WO2002029808A3 - Auxiliary channel masking in an audio signal - Google Patents
Auxiliary channel masking in an audio signal Download PDFInfo
- Publication number
- WO2002029808A3 WO2002029808A3 PCT/US2001/031214 US0131214W WO0229808A3 WO 2002029808 A3 WO2002029808 A3 WO 2002029808A3 US 0131214 W US0131214 W US 0131214W WO 0229808 A3 WO0229808 A3 WO 0229808A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- audio signal
- data
- phase component
- imperceptible
- auxiliary channel
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 title abstract 17
- 230000000873 masking effect Effects 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/28—Arrangements for simultaneous broadcast of plural pieces of information
- H04H20/30—Arrangements for simultaneous broadcast of plural pieces of information by a single channel
- H04H20/31—Arrangements for simultaneous broadcast of plural pieces of information by a single channel using in-band signals, e.g. subsonic or cue signal
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/463—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrocoagulation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/018—Audio watermarking, i.e. embedding inaudible data in the audio signal
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
- G11B20/00884—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a watermark, i.e. a barely perceptible transformation of the original data which can nevertheless be recognised by an algorithm
- G11B20/00891—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a watermark, i.e. a barely perceptible transformation of the original data which can nevertheless be recognised by an algorithm embedded in audio data
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/10—Nature of the water, waste water, sewage or sludge to be treated from quarries or from mining activities
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Multimedia (AREA)
- Computer Security & Cryptography (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- General Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Stereophonic System (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002424390A CA2424390A1 (en) | 2000-10-04 | 2001-10-05 | Auxiliary channel masking in an audio signal |
EP01979505A EP1342238A2 (en) | 2000-10-04 | 2001-10-05 | Auxiliary channel masking in an audio signal |
JP2002533298A JP2004538498A (en) | 2000-10-04 | 2001-10-05 | Auxiliary channel masking in audible signals |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US23800900P | 2000-10-04 | 2000-10-04 | |
US60/238,009 | 2000-10-06 | ||
US09/969,615 US6996521B2 (en) | 2000-10-04 | 2001-10-04 | Auxiliary channel masking in an audio signal |
US09/969,615 | 2001-10-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2002029808A2 WO2002029808A2 (en) | 2002-04-11 |
WO2002029808A3 true WO2002029808A3 (en) | 2002-09-06 |
Family
ID=26931249
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2001/031214 WO2002029808A2 (en) | 2000-10-04 | 2001-10-05 | Auxiliary channel masking in an audio signal |
Country Status (5)
Country | Link |
---|---|
US (2) | US6996521B2 (en) |
EP (1) | EP1342238A2 (en) |
JP (1) | JP2004538498A (en) |
CA (1) | CA2424390A1 (en) |
WO (1) | WO2002029808A2 (en) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6912295B2 (en) * | 2000-04-19 | 2005-06-28 | Digimarc Corporation | Enhancing embedding of out-of-phase signals |
AU2002214613A1 (en) * | 2000-11-08 | 2002-05-21 | Digimarc Corporation | Content authentication and recovery using digital watermarks |
GB0110132D0 (en) * | 2001-04-25 | 2001-06-20 | Central Research Lab Ltd | System to detect compression of audio signals |
US7644003B2 (en) | 2001-05-04 | 2010-01-05 | Agere Systems Inc. | Cue-based audio coding/decoding |
CN100380493C (en) * | 2001-09-05 | 2008-04-09 | 皇家飞利浦电子股份有限公司 | A robust watermark for DSD signals |
WO2003061143A2 (en) * | 2002-01-15 | 2003-07-24 | University Of Miami | Coding a masked data channel in a radio signal |
US20040034655A1 (en) * | 2002-07-17 | 2004-02-19 | Tecu Kirk Steven | Multimedia system and method |
US7289961B2 (en) * | 2003-06-19 | 2007-10-30 | University Of Rochester | Data hiding via phase manipulation of audio signals |
CN1839657B (en) * | 2003-10-07 | 2011-11-23 | 尼尔逊媒介研究股份有限公司 | Methods and apparatus to extract codes from a plurality of channels |
US8204261B2 (en) | 2004-10-20 | 2012-06-19 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Diffuse sound shaping for BCC schemes and the like |
KR101215868B1 (en) | 2004-11-30 | 2012-12-31 | 에이저 시스템즈 엘엘시 | A method for encoding and decoding audio channels, and an apparatus for encoding and decoding audio channels |
EP1764780A1 (en) * | 2005-09-16 | 2007-03-21 | Deutsche Thomson-Brandt Gmbh | Blind watermarking of audio signals by using phase modifications |
WO2008072132A2 (en) * | 2006-12-11 | 2008-06-19 | Koninklijke Philips Electronics N.V. | Extracting auxiliary data from a host signal |
US8230226B2 (en) * | 2007-08-17 | 2012-07-24 | Intel Corporation | Advanced watermarking system and method |
US8099285B2 (en) * | 2007-12-13 | 2012-01-17 | Dts, Inc. | Temporally accurate watermarking system and method of operation |
JP5627241B2 (en) * | 2008-01-21 | 2014-11-19 | パナソニック株式会社 | Audio signal processing apparatus and method |
TW200945098A (en) * | 2008-02-26 | 2009-11-01 | Koninkl Philips Electronics Nv | Method of embedding data in stereo image |
JP2011517612A (en) | 2008-04-15 | 2011-06-16 | バイオメット・3アイ・エルエルシー | Method for generating accurate bone and soft tissue digital dental models |
US8700399B2 (en) | 2009-07-06 | 2014-04-15 | Sensory, Inc. | Systems and methods for hands-free voice control and voice search |
CN102592597B (en) * | 2011-01-17 | 2014-08-13 | 鸿富锦精密工业(深圳)有限公司 | Electronic device and audio data copyright protection method |
CN102737635B (en) * | 2011-04-08 | 2014-04-30 | 华为终端有限公司 | Audio coding method and audio coding device |
US9484964B2 (en) * | 2012-09-07 | 2016-11-01 | Adori Labs, Inc. | Interactive entertainment system |
US9406305B2 (en) * | 2012-12-21 | 2016-08-02 | Digimarc Corpororation | Messaging by writing an image into a spectrogram |
AU2014215734B2 (en) * | 2013-02-05 | 2016-08-11 | Telefonaktiebolaget L M Ericsson (Publ) | Method and apparatus for controlling audio frame loss concealment |
JP6317078B2 (en) * | 2013-07-18 | 2018-04-25 | Necプラットフォームズ株式会社 | Audio signal digital watermark adding apparatus and display apparatus, method thereof, and program thereof |
US10499151B2 (en) | 2015-05-15 | 2019-12-03 | Nureva, Inc. | System and method for embedding additional information in a sound mask noise signal |
US10043527B1 (en) | 2015-07-17 | 2018-08-07 | Digimarc Corporation | Human auditory system modeling with masking energy adaptation |
KR20180093676A (en) * | 2017-02-14 | 2018-08-22 | 한국전자통신연구원 | Apparatus and method for inserting tag to the stereo audio signal and extracting tag from the stereo audio signal |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999011020A1 (en) * | 1997-08-22 | 1999-03-04 | Purdue Research Foundation | Hiding of encrypted data |
WO2000004662A1 (en) * | 1998-07-16 | 2000-01-27 | Nielsen Media Research, Inc. | System and method for encoding an audio signal, by adding an inaudible code to the audio signal, for use in broadcast programme identification systems |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4209544A1 (en) * | 1992-03-24 | 1993-09-30 | Inst Rundfunktechnik Gmbh | Method for transmitting or storing digitized, multi-channel audio signals |
US5645074A (en) * | 1994-08-17 | 1997-07-08 | Decibel Instruments, Inc. | Intracanal prosthesis for hearing evaluation |
US6738423B1 (en) * | 2000-01-21 | 2004-05-18 | Nokia Mobile Phones Ltd. | Method for encoding and decoding video information, a motion compensated video encoder and a corresponding decoder |
-
2001
- 2001-10-04 US US09/969,615 patent/US6996521B2/en not_active Expired - Fee Related
- 2001-10-05 JP JP2002533298A patent/JP2004538498A/en active Pending
- 2001-10-05 EP EP01979505A patent/EP1342238A2/en not_active Withdrawn
- 2001-10-05 WO PCT/US2001/031214 patent/WO2002029808A2/en not_active Application Discontinuation
- 2001-10-05 CA CA002424390A patent/CA2424390A1/en not_active Abandoned
-
2005
- 2005-10-05 US US11/244,029 patent/US20060080086A1/en not_active Abandoned
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999011020A1 (en) * | 1997-08-22 | 1999-03-04 | Purdue Research Foundation | Hiding of encrypted data |
WO2000004662A1 (en) * | 1998-07-16 | 2000-01-27 | Nielsen Media Research, Inc. | System and method for encoding an audio signal, by adding an inaudible code to the audio signal, for use in broadcast programme identification systems |
Non-Patent Citations (5)
Title |
---|
BENDER W ET AL: "TECHNIQUES FOR DATA HIDING", IBM SYSTEMS JOURNAL, IBM CORP. ARMONK, NEW YORK, US, vol. 35, no. 3/4, 1996, pages 313 - 335, XP000635079, ISSN: 0018-8670 * |
CILOGLU T ET AL: "An improved all-pass watermarking scheme for speech and audio", 2000 IEEE INTERNATIONAL CONFERENCE ON MULTIMEDIA AND EXPO. ICME2000. PROCEEDINGS. LATEST ADVANCES IN THE FAST CHANGING WORLD OF MULTIMEDIA (CAT. NO.00TH8532), PROCEEDINGS OF INTERNATIONAL CONFERENCE ON MULTIMEDIA AND EXPO, NEW YORK, NY, USA, 30 JULY-, 2000, Piscataway, NJ, USA, IEEE, USA, pages 1017 - 1020 vol.2, XP002197648, ISBN: 0-7803-6536-4 * |
KOHLRAUSCH A: "Binaural masking experiments using noise maskers with frequency-dependent interaural phase differences. II. Influence of frequency and interaural-phase uncertainty", JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, OCT. 1990, USA, vol. 88, no. 4, pages 1749 - 1756, XP001076670, ISSN: 0001-4966 * |
PERROTT D R ET AL: "Minimum audible angle thresholds for sources varying in both elevation and azimuth", JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, APRIL 1990, USA, vol. 87, no. 4, pages 1728 - 1731, XP001076669, ISSN: 0001-4966 * |
TILKI J F ET AL: "Encoding a hidden auxiliary channel onto a digital audio signal using psychoacoustic masking", SOUTHEASTCON '97. ENGINEERING NEW NEW CENTURY., PROCEEDINGS. IEEE BLACKSBURG, VA, USA 12-14 APRIL 1997, NEW YORK, NY, USA,IEEE, US, 12 April 1997 (1997-04-12), pages 331 - 333, XP010230825, ISBN: 0-7803-3844-8 * |
Also Published As
Publication number | Publication date |
---|---|
US20020059059A1 (en) | 2002-05-16 |
JP2004538498A (en) | 2004-12-24 |
EP1342238A2 (en) | 2003-09-10 |
US20060080086A1 (en) | 2006-04-13 |
US6996521B2 (en) | 2006-02-07 |
WO2002029808A2 (en) | 2002-04-11 |
CA2424390A1 (en) | 2002-04-11 |
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