GB2325832B - Apparatus and method for including codes in audio signals - Google Patents

Apparatus and method for including codes in audio signals

Info

Publication number
GB2325832B
GB2325832B GB9818355A GB9818355A GB2325832B GB 2325832 B GB2325832 B GB 2325832B GB 9818355 A GB9818355 A GB 9818355A GB 9818355 A GB9818355 A GB 9818355A GB 2325832 B GB2325832 B GB 2325832B
Authority
GB
United Kingdom
Prior art keywords
audio signals
including codes
codes
audio
signals
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
GB9818355A
Other versions
GB9818355D0 (en
GB2325832A (en
Inventor
Robert B Graybill
Sayed Hassan
Wayne Sabin
James M Jensen
Wendell D Lynch
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.)
Comdata Inc
Original Assignee
Ceridian Corp
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 US08/221,019 external-priority patent/US5450490A/en
Application filed by Ceridian Corp filed Critical Ceridian Corp
Priority claimed from GB9620181A external-priority patent/GB2302000B/en
Publication of GB9818355D0 publication Critical patent/GB9818355D0/en
Publication of GB2325832A publication Critical patent/GB2325832A/en
Application granted granted Critical
Publication of GB2325832B publication Critical patent/GB2325832B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
GB9818355A 1994-03-31 1995-03-27 Apparatus and method for including codes in audio signals Expired - Lifetime GB2325832B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/221,019 US5450490A (en) 1994-03-31 1994-03-31 Apparatus and methods for including codes in audio signals and decoding
US08/408,010 US5764763A (en) 1994-03-31 1995-03-24 Apparatus and methods for including codes in audio signals and decoding
GB9620181A GB2302000B (en) 1994-03-31 1995-03-27 Apparatus and methods for including codes in audio signals

Publications (3)

Publication Number Publication Date
GB9818355D0 GB9818355D0 (en) 1998-10-14
GB2325832A GB2325832A (en) 1998-12-02
GB2325832B true GB2325832B (en) 1999-01-27

Family

ID=27268495

Family Applications (8)

Application Number Title Priority Date Filing Date
GB9818347A Expired - Lifetime GB2325827B (en) 1994-03-31 1995-03-27 Apparatus and method for including codes in audio signals
GB9818355A Expired - Lifetime GB2325832B (en) 1994-03-31 1995-03-27 Apparatus and method for including codes in audio signals
GB9818349A Expired - Lifetime GB2325828B (en) 1994-03-31 1995-03-27 Apparatus and method for including codes in audio signals
GB9823987A Expired - Lifetime GB2327582B (en) 1994-03-31 1995-03-27 Apparatus and method for including codes in audio signals
GB9818354A Expired - Lifetime GB2325831B (en) 1994-03-31 1995-03-27 Apparatus and method for decoding codes in audio signals
GB9818352A Expired - Lifetime GB2325829B (en) 1994-03-31 1995-03-27 Apparatus and method for including codes in audio signals
GB9818353A Expired - Lifetime GB2325830B (en) 1994-03-31 1995-03-27 Apparatus and method for decoding codes in audio signals
GB9818342A Expired - Lifetime GB2325826B (en) 1994-03-31 1995-03-27 Apparatus and method for including codes in audio signals

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9818347A Expired - Lifetime GB2325827B (en) 1994-03-31 1995-03-27 Apparatus and method for including codes in audio signals

Family Applications After (6)

Application Number Title Priority Date Filing Date
GB9818349A Expired - Lifetime GB2325828B (en) 1994-03-31 1995-03-27 Apparatus and method for including codes in audio signals
GB9823987A Expired - Lifetime GB2327582B (en) 1994-03-31 1995-03-27 Apparatus and method for including codes in audio signals
GB9818354A Expired - Lifetime GB2325831B (en) 1994-03-31 1995-03-27 Apparatus and method for decoding codes in audio signals
GB9818352A Expired - Lifetime GB2325829B (en) 1994-03-31 1995-03-27 Apparatus and method for including codes in audio signals
GB9818353A Expired - Lifetime GB2325830B (en) 1994-03-31 1995-03-27 Apparatus and method for decoding codes in audio signals
GB9818342A Expired - Lifetime GB2325826B (en) 1994-03-31 1995-03-27 Apparatus and method for including codes in audio signals

Country Status (1)

Country Link
GB (8) GB2325827B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1119178B1 (en) * 1999-12-28 2010-04-14 Sony Corporation Image commercial transactions system and method
US20020049967A1 (en) * 2000-07-01 2002-04-25 Haseltine Eric C. Processes for exploiting electronic tokens to increase broadcasting revenue

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5113437A (en) * 1988-10-25 1992-05-12 Thorn Emi Plc Signal identification system
US5213337A (en) * 1988-07-06 1993-05-25 Robert Sherman System for communication using a broadcast audio signal

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3866123A (en) * 1973-02-28 1975-02-11 Nat Public Radio Broadcast network signaling system and method
US4230990C1 (en) * 1979-03-16 2002-04-09 John G Lert Jr Broadcast program identification method and system
NL8901032A (en) * 1988-11-10 1990-06-01 Philips Nv CODER FOR INCLUDING ADDITIONAL INFORMATION IN A DIGITAL AUDIO SIGNAL WITH A PREFERRED FORMAT, A DECODER FOR DERIVING THIS ADDITIONAL INFORMATION FROM THIS DIGITAL SIGNAL, AN APPARATUS FOR RECORDING A DIGITAL SIGNAL ON A CODE OF RECORD. OBTAINED A RECORD CARRIER WITH THIS DEVICE.
US4972471A (en) * 1989-05-15 1990-11-20 Gary Gross Encoding system
JP2751564B2 (en) * 1990-05-25 1998-05-18 ソニー株式会社 Digital signal coding device
US5319735A (en) * 1991-12-17 1994-06-07 Bolt Beranek And Newman Inc. Embedded signalling

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5213337A (en) * 1988-07-06 1993-05-25 Robert Sherman System for communication using a broadcast audio signal
US5113437A (en) * 1988-10-25 1992-05-12 Thorn Emi Plc Signal identification system

Also Published As

Publication number Publication date
GB9818347D0 (en) 1998-10-14
GB9818353D0 (en) 1998-10-14
GB9818355D0 (en) 1998-10-14
GB2327582B (en) 1999-03-17
GB2325830A (en) 1998-12-02
GB9818342D0 (en) 1998-10-14
GB2325830B (en) 1999-01-27
GB2325831B (en) 1999-01-27
GB2325832A (en) 1998-12-02
GB2325829B (en) 1999-01-27
GB2327582A (en) 1999-01-27
GB9823987D0 (en) 1998-12-30
GB2325826A (en) 1998-12-02
GB2325829A (en) 1998-12-02
GB2325827A (en) 1998-12-02
GB2325828B (en) 1999-01-27
GB2325831A (en) 1998-12-02
GB9818352D0 (en) 1998-10-14
GB2325826B (en) 1999-01-27
GB9818349D0 (en) 1998-10-14
GB2325827B (en) 1999-01-27
GB9818354D0 (en) 1998-10-14
GB2325828A (en) 1998-12-02

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20150326