DE69329414T2 - Vorrichtung und Verfahren zur Orthogonaltransformation eines digitalen Informationssignals mit Massstabverkleinerung zur Überlaufsverhinderung - Google Patents

Vorrichtung und Verfahren zur Orthogonaltransformation eines digitalen Informationssignals mit Massstabverkleinerung zur Überlaufsverhinderung

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Publication number
DE69329414T2
DE69329414T2 DE69329414T DE69329414T DE69329414T2 DE 69329414 T2 DE69329414 T2 DE 69329414T2 DE 69329414 T DE69329414 T DE 69329414T DE 69329414 T DE69329414 T DE 69329414T DE 69329414 T2 DE69329414 T2 DE 69329414T2
Authority
DE
Germany
Prior art keywords
digital information
information signal
signal
processing
plural
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
DE69329414T
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English (en)
Other versions
DE69329414D1 (de
Inventor
Shimoyoshi Osamu
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.)
Sony Corp
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Sony Corp
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Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Publication of DE69329414D1 publication Critical patent/DE69329414D1/de
Application granted granted Critical
Publication of DE69329414T2 publication Critical patent/DE69329414T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
    • G06F17/147—Discrete orthonormal transforms, e.g. discrete cosine transform, discrete sine transform, and variations therefrom, e.g. modified discrete cosine transform, integer transforms approximating the discrete cosine transform
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00007—Time or data compression or expansion
DE69329414T 1992-11-25 1993-11-25 Vorrichtung und Verfahren zur Orthogonaltransformation eines digitalen Informationssignals mit Massstabverkleinerung zur Überlaufsverhinderung Expired - Lifetime DE69329414T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP31527992A JP3185413B2 (ja) 1992-11-25 1992-11-25 直交変換演算並びに逆直交変換演算方法及びその装置、ディジタル信号符号化及び／又は復号化装置

Publications (2)

Publication Number Publication Date
DE69329414D1 DE69329414D1 (de) 2000-10-19
DE69329414T2 true DE69329414T2 (de) 2001-01-18

Family

ID=18063497

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69329414T Expired - Lifetime DE69329414T2 (de) 1992-11-25 1993-11-25 Vorrichtung und Verfahren zur Orthogonaltransformation eines digitalen Informationssignals mit Massstabverkleinerung zur Überlaufsverhinderung

Country Status (6)

Country Link
US (1) US5454011A (de)
EP (1) EP0599315B1 (de)
JP (1) JP3185413B2 (de)
AT (1) ATE196376T1 (de)
DE (1) DE69329414T2 (de)
ES (1) ES2149798T3 (de)

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KR100545445B1 (ko) * 2000-10-23 2006-01-24 인터내셔널 비지네스 머신즈 코포레이션 스케일링 항, 초기 중지 및 정밀도 세분을 이용한 고속 이산 변환 방법
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US8270473B2 (en) * 2009-06-12 2012-09-18 Microsoft Corporation Motion based dynamic resolution multiple bit rate video encoding
US8705616B2 (en) 2010-06-11 2014-04-22 Microsoft Corporation Parallel multiple bitrate video encoding to reduce latency and dependences between groups of pictures
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Also Published As

Publication number Publication date
EP0599315A2 (de) 1994-06-01
JPH06164414A (ja) 1994-06-10
DE69329414D1 (de) 2000-10-19
EP0599315A3 (en) 1994-09-21
ES2149798T3 (es) 2000-11-16
US5454011A (en) 1995-09-26
EP0599315B1 (de) 2000-09-13
JP3185413B2 (ja) 2001-07-09
ATE196376T1 (de) 2000-09-15

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