JPH0363878B2 - - Google Patents
Info
- Publication number
- JPH0363878B2 JPH0363878B2 JP59107911A JP10791184A JPH0363878B2 JP H0363878 B2 JPH0363878 B2 JP H0363878B2 JP 59107911 A JP59107911 A JP 59107911A JP 10791184 A JP10791184 A JP 10791184A JP H0363878 B2 JPH0363878 B2 JP H0363878B2
- Authority
- JP
- Japan
- Prior art keywords
- image
- signal
- difference signal
- subtraction
- gradation processing
- 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
- 238000012545 processing Methods 0.000 claims description 53
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 35
- 230000005855 radiation Effects 0.000 claims description 32
- 238000006243 chemical reaction Methods 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 24
- 238000005457 optimization Methods 0.000 claims description 9
- 238000004020 luminiscence type Methods 0.000 claims description 8
- 230000005284 excitation Effects 0.000 claims description 6
- 238000012937 correction Methods 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 7
- 238000003860 storage Methods 0.000 description 5
- 238000009826 distribution Methods 0.000 description 3
- 238000002601 radiography Methods 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- 239000002872 contrast media Substances 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 238000001454 recorded image Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000004304 visual acuity Effects 0.000 description 1
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59107911A JPS60250792A (ja) | 1984-05-28 | 1984-05-28 | サブトラクシヨン画像の階調処理最適化方法および装置 |
| EP85104941A EP0163903B1 (de) | 1984-04-23 | 1985-04-23 | Schwärzungsgrad-Korrekturverfahren sowie Vorrichtung für Subtraktionsbilder |
| DE8585104941T DE3583065D1 (de) | 1984-04-23 | 1985-04-23 | Schwaerzungsgrad-korrekturverfahren sowie vorrichtung fuer subtraktionsbilder. |
| US07/116,196 US5028781A (en) | 1984-04-23 | 1987-11-03 | Density correcting method and apparatus for subtraction image |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59107911A JPS60250792A (ja) | 1984-05-28 | 1984-05-28 | サブトラクシヨン画像の階調処理最適化方法および装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60250792A JPS60250792A (ja) | 1985-12-11 |
| JPH0363878B2 true JPH0363878B2 (de) | 1991-10-02 |
Family
ID=14471181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59107911A Granted JPS60250792A (ja) | 1984-04-23 | 1984-05-28 | サブトラクシヨン画像の階調処理最適化方法および装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60250792A (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0661325B2 (ja) * | 1986-07-24 | 1994-08-17 | 富士写真フイルム株式会社 | 放射線画像情報処理方法 |
| JPH01262453A (ja) * | 1988-04-13 | 1989-10-19 | Rigaku Corp | 蓄積性蛍光板を利用したｘ線回折装置における回折ｘ線強度の読取り方法 |
| WO2010050031A1 (ja) * | 2008-10-30 | 2010-05-06 | 株式会社島津製作所 | 放射線撮影装置 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55116340A (en) * | 1979-02-28 | 1980-09-06 | Fuji Photo Film Co Ltd | Method and device for processing gradation of radiation picture |
| JPS5867239A (ja) * | 1981-10-20 | 1983-04-21 | 株式会社東芝 | 画像表示装置 |
| JPS58163340A (ja) * | 1982-03-20 | 1983-09-28 | 富士写真フイルム株式会社 | 放射線画像のサブトラクシヨン処理方法 |
-
1984
- 1984-05-28 JP JP59107911A patent/JPS60250792A/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55116340A (en) * | 1979-02-28 | 1980-09-06 | Fuji Photo Film Co Ltd | Method and device for processing gradation of radiation picture |
| JPS5867239A (ja) * | 1981-10-20 | 1983-04-21 | 株式会社東芝 | 画像表示装置 |
| JPS58163340A (ja) * | 1982-03-20 | 1983-09-28 | 富士写真フイルム株式会社 | 放射線画像のサブトラクシヨン処理方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60250792A (ja) | 1985-12-11 |
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