 | 珠海市杰理科技股份有限公司 | 蓝牙提示音处理方法、***、可读存储介质和蓝牙设备 |
EP3751567B1 (en) * | 2019-06-10 | 2022-01-26 | Axis AB | A method, a computer program, an encoder and a monitoring device |
CN110970039A (zh) * | 2019-11-28 | 2020-04-07 | 北京蜜莱坞网络科技有限公司 | 一种音频传输方法、装置、电子设备和存储介质 |
CN115691521A (zh) * | 2021-07-29 | 2023-02-03 | 华为技术有限公司 | 一种音频信号的编解码方法和装置 |
CN115691514A (zh) * | 2021-07-29 | 2023-02-03 | 华为技术有限公司 | 一种多声道信号的编解码方法和装置 |
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CN1312977A (zh) * | 1998-05-27 | 2001-09-12 | 微软公司 | 可升级的音频编码器和解码器 |
CN1460992A (zh) * | 2003-07-01 | 2003-12-10 | 北京阜国数字技术有限公司 | 用于感知音频编/解码的低延时、自适应的多分辨率滤波器组 |
CN1536559A (zh) * | 2003-04-10 | 2004-10-13 | 联发科技股份有限公司 | 可以检测声音信号的暂态位置的编码器及编码方法 |
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CN1202623C (zh) * | 1998-03-16 | 2005-05-18 | 皇家菲利浦电子有限公司 | 多道信息信号的算术编码/解码 |
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JP2001325000A (ja) * | 2000-05-15 | 2001-11-22 | Nippon Columbia Co Ltd | オーディオ信号符号化装置 |
JP3346398B2 (ja) * | 2000-10-27 | 2002-11-18 | 日本ビクター株式会社 | 音声符号化方法及び音声復号方法 |
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CN100481736C (zh) * | 2002-08-21 | 2009-04-22 | 广州广晟数码技术有限公司 | 用于对多声道数字音频信号进行压缩编码的编码方法 |
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2005
- 2005-09-07 CN CN2008100034638A patent/CN101246689B/zh active Active
- 2005-09-07 CN CN2008100034623A patent/CN101241701B/zh active Active
- 2005-09-07 CN CN2007101051462A patent/CN101312041B/zh active Active
- 2005-09-07 CN CNB2005100958986A patent/CN100364235C/zh active Active
- 2005-09-07 CN CN2008100034572A patent/CN101247129B/zh active Active
- 2005-09-07 CN CN2007101051439A patent/CN101055721B/zh active Active
- 2005-09-07 CN CN2007101051443A patent/CN101055719B/zh active Active
- 2005-09-07 CN CN2007101051458A patent/CN101046963B/zh active Active
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CN1312977A (zh) * | 1998-05-27 | 2001-09-12 | 微软公司 | 可升级的音频编码器和解码器 |
CN1536559A (zh) * | 2003-04-10 | 2004-10-13 | 联发科技股份有限公司 | 可以检测声音信号的暂态位置的编码器及编码方法 |
CN1460992A (zh) * | 2003-07-01 | 2003-12-10 | 北京阜国数字技术有限公司 | 用于感知音频编/解码的低延时、自适应的多分辨率滤波器组 |
Also Published As
Publication number | Publication date |
---|---|
CN101246689A (zh) | 2008-08-20 |
CN101312041A (zh) | 2008-11-26 |
CN101055719B (zh) | 2011-02-02 |
CN1848690A (zh) | 2006-10-18 |
CN101247129A (zh) | 2008-08-20 |
CN101241701A (zh) | 2008-08-13 |
CN101247129B (zh) | 2012-05-23 |
CN100364235C (zh) | 2008-01-23 |
CN101312041B (zh) | 2011-05-11 |
CN101055719A (zh) | 2007-10-17 |
CN101055721A (zh) | 2007-10-17 |
CN101046963A (zh) | 2007-10-03 |
CN101046963B (zh) | 2011-03-23 |
CN101246689B (zh) | 2011-09-14 |
CN101055721B (zh) | 2011-06-01 |
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Application publication date: 20080813 Assignee: Shenzhen Guangsheng Digital Technology Co.,Ltd. Assignor: DIGITAL RISE TECHNOLOGY CO.,LTD. Contract record no.: 2010990000326 Denomination of invention: Audio-frequency decoding method, audio-frequency decoder and mooth filtering-wave method therein License type: Common License Record date: 20100602 |
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Commission number: 4W106416 Conclusion of examination: Declare the technical scheme of "analysis filter bank with high, medium and low switchable frequency resolution mode" in claims 1 and 8 of 200810003462.3 invention patent and claims 2-7 and 9-12 referring to the technical scheme invalid, and continue to maintain the technical scheme including "hybrid filter bank" and "switchable filter bank and ADPCM" in claims 1 and 8 and claims 2-7 and 9-12 referring to the above technical scheme valid Decision date of declaring invalidation: 20180712 Decision number of declaring invalidation: 36584 Denomination of invention: Method and apparatus for decoding audio signal Granted publication date: 20120627 Patentee: DIGITAL RISE TECHNOLOGY CO.,LTD. |