ATE147908T1 - Hybride adaptive bitzuteilung für audiokoder und -dekoder - Google Patents

Hybride adaptive bitzuteilung für audiokoder und -dekoder

Info

Publication number
ATE147908T1
ATE147908T1 AT94922554T AT94922554T ATE147908T1 AT E147908 T1 ATE147908 T1 AT E147908T1 AT 94922554 T AT94922554 T AT 94922554T AT 94922554 T AT94922554 T AT 94922554T AT E147908 T1 ATE147908 T1 AT E147908T1
Authority
AT
Austria
Prior art keywords
allocation
psd
input signal
subband signals
threshold
Prior art date
Application number
AT94922554T
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
Application filed by Dolby Lab Licensing Corp filed Critical Dolby Lab Licensing Corp
Application granted granted Critical
Publication of ATE147908T1 publication Critical patent/ATE147908T1/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
AT94922554T 1993-07-16 1994-07-14 Hybride adaptive bitzuteilung für audiokoder und -dekoder ATE147908T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9226993A 1993-07-16 1993-07-16

Publications (1)

Publication Number Publication Date
ATE147908T1 true ATE147908T1 (de) 1997-02-15

Family

ID=22232469

Family Applications (1)

Application Number Title Priority Date Filing Date
AT94922554T ATE147908T1 (de) 1993-07-16 1994-07-14 Hybride adaptive bitzuteilung für audiokoder und -dekoder

Country Status (11)

Country Link
US (1) US5632003A (de)
EP (1) EP0709004B1 (de)
JP (1) JP3804968B2 (de)
AT (1) ATE147908T1 (de)
AU (1) AU677856B2 (de)
CA (1) CA2164964C (de)
DE (1) DE69401512T2 (de)
DK (1) DK0709004T3 (de)
ES (1) ES2097057T3 (de)
SG (2) SG47116A1 (de)
WO (1) WO1995002928A1 (de)

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Also Published As

Publication number Publication date
ES2097057T3 (es) 1997-03-16
JPH09500772A (ja) 1997-01-21
CA2164964A1 (en) 1995-01-26
US5632003A (en) 1997-05-20
JP3804968B2 (ja) 2006-08-02
WO1995002928A1 (en) 1995-01-26
EP0709004A1 (de) 1996-05-01
DK0709004T3 (da) 1997-03-10
AU7362194A (en) 1995-02-13
DE69401512T2 (de) 1997-06-12
SG54317A1 (en) 1998-11-16
CA2164964C (en) 2005-10-11
DE69401512D1 (de) 1997-02-27
EP0709004B1 (de) 1997-01-15
SG47116A1 (en) 1998-03-20
AU677856B2 (en) 1997-05-08

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