JP2000068948A5 - - Google Patents

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Publication number
JP2000068948A5
JP2000068948A5 JP1999133246A JP13324699A JP2000068948A5 JP 2000068948 A5 JP2000068948 A5 JP 2000068948A5 JP 1999133246 A JP1999133246 A JP 1999133246A JP 13324699 A JP13324699 A JP 13324699A JP 2000068948 A5 JP2000068948 A5 JP 2000068948A5
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JP
Japan
Prior art keywords
audio signal
sampling frequency
decoding
encoded
frequency
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.)
Pending
Application number
JP1999133246A
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English (en)
Japanese (ja)
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JP2000068948A (ja
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Publication date
Priority claimed from EP98108860A external-priority patent/EP0957579A1/en
Application filed filed Critical
Publication of JP2000068948A publication Critical patent/JP2000068948A/ja
Publication of JP2000068948A5 publication Critical patent/JP2000068948A5/ja
Pending legal-status Critical Current

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JP11133246A 1998-05-15 1999-05-13 音声信号のサンプリングレ―トを変換する方法及び装置 Pending JP2000068948A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP98108860:2 1998-05-15
EP98108860A EP0957579A1 (en) 1998-05-15 1998-05-15 Method and apparatus for sampling-rate conversion of audio signals

Publications (2)

Publication Number Publication Date
JP2000068948A JP2000068948A (ja) 2000-03-03
JP2000068948A5 true JP2000068948A5 (enExample) 2006-06-15

Family

ID=8231938

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11133246A Pending JP2000068948A (ja) 1998-05-15 1999-05-13 音声信号のサンプリングレ―トを変換する方法及び装置

Country Status (5)

Country Link
US (1) US6681209B1 (enExample)
EP (1) EP0957579A1 (enExample)
JP (1) JP2000068948A (enExample)
CN (1) CN1256806C (enExample)
DE (1) DE69938441T2 (enExample)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE512719C2 (sv) * 1997-06-10 2000-05-02 Lars Gustaf Liljeryd En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion
CN1240048C (zh) * 2001-04-18 2006-02-01 皇家菲利浦电子有限公司 音频编码
DE60304479T2 (de) 2002-08-01 2006-12-14 Matsushita Electric Industrial Co., Ltd., Kadoma Audiodekodierungsvorrichtung und audiodekodierungsverfahren auf der basis der spektralband duplikation
CN100492492C (zh) 2002-09-19 2009-05-27 松下电器产业株式会社 音频解码设备和方法
US8959016B2 (en) 2002-09-27 2015-02-17 The Nielsen Company (Us), Llc Activating functions in processing devices using start codes embedded in audio
US9711153B2 (en) 2002-09-27 2017-07-18 The Nielsen Company (Us), Llc Activating functions in processing devices using encoded audio and detecting audio signatures
JP4679049B2 (ja) * 2003-09-30 2011-04-27 パナソニック株式会社 スケーラブル復号化装置
JP4341507B2 (ja) * 2004-08-24 2009-10-07 株式会社日立製作所 ソフトウェア無線機
JP2008159238A (ja) * 2006-11-30 2008-07-10 Matsushita Electric Ind Co Ltd 音声データ送信装置および音声データ受信装置
JP4386079B2 (ja) * 2007-01-22 2009-12-16 ヤマハ株式会社 サンプリング周波数変換装置
CN101257482B (zh) * 2008-01-31 2012-11-14 清华大学 数字基带可变速率转换调制系统的实现方法和实现装置
US9667365B2 (en) 2008-10-24 2017-05-30 The Nielsen Company (Us), Llc Methods and apparatus to perform audio watermarking and watermark detection and extraction
US8359205B2 (en) 2008-10-24 2013-01-22 The Nielsen Company (Us), Llc Methods and apparatus to perform audio watermarking and watermark detection and extraction
US8121830B2 (en) * 2008-10-24 2012-02-21 The Nielsen Company (Us), Llc Methods and apparatus to extract data encoded in media content
US8508357B2 (en) * 2008-11-26 2013-08-13 The Nielsen Company (Us), Llc Methods and apparatus to encode and decode audio for shopper location and advertisement presentation tracking
CN104683827A (zh) 2009-05-01 2015-06-03 尼尔森（美国）有限公司 提供与主要广播媒体内容关联的辅助内容的方法和装置
KR20150012146A (ko) * 2012-07-24 2015-02-03 삼성전자주식회사 오디오 데이터를 처리하기 위한 방법 및 장치
CN104123943B (zh) * 2013-04-28 2017-05-31 安凯(广州)微电子技术有限公司 一种音频信号重采样的方法和装置
US20170270939A1 (en) * 2016-03-21 2017-09-21 Dolby International Ab Efficient Sample Rate Conversion
CN107453732B (zh) * 2016-05-30 2021-09-24 电信科学技术研究院 一种信号采样率转换方法及装置
CN110288981B (zh) 2019-07-03 2020-11-06 百度在线网络技术（北京）有限公司 用于处理音频数据的方法和装置
CN112689109B (zh) * 2019-10-17 2023-05-09 成都鼎桥通信技术有限公司 一种记录仪的音频处理方法和装置
CN112738732B (zh) * 2019-10-28 2022-07-29 成都鼎桥通信技术有限公司 一种音频播放方法和装置
US20230230604A1 (en) * 2022-01-20 2023-07-20 Electronics And Telecommunications Research Institute Method of encoding audio signal and encoder, method of decoding audio signal and decoder

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5892160A (ja) 1981-11-27 1983-06-01 Nec Corp サンプリング周波数変換装置
US4588979A (en) * 1984-10-05 1986-05-13 Dbx, Inc. Analog-to-digital converter
JP2696901B2 (ja) 1988-04-08 1998-01-14 ソニー株式会社 サンプリング周波数変換回路
JPH10294646A (ja) 1990-02-16 1998-11-04 Sony Corp サンプリングレート変換装置
JP2779886B2 (ja) 1992-10-05 1998-07-23 日本電信電話株式会社 広帯域音声信号復元方法
DE4326427A1 (de) 1993-08-06 1995-02-09 Thomson Brandt Gmbh Digitaler Abtastratenumsetzer
WO1995013660A1 (en) * 1993-11-09 1995-05-18 Sony Corporation Quantization apparatus, quantization method, high efficiency encoder, high efficiency encoding method, decoder, high efficiency encoder and recording media
US5495432A (en) 1994-01-03 1996-02-27 Industrial Technology Research Institute Apparatus and method for sampling rate conversion
US5610942A (en) * 1995-03-07 1997-03-11 Chen; Keping Digital signal transcoder and method of transcoding a digital signal
DE19510226C1 (de) * 1995-03-23 1996-11-21 Sican Gmbh Verfahren und Einrichtung zur Decodierung von, im Layer 1 oder 2 des MPEG-Formats codierter, digitaler Toninformation
TW321810B (enExample) * 1995-10-26 1997-12-01 Sony Co Ltd
US6092041A (en) * 1996-08-22 2000-07-18 Motorola, Inc. System and method of encoding and decoding a layered bitstream by re-applying psychoacoustic analysis in the decoder
JP3836947B2 (ja) 1997-06-20 2006-10-25 パイオニア株式会社 サンプリングレート変換ユニット、サンプリングレート変換装置及びサンプリングレート変換方法

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