DE69119936T2 - Einrichtung zur Datenkompression - Google Patents

Einrichtung zur Datenkompression

Info

Publication number
DE69119936T2
DE69119936T2 DE1991619936 DE69119936T DE69119936T2 DE 69119936 T2 DE69119936 T2 DE 69119936T2 DE 1991619936 DE1991619936 DE 1991619936 DE 69119936 T DE69119936 T DE 69119936T DE 69119936 T2 DE69119936 T2 DE 69119936T2
Authority
DE
Germany
Prior art keywords
data compression
compression facility
facility
data
compression
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
DE1991619936
Other languages
English (en)
Other versions
DE69119936D1 (de
Inventor
Takayuki Sugahara
Ichiro Ando
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.)
Victor Company of Japan Ltd
Original Assignee
Victor Company of Japan Ltd
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 JP2050269A external-priority patent/JPH03252284A/ja
Priority claimed from JP7109790A external-priority patent/JPH07121120B2/ja
Priority claimed from JP7109690A external-priority patent/JP2516082B2/ja
Application filed by Victor Company of Japan Ltd filed Critical Victor Company of Japan Ltd
Application granted granted Critical
Publication of DE69119936D1 publication Critical patent/DE69119936D1/de
Publication of DE69119936T2 publication Critical patent/DE69119936T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/24—Systems for the transmission of television signals using pulse code modulation
    • H04N7/52—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal
    • H04N7/54—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal the signals being synchronous
    • 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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • 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
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • 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
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
    • 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
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/172—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a picture, frame or field
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • 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
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/527—Global motion vector estimation
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • 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
    • 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
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146—Data rate or code amount at the encoder output
    • 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
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer
DE1991619936 1990-02-28 1991-02-28 Einrichtung zur Datenkompression Expired - Lifetime DE69119936T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2050269A JPH03252284A (ja) 1990-02-28 1990-02-28 データ圧縮装置
JP7109790A JPH07121120B2 (ja) 1990-03-19 1990-03-19 データ圧縮装置
JP7109690A JP2516082B2 (ja) 1990-03-19 1990-03-19 デ―タ圧縮装置

Publications (2)

Publication Number Publication Date
DE69119936D1 DE69119936D1 (de) 1996-07-11
DE69119936T2 true DE69119936T2 (de) 1996-11-14

Family

ID=27293905

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1991619936 Expired - Lifetime DE69119936T2 (de) 1990-02-28 1991-02-28 Einrichtung zur Datenkompression

Country Status (2)

Country Link
EP (1) EP0444918B1 (de)
DE (1) DE69119936T2 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2549013B2 (ja) * 1990-10-08 1996-10-30 日本ビクター株式会社 データ圧縮装置
AU2161192A (en) * 1991-06-13 1993-01-12 Intel Corporation Method for encoding a sequence of images of a digital motion video signal
US5265180A (en) * 1991-06-13 1993-11-23 Intel Corporation Method of encoding a sequence of images of a digital motion video signal
JP3227674B2 (ja) * 1991-06-27 2001-11-12 ソニー株式会社 動画像符号化装置および方法
JPH0595536A (ja) * 1991-10-01 1993-04-16 Toshiba Corp 高能率符号化信号処理装置
US5231484A (en) * 1991-11-08 1993-07-27 International Business Machines Corporation Motion video compression system with adaptive bit allocation and quantization
JP2646921B2 (ja) * 1991-11-15 1997-08-27 日本ビクター株式会社 適応量子化装置
US5325125A (en) * 1992-09-24 1994-06-28 Matsushita Electric Corporation Of America Intra-frame filter for video compression systems
EP0959629A3 (de) * 1992-10-28 2003-01-02 Victor Company Of Japan, Limited Wiedergabegerät mit variabler Übertragungsrate
JP3165296B2 (ja) * 1992-12-25 2001-05-14 三菱電機株式会社 フレーム間符号化処理方式及びフレーム間符号化処理方法及び符号化制御方式
FR2707070B1 (de) * 1993-06-22 1995-09-08 Centre Nat Etd Spatiales
JP3911035B2 (ja) * 1994-08-31 2007-05-09 ソニー株式会社 動画像符号化方法及び動画像符号化装置
US5883976A (en) * 1994-12-28 1999-03-16 Canon Kabushiki Kaisha Selectively utilizing multiple encoding methods
DE69637335T2 (de) * 1995-03-09 2008-10-09 Sony Corp. Bildsignalkodierungsmethode und -vorrichtung
US5729294A (en) * 1995-04-05 1998-03-17 International Business Machines Corporation Motion video compression system with novel adaptive quantization
US6285793B1 (en) 1995-11-06 2001-09-04 Siemens Medical Systems, Inc. Method and apparatus for automatically determining a quantization factor value that produces a desired average compression ratio of an image sequence using JPEG compression
GB9611455D0 (en) * 1996-05-29 1996-08-07 Digi Media Vision Ltd Method and apparatus for processing a digital signal
EP1473943B1 (de) 1998-03-05 2009-04-08 Panasonic Corporation Verfahren zur Bildkodierung, Verfahren zur Bildkodierung/-Dekodierung, Bildkodierer, oder Vorrichtung zur Bildaufzeichnung/-Wiedergabe
CN1178518C (zh) 1998-04-30 2004-12-01 皇家菲利浦电子有限公司 压缩数据的方法和装置
JP4706104B2 (ja) 1999-04-23 2011-06-22 ソニー株式会社 画像符号化装置及びその方法
KR100656296B1 (ko) * 2001-09-12 2006-12-11 마쯔시다덴기산교 가부시키가이샤 화상 부호화 방법 및 화상 복호화 방법

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4359736A (en) * 1980-11-24 1982-11-16 The United States Of America As Represented By The Secretary Of The Navy Frequency-phase coding device
JPS57146345A (en) * 1981-03-04 1982-09-09 Toshiba Corp 3n-th degree orthogonal transformation and inverse transformation system
US4363036A (en) * 1981-03-16 1982-12-07 Ncr Canada Ltd - Ncr Canada Ltee Method and apparatus for compressing digital data using non-adaptive predictive techniques
US4369463A (en) * 1981-06-04 1983-01-18 International Business Machines Corporation Gray scale image data compression with code words a function of image history
US4559563A (en) * 1983-10-11 1985-12-17 Xerox Corporation Adaptive prediction for binary encoded documents containing a mixture of text, line drawings and halftones
JPS6174455A (ja) * 1984-09-20 1986-04-16 Fujitsu Ltd ２値画像信号の符号化制御方式
JP2811175B2 (ja) * 1986-01-27 1998-10-15 富士写真フイルム株式会社 画像データの直交変換符号化方法
US4706260A (en) * 1986-11-07 1987-11-10 Rca Corporation DPCM system with rate-of-fill control of buffer occupancy
US4920426A (en) * 1986-11-10 1990-04-24 Kokusai Denshin Denwa Co., Ltd. Image coding system coding digital image signals by forming a histogram of a coefficient signal sequence to estimate an amount of information
JPH0832047B2 (ja) * 1989-04-28 1996-03-27 日本ビクター株式会社 予測符号化装置
JPH0749944B2 (ja) * 1992-07-10 1995-05-31 工業技術院長 材料の厚さ及び音速の同時測定法

Also Published As

Publication number Publication date
EP0444918A2 (de) 1991-09-04
EP0444918A3 (en) 1993-06-16
DE69119936D1 (de) 1996-07-11
EP0444918B1 (de) 1996-06-05

Similar Documents

Publication Publication Date Title
DE69119936D1 (de) Einrichtung zur Datenkompression
EP0479563A3 (en) Data compression
DE69015695T2 (de) Einrichtung zur Transformationskodierung.
DE69129879D1 (de) Datenaufzeichnungsgerät
DE69122575T2 (de) Datenrundungsvorrichtung
DE69026924D1 (de) Datenkomprimierungsverfahren
DE69128801T2 (de) Kodierungssystem
DE69121758D1 (de) Verbessertes Datenkomprimierungssystem und -verfahren
DE69122542T2 (de) Verbessertes Datenkomprimierungssystem und -verfahren
DE69024130T2 (de) Datenkompressionssystem
DE69124210D1 (de) Einrichtung zur Signalcodierung
DE69432072T2 (de) Datenkompression
DE69222106D1 (de) Schaltkreis zur datenbegrenzung
DE69126198T2 (de) Datendekodierungsvorrichtung
DE69129471T2 (de) Datenaufzeichnungsgerät
DE69215256T2 (de) Einrichtung zur Umrissverbesserung
DE69132419T2 (de) System zur Datenübertragung
DE69127520T2 (de) Datenaufzeichnungsgerät
EP0456893A3 (en) Data compression method
DE69028601D1 (de) Datenkomprimierungssystem
DE69211098T2 (de) Bilddatenkompressionsmethode
DE69033055D1 (de) System zur Datenverarbeitung
FI931782A0 (fi) Plog
KR910020794U (ko) Pc 인터페이스 카드
SE9003927D0 (sv) Ljudkort

Legal Events

Date Code Title Description
8364 No opposition during term of opposition