WO2004110111A3 - Devices and methods for producing multiple x-ray beams from multiple locations - Google Patents
Devices and methods for producing multiple x-ray beams from multiple locations Download PDFInfo
- Publication number
- WO2004110111A3 WO2004110111A3 PCT/US2004/016434 US2004016434W WO2004110111A3 WO 2004110111 A3 WO2004110111 A3 WO 2004110111A3 US 2004016434 W US2004016434 W US 2004016434W WO 2004110111 A3 WO2004110111 A3 WO 2004110111A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- cathode
- anode
- disposed
- gate electrode
- predetermined pattern
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 238000010276 construction Methods 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J35/00—X-ray tubes
- H01J35/02—Details
- H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
- H01J35/06—Cathodes
- H01J35/065—Field emission, photo emission or secondary emission cathodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2235/00—X-ray tubes
- H01J2235/06—Cathode assembly
- H01J2235/068—Multi-cathode assembly
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2004800224505A CN1833299B (en) | 2003-05-30 | 2004-05-25 | Devices and methods for producing multiple x-ray beams from multiple locations |
JP2006533406A JP2007504636A (en) | 2003-05-30 | 2004-05-25 | Apparatus and method for generating multiple x-ray beams from multiple locations |
EP04753290A EP1636817A2 (en) | 2003-05-30 | 2004-05-25 | Devices and methods for producing multiple x-ray beams from multiple locations |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/448,144 | 2003-05-30 | ||
US10/448,144 US20040240616A1 (en) | 2003-05-30 | 2003-05-30 | Devices and methods for producing multiple X-ray beams from multiple locations |
Publications (3)
Publication Number | Publication Date |
---|---|
WO2004110111A2 WO2004110111A2 (en) | 2004-12-16 |
WO2004110111A3 true WO2004110111A3 (en) | 2005-06-09 |
WO2004110111B1 WO2004110111B1 (en) | 2005-10-06 |
Family
ID=33451418
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2004/016434 WO2004110111A2 (en) | 2003-05-30 | 2004-05-25 | Devices and methods for producing multiple x-ray beams from multiple locations |
Country Status (6)
Country | Link |
---|---|
US (1) | US20040240616A1 (en) |
EP (1) | EP1636817A2 (en) |
JP (1) | JP2007504636A (en) |
CN (1) | CN1833299B (en) |
TW (1) | TW200518155A (en) |
WO (1) | WO2004110111A2 (en) |
Families Citing this family (53)
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US6876724B2 (en) * | 2000-10-06 | 2005-04-05 | The University Of North Carolina - Chapel Hill | Large-area individually addressable multi-beam x-ray system and method of forming same |
US7227924B2 (en) * | 2000-10-06 | 2007-06-05 | The University Of North Carolina At Chapel Hill | Computed tomography scanning system and method using a field emission x-ray source |
US6980627B2 (en) | 2000-10-06 | 2005-12-27 | Xintek, Inc. | Devices and methods for producing multiple x-ray beams from multiple locations |
US7153455B2 (en) * | 2001-05-21 | 2006-12-26 | Sabel Plastechs Inc. | Method of making a stretch/blow molded article (bottle) with an integral projection such as a handle |
US7252749B2 (en) * | 2001-11-30 | 2007-08-07 | The University Of North Carolina At Chapel Hill | Deposition method for nanostructure materials |
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US7280636B2 (en) * | 2003-10-03 | 2007-10-09 | Illinois Institute Of Technology | Device and method for producing a spatially uniformly intense source of x-rays |
US20070014148A1 (en) * | 2004-05-10 | 2007-01-18 | The University Of North Carolina At Chapel Hill | Methods and systems for attaching a magnetic nanowire to an object and apparatuses formed therefrom |
US8155262B2 (en) | 2005-04-25 | 2012-04-10 | The University Of North Carolina At Chapel Hill | Methods, systems, and computer program products for multiplexing computed tomography |
CN101296658B (en) * | 2005-04-25 | 2011-01-12 | 北卡罗来纳大学查珀尔希尔分校 | X-ray imaging system using temporal digital signal processing |
US20070009088A1 (en) * | 2005-07-06 | 2007-01-11 | Edic Peter M | System and method for imaging using distributed X-ray sources |
