JP4639073B2 - オーディオ信号符号化装置および方法 - Google Patents

オーディオ信号符号化装置および方法 Download PDF

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Publication number
JP4639073B2
JP4639073B2 JP2004335005A JP2004335005A JP4639073B2 JP 4639073 B2 JP4639073 B2 JP 4639073B2 JP 2004335005 A JP2004335005 A JP 2004335005A JP 2004335005 A JP2004335005 A JP 2004335005A JP 4639073 B2 JP4639073 B2 JP 4639073B2
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spectrum
quantization
scale factor
unit
frame
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JP2004335005A
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Japanese (ja)
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JP2006145782A5 (enExample
JP2006145782A (ja
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正伸 船越
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Canon Inc
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Canon Inc
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Priority to JP2004335005A priority Critical patent/JP4639073B2/ja
Priority to PCT/JP2005/021014 priority patent/WO2006054583A1/ja
Priority to CN2005800395626A priority patent/CN101061534B/zh
Publication of JP2006145782A publication Critical patent/JP2006145782A/ja
Priority to US11/749,563 priority patent/US7613605B2/en
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JP2004335005A 2004-11-18 2004-11-18 オーディオ信号符号化装置および方法 Expired - Fee Related JP4639073B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2004335005A JP4639073B2 (ja) 2004-11-18 2004-11-18 オーディオ信号符号化装置および方法
PCT/JP2005/021014 WO2006054583A1 (ja) 2004-11-18 2005-11-16 オーディオ信号符号化装置および方法
CN2005800395626A CN101061534B (zh) 2004-11-18 2005-11-16 音频信号编码装置及方法
US11/749,563 US7613605B2 (en) 2004-11-18 2007-05-16 Audio signal encoding apparatus and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004335005A JP4639073B2 (ja) 2004-11-18 2004-11-18 オーディオ信号符号化装置および方法

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JP2006145782A JP2006145782A (ja) 2006-06-08
JP2006145782A5 JP2006145782A5 (enExample) 2008-01-17
JP4639073B2 true JP4639073B2 (ja) 2011-02-23

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CN (1) CN101061534B (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5224666B2 (ja) * 2006-09-08 2013-07-03 株式会社東芝 オーディオ符号化装置
US7966175B2 (en) 2006-10-18 2011-06-21 Polycom, Inc. Fast lattice vector quantization
US7953595B2 (en) * 2006-10-18 2011-05-31 Polycom, Inc. Dual-transform coding of audio signals
JP5019437B2 (ja) * 2007-02-22 2012-09-05 Ｋｄｄｉ株式会社 オーディオビットレート変換方法および装置
JP5446258B2 (ja) * 2008-12-26 2014-03-19 富士通株式会社 オーディオ符号化装置
KR101078378B1 (ko) * 2009-03-04 2011-10-31 주식회사 코아로직 오디오 부호화기의 양자화 방법 및 장치
CN101504835B (zh) * 2009-03-09 2011-11-16 武汉大学 声场中空间感知信息量的度量方法及应用
JP5609591B2 (ja) * 2010-11-30 2014-10-22 富士通株式会社 オーディオ符号化装置、オーディオ符号化方法及びオーディオ符号化用コンピュータプログラム
JP5724338B2 (ja) * 2010-12-03 2015-05-27 ソニー株式会社 符号化装置および符号化方法、復号装置および復号方法、並びにプログラム
JP5782921B2 (ja) * 2011-08-26 2015-09-24 富士通株式会社 符号化装置、符号化方法および符号化プログラム
JP5635213B2 (ja) * 2012-03-28 2014-12-03 日本電信電話株式会社 符号化方法、符号化装置、復号方法、復号装置、プログラム及び記録媒体
US9552821B2 (en) * 2012-05-30 2017-01-24 Nippon Telegraph And Telephone Corporation Encoding method, encoder, program and recording medium
EP2988300A1 (en) * 2014-08-18 2016-02-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Switching of sampling rates at audio processing devices
KR102672226B1 (ko) * 2019-01-07 2024-06-05 엘에스일렉트릭(주) 누설 전류의 유형을 출력할 수 있는 누전 차단기 및 그 제어 방법

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5495552A (en) * 1992-04-20 1996-02-27 Mitsubishi Denki Kabushiki Kaisha Methods of efficiently recording an audio signal in semiconductor memory
KR960012475B1 (ko) * 1994-01-18 1996-09-20 대우전자 주식회사 디지탈 오디오 부호화장치의 채널별 비트 할당 장치
KR970011727B1 (en) * 1994-11-09 1997-07-14 Daewoo Electronics Co Ltd Apparatus for encoding of the audio signal
CN1108023C (zh) * 1995-01-27 2003-05-07 大宇电子株式会社 自适应数字音频编码装置及其一种位分配方法
US5960390A (en) * 1995-10-05 1999-09-28 Sony Corporation Coding method for using multi channel audio signals
JPH10233692A (ja) * 1997-01-16 1998-09-02 Sony Corp オーディオ信号符号化装置および符号化方法並びにオーディオ信号復号装置および復号方法
WO2000018129A1 (en) * 1998-09-22 2000-03-30 Matsushita Electric Industrial Co., Ltd. Video signal encoding method, video signal encoder, and program recorded medium
JP4409733B2 (ja) * 1999-09-07 2010-02-03 パナソニック株式会社 符号化装置、符号化方法、及びその記録媒体
JP2001242895A (ja) * 2000-02-28 2001-09-07 Toshiba Corp オーディオ符号化装置およびオーディオ符号化方法
JP2001249699A (ja) * 2000-03-07 2001-09-14 Hitachi Ltd 音声圧縮装置
JP2002091498A (ja) * 2000-09-19 2002-03-27 Victor Co Of Japan Ltd オーディオ信号符号化装置
JP2002182695A (ja) * 2000-12-14 2002-06-26 Matsushita Electric Ind Co Ltd 高能率符号化方法及び装置
JP2004309921A (ja) * 2003-04-09 2004-11-04 Sony Corp 符号化装置、符号化方法及びプログラム

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CN101061534B (zh) 2011-04-06
CN101061534A (zh) 2007-10-24
JP2006145782A (ja) 2006-06-08

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