DE3047544C2 - - Google Patents
Info
- Publication number
- DE3047544C2 DE3047544C2 DE3047544T DE3047544T DE3047544C2 DE 3047544 C2 DE3047544 C2 DE 3047544C2 DE 3047544 T DE3047544 T DE 3047544T DE 3047544 T DE3047544 T DE 3047544T DE 3047544 C2 DE3047544 C2 DE 3047544C2
- Authority
- DE
- Germany
- Prior art keywords
- detector
- selenium
- ray
- charge
- layer
- 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
- 238000000034 method Methods 0.000 claims description 29
- 239000011669 selenium Substances 0.000 description 88
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 87
- 229910052711 selenium Inorganic materials 0.000 description 87
- 230000006870 function Effects 0.000 description 21
- 239000003990 capacitor Substances 0.000 description 20
- 229910052782 aluminium Inorganic materials 0.000 description 18
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 18
- 230000004907 flux Effects 0.000 description 16
- 230000005855 radiation Effects 0.000 description 16
- 229920002799 BoPET Polymers 0.000 description 15
- 239000005041 Mylar™ Substances 0.000 description 15
- 238000010586 diagram Methods 0.000 description 15
- 230000000903 blocking effect Effects 0.000 description 12
- 239000004020 conductor Substances 0.000 description 10
- 230000033001 locomotion Effects 0.000 description 10
- 230000007246 mechanism Effects 0.000 description 8
- 230000003287 optical effect Effects 0.000 description 8
- 239000012212 insulator Substances 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000005684 electric field Effects 0.000 description 5
- 238000005070 sampling Methods 0.000 description 5
- 238000003860 storage Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 210000000038 chest Anatomy 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 229920001342 Bakelite® Polymers 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 239000006096 absorbing agent Substances 0.000 description 3
- 238000013459 approach Methods 0.000 description 3
- 239000004637 bakelite Substances 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 3
- 230000001427 coherent effect Effects 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 230000006798 recombination Effects 0.000 description 3
- 238000005215 recombination Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- UIZLQMLDSWKZGC-UHFFFAOYSA-N cadmium helium Chemical compound [He].[Cd] UIZLQMLDSWKZGC-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000004590 computer program Methods 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 239000003989 dielectric material Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000003909 pattern recognition Methods 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000002601 radiography Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
- 210000000481 breast Anatomy 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011976 chest X-ray Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005686 electrostatic field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 210000000540 fraction c Anatomy 0.000 description 1
- 238000005816 glass manufacturing process Methods 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 230000005524 hole trap Effects 0.000 description 1
- 238000009607 mammography Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000006862 quantum yield reaction Methods 0.000 description 1
- 229910052705 radium Inorganic materials 0.000 description 1
- HCWPIIXVSYCSAN-UHFFFAOYSA-N radium atom Chemical compound [Ra] HCWPIIXVSYCSAN-UHFFFAOYSA-N 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010792 warming 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
- G01T1/26—Measuring radiation intensity with resistance detectors
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/054—Apparatus for electrographic processes using a charge pattern using X-rays, e.g. electroradiography
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
- G03G15/221—Machines other than electrographic copiers, e.g. electrophotographic cameras, electrostatic typewriters
- G03G15/222—Machines for handling xeroradiographic images, e.g. xeroradiographic processors
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
- G21K4/00—Conversion screens for the conversion of the spatial distribution of X-rays or particle radiation into visible images, e.g. fluoroscopic screens
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/30—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from X-rays
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05G—X-RAY TECHNIQUE
- H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
- H05G1/08—Electrical details
- H05G1/26—Measuring, controlling or protecting
- H05G1/30—Controlling
- H05G1/38—Exposure time
- H05G1/42—Exposure time using arrangements for switching when a predetermined dose of radiation has been applied, e.g. in which the switching instant is determined by measuring the electrical energy supplied to the tube
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05G—X-RAY TECHNIQUE
- H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
- H05G1/08—Electrical details
- H05G1/64—Circuit arrangements for X-ray apparatus incorporating image intensifiers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F99/00—Subject matter not provided for in other groups of this subclass
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Molecular Biology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Engineering & Computer Science (AREA)
- Pathology (AREA)
- Measurement Of Radiation (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
- Electrophotography Using Other Than Carlson'S Method (AREA)
- Combination Of More Than One Step In Electrophotography (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/038,831 US4539591A (en) | 1979-03-22 | 1979-05-14 | Method of impressing and reading out a surface charge on a multi-layered detector structure |
| PCT/US1980/000563 WO1980002785A1 (en) | 1979-05-14 | 1980-05-14 | Method of impressing and reading out a surface charge on a multi-layered detector structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3047544T1 DE3047544T1 (de) | 1982-11-04 |
| DE3047544C2 true DE3047544C2 (en, 2012) | 1990-07-26 |
Family
ID=21902154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE803047544T Granted DE3047544T1 (de) | 1979-05-14 | 1980-05-14 | Method of impressing and reading out a surface charge on a multi-layered detector structure |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4539591A (en, 2012) |
| EP (1) | EP0028645B1 (en, 2012) |
| JP (1) | JPS56500711A (en, 2012) |
| AU (1) | AU539879B2 (en, 2012) |
| BR (1) | BR8008684A (en, 2012) |
| DE (1) | DE3047544T1 (en, 2012) |
| GB (1) | GB2064914B (en, 2012) |
| SE (2) | SE8202421L (en, 2012) |
| WO (1) | WO1980002785A1 (en, 2012) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE442152B (sv) * | 1981-11-23 | 1985-12-02 | Olof Engstrom | Forfarande for jemforelse av en forsta optisk signal med minst en annan signal |
| FR2572822B1 (fr) * | 1984-11-07 | 1986-12-26 | Anizan Paul | Dispositif analogique parallele de traitement local d'un signal bidimensionnel |
| DE3712473A1 (de) * | 1986-04-14 | 1987-10-15 | Canon Kk | Bildaufzeichnungs- und/oder bildwiedergabeeinrichtung |
| US4857734A (en) * | 1986-04-21 | 1989-08-15 | Siemens Aktiengesellschaft | Read system for a luminescent image storage screen in an x-ray diagnostics installation |
| US5544238A (en) * | 1989-11-24 | 1996-08-06 | Thomas Jefferson University | Method of and apparatus for standardizing and monitoring beam quality in mammography |
| US5844965A (en) * | 1989-11-24 | 1998-12-01 | Thomas Jefferson University | Method and apparatus for using film density measurements of a radiograph to monitor the reproducibility of X-ray exposure parameters of a mammography unit |
| US5166524A (en) * | 1991-06-28 | 1992-11-24 | E. I. Du Pont De Nemours & Company | Element, device and associated method for capturing a latent radiographic image |
| US5127038A (en) * | 1991-06-28 | 1992-06-30 | E. I. Du Pont De Nemours And Company | Method for capturing and displaying a latent radiographic image |
| US5168160A (en) * | 1991-06-28 | 1992-12-01 | E. I. Du Pont De Nemours And Company | Method and apparatus for acquiring an electrical signal representing a radiographic image |
| DE69327887T2 (de) * | 1992-05-20 | 2000-10-05 | Sterling Diagnostic Imaging, Inc. | Verfahren und Vorrichtung zur Erfassung der Röntgenstrahlungsbild mittels einer Dünnschichttransistoren-Matrix |
| US5313066A (en) * | 1992-05-20 | 1994-05-17 | E. I. Du Pont De Nemours And Company | Electronic method and apparatus for acquiring an X-ray image |
| US5331179A (en) * | 1993-04-07 | 1994-07-19 | E. I. Du Pont De Nemours And Company | Method and apparatus for acquiring an X-ray image using a thin film transistor array |
| US5332893A (en) * | 1992-07-22 | 1994-07-26 | Minnesota Mining And Manufacturing Company | Imaging system and device having a simplified electrode design |
| US5268569A (en) * | 1992-07-22 | 1993-12-07 | Minnesota Mining And Manufacturing Company | Imaging system having optimized electrode geometry and processing |
| JPH09511616A (ja) * | 1994-03-31 | 1997-11-18 | イメイション・コーポレイション | 可変の電極配列および処理を用いるイメージングシステム |
| US5650626A (en) * | 1996-07-16 | 1997-07-22 | Eastman Kodak Company | X-ray imaging detector with thickness and composition limited substrate |
| US5753921A (en) * | 1996-07-16 | 1998-05-19 | Eastman Kodak Company | X-ray imaging detector with limited substrate and converter |
| US5994713A (en) | 1997-06-25 | 1999-11-30 | Quantum Imaging Corp. | Filmless photon imaging apparatus |
| IL123006A (en) | 1998-01-20 | 2005-12-18 | Edge Medical Devices Ltd | X-ray imaging system |
| IL126018A0 (en) | 1998-09-01 | 1999-05-09 | Edge Medical Devices Ltd | X-ray imaging system |
| US6326625B1 (en) | 1999-01-20 | 2001-12-04 | Edge Medical Devices Ltd. | X-ray imaging system |
| US6178225B1 (en) | 1999-06-04 | 2001-01-23 | Edge Medical Devices Ltd. | System and method for management of X-ray imaging facilities |
| JP4356854B2 (ja) * | 2000-03-31 | 2009-11-04 | 富士フイルム株式会社 | 画像信号読取システム及び画像検出器 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1437162A (en, 2012) * | 1973-06-29 | 1976-05-26 | ||
| DE2627214C2 (de) * | 1976-06-18 | 1982-05-06 | Naučno-issledovatel'skij institut introskopii, Moskva | Gerät zum Durchleuchten mittels durchdringender Strahlung mit einem Bildwandler, dessen Ausgangsbild über einen Bildverstärker auf die Aufnahmeröhre eines Fernsehsystems fällt |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2277013A (en) * | 1939-06-27 | 1942-03-17 | Chester F Carison | Electric recording and transmission of pictures |
| US2833930A (en) * | 1953-07-16 | 1958-05-06 | Haloid Co | Electrostatic charging method and apparatus |
| US2853383A (en) * | 1953-10-02 | 1958-09-23 | Paul H Keck | Method and apparatus for amplifying photoelectric currents |
| US2912592A (en) * | 1954-10-07 | 1959-11-10 | Horizons Inc | Memory device |
| US3000735A (en) * | 1956-06-11 | 1961-09-19 | Keller Daniel Franklin | Method and apparatus for the reproduction of images |
| US3069551A (en) * | 1957-05-16 | 1962-12-18 | Ass Elect Ind Woolwich Ltd | Electrical apparatus for intensifying images |
| NL273832A (en, 2012) * | 1961-01-24 | |||
| US3355289A (en) * | 1962-05-02 | 1967-11-28 | Xerox Corp | Cyclical xerographic process utilizing a selenium-tellurium xerographic plate |
| US4071361A (en) * | 1965-01-09 | 1978-01-31 | Canon Kabushiki Kaisha | Electrophotographic process and apparatus |
| US3412242A (en) * | 1965-12-10 | 1968-11-19 | Rca Corp | Method of charging a zinc oxide photoconductive layer with a positive charge |
| US3450885A (en) * | 1966-10-25 | 1969-06-17 | Robert L Willes | Image converter having photo-sensitive material having a response time dependent on intensity of incident light |
| JPS4813455B1 (en, 2012) * | 1968-11-05 | 1973-04-27 | ||
| US3865975A (en) * | 1973-08-22 | 1975-02-11 | Nasa | Deep trap, laser activated image converting system |
| US4114987A (en) * | 1976-03-05 | 1978-09-19 | Vagi Robert J | Deflector control circuit |
| US4176275A (en) * | 1977-08-22 | 1979-11-27 | Minnesota Mining And Manufacturing Company | Radiation imaging and readout system and method utilizing a multi-layered device having a photoconductive insulative layer |
-
1979
- 1979-05-14 US US06/038,831 patent/US4539591A/en not_active Expired - Lifetime
-
1980
- 1980-05-14 JP JP50144880A patent/JPS56500711A/ja active Pending
- 1980-05-14 GB GB8100465A patent/GB2064914B/en not_active Expired
- 1980-05-14 WO PCT/US1980/000563 patent/WO1980002785A1/en active IP Right Grant
- 1980-05-14 DE DE803047544T patent/DE3047544T1/de active Granted
- 1980-05-14 AU AU60546/80A patent/AU539879B2/en not_active Ceased
- 1980-05-14 EP EP80901155A patent/EP0028645B1/en not_active Expired
- 1980-05-14 SE SE8202421A patent/SE8202421L/sv unknown
- 1980-05-14 BR BR8008684A patent/BR8008684A/pt unknown
-
1981
- 1981-01-14 SE SE8100187A patent/SE8100187L/xx not_active Application Discontinuation
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1437162A (en, 2012) * | 1973-06-29 | 1976-05-26 | ||
| DE2627214C2 (de) * | 1976-06-18 | 1982-05-06 | Naučno-issledovatel'skij institut introskopii, Moskva | Gerät zum Durchleuchten mittels durchdringender Strahlung mit einem Bildwandler, dessen Ausgangsbild über einen Bildverstärker auf die Aufnahmeröhre eines Fernsehsystems fällt |
Non-Patent Citations (1)
| Title |
|---|
| IBM Technical Disclosure Bulletin Vol.19, Nr.10, M�rz 1977, S.3667-3668 * |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56500711A (en, 2012) | 1981-05-21 |
| EP0028645A1 (en) | 1981-05-20 |
| EP0028645B1 (en) | 1984-08-01 |
| US4539591A (en) | 1985-09-03 |
| BR8008684A (pt) | 1981-04-14 |
| DE3047544T1 (de) | 1982-11-04 |
| SE8202421L (en, 2012) | 1982-04-19 |
| AU539879B2 (en) | 1984-10-18 |
| WO1980002785A1 (en) | 1980-12-11 |
| EP0028645A4 (en) | 1981-11-25 |
| SE8100187L (sv) | 1981-01-14 |
| GB2064914A (en) | 1981-06-17 |
| GB2064914B (en) | 1983-08-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8181 | Inventor (new situation) |
Free format text: ZERMENO, ALFONSO COWART, RONALD WAYNE MARSH JUN., LEE M., HOUSTON, TEX., US |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |