GB2043391A - Electronic device for compensating non-linearity in a gamma camera output - Google Patents
Electronic device for compensating non-linearity in a gamma camera output Download PDFInfo
- Publication number
- GB2043391A GB2043391A GB8004063A GB8004063A GB2043391A GB 2043391 A GB2043391 A GB 2043391A GB 8004063 A GB8004063 A GB 8004063A GB 8004063 A GB8004063 A GB 8004063A GB 2043391 A GB2043391 A GB 2043391A
- Authority
- GB
- United Kingdom
- Prior art keywords
- camera
- output
- signals
- input
- quadripole
- 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.)
- Withdrawn
Links
- 239000013078 crystal Substances 0.000 claims abstract description 8
- 238000012546 transfer Methods 0.000 claims description 14
- 230000003321 amplification Effects 0.000 claims description 10
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 10
- 238000012545 processing Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 3
- 238000012886 linear function Methods 0.000 abstract 1
- 230000003287 optical effect Effects 0.000 description 7
- 238000012937 correction Methods 0.000 description 6
- 230000004044 response Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000010894 electron beam technology Methods 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005251 gamma ray Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000009206 nuclear medicine Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/16—Measuring radiation intensity
- G01T1/161—Applications in the field of nuclear medicine, e.g. in vivo counting
- G01T1/164—Scintigraphy
- G01T1/1641—Static instruments for imaging the distribution of radioactivity in one or two dimensions using one or several scintillating elements; Radio-isotope cameras
- G01T1/1642—Static instruments for imaging the distribution of radioactivity in one or two dimensions using one or several scintillating elements; Radio-isotope cameras using a scintillation crystal and position sensing photodetector arrays, e.g. ANGER cameras
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- Molecular Biology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Nuclear Medicine (AREA)
- Measurement Of Radiation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7903359A FR2448750A1 (fr) | 1979-02-09 | 1979-02-09 | Dispositif electronique de compensation de defauts de linearite |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB2043391A true GB2043391A (en) | 1980-10-01 |
Family
ID=9221800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB8004063A Withdrawn GB2043391A (en) | 1979-02-09 | 1980-02-07 | Electronic device for compensating non-linearity in a gamma camera output |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS55110976A (enrdf_load_stackoverflow) |
| DE (1) | DE3003609A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2448750A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2043391A (enrdf_load_stackoverflow) |
| NL (1) | NL8000706A (enrdf_load_stackoverflow) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3745345A (en) * | 1971-11-09 | 1973-07-10 | Nuclear Chicago Corp | Radiation imaging device |
| US3752981A (en) * | 1972-03-10 | 1973-08-14 | Searle & Co | Scintillation camera with improved resolution |
| US3725806A (en) * | 1972-06-09 | 1973-04-03 | Bell Telephone Labor Inc | Distortion reduction in a repeatered transmission system |
| FR2189755A1 (enrdf_load_stackoverflow) * | 1972-06-16 | 1974-01-25 | Picker France | |
| FR2275065A1 (fr) * | 1974-06-11 | 1976-01-09 | Lgt Lab Gen Telecomm | Dispositif amplificateur linearise par correction automatique |
| US4132958A (en) * | 1977-10-31 | 1979-01-02 | Tektronix, Inc. | Feedbeside correction circuit for an amplifier |
-
1979
- 1979-02-09 FR FR7903359A patent/FR2448750A1/fr active Granted
-
1980
- 1980-02-01 DE DE19803003609 patent/DE3003609A1/de not_active Withdrawn
- 1980-02-05 NL NL8000706A patent/NL8000706A/nl not_active Application Discontinuation
- 1980-02-07 GB GB8004063A patent/GB2043391A/en not_active Withdrawn
- 1980-02-08 JP JP1379080A patent/JPS55110976A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS55110976A (en) | 1980-08-27 |
| NL8000706A (nl) | 1980-08-12 |
| DE3003609A1 (de) | 1980-08-14 |
| FR2448750A1 (fr) | 1980-09-05 |
| FR2448750B1 (enrdf_load_stackoverflow) | 1983-09-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |