CA2222198A1 - Systeme de diffusion de donnees - Google Patents
Systeme de diffusion de donneesInfo
- Publication number
- CA2222198A1 CA2222198A1 CA002222198A CA2222198A CA2222198A1 CA 2222198 A1 CA2222198 A1 CA 2222198A1 CA 002222198 A CA002222198 A CA 002222198A CA 2222198 A CA2222198 A CA 2222198A CA 2222198 A1 CA2222198 A1 CA 2222198A1
- Authority
- CA
- Canada
- Prior art keywords
- audio
- band
- frequency
- frequency band
- amplitude
- 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.)
- Granted
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
- 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
Abstract
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9506727A FR2734977B1 (fr) | 1995-06-02 | 1995-06-02 | Systeme de diffusion de donnees. |
FR95/06727 | 1995-06-02 | ||
PCT/FR1996/000833 WO1996038927A1 (fr) | 1995-06-02 | 1996-06-03 | Systeme de diffusion de donnees utilisant les proprietes de l'oreille humaine |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2222198A1 true CA2222198A1 (fr) | 1996-12-05 |
CA2222198C CA2222198C (fr) | 2007-09-25 |
Family
ID=9479715
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002222198A Expired - Lifetime CA2222198C (fr) | 1995-06-02 | 1996-06-03 | Systeme de diffusion de donnees |
Country Status (12)
Country | Link |
---|---|
US (1) | US6151578A (fr) |
EP (1) | EP0829145B1 (fr) |
JP (1) | JP3033193B2 (fr) |
AU (1) | AU702731B2 (fr) |
BR (1) | BR9608865A (fr) |
CA (1) | CA2222198C (fr) |
DE (1) | DE69601465T2 (fr) |
ES (1) | ES2129975T3 (fr) |
FR (1) | FR2734977B1 (fr) |
PL (1) | PL179960B1 (fr) |
TR (1) | TR199701496T1 (fr) |
WO (1) | WO1996038927A1 (fr) |
Families Citing this family (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6611607B1 (en) | 1993-11-18 | 2003-08-26 | Digimarc Corporation | Integrating digital watermarks in multimedia content |
US6944298B1 (en) | 1993-11-18 | 2005-09-13 | Digimare Corporation | Steganographic encoding and decoding of auxiliary codes in media signals |
US6614914B1 (en) | 1995-05-08 | 2003-09-02 | Digimarc Corporation | Watermark embedder and reader |
US6560349B1 (en) | 1994-10-21 | 2003-05-06 | Digimarc Corporation | Audio monitoring using steganographic information |
US5945932A (en) * | 1997-10-30 | 1999-08-31 | Audiotrack Corporation | Technique for embedding a code in an audio signal and for detecting the embedded code |
US7006555B1 (en) | 1998-07-16 | 2006-02-28 | Nielsen Media Research, Inc. | Spectral audio encoding |
US6272176B1 (en) | 1998-07-16 | 2001-08-07 | Nielsen Media Research, Inc. | Broadcast encoding system and method |
GB2342548B (en) * | 1998-10-02 | 2003-05-07 | Central Research Lab Ltd | Apparatus for,and method of,encoding a signal |
CA2310769C (fr) | 1999-10-27 | 2013-05-28 | Nielsen Media Research, Inc. | Extraction et correlation de signature audio |
GB2358999A (en) * | 2000-02-02 | 2001-08-08 | Central Research Lab Ltd | A system and method for labelling a signal |
US6968564B1 (en) * | 2000-04-06 | 2005-11-22 | Nielsen Media Research, Inc. | Multi-band spectral audio encoding |
US6879652B1 (en) | 2000-07-14 | 2005-04-12 | Nielsen Media Research, Inc. | Method for encoding an input signal |
US7908021B1 (en) * | 2000-11-02 | 2011-03-15 | Sigmatel, Inc. | Method and apparatus for processing content data |
US6999715B2 (en) * | 2000-12-11 | 2006-02-14 | Gary Alan Hayter | Broadcast audience surveillance using intercepted audio |
US9001702B2 (en) | 2000-12-26 | 2015-04-07 | Polycom, Inc. | Speakerphone using a secure audio connection to initiate a second secure connection |
US7339605B2 (en) | 2004-04-16 | 2008-03-04 | Polycom, Inc. | Conference link between a speakerphone and a video conference unit |
US8964604B2 (en) | 2000-12-26 | 2015-02-24 | Polycom, Inc. | Conference endpoint instructing conference bridge to dial phone number |
US8977683B2 (en) | 2000-12-26 | 2015-03-10 | Polycom, Inc. | Speakerphone transmitting password information to a remote device |
US7864938B2 (en) * | 2000-12-26 | 2011-01-04 | Polycom, Inc. | Speakerphone transmitting URL information to a remote device |
US8948059B2 (en) | 2000-12-26 | 2015-02-03 | Polycom, Inc. | Conference endpoint controlling audio volume of a remote device |
ES2213089T3 (es) * | 2001-04-06 | 2004-08-16 | Swatch Ag | Procedimiento y sistema para acceder a informaciones y/o datos disponibles en una red informatica extendida. |
US8934382B2 (en) | 2001-05-10 | 2015-01-13 | Polycom, Inc. | Conference endpoint controlling functions of a remote device |
US7787605B2 (en) | 2001-12-31 | 2010-08-31 | Polycom, Inc. | Conference bridge which decodes and responds to control information embedded in audio information |
US7742588B2 (en) * | 2001-12-31 | 2010-06-22 | Polycom, Inc. | Speakerphone establishing and using a second connection of graphics information |
US8705719B2 (en) | 2001-12-31 | 2014-04-22 | Polycom, Inc. | Speakerphone and conference bridge which receive and provide participant monitoring information |
US8934381B2 (en) * | 2001-12-31 | 2015-01-13 | Polycom, Inc. | Conference endpoint instructing a remote device to establish a new connection |
US8947487B2 (en) | 2001-12-31 | 2015-02-03 | Polycom, Inc. | Method and apparatus for combining speakerphone and video conference unit operations |
US8102984B2 (en) * | 2001-12-31 | 2012-01-24 | Polycom Inc. | Speakerphone and conference bridge which receive and provide participant monitoring information |
US7978838B2 (en) | 2001-12-31 | 2011-07-12 | Polycom, Inc. | Conference endpoint instructing conference bridge to mute participants |
US8144854B2 (en) | 2001-12-31 | 2012-03-27 | Polycom Inc. | Conference bridge which detects control information embedded in audio information to prioritize operations |
US8223942B2 (en) * | 2001-12-31 | 2012-07-17 | Polycom, Inc. | Conference endpoint requesting and receiving billing information from a conference bridge |
US8885523B2 (en) | 2001-12-31 | 2014-11-11 | Polycom, Inc. | Speakerphone transmitting control information embedded in audio information through a conference bridge |
US20030131350A1 (en) * | 2002-01-08 | 2003-07-10 | Peiffer John C. | Method and apparatus for identifying a digital audio signal |
US20030195978A1 (en) * | 2002-04-11 | 2003-10-16 | International Business Machines Corporation | Audio buffer selective data processing |
US6993285B2 (en) * | 2002-04-11 | 2006-01-31 | International Business Machines Corporation | Audio buffer processing |
US6801965B2 (en) | 2002-04-11 | 2004-10-05 | International Business Machines Corporation | Audio buffer station allocation |
CA2503340A1 (fr) | 2002-10-23 | 2004-05-06 | Arun Ramaswamy | Procedes et appareil permettant d'inserer des donnees numeriques utilises avec des donnees audio/video compressees |
US8126029B2 (en) | 2005-06-08 | 2012-02-28 | Polycom, Inc. | Voice interference correction for mixed voice and spread spectrum data signaling |
US7796565B2 (en) * | 2005-06-08 | 2010-09-14 | Polycom, Inc. | Mixed voice and spread spectrum data signaling with multiplexing multiple users with CDMA |
US8199791B2 (en) * | 2005-06-08 | 2012-06-12 | Polycom, Inc. | Mixed voice and spread spectrum data signaling with enhanced concealment of data |
US8060372B2 (en) | 2007-02-20 | 2011-11-15 | The Nielsen Company (Us), Llc | Methods and appratus for characterizing media |
WO2008137385A2 (fr) * | 2007-05-02 | 2008-11-13 | Nielsen Media Research, Inc. | Procédés et appareil de génération de signature |
CA2705549C (fr) | 2007-11-12 | 2015-12-01 | The Nielsen Company (Us), Llc | Procedes et dispositifs pour effectuer le tatouage audio et la detection et l'extraction de tatouage |
US8457951B2 (en) * | 2008-01-29 | 2013-06-04 | The Nielsen Company (Us), Llc | Methods and apparatus for performing variable black length watermarking of media |
US8600531B2 (en) | 2008-03-05 | 2013-12-03 | The Nielsen Company (Us), Llc | Methods and apparatus for generating signatures |
FR2997597B1 (fr) | 2012-10-30 | 2015-12-18 | Tdf | Procede et module de basculement d'un premier programme vers un deuxieme programme, procede de diffusion, tete de reseau, programme d'ordinateur et medium de stockage correspondants. |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8611014D0 (en) * | 1986-05-06 | 1986-06-11 | Emi Plc Thorn | Signal identification |
DE3806411C2 (de) * | 1988-02-29 | 1996-05-30 | Thomson Brandt Gmbh | Verfahren zur Übertragung eines Tonsignals und eines Zusatzsignals |
NL8901032A (nl) * | 1988-11-10 | 1990-06-01 | Philips Nv | Coder om extra informatie op te nemen in een digitaal audiosignaal met een tevoren bepaald formaat, een decoder om deze extra informatie uit dit digitale signaal af te leiden, een inrichting voor het opnemen van een digitaal signaal op een registratiedrager, voorzien van de coder, en een registratiedrager verkregen met deze inrichting. |
FR2681997A1 (fr) * | 1991-09-30 | 1993-04-02 | Arbitron Cy | Procede et dispositif d'identification automatique d'un programme comportant un signal sonore. |
US5319735A (en) * | 1991-12-17 | 1994-06-07 | Bolt Beranek And Newman Inc. | Embedded signalling |
US5450490A (en) * | 1994-03-31 | 1995-09-12 | The Arbitron Company | Apparatus and methods for including codes in audio signals and decoding |
US5945932A (en) * | 1997-10-30 | 1999-08-31 | Audiotrack Corporation | Technique for embedding a code in an audio signal and for detecting the embedded code |
-
1995
- 1995-06-02 FR FR9506727A patent/FR2734977B1/fr not_active Expired - Lifetime
-
1996
- 1996-06-03 JP JP8536270A patent/JP3033193B2/ja not_active Expired - Lifetime
- 1996-06-03 WO PCT/FR1996/000833 patent/WO1996038927A1/fr active IP Right Grant
- 1996-06-03 AU AU62287/96A patent/AU702731B2/en not_active Expired
- 1996-06-03 CA CA002222198A patent/CA2222198C/fr not_active Expired - Lifetime
- 1996-06-03 DE DE69601465T patent/DE69601465T2/de not_active Expired - Lifetime
- 1996-06-03 US US08/952,998 patent/US6151578A/en not_active Expired - Lifetime
- 1996-06-03 EP EP96920890A patent/EP0829145B1/fr not_active Expired - Lifetime
- 1996-06-03 ES ES96920890T patent/ES2129975T3/es not_active Expired - Lifetime
- 1996-06-03 PL PL96323534A patent/PL179960B1/pl unknown
- 1996-06-03 BR BR9608865A patent/BR9608865A/pt not_active IP Right Cessation
- 1996-06-03 TR TR97/01496T patent/TR199701496T1/xx unknown
Also Published As
Publication number | Publication date |
---|---|
AU6228796A (en) | 1996-12-18 |
AU702731B2 (en) | 1999-03-04 |
PL323534A1 (en) | 1998-03-30 |
JP3033193B2 (ja) | 2000-04-17 |
US6151578A (en) | 2000-11-21 |
WO1996038927A1 (fr) | 1996-12-05 |
JPH10507054A (ja) | 1998-07-07 |
TR199701496T1 (xx) | 1998-03-21 |
BR9608865A (pt) | 1999-06-15 |
PL179960B1 (pl) | 2000-11-30 |
EP0829145B1 (fr) | 1999-01-27 |
ES2129975T3 (es) | 1999-06-16 |
DE69601465D1 (de) | 1999-03-11 |
EP0829145A1 (fr) | 1998-03-18 |
MX9709127A (es) | 1998-08-30 |
CA2222198C (fr) | 2007-09-25 |
FR2734977A1 (fr) | 1996-12-06 |
FR2734977B1 (fr) | 1997-07-25 |
DE69601465T2 (de) | 1999-06-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKEX | Expiry |
Effective date: 20160603 |
|
MKEX | Expiry |
Effective date: 20160603 |