ATE169790T1 - Bildverarbeitungsgerät - Google Patents
BildverarbeitungsgerätInfo
- Publication number
- ATE169790T1 ATE169790T1 AT91301822T AT91301822T ATE169790T1 AT E169790 T1 ATE169790 T1 AT E169790T1 AT 91301822 T AT91301822 T AT 91301822T AT 91301822 T AT91301822 T AT 91301822T AT E169790 T1 ATE169790 T1 AT E169790T1
- Authority
- AT
- Austria
- Prior art keywords
- color signal
- image processing
- processing device
- binary
- binarization
- Prior art date
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
- H04N1/46—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
- H04N1/642—Adapting to different types of images, e.g. characters, graphs, black and white image portions
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/02—Conversion to or from weighted codes, i.e. the weight given to a digit depending on the position of the digit within the block or code word
- H03M7/12—Conversion to or from weighted codes, i.e. the weight given to a digit depending on the position of the digit within the block or code word having two radices, e.g. binary-coded-decimal code
-
- 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
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Image Processing (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Polarising Elements (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Color Image Communication Systems (AREA)
- Facsimile Image Signal Circuits (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2054528A JP2872334B2 (ja) | 1990-03-05 | 1990-03-05 | カラー画像の符号化装置 |
JP2054529A JP2832059B2 (ja) | 1990-03-05 | 1990-03-05 | カラー画像の符号化装置 |
JP2143705A JPH0437369A (ja) | 1990-06-01 | 1990-06-01 | カラー画像符号復号方式 |
JP2143704A JP2952007B2 (ja) | 1990-06-01 | 1990-06-01 | 画像符号化装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE169790T1 true ATE169790T1 (de) | 1998-08-15 |
Family
ID=27463078
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT98200137T ATE256951T1 (de) | 1990-03-05 | 1991-03-05 | Bildverarbeitungsgerät |
AT91301822T ATE169790T1 (de) | 1990-03-05 | 1991-03-05 | Bildverarbeitungsgerät |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT98200137T ATE256951T1 (de) | 1990-03-05 | 1991-03-05 | Bildverarbeitungsgerät |
Country Status (4)
Country | Link |
---|---|
US (2) | US5844718A (de) |
EP (2) | EP0858210B1 (de) |
AT (2) | ATE256951T1 (de) |
DE (2) | DE69129950T2 (de) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL111325A (en) * | 1994-10-18 | 1997-07-13 | Univ Ramot | Apparatus and method for compressing binarized images |
US5883976A (en) * | 1994-12-28 | 1999-03-16 | Canon Kabushiki Kaisha | Selectively utilizing multiple encoding methods |
JPH10271497A (ja) * | 1997-03-24 | 1998-10-09 | Minolta Co Ltd | 画像処理装置 |
JP3447928B2 (ja) * | 1997-09-22 | 2003-09-16 | 富士通株式会社 | バーコード読み取り装置 |
KR20010110858A (ko) * | 2000-06-08 | 2001-12-15 | 김성식 | 이동통신 환경에서의 이진 영상 부호화 및 복호화기 |
US7218420B1 (en) | 2000-08-01 | 2007-05-15 | Eastman Kodak Company | Gray level halftone processing |
JP2002057913A (ja) * | 2000-08-01 | 2002-02-22 | Nexpress Solutions Llc | 個人的好みに応じたカラー強調をもたらす像記録装置および像記録方法 |
US7079287B1 (en) | 2000-08-01 | 2006-07-18 | Eastman Kodak Company | Edge enhancement of gray level images |
US7079281B1 (en) | 2000-08-01 | 2006-07-18 | Eastman Kodak Company | Edge enhancement processor and method with adjustable threshold setting |
JP4086520B2 (ja) * | 2001-03-19 | 2008-05-14 | 株式会社リコー | 多値画像の符号化及び復号化方法並びに装置 |
CN102752590A (zh) * | 2004-11-09 | 2012-10-24 | 松下电器产业株式会社 | 转换成中间格式的两步算术解码 |
US7433522B2 (en) * | 2005-04-15 | 2008-10-07 | Sunplus Technology Co., Ltd. | JBIG coding apparatus and method with low cost, high-performance ping-pong buffer arrangement |
US8139130B2 (en) | 2005-07-28 | 2012-03-20 | Omnivision Technologies, Inc. | Image sensor with improved light sensitivity |
US8274715B2 (en) * | 2005-07-28 | 2012-09-25 | Omnivision Technologies, Inc. | Processing color and panchromatic pixels |
US7916362B2 (en) | 2006-05-22 | 2011-03-29 | Eastman Kodak Company | Image sensor with improved light sensitivity |
US8031258B2 (en) | 2006-10-04 | 2011-10-04 | Omnivision Technologies, Inc. | Providing multiple video signals from single sensor |
JP4893943B2 (ja) * | 2006-10-31 | 2012-03-07 | 独立行政法人産業技術総合研究所 | 構造推定システム、構造推定方法およびプログラム |
JP5111226B2 (ja) * | 2008-05-02 | 2013-01-09 | キヤノン株式会社 | 画像処理方法、画像処理装置、及び、そのプログラムならびにコンピュータ読み取り可能な記憶媒体 |
CN102918842B (zh) * | 2010-04-07 | 2016-05-18 | Jvc建伍株式会社 | 动图像编码装置和方法、以及动图像解码装置和方法 |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4694352A (en) * | 1984-09-21 | 1987-09-15 | Canon Kabushiki Kaisha | Image information processing system |
US4745473A (en) * | 1986-03-24 | 1988-05-17 | Harris Corporation | Hybrid image compression system |
US4903145A (en) * | 1986-08-06 | 1990-02-20 | Canon Kabushiki Kaisha | Image quality control apparatus capable of density-correcting plural areas of different types |
US4743959A (en) * | 1986-09-17 | 1988-05-10 | Frederiksen Jeffrey E | High resolution color video image acquisition and compression system |
DE3709094A1 (de) * | 1987-03-23 | 1988-10-06 | Ant Nachrichtentech | Verfahren zur codierung von bildsignalen |
US4974071A (en) * | 1987-04-28 | 1990-11-27 | Canon Kabushiki Kaisha | Color image data encoding apparatus having improved resolution/efficiency characteristics |
DE3854846T2 (de) * | 1987-06-25 | 1996-11-14 | Nippon Electric Co | Kodierung eines Bildsignals mit Berücksichtigung des Kontrasts in jedem Bild und Dekodierung analog zur Kodierung |
JPS6427369A (en) * | 1987-07-22 | 1989-01-30 | Sharp Kk | Picture signal compression device |
US4893195A (en) * | 1987-08-27 | 1990-01-09 | Minolta Camera Kabushiki Kaisha | Image processing apparatus capable of eliminating moire pattern |
DE3839299C2 (de) * | 1987-11-20 | 1995-06-01 | Canon Kk | Bildverarbeitungseinrichtung |
US4888812A (en) * | 1987-12-18 | 1989-12-19 | International Business Machines Corporation | Document image processing system |
US4873577A (en) * | 1988-01-22 | 1989-10-10 | American Telephone And Telegraph Company | Edge decomposition for the transmission of high resolution facsimile images |
DE68918886T2 (de) * | 1988-04-08 | 1995-06-01 | Dainippon Screen Mfg. Co., Ltd., Kyoto | Verfahren zur Gewinnung der Aussenlinie eines Objektes in einem Bild. |
EP0339589A3 (de) * | 1988-04-28 | 1992-01-02 | Sharp Kabushiki Kaisha | Orthogonales Transformationskodierungssystem für Bilddaten |
JP2584840B2 (ja) * | 1988-08-30 | 1997-02-26 | キヤノン株式会社 | 画像の階層的符号化装置 |
JPH02177766A (ja) * | 1988-12-28 | 1990-07-10 | Canon Inc | 2値画像の階層的符号化方式 |
US5267333A (en) * | 1989-02-28 | 1993-11-30 | Sharp Kabushiki Kaisha | Image compressing apparatus and image coding synthesizing method |
JP3005007B2 (ja) * | 1989-12-21 | 2000-01-31 | キヤノン株式会社 | 画像符号化装置 |
JP3099354B2 (ja) * | 1989-12-29 | 2000-10-16 | 松下電器産業株式会社 | 画像処理装置及びこの装置を用いたディジタルカラー複写機 |
DE69118939T2 (de) * | 1990-02-06 | 1996-11-14 | Canon Kk | Bildverarbeitungsgerät |
US5177603A (en) * | 1990-04-27 | 1993-01-05 | Matsushita Electric Industrial Co., Ltd. | Image copying apparatus having means for deleting color portions of an original image |
JPH04219073A (ja) * | 1990-10-11 | 1992-08-10 | Ricoh Co Ltd | 画像記録装置 |
JPH04306970A (ja) * | 1991-04-04 | 1992-10-29 | Canon Inc | 画像処理方法及び装置 |
-
1991
- 1991-03-05 DE DE69129950T patent/DE69129950T2/de not_active Expired - Fee Related
- 1991-03-05 AT AT98200137T patent/ATE256951T1/de not_active IP Right Cessation
- 1991-03-05 EP EP98200137A patent/EP0858210B1/de not_active Expired - Lifetime
- 1991-03-05 DE DE69133350T patent/DE69133350D1/de not_active Expired - Lifetime
- 1991-03-05 AT AT91301822T patent/ATE169790T1/de active
- 1991-03-05 EP EP91301822A patent/EP0446018B1/de not_active Expired - Lifetime
-
1994
- 1994-08-04 US US08/285,523 patent/US5844718A/en not_active Expired - Lifetime
-
1997
- 1997-08-07 US US08/908,379 patent/US5917956A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0858210A1 (de) | 1998-08-12 |
US5917956A (en) | 1999-06-29 |
DE69133350D1 (de) | 2004-01-29 |
ATE256951T1 (de) | 2004-01-15 |
DE69129950T2 (de) | 1999-01-28 |
DE69129950D1 (de) | 1998-09-17 |
EP0446018A3 (en) | 1992-12-09 |
EP0858210B1 (de) | 2003-12-17 |
EP0446018A2 (de) | 1991-09-11 |
US5844718A (en) | 1998-12-01 |
EP0446018B1 (de) | 1998-08-12 |
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