ATE324748T1 - Filterschaltung für videodaten im frequenzbereich - Google Patents

Filterschaltung für videodaten im frequenzbereich

Info

Publication number
ATE324748T1
ATE324748T1 AT02078817T AT02078817T ATE324748T1 AT E324748 T1 ATE324748 T1 AT E324748T1 AT 02078817 T AT02078817 T AT 02078817T AT 02078817 T AT02078817 T AT 02078817T AT E324748 T1 ATE324748 T1 AT E324748T1
Authority
AT
Austria
Prior art keywords
video data
frequency range
filter circuit
adders
discrete cosine
Prior art date
Application number
AT02078817T
Other languages
German (de)
English (en)
Inventor
Jean Gobert
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE324748T1 publication Critical patent/ATE324748T1/de

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
    • H04N19/80—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
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Complex Calculations (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
AT02078817T 2001-09-25 2002-09-17 Filterschaltung für videodaten im frequenzbereich ATE324748T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0112325 2001-09-25

Publications (1)

Publication Number Publication Date
ATE324748T1 true ATE324748T1 (de) 2006-05-15

Family

ID=8867585

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02078817T ATE324748T1 (de) 2001-09-25 2002-09-17 Filterschaltung für videodaten im frequenzbereich

Country Status (6)

Country Link
US (1) US7180946B2 (enExample)
EP (1) EP1303142B1 (enExample)
JP (1) JP2003230143A (enExample)
KR (1) KR20030026904A (enExample)
AT (1) ATE324748T1 (enExample)
DE (1) DE60210894T2 (enExample)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5168375A (en) * 1991-09-18 1992-12-01 Polaroid Corporation Image reconstruction by use of discrete cosine and related transforms
US5528528A (en) * 1993-03-29 1996-06-18 Intel Corporation Method, apparatus, and system for transforming signals
US5386233A (en) * 1993-05-13 1995-01-31 Intel Corporation Method for efficient memory use
US5684534A (en) * 1993-05-26 1997-11-04 Intel Corporation Task-splitting dual-processor system for motion estimation processing
JPH08275160A (ja) * 1995-03-27 1996-10-18 Internatl Business Mach Corp <Ibm> 離散余弦変換方法
US6587590B1 (en) * 1998-02-02 2003-07-01 The Trustees Of The University Of Pennsylvania Method and system for computing 8×8 DCT/IDCT and a VLSI implementation
US6324559B1 (en) * 1998-10-16 2001-11-27 Telefonaktiebolaget Lm Ericsson (Publ) Odd-transform fast convolution
US6504872B1 (en) * 2000-07-28 2003-01-07 Zenith Electronics Corporation Down-conversion decoder for interlaced video

Also Published As

Publication number Publication date
KR20030026904A (ko) 2003-04-03
DE60210894D1 (de) 2006-06-01
JP2003230143A (ja) 2003-08-15
EP1303142B1 (fr) 2006-04-26
US20030076882A1 (en) 2003-04-24
US7180946B2 (en) 2007-02-20
DE60210894T2 (de) 2006-11-30
EP1303142A3 (fr) 2003-04-23
EP1303142A2 (fr) 2003-04-16

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Legal Events

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