JP2001258875A5 - - Google Patents
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- Publication number
- JP2001258875A5 JP2001258875A5 JP2000360411A JP2000360411A JP2001258875A5 JP 2001258875 A5 JP2001258875 A5 JP 2001258875A5 JP 2000360411 A JP2000360411 A JP 2000360411A JP 2000360411 A JP2000360411 A JP 2000360411A JP 2001258875 A5 JP2001258875 A5 JP 2001258875A5
- Authority
- JP
- Japan
- 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.)
- Granted
Links
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/450362 | 1999-11-29 | ||
| US09/450,362 US6307912B1 (en) | 1999-11-29 | 1999-11-29 | Methods and apparatus for optimizing CT image quality with optimized data acquisition |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2001258875A JP2001258875A (ja) | 2001-09-25 |
| JP2001258875A5 true JP2001258875A5 (enExample) | 2008-01-17 |
| JP4675472B2 JP4675472B2 (ja) | 2011-04-20 |
Family
ID=23787799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000360411A Expired - Fee Related JP4675472B2 (ja) | 1999-11-29 | 2000-11-28 | 最適化データ取得によりｃｔ画質を最適化する方法及び装置 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US6307912B1 (enExample) |
| EP (1) | EP1103221B1 (enExample) |
| JP (1) | JP4675472B2 (enExample) |
| CN (1) | CN1231182C (enExample) |
| DE (1) | DE60036355T2 (enExample) |
| IL (1) | IL139758A (enExample) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6411673B1 (en) * | 2000-12-29 | 2002-06-25 | Ge Medical Systems Global Technology Company, Llc | Sampling rate scaling of calibration vectors in x-ray CT machines |
| JP4532005B2 (ja) * | 2001-03-09 | 2010-08-25 | 株式会社日立メディコ | Ｘ線ｃｔ装置及びその画像表示方法 |
| JP4387638B2 (ja) * | 2001-07-04 | 2009-12-16 | 株式会社東芝 | Ｘ線コンピュータ断層診断装置 |
| JP5438647B2 (ja) * | 2010-03-31 | 2014-03-12 | 富士フイルム株式会社 | 放射線画像システム |
| US8031828B1 (en) | 2010-04-30 | 2011-10-04 | General Electric Company | Method and apparatus for computed tomography |
| MX2014003685A (es) | 2011-09-30 | 2015-05-11 | Childrens Hosp Medical Center | Metodo para optimizacion coherente y verificable de una dosis de radiacion de tomografia computarizada (tc). |
| US20150086101A1 (en) * | 2013-09-25 | 2015-03-26 | General Electric Company | Method for organ localization |
| JP6571659B2 (ja) * | 2014-08-04 | 2019-09-04 | 株式会社日立製作所 | Ｘ線ｃｔ装置、データ処理装置及び投影データ生成方法 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6152860A (ja) * | 1984-08-24 | 1986-03-15 | 株式会社 日立メデイコ | Ｘ線ｃｔ装置 |
| JPH01299535A (ja) * | 1988-05-30 | 1989-12-04 | Toshiba Corp | データ収集装置 |
| US5220589A (en) * | 1991-07-18 | 1993-06-15 | General Electric Company | Correction circuit for a floating-point amplifier |
| JP2624927B2 (ja) * | 1992-10-06 | 1997-06-25 | 株式会社東芝 | Ｘ線ｃｔ装置 |
| US5416815A (en) * | 1993-07-02 | 1995-05-16 | General Electric Company | Adaptive filter for reducing streaking artifacts in x-ray tomographic images |
| US5379333A (en) | 1993-11-19 | 1995-01-03 | General Electric Company | Variable dose application by modulation of x-ray tube current during CT scanning |
| US5400378A (en) | 1993-11-19 | 1995-03-21 | General Electric Company | Dynamic dose control in multi-slice CT scan |
| US5450462A (en) * | 1993-11-19 | 1995-09-12 | General Electric Company | Modulation of x-ray tube current during CT scanning with modulation limit |
| US5430785A (en) * | 1994-04-11 | 1995-07-04 | General Electric Company | Detector channel gain calibration using focal spot wobble |
| JPH07303632A (ja) * | 1994-05-11 | 1995-11-21 | Ge Yokogawa Medical Syst Ltd | Ｃｔ装置 |
| US5933540A (en) | 1995-05-11 | 1999-08-03 | General Electric Company | Filter system and method for efficiently suppressing noise and improving edge definition in a digitized image |
| CA2184237A1 (en) * | 1995-09-08 | 1997-03-09 | Jay A. Stein | X-ray bone densitometry |
| JPH1021372A (ja) * | 1996-07-05 | 1998-01-23 | Toshiba Corp | Ｘ線ｃｔ装置 |
| JP3673041B2 (ja) * | 1996-11-21 | 2005-07-20 | ジーイー横河メディカルシステム株式会社 | Ｃｔイメージング方法およびｘ線ｃｔ装置 |
| US5828719A (en) | 1996-12-23 | 1998-10-27 | General Electric Company | Methods and apparatus for modulating data acquisition system gain |
| US5734691A (en) * | 1996-12-23 | 1998-03-31 | General Electric Company | Detector z-axis gain non-uniformity correction in a computed tomography system |
| JPH10211195A (ja) * | 1997-01-30 | 1998-08-11 | Shimadzu Corp | Ｘ線ｃｔ装置 |
-
1999
- 1999-11-29 US US09/450,362 patent/US6307912B1/en not_active Expired - Lifetime
-
2000
- 2000-11-19 IL IL13975800A patent/IL139758A/en not_active IP Right Cessation
- 2000-11-28 JP JP2000360411A patent/JP4675472B2/ja not_active Expired - Fee Related
- 2000-11-29 EP EP00310603A patent/EP1103221B1/en not_active Expired - Lifetime
- 2000-11-29 DE DE60036355T patent/DE60036355T2/de not_active Expired - Lifetime
- 2000-11-29 CN CNB001342916A patent/CN1231182C/zh not_active Expired - Fee Related