KR20010101973A - 최적화된 신호 정량화 - Google Patents

최적화된 신호 정량화 Download PDF

Info

Publication number
KR20010101973A
KR20010101973A KR1020017009816A KR20017009816A KR20010101973A KR 20010101973 A KR20010101973 A KR 20010101973A KR 1020017009816 A KR1020017009816 A KR 1020017009816A KR 20017009816 A KR20017009816 A KR 20017009816A KR 20010101973 A KR20010101973 A KR 20010101973A
Authority
KR
South Korea
Prior art keywords
signal
filter
quantification
function
band division
Prior art date
Application number
KR1020017009816A
Other languages
English (en)
Korean (ko)
Inventor
켄베 디. 고어트젠
Original Assignee
추후제출
큐비스, 인크.
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 추후제출, 큐비스, 인크. filed Critical 추후제출
Publication of KR20010101973A publication Critical patent/KR20010101973A/ko

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
    • H04N19/102—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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/102—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
    • H04N19/60—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
    • H04N19/60—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
    • H04N19/619—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding the transform being operated outside the 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • 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
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • H04N19/635—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by filter definition or implementation details
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020017009816A 1999-02-04 2000-02-04 최적화된 신호 정량화 KR20010101973A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11855599P 1999-02-04 1999-02-04
US60/118,555 1999-02-04
PCT/US2000/003051 WO2000046738A1 (en) 1999-02-04 2000-02-04 Optimized signal quantification

Publications (1)

Publication Number Publication Date
KR20010101973A true KR20010101973A (ko) 2001-11-15

Family

ID=22379338

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020017009816A KR20010101973A (ko) 1999-02-04 2000-02-04 최적화된 신호 정량화

Country Status (6)

Country Link
EP (1) EP1157350A4 (de)
JP (1) JP2002536896A (de)
KR (1) KR20010101973A (de)
AU (1) AU771802B2 (de)
CA (1) CA2361410A1 (de)
WO (1) WO2000046738A1 (de)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5014134A (en) * 1989-09-11 1991-05-07 Aware, Inc. Image compression method and apparatus
GB2281465B (en) * 1993-08-27 1997-06-04 Sony Uk Ltd Image data compression
US5748786A (en) * 1994-09-21 1998-05-05 Ricoh Company, Ltd. Apparatus for compression using reversible embedded wavelets

Also Published As

Publication number Publication date
CA2361410A1 (en) 2000-08-10
WO2000046738A1 (en) 2000-08-10
AU2757100A (en) 2000-08-25
EP1157350A1 (de) 2001-11-28
EP1157350A4 (de) 2005-09-14
AU771802B2 (en) 2004-04-01
JP2002536896A (ja) 2002-10-29

Similar Documents

Publication Publication Date Title
JP5283628B2 (ja) 映像復号方法及び映像符号化方法
JP3249729B2 (ja) 画像符号化装置及び画像復号装置
DE19626615C2 (de) Verfahren und Apparat zur Kompression, das bzw. der reversible Wavelet-Transformationen und einen eingebetteten Kodestrom verwendet
US7512180B2 (en) Hierarchical data compression system and method for coding video data
JP2000004374A (ja) 画像処理装置
JP2003319185A (ja) 画像符号化装置及び方法、並びに画像復号装置及び方法
Egger et al. Subband coding of images using asymmetrical filter banks
PraveenKumar et al. Medical image compression using integer multi wavelets transform for telemedicine applications
DE19819405B4 (de) Implementation eines reversiblen eingebetteten Wavelet-Systems
Boopathiraja et al. A near lossless three-dimensional medical image compression technique using 3D-discrete wavelet transform
Karray et al. Image coding with an L/sup/spl infin//norm and confidence interval criteria
US6718065B1 (en) Optimized signal quantification
KR20010101973A (ko) 최적화된 신호 정량화
Baligar et al. Low complexity, and high fidelity image compression using fixed threshold method
WO2003069562A1 (en) Archival of transformed and compressed data
JP3239488B2 (ja) 画像帯域分割符号化装置および画像帯域分割符号化方法
KR101467849B1 (ko) 갱신-예측 구조 리프팅 기반 웨이블렛 변환 장치와 방법, 이를 위한 적응적 예측 장치와 방법, 및 이를 위한 기록 매체
Kumar et al. Quantization based wavelet transformation technique for digital image compression with removal of multiple artifacts and noises
KR100200621B1 (ko) 인간 시각체계를 이용한 웨이브릿 변환 영상 신호 압축방법
Cai et al. Minimization of boundary artifacts on scalable image compression using symmetric-extended wavelet transform
Jayanthi et al. Multi Wavelet Based Image Compression for Tele-Medical Applications
Odegard et al. Design of linear phase cosine modulated filter banks for subband image compression
JP3260016B2 (ja) 画像データ圧縮処理方法および画像データ再構成方法
Blinder et al. Modulo wavelets for interferometric phase data
Prost et al. Regularized subband coding scheme

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application