DE69628269D1 - Konversionsverfahren einer Ausgangsdatenfolge in Invers-DCT und Schaltung davon - Google Patents

Konversionsverfahren einer Ausgangsdatenfolge in Invers-DCT und Schaltung davon

Info

Publication number
DE69628269D1
DE69628269D1 DE69628269T DE69628269T DE69628269D1 DE 69628269 D1 DE69628269 D1 DE 69628269D1 DE 69628269 T DE69628269 T DE 69628269T DE 69628269 T DE69628269 T DE 69628269T DE 69628269 D1 DE69628269 D1 DE 69628269D1
Authority
DE
Germany
Prior art keywords
circuit
output data
data sequence
conversion method
inverse dct
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
DE69628269T
Other languages
English (en)
Other versions
DE69628269T2 (de
Inventor
Dae-Yun Shim
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 DE69628269D1 publication Critical patent/DE69628269D1/de
Publication of DE69628269T2 publication Critical patent/DE69628269T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H04N19/10—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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/16—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter for a given display mode, e.g. for interlaced or progressive display mode
    • 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
    • H04N19/42—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mathematical Optimization (AREA)
  • Discrete Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Pure & Applied Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Computational Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Databases & Information Systems (AREA)
  • Algebra (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Television Signal Processing For Recording (AREA)
  • Color Television Systems (AREA)
DE1996628269 1995-12-13 1996-12-10 Konversionsverfahren einer Ausgangsdatenfolge in Invers-DCT und Schaltung davon Expired - Lifetime DE69628269T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR9549182 1995-12-13
KR1019950049182A KR100230251B1 (ko) 1995-12-13 1995-12-13 동영상 부호화장치에 있어서 신호처리방법 및 회로

Publications (2)

Publication Number Publication Date
DE69628269D1 true DE69628269D1 (de) 2003-06-26
DE69628269T2 DE69628269T2 (de) 2004-02-19

Family

ID=19439540

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1996628269 Expired - Lifetime DE69628269T2 (de) 1995-12-13 1996-12-10 Konversionsverfahren einer Ausgangsdatenfolge in Invers-DCT und Schaltung davon

Country Status (5)

Country Link
US (1) US5805483A (de)
EP (1) EP0779745B1 (de)
JP (1) JP2950367B2 (de)
KR (1) KR100230251B1 (de)
DE (1) DE69628269T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6665344B1 (en) * 1998-06-29 2003-12-16 Zenith Electronics Corporation Downconverting decoder for interlaced pictures
US20020149595A1 (en) * 2000-08-25 2002-10-17 Kosuke Kubota Decoding device, electronic device, and decoding method
EP2309759A1 (de) * 2002-03-18 2011-04-13 STMicroelectronics Limited Komprimierungsanordnung zur Erzeugung eines kodierten Bitstroms aus mehreren Videorahmen
US7162647B2 (en) * 2004-03-11 2007-01-09 Hitachi, Ltd. Method and apparatus for cryptographic conversion in a data storage system
KR100695141B1 (ko) * 2005-02-15 2007-03-14 삼성전자주식회사 영상처리시스템에 있어서 메모리 억세스장치 및 방법, 데이터 기록장치 및 방법과 데이터 독출장치 및 방법
WO2018211131A1 (en) * 2017-05-19 2018-11-22 Movidius Ltd. Methods and apparatus for improving data transformation in processing devices
KR102448394B1 (ko) 2017-09-29 2022-09-28 로레알 최상의 건조 및 스타일링 퍼포먼스를 달성할 수 있도록 사용자를 보조하는 브러시, 헤어 드라이어 및 클라이언트 장치를 포함하는 시스템

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5379351A (en) * 1992-02-19 1995-01-03 Integrated Information Technology, Inc. Video compression/decompression processing and processors
CA2062200A1 (en) * 1991-03-15 1992-09-16 Stephen C. Purcell Decompression processor for video applications
JPH0723389A (ja) * 1993-06-28 1995-01-24 Toshiba Corp 画像処理装置
CA2153407A1 (en) * 1993-11-08 1995-05-18 Teruhiko Suzuki Animation encoding method, animation decoding method, animation recording medium and animation encoder
JPH07152730A (ja) * 1993-11-30 1995-06-16 Toshiba Corp 離散コサイン変換装置

Also Published As

Publication number Publication date
US5805483A (en) 1998-09-08
EP0779745B1 (de) 2003-05-21
JPH09219862A (ja) 1997-08-19
EP0779745A2 (de) 1997-06-18
KR970057943A (ko) 1997-07-31
KR100230251B1 (ko) 1999-11-15
JP2950367B2 (ja) 1999-09-20
EP0779745A3 (de) 1998-03-04
DE69628269T2 (de) 2004-02-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition