JPS6262382B2 - - Google Patents
Info
- Publication number
- JPS6262382B2 JPS6262382B2 JP54168936A JP16893679A JPS6262382B2 JP S6262382 B2 JPS6262382 B2 JP S6262382B2 JP 54168936 A JP54168936 A JP 54168936A JP 16893679 A JP16893679 A JP 16893679A JP S6262382 B2 JPS6262382 B2 JP S6262382B2
- Authority
- JP
- Japan
- Prior art keywords
- ray image
- function
- image processing
- dorg
- processing method
- 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
- 230000006870 function Effects 0.000 claims description 47
- 238000012545 processing Methods 0.000 claims description 42
- 238000004364 calculation method Methods 0.000 claims description 35
- 238000000034 method Methods 0.000 claims description 30
- 238000003672 processing method Methods 0.000 claims description 16
- 238000012546 transfer Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 238000012886 linear function Methods 0.000 claims description 2
- 230000000007 visual effect Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 description 11
- 238000009499 grossing Methods 0.000 description 8
- 238000003384 imaging method Methods 0.000 description 6
- 210000003205 muscle Anatomy 0.000 description 6
- 238000012935 Averaging Methods 0.000 description 5
- 238000007792 addition Methods 0.000 description 5
- 210000000988 bone and bone Anatomy 0.000 description 5
- 238000003745 diagnosis Methods 0.000 description 5
- 230000006872 improvement Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000011156 evaluation Methods 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- 230000003321 amplification Effects 0.000 description 3
- 238000002583 angiography Methods 0.000 description 3
- 210000004204 blood vessel Anatomy 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 210000002784 stomach Anatomy 0.000 description 3
- 210000001015 abdomen Anatomy 0.000 description 2
- 229910052788 barium Inorganic materials 0.000 description 2
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 206010006187 Breast cancer Diseases 0.000 description 1
- 208000026310 Breast neoplasm Diseases 0.000 description 1
- 206010058467 Lung neoplasm malignant Diseases 0.000 description 1
- 241000519995 Stachys sylvatica Species 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 210000000038 chest Anatomy 0.000 description 1
- 239000002872 contrast media Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000002888 effect on disease Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 210000001097 facial muscle Anatomy 0.000 description 1
- 230000002496 gastric effect Effects 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 201000005202 lung cancer Diseases 0.000 description 1
- 208000020816 lung neoplasm Diseases 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 208000017708 myomatous neoplasm Diseases 0.000 description 1
- 238000011548 physical evaluation Methods 0.000 description 1
- 210000003625 skull Anatomy 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 238000003325 tomography Methods 0.000 description 1
- 238000011282 treatment Methods 0.000 description 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
- H04N1/409—Edge or detail enhancement; Noise or error suppression
- H04N1/4092—Edge or detail enhancement
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
- G03C5/16—X-ray, infrared, or ultraviolet ray processes
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Image Processing (AREA)
- Image Analysis (AREA)
- Radiography Using Non-Light Waves (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16893679A JPS5691735A (en) | 1979-12-25 | 1979-12-25 | Method and apparatus for treating xxray image |
| EP80108198A EP0032237B1 (en) | 1979-12-25 | 1980-12-24 | Method of and apparatus for processing a radiographic image |
| DE8080108198T DE3070536D1 (en) | 1979-12-25 | 1980-12-24 | Method of and apparatus for processing a radiographic image |
| US06/220,771 US4346409A (en) | 1979-12-25 | 1980-12-29 | Method of and apparatus for processing a radiographic image |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16893679A JPS5691735A (en) | 1979-12-25 | 1979-12-25 | Method and apparatus for treating xxray image |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5691735A JPS5691735A (en) | 1981-07-24 |
| JPS6262382B2 true JPS6262382B2 (en, 2012) | 1987-12-25 |
Family
ID=15877279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16893679A Granted JPS5691735A (en) | 1979-12-25 | 1979-12-25 | Method and apparatus for treating xxray image |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4346409A (en, 2012) |
| EP (1) | EP0032237B1 (en, 2012) |
| JP (1) | JPS5691735A (en, 2012) |
| DE (1) | DE3070536D1 (en, 2012) |
Families Citing this family (35)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56102853A (en) * | 1980-01-21 | 1981-08-17 | Dainippon Screen Mfg Co Ltd | Metho for pretreating image signal of image copying apparatus |
| US4458267A (en) * | 1981-10-06 | 1984-07-03 | Analogic Corporation | Digital x-ray system |
| JPS58201169A (ja) * | 1982-05-19 | 1983-11-22 | Fuji Photo Film Co Ltd | 画像デ−タ処理装置 |
| JPS5928144A (ja) * | 1982-08-09 | 1984-02-14 | Fuji Photo Film Co Ltd | 放射線画像再生装置 |
| JPS5983149A (ja) * | 1982-11-04 | 1984-05-14 | Fuji Photo Film Co Ltd | 階調補正曲線の作成方法 |
| JPS603269A (ja) * | 1983-06-20 | 1985-01-09 | Fuji Photo Film Co Ltd | 画像の鮮鋭度強調方式 |
| IL70214A (en) * | 1983-11-13 | 1987-10-20 | Elscint Ltd | Image contrast enhancement arrangement |
| US4571635A (en) * | 1984-02-17 | 1986-02-18 | Minnesota Mining And Manufacturing Company | Method of image enhancement by raster scanning |
| JPH0614168B2 (ja) * | 1984-03-07 | 1994-02-23 | 富士写真フイルム株式会社 | 放射線画像の周波数処理方法および装置 |
| JPS60222034A (ja) * | 1984-04-18 | 1985-11-06 | 富士写真フイルム株式会社 | エネルギ−サブトラクシヨンにおける画像形成方法 |
| US4573035A (en) * | 1984-07-25 | 1986-02-25 | Analogic Corporation | Digital x-ray system |
| US4595958A (en) * | 1984-08-24 | 1986-06-17 | Minnesota Mining And Manufacturing Company | Multiformat image recordation |
| US4649568A (en) * | 1984-10-22 | 1987-03-10 | Polaroid Corporation | Reconstitution of images |
| US4747052A (en) * | 1984-11-14 | 1988-05-24 | Philips Medical Systems, Inc. | Radiation image processing |
| JPS61231476A (ja) * | 1985-04-05 | 1986-10-15 | Toshiba Corp | デ−タ変換装置 |
| US4800442A (en) * | 1985-08-15 | 1989-01-24 | Canon Kabushiki Kaisha | Apparatus for generating an image from a digital video signal |
| EP0533298B1 (en) * | 1985-08-15 | 1997-12-17 | Canon Kabushiki Kaisha | Apparatus and method for generating a pulse-width-modulated recording signal for a raster scan printer from a digital video signal |
| CA1253264A (en) * | 1986-02-10 | 1989-04-25 | George W. Luckey | High efficiency fluorescent screen pair for use in low energy x radiation imaging |
| US4782398A (en) * | 1986-02-14 | 1988-11-01 | Canon Kabushiki Kaisha | Image processing apparatus |
| US4731863A (en) * | 1986-04-07 | 1988-03-15 | Eastman Kodak Company | Digital image processing method employing histogram peak detection |
| US4816863A (en) * | 1986-11-25 | 1989-03-28 | E. I. Du Pont De Nemours And Company | Exposure control system for continuous tone electrophotographic film |
| JPS63156475A (ja) * | 1986-12-19 | 1988-06-29 | Dainippon Screen Mfg Co Ltd | 多階調画像読取装置 |
| US5036398A (en) * | 1989-10-03 | 1991-07-30 | Honeywell Regelsysteme Gmbh | Film writer and viewer system |
| JP2663189B2 (ja) * | 1990-01-29 | 1997-10-15 | 富士写真フイルム株式会社 | 画像のダイナミックレンジ圧縮処理方法 |
| US5172419A (en) * | 1991-03-05 | 1992-12-15 | Lumisys, Inc. | Medical image processing system |
| DE4118153A1 (de) * | 1991-06-03 | 1992-12-10 | Philips Patentverwaltung | Anordnung zum erzeugen von roentgenaufnahmen |
| EP0617548B1 (en) * | 1993-03-24 | 2001-09-05 | Fujifilm Electronic Imaging Limited | Image colour modification |
| US5761333A (en) * | 1995-01-31 | 1998-06-02 | General Electric Company | Contrast enhancement for CT systems |
| US5774599A (en) * | 1995-03-14 | 1998-06-30 | Eastman Kodak Company | Method for precompensation of digital images for enhanced presentation on digital displays with limited capabilities |
| US5815591A (en) * | 1996-07-10 | 1998-09-29 | R2 Technology, Inc. | Method and apparatus for fast detection of spiculated lesions in digital mammograms |
| US6424730B1 (en) | 1998-11-03 | 2002-07-23 | Eastman Kodak Company | Medical image enhancement method for hardcopy prints |
| JP3733260B2 (ja) * | 1999-04-30 | 2006-01-11 | キヤノン株式会社 | 画像処理装置及び画像処理方法 |
| US6850651B2 (en) | 2001-07-02 | 2005-02-01 | Corel Corporation | Moiré correction in images |
| US6950211B2 (en) * | 2001-07-05 | 2005-09-27 | Corel Corporation | Fine moire correction in images |
| US20070286525A1 (en) * | 2006-06-08 | 2007-12-13 | General Electric Company | Generation of imaging filters based on image analysis |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1244748A (en) * | 1968-11-26 | 1971-09-02 | Crosfield Electronics Ltd | Improvements relating to image reproduction equipment |
| US3859527A (en) * | 1973-01-02 | 1975-01-07 | Eastman Kodak Co | Apparatus and method for producing images corresponding to patterns of high energy radiation |
| JPS5588741A (en) * | 1978-12-26 | 1980-07-04 | Fuji Photo Film Co Ltd | Method of treating gradation of xxray picture of breast and its device |
| FR2445536B1 (fr) * | 1978-12-26 | 1989-12-22 | Fuji Photo Film Co Ltd | Procede et appareil pour traiter une image radiographique |
-
1979
- 1979-12-25 JP JP16893679A patent/JPS5691735A/ja active Granted
-
1980
- 1980-12-24 DE DE8080108198T patent/DE3070536D1/de not_active Expired
- 1980-12-24 EP EP80108198A patent/EP0032237B1/en not_active Expired
- 1980-12-29 US US06/220,771 patent/US4346409A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE3070536D1 (en) | 1985-05-23 |
| JPS5691735A (en) | 1981-07-24 |
| US4346409A (en) | 1982-08-24 |
| EP0032237B1 (en) | 1985-04-17 |
| EP0032237A1 (en) | 1981-07-22 |
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