JP2013045112A5 - - Google Patents

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Publication number
JP2013045112A5
JP2013045112A5 JP2012183048A JP2012183048A JP2013045112A5 JP 2013045112 A5 JP2013045112 A5 JP 2013045112A5 JP 2012183048 A JP2012183048 A JP 2012183048A JP 2012183048 A JP2012183048 A JP 2012183048A JP 2013045112 A5 JP2013045112 A5 JP 2013045112A5
Authority
JP
Japan
Prior art keywords
channel
audio signal
input section
watermark
data block
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.)
Ceased
Application number
JP2012183048A
Other languages
English (en)
Japanese (ja)
Other versions
JP2013045112A (ja
Filing date
Publication date
Priority claimed from EP11306062A external-priority patent/EP2562748A1/en
Application filed filed Critical
Publication of JP2013045112A publication Critical patent/JP2013045112A/ja
Publication of JP2013045112A5 publication Critical patent/JP2013045112A5/ja
Ceased legal-status Critical Current

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JP2012183048A 2011-08-23 2012-08-22 実時間においてマルチチャネルオーディオ信号を周波数領域でウォータマーク処理する方法及び装置 Ceased JP2013045112A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP11306062A EP2562748A1 (en) 2011-08-23 2011-08-23 Method and apparatus for frequency domain watermark processing a multi-channel audio signal in real-time
EP11306062.8 2011-08-23

Publications (2)

Publication Number Publication Date
JP2013045112A JP2013045112A (ja) 2013-03-04
JP2013045112A5 true JP2013045112A5 (enExample) 2015-10-01

Family

ID=46601719

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012183048A Ceased JP2013045112A (ja) 2011-08-23 2012-08-22 実時間においてマルチチャネルオーディオ信号を周波数領域でウォータマーク処理する方法及び装置

Country Status (5)

Country Link
US (1) US9165559B2 (enExample)
EP (2) EP2562748A1 (enExample)
JP (1) JP2013045112A (enExample)
KR (1) KR20130023106A (enExample)
CN (1) CN102956234A (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9093064B2 (en) 2013-03-11 2015-07-28 The Nielsen Company (Us), Llc Down-mixing compensation for audio watermarking
US9066082B2 (en) * 2013-03-15 2015-06-23 International Business Machines Corporation Forensics in multi-channel media content
KR102137686B1 (ko) 2013-08-16 2020-07-24 삼성전자주식회사 컨텐츠 무결성 제어 방법 및 그 전자 장치
WO2015038546A1 (en) * 2013-09-12 2015-03-19 Dolby Laboratories Licensing Corporation Selective watermarking of channels of multichannel audio
US9978382B2 (en) 2013-11-28 2018-05-22 Fundacio Per A La Universitat Oberta De Catalunya Method and apparatus for embedding and extracting watermark data in an audio signal
CN105632503B (zh) * 2014-10-28 2019-09-03 南宁富桂精密工业有限公司 信息隐藏方法及系统
CN110047497B (zh) * 2019-05-14 2021-06-11 腾讯科技（深圳）有限公司 背景音频信号滤除方法、装置及存储介质

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE9901146D0 (sv) * 1998-11-16 1999-03-29 Ericsson Telefon Ab L M A processing system and method
US8355525B2 (en) * 2000-02-14 2013-01-15 Digimarc Corporation Parallel processing of digital watermarking operations
JP2002182699A (ja) * 2000-12-15 2002-06-26 Matsushita Electric Ind Co Ltd 音声符号化装置
KR20020053980A (ko) 2000-12-26 2002-07-06 오길록 오디오 워터마크 삽입 장치 및 그 방법과 그의 검출 장치및 그방법
US7460684B2 (en) * 2003-06-13 2008-12-02 Nielsen Media Research, Inc. Method and apparatus for embedding watermarks
US20100246810A1 (en) 2007-08-17 2010-09-30 Venugopal Srinivasan Advanced multi-channel watermarking system and method
GB2455526A (en) * 2007-12-11 2009-06-17 Sony Corp Generating water marked copies of audio signals and detecting them using a shuffle data store
TW200945098A (en) 2008-02-26 2009-11-01 Koninkl Philips Electronics Nv Method of embedding data in stereo image
WO2010148244A1 (en) * 2009-06-19 2010-12-23 Dolby Laboratories Licensing Corporation User-specific features for an upgradeable media kernel and engine

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