DE69620142T2 - Vorrichtung zur Komprimierung von Standbilddaten - Google Patents

Vorrichtung zur Komprimierung von Standbilddaten

Info

Publication number
DE69620142T2
DE69620142T2 DE1996620142 DE69620142T DE69620142T2 DE 69620142 T2 DE69620142 T2 DE 69620142T2 DE 1996620142 DE1996620142 DE 1996620142 DE 69620142 T DE69620142 T DE 69620142T DE 69620142 T2 DE69620142 T2 DE 69620142T2
Authority
DE
Germany
Prior art keywords
image data
still image
compressing still
compressing
data
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 - Fee Related
Application number
DE1996620142
Other languages
English (en)
Other versions
DE69620142D1 (de
Inventor
Min-Suk Hong
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co 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
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Application granted granted Critical
Publication of DE69620142D1 publication Critical patent/DE69620142D1/de
Publication of DE69620142T2 publication Critical patent/DE69620142T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H04N19/169—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
    • H04N19/10—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
    • H04N19/176—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 block, e.g. a macroblock
    • 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
    • H04N19/10—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
    • H04N19/134—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
DE1996620142 1996-01-29 1996-07-15 Vorrichtung zur Komprimierung von Standbilddaten Expired - Fee Related DE69620142T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019960001960A KR0170735B1 (ko) 1996-01-29 1996-01-29 정지영상 데이터의 압축장치

Publications (2)

Publication Number Publication Date
DE69620142D1 DE69620142D1 (de) 2002-05-02
DE69620142T2 true DE69620142T2 (de) 2002-08-01

Family

ID=19450290

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1996620142 Expired - Fee Related DE69620142T2 (de) 1996-01-29 1996-07-15 Vorrichtung zur Komprimierung von Standbilddaten

Country Status (6)

Country Link
US (1) US5995237A (de)
EP (1) EP0786901B1 (de)
JP (1) JP3695554B2 (de)
KR (1) KR0170735B1 (de)
CN (1) CN1138421C (de)
DE (1) DE69620142T2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1061750A3 (de) * 1999-06-18 2010-05-05 THOMSON multimedia Bildkompressionsverfahren, insbesondere vom Typ MPEG2
JP2002252759A (ja) 2001-02-26 2002-09-06 Sanyo Electric Co Ltd 画像量子化方法と装置、およびそれらを利用可能な画像符号化装置
EP2513894B1 (de) * 2009-12-18 2018-08-01 Semiconductor Energy Laboratory Co., Ltd. Verfahren zur ansteuerung einer flüssigkristallanzeigevorrichtung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0514663A3 (en) * 1991-05-24 1993-07-14 International Business Machines Corporation An apparatus and method for motion video encoding employing an adaptive quantizer
US5530478A (en) * 1991-08-21 1996-06-25 Kabushiki Kaisha Toshiba Image data compressing apparatus
US5231484A (en) * 1991-11-08 1993-07-27 International Business Machines Corporation Motion video compression system with adaptive bit allocation and quantization
JPH05236427A (ja) * 1992-02-25 1993-09-10 Sony Corp 画像信号の符号化装置及び符号化方法
KR0150955B1 (ko) * 1992-05-27 1998-10-15 강진구 비트고정을 위한 영상압축방법과 신장방법 및 그 장치
DE69431072T2 (de) * 1994-04-20 2003-01-02 Thomson Consumer Electronics Vorrichtung zur komplexitätsbestimmung zum steuern der kodierung eines videosignals
FR2720582B1 (fr) * 1994-05-27 1996-08-14 Sgs Thomson Microelectronics Circuit de détermination du coefficient de quantification dans une chaîne de compression d'image.
US5686964A (en) * 1995-12-04 1997-11-11 Tabatabai; Ali Bit rate control mechanism for digital image and video data compression

Also Published As

Publication number Publication date
US5995237A (en) 1999-11-30
JPH09214772A (ja) 1997-08-15
CN1156375A (zh) 1997-08-06
KR0170735B1 (ko) 1999-03-20
JP3695554B2 (ja) 2005-09-14
EP0786901A2 (de) 1997-07-30
DE69620142D1 (de) 2002-05-02
EP0786901B1 (de) 2002-03-27
CN1138421C (zh) 2004-02-11
KR970060848A (ko) 1997-08-12
EP0786901A3 (de) 1997-12-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee