JPS54126415A - High-density picture element forecasting-restoring method - Google Patents
High-density picture element forecasting-restoring methodInfo
- Publication number
- JPS54126415A JPS54126415A JP3384378A JP3384378A JPS54126415A JP S54126415 A JPS54126415 A JP S54126415A JP 3384378 A JP3384378 A JP 3384378A JP 3384378 A JP3384378 A JP 3384378A JP S54126415 A JPS54126415 A JP S54126415A
- Authority
- JP
- Japan
- Prior art keywords
- picture
- picture elements
- sampling
- elements
- information
- 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.)
- Granted
Links
- 238000005070 sampling Methods 0.000 abstract 7
- 238000012935 Averaging Methods 0.000 abstract 1
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
- H04N1/40—Picture signal circuits
- H04N1/40068—Modification of image resolution, i.e. determining the values of picture elements at new relative positions
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3384378A JPS54126415A (en) | 1978-03-24 | 1978-03-24 | High-density picture element forecasting-restoring method |
US06/175,703 US4356555A (en) | 1978-03-24 | 1980-08-06 | Method of restoring a picture cell by estimation with high density |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3384378A JPS54126415A (en) | 1978-03-24 | 1978-03-24 | High-density picture element forecasting-restoring method |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS54126415A true JPS54126415A (en) | 1979-10-01 |
JPS6125270B2 JPS6125270B2 (ja) | 1986-06-14 |
Family
ID=12397767
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3384378A Granted JPS54126415A (en) | 1978-03-24 | 1978-03-24 | High-density picture element forecasting-restoring method |
Country Status (2)
Country | Link |
---|---|
US (1) | US4356555A (ja) |
JP (1) | JPS54126415A (ja) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4517607A (en) * | 1981-11-09 | 1985-05-14 | Ricoh Company, Ltd. | Method of and apparatus for compensating image in image reproduction system |
US4590558A (en) * | 1981-12-30 | 1986-05-20 | General Electric Company | Method and apparatus for removing objects from CT images |
US4571635A (en) * | 1984-02-17 | 1986-02-18 | Minnesota Mining And Manufacturing Company | Method of image enhancement by raster scanning |
US4630307A (en) * | 1984-09-10 | 1986-12-16 | Eastman Kodak Company | Signal processing method and apparatus for sampled image signals |
US4783838A (en) * | 1984-12-26 | 1988-11-08 | Konishiroku Photo Industry Co., Ltd. | Image processing method and apparatus therefor |
JPS61203785A (ja) * | 1985-03-07 | 1986-09-09 | Dainippon Screen Mfg Co Ltd | 2値画像デ−タの平滑化処理方法及びその装置 |
US4723298A (en) * | 1985-03-27 | 1988-02-02 | Fingermatrix, Inc. | Image compression technique |
JPS61256886A (ja) * | 1985-05-09 | 1986-11-14 | Hitachi Ltd | ビデオプリンタ |
JPS62181576A (ja) * | 1986-02-05 | 1987-08-08 | Fuji Photo Film Co Ltd | 放射線画像情報圧縮方法 |
US4907152A (en) * | 1986-09-25 | 1990-03-06 | The Boeing Company | Method of improving CT resolution |
JP2577748B2 (ja) * | 1986-12-01 | 1997-02-05 | サカタインクス株式会社 | 画像信号の補間方法及びそれを実施する画像信号処理装置 |
US4873577A (en) * | 1988-01-22 | 1989-10-10 | American Telephone And Telegraph Company | Edge decomposition for the transmission of high resolution facsimile images |
GB8811568D0 (en) * | 1988-05-16 | 1988-06-22 | Crosfield Electronics Ltd | Producing half-tone images |
GB8814288D0 (en) * | 1988-06-16 | 1988-07-20 | Crosfield Electronics Ltd | Method & apparatus for generating composite images |
US7382929B2 (en) | 1989-05-22 | 2008-06-03 | Pixel Instruments Corporation | Spatial scan replication circuit |
US4979049A (en) * | 1989-06-01 | 1990-12-18 | At&T Bell Laboratories | Efficient encoding/decoding in the decomposition and recomposition of a high resolution image utilizing its low resolution replica |
US5031053A (en) * | 1989-06-01 | 1991-07-09 | At&T Bell Laboratories | Efficient encoding/decoding in the decomposition and recomposition of a high resolution image utilizing pixel clusters |
US5351312A (en) * | 1990-10-09 | 1994-09-27 | Matsushita Graphic Communication Systems, Inc. | Spatial filter of an image signal processor providing alternating line images without moire |
DE69127173T2 (de) * | 1990-11-26 | 1998-02-12 | Sharp Kk | Abbildungsaufzeichnungsvorrichtung für Bilder hoher Qualität |
US6137837A (en) * | 1998-01-23 | 2000-10-24 | Motorola, Inc. | Motion estimation for digital video with reduced number of search window pixels |
US6573034B2 (en) * | 2001-01-25 | 2003-06-03 | Photo Murabayashi Ltd. | Method of restoring black-and-white picture under aging phenomena |
JP2002335398A (ja) * | 2001-05-11 | 2002-11-22 | Fujitsu Ltd | 画像処理方法、画像処理装置及び画像形成装置 |
CN100578544C (zh) * | 2008-03-24 | 2010-01-06 | 安徽创世科技有限公司 | 一种对数字图像进行9比4下采样的方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2962550A (en) * | 1957-02-06 | 1960-11-29 | Time Inc | Resolution restorer system |
US3739082A (en) * | 1972-02-29 | 1973-06-12 | Us Army | Ordered dither system |
US3999047A (en) * | 1972-09-05 | 1976-12-21 | Green James E | Method and apparatus utilizing color algebra for analyzing scene regions |
GB1448112A (en) * | 1973-02-13 | 1976-09-02 | Int Publishing Corp Ltd | Electronic screening |
SE397014B (sv) * | 1976-01-20 | 1977-10-10 | Asea Ab | Teckengenerator |
US4150400A (en) * | 1977-03-31 | 1979-04-17 | International Business Machines Corporation | Methods of a coarse-scan/fine-print character reproduction with compression |
US4127873A (en) * | 1977-05-20 | 1978-11-28 | Rca Corporation | Image resolution enhancement method and apparatus |
-
1978
- 1978-03-24 JP JP3384378A patent/JPS54126415A/ja active Granted
-
1980
- 1980-08-06 US US06/175,703 patent/US4356555A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4356555A (en) | 1982-10-26 |
JPS6125270B2 (ja) | 1986-06-14 |
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