DE3850614D1 - Kodiergerät mit hoher Wirksamkeit. - Google Patents

Kodiergerät mit hoher Wirksamkeit.

Info

Publication number
DE3850614D1
DE3850614D1 DE3850614T DE3850614T DE3850614D1 DE 3850614 D1 DE3850614 D1 DE 3850614D1 DE 3850614 T DE3850614 T DE 3850614T DE 3850614 T DE3850614 T DE 3850614T DE 3850614 D1 DE3850614 D1 DE 3850614D1
Authority
DE
Germany
Prior art keywords
amount
control
generated information
dynamic range
threshold values
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
DE3850614T
Other languages
English (en)
Other versions
DE3850614T2 (de
Inventor
Tetsujiro Kondo
Yasuhiro Fujimori
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
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE3850614D1 publication Critical patent/DE3850614D1/de
Publication of DE3850614T2 publication Critical patent/DE3850614T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
    • H04N5/9261—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/587—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal sub-sampling or interpolation, e.g. decimation or subsequent interpolation of pictures in a video sequence
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/98—Adaptive-dynamic-range coding [ADRC]
DE19883850614 1987-05-29 1988-05-25 Kodiergerät mit hoher Wirksamkeit. Expired - Lifetime DE3850614T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13392487A JP2508439B2 (ja) 1987-05-29 1987-05-29 高能率符号化装置

Publications (2)

Publication Number Publication Date
DE3850614D1 true DE3850614D1 (de) 1994-08-18
DE3850614T2 DE3850614T2 (de) 1994-11-10

Family

ID=15116269

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19883850614 Expired - Lifetime DE3850614T2 (de) 1987-05-29 1988-05-25 Kodiergerät mit hoher Wirksamkeit.

Country Status (8)

Country Link
US (1) US4845560A (de)
EP (1) EP0293189B1 (de)
JP (1) JP2508439B2 (de)
KR (1) KR960005750B1 (de)
AT (1) ATE108594T1 (de)
AU (1) AU599799B2 (de)
CA (1) CA1288507C (de)
DE (1) DE3850614T2 (de)

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EP0432222A1 (de) * 1988-08-23 1991-06-19 Waldemar Dipl.-Ing. Kehler Verfahren zur adaptiven hierarchischen bereichscodierung für signale, insbesondere geeignet für die analyse und codierung von bildern
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FR2636802B1 (fr) * 1988-09-19 1993-10-22 Etat Francais Cnet Procede de quantification a seuil variable dans un codage par transformation pour la transmission de signaux d'image
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JP2827356B2 (ja) * 1989-11-28 1998-11-25 ソニー株式会社 画像信号伝送装置及び方法
JP2925214B2 (ja) * 1990-01-24 1999-07-28 キヤノン株式会社 画像信号記録及び再生装置
JPH05506135A (ja) * 1990-03-30 1993-09-02 ニューヨーク　インスティテュート　オブ　テクノロジィ ビデオ処理方法及び装置
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JP3278881B2 (ja) * 1991-12-13 2002-04-30 ソニー株式会社 画像信号生成装置
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Also Published As

Publication number Publication date
EP0293189A3 (en) 1990-08-16
AU1677788A (en) 1988-12-01
CA1288507C (en) 1991-09-03
ATE108594T1 (de) 1994-07-15
JPS63299587A (ja) 1988-12-07
AU599799B2 (en) 1990-07-26
US4845560A (en) 1989-07-04
DE3850614T2 (de) 1994-11-10
KR880014749A (ko) 1988-12-24
EP0293189A2 (de) 1988-11-30
EP0293189B1 (de) 1994-07-13
KR960005750B1 (ko) 1996-05-01
JP2508439B2 (ja) 1996-06-19

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