ATE258347T1 - Tandemaudiokompression - Google Patents

Tandemaudiokompression

Info

Publication number
ATE258347T1
ATE258347T1 AT99947657T AT99947657T ATE258347T1 AT E258347 T1 ATE258347 T1 AT E258347T1 AT 99947657 T AT99947657 T AT 99947657T AT 99947657 T AT99947657 T AT 99947657T AT E258347 T1 ATE258347 T1 AT E258347T1
Authority
AT
Austria
Prior art keywords
tandema
audio compression
auxiliary data
data signal
assist
Prior art date
Application number
AT99947657T
Other languages
English (en)
Inventor
Andrew James Mason
Original Assignee
British Broadcasting 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
Application filed by British Broadcasting Corp filed Critical British Broadcasting Corp
Application granted granted Critical
Publication of ATE258347T1 publication Critical patent/ATE258347T1/de

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Amplifiers (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
AT99947657T 1998-09-23 1999-09-23 Tandemaudiokompression ATE258347T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9820757A GB2344728B (en) 1998-09-23 1998-09-23 Audio compression
PCT/GB1999/003153 WO2000018046A1 (en) 1998-09-23 1999-09-23 Tandem audio compression

Publications (1)

Publication Number Publication Date
ATE258347T1 true ATE258347T1 (de) 2004-02-15

Family

ID=10839357

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99947657T ATE258347T1 (de) 1998-09-23 1999-09-23 Tandemaudiokompression

Country Status (9)

Country Link
US (1) US7003447B1 (de)
EP (1) EP1116348B1 (de)
JP (1) JP2003530579A (de)
AT (1) ATE258347T1 (de)
AU (1) AU770610B2 (de)
CA (1) CA2344648A1 (de)
DE (1) DE69914345T2 (de)
GB (1) GB2344728B (de)
WO (1) WO2000018046A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050028193A (ko) * 2003-09-17 2005-03-22 삼성전자주식회사 오디오 신호에 적응적으로 부가 정보를 삽입하기 위한방법, 오디오 신호에 삽입된 부가 정보의 재생 방법, 및그 장치와 이를 구현하기 위한 프로그램이 기록된 기록 매체

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5185800A (en) * 1989-10-13 1993-02-09 Centre National D'etudes Des Telecommunications Bit allocation device for transformed digital audio broadcasting signals with adaptive quantization based on psychoauditive criterion
WO1995003017A1 (en) 1993-07-22 1995-02-02 Robbins Allan M Ocular colorization process for changing eye color
US5451954A (en) * 1993-08-04 1995-09-19 Dolby Laboratories Licensing Corporation Quantization noise suppression for encoder/decoder system
DE4405659C1 (de) * 1994-02-22 1995-04-06 Fraunhofer Ges Forschung Verfahren zum kaskadierten Codieren und Decodieren von Audiodaten
ATE369700T1 (de) * 1994-06-17 2007-08-15 Snell & Wilcox Ltd Videokompression
CA2260961C (en) * 1996-07-15 2009-04-28 Snell & Wilcox Limited Video signal compression process augmented with information signal
GB2321577B (en) * 1997-01-27 2001-08-01 British Broadcasting Corp Audio compression
GB2369518B (en) * 1997-07-18 2002-07-17 British Broadcasting Corp Switching compressed video bitstreams
GB2327577B (en) * 1997-07-18 2002-09-11 British Broadcasting Corp Re-encoding decoded signals

Also Published As

Publication number Publication date
EP1116348B1 (de) 2004-01-21
AU770610B2 (en) 2004-02-26
GB2344728A (en) 2000-06-14
WO2000018046A1 (en) 2000-03-30
GB9820757D0 (en) 1998-11-18
DE69914345T2 (de) 2004-10-14
GB2344728B (en) 2004-03-17
CA2344648A1 (en) 2000-03-30
AU6103899A (en) 2000-04-10
EP1116348A1 (de) 2001-07-18
DE69914345D1 (de) 2004-02-26
US7003447B1 (en) 2006-02-21
JP2003530579A (ja) 2003-10-14

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties