DE3832476C2 - - Google Patents
Info
- Publication number
- DE3832476C2 DE3832476C2 DE19883832476 DE3832476A DE3832476C2 DE 3832476 C2 DE3832476 C2 DE 3832476C2 DE 19883832476 DE19883832476 DE 19883832476 DE 3832476 A DE3832476 A DE 3832476A DE 3832476 C2 DE3832476 C2 DE 3832476C2
- Authority
- DE
- Germany
- Prior art keywords
- transformation
- coefficients
- blocks
- block
- prediction
- 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
Links
- 230000015654 memory Effects 0.000 claims description 114
- 230000009466 transformation Effects 0.000 claims description 113
- 238000013139 quantization Methods 0.000 claims description 48
- 239000011159 matrix material Substances 0.000 claims description 46
- 238000012545 processing Methods 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 22
- 230000008569 process Effects 0.000 claims description 19
- 230000000295 complement effect Effects 0.000 claims description 14
- 238000000844 transformation Methods 0.000 claims description 14
- 238000013213 extrapolation Methods 0.000 claims description 13
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000009825 accumulation Methods 0.000 claims 1
- 238000007792 addition Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 33
- 108010076504 Protein Sorting Signals Proteins 0.000 description 9
- 238000010606 normalization Methods 0.000 description 9
- 238000012432 intermediate storage Methods 0.000 description 8
- 238000003860 storage Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 5
- 230000006870 function Effects 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000013256 coordination polymer Substances 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000017105 transposition Effects 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 101150087426 Gnal gene Proteins 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005094 computer simulation Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000013144 data compression Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229940050561 matrix product Drugs 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 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
- 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
-
- 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
- H04N19/42—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
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
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)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62240453A JPH0628444B2 (ja) | 1987-09-24 | 1987-09-24 | 画像符号化方式 |
| JP62240455A JPH0693753B2 (ja) | 1987-09-24 | 1987-09-24 | 画像変換符号化装置 |
| JP24045487 | 1987-09-24 | ||
| JP28800387A JP2839142B2 (ja) | 1987-11-14 | 1987-11-14 | 画像符号化方式 |
| JP63073664A JPH01245763A (ja) | 1988-03-28 | 1988-03-28 | ブロック予測方式 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3832476A1 DE3832476A1 (de) | 1989-04-13 |
| DE3832476C2 true DE3832476C2 (enrdf_load_stackoverflow) | 1992-01-16 |
Family
ID=27524455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19883832476 Granted DE3832476A1 (de) | 1987-09-24 | 1988-09-23 | Bildcodiersystem |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE3832476A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2621146A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2210229B (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2925157B2 (ja) * | 1989-02-28 | 1999-07-28 | キヤノン株式会社 | データ記憶装置 |
| DE3914267A1 (de) * | 1989-04-29 | 1990-10-31 | Thomson Brandt Gmbh | Signalverarbeitungssystem fuer digitalsignale |
| US5305399A (en) * | 1990-04-19 | 1994-04-19 | Ricoh Corporation | Two dimensional shift-array for use in image compression VLSI |
| BR112014025563B1 (pt) * | 2012-04-16 | 2023-12-05 | Electronics And Telecommunications Research Institute | Método para decodificar um sinal de vídeo |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2016872B (en) * | 1978-02-23 | 1982-08-25 | Nippon Electric Co | Digital facsimile transmission system for screened pictures |
| JPS5937774A (ja) * | 1982-08-26 | 1984-03-01 | Nec Corp | 画像信号の符号化方法および装置 |
| DE3545106A1 (de) * | 1985-12-19 | 1987-06-25 | Ruge I | Schaltung zur bilddatenreduktion, mustererkennung, etc. |
-
1988
- 1988-09-15 GB GB8821600A patent/GB2210229B/en not_active Expired
- 1988-09-23 FR FR8812454A patent/FR2621146A1/fr active Granted
- 1988-09-23 DE DE19883832476 patent/DE3832476A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB8821600D0 (en) | 1988-10-12 |
| FR2621146A1 (fr) | 1989-03-31 |
| GB2210229B (en) | 1991-11-20 |
| FR2621146B1 (enrdf_load_stackoverflow) | 1995-04-07 |
| DE3832476A1 (de) | 1989-04-13 |
| GB2210229A (en) | 1989-06-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE3750791T2 (de) | Sehr schnelle Transformationsvorrichtung. | |
| DE69128006T2 (de) | Vorrichtung zur orthogonalen Transformationskodierung | |
| DE69737514T2 (de) | System und verfahren zum bearbeiten wellenartiger und umgekehrten wellenartigen transformationen von digitalen daten | |
| DE3883701T2 (de) | Verfahren und Vorrichtung für multiplexierte Vektorquantifizierung. | |
| DE3789116T2 (de) | Prozessor zur zweidimensionalen diskreten cosinustransformation. | |
| DE68926876T2 (de) | Vorrichtung zur Vektorquantisierung von Bildern | |
| DE2625973C3 (de) | Verfahren und Anordnung zur redundanzvermindernden Transformation von Bildern | |
| DE69720559T2 (de) | Methode zur Bildkodierung mit Kodes variabler Länge | |
| DE3850627T2 (de) | Vorrichtung zum Codieren von digitalen Videosignalen und eine entsprechende Decodiervorrichtung. | |
| DE3788667T2 (de) | Codiervorrichtung zum genauen und adaptiven Codieren eines bewegten Bildes. | |
| DE3940554C2 (de) | Vorrichtung zur Kompression von Bildsignalen und System zur Kompression und Expansion von Bildsignalen | |
| DE69925774T2 (de) | Arithmetisches Kodierung- Dekodierung- sowie Warscheinlichkeitsschätzungsverfahren | |
| DE69127739T2 (de) | Bilddatenverarbeitungsgerät | |
| DE69428979T2 (de) | Einrichtung und verfahren zur kodierung von bilddaten | |
| DE69425847T2 (de) | Rechner für die inverse diskrete Cosinus-Transformation | |
| DE69122575T2 (de) | Datenrundungsvorrichtung | |
| DE3689062T2 (de) | Verfahren und Vorrichtung zum Erzeugen von Hochauflösungsbinärbilddaten. | |
| DE3750017T2 (de) | Prozessor für orthogonale Transformation. | |
| DE68921949T2 (de) | System zur Kodierung eines Bildsignals. | |
| DE3202913A1 (de) | Verfahren und vorrichtung zur verarbeitung eines grauwertkomponenten enthaltenden faksimilesignals | |
| DE2706080A1 (de) | Verfahren und anordnung zur adaptiven transformationscodierung von bildern | |
| EP2373030A1 (de) | Verfahren zur Kompression von Bilddaten | |
| DE69527078T2 (de) | Verfahren zur vektorkodierung und entsprechender kodierer/dekodierer | |
| DE69020951T2 (de) | Kodiereinrichtung für einen Fehlerprüfungs- und Fehlerkorrekturkode. | |
| DE69424923T2 (de) | Verfahren und Anordnung zur Bearbeitung eines dekodierten Bildsignals mit Verzerrung |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |