DK0709006T3 - Beregningsmæssig effektiv adaptiv biallokering for kodningsmetode og apparat, der tillader dekoderspektralforvrængninger. - Google Patents

Beregningsmæssig effektiv adaptiv biallokering for kodningsmetode og apparat, der tillader dekoderspektralforvrængninger.

Info

Publication number
DK0709006T3
DK0709006T3 DK94923506.3T DK94923506T DK0709006T3 DK 0709006 T3 DK0709006 T3 DK 0709006T3 DK 94923506 T DK94923506 T DK 94923506T DK 0709006 T3 DK0709006 T3 DK 0709006T3
Authority
DK
Denmark
Prior art keywords
allocation
function
subband signals
spectral distortions
values
Prior art date
Application number
DK94923506.3T
Other languages
English (en)
Inventor
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
Priority claimed from US08/190,655 external-priority patent/US5623577A/en
Application filed by Dolby Lab Licensing Corp filed Critical Dolby Lab Licensing Corp
Application granted granted Critical
Publication of DK0709006T3 publication Critical patent/DK0709006T3/da

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
DK94923506.3T 1993-07-16 1994-07-15 Beregningsmæssig effektiv adaptiv biallokering for kodningsmetode og apparat, der tillader dekoderspektralforvrængninger. DK0709006T3 (da)

Applications Claiming Priority (3)

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
US08/190,655 US5623577A (en) 1993-07-16 1994-01-28 Computationally efficient adaptive bit allocation for encoding method and apparatus with allowance for decoder spectral distortions

Publications (1)

Publication Number Publication Date
DK0709006T3 true DK0709006T3 (da) 1997-09-01

Family

ID=27377179

Family Applications (1)

Application Number Title Priority Date Filing Date
DK94923506.3T DK0709006T3 (da) 1993-07-16 1994-07-15 Beregningsmæssig effektiv adaptiv biallokering for kodningsmetode og apparat, der tillader dekoderspektralforvrængninger.

Country Status (10)

Country Link
EP (1) EP0709006B1 (da)
JP (1) JP3297050B2 (da)
AT (1) ATE149766T1 (da)
AU (1) AU677688B2 (da)
CA (1) CA2165450C (da)
DE (1) DE69401959T2 (da)
DK (1) DK0709006T3 (da)
ES (1) ES2098974T3 (da)
SG (1) SG66294A1 (da)
WO (1) WO1995002929A1 (da)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0722225A3 (de) * 1994-11-17 2000-06-07 Deutsche Thomson-Brandt Gmbh Audiosignalkodierung mittels Kurzzeitspektren und einem psychoakustischen Modell
US6363338B1 (en) * 1999-04-12 2002-03-26 Dolby Laboratories Licensing Corporation Quantization in perceptual audio coders with compensation for synthesis filter noise spreading
DE60323331D1 (de) * 2002-01-30 2008-10-16 Matsushita Electric Ind Co Ltd Verfahren und vorrichtung zur audio-kodierung und -dekodierung
WO2004006625A1 (en) * 2002-07-08 2004-01-15 Koninklijke Philips Electronics N.V. Audio processing
KR100738109B1 (ko) * 2006-04-03 2007-07-12 삼성전자주식회사 입력 신호의 양자화 및 역양자화 방법과 장치, 입력신호의부호화 및 복호화 방법과 장치
CN101425293B (zh) * 2008-09-24 2011-06-08 天津大学 一种高效感知音频比特分配方法
IN2015DN04001A (da) 2012-11-07 2015-10-02 Dolby Int Ab
KR102231756B1 (ko) 2013-09-05 2021-03-30 마이클 안토니 스톤 오디오 신호의 부호화, 복호화 방법 및 장치
JP6398607B2 (ja) 2014-10-24 2018-10-03 富士通株式会社 オーディオ符号化装置、オーディオ符号化方法、オーディオ符号化プログラム
CN113933590A (zh) * 2020-07-14 2022-01-14 森兰信息科技（上海）有限公司 波的频谱的计算方法、系统、介质及装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2906646B2 (ja) * 1990-11-09 1999-06-21 松下電器産業株式会社 音声帯域分割符号化装置
JP4177300B2 (ja) 2004-07-27 2008-11-05 三菱電機株式会社 電子ビーム表面処理方法、および電子ビーム表面処理装置

Also Published As

Publication number Publication date
WO1995002929A1 (en) 1995-01-26
AU677688B2 (en) 1997-05-01
JPH09500502A (ja) 1997-01-14
EP0709006A1 (en) 1996-05-01
EP0709006B1 (en) 1997-03-05
SG66294A1 (en) 1999-07-20
CA2165450A1 (en) 1995-01-26
JP3297050B2 (ja) 2002-07-02
DE69401959D1 (de) 1997-04-10
ATE149766T1 (de) 1997-03-15
CA2165450C (en) 2005-10-11
AU7335794A (en) 1995-02-13
DE69401959T2 (de) 1997-07-31
ES2098974T3 (es) 1997-05-01

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Prandoni email: prandoni, vetterli]@ de. epfl. ch