WO2007038306A2 (en) * | 2005-09-23 | 2007-04-05 | The University Of North Carolina At Chapel Hill | Methods, systems, and computer program products for multiplexing computed tomography |
US20070133747A1 (en) * | 2005-12-08 | 2007-06-14 | General Electric Company | System and method for imaging using distributed X-ray sources |
EP1801842A1 (en) * | 2005-12-23 | 2007-06-27 | Nederlandse Organisatie voor toegepast-natuurwetenschappelijk Onderzoek TNO | Device for generating X-rays and use of such a device |
EP1982164B1 (en) * | 2006-02-02 | 2014-08-06 | Philips Intellectual Property & Standards GmbH | Imaging apparatus using distributed x-ray sources and method thereof |
US8189893B2 (en) | 2006-05-19 | 2012-05-29 | The University Of North Carolina At Chapel Hill | Methods, systems, and computer program products for binary multiplexing x-ray radiography |
JP4884902B2 (en) * | 2006-09-21 | 2012-02-29 | 浜松ホトニクス株式会社 | Ionizer, mass analyzer, ion mobility meter, electron capture detector, and charged particle measuring device for chromatograph |
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CN101346034B (en) * | 2007-07-09 | 2011-11-23 | 清华大学 | Dual-energy or multi-energy electrostatic field electronic accelerator and method thereof |
US7751528B2 (en) * | 2007-07-19 | 2010-07-06 | The University Of North Carolina | Stationary x-ray digital breast tomosynthesis systems and related methods |
DE102007034222A1 (en) * | 2007-07-23 | 2009-01-29 | Siemens Ag | X-ray tube i.e. field emitter-x-ray tube, has dielectric layer attached on conductive layer, and gate electrode layer arranged on dielectric layer, emitter layer attached on electrically conductive layer in region of recesses |
JP4886713B2 (en) * | 2008-02-13 | 2012-02-29 | キヤノン株式会社 | X-ray imaging apparatus and control method thereof |
JP5294653B2 (en) * | 2008-02-28 | 2013-09-18 | キヤノン株式会社 | Multi X-ray generator and X-ray imaging apparatus |
DE102008050353B3 (en) * | 2008-10-02 | 2010-05-20 | Siemens Aktiengesellschaft | Circular multi-beam X-ray device |
DE102008050352B4 (en) | 2008-10-02 | 2012-02-16 | Siemens Aktiengesellschaft | Multi-beam X-ray device |
US8600003B2 (en) | 2009-01-16 | 2013-12-03 | The University Of North Carolina At Chapel Hill | Compact microbeam radiation therapy systems and methods for cancer treatment and research |
DE102009040769A1 (en) | 2009-09-09 | 2011-03-17 | Siemens Aktiengesellschaft | Apparatus and method for examining an object for material defects by means of X-rays |
DE102009049182A1 (en) | 2009-10-13 | 2011-04-21 | Siemens Aktiengesellschaft | Miniature x-ray tube for a catheter |
US8401151B2 (en) * | 2009-12-16 | 2013-03-19 | General Electric Company | X-ray tube for microsecond X-ray intensity switching |
US9271689B2 (en) * | 2010-01-20 | 2016-03-01 | General Electric Company | Apparatus for wide coverage computed tomography and method of constructing same |
US8358739B2 (en) | 2010-09-03 | 2013-01-22 | The University Of North Carolina At Chapel Hill | Systems and methods for temporal multiplexing X-ray imaging |
DE102011081138A1 (en) | 2011-08-17 | 2012-09-20 | Siemens Aktiengesellschaft | X-ray device used for testing non-destructive material, used in medical and industrial applications, has multi-beam X-ray tube and high voltage generator which are arranged inside housing |
WO2013078344A1 (en) | 2011-11-22 | 2013-05-30 | Xinray Systems Inc | High speed, small footprint x-ray tomography inspection systems, devices, and methods |
JP5540033B2 (en) | 2012-03-05 | 2014-07-02 | 双葉電子工業株式会社 | X-ray tube |
US9484179B2 (en) | 2012-12-18 | 2016-11-01 | General Electric Company | X-ray tube with adjustable intensity profile |
US9224572B2 (en) | 2012-12-18 | 2015-12-29 | General Electric Company | X-ray tube with adjustable electron beam |
KR20140106291A (en) * | 2013-02-26 | 2014-09-03 | 삼성전자주식회사 | X-ray imaging system having flat panel type X-ray generator, and X-ray generator, and electron emission device |
JP2013154254A (en) * | 2013-05-24 | 2013-08-15 | Canon Inc | X-ray tomography apparatus |
MX360238B (en) | 2014-02-10 | 2018-10-26 | Luxbright Ab | An electron emitter for an x-ray tube. |
US9782136B2 (en) | 2014-06-17 | 2017-10-10 | The University Of North Carolina At Chapel Hill | Intraoral tomosynthesis systems, methods, and computer readable media for dental imaging |
US10980494B2 (en) | 2014-10-20 | 2021-04-20 | The University Of North Carolina At Chapel Hill | Systems and related methods for stationary digital chest tomosynthesis (s-DCT) imaging |
CN104411081A (en) * | 2014-11-13 | 2015-03-11 | 重庆大学 | Linear array micro-nano focus X-ray source for micro-nano CT (computer tomography) system |
JP6980740B2 (en) * | 2015-02-10 | 2021-12-15 | ルクスブライト・アーベー | X-ray device |
JP6377572B2 (en) * | 2015-05-11 | 2018-08-22 | 株式会社リガク | X-ray generator and adjustment method thereof |
US10835199B2 (en) | 2016-02-01 | 2020-11-17 | The University Of North Carolina At Chapel Hill | Optical geometry calibration devices, systems, and related methods for three dimensional x-ray imaging |
CN109804449B (en) * | 2016-10-19 | 2022-07-01 | 昂达博思有限公司 | X-ray source |
DE102016013533A1 (en) * | 2016-11-12 | 2018-05-17 | H&P Advanced Technology GmbH | CT Scanner |
EP3658030A4 (en) * | 2017-07-26 | 2021-06-30 | Shenzhen Xpectvision Technology Co., Ltd. | An integrated x-ray source |
WO2019019040A1 (en) * | 2017-07-26 | 2019-01-31 | Shenzhen Xpectvision Technology Co., Ltd. | System with a spatially expansive x-ray source for x-ray imaging |
EP3531437A1 (en) * | 2018-02-27 | 2019-08-28 | Siemens Healthcare GmbH | Electron-emitting device |
EP3804472A4 (en) * | 2018-05-25 | 2022-03-23 | Micro-X Limited | A device for applying beamforming signal processing to rf modulated x-rays |
US11335038B2 (en) * | 2019-11-04 | 2022-05-17 | Uih America, Inc. | System and method for computed tomographic imaging |
EP3933881A1 (en) | 2020-06-30 | 2022-01-05 | VEC Imaging GmbH & Co. KG | X-ray source with multiple grids |
Citations (2)
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US20020085674A1 (en) * | 2000-12-29 | 2002-07-04 | Price John Scott | Radiography device with flat panel X-ray source |
US6498349B1 (en) * | 1997-02-05 | 2002-12-24 | Ut-Battelle | Electrostatically focused addressable field emission array chips (AFEA's) for high-speed massively parallel maskless digital E-beam direct write lithography and scanning electron microscopy |
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US20040213378A1 (en) * | 2003-04-24 | 2004-10-28 | The University Of North Carolina At Chapel Hill | Computed tomography system for imaging of human and small animal |
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JP2003303564A (en) * | 2002-04-10 | 2003-10-24 | Seiko Instruments Inc | Automatic focusing system in scanning type charged particle microscope |
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JP2004357724A (en) * | 2003-05-30 | 2004-12-24 | Toshiba Corp | X-ray ct apparatus, x-ray generating apparatus, and data collecting method of x-ray ct apparatus |
-
2003
- 2003-05-30 US US10/448,144 patent/US20040240616A1/en not_active Abandoned
-
2004
- 2004-05-25 EP EP04753290A patent/EP1636817A2/en not_active Withdrawn
- 2004-05-25 CN CN2004800224505A patent/CN1833299B/en active Active
- 2004-05-25 JP JP2006533406A patent/JP2007504636A/en active Pending
- 2004-05-25 WO PCT/US2004/016434 patent/WO2004110111A2/en active Application Filing
- 2004-05-28 TW TW093115395A patent/TW200518155A/en unknown
Patent Citations (2)
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US6498349B1 (en) * | 1997-02-05 | 2002-12-24 | Ut-Battelle | Electrostatically focused addressable field emission array chips (AFEA's) for high-speed massively parallel maskless digital E-beam direct write lithography and scanning electron microscopy |
US20020085674A1 (en) * | 2000-12-29 | 2002-07-04 | Price John Scott | Radiography device with flat panel X-ray source |
Also Published As
Publication number | Publication date |
---|---|
WO2004110111B1 (en) | 2005-10-06 |
CN1833299B (en) | 2010-06-16 |
JP2007504636A (en) | 2007-03-01 |
WO2004110111A2 (en) | 2004-12-16 |
CN1833299A (en) | 2006-09-13 |
US20040240616A1 (en) | 2004-12-02 |
EP1636817A2 (en) | 2006-03-22 |
TW200518155A (en) | 2005-06-01 |
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