JPH0578230B2 - - Google Patents
Info
- Publication number
- JPH0578230B2 JPH0578230B2 JP63165361A JP16536188A JPH0578230B2 JP H0578230 B2 JPH0578230 B2 JP H0578230B2 JP 63165361 A JP63165361 A JP 63165361A JP 16536188 A JP16536188 A JP 16536188A JP H0578230 B2 JPH0578230 B2 JP H0578230B2
- Authority
- JP
- Japan
- Prior art keywords
- image data
- code table
- code
- pixel block
- image
- 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
- 238000006243 chemical reaction Methods 0.000 claims description 36
- 238000000034 method Methods 0.000 claims description 16
- 238000013144 data compression Methods 0.000 claims description 14
- 238000004364 calculation method Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 18
- 238000007906 compression Methods 0.000 description 13
- 230000006835 compression Effects 0.000 description 13
- 230000009466 transformation Effects 0.000 description 11
- 230000000694 effects Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000001131 transforming effect Effects 0.000 description 2
- 230000002542 deteriorative effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000013139 quantization Methods 0.000 description 1
Landscapes
- Image Processing (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63165361A JPH0214672A (ja) | 1988-06-30 | 1988-06-30 | 画像データ圧縮方法 |
| US07/369,423 US5187755A (en) | 1988-06-30 | 1989-06-21 | Method of and apparatus for compressing image data |
| EP89111416A EP0349847B1 (en) | 1988-06-30 | 1989-06-22 | Method of and apparatus for compressing image data |
| DE68927082T DE68927082T2 (de) | 1988-06-30 | 1989-06-22 | Verfahren und Vorrichtung für die Bilddatenkomprimierung |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63165361A JPH0214672A (ja) | 1988-06-30 | 1988-06-30 | 画像データ圧縮方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0214672A JPH0214672A (ja) | 1990-01-18 |
| JPH0578230B2 true JPH0578230B2 (ko) | 1993-10-28 |
Family
ID=15810907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63165361A Granted JPH0214672A (ja) | 1988-06-30 | 1988-06-30 | 画像データ圧縮方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0214672A (ko) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100538607B1 (ko) | 1997-03-12 | 2005-12-22 | 마츠시타 덴끼 산교 가부시키가이샤 | 부호화방법, 부호화장치 및 기록매체와, 복호화방법, 복호화장치 및 기록매체 |
| JP3684148B2 (ja) * | 2000-10-20 | 2005-08-17 | キヤノン株式会社 | 画像処理方法及びその装置、記憶媒体 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62216484A (ja) * | 1986-03-17 | 1987-09-24 | Fuji Photo Film Co Ltd | 画像デ−タの直交変換符号化方法 |
| JPS63109663A (ja) * | 1986-10-28 | 1988-05-14 | Konica Corp | 画像デ−タ圧縮方法 |
-
1988
- 1988-06-30 JP JP63165361A patent/JPH0214672A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62216484A (ja) * | 1986-03-17 | 1987-09-24 | Fuji Photo Film Co Ltd | 画像デ−タの直交変換符号化方法 |
| JPS63109663A (ja) * | 1986-10-28 | 1988-05-14 | Konica Corp | 画像デ−タ圧縮方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0214672A (ja) | 1990-01-18 |
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