CN1256806C - 用于音频信号采样率转换的方法和装置 - Google Patents
用于音频信号采样率转换的方法和装置 Download PDFInfo
- Publication number
- CN1256806C CN1256806C CN99105810.0A CN99105810A CN1256806C CN 1256806 C CN1256806 C CN 1256806C CN 99105810 A CN99105810 A CN 99105810A CN 1256806 C CN1256806 C CN 1256806C
- Authority
- CN
- China
- Prior art keywords
- frequency
- digital audio
- video signals
- sample
- audio
- 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.)
- Expired - Lifetime
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Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/06—Non-recursive filters
- H03H17/0621—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Mathematical Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP98108860A EP0957579A1 (en) | 1998-05-15 | 1998-05-15 | Method and apparatus for sampling-rate conversion of audio signals |
EP98108860.2 | 1998-05-15 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1236222A CN1236222A (zh) | 1999-11-24 |
CN1256806C true CN1256806C (zh) | 2006-05-17 |
Family
ID=8231938
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN99105810.0A Expired - Lifetime CN1256806C (zh) | 1998-05-15 | 1999-04-19 | 用于音频信号采样率转换的方法和装置 |
Country Status (5)
Families Citing this family (23)
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 |
KR20030011912A (ko) * | 2001-04-18 | 2003-02-11 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 오디오 코딩 |
EP1527442B1 (en) | 2002-08-01 | 2006-04-05 | Matsushita Electric Industrial Co., Ltd. | Audio decoding apparatus and audio decoding method based on spectral band replication |
KR100728428B1 (ko) | 2002-09-19 | 2007-06-13 | 마츠시타 덴끼 산교 가부시키가이샤 | 오디오 디코딩 장치 및 오디오 디코딩 방법 |
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 |
US8959016B2 (en) | 2002-09-27 | 2015-02-17 | The Nielsen Company (Us), Llc | Activating functions in processing devices using start codes embedded in audio |
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 |
US8121830B2 (en) * | 2008-10-24 | 2012-02-21 | The Nielsen Company (Us), Llc | Methods and apparatus to extract data encoded in media content |
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 |
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 |
US8666528B2 (en) | 2009-05-01 | 2014-03-04 | The Nielsen Company (Us), Llc | Methods, apparatus and articles of manufacture to provide secondary content in association with primary broadcast media content |
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 |
Family Cites Families (13)
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 |
EP0692881B1 (en) * | 1993-11-09 | 2005-06-15 | 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 (US06611212-20030826-M00017.png) * | 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 |
-
1998
- 1998-05-15 EP EP98108860A patent/EP0957579A1/en not_active Withdrawn
-
1999
- 1999-04-19 CN CN99105810.0A patent/CN1256806C/zh not_active Expired - Lifetime
- 1999-05-04 DE DE69938441T patent/DE69938441T2/de not_active Expired - Lifetime
- 1999-05-11 US US09/309,704 patent/US6681209B1/en not_active Expired - Lifetime
- 1999-05-13 JP JP11133246A patent/JP2000068948A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0957579A1 (en) | 1999-11-17 |
DE69938441T2 (de) | 2009-06-10 |
CN1236222A (zh) | 1999-11-24 |
JP2000068948A (ja) | 2000-03-03 |
US6681209B1 (en) | 2004-01-20 |
DE69938441D1 (de) | 2008-05-15 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190423 Address after: Paris France Patentee after: International Digital Madison Patent Holding Co. Address before: I Si Eli Murli Nor, France Patentee before: THOMSON LICENSING Effective date of registration: 20190423 Address after: I Si Eli Murli Nor, France Patentee after: THOMSON LICENSING Address before: I Si Eli Murli Nor, France Patentee before: THOMSON LICENSING S.A. Effective date of registration: 20190423 Address after: I Si Eli Murli Nor, France Patentee after: THOMSON LICENSING S.A. Address before: La France Patentee before: COLOR PRINTING TECHNOLOGY Co. Effective date of registration: 20190423 Address after: La France Patentee after: COLOR PRINTING TECHNOLOGY Co. Address before: German villingen schwenningen Patentee before: Thomson-Brant GmbH, Germany |
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Granted publication date: 20060517 |
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CX01 | Expiry of patent term |