DE69310990T2 - Verfahren zum Einfügen digitaler Daten in ein Audiosignal vor der Kanalkodierung - Google Patents

Verfahren zum Einfügen digitaler Daten in ein Audiosignal vor der Kanalkodierung

Info

Publication number
DE69310990T2
DE69310990T2 DE1993610990 DE69310990T DE69310990T2 DE 69310990 T2 DE69310990 T2 DE 69310990T2 DE 1993610990 DE1993610990 DE 1993610990 DE 69310990 T DE69310990 T DE 69310990T DE 69310990 T2 DE69310990 T2 DE 69310990T2
Authority
DE
Germany
Prior art keywords
audio signal
digital data
channel coding
signal before
before channel
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
Application number
DE1993610990
Other languages
English (en)
Other versions
DE69310990D1 (de
Inventor
Juha Kuusama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nokia Technology GmbH
Original Assignee
Nokia Technology GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nokia Technology GmbH filed Critical Nokia Technology GmbH
Application granted granted Critical
Publication of DE69310990D1 publication Critical patent/DE69310990D1/de
Publication of DE69310990T2 publication Critical patent/DE69310990T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • H04B1/665—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission using psychoacoustic properties of the ear, e.g. masking effect
    • 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
DE1993610990 1992-04-13 1993-03-31 Verfahren zum Einfügen digitaler Daten in ein Audiosignal vor der Kanalkodierung Expired - Lifetime DE69310990T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI921644A FI90934C (fi) 1992-04-13 1992-04-13 Menetelmä digitaalisen informaation sisällyttämiseksi audiosignaaliin ennen sen kanavakoodausta

Publications (2)

Publication Number Publication Date
DE69310990D1 DE69310990D1 (de) 1997-07-03
DE69310990T2 true DE69310990T2 (de) 1997-11-27

Family

ID=8535102

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1993610990 Expired - Lifetime DE69310990T2 (de) 1992-04-13 1993-03-31 Verfahren zum Einfügen digitaler Daten in ein Audiosignal vor der Kanalkodierung

Country Status (3)

