AU2881300A - System and method for encoding an audio signal for use in broadcast program identification systems, by adding inaudible codes to the audio signal - Google Patents

System and method for encoding an audio signal for use in broadcast program identification systems, by adding inaudible codes to the audio signal

Info

Publication number
AU2881300A
AU2881300A AU28813/00A AU2881300A AU2881300A AU 2881300 A AU2881300 A AU 2881300A AU 28813/00 A AU28813/00 A AU 28813/00A AU 2881300 A AU2881300 A AU 2881300A AU 2881300 A AU2881300 A AU 2881300A
Authority
AU
Australia
Prior art keywords
audio signal
encoding
broadcast program
program identification
identification systems
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.)
Abandoned
Application number
AU28813/00A
Other languages
English (en)
Inventor
Venugopal Srinivasan
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.)
TNC US Holdings Inc
Original Assignee
Nielsen Media Research LLC
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
Priority claimed from US09/428,425 external-priority patent/US7006555B1/en
Application filed by Nielsen Media Research LLC filed Critical Nielsen Media Research LLC
Publication of AU2881300A publication Critical patent/AU2881300A/en
Abandoned legal-status Critical Current

Links

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
    • H04H60/35—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users
    • H04H60/37—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users for identifying segments of broadcast information, e.g. scenes or extracting programme ID
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H2201/00—Aspects of broadcast communication
    • H04H2201/50—Aspects of broadcast communication characterised by the use of watermarks

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
AU28813/00A 1999-10-27 2000-02-14 System and method for encoding an audio signal for use in broadcast program identification systems, by adding inaudible codes to the audio signal Abandoned AU2881300A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/428,425 US7006555B1 (en) 1998-07-16 1999-10-27 Spectral audio encoding
US09428425 1999-10-27
PCT/US2000/003829 WO2001031816A1 (en) 1999-10-27 2000-02-14 System and method for encoding an audio signal for use in broadcast program identification systems, by adding inaudible codes to the audio signal

Publications (1)

Publication Number Publication Date
AU2881300A true AU2881300A (en) 2001-05-08

Family

ID=23698845

Family Applications (1)

Application Number Title Priority Date Filing Date
AU28813/00A Abandoned AU2881300A (en) 1999-10-27 2000-02-14 System and method for encoding an audio signal for use in broadcast program identification systems, by adding inaudible codes to the audio signal

Country Status (5)

Country Link
EP (1) EP1277295A1 (xx)
AR (1) AR024536A1 (xx)
AU (1) AU2881300A (xx)
WO (1) WO2001031816A1 (xx)
ZA (1) ZA200204027B (xx)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2809775C (en) 1999-10-27 2017-03-21 The Nielsen Company (Us), Llc Audio signature extraction and correlation
DK1928109T3 (da) 2000-11-30 2012-08-27 Intrasonics Sarl Mobiltelefon til indsamling af publikumsundersøgelsesdata
US8248528B2 (en) 2001-12-24 2012-08-21 Intrasonics S.A.R.L. Captioning system
FR2835125B1 (fr) 2002-01-24 2004-06-18 Telediffusion De France Tdf Procede d'evaluation d'un signal audio numerique
US8406341B2 (en) 2004-01-23 2013-03-26 The Nielsen Company (Us), Llc Variable encoding and detection apparatus and methods
WO2006096177A1 (en) * 2005-03-08 2006-09-14 Nielsen Media Research, Inc. Variable encoding and detection apparatus and methods
CA2581982C (en) 2004-09-27 2013-06-18 Nielsen Media Research, Inc. Methods and apparatus for using location information to manage spillover in an audience monitoring system
US10885543B1 (en) 2006-12-29 2021-01-05 The Nielsen Company (Us), Llc Systems and methods to pre-scale media content to facilitate audience measurement
GB2460306B (en) 2008-05-29 2013-02-13 Intrasonics Sarl Data embedding system
US8855101B2 (en) 2010-03-09 2014-10-07 The Nielsen Company (Us), Llc Methods, systems, and apparatus to synchronize actions of audio source monitors
US8885842B2 (en) 2010-12-14 2014-11-11 The Nielsen Company (Us), Llc Methods and apparatus to determine locations of audience members
US9021516B2 (en) 2013-03-01 2015-04-28 The Nielsen Company (Us), Llc Methods and systems for reducing spillover by measuring a crest factor
US9118960B2 (en) 2013-03-08 2015-08-25 The Nielsen Company (Us), Llc Methods and systems for reducing spillover by detecting signal distortion
US9219969B2 (en) 2013-03-13 2015-12-22 The Nielsen Company (Us), Llc Methods and systems for reducing spillover by analyzing sound pressure levels
US9191704B2 (en) 2013-03-14 2015-11-17 The Nielsen Company (Us), Llc Methods and systems for reducing crediting errors due to spillover using audio codes and/or signatures
US20140379421A1 (en) 2013-06-25 2014-12-25 The Nielsen Company (Us), Llc Methods and apparatus to characterize households with media meter data
US9426525B2 (en) 2013-12-31 2016-08-23 The Nielsen Company (Us), Llc. Methods and apparatus to count people in an audience
US9924224B2 (en) 2015-04-03 2018-03-20 The Nielsen Company (Us), Llc Methods and apparatus to determine a state of a media presentation device
US9848222B2 (en) 2015-07-15 2017-12-19 The Nielsen Company (Us), Llc Methods and apparatus to detect spillover
CN111326168B (zh) * 2020-03-25 2023-08-22 合肥讯飞数码科技有限公司 语音分离方法、装置、电子设备和存储介质

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4972471A (en) * 1989-05-15 1990-11-20 Gary Gross Encoding system
FR2681997A1 (fr) * 1991-09-30 1993-04-02 Arbitron Cy Procede et dispositif d'identification automatique d'un programme comportant un signal sonore.
GB2292506B (en) * 1991-09-30 1996-05-01 Arbitron Company The Method and apparatus for automatically identifying a program including a sound signal
US6272176B1 (en) * 1998-07-16 2001-08-07 Nielsen Media Research, Inc. Broadcast encoding system and method

Also Published As

Publication number Publication date
EP1277295A1 (en) 2003-01-22
AR024536A1 (es) 2002-10-16
ZA200204027B (en) 2003-08-20
WO2001031816A1 (en) 2001-05-03

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase