DE60210894T2 - Filterschaltung für Videodaten im Frequenzbereich - Google Patents
Filterschaltung für Videodaten im Frequenzbereich Download PDFInfo
- Publication number
- DE60210894T2 DE60210894T2 DE60210894T DE60210894T DE60210894T2 DE 60210894 T2 DE60210894 T2 DE 60210894T2 DE 60210894 T DE60210894 T DE 60210894T DE 60210894 T DE60210894 T DE 60210894T DE 60210894 T2 DE60210894 T2 DE 60210894T2
- Authority
- DE
- Germany
- Prior art keywords
- data
- odd
- processing
- transformed
- unit
- 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
Links
- 230000009466 transformation Effects 0.000 claims abstract description 66
- 238000012545 processing Methods 0.000 claims description 52
- 238000000034 method Methods 0.000 claims description 21
- 238000001914 filtration Methods 0.000 claims description 13
- 238000004590 computer program Methods 0.000 claims description 2
- 230000001131 transforming effect Effects 0.000 claims 1
- 238000007792 addition Methods 0.000 description 20
- 238000004364 calculation method Methods 0.000 description 5
- 102100021867 Natural resistance-associated macrophage protein 2 Human genes 0.000 description 4
- 108091006618 SLC11A2 Proteins 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000000844 transformation Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000004422 calculation algorithm Methods 0.000 description 2
- 238000012805 post-processing Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 108010001267 Protein Subunits Proteins 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000021615 conjugation Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 210000002023 somite Anatomy 0.000 description 1
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
- H04N19/42—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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Picture Signal Circuits (AREA)
- Image Processing (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
- Complex Calculations (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR0112325 | 2001-09-25 | ||
| FR0112325 | 2001-09-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE60210894D1 DE60210894D1 (de) | 2006-06-01 |
| DE60210894T2 true DE60210894T2 (de) | 2006-11-30 |
Family
ID=8867585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE60210894T Expired - Fee Related DE60210894T2 (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)
| 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 |
-
2002
- 2002-09-17 DE DE60210894T patent/DE60210894T2/de not_active Expired - Fee Related
- 2002-09-17 EP EP02078817A patent/EP1303142B1/fr not_active Expired - Lifetime
- 2002-09-17 AT AT02078817T patent/ATE324748T1/de not_active IP Right Cessation
- 2002-09-20 US US10/247,923 patent/US7180946B2/en not_active Expired - Fee Related
- 2002-09-25 KR KR1020020058145A patent/KR20030026904A/ko not_active Withdrawn
- 2002-09-25 JP JP2002279566A patent/JP2003230143A/ja not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| KR20030026904A (ko) | 2003-04-03 |
| DE60210894D1 (de) | 2006-06-01 |
| ATE324748T1 (de) | 2006-05-15 |
| EP1303142A3 (fr) | 2003-04-23 |
| US7180946B2 (en) | 2007-02-20 |
| JP2003230143A (ja) | 2003-08-15 |
| EP1303142A2 (fr) | 2003-04-16 |
| US20030076882A1 (en) | 2003-04-24 |
| EP1303142B1 (fr) | 2006-04-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE69632622T2 (de) | Universaler MPEG-Dekoder mit skalierbarer Bildgrösse | |
| DE69322351T2 (de) | Verbesserte Dekomprimierung von Standard ADCT-komprimierten Bildern | |
| DE69029976T2 (de) | Verfahren und Einrichtung zur Bilddatenkompression durch mathematische Transformation | |
| DE69515952T2 (de) | Verfahren und Vorrichtung zur Verminderung von Quartisierungsstörungen in einem hierarchischen Bildspeicher- und Wiederauffindungssystem | |
| DE69021365T2 (de) | Halbtonbildabtastsystem. | |
| DE69606139T2 (de) | Verfahren und vorrichtung zur rauschunterdrückung in komprimierten bilddaten | |
| DE69822060T2 (de) | Aufwärtsabtasterfilter und halbbildelementgenerator für abwärtsumsetzungssystem für hochauflösungsfernsehen | |
| DE69406306T2 (de) | Verfahren zur bildskalierung und zum filtern mit diskreter cosinustransformation | |
| DE602005004694T2 (de) | Verfahren und Vorrichtung für lokal adaptive Bildverarbeitungsfilter | |
| DE69609842T2 (de) | Jpeg-kompressionsschaltung mit filterung | |
| DE69121825T2 (de) | Verfahren und Gerät zur Messung der Eigenschaften eines Übertragungskanals durch Sendung eines Testsignals verwendet für die Berechnung der Kanalimpulsantwort | |
| DE19815861A1 (de) | Verfahren und Vorrichtung für eine auf Blöcken basierende Bildverarbeitung | |
| US12026851B2 (en) | Single image deraining method and system thereof | |
| DE69226755T2 (de) | Vorrichtung zur Fehlerverdeckung in einer Transformationskodierung von Bewegtbildern | |
| DE60117915T2 (de) | Bilddatenverarbeitungsverfahren | |
| DE69024002T2 (de) | Vorrichtung zum Codieren von zweidimensionalen Informationen und entsprechende Decodiervorrichtung. | |
| DE69419768T2 (de) | Bildreduktions-vergrösserungsvorrichtungen und verfahren zum generieren von niedrigfrequenz-gefilterten bildern | |
| DE10146582A1 (de) | Vorrichtung und Verfahren zur Teilbandzerlegung von Bildsignalen | |
| DE60023837T2 (de) | Vorrichtung und verfahren zur filterung | |
| DE60210894T2 (de) | Filterschaltung für Videodaten im Frequenzbereich | |
| DE60119660T2 (de) | Verfahren zur Verarbeitung von Videodateien | |
| WO1999021365A1 (de) | Verfahren zur bewegungskompensierenden prädiktion von bewegtbildfolgen | |
| DE60204778T2 (de) | Zweidimensionale pyramidenfilterarchitektur | |
| DE60202674T2 (de) | Zweidimensionale pyramidenfilterarchitektur | |
| DE60311781T2 (de) | Bildsignalnachbearbeitungsverfahren |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |