DE2552346C2 - Röntgenbildcodierung - Google Patents
RöntgenbildcodierungInfo
- Publication number
- DE2552346C2 DE2552346C2 DE2552346A DE2552346A DE2552346C2 DE 2552346 C2 DE2552346 C2 DE 2552346C2 DE 2552346 A DE2552346 A DE 2552346A DE 2552346 A DE2552346 A DE 2552346A DE 2552346 C2 DE2552346 C2 DE 2552346C2
- Authority
- DE
- Germany
- Prior art keywords
- signal
- ray
- circuit
- scanning
- reference signal
- 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
- 230000005855 radiation Effects 0.000 claims description 37
- 238000005070 sampling Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000003321 amplification Effects 0.000 claims description 4
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 4
- 230000035699 permeability Effects 0.000 claims description 4
- 238000012935 Averaging Methods 0.000 claims description 3
- 230000000737 periodic effect Effects 0.000 claims description 3
- 241000446313 Lamella Species 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- 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
-
- 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
- G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
- G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
- G21K1/025—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using multiple collimators, e.g. Bucky screens; other devices for eliminating undesired or dispersed radiation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/30—Transforming light or analogous information into electric information
- H04N5/32—Transforming X-rays
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- X-Ray Techniques (AREA)
- Closed-Circuit Television Systems (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NLAANVRAGE7415409,A NL183160C (nl) | 1974-11-26 | 1974-11-26 | Stelsel voor het vormen van een videorepresentatie van een roentgenschaduwbeeld. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2552346A1 DE2552346A1 (de) | 1976-08-12 |
| DE2552346C2 true DE2552346C2 (de) | 1987-01-29 |
Family
ID=19822538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2552346A Expired DE2552346C2 (de) | 1974-11-26 | 1975-11-21 | Röntgenbildcodierung |
Country Status (8)
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7613502A (nl) * | 1976-12-03 | 1978-06-06 | Optische Ind De Oude Delft Nv | Synthetische apertuuraftastinrichting voor het decoderen van een gecodeerd, door kortgolvige straling, zoals roentgenstraling gevormd beeld. |
| DE3304213A1 (de) * | 1983-02-08 | 1984-08-09 | Siemens AG, 1000 Berlin und 8000 München | Roentgendiagnostikanlage mit mitteln zur unterdrueckung der streustrahlung |
| JPS59151940A (ja) * | 1983-02-18 | 1984-08-30 | 株式会社東芝 | Ｘ線診断装置 |
| US4718076A (en) * | 1983-04-22 | 1988-01-05 | Kabushiki Kaisha Toshiba | X-ray imaging apparatus |
| DE3469666D1 (en) * | 1983-04-25 | 1988-04-07 | Toshiba Kk | X-ray diagnostic apparatus |
| JPS60181638A (ja) * | 1984-02-29 | 1985-09-17 | Toshiba Corp | 放射線像撮影装置 |
| JPS6132984U (ja) * | 1984-07-31 | 1986-02-27 | 株式会社島津製作所 | Ｅｃｔ用放射線検出器 |
| JPS61249452A (ja) * | 1985-04-30 | 1986-11-06 | 株式会社東芝 | Ｘ線診断装置 |
| US4727562A (en) * | 1985-09-16 | 1988-02-23 | General Electric Company | Measurement of scatter in x-ray imaging |
| US4829552A (en) * | 1985-12-06 | 1989-05-09 | Rossi Remo J | Anti-scatter grid system |
| JPS62191972A (ja) * | 1986-02-18 | 1987-08-22 | Toshiba Corp | Ｘ線画像処理装置 |
| US4841555A (en) * | 1987-08-03 | 1989-06-20 | University Of Chicago | Method and system for removing scatter and veiling glate and other artifacts in digital radiography |
| US6978040B2 (en) * | 2001-12-19 | 2005-12-20 | Canon Kabushiki Kaisha | Optical recovery of radiographic geometry |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3950613A (en) * | 1973-12-26 | 1976-04-13 | Albert Macovski | X-ray encoding and decoding system |
-
1974
- 1974-11-26 NL NLAANVRAGE7415409,A patent/NL183160C/xx not_active IP Right Cessation
-
1975
- 1975-11-19 GB GB47646/75A patent/GB1492480A/en not_active Expired
- 1975-11-20 US US05/633,979 patent/US4087837A/en not_active Expired - Lifetime
- 1975-11-21 DE DE2552346A patent/DE2552346C2/de not_active Expired
- 1975-11-21 CA CA240,190A patent/CA1048169A/en not_active Expired
- 1975-11-25 IT IT69909/75A patent/IT1059841B/it active
- 1975-11-25 JP JP50140330A patent/JPS5912071B2/ja not_active Expired
- 1975-11-26 FR FR7536133A patent/FR2293116A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| NL183160C (nl) | 1988-08-01 |
| US4087837A (en) | 1978-05-02 |
| DE2552346A1 (de) | 1976-08-12 |
| NL183160B (nl) | 1988-03-01 |
| FR2293116A1 (fr) | 1976-06-25 |
| IT1059841B (it) | 1982-06-21 |
| JPS5175318A (en) | 1976-06-29 |
| GB1492480A (en) | 1977-11-23 |
| NL7415409A (nl) | 1976-05-31 |
| JPS5912071B2 (ja) | 1984-03-21 |
| CA1048169A (en) | 1979-02-06 |
| FR2293116B1 (US08197722-20120612-C00093.png) | 1982-05-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |