FR2545671B1 - Systeme de compression de donnees d'images - Google Patents
Systeme de compression de donnees d'imagesInfo
- Publication number
- FR2545671B1 FR2545671B1 FR8407032A FR8407032A FR2545671B1 FR 2545671 B1 FR2545671 B1 FR 2545671B1 FR 8407032 A FR8407032 A FR 8407032A FR 8407032 A FR8407032 A FR 8407032A FR 2545671 B1 FR2545671 B1 FR 2545671B1
- Authority
- FR
- France
- Prior art keywords
- image data
- data compression
- compression system
- image
- data
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/41—Bandwidth or redundancy reduction
- H04N1/411—Bandwidth or redundancy reduction for the transmission or storage or reproduction of two-tone pictures, e.g. black and white pictures
- H04N1/413—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information
- H04N1/419—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information in which encoding of the length of a succession of picture-elements of the same value along a scanning line is the only encoding step
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/41—Bandwidth or redundancy reduction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/46—Colour picture communication systems
- H04N1/64—Systems for the transmission or the storage of the colour picture signal; Details therefor, e.g. coding or decoding means therefor
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
- Image Processing (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7961983A JPS59204383A (ja) | 1983-05-07 | 1983-05-07 | 2値パタ−ン処理方式 |
JP59014092A JPS60173674A (ja) | 1984-01-28 | 1984-01-28 | 多値パタ−ン処理方式 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2545671A1 FR2545671A1 (fr) | 1984-11-09 |
FR2545671B1 true FR2545671B1 (fr) | 1988-07-29 |
Family
ID=26349989
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8407032A Expired FR2545671B1 (fr) | 1983-05-07 | 1984-05-07 | Systeme de compression de donnees d'images |
Country Status (5)
Country | Link |
---|---|
US (1) | US4602383A (fr) |
CA (1) | CA1219057A (fr) |
DE (1) | DE3416795C2 (fr) |
FR (1) | FR2545671B1 (fr) |
GB (1) | GB2139849B (fr) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4885786A (en) * | 1984-10-24 | 1989-12-05 | International Business Machines Corporation | Method for enlarging an image stored in run representation form |
GB2186765A (en) * | 1986-02-17 | 1987-08-19 | Philips Electronic Associated | Data display apparatus |
US4843632A (en) * | 1986-05-09 | 1989-06-27 | Prodigy Systems Corporation | Compressed image expansion system |
US4785356A (en) * | 1987-04-24 | 1988-11-15 | International Business Machines Corporation | Apparatus and method of attenuating distortion introduced by a predictive coding image compressor |
US4939583A (en) * | 1987-09-07 | 1990-07-03 | Hitachi, Ltd. | Entropy-coding system |
US4982293A (en) * | 1988-06-02 | 1991-01-01 | Ricoh Company, Ltd. | Method of compressing halftone image data |
FR2634035B1 (fr) * | 1988-07-07 | 1994-06-10 | Schlumberger Ind Sa | Dispositif pour le codage et la mise en forme de donnees pour enregistreurs a tetes tournantes |
US5095512A (en) * | 1988-10-24 | 1992-03-10 | Netexpress Systems, Inc. | Method and apparatus for manipulating image data employing an intermediate format |
US4965677A (en) * | 1989-02-01 | 1990-10-23 | International Business Machines Corporation | Compression of binary halftones |
US5883975A (en) * | 1994-09-12 | 1999-03-16 | Nippon Steel Corporation | Compression and decompression methods on two-dimensional image data |
US5721720A (en) * | 1994-12-28 | 1998-02-24 | Kabushiki Kaisha Toshiba | Optical recording medium recording pixel data as a compressed unit data block |
US6009202A (en) * | 1994-12-28 | 1999-12-28 | Kabushiki Kaisha Toshiba | Image information encoding/decoding system |
FR2747795B1 (fr) * | 1996-04-19 | 1998-08-14 | Soc Et Rech Et Const Electroni | Procede de compression de donnees d'acquisition sismique |
US6718066B1 (en) * | 2000-08-14 | 2004-04-06 | The Hong Kong University Of Science And Technology | Method and apparatus for coding an image object of arbitrary shape |
JP4313051B2 (ja) * | 2002-02-27 | 2009-08-12 | 株式会社リコー | 画像形成装置、課金計数装置、画像形成方法、課金方法、画像形成プログラムおよび課金プログラム |
US7684629B2 (en) * | 2004-01-26 | 2010-03-23 | Fujifilm Corporation | Data compression apparatus, and data compression program storage medium |
US7206012B2 (en) * | 2004-03-24 | 2007-04-17 | Lexmark International, Inc. | Memory device on optical scanner and apparatus and method for storing characterizing information on the memory device |
US7349123B2 (en) * | 2004-03-24 | 2008-03-25 | Lexmark International, Inc. | Algorithms and methods for determining laser beam process direction position errors from data stored on a printhead |
US7375738B2 (en) * | 2004-03-24 | 2008-05-20 | Lexmark International, Inc. | Electronic systems and methods for reducing laser beam process direction position errors |
US7639407B2 (en) * | 2004-03-24 | 2009-12-29 | Lexmark International, Inc. | Systems for performing laser beam linearity correction and algorithms and methods for generating linearity correction tables from data stored in an optical scanner |
JP2008035230A (ja) * | 2006-07-28 | 2008-02-14 | Fujifilm Corp | データ圧縮装置およびデータ圧縮プログラム |
TW201218773A (en) * | 2010-10-29 | 2012-05-01 | Altek Corp | Image compression method |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4135214A (en) * | 1969-07-02 | 1979-01-16 | Dacom, Inc. | Method and apparatus for compressing facsimile transmission data |
JPS5258406A (en) * | 1975-11-10 | 1977-05-13 | Kokusai Denshin Denwa Co Ltd | Facsimile signal change point address coding system |
GB2006567B (en) * | 1977-08-25 | 1982-08-25 | Dainippon Screen Mfg | Machine for and method of image production with variable reproduction scale |
US4319267A (en) * | 1979-02-16 | 1982-03-09 | Nippon Telegraph And Telephone Public Corporation | Picture coding and/or decoding equipment |
JPS56143767A (en) * | 1980-04-10 | 1981-11-09 | Mitsubishi Electric Corp | Redundancy compressor |
US4409623A (en) * | 1981-01-31 | 1983-10-11 | Nippon Telegraph & Telephone Public Corporation | Method and equipment for processing gray scale facsimile signal |
DE3109169A1 (de) * | 1981-03-11 | 1982-09-23 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Verfahren und anordnung zur erzeugung von bildpunktsignalen |
-
1984
- 1984-05-01 US US06/606,074 patent/US4602383A/en not_active Expired - Fee Related
- 1984-05-01 GB GB08411157A patent/GB2139849B/en not_active Expired
- 1984-05-04 CA CA000453620A patent/CA1219057A/fr not_active Expired
- 1984-05-07 DE DE3416795A patent/DE3416795C2/de not_active Expired
- 1984-05-07 FR FR8407032A patent/FR2545671B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2545671A1 (fr) | 1984-11-09 |
GB2139849A (en) | 1984-11-14 |
GB2139849B (en) | 1986-11-19 |
DE3416795C2 (de) | 1987-01-02 |
CA1219057A (fr) | 1987-03-10 |
US4602383A (en) | 1986-07-22 |
DE3416795A1 (de) | 1984-11-08 |
GB8411157D0 (en) | 1984-06-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse | ||
ST | Notification of lapse |