Country Link
EP (1) EP0565947B1 (de)
DE (1) DE69310990T2 (de)
FI (1) FI90934C (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6614914B1 (en) 1995-05-08 2003-09-02 Digimarc Corporation Watermark embedder and reader
US6611607B1 (en) 1993-11-18 2003-08-26 Digimarc Corporation Integrating digital watermarks in multimedia content
US5748763A (en) 1993-11-18 1998-05-05 Digimarc Corporation Image steganography system featuring perceptually adaptive and globally scalable signal embedding
US5768426A (en) 1993-11-18 1998-06-16 Digimarc Corporation Graphics processing system employing embedded code signals
US6944298B1 (en) 1993-11-18 2005-09-13 Digimare Corporation Steganographic encoding and decoding of auxiliary codes in media signals
US6983051B1 (en) 1993-11-18 2006-01-03 Digimarc Corporation Methods for audio watermarking and decoding
US7362775B1 (en) 1996-07-02 2008-04-22 Wistaria Trading, Inc. Exchange mechanisms for digital information packages with bandwidth securitization, multichannel digital watermarks, and key management
US5613004A (en) 1995-06-07 1997-03-18 The Dice Company Steganographic method and device
EP1431961B1 (de) * 1995-12-06 2008-05-14 Verance Corporation Übertragung von versteckten Daten nach Komprimierung
US5687191A (en) * 1995-12-06 1997-11-11 Solana Technology Development Corporation Post-compression hidden data transport
US6205249B1 (en) 1998-04-02 2001-03-20 Scott A. Moskowitz Multiple transform utilization and applications for secure digital watermarking
US7664263B2 (en) 1998-03-24 2010-02-16 Moskowitz Scott A Method for combining transfer functions with predetermined key creation
US6381341B1 (en) 1996-05-16 2002-04-30 Digimarc Corporation Watermark encoding method exploiting biases inherent in original signal
US7107451B2 (en) 1996-07-02 2006-09-12 Wistaria Trading, Inc. Optimization methods for the insertion, protection, and detection of digital watermarks in digital data
US7346472B1 (en) 2000-09-07 2008-03-18 Blue Spike, Inc. Method and device for monitoring and analyzing signals
US5889868A (en) 1996-07-02 1999-03-30 The Dice Company Optimization methods for the insertion, protection, and detection of digital watermarks in digitized data
US7177429B2 (en) 2000-12-07 2007-02-13 Blue Spike, Inc. System and methods for permitting open access to data objects and for securing data within the data objects
US6078664A (en) 1996-12-20 2000-06-20 Moskowitz; Scott A. Z-transform implementation of digital watermarks
US7159116B2 (en) 1999-12-07 2007-01-02 Blue Spike, Inc. Systems, methods and devices for trusted transactions
US7095874B2 (en) 1996-07-02 2006-08-22 Wistaria Trading, Inc. Optimization methods for the insertion, protection, and detection of digital watermarks in digitized data
US7457962B2 (en) 1996-07-02 2008-11-25 Wistaria Trading, Inc Optimization methods for the insertion, protection, and detection of digital watermarks in digitized data
US7730317B2 (en) 1996-12-20 2010-06-01 Wistaria Trading, Inc. Linear predictive coding implementation of digital watermarks
CA2271042A1 (en) * 1997-09-02 1999-03-11 Koninklijke Philips Electronics N.V. Watermarking an information signal
RU2249260C2 (ru) * 1998-11-17 2005-03-27 Конинклейке Филипс Электроникс Н.В. Способ и устройство для извлечения дополнительных данных из информационного сигнала
US7664264B2 (en) 1999-03-24 2010-02-16 Blue Spike, Inc. Utilizing data reduction in steganographic and cryptographic systems
US7475246B1 (en) 1999-08-04 2009-01-06 Blue Spike, Inc. Secure personal content server
CN1175414C (zh) * 1999-10-06 2004-11-10 皇家菲利浦电子有限公司 嵌入/检测一维信息信号中的水印的方法和装置
CN1237536C (zh) 2000-05-22 2006-01-18 皇家菲利浦电子有限公司 在信息信号中嵌入水印的方法和设备
US6674876B1 (en) 2000-09-14 2004-01-06 Digimarc Corporation Watermarking in the time-frequency domain
US7127615B2 (en) 2000-09-20 2006-10-24 Blue Spike, Inc. Security based on subliminal and supraliminal channels for data objects
US7054653B2 (en) 2001-10-04 2006-05-30 Nokia Corporation Two channel communication system based on RDS datastream broadcasting and the integration of digital mobile terminal and VHF/FM radio receiver
US7062222B2 (en) 2001-12-17 2006-06-13 Nokia Corporation Initiating a wireless connection to a broadcast program
US7287275B2 (en) 2002-04-17 2007-10-23 Moskowitz Scott A Methods, systems and devices for packet watermarking and efficient provisioning of bandwidth
CN104505096B (zh) * 2014-05-30 2018-02-27 华南理工大学 一种用音乐传输隐藏信息的方法及装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0634305B2 (ja) * 1983-03-04 1994-05-02 ソニー株式会社 デイジタルデイスクによるデ−タ伝送システム
EP0167364A1 (de) * 1984-07-06 1986-01-08 AT&T Corp. Sprachpausenbestimmung mit Teilbandkodierung
IL89672A (en) * 1988-04-29 1994-04-12 Motorola Inc Spectral efficient method of transmitting information signal
US5136586A (en) * 1989-12-04 1992-08-04 Academy Of Applied Science Method and apparatus for telephone line multiplex channeling of toll-quality voice and digital information

Also Published As

Publication number Publication date
FI90934C (fi) 1994-04-11
EP0565947B1 (de) 1997-05-28
DE69310990D1 (de) 1997-07-03
FI921644A (fi) 1993-10-14
FI90934B (fi) 1993-12-31
FI921644A0 (fi) 1992-04-13
EP0565947A1 (de) 1993-10-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition