ATE147909T1 - Vom rechenaufwand her effiziente adaptive bitzuteilung für kodierverfahren und kodiereinrichtung - Google Patents

Vom rechenaufwand her effiziente adaptive bitzuteilung für kodierverfahren und kodiereinrichtung

Info

Publication number
ATE147909T1
ATE147909T1 AT94922585T AT94922585T ATE147909T1 AT E147909 T1 ATE147909 T1 AT E147909T1 AT 94922585 T AT94922585 T AT 94922585T AT 94922585 T AT94922585 T AT 94922585T AT E147909 T1 ATE147909 T1 AT E147909T1
Authority
AT
Austria
Prior art keywords
allocation
function
subband signals
values
psychoacoustic
Prior art date
Application number
AT94922585T
Other languages
English (en)
Inventor
Grant Allen Davidson
Craig Campbell Todd
Mark Franklin Davis
Brian David Link
Louis Dunn Fielder
Original Assignee
Dolby Lab Licensing 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 US08/145,975 external-priority patent/US5632003A/en
Application filed by Dolby Lab Licensing Corp filed Critical Dolby Lab Licensing Corp
Application granted granted Critical
Publication of ATE147909T1 publication Critical patent/ATE147909T1/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
    • 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
    • H04B1/667—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 a division in frequency subbands

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
AT94922585T 1993-07-16 1994-07-18 Vom rechenaufwand her effiziente adaptive bitzuteilung für kodierverfahren und kodiereinrichtung ATE147909T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US9226993A 1993-07-16 1993-07-16
US08/145,975 US5632003A (en) 1993-07-16 1993-11-01 Computationally efficient adaptive bit allocation for coding method and apparatus

Publications (1)

Publication Number Publication Date
ATE147909T1 true ATE147909T1 (de) 1997-02-15

Family

ID=26785469

Family Applications (1)

Application Number Title Priority Date Filing Date
AT94922585T ATE147909T1 (de) 1993-07-16 1994-07-18 Vom rechenaufwand her effiziente adaptive bitzuteilung für kodierverfahren und kodiereinrichtung

Country Status (10)

Country Link
US (1) US5623577A (de)
EP (1) EP0709005B1 (de)
JP (1) JP3297051B2 (de)
AT (1) ATE147909T1 (de)
AU (1) AU694131B2 (de)
CA (1) CA2166551C (de)
DE (1) DE69401514T2 (de)
DK (1) DK0709005T3 (de)
ES (1) ES2096481T3 (de)
WO (1) WO1995002930A1 (de)

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Also Published As

Publication number Publication date
AU694131B2 (en) 1998-07-16
WO1995002930A1 (en) 1995-01-26
CA2166551C (en) 2005-10-11
ES2096481T3 (es) 1997-03-01
EP0709005B1 (de) 1997-01-15
JP3297051B2 (ja) 2002-07-02
DE69401514D1 (de) 1997-02-27
JPH09500503A (ja) 1997-01-14
AU7364294A (en) 1995-02-13
DE69401514T2 (de) 1997-06-12
EP0709005A1 (de) 1996-05-01
CA2166551A1 (en) 1995-01-26
DK0709005T3 (da) 1997-07-14
US5623577A (en) 1997-04-22

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UEP Publication of translation of european patent specification